This study aims to determine how the implementation of the Occupational Safety and Health Management System in the welding workshop of SMK YP Gajah Mada Palembang, as well as to identify supporting factors, obstacles and challenges faced in the implementation process. The approach used is descriptive qualitative with data collection techniques through observation, interviews and documentation. …
This research aims to develop a teaching module based on Project Based Learning (PjBL) in the Bench Work course for students of the Mechanical Engineering Education Study Program at Sriwijaya University. The method used in this study is Research and Development (R&D) with a 4D development model, namely Define, Design, Develop, and Disseminate. At the validation stage, the assessment from the su…
This dissertation presents an in-depth investigation into the cryogenic machining performance of thin-walled Ti6Al4V (Ti64) alloy using carbon dioxide (CO₂) as a sustainable cooling medium. The research aims to improve surface quality while minimizing environmental impact by replacing conventional cutting fluids with cryogenic CO₂. Both uncoated and AlCrN-coated carbide end mills were used …
This study aims to provide an overview of the availability, need, and efficiency of agricultural equipment and machinery (alsintan) in Seritanjung Village. The method used was descriptive, with data collected through surveys and semi-structured interviews with farmers. The results indicate that the availability of agricultural equipment is still very limited, particularly for two-wheeled tracto…
Pengarayan Village, located in Tanjung Lubuk Sub-district, Ogan Komering Ilir Regency, has significant agricultural potential, but faces challenges in the availability of agricultural tools and machinery (alsintan). This study aims to identify the various types, quantities, adequacy levels, and efficiency of the use of agricultural tools and machinery (alsintan) in Pengarayan Village. The metho…
Many villages in Indonesia still face limited access to electricity due to geographical conditions and low income levels. The use of pico-scale crossflow turbines is one of the right alternatives to increase the electrification ratio in remote or rural areas. Crossflow turbines are considered economical, because of their simple design, relatively low installation costs, and have the ability to …
This study aims to develop a flipbook-based instructional module for the Sheet Metal Work course in the Mechanical Engineering Education Study Program at Sriwijaya University. The research applied the Research and Development (R&D) method using the ADDIE model, which includes the stages of analysis, design, and development. The product produced is an interactive digital module developed using F…
This study aims to analyse the impact of speed and polishing time variations on the microstructure and hardness of AISI 1020 steel produced by Shielded Metal Arc Welding (SMAW). Steel specimens were welded using E7016 electrodes, then polished at speeds of 570 rpm, 750 rpm, and 1043 rpm for 5, 10, and 15 minutes. Evaluation was carried out by observing the microstructure using an optical micros…
This study aims to develop technology-based Energy Conversion course teaching materials using the Canva application in the form of valid and practical E-Modules. The background of this study is the limitations of conventional teaching materials that are less interactive and have not utilized technology optimally, which causes low student interest and understanding of the material. The research …
This study aims to determine the effect of polishing speed and time on the microstructure and hardness of AISI 304 type stainless steel material that has gone through the Shielded Metal Arc Welding (SMAW) method welding process. The main focus of this research is to evaluate how polishing parameters affect surface quality, microstructure appearzmce, and hardness values in the fusion zone, fusio…
This study aims to (1) determine the effect of electrode storage conditions on the resulting welding defects, (2) determine the effect of different electrode storage locations on welding results, and (3) determine what types of welding defects are produced by E7018 electrodes that have been given several treatments. The method used in this study is an experiment, the number of samples made as m…
In the modern era, motorized vehicles is increasing in number. Therefore, more and more emissions from combustion produced. The aim of this research is to determine the effect of adding HHO gas with a variety of aluminum and stainless steel electrodes on the emissions of a 4-stroke combustion motorbike with Pertamax fuel. The research was carried out using a Suzuki Shogun motorbike and a wet ce…
YUKILES KAGOYA. Study Of The Availability Of Agricultural Tools And Machines In Cinta Marga Village, Teluk Gelam District, Ogan Komering Ilir Regency South Sumatera (Supervised by ENDO ARGO KUNCORO). This study aims to analyze the availability of agricultural tools and machinery (alsintan) in Cinta Marga Village, Teluk Gelam District, which has 248 ha of rice fields. The majority of land in thi…
Steam generator plays an important role in promoting the development of industry and Services, almost all industries using steam generator or boiler in running produclion. steam generator power in the PT. Mainstay crown Palm- South Sumatra using 2 units of steam generators (boilers), which is a supplier of steam for a steam power plant. management of palm oil seed industry that uses a lot of en…
The biggest challenge currently faced by all countries, including Indonesia is the energy crisis. In 2022 Indonesia has a national electrification ratio of 99.63%, many remote areas still lack electricity. The right alternative to increasing the electrification ratio of remote areas is to use off grid power plants, namely pico-scale water turbines (
This research aims to (1) analyze the number of thesis publication developments in Mechanical Engineering Education students, (2) analyze the form of the development map of thesis research for Mechanical Engineering Education students published in the Sriwijaya University repository based on keywords and using the help of Vosviewer software, and (3) analyze trend opportunities that are rarely r…
This research aims to determine the effect of the implementation of Occupational Safety and Health (OSH) in workshops on the learning outcomes of Class XI vocational students at SMK Negeri 4 Palembang. The research uses a mixed methods approach, which combines qualitative and quantitative approaches, employing snowball sampling and random sampling techniques. Data were collected through observa…
This study aims to determine the validity and practicality of Project Based Learning (PjBL) based jobsheet learning media in the Packing Practice Course in the Mechanical Engineering Education Study Program. This research is a Research and Development (R&D) research using a 4-D development model. The subject of the study is a UNSRI Mechanical Engineering Education student who is taking a Packin…
Tingginya ketergantungan Indonesia terhadap batu bara sebagai bahan bakar fosil menjadi salah satu penyebab utama emisi karbon yang menyebabkan pemanasan global. Di sisi lain, limbah pertanian seperti sekam padi belum dimanfaatkan secara baik dan sering dibakar secara sembarangan, sehingga menambah polusi udara. Di samping itu, kebutuhan bahan bakar alternatif yang efisien, murah, dan ramah lin…
Penelitian ini membahas pengembangan komposit keramik berpori berbasis hidroksiapatit (HA) dan kaolin, yang disintesis menggunakan metode space holder berbahan dasar ubi jalar serta proses sintering. Tujuan utama dari penelitian ini adalah untuk menghasilkan material keramik berpori yang berpotensi digunakan sebagai adsorben karbon dioksida (CO₂). HA diperoleh melalui proses kalsinasi tulang …
Technical drawing instruction on perspective projection materials requires learning media that can enhance students’ visual-spatial skills. This study aims to develop a Student Worksheet (LKPD) based on Project Based Learning (PjBL) to improve student learning outcomes at SMKN 1 Suak Tapeh. The research employed the 4D development model, which consists of the Define, Design, Develop, and Diss…
Environmental problems caused by plastic waste are a serious challenge that requires appropriate technological solutions, especially in the waste sorting process. This study aims to develop an automatic identification system for plastic bottle waste integrated with a belt conveyor using a Python-based Naïve Bayes classification algorithm. The system is designed to recognize three types of plas…
This study aims to find out how the Analysis of the Implementation of Occupational Safety and Health (K3) in the Machining Workshop of SMK Negeri 2 Muara Enim. This research is a qualitative research with data collection techniques using interviews and observations. The data source of this research is using the snowball sampling technique with data sources of the Head of the machining workshop,…
Machining process is a process that is carried out by changing the shape of metal material to what we want. One type of machining process is the turning process. Turning process is a process that is carried out by means of the workpiece spindle and tool cutting workpiece. Turning is very influential on the use of the parameter that exist in the machining. Turning parameters consist of cutting s…
Pada masa kini, pengerjaan dengan mesin produksi sangat dibutuhkan pada industri manufaktur. Kekasaran permukan yang dihasilkan proses pemesinan menentukan kualitas komponen benda kerja. Metode yang digunakan untuk mengukur kekasaran permukaan terdapat dua metode, yaitu metode kontak dan non kontak. Namun kedua metode tersebut memiliki kelemahan, yaitu pengukuran yang tidak bisa dilakukan saat …
Penelitian ini bertujuan untuk mengembangkan instrumen evaluasi keterampilan STEM (Science, Technology, Engineering, and Mathematics) pada pembelajaran mata kuliah pengelasan TIG MIG di Program Studi Pendidikan Teknik Mesin, Universitas Sriwijaya. Latar belakang penelitian ini didasarkan pada kebutuhan akan alat ukur yang mampu menilai keterampilan STEM mahasiswa secara menyeluruh, khususnya da…
This study aims to describe the feasibility and practicality of preventive maintenance for universal milling machines based on the Appsheet application in the Mechanical Engineering Education Laboratory. The type of research is research and development (R&D), using the 4D model: Define, Design, Develop, and Disseminate. The product was tested on subject lecturers, the head of the laboratory, an…
Corrosion Under Insulation (CUI) remains a persistent challenge across many industrial sectors, posing a significant threat to the integrity and longevity of equipment. Post-welding heat treatment processes are usually used to remove residual stresses and improve the mechanical properties of the welded structure. However, the interaction of A36 steel with seawater, when combined with the insula…
In this study, an inventory model of pharmaceutical goods that deteriorates or damage to pharmaceutical goods that occurs due to the length of time the goods are stored with a fourth-degree polynomial demand rate is formulated. In the optimal solution, the inventory time at zero (t_1^* ) is 0.478763 and the cycle length (T_1^* ) is 0.698110 with an average minimum total cost ((TC) ̅ ) of $119.…
The advancement of welding technology plays a crucial role in industrial development, especially in dissimilar metal welding, such as joining stainless steel 201 and carbon steel 1040. This type of welding often results in reduced mechanical properties at the joint due to differences in composition and physical characteristics. This study aims to investigate the effect of welding current variat…