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				<identifier>oai:ojs.pkp.sfu.ca:article/1133</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
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<oai_dc:dc
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	<dc:title xml:lang="id">PENGARUH KOMPOSISI SERAT KENAF DAN SERBUK CACO3 TERHADAP KEKUATAN TEKUK DAN WATER ABSORPTION KOMPOSIT HYBRID-POLIESTER</dc:title>
	<dc:creator xml:lang="id">Laksana, Alfian Hudan</dc:creator>
	<dc:creator xml:lang="id">Waluyo, Marhadi Budi</dc:creator>
	<dc:subject xml:lang="id">Komposit Hybrid</dc:subject>
	<dc:subject xml:lang="id">Serat Kenaf</dc:subject>
	<dc:subject xml:lang="id">CaCO3</dc:subject>
	<dc:subject xml:lang="id">Kekuatan Tekuk</dc:subject>
	<dc:subject xml:lang="id">Water Absorption</dc:subject>
	<dc:description xml:lang="en">The reinforcing composition in hybrid composite can affect the material properties. Kenaf fiber (Hibiscus Cannabinus L.) can be used as a reinforcement for hybrid composites with high advantage. Calcium carbonate serves as a reinforcement for composite materials and was useful for increasing stiffness. The purpose of this study was to analyze the effect of variations in the composition of the addition of kenaf fiber and CaCO3 powder on the flexural strength and water absorption properties of the calcium carbonate reinforced kenaf fibers/polyester hybrid composites (PTJ/SK/CaCO3) made by hand layup method. Hybrid composites were made with various compositions of CaCO3 (0%, 2.5%, 5%, 10%, and 20% by weight). The results showed that the PTJ/SK/CaCO3 (5%wt) hybrid composite had the highest flexural strength with a value of 74.87 MPa. The increase in the amount of CaCO3 powder composition showed a decrease in the water absorption of the PTJ/SK/CaCO3 hybrid composite.</dc:description>
	<dc:description xml:lang="id">Komposisi penguat dalam material komposit hybrid dapat mempengaruh sifat materialnya. Serat kenaf (Hibiscus Cannabinus L.) dapat menjadi penguat komposit hybrid dengan potensi manfaat yang tinggi. Kalsium karbonat berfungsikan sebagai penguat material komposit dan bermanfaat untuk meningkatkan kekakuan. Tujuan penelitian ini adalah menganalisis pengaruh variasi komposisi penambahan serat kenaf dan serbuk CaCO3 terhadap kekuatan tekuk dan sifat daya serap air komposit hybrid poliester tak jenuh/serat kenaf/CaCO3 (PTJ/SK/CaCO3) yang dibuat dengan metode hand layup. Komposit hybrid dibuat dengan variasi komposisi CaCO3 (0%, 2,5%, 5%, 10%, dan 20% berat). Hasil penelitian menunjukkan komposit hybrid PTJ/SK/CaCO3 (5%wt) memiliki kekuatan tekuk tertinggi dengan nilai 74,87 MPa. Peningkatan jumlah komposisi serbuk CaCO3 menunjukkan hasil daya serap air yang menurun pada komposit hybrid PTJ/SK/CaCO3.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-08-31</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
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	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1133</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1133</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 58-64</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 58-64</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
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	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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				<identifier>oai:ojs.pkp.sfu.ca:article/1142</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
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	<dc:title xml:lang="en">DESAIN DAN PENERAPAN PEMBANGKIT LISTRIK TENAGA SURYA UNTUK INSTALASI PENERANGAN PADA KAPAL NELAYAN KECAMATAN PESAGUAN KANAN</dc:title>
	<dc:title xml:lang="id">DESAIN DAN PENERAPAN PEMBANGKIT LISTRIK TENAGA SURYA UNTUK INSTALASI PENERANGAN PADA KAPAL NELAYAN KECAMATAN PESAGUAN KANAN</dc:title>
	<dc:creator xml:lang="en">Ratwidtya, Erick</dc:creator>
	<dc:creator xml:lang="id">Ratwidtya, Erick</dc:creator>
	<dc:subject xml:lang="id">Panel Surya</dc:subject>
	<dc:subject xml:lang="id">Kapal Nelayan</dc:subject>
	<dc:subject xml:lang="id">Instalasi Penerangan</dc:subject>
	<dc:subject xml:lang="id">Inverter</dc:subject>
	<dc:subject xml:lang="id">LED</dc:subject>
	<dc:subject xml:lang="en">Solar panels</dc:subject>
	<dc:subject xml:lang="en">fishing boats</dc:subject>
	<dc:subject xml:lang="en">lighting installations</dc:subject>
	<dc:subject xml:lang="en">inverters</dc:subject>
	<dc:subject xml:lang="en">LED</dc:subject>
	<dc:description xml:lang="en">Energi Surya adalah sumber energi yang tidak akan pernah habis ketersediaannya dan energi dapat di manfaatkan sebagai sumber energi alternatif yang akan di ubah menjadi energi listrik, dengan menggunakan sel surya. Pemanfaatan energi baru terbarukan dapat dikembangkan khususnya bagi nelayan yang sehari-hari berada di pesisir pantai dengan tingkat pencahayaan matahari yang sangat tinggi. Sehingga diperlukan perlengkapan yang dapat membantu nelayan untuk mempermudah aktifitas di kapal khususnya instalasi penerangan dengan memanfaatkan energi matahari. Pemanfaatan energi matahari digunakan pada sebuah kapal nelayan yang biasanya memakai bahan bakar minyak bumi, bertujuan untuk membantu nelayan dalam inovasi teknologi dan meminimalisir pemakaian minyak bumi sebagai bahan bakar pada kapal nelayan. Proses dan tahapan dalam rancang bangun pembangkit listrik tenaga surya di Kapal Nelayan didasari oleh permasalahan terkait mengenai keterbatasan sumber energi, sehingga pembangkit listrik tenaga surya dibuat sebagai alternatif untuk kebutuhan penerangan dan beban pada kapal nelayan. Dengan anggaran biaya Rp.2.240.000 bisa dibangun sebuah pembangkit listrik tenaga surya untuk instalasi penerangan dengan komponen-komponen yang digunakan solar cell 100 Wp, inverter dengan kapasitas 500 watt, solar charge controller kapasitas 10 A, baterai dengan kapasitas 12 V/50 Ah, lampu LED 10 watt sebanyak 3 buah, kabel NYM dengan ukuran 2 x 1,5 mm2, saklar tunggal dan MCB 2 dengan kapasitas 2 Ampere.</dc:description>
	<dc:description xml:lang="id">Energi Surya adalah sumber energi yang tidak akan pernah habis ketersediaannya dan energi dapat di manfaatkan sebagai sumber energi alternatif yang akan di ubah menjadi energi listrik, dengan menggunakan sel surya. Pemanfaatan energi baru terbarukan dapat dikembangkan khususnya bagi nelayan yang sehari-hari berada di pesisir pantai dengan tingkat pencahayaan matahari yang sangat tinggi. Sehingga diperlukan perlengkapan yang dapat membantu nelayan untuk mempermudah aktifitas di kapal khususnya instalasi penerangan dengan memanfaatkan energi matahari. Pemanfaatan energi matahari digunakan pada sebuah kapal nelayan yang biasanya memakai bahan bakar minyak bumi, bertujuan untuk membantu nelayan dalam inovasi teknologi dan meminimalisir pemakaian minyak bumi sebagai bahan bakar pada kapal nelayan. Proses dan tahapan dalam rancang bangun pembangkit listrik tenaga surya di Kapal Nelayan didasari oleh permasalahan terkait mengenai keterbatasan sumber energi, sehingga pembangkit listrik tenaga surya dibuat sebagai alternatif untuk kebutuhan penerangan dan beban pada kapal nelayan. Dengan anggaran biaya Rp.2.240.000 bisa dibangun sebuah pembangkit listrik tenaga surya untuk instalasi penerangan dengan komponen-komponen yang digunakan solar cell 100 Wp, inverter dengan kapasitas 500 watt, solar charge controller kapasitas 10 A, baterai dengan kapasitas 12 V/50 Ah, lampu LED 10 watt sebanyak 3 buah, kabel NYM dengan ukuran 2 x 1,5 mm2, saklar tunggal dan MCB 2 dengan kapasitas 2 Ampere.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-11-30</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
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	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1142</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1142</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 99-106</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 99-106</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1142/1038</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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				<identifier>oai:ojs.pkp.sfu.ca:article/1346</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
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	<dc:title xml:lang="en">PENGARUH VARIASI TEMPERATUR HEAT TREATMENT TERHADAP KEMAMPUKERASAN BAJA KOMERSIL DENGAN METODE JOMINY TEST</dc:title>
	<dc:title xml:lang="id">PENGARUH VARIASI TEMPERATUR HEAT TREATMENT TERHADAP KEMAMPUKERASAN BAJA KOMERSIL DENGAN METODE JOMINY TEST</dc:title>
	<dc:creator xml:lang="en">Susilo, Irwan</dc:creator>
	<dc:creator xml:lang="en">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="en">Ruchiyat, Asep</dc:creator>
	<dc:creator xml:lang="id">Susilo, Irwan</dc:creator>
	<dc:creator xml:lang="id">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="id">Ruchiyat, Asep</dc:creator>
	<dc:subject xml:lang="id">hardenability</dc:subject>
	<dc:subject xml:lang="id">jominy test</dc:subject>
	<dc:subject xml:lang="id">uji kekerasan</dc:subject>
	<dc:subject xml:lang="id">hardening</dc:subject>
	<dc:subject xml:lang="id">hardenability, jominy test, uji kekerasan, hardening, dan quenching</dc:subject>
	<dc:subject xml:lang="en">hardenability</dc:subject>
	<dc:subject xml:lang="en">jominy test</dc:subject>
	<dc:subject xml:lang="en">hardness test</dc:subject>
	<dc:subject xml:lang="en">hardening</dc:subject>
	<dc:subject xml:lang="en">quenching</dc:subject>
	<dc:description xml:lang="en">Hardenability is the ability of a material to be hardened to a certain depth by means of heat treatment to formmartensite in the cooling process to achieve a certain hardness. One of the hardenability testing methods is theJominy Test. The specimen is heated at the specified temperature, then cooled by spraying water at one end. Aftertesting with the Jominy test apparatus, its hardness was measured using the hardness test equipment.The testingof Jominy is based on ASTM standard A255. Testing using specimens with a length of 100 mm, diameter25.4 mm as much as 9 pieces. Hardness is measured by the Rockwell Hardness Test method. The test result onspecimen 1 with a final temperature of 700 °c resulted in an average hardness value of 45.51 HRB, on specimen9 with a final temperature of 1100 °c amounting to 47.32 HRB. The higher the end temperature of the heating,the hardness value produced will be relatively higher. The highest average hardness value is in specimen 7 witha heating temperature of 1000 °c by 47.48 HRB. </dc:description>
	<dc:description xml:lang="id">Kemampukerasan merupakan kemampuan suatu material untuk dapat dikeraskan sampai kedalaman tertentu dengan cara perlakuan panas hingga terbentuk martensit pada proses pendinginan untuk mencapai kekerasan tertentu. Salah satu metode pengujian hardenability yaitu Jominy Test. Benda uji dipanaskan pada suhu yang ditentukan, kemudian didinginkan dengan menyemprotkan air pada salah satu ujungnya. Setelah pengujian denganalat uji Jominy, diukur kekerasannya dengan menggunakan alat uji kekerasan. Pengujian Jominy dilakukan berdasarkan standard ASTM A255. Pengujian mengunakan spesimen dengan panjang 100 mm, diameter 25,4 mm sebanyak 9 buah. Kekerasan diukur dengan metode Rockwell Hardness Test. Hasil pengujian pada spesimen 1 dengan temperatur akhir 700˚C menghasilkan nilai kekerasan rata-rata 45,51 HRB, pada spesimen 9 dengan temperatur akhir 1100˚C sebesar 47,32 HRB. Semakin tinggi temperatur akhir pemanasan, nilai kekerasan yang dihasilkan akan relatif lebih tinggi. Nilai rata-rata kekerasan tertinggi terdapat pada spesimen 7 dengan temperatur akhir pemanasan 1000˚C sebesar 47,48 HRB.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
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	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1346</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1346</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 1-9</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 1-9</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1346/885</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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				<identifier>oai:ojs.pkp.sfu.ca:article/1347</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
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	<dc:title xml:lang="en">PENGGUNAAN KARBON ARANG KAYU BELIAN DAN ARANG KAYU AKASIA PADA PROSES KARBURASI PADAT BAJA KARBON RENDAH</dc:title>
	<dc:title xml:lang="id">PENGGUNAAN KARBON ARANG KAYU BELIAN DAN ARANG KAYU AKASIA PADA PROSES KARBURASI PADAT BAJA KARBON RENDAH</dc:title>
	<dc:creator xml:lang="en">Fajar Setiawan, Bayu</dc:creator>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="en">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="id">Fajar Setiawan, Bayu</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Rahmadi, Hairian</dc:creator>
	<dc:subject xml:lang="id">Perlakuan Panas</dc:subject>
	<dc:subject xml:lang="id">Karburasi Padat</dc:subject>
	<dc:subject xml:lang="id">Kekerasan</dc:subject>
	<dc:subject xml:lang="en">Heat treatment</dc:subject>
	<dc:subject xml:lang="en">Carburizing</dc:subject>
	<dc:subject xml:lang="en">Hardness</dc:subject>
	<dc:description xml:lang="en">Low carbon steel has a wide use in the construction sector and is classified into steel that can be processed by machinery (machinery steel). The salient disadvantage of this material is the type of failure in the form of chipping, and breaking. The purpose of this study was to determine the effect of the addition of belian and acacia wood charcoal on low carbon steel. This solid carburizing process uses a mixture of belian wood charcoal with calcium carbonate and acacia wood charcoal with calcium carbonate, and heattreatment at a temperature of 900oC, holding time of 30 minutes followed by quenching, with the Rockwell hardness test method. The test results show that the hardness of carbon steel that undergoes treatment is higher when compared to raw material of low carbon steel = 50.34HRB, where carburizing with acacia wood charcoal = 50.5HRB with a lower value when compared to belian wood charcoal = 50.94HRB. Judging from these results, the solid carburizing process with different types of charcoal will increase the hardness of low carbon steels.</dc:description>
	<dc:description xml:lang="id">Baja karbon rendah memiliki penggunaan yang luas dalam bidang konstruksi dan dikelompokkan kedalam baja yang dapat diolah dengan permesinan (machinery steel). Kelemahan yang menonjol dari bahan ini adalah jenis kegagalan berupa rompal, dan pecah. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh proses penambahan arang kayu belian dan arang kayu akasia terhadap baja karbon rendah.&amp;nbsp; Proses karburasi padat ini menggunakan bahan campuran arang kayu belian dengan kalsium karbonat dan arang kayu akasia dengan kalsium karbonat, serta heattreatment pada suhu 900oC, waktu tahan 30 menit yang diikuti quenching, dengan metode pengujian uji kekerasan rockwell. Hasil pengujian menunjukkan bahwa kekerasan baja karbon yang mengalami perlakuan lebih tinggi bila dibandingkan dengan raw material baja karbon rendah= 50,34HRB, dimana karburasi dengan arang kayu akasia= 50,5HRB dengan nilai lebih rendah bila dibandingkan dengan arang kayu belian= 50,94HRB. Dilihat dari hasil tersebut bahwa proses karburasi padat dengan jenis arang yang berbeda akan meningkatkan kekerasan pada baja karbon rendah.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
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	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1347</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1347</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 10-21</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 10-21</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1347/886</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1348</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">PERAWATAN MESIN SUCKER MULLER DI PT. DLH</dc:title>
	<dc:title xml:lang="id">PERAWATAN MESIN SUCKER MULLER DI PT. DLH</dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Prabowo, Bayu</dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Prabowo, Bayu</dc:creator>
	<dc:subject xml:lang="id">Perawatan</dc:subject>
	<dc:subject xml:lang="id">Penjadwalan</dc:subject>
	<dc:subject xml:lang="id">Mesin Sucker Muller</dc:subject>
	<dc:subject xml:lang="id">Weaving I</dc:subject>
	<dc:subject xml:lang="en">Maintenance</dc:subject>
	<dc:subject xml:lang="en">Scheduling</dc:subject>
	<dc:subject xml:lang="en">Muller Sucker Machine</dc:subject>
	<dc:subject xml:lang="en">Weaving I</dc:subject>
	<dc:description xml:lang="en">PT. DLH Sukoharjo is a textile industry which is engaged in weaving. Observations were made on the Sucker Muller machine which often experienced jams on the cilynder drier, fan, beam stand and bearings and when the beam rotated it could not maximize production results. especially in the Weaving I section in the Sizing section. The problem that often occurs is the inefficient way of maintaining the sizing machine by the factory, which causes delays in the amount of production. In solving the problem, it is done by treating the muller sucker machine. The preventive maintenance method used for maintenance and repair as well as damage prevention. Based on the analysis, it was found that the Mean Time To Failure (M&#039;I&#039;I&#039;F) of the Sucker Muller engine components was 6.63 hours and the Mean Time To Repair (MTTR) value was 573,531 hours. This can aid production and increase production of frequently damaged or faulty parts.</dc:description>
	<dc:description xml:lang="id">PT. DLH Sukoharjo merupakan industri tekstil yang bergerak dalam bidang pertenunan. Observasi dilakukan pada mesin Sucker Muller yang sering mengalami kemacetan pada bagian cilynder drier, kipas angin, beam stand dan bearing dan pada saat beam berputar tidak dapat memaksimalkan hasil produksi. khususnya pada bagian Weaving I dibagian Sizing. Permasalahan yangsering terjadi adalah cara perawatan mesin penganjian yang dilakukan oleh pabrik kurang efisien sehingga menimbulkan keterlambatan jumlah produksi. Dalam penyelesaian masalah dilakukan dengan cara perawatan mesin sucker muller tersebut. Metode preventive maintenance yang digunakan untuk perawatan dan perbaikan serta pencegahan kerusakan. Berdasarkan analisis diperoleh bahwa hasil Mean Time To Failure (M&#039;I&#039;I&#039;F) komponen mesin Sucker Muller sebesar 6.63 jam dan nilai Mean Time To Repair (MTTR) 573.531 sebesar jam. Hal ini dapat membantu produksi dan meningkatkan produksi pada bagian yang sering rusak atau eror.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1348</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1348</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 22-28</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 22-28</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1348/917</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1349</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">PENGARUH VARIASI JUMLAH PLAT ELEKTRODA PADA ELEKTROLIZER TERHADAP VOLUME DAN LAJU PRODUKSI GAS HHO (HIDROGEN-HIDROGEN-OKSIGEN)</dc:title>
	<dc:title xml:lang="id">PENGARUH VARIASI JUMLAH PLAT ELEKTRODA PADA ELEKTROLIZER TERHADAP VOLUME DAN LAJU PRODUKSI GAS HHO (HIDROGEN-HIDROGEN-OKSIGEN)</dc:title>
	<dc:creator xml:lang="en">Arianto, Rian</dc:creator>
	<dc:creator xml:lang="en">Martias, Martias</dc:creator>
	<dc:creator xml:lang="en">Sugiarto, Toto</dc:creator>
	<dc:creator xml:lang="id">Arianto, Rian</dc:creator>
	<dc:creator xml:lang="id">Martias, Martias</dc:creator>
	<dc:creator xml:lang="id">Sugiarto, Toto</dc:creator>
	<dc:subject xml:lang="id">gas hidrogen</dc:subject>
	<dc:subject xml:lang="id">elektrolisis air</dc:subject>
	<dc:subject xml:lang="id">variasi plat elektroda</dc:subject>
	<dc:subject xml:lang="en">Hydrogen Gas, Water Electrolysis, Electrode Plate Variations</dc:subject>
	<dc:subject xml:lang="en">Hydrogen Gas</dc:subject>
	<dc:subject xml:lang="en">Water Electrolysis</dc:subject>
	<dc:subject xml:lang="en">Electrode Plate Variations</dc:subject>
	<dc:description xml:lang="en">Energy is the initial driving source in the automotive field. Where in the automotive world there is renewable energy such as hydrogen gas. Hydrogen gas is a gas-shaped fuel that has the characteristics of colorless, tasteless, and odorless. Hydrogen gas can be produced by electrolysis of water (H2O). Where the electrolyte solution will be reacted using an electric current to produce hydrogen (H2) gas and oxygen gas (O). This study uses experimental research methods to determine the effect of variations in the number of electrode plates on the electrolizer on the volume and rate of HHO gas production using a measuring cup. The results showed that the effect of the variation in the number of electrode plates on the electrolyzer to the highest HHO gas volume occurred in the variation of 14 electrode plates with an increase of 33%. While for the highest gas production rate occurs in the variation of 14 electrode plates with an increase of 36%.</dc:description>
	<dc:description xml:lang="id">Energi menjadi sumber penggerak awal dibidang otomotif. Dimana didunia otomotif ada energi yang dapat diperbarui seperti gas hidrogen. Gas hidrogen merupakan bahan bakar berbentuk gas yang memiliki karakteristik tidak berwarna, tidak berasa, dan tidak berbau. Gas hidrogen bisa diproduksi dengan cara elektrolisis air (H2O). Dimana larutan elektrolit akan direaksi menggunakan arus listrik sehingga menghasilkan gas hidrogen (H2) dan gas oksigen (O). Penelitian ini menggunakan metode penelitian eksperimental untuk mengetahui pengaruh variasi jumlah plat elektroda pada elektrolizer terhadap volume dan laju produksi gas HHO dengan menggunakan gelas ukur. Hasil penelitian menunjukkan bahwa pengaruh variasi jumlah plat elektroda pada elektrolizer terhadap volume gas HHO tertinggi terjadi pada variasi 14 plat elektroda dengan kenaikan sebesar 33% . Sedangkan untuk laju produksi gas tertinggi terjadi pada variasi 14 plat elektroda dengan kenaikan sebesar 36%.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1349</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1349</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 29-34</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 29-34</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1349/918</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1350</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">PENGARUH PERBANDINGAN CAMPURAN 50% LIMBAH SAWIT DAN 50% KOTORAN SAPI TERHADAP  PROSES TERJADINYA BIOGAS</dc:title>
	<dc:title xml:lang="id">PENGARUH PERBANDINGAN CAMPURAN 50% LIMBAH SAWIT DAN 50% KOTORAN SAPI TERHADAP  PROSES TERJADINYA BIOGAS</dc:title>
	<dc:creator xml:lang="en">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="id">Rahmadi, Hairian</dc:creator>
	<dc:subject xml:lang="id">limbah sawit</dc:subject>
	<dc:subject xml:lang="id">biogas</dc:subject>
	<dc:subject xml:lang="id">waktu</dc:subject>
	<dc:subject xml:lang="id">warna api</dc:subject>
	<dc:subject xml:lang="en">palm waste</dc:subject>
	<dc:subject xml:lang="en">biogas</dc:subject>
	<dc:subject xml:lang="en">time</dc:subject>
	<dc:subject xml:lang="en">fire color</dc:subject>
	<dc:description xml:lang="en">This gas comes from the mixing of liquid waste oil and cow dung, liquid waste oil and animal waste into energy that can be utilized through the process of anaerobic digestion. Making biogas from waste oil, especially oil and cow effluent has the potential as an environmentally friendly alternative energy, because in addition to utilizing waste oil and cattle, the rest of the biogas production in the form of slurry can be used as organic fertilizer rich in elements which are needed by plants. biogas very much. The purpose of this study was to determine the effect of mixing liquid waste oil and cow dung on the length of time the process of biogas and the color of the flame. Testing of this study using a gouge and medium pressure gas stove. In the biogas test results on day 10 but not significant, after day 15 to 20 days there was an increase in the reaction to the occurrence of biogas. For the color of the flame produced, the color of the flame was blue.</dc:description>
	<dc:description xml:lang="id">Gas ini berasal dari pencampuran limbah cair sawit dan kotoran sapi, limbah cair sawit dan kotoran hewan yang dapat dimanfaatkan menjadi energi melalui proses anaerobic digestion. Pembuatan biogas dari limbah sawit, khususnya limbah cair sawit dan sapi ini berpotensi sebagai energi alternatif yang ramah lingkungan, karena selain dapat memanfaatkan limbah sawit dan ternak, sisa dari pembuatan biogas yang berupa slurry dapat dimanfaatkan sebagai pupuk organik yang kaya akan unsur-unsur yang dibutuhkan oleh tanaman. Tujuan penelitian ini adalah untuk mengetahui pengaruh perbandingan campuran limbah cair sawit dan kotoran sapi terhadap&amp;nbsp; terjadinya biogas dan warna nyala api. Pengujian penelitian ini mengunakan drum, ban dalam mobil, pressure gouge dan media kompor gas. Pada hasil pengujian biogas pada hari ke 10 tapi tidak signifikat, setelah hari ke 15 sampai 20 hari terjadi peningkatan reaksi terjadinya biogas, Untuk warna nyala api yang dihasilkan warna nyala api biru. &amp;nbsp;</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1350</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1350</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 35-40</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 35-40</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1350/919</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1351</identifier>
				<datestamp>2025-03-07T19:41:07Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">PENCEGAHAN OVER HEATING MESIN MOBIL HILUX DOUBLE CABIN</dc:title>
	<dc:title xml:lang="id">PENCEGAHAN OVER HEATING MESIN MOBIL HILUX DOUBLE CABIN</dc:title>
	<dc:creator xml:lang="en">Marjuki, Ismael </dc:creator>
	<dc:creator xml:lang="en">Epriyandi, Epriyandi</dc:creator>
	<dc:creator xml:lang="id">Marjuki, Ismael </dc:creator>
	<dc:creator xml:lang="id">Epriyandi, Epriyandi</dc:creator>
	<dc:subject xml:lang="id">Over Heating</dc:subject>
	<dc:subject xml:lang="id">Radiator</dc:subject>
	<dc:subject xml:lang="id">Thermostat</dc:subject>
	<dc:subject xml:lang="id">Water Pump</dc:subject>
	<dc:subject xml:lang="en">Over Heating</dc:subject>
	<dc:subject xml:lang="en">Radiator</dc:subject>
	<dc:subject xml:lang="en">Thermostat</dc:subject>
	<dc:subject xml:lang="en">Water Pump</dc:subject>
	<dc:description xml:lang="en">Human needs are increasing in the world of transportation, especially for two-wheeled vehicles or more. In the automotive world, especially cars, there are various kinds of systems that work. These systems work in conjunction with one another so that if one of these systems is damaged, the car will be damaged. such as damage to the cooling system which can cause overheating of the engine. Overheating is the occurrence of excessive heat above the engine&#039;s working temperature which is caused by damage to one of the components of the cooling system. The occurrence of overheating in the Hilux double cabin car engine is caused by a lack of coolant, the thermostat is not functioning properly, the radiator cap is leaking, the inlet and outlet hoses are cracked and the water pump is damaged. To avoid damage, preventive maintenance must be carried out. Check the coolant in the radiator reservoir every 1 week and change the fluid every 80,000 km. Thermostat replacement every 80,000 km. Replacement of radiator caps every 80,000 km. Replacement of inlet and outlet hoses every 80,000 km. Water pump replacement every 80,000 km. and a v-belt replacement every 60,000 km.</dc:description>
	<dc:description xml:lang="id">Kebutuhan manusia yang semakin meningkat pada dunia transportasi khususnya pada kendaraan roda dua atau lebih. Dalam dunia otomotif khususnya mobil dikenal berbagai macam sistem yang bekerja. Sistem-sistem tersebut bekerja saling berkaitan antara satu dengan yang lainnya, sehingga apabila salah satu dari sistem tersebut megengalami kerusakan, maka mobil akan mengalami kerusakan. seperti terjadinya kerusakan pada sistem pendingin yang dapat menyebabkan terjadinya over heating pada mesin. Over heating adalah terjadinya panas yang berlebihan di atas temperatur kerja mesin yang di akibatkan karena terjadinya kerusakan pada salah satu komponen sistem pendingin. Terjadinya over heating pada mesin mobil hilux double cabin disebabkan oleh kurangnya cairan pendingin, thermostat tidak berfungsi dengan baik, tutup radiator bocor, selang inlet dan outlet retak dan water pump rusak. Untuk menghindari terjadinya kerusakan maka harus dilakukan perawatan preventif. Pemeriksaan cairan pendingin pada reservoir radiator setiap 1 minggu dan penggantian cairan setiap 80.000 km. Penggantian thermostat setiap 80.000 km. Penggantian tutup radiator setiap 80.000 km. Penggantian selang inlet dan outlet setiap 80.000 km. Penggantian water pump setiap 80.000 km. dan penggantian v-belt setiap 60.000 km.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1351</dc:identifier>
	<dc:identifier>10.58466/injection.v1i1.1351</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 1 (2021); 41-46</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 1 (2021); 41-46</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1351/920</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1383</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">STUDY OF PHYSICAL CHARACTERISTICS AND FLAME OF BAMBOO LEAF BRICKETS</dc:title>
	<dc:title xml:lang="id">STUDI KARAKTERISTIK FISIK DAN NYALA API BRIKET DAUN BAMBU</dc:title>
	<dc:creator xml:lang="en">Ainurrofiq, Arif</dc:creator>
	<dc:creator xml:lang="id">Ainurrofiq, Arif</dc:creator>
	<dc:creator xml:lang="id">Qiram, Ikhwanul</dc:creator>
	<dc:subject xml:lang="id">Briket</dc:subject>
	<dc:subject xml:lang="id">Daun</dc:subject>
	<dc:subject xml:lang="id">Bambu jawa</dc:subject>
	<dc:subject xml:lang="id">Bambu ori</dc:subject>
	<dc:subject xml:lang="id">Karakteristik fisik</dc:subject>
	<dc:subject xml:lang="id">Nyala api</dc:subject>
	<dc:subject xml:lang="en">Briquettes</dc:subject>
	<dc:subject xml:lang="en">Leaf</dc:subject>
	<dc:subject xml:lang="en">Javanese bamboo</dc:subject>
	<dc:subject xml:lang="en">Ori bamboo</dc:subject>
	<dc:subject xml:lang="en">Physical Characteristics</dc:subject>
	<dc:subject xml:lang="en">Flame</dc:subject>
	<dc:description xml:lang="en">Briquettes are solid fuels derived from biomass waste obtained from the compression of the shaped powdered material. This study aims to obtain the physical characteristics and flame characteristics of leaf briquettes &amp;nbsp;of Javanese bamboo (Gigantochloa Apus) and ori bamboo (Bambusa Arundinacea). The method used in this research is varying the pressing load of 5 kg, 10 kg, 15 kg, and the size of the briquette powder (particles) of 20, 40, 60, a cylinder-shaped mold with a diameter of 38 mm and an inner hole diameter of 9 mm. The analysis includes the characteristics of the fire products (area, color and temperature) and the surface morphology of the briquettes. The pressing load affects the characteristics of the resulting flame. The results showed that the type of bamboo, the size of the biomass particles and the pressing load affected the characteristics of the flame.</dc:description>
	<dc:description xml:lang="id">Briket merupakan bahan bakar padat yang berasal dari limbah biomassa diperoleh dari hasil pengempaan bahan berbentuk serbuk. Penelitian ini bertujuan untuk mendapatkan karakteristik fisik dan karakteristik nyala api briket daun bambu jawa (gigantochloa apus) dan briket daun bambu ori (bambusa arundinacea). Metode yang digunakan dalam penelitian ini adalah memvariasi beban pengepresan 5 kg, 10 kg, 15 kg, serta ukuran serbuk briket (partikel) 20, 40, 60, cetakan berbentuk tabung silinder dengan diameter 38 mm dan diameter lubang bagian dalam 9 mm. Analisis meliputi karakteristik produk api (luas, warna dan temperatur) dan morfologi permukaan briket. Beban pengepresan berpengaruh terhadap karakteristik nyala api yang dihasilkan. Hasil penelitian menunjukkan jenis bambu, ukuran partikel biomassa dan beban pengepresan berpengaruh terhadap karakteristik nyala api. Hasil pengukuran Image J telah mengungkap morfologi permukaan briket yang berpengaruh terhadap karakteristik nyala api briket daun bambu.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-08-31</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1383</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1383</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 89-94</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 89-94</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1383/1018</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1384</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="en">ANALISIS KEBOCORAN SISTEM HIDROLIK PADA LANDING GEAR PESAWAT AIRBUS A330 SERIES MENGGUNAKAN METODE PDCA</dc:title>
	<dc:title xml:lang="id">ANALISIS KEBOCORAN SISTEM HIDROLIK PADA LANDING GEAR PESAWAT AIRBUS A330 SERIES MENGGUNAKAN METODE PDCA</dc:title>
	<dc:creator xml:lang="id">Dwiaji, Yudhi Chandra</dc:creator>
	<dc:creator xml:lang="id">Sura, Anta</dc:creator>
	<dc:creator xml:lang="en">Sura, Anta</dc:creator>
	<dc:subject xml:lang="id">Ultrasonik internal leakage</dc:subject>
	<dc:subject xml:lang="id">Flexible hose</dc:subject>
	<dc:subject xml:lang="id">Engineering order</dc:subject>
	<dc:subject xml:lang="en">Engineering order</dc:subject>
	<dc:subject xml:lang="en">Ultrasonik internal leakage</dc:subject>
	<dc:subject xml:lang="en">Flexible hose</dc:subject>
	<dc:description xml:lang="en">The landing gear of the Airbus A330 aircraft uses a green hydraulic system, which is currently still found several leaks which result in a decrease in flight safety because the propulsion force on the landing gear does not function normally so it must use the freefall system when landing. This study analyzes the events that cause leaks of the flexible hose system, swivel valve and pitch trimmer. Flexible hose in Aircraft&#039;s Maintenance Manual has no limitations when a rapture occurs, while for swivel and pitch trimmers there are still limitations so that research is more directed towards the causes of leaks in flexible hoses. The hydraulic system leak data was taken in January 2020 – December 2020 with a total of 49 cases of leaking hydraulic system cases in the landing gear area, where flexible hose has a very high leakage rate compared to other cases. To identify the causes of hydraulic system leaks, this study uses ultrasonic internal leak measurement tools and hydraulic fluid analysis methods. Internal leak is used to determine hydraulic flow, while fluid analysis is to determine contamination of hydraulic fluid. In measuring the internal leak, the results are satisfied so that it is known that the flow rate is not the cause of the leak. While in fluid analysis measurements, from 10 registrations there were 5 registrations that obtained particle contamination results. Improvement progress using the PDCA method is expected to reduce the level of risk of leakage in the hydraulic system by making an engineering order (EO).</dc:description>
	<dc:description xml:lang="id">Landing gear pesawat udara Airbus A330 menggunakan green hydraulic system yang saat ini masih ditemukan beberapa kebocoran yang mengakibatkan turunnya keselamatan penerbangan karena tenaga penggerak pada landing gear tidak berfungsi secara normal sehingga harus menggunakan sistem freefall pada saat melakukan pendaratan. Penelitian ini melakukan analisa terhadap kejadian yang menjadi penyebab bocornya sistem flexible hose, swivel valve serta pitch trimmer. Flexible hose dalam Aircraft’s Maintenance Manual tidak terdapat limitasi ketika terjadi rapture (pecah), sedangkan untuk swivel dan pitch trimmer masih terdapat limitasi sehingga penelitian lebih mengarah terhadap penyebab kebocoran pada flexible hose. Data keboboran sistem hidrolik diambil pada bulan Januari 2020 – Desember 2020 dengan total kasus sistem hidrolik bocor pada landing gear area sebanyak 49 kasus, dimana flexible hose memiliki tingkat kebocoran yang sangat tinggi jika dibandingkan kasus lainnya. Untuk mengidentifikasi penyebab kebocoran sistem hidrolik, penelitian ini menggunakan metode pengukuran tool ultrasonic internal leak dan hydraulic fluid analysis. Internal leak digunakan untuk mengetahui flow/aliran hidrolik sedangkan fluid analysis untuk mengetahui kontaminasi cairan fluida hidrolik. Dalam pengukuran internal leak memperoleh hasil satisfied sehingga diketahui bahwa laju flow/aliran bukan penyebab terjadinya kebocoran. Sedangkan dalam pengukuran fluid analysis, dari 10 registrasi terdapat 5 registrasi yang memperoleh hasil terkontaminasi partikel. Kemajuan perbaikan menggunakan metode PDCA diharapkan mampu mengurangi tingkat resiko kebocoran pada sistem hidrolik dengan membuat engineering order (EO).</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2021-08-31</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1384</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1384</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 65-74</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 65-74</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1384/1015</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1385</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">ANALISIS SISTEM KENDALI DUA POSISI PADA SOLENOID VALVE UNTUK PRODUK BIOGAS CONTROL AND MONITORING (COMMON-BIGOT) FROM ANIMAL WASTE</dc:title>
	<dc:title xml:lang="id">ANALISIS SISTEM KENDALI DUA POSISI PADA SOLENOID VALVE UNTUK PRODUK BIOGAS CONTROL AND MONITORING (COMMON-BIGOT) FROM ANIMAL WASTE</dc:title>
	<dc:creator xml:lang="id">Arifin, Imam</dc:creator>
	<dc:creator xml:lang="id">Baqaruzi, Syamsyarief</dc:creator>
	<dc:creator xml:lang="id">Zoro, Reynaldo</dc:creator>
	<dc:creator xml:lang="en">Baqaruzi, Syamsyarief</dc:creator>
	<dc:creator xml:lang="en">Zoro, Reynaldo</dc:creator>
	<dc:subject xml:lang="id">Biogas</dc:subject>
	<dc:subject xml:lang="id">Respon Waktu dan Set point</dc:subject>
	<dc:subject xml:lang="id">Sistem Kendali Dua Posisi</dc:subject>
	<dc:subject xml:lang="id">Sensor Jarak HCSR-04</dc:subject>
	<dc:subject xml:lang="id">Solenoid Valve</dc:subject>
	<dc:subject xml:lang="en">HCSR-04 Distance Sensor</dc:subject>
	<dc:subject xml:lang="en">Response Time and Set point</dc:subject>
	<dc:subject xml:lang="en">Solenoid Valve</dc:subject>
	<dc:subject xml:lang="en">Two Position Control System</dc:subject>
	<dc:subject xml:lang="en">Biogas</dc:subject>
	<dc:description xml:lang="en">Biogas is gas produced by bacteria when organic matter undergoes a fermentation process under anaerobic conditions, and will produce methane gas which is temporarily stored in a container called a biogas bag. The biogas bag needs to be controlled to ensure the biogas bag remains safe. The control system is in the form of a two-position control because it has the advantage of being cheap and simple, besides that the solenoid valve as an actuator has a non-linear output property. To detect the capacity of the biogas bag, the HCSR-04 proximity sensor is used as feedback on the set point value that is set, which is 50 cm for the maximum set point and 30 cm for the minimum set point. The results obtained by the proximity sensor is able to read the distance with an accuracy of 5.8% and the On-Off control has a response of 0.25 seconds.</dc:description>
	<dc:description xml:lang="id">Biogas adalah gas yang dihasilkan bakteri apabila bahan organik mengalami proses fermentasi dalam kondisi anaerob, dan akan menghasilkan gas Metana yang disimpan sementara pada sebuah wadah yang disebut Biogas Bag. Pada biogas bag&amp;nbsp;perlu dikontrol untuk memastikan biogas bag tetap aman. Sistem kontrol tersebut berupa kontrol dua posisi karena memiliki keunggulan murah dan sederhana, selain itu solenoid valve sebagai aktuator mempunyai sifat keluaran non-linear.&amp;nbsp; Untuk mendeteksi kapasitas dari biogas bag digunakan sensor jarak HCSR-04 sebagai feedback terhadap nilai set point yang diterakan yaitu 50 cm untuk set point maksimal dan 30 cm untuk set point minimal. Hasil yang didaptakan sensor jarak mampu membaca jarak dengan ketelitian 5.8 % dan kendali On-Off mempunyai respon sebesar 0.25 detik.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-08</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1385</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1385</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 47-57</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 47-57</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1385/1014</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1409</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">EFFECT OF MAGNESIUM TREATMENT PROCESS ON THE PRODUCING COMPACTED GRAPHITECAST IRON WITH DIFFERENT CASTING THICKNESS</dc:title>
	<dc:title xml:lang="id">EFFECT OF MAGNESIUM TREATMENT PROCESS ON THE PRODUCING COMPACTED GRAPHITECAST IRON WITH DIFFERENT CASTING THICKNESS</dc:title>
	<dc:creator xml:lang="en">Ramadhani, Tama</dc:creator>
	<dc:creator xml:lang="en">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="en">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="id">Ramadhani, Tama</dc:creator>
	<dc:creator xml:lang="id">Purwadi, Wiwik</dc:creator>
	<dc:creator xml:lang="id">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="id">Yusuf, Yusuf</dc:creator>
	<dc:subject xml:lang="id">CGI</dc:subject>
	<dc:subject xml:lang="id">Magnesium</dc:subject>
	<dc:subject xml:lang="id">Graphite</dc:subject>
	<dc:subject xml:lang="id">Size</dc:subject>
	<dc:subject xml:lang="en">CGI</dc:subject>
	<dc:subject xml:lang="en">Magnesium</dc:subject>
	<dc:subject xml:lang="en">Graphite</dc:subject>
	<dc:subject xml:lang="en">Size</dc:subject>
	<dc:description xml:lang="en">Strength, toughness, machinability and damping capacity are properties of compacted graphite iron thatdistinguish the properties between flake graphite cast iron and spheroidal cast iron. The formation of compactedgraphite can be set to achieve the required specification. The formation of compacted graphite is started fromspheroidal to compacted cast iron. The residual magnesium after magnesium treatment and the solidification ratehave a significant role in the formation of compacted graphite. The high content of residual magnesium canobstruct the graphite plane to grow during the transformation from spheroidal to compacted shape. In addition,the cooling rate of the casting can be controlled by varying the casting thickness. The compacted graphite in thecast iron are characterized according to shape, size ai`nd distribution. The optimum compacted graphite in thecast iron that can be produced has 30 mm of casting thickness with 0.017 % of residual magnesium. </dc:description>
	<dc:description xml:lang="id">Strength, toughness, machinability and damping capacity are properties of compacted graphite iron that distinguish the properties between flake graphite cast iron and spheroidal cast iron. The formation of compacted graphite can be set to achieve the required specification. The formation of compacted graphite is started from spheroidal to compacted cast iron. The residual magnesium after magnesium treatment and the solidification ratehave a significant role in the formation of compacted graphite. The high content of residual magnesium can obstruct the graphite plane to grow during the transformation from spheroidal to compacted shape. In addition, the cooling rate of the casting can be controlled by varying the casting thickness. The compacted graphite in the cast iron are characterized according to shape, size ai`nd distribution. The optimum compacted graphite in the cast iron that can be produced has 30 mm of casting thickness with 0.017 % of residual magnesium.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-08</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1409</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1409</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 83-88</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 83-88</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1409/1017</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1410</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">RANCANG BANGUN CONVERTER KIT SEBAGAI ALAT KONVERSI ENERGI SEPEDA MOTOR 100cc BERBAHAN BAKAR GAS LPG</dc:title>
	<dc:title xml:lang="id">RANCANG BANGUN CONVERTER KIT SEBAGAI ALAT KONVERSI ENERGI SEPEDA MOTOR 100cc BERBAHAN BAKAR GAS LPG</dc:title>
	<dc:creator xml:lang="id">Setiawan, Rizal Justian</dc:creator>
	<dc:creator xml:lang="id">Fitrihartanta, Muhammad Sahid</dc:creator>
	<dc:creator xml:lang="id">Mujiono, Mujiono</dc:creator>
	<dc:creator xml:lang="id">Nurhadiyanto, Didik</dc:creator>
	<dc:creator xml:lang="en">Fitrihartanta, Muhammad Sahid</dc:creator>
	<dc:creator xml:lang="en">Mujiono, Mujiono</dc:creator>
	<dc:creator xml:lang="en">Nurhadiyanto, Didik</dc:creator>
	<dc:subject xml:lang="id">Bahan Bakar Gas</dc:subject>
	<dc:subject xml:lang="id">Converter Kits</dc:subject>
	<dc:subject xml:lang="id">LPG</dc:subject>
	<dc:subject xml:lang="id">Sepeda Motor 100cc</dc:subject>
	<dc:subject xml:lang="en">Gas Fuel</dc:subject>
	<dc:subject xml:lang="en">Converter Kits</dc:subject>
	<dc:subject xml:lang="en">LPG</dc:subject>
	<dc:subject xml:lang="en">Motorcycle 100cc</dc:subject>
	<dc:description xml:lang="en">The natural gas potential in Indonesia can be used to support the renewability of alternative fuels for motorcycles.LPG (Liquefied Petroleum Gas) is one of the Gas Fuel products that can be used as fuel to replace the use of OilFuel. Therefore, an energy conversion tool is needed to utilize LPG as a motorcycle energy source. The purposeof this research is to design and manufacture a gas motor converter kit. This converter kit has three technologies,such as 1) a fuel distribution system that uses a manual fuel faucet so that the fuel distribution process is better,2) there is a solenoid valve that functions to cut off gas flow when the vehicle stop without removing the regulatoron the fuel tube, and 3) the position of the gas fuel tube is under the motorcycle seat so that it is safer. The researchmethod using VDI2221 (Verein Deutcher Ingenieure). The research result is the creation of converter kits thatare made through the design process, turning process, milling process, welding process, and assembling process.The research conclusion obtained is that the converter kits that have been made can be implemented on 100ccmotorcycles, and no leaks or defects were found in the converter kits, so the tool can be used properly on 100ccmotorcycles. </dc:description>
	<dc:description xml:lang="id">Potensi bahan bakar gas yang ada di Indonesia dapat dimanfaatkan untuk menunjang keterbaruan bahan bakar alternatif pada sepeda motor. LPG (Liquefied Petroleum Gas) adalah salah satu produk BBG (Bahan Bakar Gas) yang dapat digunakan sebagai bahan bakar untuk mengganti penggunaan BBM. Oleh karena itu, dibutuhkan alat konversi energi untuk memanfaatkan LPG menjadi sumber energi sepeda motor. Tujuan dari penelitian ini adalahmelakukan rancang bangun converter kit motor gas. Converter kit yang dibuat ini membawa tiga teknologi yaitu : 1) sistem distribusi bahan bakar yang menggunakan keran bahan bakar manual sehingga proses distribusi bahan bakar lebih baik, 2) terdapat katup solenoid yang berfungsi memutus aliran gas ketika kendaraan berhenti tanpa melepas regulator pada tabung bahan bakar dan 3) posisi tabung bahan bakar berada dibawah jok sepeda motorsehingga lebih aman. Metode penelitian menggunakan VDI2221 (Verein Deutcher Ingenieure). Hasil dari penelitian ini adalah terciptanya converter kits yang dibuat melalui proses desain, proses pembubutan, proses milling, proses pengelasan dan proses perakitan atau assembling. Kesimpulan yang didapatkan adalah converter kits yang telah dibuat dapat digunakan pada sepeda motor 100cc dan tidak ditemukan kebocoran ataupun kecacatan pada converter kits sehingga alat bisa digunakan secara layak pada sepeda motor 100cc.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-08</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1410</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1410</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 75-82</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 75-82</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1410/1016</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1423</identifier>
				<datestamp>2025-03-07T19:41:46Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
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	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">STUDI NUMERIK PENGARUH REYNOLDS NUMBER TERHADAP KARAKTERISTIK ALIRAN DAN PERPINDAHAN PANAS PADA SUSUNAN PIPA TIPE STAGGERED</dc:title>
	<dc:title xml:lang="id">STUDI NUMERIK PENGARUH REYNOLDS NUMBER TERHADAP KARAKTERISTIK ALIRAN DAN PERPINDAHAN PANAS PADA SUSUNAN PIPA TIPE STAGGERED</dc:title>
	<dc:creator xml:lang="en">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="en">Kuniawan, Tardi</dc:creator>
	<dc:creator xml:lang="id">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="id">Kuniawan, Tardi</dc:creator>
	<dc:subject xml:lang="id">Perpindahan Panas</dc:subject>
	<dc:subject xml:lang="id">Silinder Sirkular</dc:subject>
	<dc:subject xml:lang="id">Transverse pitch</dc:subject>
	<dc:subject xml:lang="id">Staggered dan Tube Bank</dc:subject>
	<dc:subject xml:lang="en">Heat Transfer</dc:subject>
	<dc:subject xml:lang="en">Circular Cylinder</dc:subject>
	<dc:subject xml:lang="en">Transverse pitch</dc:subject>
	<dc:subject xml:lang="en">Staggered and Tube Bank</dc:subject>
	<dc:description xml:lang="en">The characteristic of fluid flow and heat transfer on a circular cylinder with particular pattern is frequently used in various branches of modern technology today. The amount of heat transfer when fluid cureent passes through circular cylinder is expressed by Nusselt number parameter, eiter local Nusselt number (NuФ) or average Nusselt number. Forced convection heat transfer on the circular cylinder with a staggered-type of using &amp;nbsp;Reynolds number (ReD)&amp;nbsp; varied as the value of 80, 200, 5000 while the tranverse pitch (2D, 2D). The fluid inlet temperature entering shell is 350 oK and the tube temperature is 300 oK, which is modeled whith Gambit 2.4.6 and simulated using Fluent 6.3.26 whith turbulent model k- &amp;nbsp;SST 2D steady-flow to obtain data related to the velocity profile and temperature distribution. From the simulation results obtained visualization contour of velocity, temperature and Nusselt number distribution. The smallest Nusselt value is at ReD 80 then ReD 200 and the highest is at ReD 5000.</dc:description>
	<dc:description xml:lang="id">Karakteristik aliran dan perpindahan panas fluida terhadap silinder sirkular dengan pola tertentu sering digunakan dalam berbagai cabang teknologi modern saat ini. Besarnya nilai heat transfer saat aliran fluida melintasi silinder sirkular yang ditunjukkan dengan parameter Nusselt number, baik itu Nusselt number lokal (NuФ) maupun Nusselt number rata-rata. Perpindahan panas forced convection pada silinder sirkular tipe staggered dengan variasi bilangan Reynolds&amp;nbsp; (ReD) yaitu 80, 200, 5000 sedangkan transverse pitch (2D; 2D). Temperatur inlet fluida masuk shell 350 oK dan temperatur tube 300 oK, dimodelkan dengan Gambit 2.4.6 dan disimulasikan menggunakan Fluent 6.3.26 dengan model turbulen k-w SST 2D steady-Flow untuk memperoleh data yang berhubungan dengan profile kecepatan dan distribusi temperatur. Dari hasil simulasi ini didapatkan visualisasi kontur kecepatan, temperatur dan distribusi Nusselt number. Nilai Nusselt terkecil pada ReD 80 kemudian ReD 200 dan yang tertinggi pada ReD 5000.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-08</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1423</dc:identifier>
	<dc:identifier>10.58466/injection.v1i2.1423</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 1 No. 2 (2021); 95-101</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 1 No 2 (2021); 95-101</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v1i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1423/1020</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1453</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">ANALISIS PENGARUH EFISIENSI ISENTROPIK DAN BEBAN OPERASI TERHADAP PENGGUNAAN ENERGI MOTOR LISTRIK KOMPRESOR SENTRIFUGAL DI CONVERTING PLANT PT XXX</dc:title>
	<dc:title xml:lang="id">ANALISIS PENGARUH EFISIENSI ISENTROPIK DAN BEBAN OPERASI TERHADAP PENGGUNAAN ENERGI MOTOR LISTRIK KOMPRESOR SENTRIFUGAL DI CONVERTING PLANT PT XXX</dc:title>
	<dc:creator xml:lang="id">Dwiaji, Yudhi Chandra</dc:creator>
	<dc:creator xml:lang="id">Firdaus, Firdaus</dc:creator>
	<dc:creator xml:lang="en">Firdaus, Firdaus</dc:creator>
	<dc:subject xml:lang="id">Kompresor Sentrifugal</dc:subject>
	<dc:subject xml:lang="id">Efisiensi Isentropik</dc:subject>
	<dc:subject xml:lang="id">Penggunaan Energi Motor Listrik</dc:subject>
	<dc:subject xml:lang="en">Efficiency Isentropic</dc:subject>
	<dc:subject xml:lang="en">Centrifugal Compressor</dc:subject>
	<dc:subject xml:lang="en">Energy Consumption</dc:subject>
	<dc:description xml:lang="id">PT XXX merupakan suatu perusahaan yang bergerak di bidang manufaktur kertas dan karton. Converting Plant merupakan salah satu plant yang ada di perusahaan tersebut bergerak di bidang manufaktur carton box atau biasa kita kenal kardus kemasan. Pada plant tersebut terdapat suatu kompresor sentrifugal yang merupakan equipment sangat kritikal karena kompresor tersebut mengalirkan udara bertekanan ke semua mesin produksi yang ada di plant. Kebutuhan produksi yang tinggi pada plant tersebut, kompresor hanya dilakukan perbaikan jika ada kerusakan pada komponen-komponennya tanpa dilakukan analisis lebih lanjut kinerja kompresor sebelum terjadinya penurunan kinerja serta analisis penggunaan energi motor listrik dan penyimpangan penggunaan energi motor listrik. Tujuan utama dari penelitian ini yaitu menganalisis penurunan kinerja kompresor dan pemborosan energi motor listrik kompresor berdasarkan parameter-parameter yang ada di kompresor. Nilai efisiensi isentropik terendah ada di angka 0.82 dan 0.83 dengan penggunaan energi listrik sebesar 384.30 kW dan 383.1 kW. Nilai beban operasi tertinggi ada di nilai 86.9% dengan penggunaan energi listrik sebesar 384.30 kW. Nilai beban operasi terendah ada di angka 85% dengan penggunaan energi listrik sebesar 371.67 kW. Nilai optimum penggunaan energi listrik ada pada efisiensi isentropik 0.98-0.99 dan beban operasi 85% - 85.3% yaitu 371.67 - 372.15 kW.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-04-11</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1453</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1453</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 30-36</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 30-36</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1453/1025</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1454</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">ANALISIS FOTOMETRI OBJEK API MENGGUNAKAN SOFTWARE IMAGEJ</dc:title>
	<dc:title xml:lang="id">ANALISIS FOTOMETRI OBJEK API MENGGUNAKAN SOFTWARE IMAGE-J</dc:title>
	<dc:creator xml:lang="id">Qiram, Ikhwanul</dc:creator>
	<dc:subject xml:lang="id">Api</dc:subject>
	<dc:subject xml:lang="id">dimensi</dc:subject>
	<dc:subject xml:lang="id">warna</dc:subject>
	<dc:subject xml:lang="id">Image J</dc:subject>
	<dc:subject xml:lang="en">Flame</dc:subject>
	<dc:subject xml:lang="en">Dimension</dc:subject>
	<dc:subject xml:lang="en">Color</dc:subject>
	<dc:subject xml:lang="en">ImageJ</dc:subject>
	<dc:description xml:lang="en">Flame is a phenomenon of rapid oxidation of an element in a physical and chemical reaction process that produces heat, light, and other chemical products. Flame testing aims to quantify the presence of a particular element through the emission spectrum of each element. In addition, the physical characteristics of the fire object were also observed. ImageJ software is one of the practical supporting applications that is often used for observing flame objects specifically in the fields of chemistry, physics, and energy. Experimental results have shown the level of accuracy of object dimensions and spectrometry with an accuracy rate of 97%. Differences in measurement ranges are often triggered by the image of the object and the foresight of the researcher.</dc:description>
	<dc:description xml:lang="id">Api merupakan fenomena oksidasi cepat suatu unsur pada suatu proses reaksi fisika dan kimia yang menghasilkan panas, cahaya, dan produk kimia lainnya. Pengujian nyala api bertujuan untuk mengkuantifikasikan keberadaan suatu unsur tertentu melalui spektrum emisi masing-masing unsur. Selain itu, karakteristik fisik juga dilakukan pengamatan dimensional objek api. Software ImageJ adalah salah satu aplikasi penunjang praktis yang seringkali digunakan untuk pengamatan objek nyala api secara spesifik pada bidang ilmu kimia, fisika, dan energi. Hasil percobaan telah menunjukkan tingkat keakuratan dimensi objek dan spektrometri dengan tingkat presisi sebesar 97%. Perbedaan rentang pengukuran seringkali dipicu oleh citra objek dan kejelian peneliti.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-03-22</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1454</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1454</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 24-29</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 24-29</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1454/1024</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1455</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">THE EFFECT OF BLADE GAP AND HOPPER INCLINATION DUE TO WOOD CHIPPER MACHINE PERFORMANCE</dc:title>
	<dc:title xml:lang="id">PENGARUH JARAK ANTAR PISAU DAN SUDUT HOPPER TERHADAP KINERJA MESIN PEMARUT KAYU</dc:title>
	<dc:creator xml:lang="id">Rahmatulloh, Dion Eka</dc:creator>
	<dc:creator xml:lang="id">Qiram, Ikhwanul</dc:creator>
	<dc:creator xml:lang="id">Mukhtar, Anas</dc:creator>
	<dc:creator xml:lang="en">Qiram, Ikhwanul</dc:creator>
	<dc:creator xml:lang="en">Mukhtar, Anas</dc:creator>
	<dc:subject xml:lang="id">mesin pemarut</dc:subject>
	<dc:subject xml:lang="id">limbah kayu</dc:subject>
	<dc:subject xml:lang="id">jarak mata pisau</dc:subject>
	<dc:subject xml:lang="id">hopper</dc:subject>
	<dc:description xml:lang="en">Wood chipper machine is a tool used to crush wood waste into powder (particles). This study aims to determine the effect of the distance between the blades and the hopper angle due to wood chipper machine performance. The distance between the blades was varied by 2 mm and 3 mm. The hopper angle was varied by 45o, 50o, and 55o. Measurement of sengon wood particles is done by using wire-mesh with sizes of 1.19 mm, 0.25 mm, and 0.15 mm. The result of the study show that there is an effect of the distance between the blades and the hopper angle due to wood chipper machine performance.</dc:description>
	<dc:description xml:lang="id">Mesin pemarut limbah kayu merupakan alat yang digunakan untuk menghancurkan limbah kayu menjadi serbuk (partikel). Penelitian ini bertujuan untuk mengetahui pengaruh jarak antar pisau dan sudut hopper terhadap kinerja mesin pemarut limbah kayu. Jarak antar pisau divariasikan sebesar 2 mm dan 3 mm. Sudut hopper divariasikan sebesar 45o, 50o, dan 55o. Pengukuran hasil serbuk kayu sengon menggunakan wire-mesh dengan ukuran 1,19 mm, 0,25 mm, dan 0,15 mm. Hasil penelitian telah menunjukkan bahwa terdapat pengaruh jarak antar pisau dan sudut hopper terhadap kinerja mesin pemarut limbah kayu.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1455</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1455</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 9-15</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 9-15</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1455/1022</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1461</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">MODIFIKASI DONGKRAK BOTOL DAN TREKER UNTUK MELEPAS BEARING MOTOR LISTRIK</dc:title>
	<dc:creator xml:lang="en">Marjuki, Ismael</dc:creator>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="en">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="id">Marjuki, Ismael</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Polonia, Betti Ses Eka</dc:creator>
	<dc:subject xml:lang="id">Bearing</dc:subject>
	<dc:subject xml:lang="id">Dongkrak Botol</dc:subject>
	<dc:subject xml:lang="id">Motor Listrik</dc:subject>
	<dc:subject xml:lang="id">Treker</dc:subject>
	<dc:subject xml:lang="en">Bearing</dc:subject>
	<dc:subject xml:lang="en">Bottle Jack</dc:subject>
	<dc:subject xml:lang="en">Electric Motor</dc:subject>
	<dc:subject xml:lang="en">Treker</dc:subject>
	<dc:description xml:lang="en">This research modifies the bottle jack to remove the electric motor bearing of a water pump with a jackcapacity of 2 tons. Bottle jacks are generally used to lift vehicles such as cars. The bottle jack can be modified sothat it can be used as a bearing removal device. In general, the way to remove the bearing is still manual, namelyby hitting it. The purpose of making this tool is to make it easier to remove the water pump electric motor bearing.The working principle of this removal tool is to use hydraulic power as the driving force. Pushers from the bottomup on the water pump dynamo shaft and a tracker as a means of holding the bearing. The bearing holder is neededso that the bearing can be separated from the water pump dynamo shaft. The specifications of the tool are that ithas a height of 16 - 27 cm. The width of the tool is 6 cm and the maximum pressure capacity of the bottle jack is2 tons. The trial results of the bottle jack modification tool to remove the water pump electric motor bearingsobtained an average time of 45 seconds. </dc:description>
	<dc:description xml:lang="id">Penelitian ini memodifikasi dongkrak botol untuk melepas bearing motor listrik pompa air dengan kapasitasdongkrak 2 ton. Dongkrak botol pada umumnya digunakan untuk mengangkat kendaraan seperti mobil. Dongkrakbotol dapat dimodifikasi sehingga dapat menjadi alat pelepas bearing. Pada umumnya cara melepas bearing masihbersifat manual yaitu dengan cara di pukul. Tujuan dari pembuatan alat ini adalah untuk mempermudah dalammelakukan pelepasan pada bearing motor listrik pompa air. Prinsip kerja alat Pelepas ini adalah menggunakantenaga hydraulic sebagai daya pendorong. Pendorong dari bawah keatas pada bagian shaft dinamo pompa air dansatu buah treker sebagai alat penahan bearing. Penahan bearing diperlukan agar bearing tersebut bisa terlepas darishaft dinamo pompa air. Adapun spesifikasi alat yaitu memiliki tinggi 16 - 27 cm. Lebar alat 6 cm dan kapasitastekanan maksimal dongkrak botol sebesar 2 ton. Hasil uji coba alat modifikasi dongkrak botol untuk melepasbearing motor listrik pompa air didapatkan waktu rata-rata 45 detik. </dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-05-02</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1461</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1461</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 37-43</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 37-43</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1461/1026</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1462</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">KARAKTERISTIK LENDUTAN RAKET TENIS AKIBAT KONTAK DENGAN BOLA</dc:title>
	<dc:creator xml:lang="id">Rubiono, Gatut</dc:creator>
	<dc:creator xml:lang="id">Mukhtar, Anas</dc:creator>
	<dc:creator xml:lang="en">Mukhtar, Anas</dc:creator>
	<dc:subject xml:lang="id">Tumbukan</dc:subject>
	<dc:subject xml:lang="id">Bola</dc:subject>
	<dc:subject xml:lang="id">Lendutan</dc:subject>
	<dc:subject xml:lang="id">Raket</dc:subject>
	<dc:subject xml:lang="id">Tenis</dc:subject>
	<dc:subject xml:lang="en">Ball</dc:subject>
	<dc:subject xml:lang="en">Collision</dc:subject>
	<dc:subject xml:lang="en">Deflection</dc:subject>
	<dc:subject xml:lang="en">Racket</dc:subject>
	<dc:subject xml:lang="en">Tennis</dc:subject>
	<dc:description xml:lang="en">The contact between ball and tennis racket is a collision phenomenon. The ball exerts a force on the racket which causes deflection. This study aims to obtain the deflection characteristics of a tennis racket due to ball contact. The research was conducted by experiment with Kinetic brand rackets. The racket is clamps on the grip. The ball used is Nassau brand with 0.058 kg of mass. Free fall is arranged 1, 2 and 3 meters heights, with 3 hitting points on racket string. The deflection measurement uses the pen method at 5 points on racket frame. Five points are arranged sequentially from the grip with 6 cm distance. Data collection was carried out with 3 repetitions to get average value. The deflection was measured using a caliper with 0.01 mm accuracy. The results show that the deflection has a linear characteristic and depends on the momentum of the ball.</dc:description>
	<dc:description xml:lang="id">Kontak antara bola dengan raket tenis adalah fenomena tumbukan benda. Bola memberikan gaya pada raket yang menyebabkan defleksi atau lendutan. Penelitian ini bertujuan untuk mendapatkan karakteristik lendutan raket tenis akibat kontak dengan bola. Penelitian dilakukan dengan eksperimen menggunakan raket merk Kinetik. Raket ditumpu jepit di bagian pegangan. Bola yang digunakan adalah merk Nassau dengan massa 0,058 kg. Bola dikondisikan jatuh bebas dengan tinggi jatuh divariasikan sebesar 1, 2 dan 3 meter, dengan 3 titik jatuh di bidang senar raket. Pengukuran lendutan menggunakan metode pena yang diposisikan di 5 titik pengukuran di rangka raket. Lima titik diatur berurutan dari pegangan raket dengan jarak antara 6 cm. Pengambilan data dilakukan dengan 3 kali ulangan untuk mendapatkan nilai rata-rata. Pengukuran defleksi dilakukan menggunakan jangka sorong dengan tingkat ketelitian 0,01 mm. Hasil penelitian menunjukkan bahwa lendutan memiliki karakteristik yang linier dan tergantung pada momentum bola.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1462</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1462</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 16-23</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 16-23</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1462/1023</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1463</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="id">PERENCANAAN PREVENTIVE MAINTENANCE MENGGUNAKAN METODE RELIABILITY PADA ELECTRICAL SISTEM AUXILIARY POWER UNIT BOEING 737-500</dc:title>
	<dc:creator xml:lang="en">Taaqbier, Mohammed</dc:creator>
	<dc:creator xml:lang="en">Anhar, Muh</dc:creator>
	<dc:creator xml:lang="id">Taaqbier, Mohammed</dc:creator>
	<dc:creator xml:lang="id">Setiawan, Ferry</dc:creator>
	<dc:creator xml:lang="id">Anhar, Muh</dc:creator>
	<dc:subject xml:lang="id">Kegagalan</dc:subject>
	<dc:subject xml:lang="id">Kehandalan</dc:subject>
	<dc:subject xml:lang="id">Distribusi Weibull</dc:subject>
	<dc:subject xml:lang="id">Jadwal Perawatan</dc:subject>
	<dc:subject xml:lang="id">Auxiliary power unit</dc:subject>
	<dc:subject xml:lang="en">Failure</dc:subject>
	<dc:subject xml:lang="en">Reliability</dc:subject>
	<dc:subject xml:lang="en">Weibull Distribution</dc:subject>
	<dc:subject xml:lang="en">Maintenance Schedule</dc:subject>
	<dc:subject xml:lang="en">Auxiliary power unit</dc:subject>
	<dc:description xml:lang="en">The electrical system Auxiliary Power Unit on the Boeing 737-500 aircraft often experiences operational failure due to damage to the components in the system, this incident causes significant operational losses so that an appropriate maintenance method is needed to eliminate the factors that cause failure in the Electrical system Auxiliary Power Units. The purpose of this study is to plan preventive maintenance activities on the Electrical Auxiliary Power Unit system so that part damage that causes failure can be handled properly. The reliability method is calculated using the Weibull probability distribution so that the critical operating time limit is obtained on the Electrical Auxiliary Power Unit system. From the calculation results, the critical operational limit for the Electrical Auxiliary Power Unit system is 271 flight cycle with the main damage being the start relay component, with maintenance activities in the form of inspection, repair, testing and cleaning activities.</dc:description>
	<dc:description xml:lang="id">Electrical sistem Auxiliary Power Unit pada pesawat Boing 737-500 sering mengalami kegagalan operasional karena adanya kerusakan pada komponen di dalam sistem tersebut, kejadian ini menimbulkan kerugian operasional yang cukup besar sehingga diperlukan sebuah metode perawatan yang tepat untuk menghilangkan faktor – faktor penyebab kegagalan pada Electrical sistem Auxiliary Power Unit. Tujuan penelitian ini adalah merencanakan aktivitas preventive maintenance pada Electrical sistem Auxiliary Power Unit sehingga kerusakan part yang menyebabkan terjadinya kegagalan dapat ditanggulangi dengan baik. Metode reliability dihitung menggunakan distribusi Weibull sehingga didapatkan batas kritis waktu operasional pada Electrical sistem Auxiliary Power Unit. Dari hasil perhitungan didapatkan Batas kritis operasional Electrical sistem Auxiliary Power Unit adalah 271 flight cycle dengan kerusakan utama adalah pada komponen start Relay, dengan kegiatan maintenance berupa aktivitas Inspection, repair, testing dan cleaning.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1463</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1463</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 1-8</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 1-8</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1463/1021</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1478</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="id">RANCANG BANGUN MESIN PENGAYAK PASIR OTOMATIS</dc:title>
	<dc:creator xml:lang="id">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Kurniawan, Hendri</dc:creator>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="en">Kurniawan, Hendri</dc:creator>
	<dc:subject xml:lang="id">pengayak</dc:subject>
	<dc:subject xml:lang="id">pasir</dc:subject>
	<dc:subject xml:lang="id">mesin</dc:subject>
	<dc:subject xml:lang="id">konstruksi</dc:subject>
	<dc:subject xml:lang="en">sieving</dc:subject>
	<dc:subject xml:lang="en">sand</dc:subject>
	<dc:subject xml:lang="en">machine</dc:subject>
	<dc:subject xml:lang="en">construction</dc:subject>
	<dc:description xml:lang="en">Sand is an important material in building construction for residential houses, places of worship, offices, educational facilities, and other buildings. Sand generally consists of sand mixed with gravel and stone. An automatic sand sieving machine makes separating rock gravel from sand easier. Making an automatic sand sieving machine aims to get better quality and cleaner sand screening results. This sand sifter machine is made to prevent the entry of gravel in the sieving process. In addition, the sand sieving process can be more efficient and effective. The automatic sand sieving machine has dimensions of 100 cm long, 70 cm wide, and 80 cm high. The test results of the sand sieving machine can sift sand with a capacity of 5 kg in 15 seconds and a sand capacity of 10 kg in 32 seconds.</dc:description>
	<dc:description xml:lang="id">Pasir adalah material yang penting dalam bidang konstruksi bangunan, baik untuk bangunan rumah tempat tinggal, tempat ibadah, perkantoran, maupun gedung sarana pendidikan serta bangunan lainnya. Material pasir pada umumnya terdiri dari pasir yang masih bercampur dengan kerikil dan batu. Mesin pengayak pasir otomatis untuk mempermudah memisahkan kerikil batuan dari pasir. Tujuan dari pembuatan mesin pengayak pasir otomatis adalah untuk mendapatkan hasil penyaringan pasir dengan kualitas lebih bagus dan bersih. Mesin pengayak pasir ini di buat untuk mencegah masuknya kerikil dalam proses pengayakan. Selain itu, proses pengayakan pasir ini dapat lebih jadi efisien dan efektif. Mesin pengayak pasir otomatis memiliki dimensi panjang 100 cm, lebar 70 cm, dan tinggi 80 cm. Hasil pengujian mesin pengayak pasir mampu mengayak pasir dengan kapasitas 5 kg dalam waktu 15 detik dan dengan kapasitas pasir 10 kg selama 32 detik.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-09-23</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1478</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1478</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 76-81</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 76-81</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1478/1034</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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				<identifier>oai:ojs.pkp.sfu.ca:article/1479</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="id">PENGARUH KARBURASI ARANG TERHADAP KEMAMPUKARESAN BAJA ST 42 DENGAN METODE JOMINY</dc:title>
	<dc:creator xml:lang="en">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="en">Ruchiyat, Asep</dc:creator>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Yusuf, Yusuf</dc:creator>
	<dc:creator xml:lang="id">Ruchiyat, Asep</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:subject xml:lang="id">Kemampukerasan</dc:subject>
	<dc:subject xml:lang="id">Perlakuan Panas</dc:subject>
	<dc:subject xml:lang="id">Karburasi</dc:subject>
	<dc:subject xml:lang="en">Hardness</dc:subject>
	<dc:subject xml:lang="en">Heat Treatment</dc:subject>
	<dc:subject xml:lang="en">Carburizing</dc:subject>
	<dc:description xml:lang="en">Hardenability is the ability of a material to harden to a certain depth utilizing heat treatment to form martensite upon cooling to achieve a certain hardness. The hardness of a metal, especially steel, can be modified without adding alloying elements and is done by heat treatment. Steel&#039;s hardenability value is strongly influenced by the carbon content (carburizing) in the steel structure. Increasing the hardness of a material can be done by adding carbon to the object&#039;s surface during heat treatment. The Rockwell Hardness Test method measures the surface of the hardness. The test results on the specimens showed that the carburizing process of each specimen increased the hardness of the surface of the specimen. The distribution of hardenability values ​​is close to a linear line, namely the heat treatment temperature 900oC.</dc:description>
	<dc:description xml:lang="id">Kemampukerasan&amp;nbsp; merupakan&amp;nbsp; kemampuan&amp;nbsp; suatu&amp;nbsp; material&amp;nbsp; untuk&amp;nbsp; dapat&amp;nbsp; dikeraskan&amp;nbsp; sampai&amp;nbsp; kedalaman&amp;nbsp; tertentu &amp;nbsp;dengan&amp;nbsp; cara&amp;nbsp; perlakuan&amp;nbsp; panas&amp;nbsp; hingga&amp;nbsp; terbentuk&amp;nbsp; martensit&amp;nbsp; pada&amp;nbsp; proses&amp;nbsp; pendinginan untuk&amp;nbsp; mencapai&amp;nbsp; kekerasan tertentu. Kekerasan suatu&amp;nbsp; logam,&amp;nbsp; khususnya&amp;nbsp; baja&amp;nbsp; dapat dimodifikasi&amp;nbsp; tanpa&amp;nbsp; menambahkan&amp;nbsp; unsur paduan&amp;nbsp; dan&amp;nbsp; dilakukan&amp;nbsp; dengan&amp;nbsp; perlakuan panas. Nilai kemampu kerasan baja sangat dipengaruhi oleh kandungan karbon (karburasi) dalam strusktur&amp;nbsp; baja&amp;nbsp; tersebut. &amp;nbsp;untuk meningkatkan kekerasan suatu material dapat dilakukan dengan cara menambahkan karbon kepermukaan benda tersebut pada saat dilakukan heat treatmen. Kekerasan permukaan diukur dengan metode Rockwell Hardness Test. Hasil pengujian pada spesimen menunjukan bahwa proses karburasi padi masing-masing spesimen dapat meningkatkan kemampu kerasan permukaan specimen. Distribusi nilai kemampu kerasan mendekati garis linier yaitu temperature heat treatment 900oC.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-12-01</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1479</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1479</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 107-112</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 107-112</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1479/1033</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1480</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="id">PERENCANAAN PERAWATAN POMPA HIDROLIK PADA  FORKLIFT 5 TON TIPE FD 50-7</dc:title>
	<dc:creator xml:lang="en">Wahyudi, Andi</dc:creator>
	<dc:creator xml:lang="en">Jannifar, A</dc:creator>
	<dc:creator xml:lang="id">Wahyudi, Andi</dc:creator>
	<dc:creator xml:lang="id">Jannifar, A</dc:creator>
	<dc:creator xml:lang="id">Azwinur, Azwinur</dc:creator>
	<dc:subject xml:lang="id">Forklift</dc:subject>
	<dc:subject xml:lang="id">Pompa Hidrolik</dc:subject>
	<dc:subject xml:lang="id">Perawatan</dc:subject>
	<dc:subject xml:lang="id">Preventive Maintenance</dc:subject>
	<dc:subject xml:lang="id">Corective Maintenance</dc:subject>
	<dc:subject xml:lang="en">Forklift</dc:subject>
	<dc:subject xml:lang="en">Hydraulic Pump</dc:subject>
	<dc:subject xml:lang="en">Maintenance, Preventive Maintenance</dc:subject>
	<dc:subject xml:lang="en">Corrective Maintenance</dc:subject>
	<dc:description xml:lang="en">Damage to the forklift will cause problems that have an impact on inhibiting other activities. So that good and continuous maintenance is needed to maintain the performance of the tool. The purpose of this study is to plan periodic maintenance on the forklift to avoid damage that can stop the operation of the forklift. The method used in this study is to collect data, make direct observations of the damage that occurs to the hydraulic pump, and conduct interviews with experienced mechanics who handle the forklift. The results of the research are maintenance planning with Preventive Maintenance and Corrective Maintenance methods, by implementing daily, weekly, monthly and yearly maintenance activities. In daily maintenance, inspections will be carried out, check all lubrication and perform service. Daily maintenance is carried out every 8 working hours, weekly is carried out every 60 working hours. Monthly maintenance is carried out every 250 working hours, while annual maintenance is carried out every 2500 working hours. The operation of the 5 tons FD 50-7 Forklift unit must be in accordance with the Manual Book. So that the service life of the unit and its components is in accordance with the life time</dc:description>
	<dc:description xml:lang="id">Kerusakan pada forklift akan menimbulkan masalah yang berdampak menghambat kegiatan yang lain. Sehingga diperlukan perawatan yang baik dan berkelanjutan guna mempertahankan performa dari alat tersebut. Tujuan penelitian ini merencanakan perawatan berkala pada alat angkat (forklift) untuk menghindari terjadinya kerusakan yang dapat menghentikan operasional forklift. Metode yang digunakan pada penelitian ini adalah mengumpulkan data, melakukan pengamatan langsung terhadap kerusakan yang terjadi pada pompa hidrolik, serta melakukan wawancara dengan mekanik berpengalaman yang menangani forklift tersebut. Hasil penelitian yaitu perencanaan perawatan dengan metode Preventive Maintenance dan Corrective Maintenance, dengan menerapkan kegiatan perawatan harian, mingguan, bulanan dan tahunan. Dalam perawatan harian akan dilaksanakan inspeksi, cek semua pelumasan dan melakukan service. Perawatan harian dilaksanakan setiap 8 jam kerja mingguan dilaksanakan setiap 60 jam kerja. Perawatan bulanan dilaksanakan setiap 250 jam kerja, sedangkan untuk perawatan tahunan dilaksanakan setiap 2500 jam kerja. Pengoperasian unit Forklift 5 ton FD 50-7 harus sesuai dengan Manual Book. Sehingga umur pakai unit beserta komponen-komponen sesuai dengan life timenya.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-08-30</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1480</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1480</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 49-57</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 49-57</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1480/1029</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1481</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="id">PENGEMBANGAN MESIN DOWEL 3 IN 1 PEMBUAT PASAK KAYU UNTUK PEMBANGUNAN PERAHU NELAYAN DI WILAYAH PESISIR MADURA </dc:title>
	<dc:creator xml:lang="id">Iswidodo, Windra</dc:creator>
	<dc:creator xml:lang="id">Fikri, Mohammad Anas</dc:creator>
	<dc:creator xml:lang="id">Permata, Tristiandinda</dc:creator>
	<dc:creator xml:lang="id">Abdullah, Mohammad</dc:creator>
	<dc:creator xml:lang="en">Fikri, Mohammad Anas</dc:creator>
	<dc:creator xml:lang="en">Permata, Tristiandinda</dc:creator>
	<dc:creator xml:lang="en">Abdullah, Mohammad</dc:creator>
	<dc:subject xml:lang="id">galangan kapal tradisional</dc:subject>
	<dc:subject xml:lang="id">mesin dowel</dc:subject>
	<dc:subject xml:lang="id">otomatisasi</dc:subject>
	<dc:subject xml:lang="id">perahu nelayan</dc:subject>
	<dc:subject xml:lang="en">traditional shipbuilding</dc:subject>
	<dc:subject xml:lang="en">dowel machine</dc:subject>
	<dc:subject xml:lang="en">automation</dc:subject>
	<dc:subject xml:lang="en">fishing boat</dc:subject>
	<dc:description xml:lang="en">The coastal area of ​​Madura has many fishing boats or fishing vessels of various types and sizes. The construction of traditional ships is carried out by groups of workers or traditional shipyards which are not permanent, technological readiness is still minimal, and the workforce is very limited. Especially in traditional shipyards in the coastal area of ​​Madura or throughout Indonesia&#039;s coastal areas, which still rely on skills from generation to generation, so it is difficult to achieve the ship size desired by the customer, even the deviation of the size in tons can reach 25 percent. This situation shows the weakness of the technology applied in the traditional shipbuilding industry. Therefore, the technology of dowel making machine for making wooden dowels is carried out 3 in 1 with the function of shaving wood, cutting wood as desired and sharpening pegs or wood. All work is done in one machine which can be done automatically by setting the desired peg size and running with a microcontroller system. Tests have been carried out on a 3 in 1 dowel machine using 2 motors, the average time is equal to or more than 1 minute/1 piece of peg. Testing the tool using 1 motor obtained an average time of less than 30 seconds to produce 1 wooden peg.</dc:description>
	<dc:description xml:lang="id">Daerah pesisir Madura banyak terdapat perahu nelayan atau kapal penangkap ikan dengan berbagai jenis dan ukuran. Pembangunan kapal tradisional dilakukan oleh kelompok pekerja atau galangan kapal tradisional yang tidak permanen, kesiapan teknologi masih minim, dan tenaga kerja yang sangat terbatas. Khususnya di galangan tradisional wilayah pesisir Madura atau seluruh kawasan pesisir Indonesia yang masih mengandalkan kemampuan secara turun temurun sehingga sulit untuk mencapai ukuran kapal yang diinginkan oleh pemesan, bahkan penyimpangan ukuran dalam ton tersebut bisa mencapai 25 persen. Keadaan ini seperti ini menunjukkan lemahnya teknologi yang diterapkan di industri galangan kapal tradisional. Maka dari itu dilakukan pengembangan teknologi mesin dowel pembuat pasak kayu 3 in 1 dengan fungsi menyerut kayu, memotong kayu sesuai dengan keinginan serta melancipkan pasak atau kayu. Semua pekerjaan dilakukan dalam satu mesin yang dapat dilakukan secara otomatis dengan membuat pengaturan ukuran pasak yang diinginkan dan dijalankan dengan sistem mikrokontroler. Pengujian telah dilakukan pada mesin dowel 3 in 1 dengan menggunakan 2 motor, diperoleh rata-rata waktu sama dengan atau lebih dari 1 menit/ 1 buah pasak. Pengujian alat dengan menggunakan 1 motor diperoleh rata-rata waktu waktu kurang dari 30 detik untuk menghasilkan 1 buah pasak kayu.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-08-30</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1481</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1481</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 58-64</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 58-64</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1481/1032</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1483</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">PERIODICAL MAINTENANCE SERVICE VOLVO TRUCK FMX 440  DI PT. MADHANI TALATAH NUSANTARA</dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Hartanto, Tri</dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Hartanto, Tri</dc:creator>
	<dc:subject xml:lang="id">Maintenance</dc:subject>
	<dc:subject xml:lang="id">Periodical Service</dc:subject>
	<dc:subject xml:lang="id">MTBF</dc:subject>
	<dc:subject xml:lang="id">MTTR</dc:subject>
	<dc:subject xml:lang="en">Maintenance</dc:subject>
	<dc:subject xml:lang="en">Periodic Service</dc:subject>
	<dc:subject xml:lang="en">MTBF</dc:subject>
	<dc:subject xml:lang="en">MTTR</dc:subject>
	<dc:description xml:lang="en">Periodical Service is engine care to reduce the frequency of damage and duration of the injury. Good and efficient care can keep the tool&#039;s operating times, keep it in production, reduce the cost of unexpected damage. The purposes are to: (1) Perform Periodical Service activities during the activity, (2) Find when Periodical Service consists of PS 250, PS 500, PS 1000 and PS 2000, (3) Know the results of Periodical Service. Implementation of the Periodical Service fulfilled at PT. Madhani, especially in Volvo trucks, includes changing engine oil, changing engine oil filters, changing transmission oil and filters, changing final drive oil to the battery and electrical checks. With the Periodical Service data program showing PA (Physical Avelaibelity) results of over 95%, MTBF (Mean Time Between Failures) of over 3000 hours, and MTTR (Mean Time To Repair) of less than 20 hours, this is very effective and efficient to increasing production.</dc:description>
	<dc:description xml:lang="id">Periodical Service adalah pemeliharaan mesin agar dapat mengurangi frekuensi kerusakan dan lamanya waktu kerusakan. Dengan pelaksanaan perawatan yang baik dan efisien, dapat mempertahankan waktu operasi suatu alat, menjaga alat tetap produksi, mengurangi biaya kerusakan yang tidak diharapkan. Tujuannya adalah untuk : (1) Pelaksanaan kegiatan Periodical Service pada saat kegiatan tersebut, (2) mengetahui kapan dilakukannya Periodical Service yang terdiri dari PS 250, PS 500, PS 1000 dan PS 2000, (3) Mengetahui hasil dari Periodical Service. Pelaksanaan Periodical Service yang dilaksanakan di PT. Madhani, khususnya pada truck volvo meliputi pergantian oli engine, mengganti filter oli engine, mengganti oli transmisi dan filternya, mengganti oli final drive sampai pengecheckan battrey dan elektrikal. Dengan program Periodical Service data menunjukkan hasil&amp;nbsp; PA (Physical Avelaibelity) lebih dari 95%, MTBF (Mean Time Between Failures) lebih dari 3000 jam, dan MTTR&amp;nbsp; (Mean Time To Repair) kurang dari 20 jam, maka program ini sangat efektif dan efisien untuk meningkatkan produksi.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-08-30</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1483</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1483</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 71-75</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 71-75</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1483/1035</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1484</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="id">PENGARUH KEKUATAN TARIK DAN KEKUATAN BENDING KOMPOSIT HYBRID DAN NON-HYBRID MENGGUNAKAN METODE VACUUM BAGGING</dc:title>
	<dc:creator xml:lang="id">Hazhari, Fadhlah</dc:creator>
	<dc:creator xml:lang="id">Sehono, Sehono</dc:creator>
	<dc:creator xml:lang="id">Setiawan, Ferry</dc:creator>
	<dc:creator xml:lang="en">Sehono, Sehono</dc:creator>
	<dc:creator xml:lang="en">Ferry</dc:creator>
	<dc:subject xml:lang="id">Komposit</dc:subject>
	<dc:subject xml:lang="id">Vaccum bagging</dc:subject>
	<dc:subject xml:lang="id">Uji tarik</dc:subject>
	<dc:subject xml:lang="id">Uji bending</dc:subject>
	<dc:subject xml:lang="en">Composite</dc:subject>
	<dc:subject xml:lang="en">Vacuum bagging</dc:subject>
	<dc:subject xml:lang="en">Tensile test</dc:subject>
	<dc:subject xml:lang="en">Bending test</dc:subject>
	<dc:description xml:lang="en">Developments in the field of materials, especially the use of polymers as basic materials, are growing, this is because it meets human needs in improving welfare by processing a basic material into a material that can be used. Synthetic materials such as polymers are widely used in the manufacture of materials combined with other materials. So that it can create new materials either by adding natural fibers or synthetic fibers. Composites can be arranged using natural fibers, such as jute fibers then combined with woven roving. Jute fiber is an organic waste that is widely obtained as a burlap sack hole in traditional markets. Synthetic fibers or artificial fibers have advantages such as strong, corrosion and heat resistant fibers and are easy to mass produce. Making composites can be done several methods, one of which is using the vacuum bagging method with a technique of using pressure to direct the resin to the fibers. The researcher&#039;s goal is to determine the characteristics of tensile tests and bending tests using vaccum bagging. There are also tests carried out in the form of tensile tests that refer to the ASTM D638 standard variations of natural and synthetic fiber specimens (hybrid) In the form of yield values of 62.94 Mpa and tensil 85.9. Non-hybrid fibers can be yielded at 28.7 Mpa and tensile at 32.9 Mpa. While the bending test. In hybrid fibers, bending strength is obtained with a value of 1,126.96 MPa. In non-hybrid fibers, bending strength results were obtained with a value of 643.30 Mpa.</dc:description>
	<dc:description xml:lang="id">Perkembangan di bidang material khususnya penggunaan polimer sebagai bahan dasar semakin berkembang, hal ini dikarenakan untuk memenuhi kebutuhan manusia dalam meningkatkan kesejahteraan dengan mengolah suatu bahan dasar menjadi bahan yang bisa digunakan. Bahan sintetis seperti polimer banyak digunakan dalam pembuatan material yang dikombinasikan dengan material lain. Sehingga dapat menciptakan material baru baik dengan penambahan serat alam ataupun serat sintetis. Komposit dapat disusun dengan menggunakan serat alam, seperti serat jute kemudian dikombinasikan dengan woven roving. Serat jute merupakan limbah organik yang banyak didapatkan sebagai libang karung goni di pasar tradisional. Serat sintetis atau serat buatan memiliki kelebihan seperti serat yang kuat, tahan korosi dan panas dan mudah diproduksi secara massal. Pembuatan komposit dapat dilakukan beberapa metode salah satunya menggunkan metode vacuum bagging dengan teknik menggunakan tekanan untuk mengarahkan resin ke serat. Tujuan peneliti untuk mengetahui karakteristik uji tarik dan uji bending menggunkan vaccum bagging. Ada pun pengujian yang dilakukan berupa uji tarik yang mengaju pada standar ASTM D638 variasi spesimen serat alam dan sintetis (hybrid) Di dapat nilai yield 62.94 Mpa dan tensil 85.9. Serat non hybrid di dapat nilai yield 28.7 Mpa dan tensile 32.9 Mpa. Sedangkan uji bending pada serat hybrid didapat kekuatan bending dengan nilai 1,126.96 MPa. Pada serat non hybrid didapat hasil kekuatan bending dengan nilai 643.30 Mpa.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-08-30</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1484</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1484</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 65-70</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 65-70</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1484/1036</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1485</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="id">SISTEM PENDETEKSI TARGET BERDASARKAN WARNA PADA AUTONOMOUS ROBOT GUN (ARO-GUN)</dc:title>
	<dc:creator xml:lang="id">Septiyanda, Yunita</dc:creator>
	<dc:creator xml:lang="id">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="id">Prasetyawan, Purwono</dc:creator>
	<dc:creator xml:lang="en">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="en">Prasetyawan, Purwono</dc:creator>
	<dc:subject xml:lang="id">pengolahan citra digital</dc:subject>
	<dc:subject xml:lang="id">pendeteksian target</dc:subject>
	<dc:subject xml:lang="id">penguncian target</dc:subject>
	<dc:subject xml:lang="en">digital image processing</dc:subject>
	<dc:subject xml:lang="en">target detection</dc:subject>
	<dc:subject xml:lang="en">target locking</dc:subject>
	<dc:description xml:lang="en">The low level of accuracy and precision in the process target tracking by military causing casualties because of shooting error. Shooting error can be due because of&amp;nbsp;human-error like fatigue. Therefore, this study aims to design a system that can detect and lock target automatically so that shooting errors can be minimized. &amp;nbsp;On the implementation, the system uses color detection, which is a part of the digital image processing method. The target image, which has been recorded by a webcam, will be processed by a Raspberry Pi 3b+ using Python and the OpenCV library. Research results shown the ARO-GUN system can perform precise detection on a predetermined target with 100% accuracy of target detection also capable of accurately detecting the target in the light intensity range of 750-1000 lux. Therefore, the ARO-GUN system has been able to meet the design goal to detect accurately so it’s can minimize shooting errors.</dc:description>
	<dc:description xml:lang="id">Rendahnya tingkat akurasi dan presisi dalam proses penjejakan target pada bidang militer menyebabkan terjadinya kesalahan penembakan yang menimbulkan korban jiwa. Hal tersebut dapat disebabkan oleh banyak faktor, salah satu penyebabnya adalah faktor Human-Error seperti kelelahan. Sehingga penelitian ini bertujuan untuk membuat suatu sistem yang dapat melakukan pendeteksian dan penguncian target secara otomatis untuk meminimalisir terjadinya kesalahan penembakan. Pada implementasi, sistem menggunakan deteksi warna yang merupakan salah satu bagian dari metode pengolahan citra digital. Citra target yang telah terekam oleh webcam akan diproses oleh Raspberry Pi 3b+ menggunakan bahasa pemograman Python dan library OpenCV. Hasil penelitian menunjukan sistem ARO-GUN dapat melakukan pendeteksian dengan tepat pada target yang telah ditentukan dengan akurasi ketepatan deteksi target sebesar 100% dan mampu mendeteksi target dengan tepat pada rentang intensitas cahaya 750-1000 lux. Oleh karena itu, sistem ARO-GUN telah mampu memenuhi tujuan perancangan yaitu mendeteksi secara akurat dan presisi sehingga dapat meminimalisir terjadinya kesalahan penembakan.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-09-27</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1485</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1485</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 82-89</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 82-89</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1485/1037</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1486</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">KONTROL LAMPU DENGAN MENGGUNAKAN MODUL NODEMCUESP8266 V.3 BERBASIS TELEGRAM BOT</dc:title>
	<dc:creator xml:lang="id">Rizaldi, Muhamamad Jimi</dc:creator>
	<dc:creator xml:lang="id">Radwitya, Erick</dc:creator>
	<dc:creator xml:lang="id">Risman, Jaya</dc:creator>
	<dc:creator xml:lang="en">Radwitya, Erick</dc:creator>
	<dc:creator xml:lang="en">Risman, Jaya</dc:creator>
	<dc:subject xml:lang="id">Relay</dc:subject>
	<dc:subject xml:lang="id">NodeMCU ESP8266</dc:subject>
	<dc:subject xml:lang="id">Telegram</dc:subject>
	<dc:subject xml:lang="id">Internet of Things (IoT)</dc:subject>
	<dc:subject xml:lang="en">Relay</dc:subject>
	<dc:subject xml:lang="en">NodeMCU ESP8266</dc:subject>
	<dc:subject xml:lang="en">Telegram</dc:subject>
	<dc:subject xml:lang="en">Internet of Things (IoT)</dc:subject>
	<dc:description xml:lang="en">The creation of this final project project can turn on and off the lights using the internet network. The internet is an extensive network that can be accessed by anyone and anywhere. In this Final Project, the lamp control application used is an application that is very common in society, namely telegram. By using the telegram bot we can connect with the module used for the light controller. With this remote light control tool, we can turn the lights off or on even from abroad. Only by using our smartphones, we can do this under any circumstances. We can also check the status of the lamp we control whether it is on or is in a dead state.The results of the design of lamp control via Telegram using components in the form of lights, relays, NodeMCU ESP8266 modules. After programming the NodeMCU ESP8266 module, in the design of this tool, the following components were obtained, namely 20 watts 4 lamps, 4 channel 1 relays, ESP8266 NodeMCU Modules with a maximum input of 12 volts.</dc:description>
	<dc:description xml:lang="id">Pembuatan proyek alat ini dapat menghidupkan dan mematikan lampu menggunakan jaringan internet. Internet merupakan jaringan yang luas yang dapat diakses siapa saja dan dimana saja. Dengan kemampuan tersebut, maka internet dapat digunakan sebagai alat bantu untuk melakukan pengendalian dari jarak jauh. Pada proyek ini aplikasi pengontrol lampu yang digunakan merupakan aplikasi yang sudah sangat lumrah di masyarakat, yaitu telegram. Dengan menggunakan Telegram Bot kita bias terhubung dengan modul yang digunakan untuk pengontrol lampu tersebut. Dengan alat control lampu jarak jauh ini kita dapat mematikan maupun menghidupkan lampu dengan jarak yang tidak terbatas selama terhubung dengan jaringan internet. Hanya dengan menggunakan smartphone kita, kita dapat melakukan hal tersebut dalam keadaan apapun. Kita juga dapat memeriksa status lampu yang kita kontrol tersebut apakah menyala atau sedang dalam keadaan mati. Hasil rancang bangun control lampu via Telegram dengan menggunakan komponen berupa lampu, relay, modul NodeMCU ESP8266. Setelah melakukan pemrograman pada modul NodeMCU ESP8266 maka pada rancang bangun alat ini didapatlah komponen-komponen sebagai berikut, yaitu lampu 20 watt 4 buah, relay 4 channel 1 buah, Modul NodeMCU ESP8266 dengan maksimal input 12 volt.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-10-04</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1486</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1486</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 90-98</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 90-98</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1486/1030</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1487</identifier>
				<datestamp>2025-03-07T19:40:29Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="id">PERANCANGAN TURBIN PELTON UNTUK PEMBANGKIT LISTRIK TENAGA AIR</dc:title>
	<dc:creator xml:lang="id">Normansyah, Normansyah</dc:creator>
	<dc:subject xml:lang="id">pelton</dc:subject>
	<dc:subject xml:lang="id">head</dc:subject>
	<dc:subject xml:lang="id">debit</dc:subject>
	<dc:subject xml:lang="id">putaran turbin</dc:subject>
	<dc:subject xml:lang="id">pltmh</dc:subject>
	<dc:subject xml:lang="en">pelton</dc:subject>
	<dc:subject xml:lang="en">head</dc:subject>
	<dc:subject xml:lang="en">discharge</dc:subject>
	<dc:subject xml:lang="en">turbine rotation</dc:subject>
	<dc:subject xml:lang="en">pltmh</dc:subject>
	<dc:description xml:lang="en">In developing countries the necessity and the possibilities to manufacture machines locally are inc!easing. Often be necessary equipment, machines, material and the skilled labour as well as technical staff are available, but what is missing is the information and the know-how. One category of machines used to harness walet power and which can be produced locally, are water turbines. In some countries there is an established tradition in the production, installing and running of small water mills. Often these are units with simple vertical axis wheels or are large water wheels. For example, one country with experience on vertical axis water wheels.This research summarizes the simple calculations for designing a Pelton turbine with a head of water falling of 1130 m, with a discharge of Q = 28.5 m3/s, so that based on the calculations, a power of P = 288 MW is obtained.</dc:description>
	<dc:description xml:lang="id">Di negara berkembang kebutuhan dan kemungkinan untuk membuat mesin faCNrC secara lokal semakin meningkat. Seringkali diperlukan, peralatan, mesin, bahan dan tenaga kerja terampil serta staf teknis tersedia, tetapi yang hilang adalah informasinya dan pengetahuan. Satu kategori mesin yang digunakan untuk memanfaatkan listrik dan yang dapat diproduksi secara lokal, adalah turbin air. Di beberapa negara ada yang mapan tradisi dalam produksi, pemasangan dan pengoperasian pabrik air kecil. Seringkali ini adalah unit dengan sederhana roda sumbu vertikal atau roda air besar. Untuk misalnya, satu negara dengan pengalaman vertical sumbu roda.Penelitian ini merangkum perhitungan sederhana perancangan turbin pelton dengan tinggi jatuh Head air sebesar 1130 m, dengan debit sebesar Q= 28,5 m3/s, sehingga berdasarkan perhitungan didapat daya sebesar P = 288 MW.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-12-01</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1487</dc:identifier>
	<dc:identifier>10.58466/injection.v2i2.1487</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 2 (2022); 113-118</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 2 (2022); 113-118</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1487/1031</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1488</identifier>
				<datestamp>2025-03-07T19:40:47Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">KAJIAN EKONOMI PEMBANGKIT LISTRIK TENAGA MIKRO HIDRO (PLTMH) BENUIS</dc:title>
	<dc:creator xml:lang="id">Normansyah, Normansyah</dc:creator>
	<dc:subject xml:lang="id">PLTMH</dc:subject>
	<dc:subject xml:lang="id">renewable energy</dc:subject>
	<dc:subject xml:lang="id">electricity</dc:subject>
	<dc:subject xml:lang="id">rural communities</dc:subject>
	<dc:subject xml:lang="id">potential energy</dc:subject>
	<dc:subject xml:lang="en">PLTMH</dc:subject>
	<dc:subject xml:lang="en">renewable energy</dc:subject>
	<dc:subject xml:lang="en">electricity</dc:subject>
	<dc:subject xml:lang="en">rural communities</dc:subject>
	<dc:subject xml:lang="en">potential energy</dc:subject>
	<dc:description xml:lang="en">energy as a source of electrical energy, both solar, wind, hydro and other renewable energy sources, a potential source of uranium in Indonesia.What needs attention is how to design energy policies to use each type of energy optimally, so as to avoid over-exploitation of fossil energy on the one hand, and on the other hand prevent neglect of renewable energy sources. In an effort to overcome this, the central and regional governments have made new policies that encourage the use of renewable energy sources as an alternative to supplying electricity to rural communities.The aims and objectives of the Feasibility Study Preparation Activity for the Benuis Micro-hydro Power Plant (PLTMH) Benuis Village, Selimbau District are; Availability of technical documents that describe the detailed design of the PLTMH and the Budget Plan (RAB) for the Benuis PLTMH Benuis Village. As a proposal for the construction of network facilities and infrastructure electricity.</dc:description>
	<dc:description xml:lang="id">Energi terbarukan sebagai sumber energi listrik, baik tenaga matahari, tenaga angin, tenaga air dan sember energi terbarukan lainnya, sumber potensi uranium di Indonesia Yang perlu diperhatikan adalah bagaimana merancang kebijakan energi untuk menggunakan setiap jenis energi secara optimum, sehingga menghindarkan eksploitasi berlebihan energi fosil di satu pihak, dan di pihak lain mencegah penelantaran sumber-sumber energi terbarukan. Dalam upaya untuk mengatasi hal tersebut, maka pemerintah pusat dan daerah membuat kebijakan- kebijakan baru yang mendorong pemanfaatan sumber energi terbarukan sebagai alternatif penyediaan energi listrik untuk masyarakat perdesaan.Maksud dan tujuan Kegiatan Penyusunan Studi Kelayakan Pembangkit Listrik Tenaga Mikrohidro (PLTMH) Benuis Desa Benuis Kecamatan Selimbau adalah ;Tersedianya dokumen teknis yang menggambarkan rancang bangun PLTMH secara detail dan Rencana Anggaran Biaya (RAB) PLTMH Benuis Desa Benuis.Sebagai usulan pembangunan sarana dan prasarana jaringan listrik.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2022-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1488</dc:identifier>
	<dc:identifier>10.58466/injection.v2i1.1488</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 2 No. 1 (2022); 44-48</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 2 No 1 (2022); 44-48</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v2i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1488/1028</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2022 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1489</identifier>
				<datestamp>2025-03-07T19:40:08Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="en">PROSES KARBURASI PADAT PADA BAJA KARBON RENDAH  DENGAN TEMPERATUR 900 C, 1000 C, DAN 1100 C</dc:title>
	<dc:title xml:lang="id">PROSES KARBURASI PADAT PADA BAJA KARBON RENDAH  DENGAN TEMPERATUR 900 C, 1000 C, DAN 1100 C</dc:title>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="en">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Rahmadi, Hairian</dc:creator>
	<dc:subject xml:lang="id">temperatur</dc:subject>
	<dc:subject xml:lang="id">karburasi padat</dc:subject>
	<dc:subject xml:lang="id">kekerasan</dc:subject>
	<dc:subject xml:lang="en">temperature</dc:subject>
	<dc:subject xml:lang="en">solid carburizing</dc:subject>
	<dc:subject xml:lang="en">hardness</dc:subject>
	<dc:description xml:lang="en">This study aims to determine the effect of temperature on the solid carburizing on increasing the hardness value of ST37 steel. This solid carburizing uses temperature variations of 9000C, 10000C and 11000C, with a holding time of 30 minutes. The material used is a mixture of CaCO3 and coconut shell charcoal with mineral water as a cooling medium. The test carried out was the Rockwell hardness test which was carried out in the Mechanical Engineering Materials Testing Lab of Politeknik Negeri Ketapang. From the test results for ST37 steel, the average hardness obtained in the raw material = 48.3 HRB, then in each carbonation treatment at a temperature of 9000C = 48.6 HRB, a temperature of 10000C = 48.9 HRB, a temperature of 11000C = 49.1 HRB. Carburized steel plates with a temperature of 9000C, 10000C and 11000C the test results are harder than the raw material. </dc:description>
	<dc:description xml:lang="id">Penelitian ini bertujuan untuk mengetahui pengaruh temperatur pada karburasi padat terhadap peningkatan nilai kekerasan baja ST37. Karburasi padat ini menggunakan variasi temperatur 9000C, 10000C, dan 11000C, dengan waktu tahan selama 30 menit. Bahan yang digunakan adalah campuran CaCO3 dan arang tempurung kelapa dengan media pendingin air mineral. Pengujian yang dilakukan adalah uji kekerasan Rockwell yang dilakukan di lab Uji Bahan Teknik Mesin Politeknik Negeri Ketapang. Dari hasil pengujian baja ST37 rata-rata kekerasan yang didapat pada raw material = 48.3 HRB, kemudian pada masing-masing perlakuan pengarbonan pada suhu 9000C = 48.6 HRB, suhu 10000C = 48.9 HRB, suhu 11000C = 49.1 HRB. Pelat baja yang dikarburasi dengan suhu 9000C, 10000C, dan 11000C hasil ujinya lebih keras dibandingkan dengan raw material.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-20</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1489</dc:identifier>
	<dc:identifier>10.58466/injection.v3i1.1489</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 1 (2023); 33-39</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 1 (2023); 33-39</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1489/1047</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1492</identifier>
				<datestamp>2025-03-07T19:40:08Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">PERANCANGAN SISTEM PENEMBAKAN MENGGUNAKAN MOTOR SERVO MG996R UNTUK AUTONOMOUS ROBOT GUN (ARO-GUN)</dc:title>
	<dc:creator xml:lang="id">Sanjaya, Sukma</dc:creator>
	<dc:creator xml:lang="id">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="id">Prasetyawan, Purwono</dc:creator>
	<dc:creator xml:lang="en">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="en">Prasetyawan, Purwono</dc:creator>
	<dc:subject xml:lang="id">Akurasi</dc:subject>
	<dc:subject xml:lang="id">Kontrol</dc:subject>
	<dc:subject xml:lang="id">Penembakan</dc:subject>
	<dc:subject xml:lang="en">Accuracy</dc:subject>
	<dc:subject xml:lang="en">Control</dc:subject>
	<dc:subject xml:lang="en">Shooting</dc:subject>
	<dc:description xml:lang="en">The ever-growing and increasingly sophisticated weapons technology has led countries to continue to develop automated weapons. Since manual control of the movement and position of the weapon is very difficult to obtain a high degree of accuracy, inaccuracies in firing can cause fatalities. In order to minimize errors and inaccuracies in shooting and facilitate military performance in the use of weapons, automatic weapon drives are required. In this study, a product called ARO-GUN was developed to perform target locking and firing using an MG996R servo-type DC motor. This ARO-GUN product is based on testing when locking and firing has an X-axis accuracy of 98.51% and an average error rate of 1.50% and an average Y-axis accuracy of 97.97% and an average error rate of 1.94%. Based on research and testing, it can be inferred that the ARO-GUN product firing system can facilitate military performance in the use of weapons and minimize fatalities due to errors and inaccuracies in firing.</dc:description>
	<dc:description xml:lang="id">Teknologi persenjataan yang terus berkembang dan semakin canggih menjadikan negara-negara terus mengembangkan senjata otomatis. Pengendalian pergerakan dan posisi senjata yang dilakukan secara manual sangat sulit mendapatkan tingkat akurasi yang tinggi, sehingga ketidakakuratan dalam penembakan dapat menimbulkan korban jiwa. Untuk meminimalisir hal tersebut maka dibutuhkan penggerak senjata secara otomatis. Pada penilitian ini dikembangkan sebuah produk bernama ARO-GUN yang dapat melakukan penguncian dan penembakan target dengan menggunakan motor DC jenis servo MG996R. Produk ARO-GUN ini berdasarkan pengujian memiliki ti ngkat akurasi dalam melakukan penguncian dan penembakan pada sumbu X rata-rata sebesar&amp;nbsp; 98,51% dan rata-rata error sebesar 1,50% sedangkan pada sumbu Y memiliki tingkat akurasi rata-rata sebesar 97,97% dan rata-rata error sebesar 1,94%.Berdasarkan penilitian dan pengujian yang telah dilakukan dapat di simpulkan jika sistem penembakan pada produk ARO-GUN ini dapat mempermudah kinerja militer dalam penggunaan senjata serta dapat meminimalisir adanya korban jiwa akibat kesalahan dan ketidakakuratan dalam melakukan penembakan.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-02-28</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1492</dc:identifier>
	<dc:identifier>10.58466/injection.v3i1.1492</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 1 (2023); 12-20</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 1 (2023); 12-20</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1492/1044</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1493</identifier>
				<datestamp>2025-03-07T19:40:08Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">SISTEM KENDALI PERGERAKAN MOBILISASI MENGGUNAKAN GESTUR TANGAN PADA AUTONOMOUS ROBOT GUN (ARO-GUN)</dc:title>
	<dc:creator xml:lang="id">Arifanto, Bima</dc:creator>
	<dc:creator xml:lang="id">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="id">Prasetyawan, Purwono</dc:creator>
	<dc:creator xml:lang="en">Muhtar, Ali</dc:creator>
	<dc:creator xml:lang="en">Prasetyawan, Purwono</dc:creator>
	<dc:subject xml:lang="id">Gestur Tangan</dc:subject>
	<dc:subject xml:lang="id">Kendali</dc:subject>
	<dc:subject xml:lang="id">Kecepatan</dc:subject>
	<dc:subject xml:lang="id">Mobilisasi</dc:subject>
	<dc:subject xml:lang="en">Hand Gestures</dc:subject>
	<dc:subject xml:lang="en">Control</dc:subject>
	<dc:subject xml:lang="en">Speed</dc:subject>
	<dc:subject xml:lang="en">Mobilization</dc:subject>
	<dc:description xml:lang="en">Existing mobile weapon technologies can endanger its user because of the need to use direct control, while also having a heavy mass that can slow down movement speed. In this study, a product called ARO-GUN is developed to have multiple functions, which are accurately shot targets, remotely controlled, utilizes hand gestures, also having a light mass. Testing is done by looking at the accuracy of the angle, speed, and response time so that the percentage of error can be seen based on predetermined parameters. The test results shown that there are errors in each tests, namely 1.89% for the accuracy of the hand gesture sensor, 18.98% for the transceiver response time, 10.75% for the rotational speed, and 17.92% for the response to the movement of the weapon.Based on study results, it can be concluded that ARO-GUN product can be operated as a mobile weapon by utilizing hand gestures for controlling its movement direction with maximum distance of 18 meter. Beside that, ARO-GUN has a speed of 300 rpm and a mass of 4.30 Kg, which is lighter than most mobile weapon technologies.</dc:description>
	<dc:description xml:lang="id">Teknologi persenjataan secara mobile banyak menggunakan kendali secara langsung ditempat yang dapat membahayakan pengguna. Pada penelitian ini dikembangkan sebuah produk bernama ARO-GUN yang dapat menembak target secara akurat, serta mampu dikendalikan secara jarak jauh dengan massa yang ringan dan memanfaatkan kontrol dari gestur tangan. Pengujian dilakukan dengan melihat keakuratan sudut, kecepatan, dan waktu respon sehingga dapat dilihat persentase error berdasarkan parameter yang telah ditentukan. Hasil pengujian menunjukkan terdapat error pada masing-masing pengujian, yaitu 1,89% untuk keakuratan sensor gestur tangan, 18,98% untuk waktu respon transceiver, 10,75% untuk kecepatan rotasi, dan 17,92% untuk respon pergerakan senjata.Berdasarkan hasil penelitian, maka dapat disimpulkan bahwa produk ARO-GUN dapat dioperasikan sebagai senjata mobile dengan memanfaatkan gestur tangan sebagai penentu arah pergerakan yang dapat dikendalikan sejauh 18 meter. Selain itu, ARO-GUN memiliki kecepatan sebesar 300 rpm dengan massa sebesar 4,30 Kg yang lebih ringan bila dibandingkan dengan massa senjata mobile yang telah diproduksi.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-20</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1493</dc:identifier>
	<dc:identifier>10.58466/injection.v3i1.1493</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 1 (2023); 1-11</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 1 (2023); 1-11</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1493/1043</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1494</identifier>
				<datestamp>2025-03-07T19:40:08Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">RANCANG BANGUN ALAT PENGERING KERUPUK RAMBAK IKAN LAUT DI KUBE SARI ENAK WOTGALEH SUKOHARJO</dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Suprapto, Suprapto</dc:creator>
	<dc:creator xml:lang="en">Wibowo, Budi</dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Suprapto, Suprapto</dc:creator>
	<dc:creator xml:lang="id">Wibowo, Budi</dc:creator>
	<dc:subject xml:lang="id">Alat Pengering</dc:subject>
	<dc:subject xml:lang="id">Kerupuk</dc:subject>
	<dc:subject xml:lang="id">Ikan laut</dc:subject>
	<dc:subject xml:lang="id">Higienis</dc:subject>
	<dc:subject xml:lang="en">Dryer</dc:subject>
	<dc:subject xml:lang="en">Crackers</dc:subject>
	<dc:subject xml:lang="en">Sea fish</dc:subject>
	<dc:subject xml:lang="en">Hygiene</dc:subject>
	<dc:description xml:lang="en">The Sukoharjo sub-district is one of the sub-districts in the city center, but the income of the population who are farm laborers reaches 1,485 people, and the others reach 1,883 people. In this village there are also 44 small industries engaged in the production of snacks. One of these small industries has formed a joint business group called KUBE &quot;Sari Enak&quot; which is currently still growing. This research was carried out by applying a dryer application aiming to provide an appropriate technology that is easy, cheap and efficient for the community. The method used in the application of this tool is the application of a rambak dryer and the provision of materials/theories regarding the technology of the rambak dryer. The results of community service activities in the form of this dryer application can save processing time in the process of drying sea fish crackers. In addition to keeping the marine fish crackers hygienic from the start of the production process to drying. So that with this tool cleanliness and hygiene are maintained.</dc:description>
	<dc:description xml:lang="id">Kelurahan Sukoharjo merupakan salah satu kelurahan di pusat kota, tetapi pencaharian penduduknya yang buruh tani mencapai 1.485 orang, dan lainya mencapai 1.883 orang. Di Kelurahan ini juga terdapat 44 buah industri kecil yang bergerak di bidang produksi makanan kecil. Salah satu industri kecil tersebut telah membentuk kelompok usaha bersama disebut KUBE ”Sari Enak” yang saat ini masih terus berkembang. Penelitian ini dilaksanakan dengan penerapan aplikasi alat pengering bertujuan untuk memberikan teknologi tepat guna yang mudah, murah dan efisien pada masyarakat. Metode yang digunakan dalam aplikasi alat ini adalah dengan penerapan alat pengering rambak dan pemberian alat materi/teori tentang teknologi alat pengering rambak. Aplikasi alat pengering ini adalah bisa menghemat waktu pengerjaan dalam proses penjemuran kerupuk ikan laut. Selain itu menjaga kerupuk rambak ikan laut tetap higienis dari awal proses produksi sampai penjemuran. Sehingga dengan alat ini kebersihan dan higienes tetap terjaga.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-20</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1494</dc:identifier>
	<dc:identifier>10.58466/injection.v3i1.1494</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 1 (2023); 28-32</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 1 (2023); 28-32</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1494/1046</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1495</identifier>
				<datestamp>2025-03-07T19:40:08Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">RANCANG BANGUN DAN PENGUJIAN MESIN PENYANGRAI KACANG TANAH KAPASITAS 10 KG/PROSES </dc:title>
	<dc:creator xml:lang="en">Simanjuntak, Melvin Emil</dc:creator>
	<dc:creator xml:lang="en">Sitorus, Melvin Bismark H</dc:creator>
	<dc:creator xml:lang="en">Pinem, Mhd. Daud</dc:creator>
	<dc:creator xml:lang="en">Sormin, Syariful Hikmah</dc:creator>
	<dc:creator xml:lang="en">Nabaho, Penteris Rumisar P</dc:creator>
	<dc:creator xml:lang="en">Lumbantoruan, Henry Hasian</dc:creator>
	<dc:creator xml:lang="id">Simanjuntak, Melvin Emil</dc:creator>
	<dc:creator xml:lang="id">Sitorus, Melvin Bismark H</dc:creator>
	<dc:creator xml:lang="id">Pinem, Mhd. Daud</dc:creator>
	<dc:creator xml:lang="id">Sormin, Syariful Hikmah</dc:creator>
	<dc:creator xml:lang="id">Nabaho, Penteris Rumisar P</dc:creator>
	<dc:creator xml:lang="id">Lumbantoruan, Henry Hasian</dc:creator>
	<dc:subject xml:lang="id">Rancang Bangun</dc:subject>
	<dc:subject xml:lang="id">Penyangrai</dc:subject>
	<dc:subject xml:lang="id">Kacang Tanah</dc:subject>
	<dc:subject xml:lang="id">Kapasitas</dc:subject>
	<dc:subject xml:lang="id">Analisa Ekonomi</dc:subject>
	<dc:subject xml:lang="en">Design</dc:subject>
	<dc:subject xml:lang="en">Roast</dc:subject>
	<dc:subject xml:lang="en">Ground nut</dc:subject>
	<dc:subject xml:lang="en">Capacity</dc:subject>
	<dc:subject xml:lang="en">Economic Analysis</dc:subject>
	<dc:description xml:lang="en">Currently, the process of roasting peanuts in the North Tapanuli Regency area is still done manually. This will result in fatigue for the operator. To improve this condition, a roasting machine is needed to facilitate the roasting process. The peanut roaster machine that was designed in this study has a roasting tube as the main component with an electric motor as the prime mover. In addition there is a shaft, gearbox stirrer and clutch. The results of this design obtained power of prime mover and tube rotation of 1/2 hp and 28 rpm. The machine use&amp;nbsp; a ceramic gas stove as heater. The experimental results show the machine can operate properly. The time needed to roast 10 kg of peanuts is 1 hour. BEP units obtained as much as 810 kg. The maintenance is carried out by cleaning and providing lubricant especially on the gearbox.</dc:description>
	<dc:description xml:lang="id">Saat ini, proses pemanggangan kacang tanah di daerah Kabupatane Tapanuli masih cukup banyak dilakukan secara manual.Hal ini akan mengakibatkan kelelahan bagi operator. Untuk memperbaiki kondisi ini dibutuhkan mesin penyangrai &amp;nbsp;yang dapat mempermudah proses penyangraian. Mesin penyangrai kacang tanah yang dirancang bangun pada penelitian ini memiliki komponen utama tabung penyangrai dengan motor listrik sebagai penggerak. Selain itu terdapat poros, pengaduk gearbox dan kopling. Hasil dari rancang bangun&amp;nbsp; ini diperoleh daya penggerak dan putaran tabung sebesar 1/2 hp dan 28 rpm. Mesin menggunakan pemanas berupa kompor gas keramik. Hasil percobaan menunjukkan mesin dapat beroperasi dengan baik. Waktu yang dibutuhkan untuk menyangrai 10 kg kacang tanah adalah 1 jam. BEP unit diperoleh sebanyak 810 kg. Perawatan mesin dilakukan dengan pembersihan dan pemberian pelumas terutama pada gearbox.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-20</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1495</dc:identifier>
	<dc:identifier>10.58466/injection.v3i1.1495</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 1 (2023); 21-27</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 1 (2023); 21-27</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1495/1045</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1497</identifier>
				<datestamp>2025-03-07T19:39:40Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">RANCANG BANGUN ALAT PELEPAS SEAL POWER STEERING PADA MOBIL TOYOTA HILUX</dc:title>
	<dc:creator xml:lang="id">epriyandi, epriyandi</dc:creator>
	<dc:subject xml:lang="id">Pembuatan</dc:subject>
	<dc:subject xml:lang="id">seal</dc:subject>
	<dc:subject xml:lang="id">power</dc:subject>
	<dc:subject xml:lang="id">steering</dc:subject>
	<dc:subject xml:lang="id">hilux</dc:subject>
	<dc:subject xml:lang="en">manufacturing</dc:subject>
	<dc:subject xml:lang="en">seal</dc:subject>
	<dc:subject xml:lang="en">power</dc:subject>
	<dc:subject xml:lang="en">steering</dc:subject>
	<dc:subject xml:lang="en">hilux</dc:subject>
	<dc:description xml:lang="en">In general, most workshops still use manual methods to remove the power steering seal, so the processing time for removing the power steering seal will take around 1 hour. So that the work of removing the power steering seal is faster and more precise so that it is more effective and efficient, a power steering seal removal tool is needed to make the job easier. Based on the problems above, it is deemed necessary to make tools to assist in removing the power steering seal on Toyota Hilux cars.
Making the power steering seal removal tool requires selecting the right materials, so that this tool is able to work optimally, and the operation is very simple so that everyone can use this tool. This tool is made using ST37 steel with a strength of 37 Kg/mm2. St37 iron is easy to get and the price is relatively cheap. This power steering seal removal tool consists of various components that support each other so that it can work properly. Some components of the power steering seal removal tool are threads, nuts and iron bars.
Based on the test results after the manufacturing process is carried out, using this seal removal tool only takes 2 minutes, whereas if removing the seal using the manual method it will take 1 hour. The seal has a high potential for damage if the seal is removed using a manual method. But if you use this seal removal tool, the seal will not be damaged.</dc:description>
	<dc:description xml:lang="id">Pada umumnya, sebagian besar bengkel-bengkel masih menggunakan metode manual untuk melepas seal power steering, sehingga waktu pengerjaan dalam melepas seal power steering tersebut akan memakan waktu&amp;nbsp;sekitar 1&amp;nbsp;jam. Agar pekerjaan dalam melepas seal power steering lebih cepat dan tepat sehingga lebih efektif dan efisien, maka diperlukan alat pelepas seal power steering untuk mempermudah dalam pekerjaan. Berdasarkan permasalahan di atas, dipandang perlu untuk dilakukan pembuatan alat bantu dalam &amp;nbsp;melepas seal power steering pada mobil toyota hilux.
Alat pelepas seal power steering dalam pembuatannya membutukan pemilihan bahan yang tepat, sehingga alat ini mampu bekerja secara optimal, serta pengoprasianya sangat sederhana agar semua orang dapat menggunakan alat ini. Pembuatan alat ini menggunakan jenis baja ST37 dengan kekuatan 37 Kg/mm2. Adapun besi St37 mudah didapat dan harganya lebih relatif murah. Alat pelepas seal power steering ini terdiri dari berbagai komponen yang saling mendukung agar dapat bekerja dengan baik. Beberapa komponen alat pelepas seal power steering adalah ulir, mur,dan besi batangan.
Berdasarkan hasil pengujian setelah dilakukan proses pembuatan, maka dengan menggunakan alat pelepas seal ini &amp;nbsp;waktu yang diperlukan hanya 2 menit, sedangkan jika melepas seal menggunakan metode manual akan memakan waktu 1 jam. Seal memiliki potensial tinggi akan rusak jika dalam melepas seal menggunakan metode secara manual. Tetapi jika menggunakan alat pelepas seal ini, seal tidak akan mengalami kerusakan.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-09-01</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1497</dc:identifier>
	<dc:identifier>10.58466/injection.v3i2.1497</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 2 (2023); 40-44</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 2 (2023); 40-44</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1497/1048</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1502</identifier>
				<datestamp>2025-03-07T19:39:40Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
	http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
	<dc:title xml:lang="id">PENGARUH VARIASI AIR SEBAGAI MEDIA PENDINGIN TERHADAP KEKERASAN HASIL PENGELASAN PADA BAJA ST- 37</dc:title>
	<dc:creator xml:lang="en">Putra, Bagoes Handika</dc:creator>
	<dc:creator xml:lang="en">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="en">Nurmayasari, Dewi</dc:creator>
	<dc:creator xml:lang="en">Helanianto, Helanianto</dc:creator>
	<dc:creator xml:lang="id">Putra, Bagoes Handika</dc:creator>
	<dc:creator xml:lang="id">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="id">Nurmayasari, Dewi</dc:creator>
	<dc:creator xml:lang="id">Helanianto, Helanianto</dc:creator>
	<dc:subject xml:lang="id">Baja ST-37</dc:subject>
	<dc:subject xml:lang="id">shielded metal ac welding (SMAW)</dc:subject>
	<dc:subject xml:lang="id">Hardness Rockwell  (HR)</dc:subject>
	<dc:subject xml:lang="id">air sumur</dc:subject>
	<dc:subject xml:lang="id">air laut</dc:subject>
	<dc:subject xml:lang="en">sea water</dc:subject>
	<dc:subject xml:lang="en">tap water</dc:subject>
	<dc:subject xml:lang="en">Steell ST 37</dc:subject>
	<dc:subject xml:lang="en">shielded metal ac welding (SMAW)</dc:subject>
	<dc:subject xml:lang="en">Hardness Rockwell  (HR)</dc:subject>
	<dc:description xml:lang="en">This research will provide testing of low carbon steel, namely ST-37 Steel, through a welding process using cooling media with variations in water on the hardness of the steel resulting from welding. The important point in this research is to be able to determine the effect of the cooling medium on the hardness of the welded steel in order to obtain maximum hardness and obtain good weld hardness. Welding is carried out using the shielded metal ac welding (SMAW) welding method, so testing is required on test objects resulting from shielded metal ac welding (SMAW). The research method that the researcher took was an experimental research method, namely research to determine the consequences of the treatment given to the thing being researched by carrying out Rockwell Hardness (HR) testing. From the tests, differences were found in each specimen using 4 different water samples. The 4 water samples used were sea water, salt water, water with a pH of 6.1, and water with a pH of 7.4. Variations in cooling media influence the test results, namely at 10 specimen points tested from 4 cooling media samples, it was found that the specimen with the highest level of hardness was the specimen using a water sample with a pH of 6.1, namely with an average value of 49.3 (HR), and the specimen with the lowest level of hardness was the specimen with the salt water sample, with an average value of 46.95 (HR).</dc:description>
	<dc:description xml:lang="id">Dalam penelitian ini akan memberikan pengujian terhadap baja karbon rendah yaitu Baja ST-37 melalui proses pengelasan menggunakan media pendingin dengan variasi air terhadap kekerasan baja hasil pengelasan. Poin penting dalam penelitian ini adalah agar dapat mengetahui&amp;nbsp; pengaruh media pendingin pada kekerasan baja hasil pengelasan agar mendapatkan kekerasan yang maksimal dan dapat memperoleh kekerasan hasil pengelasan yang baik. Pengelasan dilakukan dengan metode las shielded metal ac welding (SMAW), maka diperlukan pengujian terhadap benda uji hasil dari pengelasan las shielded metal ac welding (SMAW). Metode penelitian yang peneliti ambil adalah metode penelitian eksperiment yaitu penelitian untuk mengetahui akibat dari perlakuan yang diberikan terhadap suatu hal yang sedang diteliti dengan melakukan pengujian Hardness Rockwell &amp;nbsp;(HR). Dari pengujian ditemukan perbedaan dari setiap spesimen yang menggunakan 4 sampel air yang berbeda. 4 sampel air yang digunkan adalah air laut, air garam, air dengan pH 6.1, dan air dengan pH 7.4. Variasi media pendingin berpengaruh pada hasil pengujian yaitu pada 10 titik spesimen yang di uji dari 4 sampel media pendingin, ditemukan spesimen dengan tingkat kekerasan tertinggi adalah spesimen yang menggunakan sampel air dengan pH 6.1 yaitu dengan rata-rata nilai 49,3 (HR), dan spesimen dengan tingkat kekerasan terendah adalah spesimen dengan sampel air garam yaitu dengan rata-rata nilai 46,95 (HR).</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-09-13</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1502</dc:identifier>
	<dc:identifier>10.58466/injection.v3i2.1502</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 2 (2023); 45-51</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 2 (2023); 45-51</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1502/1051</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
			</metadata>
		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1572</identifier>
				<datestamp>2025-03-07T19:39:12Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="en">RANCANG BANGUN PERAHU TANPA AWAK TENAGA SURYA (PETATES) Auto Feeder </dc:title>
	<dc:title xml:lang="id">RANCANG BANGUN PERAHU TANPA AWAK TENAGA SURYA (PETATES) Auto Feeder </dc:title>
	<dc:creator xml:lang="en">Prihantoro, Topan</dc:creator>
	<dc:creator xml:lang="en">Asha, Muhammad Toasin</dc:creator>
	<dc:creator xml:lang="en">Pratama, Wahyu Wira</dc:creator>
	<dc:creator xml:lang="en">Daryono, Daryono</dc:creator>
	<dc:creator xml:lang="en">Setiawan, Agus</dc:creator>
	<dc:creator xml:lang="en">Sofiana, Evi</dc:creator>
	<dc:creator xml:lang="en">Ali, Muhammad</dc:creator>
	<dc:creator xml:lang="en">Riyanti, Rika</dc:creator>
	<dc:creator xml:lang="en">Reski, Indah Anjar</dc:creator>
	<dc:creator xml:lang="id">Prihantoro, Topan</dc:creator>
	<dc:creator xml:lang="id">Asha, Muhammad Toasin</dc:creator>
	<dc:creator xml:lang="id">Pratama, Wahyu Wira</dc:creator>
	<dc:creator xml:lang="id">Daryono, Daryono</dc:creator>
	<dc:creator xml:lang="id">Setiawan, Agus</dc:creator>
	<dc:creator xml:lang="id">Sofiana, Evi</dc:creator>
	<dc:creator xml:lang="id">Ali, Muhammad</dc:creator>
	<dc:creator xml:lang="id">Riyanti, Rika</dc:creator>
	<dc:creator xml:lang="id">Reski, Indah Anjar</dc:creator>
	<dc:subject xml:lang="id">Mesin Pemberi Pakan</dc:subject>
	<dc:subject xml:lang="id">Tenaga Surya</dc:subject>
	<dc:subject xml:lang="id">Perahu Tanpa Awak</dc:subject>
	<dc:subject xml:lang="id">Control System</dc:subject>
	<dc:subject xml:lang="id">Tambak</dc:subject>
	<dc:subject xml:lang="en">Feeding Machine</dc:subject>
	<dc:subject xml:lang="en">Solar Power</dc:subject>
	<dc:subject xml:lang="en">Unmanned Boat</dc:subject>
	<dc:subject xml:lang="en">Control System</dc:subject>
	<dc:subject xml:lang="en">Pond</dc:subject>
	<dc:description xml:lang="en">Feeding fish in pond-based aquaculture involves the hand distribution of food by individuals around the pond&#039;s perimeter. Farmers utilize boats to achieve extensive food delivery. Technological advancements have facilitated the creation of self-feeder or dement-feeder statistical techniques. This device functions autonomously to provide feed at regular intervals and has a predetermined coverage area at its designated position on the periphery of ponds. Due to its peripheral location, the technology deployment system has limited capacity to distribute feed across the entire pond area, making it less effective for use in big ponds. Hence, it is imperative to develop a solar-powered unmanned boat (Petates) equipped with an Auto Feeder system to regulate the feeding process in shrimp and fish farming. This study aims to develop a solar-powered unmanned boat design for fish and shrimp farming that can efficiently distribute feed across the pond. Additionally, the research aims to assess the impact of feeding machines on the conversion of feed by fish and shrimp. The research results show that the maximum floating weight of the boat is 48.7 kg using two solar-powered electromotor-driven buoys. The boat has a maximum speed acceleration of 2.4 m/s, achieved through a well-balanced and efficient bow acceleration. Experiments were conducted using two distinct feed types: type 781-2 with a diameter ranging from 2.3 to 3 mm, and type 781-3 with a diameter ranging from 3.2 to 4 mm. The throwing distance for the feed is between 8 and 10 meters, and between 7 and 8 meters. The feed spreading rate for each minute is 950 grams and 1,080 grams, with a feed capacity of 7 kilograms and 6 kilograms respectively.</dc:description>
	<dc:description xml:lang="id">Pemberian pakan pada budidaya ikan di tambak dilakukan secara manual dengan penebaran pakan oleh manusia di sekeliling tambak. Untuk menjangkau luas sebaran pakan para pembudidaya memanfaatkan perahu. Kemajuan teknologi kemudian mengarah pada pengembangan metode statis self feeder atau dement feeder. Perangkat ini secara otomatis mendistribusikan pakan secara berkala dan memiliki jangkauan tetap di lokasi penempatannya. Tujuan dari penelitian ini adalah untuk mendapatkan desain rancangan perahu tanpa awak dengan tenaga surya pada budidaya ikan dan Udang yang dapat menebarkan pakan secara merata di seluruh luasan tambak, serta menganalisa pengaruh mesin pemberi pakan terhadap konversi pakan ikan dan udang. Hasil penelitian menunjukkan bahwa bobot apung perahu maksimal 48,7 kg dengan menggunakan dua buah pelampung penggerak elektromotor tenaga surya. Akselerasi kecepatan maksimal perahu 2,4 m/s dengan akselerasi Haluan bagus dan seimbang. Pengujian dilakukan pada dua jenis pakan yang berbeda ukuran jenis 781-2 berukuran diameter 2,3-3 mm, dan jenis 781-3 berukuran diameter 3,2-4 mm. Jarak lontar pakan ukuran 8-10 m dan 7-8 m. Jumlah pakan yang dapat ditebarkan dalam satu menit adalah 950 gr dan 1.080 gr dan kapasitas tampung pakan pada masing-masing adalah 7 kg dan 6 kg.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-02-29</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1572</dc:identifier>
	<dc:identifier>10.58466/injection.v4i1.1572</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 4 No. 1 (2024); 1-7</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 4 No 1 (2024); 1-7</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v4i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1572/1105</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1671</identifier>
				<datestamp>2025-03-07T19:39:12Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
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	<dc:title xml:lang="en">ALAT PEMOTONG PLAT SISTEM GESER</dc:title>
	<dc:title xml:lang="id">ALAT PEMOTONG PLAT SISTEM GESER</dc:title>
	<dc:creator xml:lang="id">Ismael Marjuki</dc:creator>
	<dc:creator xml:lang="id">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="id">Rahmadi, Hairian</dc:creator>
	<dc:creator xml:lang="en">Polonia, Betti Ses Eka</dc:creator>
	<dc:creator xml:lang="en">Rahmadi, Hairian</dc:creator>
	<dc:subject xml:lang="id">Pembuatan</dc:subject>
	<dc:subject xml:lang="id">Pemotongan</dc:subject>
	<dc:subject xml:lang="id">Gerinda tangan</dc:subject>
	<dc:subject xml:lang="id">Mekanisme geser</dc:subject>
	<dc:subject xml:lang="en">Manufacture</dc:subject>
	<dc:subject xml:lang="en">Cutting</dc:subject>
	<dc:subject xml:lang="en">Grinding Machine</dc:subject>
	<dc:subject xml:lang="en">Sliding-system</dc:subject>
	<dc:description xml:lang="en">The process of cutting steel plates is often found in small and large industries. Cutting is also a process of separating and reducing one solid object into two or more that are directed, modifying, forming, and removing unnecessary parts using cutting tools. Some common problems when using a hand grinder are user safety from sparks and dust. In addition, physical injury factors due to misuse and broken discs or grinding wheels can also occur during operation. Based on this, the author designed a tool that can cut plates safely and neatly. This tool&#039;s advantage is that it is safer and more efficient because it uses a sliding system. A plate-cutting tool with a sliding system has dimensions of 126.5 cm frame length, 50 cm width, and 20 cm frame height. Process the plate-cutting tool frame using a hollow iron measuring 40x40 mm and a grinding machine with a speed of 12,000 rpm.</dc:description>
	<dc:description xml:lang="id">Proses pemotongan plat baja sering dijumpai dalam industri kecil maupun besar. Pemotongan sendiri merupakan sebuah proses memisahkan, mengurangi satu benda padat menjadi dua atau lebih yang terarah, memodifikasi, membentuk, dan menghilangkan bagian yang tidak diperlukan menggunakan alat potong. Beberapa permasalahan yang umum dihadapi saat menggunakan gerinda tangan adalah keselamatan pengguna dari percikan api dan debu. Selain itu, faktor cedera fisik akibat salah penggunaan, dan cakram atau mata gerinda pecah juga dapat terjadi saat pengoperasian. Berdasarkan hal tersebut, penulis merancang suatu alat yang dapat memotong plat dengan aman dan rapi. Adapun kelebihan alat ini adalah pada saat proses pemotongan plat menjadi lebih aman dan efisien karena menggunakan sistem geser. Alat pemotong plat dengan sistem geser memiliki dimensi panjang rangka 126,5 cm, lebar 50 cm, dan tinggi rangka 20 cm. Pembuatan rangka alat pemotong plat menggunakan besi hollow dengan ukuran 40x40 mm serta menggunakan mesin gerinda dengan kecepatan 12.000 rpm.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-05-02</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1671</dc:identifier>
	<dc:identifier>10.58466/injection.v4i1.1671</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 4 No. 1 (2024); 8-12</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 4 No 1 (2024); 8-12</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v4i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1671/1140</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1769</identifier>
				<datestamp>2025-03-15T20:40:12Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="en">EVALUATION OF K3 AND MAINTENANCE MANAGEMENT SYSTEM USING FAULT TREE ANALYSIS (FTA) METHOD</dc:title>
	<dc:title xml:lang="id">EVALUASI SISTEM MANAJEMEN K3 DAN MAINTENANCE  MENGGUNAKAN METODE FAULT TREE ANALYSIS (FTA)</dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Haryono, Sri </dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Haryono, Sri </dc:creator>
	<dc:subject xml:lang="id">Fault Tree Analysis, Keselamatan dan Kesehatan Kerja, Pemeliharaan Mesin</dc:subject>
	<dc:subject xml:lang="en">Fault Tree Analysis, Occupational Safety and Health, Machine Maintenance</dc:subject>
	<dc:description xml:lang="en">This study fokuces on three main problems that often occur in V-Bunkers Tanker PTE LTD, namely Main Engine Overhead, Auxiliary Engine Fuel Pump Failuer, and Clogged or dirty Lube Oil Filter. The aim is to provide an occupational safety and health (K3) management system and miimoze the risk of damage to the machine through the application of the Foult Tree Analysis (FA) method. Data were collected through interviews with maintenance operators and direct observation of the ship&#039;s operational process. The analysis results showed that Main Engine Overheat was caused by cooling system failure, fuel contamination, and lack of routine maintenance. Auxiliary Engine Fuel Pump Failure occurred due to poor fuel quality, unstable fuel pressure, and component wear. Meanwhile, Clogged or Dirty Lubricating Oil Filters were caused by the use of low-quality lubricants and lack of routine inspections. The impacts of these damages include decreased ship operational efficiency, increased risk of workplace accidents, and impaired crew safety. The application of FTA helps identify the root cause of the damage and provides recommended solutions, such as preventive maintenance, regular replacement of spare parts, and safety training for crew. </dc:description>
	<dc:description xml:lang="id">Penelitian ini berfokus pada tiga masalah utama yang sering terjadi di V-Bunkers Tanker PTE LTD, yaitu Main Engine Overheat, Auxiliary Engine Fuel Pump Failure, dan Lube Oil Filter tersumbat atau kotor. Tujuannya adalah mengevaluasi sistem manajemen keselamatan dan kesehatan kerja (K3) dan meminimalisir risiko kerusakan pada mesin melalui penerapan metode Fault Tree Analysis (FTA). Data dikumpulkan melalui wawancara dengan operator perawatan dan pengamatan langsung terhadap proses operasional kapal. Hasil analisis menunjukkan bahwa Main Engine Overheat disebabkan oleh kegagalan sistem pendingin, kontaminasi bahan bakar, dan kurangnya perawatan rutin. Kegagalan Pompa Bahan Bakar Mesin Bantu terjadi karena kualitas bahan bakar yang buruk, tekanan bahan bakar yang tidak stabil, dan keausan komponen. Sementara itu, Filter Oli Pelumas Tersumbat atau Kotor disebabkan oleh penggunaan pelumas berkualitas rendah dan kurangnya pemeriksaan rutin. Dampak dari kerusakan ini termasuk penurunan efisiensi operasional kapal, peningkatan risiko kecelakaan di tempat kerja, dan gangguan keselamatan awak kapal. Penerapan FTA membantu mengidentifikasi akar penyebab kerusakan dan memberikan solusi yang direkomendasikan, seperti pemeliharaan preventif, penggantian suku cadang secara teratur, dan pelatihan keselamatan untuk awak kapal.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-08-01</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1769</dc:identifier>
	<dc:identifier>10.58466/injection.v3i2.1769</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 2 (2023); 58-63</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 2 (2023); 58-63</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1769/1215</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
</oai_dc:dc>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1774</identifier>
				<datestamp>2025-03-15T20:40:12Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="en">OPTIMIZATION OF ENGINE SERVICE TIME SYSTEM AND P2H ON OHT CAT 777 HEAVY EQUIPMENT AT PT. SITUS SAPTAINDRA SEJATI ADMO SOUTH KALIMANTAN</dc:title>
	<dc:title xml:lang="id">OPTIMALISASI SISTEM WAKTU SERVICE ENGINE DAN P2H PADA ALAT BERAT OHT CAT 777 DI PT. SAPTAINDRA SEJATI SITE ADMO KALIMANTAN SELATAN </dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Muklis Nurcholic, Agung </dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Muklis Nurcholic, Agung </dc:creator>
	<dc:subject xml:lang="id">Optimalisasi</dc:subject>
	<dc:subject xml:lang="id">PERT</dc:subject>
	<dc:subject xml:lang="id">CPM</dc:subject>
	<dc:subject xml:lang="id">Jalur Kritis</dc:subject>
	<dc:subject xml:lang="en">Optimization</dc:subject>
	<dc:subject xml:lang="en">PERT</dc:subject>
	<dc:subject xml:lang="en">CPM</dc:subject>
	<dc:subject xml:lang="en">critical Path</dc:subject>
	<dc:description xml:lang="en">PT. Saptaindra Sejati is a coal contractor that has a fleet of heavy equipment Dump trucks OHT Cat 777, used to transport coal mining materials from the mining location to the precessing location. In order to support operasional activities, a good fleet of heavy equipmeny id needed equipment id needed so that the coal production target is achieved properly, a maintenance process is needed, because the condition of tne Dump Truck OHT Cat 777 still often experiences damage. With the aim of optimizing the engine service time system and P2H on the OHT Cat 777 heavy equipment. The methods used are PERT and CPM. The results of the analysis with the PERT method are 173,3 minutes, while using the CPM method 170 minutes with the critical path A-B-C-D-E-F-G-H-I-K-L-M-N-O-P-Q-R. In the p2H activity, the engine area uses the PERT method 72,99 minutes while with the CPM method 72 minutes. The critical path generated from both methods has similarities, namely A-H-I-K-G-J-L. The CPM method is faster in terms of work duration and better in its application. The influencing factor is the sequence of work that is adjusted to the network planning so that workers and companies can know which activities need to be prioritized so that there are no delays in completing service engine and P2H activities</dc:description>
	<dc:description xml:lang="id">Saptaindra Sejati merupakan kontraktor batu bara yang memiliki armada alat berat Dump truck OHT Cat 777, digunakan untuk mengangkut material tambang batu bara dari lokasi tambang menuju lokasi pengolahan. Guna menunjang kegiatan operasional dibutuhkan armada alat berat yang baik sehingga target produksi batu bara tercapai dengan baik maka diperlukan proses maintenance, dikarenakan kondisi Dump truck OHT Cat 777 masih sering mengalami kerusakan. Dengan tujuan untuk mengoptimalkan sistem waktu service engine dan P2H pada alat berat OHT Cat 777. Metode yang digunakan adalah PERT dan CPM. Hasil analisis dengan metode PERT adalah 173.3 menit, sedangkan menggunakan metode CPM 170 menit dengan jalur kritisnya A- B- C- D- E- F- G- I- K- L- M- N- O- P- Q- R. Pada kegiatan P2H area engine menggunakan metode PERT 72.99 menit sedangkan dengan metode CPM 72 menit. Jalur kritis yang dihasilkan dari kedua metode memiliki kesamaan yaitu A- H- I- K- G- J- L. Metode CPM lebih cepat durasi pengerjaanya dan lebih baik dalam penerapannya. Faktor yang berpengaruh adalah runtutan pekerjaan yang disesuaikan dengan network planning sehingga pekerja dan perusahaan dapat mengetahui kegiatan mana saja yang perlu diprioritaskan pengerjaanya supaya tidak mengalami keterlambatan dalam penyelesaian aktivitas service engine dan P2H.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-08-31</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1774</dc:identifier>
	<dc:identifier>10.58466/injection.v3i2.1774</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 2 (2023); 52-57</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 2 (2023); 52-57</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1774/1214</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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		</record>
		<record>
			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1776</identifier>
				<datestamp>2025-03-15T20:40:12Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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	<dc:title xml:lang="en">MAINTENANCE ACTIVITY PLANNING FOR FUEL SYSTEM COMPONENTS ON KT-1B AIRCRAFT USING  RELIABILITY METHODS</dc:title>
	<dc:title xml:lang="id">MAINTENANCE ACTIVITY PLANNING FOR FUEL SYSTEM COMPONENTS ON KT-1B AIRCRAFT USING  RELIABILITY METHODS</dc:title>
	<dc:creator xml:lang="en">Adiksa, Ekklesia Christian </dc:creator>
	<dc:creator xml:lang="en">Setiawan, Ferry </dc:creator>
	<dc:creator xml:lang="en">Wicaksono, Dhimas </dc:creator>
	<dc:creator xml:lang="en">Anhar, Muh</dc:creator>
	<dc:creator xml:lang="id">Adiksa, Ekklesia Christian </dc:creator>
	<dc:creator xml:lang="id">Setiawan, Ferry </dc:creator>
	<dc:creator xml:lang="id">Wicaksono, Dhimas </dc:creator>
	<dc:creator xml:lang="id">Anhar, Muh</dc:creator>
	<dc:subject xml:lang="id">Periode Kritis, FMEA, FTA, Sistem Bahan Bakar, Distribusi Weibull, Siklus Hidup</dc:subject>
	<dc:subject xml:lang="en">Critical Period, FMEA, FTA, Fuel System, Weibull Distribution, life cycle</dc:subject>
	<dc:description xml:lang="en">This research aims to prevent unscheduled maintenance by determining the optimal maintenance time to plan preventive maintenance on the fuel system of the KT-1B aircraft. Fuel System components include Engine Driven Pump, Fuel Control Unit. The methods used are Fault Tree Analysis (FTA), Failure Mode and Effect Analysis (FMEA), and Weibull Distribution. This method is to determine the factors causing failure, calculate the failure rate, and system reliability. Factors causing fuel system failure are influenced by age, damaged seals, vibration. The level of reliability of the Fuel System decreases with the length of use. Where the system will experience a critical period when it reaches operational time, namely engine driven pump = 1010 hours with a reliability value of 70%, fuel control unit = 1637 hours with a reliability value of 70.1%. After knowing the critical mass limit of the components, Preventive Maintenance planning will be carried out on the parts and components that cause failure, namely by cleaning the engine driven pump components and the fuel control unit by periodically checking the parts on the KT-1B aircraft.</dc:description>
	<dc:description xml:lang="id">Penelitian ini bertujuan untuk mencegah terjadinya unschedule maintenance dengan menentukan waktu perawatan yang optimal untuk melakukan perencanaan preventive maintenance pada fuel system pesawat KT-1B. Komponen-komponen Fuel System yaitu meliputi Engine Driven Pump, Fuel Control Unit. Metode yang digunakan adalah Fault Tree Analysis (FTA), Failure Mode and Effect Analysis (FMEA), dan Distribusi Weibull. Metode ini untuk mengetahui faktor penyebab kegagalan, menghitung laju kegagalan, dan keandalan sistem. Faktor penyebab kegagalan fuel system dipengaruhi oleh usia, seal rusak, getaran. Tingkat keandalan Fuel System mengalami penurunan seiring lamanya pemakaian. Dimana system akan mengalami masa kritis ketika mencapai waktu operasional yaitu engine driven pump = 1010 jam dengan nilai reliability 70%, fuel control unit = 1637 jam dengan nilai reliability 70,1%. Setelah mengetahui batas masa kritis komponen, maka akan dilakukan perencanaan Preventive Maintenance terhadap part dan komponen penyebab kegagalan yaitu dengan melakukan cleaning pada komponen engine driven pump, fuel control unit dengan periksa secara berkala part pada Pesawat KT-1B..</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2023-08-01</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
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	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1776</dc:identifier>
	<dc:identifier>10.58466/injection.v3i2.1776</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 3 No. 2 (2023); 64-70</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 3 No 2 (2023); 64-70</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v3i2</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1776/1216</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2023 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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				<identifier>oai:ojs.pkp.sfu.ca:article/1777</identifier>
				<datestamp>2025-03-17T00:40:57Z</datestamp>
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<oai_dc:dc
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	<dc:title xml:lang="en">ANALISIS EFISIENSI THERMAL TERHADAP ENGINE TURBOFAN PESAWAT BOEING 737-500</dc:title>
	<dc:title xml:lang="id">ANALISIS EFISIENSI THERMAL TERHADAP ENGINE TURBOFAN PESAWAT BOEING 737-500</dc:title>
	<dc:creator xml:lang="en">Sofyan, Edi</dc:creator>
	<dc:creator xml:lang="en">Alexandro Grandy, Yoseph </dc:creator>
	<dc:creator xml:lang="en">Setiawan, Ferry</dc:creator>
	<dc:creator xml:lang="en">Anhar, Muh</dc:creator>
	<dc:creator xml:lang="id">Sofyan, Edi</dc:creator>
	<dc:creator xml:lang="id">Alexandro Grandy, Yoseph </dc:creator>
	<dc:creator xml:lang="id">Setiawan, Ferry </dc:creator>
	<dc:creator xml:lang="id">Anhar, Muh</dc:creator>
	<dc:subject xml:lang="id">Efisiensi Thermal, Mesin Turbofan, Boeing 737-500</dc:subject>
	<dc:subject xml:lang="en">Thermal Eficiency, Turbofan Engine, Boeing 737-50</dc:subject>
	<dc:description xml:lang="en">Thermal efficiency is a dimensionless measure that shows the incoming heat is the energy obtained from the energy source. The cooled output may be either heat or work, or it may be both. The CFM56-3 engine is a turbofan jet engine with large bypass capacity, dual rotor used with advanced axial flow technology designed for use on BOEING737 aircraft and all its variants. The purpose of this study is to determine the thermal efficiency of a turbofan engine, the causes of decreased performance of a turbofan engine and efforts to overcome it. This research is a qualitative and quantitative research using primary data and secondary data. Data collection techniques used are field studies, literature studies, as well as discussion and problem analysis. The field study in this research is to make direct observations of the processes that occur in the field. The results of this study can be concluded that the thermal efficiency of the Boeing 737-500 aircraft occurs the higher the difference between the incoming energy and outgoing energy through the compressor is 49.11% and the turbine is 64.01% the system produces the ideal thermal efficiency value of the Brayton cycle of 70 ,51% produced will be higher while the actual thermal efficiency of the Brayton cycle of 44.0% has decreased compared to the ideal thermal efficiency. The comparison of the ideal thermal efficiency of the Brayton cycle and the actual thermal efficiency of the Brayton cycle is 26.51%, meaning that efficiency can still be increased by as much as possible returning the component dimensions to their proper condition. The cause of the decreased performance of the turbofan engine is a change in dimensions due to frictional materials; wear and tear caused by continuous operation; as well as incorrect operating steps on the turbine engine and efforts to overcome them are periodic inspections of each turbofan engine components and using accurate measuring instruments</dc:description>
	<dc:description xml:lang="id">Efisiensi thermal merupakan ukuran tanpa dimensi yang menunjukan panas yang masuk adalah energi yang didapatkan dari sumber energi. Output yang didinginkan dapat berupa panas atau kerja, atau mungkin keduanya. Engine CFM56-3 merupakan mesin jet turbofan dengan kapasitas bypass yang besar, dual rotor yang digunakan dengan teknologi advance aksial flow yang dirancang untuk digunakan pada pesawat terbang jenis BOEING737 dan semua variannya. Tujuan dari penelitian ini adalah untuk mengetahui efisiensi termal engine turbofan, penyebab menurunnya performa sebuah engine turbofan dan upaya penanggulangannya. Penelitian ini merupakan penelitian kualitatif dan kuantitatif dengan menggunakan data primer dan data sekunder. Teknik pengumpulan data yang digunakan adalah studi lapangan, studi literatur, serta diskusi dan analisis permasalahan. Hasil penelitian ini dapat disimpulkan bahwa efisiensi thermal pada pesawat Boeing 737-500 terjadi semakin tinggi selisih antara energi masuk dan energi keluar yang melalui kompresor sebesar 49,11% dan turbin sebesar 64,01% dihasilkan sistem maka nilai efisiensi thermal ideal siklus brayton sebesar 70,51% yang dihasilkan akan semakin tinggi, sedangkan efisinsi thermal aktual siklus brayton sebesar 44,0% mengalami penurunan dila dibandingkan dengan efisiensi thermal ideal. Perbandingan efisiensi thermal ideal siklus brayton dan efisiensi thermal aktual siklus brayton sebesar 26,51 %, artinya efisiensi masih dapat ditingkatkan dengan semaksimal mungkin mengembalikan dimensi komponen pada kondisi seharusnya. Penyebab terjadi menurunnya performa engine turbofan adalah perubahan dimensi akibat material yang bergesekan; keausan dan ketuaan yang disebabkan karena pengoperasian yang terus menerus; serta langkah pengoperasian yang salah pada turbine engine dan upaya penanggulangannya adalah pemeriksaan secara berkala pada setiap komponen-komponen turbofan engine dan menggunakan alat ukur yang akurat.</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-02-29</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1777</dc:identifier>
	<dc:identifier>10.58466/injection.v4i1.1777</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 4 No. 1 (2024); 13-22</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 4 No 1 (2024); 13-22</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v4i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1777/1217</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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			<header>
				<identifier>oai:ojs.pkp.sfu.ca:article/1779</identifier>
				<datestamp>2025-03-31T16:30:34Z</datestamp>
				<setSpec>injection:ART</setSpec>
				<setSpec>driver</setSpec>
			</header>
			<metadata>
<oai_dc:dc
	xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
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	<dc:title xml:lang="en">MENTAL WORKLOAD ANALYSIS ON ADARO SERVICE SITE ADMO STAFF OFFICERS USING THE NASA-TLX METHOD</dc:title>
	<dc:title xml:lang="id">ANALISIS BEBAN KERJA MENTAL PADA STAFF OFFICER  ADARO SERVICE SITE ADMO MENGGUNAKAN METODE NASA-TLX</dc:title>
	<dc:creator xml:lang="en">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="en">Wahyu Purnomo, Andi </dc:creator>
	<dc:creator xml:lang="id">Darsini, Darsini</dc:creator>
	<dc:creator xml:lang="id">Wahyu Purnomo, Andi </dc:creator>
	<dc:subject xml:lang="id">Beban kerja mental, Staff Officer, NASA-TLX</dc:subject>
	<dc:subject xml:lang="en">: Beban kerja mental, Staff Officer, NASA-TLX</dc:subject>
	<dc:subject xml:lang="en">Beban kerja mental, Staff Officer, NASA-TLX</dc:subject>
	<dc:description xml:lang="en">Human Resources (HR) is a workforce, employees, who work in a company. Human resources in a company are one of the important aspects to increase the effectiveness and efficiency of a company. Staff Officer is one part of the company that has an important role in carrying out production activities. Adaro Service Company in the department plant has a Key Performent Indicator PA target of 92%, this target triggers increased fatigue for staff officers, and creates an effect of excessive mental workload, thus reducing productivity figures. This study aims to analyze the mental workload on staff officers, and find out what factors cause the mental workload of staff officers. The method used in this study is the NASA-TLX method. The results of this study indicate that the level of mental workload indicators for staff officers is in the high category. The highest indicator is the Frustration Level (TF) score of 24%, and factors that cause high mental workload are influenced by human factors and method factors</dc:description>
	<dc:description xml:lang="id">Sumber Daya Manusia (SDM) merupakan tenaga kerja, karyawan, yang bekerja pada sebuah perusahaan. Sumber daya manuisa dalam sebuah perusahaan menjadi salah satu aspek penting untuk meningkatkan efektivitas dan efisien sebuah perusahaan. Staff Officer merupakan salah satu bagian dalam perusahaan yang memiliki peranan penting untuk menjalannya kegiatan produksi. Perusahaan Adaro Service di department plant memiliki target Key Performent Indicator PA sebanyak 92%, target ini yang memicu meningkatnya kelelahan pada staff officer, dan menimbulkan efek beban kerja mental yang berlebih, sehingga menurunkan angka produktifitas. Penelitian ini berjutuan untuk&amp;nbsp; menganalisis beban kerja mental pada staff officer, dan mengetahui faktor apa yang menyebabkan beban kerja mental staff officer. Metode yang digunakan dalam penelitian ini yaitu metode NASA-TLX. Hasil penelitian ini menunjukkan tingkat indikator beban kerja mental staff officer masuk kategori tinggi. Indikator yang tertinggi adalah Tingkat Frustasi (TF) skor 24%, dan faktor yang menyebabkan beban kerja mental tinggi dipengaruhi oleh faktor manusia dan faktor metode</dc:description>
	<dc:publisher xml:lang="id">Pengelola Jurnal Politeknik Negeri Ketapang</dc:publisher>
	<dc:date>2024-02-29</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
	<dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://jurnal.politap.ac.id/index.php/injection/article/view/1779</dc:identifier>
	<dc:identifier>10.58466/injection.v4i1.1779</dc:identifier>
	<dc:source xml:lang="en">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol. 4 No. 1 (2024); 23-29</dc:source>
	<dc:source xml:lang="id">Injection: Indonesian Journal of Vocational Mechanical Engineering; Vol 4 No 1 (2024); 23-29</dc:source>
	<dc:source>2775-4995</dc:source>
	<dc:source>2964-8637</dc:source>
	<dc:source>10.58466/injection.v4i1</dc:source>
	<dc:language>ind</dc:language>
	<dc:relation>https://jurnal.politap.ac.id/index.php/injection/article/view/1779/1221</dc:relation>
	<dc:rights xml:lang="id">Hak Cipta (c) 2024 Injection: Indonesian Journal of Vocational Mechanical Engineering</dc:rights>
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