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All Journal Jurnal Ilmiah Poli Rekayasa Jurnal Inovasi Teknologi Pendidikan VANOS Journal of Mechanical Engineering Education JOIV : International Journal on Informatics Visualization INVOTEK: Jurnal Inovasi Vokasional dan Teknologi Jurnal Ilmiah Pendidikan dan Pembelajaran Ensiklopedia of Journal Edumaspul: Jurnal Pendidikan Jurnal EDUCATIO: Jurnal Pendidikan Indonesia Jurnal Mekanova : Mekanikal, Inovasi dan Teknologi MOTIVECTION : Journal of Mechanical, Electrical and Industrial Engineering PAKAR Pendidikan Suluah Bendang: Jurnal Ilmiah Pengabdian Kepada Masyarakat Target : Jurnal Manajemen Bisnis Community Empowerment JPTE: Jurnal Pendidikan Teknik Elektro MSI Transaction on Education AEEJ : Journal of Automotive Engineering and Vocational Education Indonesian Journal Of Educational Research and Review Ranah Research : Journal of Multidisciplinary Research and Development JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia J-CoSE: Journal of Community Service & Empowerment

Nuzul Hidayat, Nuzul

Departemen Teknik Otomotif, Fakultas Teknik Universitas Negeri Padang

Author-ID : 2567592

Aerospace Engineering Arts Humanities Automotive Engineering Chemical Engineering, Chemistry & Bioengineering Civil Engineering, Building, Construction & Architecture Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Education Electrical & Electronics Engineering Energy Engineering Industrial & Manufacturing Engineering Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Library & Information Science Mathematics Mechanical Engineering Public Health Social Sciences Transportation Other

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Safety riding training for youth oil palm transporter in Persiapan Ranah Melintang village, West Pasaman district M. Yasep Setiawan; Nuzul Hidayat; Ahmad Arif; Wawan Purwanto; Martias Martias; Dwi Sudarno Putra
Community Empowerment Vol 8 No 4 (2023)
Publisher : Universitas Muhammadiyah Magelang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ce.8321

Of 120 work accidents and work-related body injury reports, 75% occurred in young transporters. These are caused by young oil palm transporters' lack of understanding and ability to drive safely, especially in oil palm plantation sites with uneven road characteristics, and the vehicle specifications need to be safer to drive. This community service aims to provide knowledge and skills to the people of Persipan Ranah Melintang village, especially young oil palm transporters, regarding driving safety so that it can reduce the number of accidents in this area. The method used in the safety riding training activities uses the lecture method, question and answer, discussion, video demonstrations, and sound and proper practice of riding a motorbike following safety riding rules. The results of this activity showed the participants' enthusiasm for participating in the training, especially when practicing riding motorbikes. In addition, there was an increase in participants' awareness and understanding of the importance of safety riding when driving.

Pengaruh Pencampuran Bahan Bakar Pertalite Dengan Zat Aditif Minyak Serai Wangi Terhadap Konsumsi Bahan Bakar dan Emisi Gas Buang M Nasir; Lasyatta Syaifullah; Rifdarmon Rifdarmon; Nuzul Hidayat; Balisranislam Balisranislam
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 1 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Penelitian ini membahas tentang pencampuran zat aditif minyak serai wangi sebagai campuran bahan bakar minyak. Cukup banyak pengguna kendaraan bermotor khususnya sepeda motor tidak mengetahui bahan bakar apa yang dipakai seperti pada sepeda motor Honda Beat Street dengan rasio kompresi mesin 10 : 1 yang sebaiknya memakai bahan bakar jenis pertamax dengan angka oktan 92 namun lebih banyak memilih untuk memakai bahan bakar jenis pertalite dengan angka oktan 90 dengan alasan lebih ekonomis padahal dampaknya sangat sensitif terhadap pengotoran ruang bakar dan bisa mengakibatkan kandungan emisi gas buang dari gas sisa pembakaran menjadi tinggi. Dari hasil penelitian yang telah dilakukan pada sepeda motor Honda Beat Street didapatkan bahwa dengan pencampuran zat aditif minyak serai wangi dapat mengurangi tingkat emisi gas buang dan bisa menghemat pemakaian bahan bakar. This study discusses the mixing of citronella oil additives as a mixture of fuel oil. Quite a lot of motorized vehicle users, especially motorcycle do not know what fuel to use, such as the Honda Beat Street motorcycle with an engine compression ratio of 10 : 1 which should use pertamax type fuel with an octane number of 92 prefer to use gasoline pertalite type fuel with an octane number of 90 for reasons of more economical, even though the impact is very sensitive to combustion chamber contamination and can result in a high contents of exhaust emissions from the remaining combustipn chamber. From the results of research conducted on Honda Beat Street motorcycle, it wa found that by mixing citronella oil additivies it can reduce exhaust emission levels and save fuel consumption.

Analisis Coeffisient of Performance (COP) Trainer Sistem Pengkondisian Udara pada Putaran 2970 rpm Gusroby Solka; Nuzul Hidayat; Andrizal Andrizal; Remon Lapisa
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 1 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Penelitian ini membahas tentang coeffisient of performance atau COP pada trainer pengkondisian udara yang mengunakan motor listrik sebagai pengerak utama dari trainer ini yang mengantikan mesin konvesional yang umumnya dipakai pada sistem pengkondisian udara. Coeffisient of performance atau COP adalah salah satu indikator yang menentukan kerja dari sistem itu sendiri. Jenis penelitian yang digunakan adalah metode eksperimen dimana besarnya nilai Coeffisient of performance (COP) dilihat. Dari trainer pada putaran 2970 RPM. Setelah mendapatkan data pada trainer maka dilakukan perhitungan untuk mencari besarnya nilai kerja kompresor, nilai kalor yang dilepas kondensor, nilai kalor yang diserap evaporator, nilai COP aktual, nilai COP ideal, nilai efisiensi dan nilai laju aliran massa pada trainer, dengan nilai COP terendah yaitu sebesar 2,17 dan terbesar yaitu 2,24. This study discusses the coefficient of performance or COP in air conditioning trainers that use electric motors as the prime mover of this trainer replacing conventional engines which are generally used in air conditioning systems. The coefficient of performance or COP is one of the indicators that determines the work of the system itself. The type of research used is an experimental method which looks at the Coefficient of performance (COP) value of the trainer with a rotation of 2970 RPM. After obtaining the data from the trainer, calculations are performed to find the working value of the compressor, the calorific value released by the condenser, the calorific value absorbed by the evaporator, the actual COP value, the ideal COP value, the efficiency value and the mass flow rate value at the trainer, with the highest COP value, namely of 2.17 and the largest of 2.24.

Optimasi Hasil Uji Emisi Gas Buang Sepeda Motor dengan Penambahan Carbon Cleaner Syafmi Arifan Ma'ruf; Milana Milana; Martias Martias; Nuzul Hidayat
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 2 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Emisi gas buang pada sepeda motor menjadi isu yang masih terus untuk dicarikan solusinya. Penelitian ini dilakukan untuk mengetahui optimasi hasil uji emisi gas buang pada sepeda motor konvensional Yamaha Vega ZR dengan penambahan carbon cleaner pada bahan bakar pertalite RON 90. Metode penelitian eksperimen dilakukan secara langsung pada objek penelitian. Didapatkan peluruhan kerak karbon terbesar terjadi pada campuran 15 ml carbon cleaner merk STP pada putaran 2800 rpm yang ditandai dengan peningkatan kandungan emisi gas buang HC sebesar 146,7 ppm. Sedangkan untuk carbon cleaner merk Yamalube peluruhan deposit carbon terbesar terjadi pada campuran 25 ml pada putaran 2800 rpm dengan peningkatan sebesar 89,3 ppm. Exhaust emissions on motorbikes are an issue that is still being searched for a solution. This research was conducted to determine the optimization of exhaust emission test results on conventional Yamaha Vega ZR motorbikes with the addition of carbon cleaner to pertalite RON 90 fuel. The experimental research method was carried out directly on the research object. It was found that the greatest carbon scale decay occurred in a mixture of 15 ml of STP brand carbon cleaner at 2800 rpm which was marked by an increase in the content of HC exhaust emissions of 146.7 ppm. Whereas for the Yamalube brand carbon cleaner, the biggest decay of carbon deposits occurred in the 25 ml mixture at 2800 rpm with an increase of 89.3 ppm.Â

Hubungan Kecukupan Peralatan Praktik Terhadap Motivasi Belajar Siswa Pada Mata Pelajaran Pemeliharaan Kelistrikan Sepeda Motor Kelas XI TBSM SMK Negeri 1 Sumatera Barat Alfiza Candra; Hendra Dani Saputra; M Nasir; Nuzul Hidayat
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 2 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Kecukupan peralatan praktek dapat mengakibatkan rendahnya motivasi belajar siswa. Tujuan dari penelitian ini untuk mengetahui hubungan kecukupan peralatan praktik terhadap motivasi belajar siswa pada mata pelajaran pemeliharaan kelistrikan sepeda motor kelas XI TBSM SMK Negeri 1 Sumatera Barat. Metode deskriptif jenis korelasional dipilih dalam penelitian ini. Hasil penelitian menunjukkan hubungan yang positif antara kecukupan peralatan praktik dengan motivasi belajar siswa. Hal ini tercermin dalam koefisien korelasi (rhitung) lebih besar dari rtabel product moment (0.628) > r tabel 0.374) dan juga untuk keberartian koefisien korelasi didapatkan nilai thitung (3.879) > t tabel (1.701). Dengan demikian dapat disimpulkan bahwa terdapat hubungan yang signifikan antara kecukupan peralatan praktek denganÂ motivasi belajar siswa mata pelajaran pemeliharaan kelistrikan sepeda motor siswa kelas XI TBSMÂ SMK Negeri 1 Sumatera Barat. The adequacy of practice equipment can result in low student learning motivation. The purpose of this research is to determine the relationship between the adequacy of practice equipment and student learning motivation in the subject of motorcycle electrical maintenance in the 11th grade of TBSM SMK Negeri 1 Sumatera Barat. A descriptive correlational method was chosen for this study. The research results indicate a positive relationship between the adequacy of practice equipment and student learning motivation. This is reflected in the correlation coefficient (r-value), which is greater than the product moment's r-table value (0.628 > 0.374), and the significance of the correlation coefficient is supported by the t-value (3.879 > 1.701). Therefore, it can be concluded that there is a significant relationship between the adequacy of practice equipment and student learning motivation in the subject of motorcycle electrical maintenance for 11th-grade students at TBSM SMK Negeri 1 Sumatera Barat.Â

Analisis Minat Siswa Melanjutkan Studi di Perguruan Tinggi Dalam Hubungannya dengan Motivasi Belajar dan Pendapatan Orang Tua Adytio Fran Noveli; Hasan Maksum; M. Nasir; Nuzul Hidayat
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 2 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Tujuan dari penelitian ini adalah untuk mengetahui bagaimana pendapatan orang tua dan motivasi belajar mempengaruhi keinginan siswa SMK N 1 Padang untuk melanjutkan studi ke perguruan tinggi. Penelitian ini bersifat deskriptif asosiatif. Minat, motivasi belajar, dan pendapatan orang tua merupakan variable penelitian. Kuesioner digunakan untuk mendapatkan data. Metode dalam penelitian ini adalah adalah penelitian kuantitatif jenis ex-post facto, dimana penelitian ini dilakukan setelah suatu peristiwa atau kejadian terjadi. Teknik untuk melakukan analisis data yaitu regresi berganda. Temuan penelitian menunjukkan, bahwa ada hubungan positif yang signifikan antara motivasi belajar dan minat siswa, hubungan negatif yang signifikan antara pendapatan orang tua dan minat siswa pada minat S1, dan hubungan positif yang signifikan antara motivasi belajar dan pendapatan orang tua dengan memperhatikan minat mahasiswa S1. Koefisien determinasi R2 sebesar 0,688. Dengan kata lain, 68,8% variabel dependen minat siswa untuk mengikuti studi S1 memiliki hubungan dengan variabel independen yaitu motivasi belajar dan kekayaan orang tua. This study aimed to determine the relationship between parental income, learning motivation, and the willingness of SMK N 1 Padang pupils to continue their education at postsecondary institutions. This research is descriptive associative in nature. Parental income, interest, and learning motivation are research factors. Data collection is done via questionnaires. This study employs an ex-post facto quantitative research methodology, which indicates that it is conducted after an event has occurred. Multiple regression is a technique for analysing data. The study reveals a significant positive relationship between learning motivation and student interest, a significant negative relationship between students' interest in S1 interests and their parents' income, and a significant positive relationship between learning motivation and parents' income in terms of S1 student interests. R square (R2) has a coefficient of determination of 0.688. In other words, learning motivation and parental income are independent variables that influence 68.8 % of the dependent variable, students' desire to pursue undergraduate studies.

Rancang Bangun Tempat Pengecatan Body dan Part Sepeda Motor Mishbahul Badri; Donny Fernandez; Nuzul Hidayat; Andrizal Andrizal
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 4 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtpvi.v1i4.49

Banyak usaha pengecatan yang masih melakukan pekerjaannya di luar ruangan sehingga hasil pengecatan menjadi kurang ideal karena melekatnya debu dan partikel lain pada cat. Selain itu, ada kelemahan untuk mengecat di luar, termasuk udara yang tidak terkendali, suhu yang berubah-ubah, debu-debu yang beterbangan, periode pengecatan yang tidak menentu, dan masalah kesehatan dan keselamatan kerja. Tujuan dari penelitian ini adalah untuk membuat tempat pengecatan yang dapat meminimalisir polusi saat pengecatan dan untuk mengurangi debu yang dihasilkan saat pengecatan body dan part sepeda motor. Penelitian dilakukan dengan metode R&D. Hasil penelitian menunjukkan bahwa tempat pengecatan yang dilengkapi dengan filter udara dan air dapat membantu mengurangi debu pengecatan. Untuk setiap 100 gram cat yang digunakan, filter udara dapat menangkap 6,5 gram partikel cat. Â Â Many painting businesses still carry out their work outdoors, resulting in less-than-ideal painting outcomes due to dust and other particles adhering to the paint. Additionally, there are drawbacks to painting outdoors, including uncontrolled air conditions, fluctuating temperatures, airborne dust, uncertain painting schedules, and health and safety issues. The aim of this research is to create a painting facility that can minimize pollution during painting and reduce the dust produced when painting motorcycle bodies and parts. The research was conducted using the R&D method. The results of the study show that a painting facility equipped with air and water filters can help reduce painting dust. For every 100 grams of paint used, the air filter can capture 6.5 grams of paint particles.

Hubungan Konsep Diri Dengan Hasil Belajar Pada Mata Pelajaran Dasar Pengetahuan Otomotif Pada Siswa Kelas X SMKN 1 Sumatera Barat Desra Andra Japutra; Hasan Maksum; M Nasir; Nuzul Hidayat
JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia Vol. 1 No. 3 (2023): JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtpvi.v1i3.81

Penelitian ini bertujuan untuk memahami sejauh mana hubungan antara hasil belajar siswa di kelas X SMK Negeri 1 Sumatera Barat dalam mata pelajaran dasar otomotif dengan konsep diri mereka. Penelitian ini menggunakan analisis korelasional antara hasil belajar siswa (Y) dan konsep diri (X). Populasi penelitian terdiri dari 103 siswa kelas X SMK Negeri 1 Sumatera Barat yang mengambil jurusan otomotif. Data dikumpulkan melalui survei dan dokumentasi. Kesimpulan dari penelitian ini adalah bahwa terdapat hubungan positif dan signifikan antara konsep diri dan hasil belajar siswa pada mata pelajaran dasar otomotif di kelas X SMK Negeri 1 Sumatera Barat. Hubungan ini memiliki tingkat signifikansi sebesar 0,05 berdasarkan analisis data penelitian, dan tingkat hubungan antara konsep diri dan hasil belajar adalah sekitar 46%.Â This study aims to understand the extent of the relationship between students' learning outcomes in the 10th grade at SMK Negeri 1 West Sumatra in the basic automotive subject and their self-concept. This research employs correlational analysis between students' learning outcomes (Y) and self-concept (X). The research population comprises 103 students in the 10th grade at SMK Negeri 1 West Sumatra majoring in automotive. Data were collected through surveys and documentation. The conclusion of this research is that there is a positive and significant relationship between self-concept and students' learning outcomes in the basic automotive subject in the 10th grade at SMK Negeri 1 West Sumatra. This relationship has a significance level of 0.05 based on the research data analysis, and the degree of the relationship between self-concept and learning outcomes is approximately 46%.

The Role of Vocational Education in the Student Career Development Process Muslim; M. Giatman; Nurhasan Syah; Nuzul Hidayat; Wagino
Indonesian Journal Of Educational Research and Review Vol. 6 No. 2: July 2023
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/ijerr.v6i2.59294

Many students feel anxious about career prospects, so they are afraid that career insights in the field will not be achieved. The purpose of this study is to analyze the role of vocational education in the career development process, especially for students who are still full of doubts about their careers. This type of research is descriptive qualitative in the form of a Systematic Literature Review (SLR) to collect evidence based on research topics and support the development of evidence-based research. The stages in the SLR method are planning, conducting, and reporting. The subject of this study is the literature related to vocational education in the career development process. The results of the study found 5 major themes out of 98 articles that had been selected related to the topic under study. The role of vocational education regarding job characteristics, career maturity development services, career opportunities, ability to make career decisions, and vocational career development in the student career development process. It is hoped that the findings in this study will become information for future researchers, teachers, the wider community, and policy-making institutions, especially in Indonesia.

Analyzing the Validity of Project-Based Learning Implementation Plans in Light Vehicle maintenance: A Comprehensive Study Muslim Muslim; Ambiyar Ambiyar; Arwizet Karudin; Doni Tri Putra Yanto; Nuzul Hidayat; Ahmad Arif; Toto Sugiarto
invotek Vol 23 No 1 (2023): INVOTEK: Jurnal Inovasi Vokasional dan Teknologi
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/invotek.v23i1.1112

Implementation of the developed Learning Implementation Plan (LIP) will result in the risk of learning not being in line with expectations if the validity of the product is not guaranteed. Thus, this research aims to investigate the validity of developing project-based lesson plans to improve effective learning outcomes. This research is research and development with a quantitative approach using the ADDIE model procedure. To obtain product validity results, the stages used are only in the development phase. The subjects in this research were 2 expert lecturers and 3 productive teachers with expertise in light vehicle engineering, and the instrument used was a feasibility questionnaire. The findings were that the project-based LIP that was developed had an average score of 88.7% in the valid category. This study concludes that it has succeeded in developing a product in the form of a valid and usable project-based lesson plan. Carrying out learning using lesson plans that are integrated with project-based learning can be an alternative to providing more meaningful learning and have a positive impact on student development.

Co-Authors - Primawati Adytio Fran Noveli Agung Sulaiman Agus Baharudin Agus Baharudin Agus Bahrudi1 Ahmad Arif Ahmad Arif Akmal Akmal Al Jufrizan Alda Putri Utami Alfiza Candra Ambiyar, Ambiyar Andrizal Andrizal Andrizal Arwizet Arwizet, Arwizet Asmar Yulastri asrul, asrullah Ayu Sulastri Baharudin, Agus Bahrul Amin Balisranislam, Balisranislam Bayu, Indra Delsina Fauzia Desra Andra Japutra Dieter Rahmadiawan Donny Fernandez Dori Yuvenda Dwi Sudarno Putra edy susanto Efrizal, Yondri Erzeddin Alwi Fadhli Ranuharja Fauziah Salsabil Busro Fikri Aulia Firman, Agus Fitri Rahmadani Ganefri Ganefri . Gilang Ramadhan Gusroby Solka Hafiz Hidayat Hafizh Ramadhan, Muhammad Hanapi Hasan Handika, Rival Hansi Effendi Hasan Maksum Hendra Dani Saputra Hendra Dani Saputra Herwin Herwin Indra, Daswenda Irma Yulia Basri Ismi, Riwayatul Juli Sardi Lasyatta Syaifullah Lasyatta Syaifullah M Giatman M Nasir M Nasir M Nasir M Nasir M. Giatman M. Giatman M. Nasir M. Sadly Firmansyah M. Yasep Setiawan Maiputra, Fikli Restu Martias Martias Martias Martias Martias Masrial Masykur Masykur Masykur, Masykur Milana Milana Mishbahul Badri Muhammad Kadafi Muhammad Luthfi Muhammad Yanda Mukhlidi Muskhir Muslim Muslim Muslim Muslim Muslim Nanda, Iffarial Nanda, Iffarial Nurhasan Syah Purwanto, Wawan Putra, Rido R. Chandra Rahayu, Baiq Novrinda Dwi Rahmat Desman Koto Rahmat Hidayat Ramiza Harahap, Aina Randi Purnama Putra Remon Lapisa Remon Lapisa Rifdarmon Rifdarmon, Rifdarmon Rifdarmon, Rifdarmon Romansyah Nusi Putra Saleh Hasibuan, Erwin Saputra, Riko SIMAN Siman Siman, Siman Suci Suci Sugiarto, Toto Sulhaini Sulhaini Susi Erawati Syafmi Arifan Ma'ruf Syaifullah, Lasyatta Toto Sugiarto Toto Sugiarto Toto Sugiarto Vernando, Rio WAGINO Wagino Wakhinuddin Wakhinuddin Wakhinuddin S Wakhinuddin S Wakhinuddin Wakhinuddin, Wakhinuddin Wanda Afnison Weny Late Afriza Winny Abdillah Wirdianto, Eri Yanto, Doni Tri Putra Yasep Setiawan, M Yulia Basri, Irma

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