This research aims to identify the existing agricultural machinery, evaluate their adequacy, and recommend the management of agricultural machinery in Menggeris Village and Kemna Baru Village. Primary data was obtained through surveys and direct interviews, while secondary data was sourced from the Design Investigation Survey (SID) reports of Menggeris Village and Kemna Baru. The research resul…
The pressure of two-phase flow in pipes is complex. This complexity arises due to the interaction between the phases, and the diversity of flow. The distribution of pressure and energy loss along piping systems is a critical factor in efficiency system. To determine the pressure distribution along the pipe, this research was conducted using an experimental method on a Plexiglass pipe with a 45Â…
Multiphase flow is a flow that involves many phases in the channel and has many important applications in various industrial fields, one of which is boilers. Two-phase flow is the simplest flow because it has a very complex phenomenon with the interaction between the same and different phases, based on the geometric shape and orientation and direction of the flow up or down. This phase interact…
Two-phase flow is a simultaneous flow of several types of phases that interact with each other in a channel, forming specific flow patterns. Pipe inclination significantly influences flow pattern distribution and transition boundaries between flow patterns. Two-phase flow pattern maps cannot be generalized for all pipe sizes and inclination angles. This study investigates the characteristics of…
This study aims to analyze the effect of variations in air-water mixture superficial velocity (Jmix) on pressure drop in vertical co-current two-phase flow and compare the experimental results with the theoretical calculations. The experiment was conducted using a 1-inch diameter plexiglass pipe with a test section length of 1 meter. The working fluids used were water and air, with water flow r…
THE PURPOSE OF THE RESEARCH CONDUCTED BY THE RESEARCHER IS TO DEVELOP A TEXTBOOK FOR THE TECHNICAL DRAWING COURSE IN THE MECHANICAL ENGINEERING EDUCATION STUDY PROGRAM. THE METHOD USED IN THIS RESEARCH IS THE RESEARCH AND DEVELOPMENT (R&D) METHOD EMPLOYING THE 4D INSTRUCTIONAL BOOK DEVELOPMENT MODEL. (DEFINE, DESIGN, DEVELOP, DAN DISSEMINATE). THIS ELECTRONIC TEXTBOOK IS DESIGNED TO ENHANCE STU…
This research aims to design and analyze the structure of a sterilizer basketused in the sterilization process of Fresh Fruit Bunches (FFB) of oil palm with a capacity of 1 ton. The study is motivated by the essential role of sterilization in maintaining palm oil quality by deactivating lipase enzymes and softening the fruits for easier processing. The design was carried out using SolidWorks 3D…
Clean water is essential for human life and sustainable development. To meet the needs of various households and the demands of an ever-evolving lifestyle, the demand for clean water continues to increase. Pollution and environmental damage caused by the disposal of domestic and industrial wastewater are among the factors contributing to the decline in water resource quality, which in turn lead…
The advancement of computer-based manufacturing technology has significantly improved machining efficiency, particularly through the utilization of Computer Numerical Control (CNC) machines. One of the advanced programming features that remains underutilized is parametric programming using the G65 macro code. This study aims to implement CNC programming using the G65 macro and compare its perfo…
This study aims to find out how students perceive the job prospects of graduates of the Mechanical Engineering Education Study Program. This study uses a qualitative approach with a data collection technique, namely interviews. The source of data or the object of this study is mechanical engineering education students of Sriwijaya University with a total of five students and one lecturer of Mec…
Pada era modern ini telah menciptakan hal menarik yang membuat kehidupan menjadi lebih mudah dibidang teknologi, di bidang ini telah banyak memberikan dukungan berupa kontribusi pada kehidupan umat manusia dari berbagai fasilitas seperti komponen otomotif,transportasi dan lain sebagainya. Salah satu peran yang di lakukan untuk memajukan teknologi seperti komposit matrik aluminium yang akan dipe…
Automotive technology will continue to evolve over time, with cooling system efficiency becoming a critical factor in vehicle performance and fuel consumption. Radiators, as the main element of cooling systems, are influenced by the thermal properties of working fluids. However, the low thermal conductivity of conventional fluids (water-ethylene glycol mixtures) can reduce system efficiency. Th…
Sebagai upaya mengurangi limbah kelapa muda yang memupuk, maka dengan mesin penguran kelapa muda dapat menjadikan limbah tersebut sebagai produk berupa cocopeat dan cocofiber yang dapat dijadikan media tanam melalui proses penguraian. Penelitian ini bertujuan untuk menganalisis tingkat kebisingan dan getaran yang dihasilkan oleh mesin pengurai limbah sabut kelapa muda dengan penggerak motor lis…
Automotive technology will continue to evolve over time, with cooling system efficiency becoming a critical factor in vehicle performance and fuel consumption. Radiators, as the main element of cooling systems, are influenced by the thermal properties of working fluids. However, the low thermal conductivity of conventional fluids (water-ethylene glycol mixtures) can reduce system efficiency. Th…
Radiators are essential heat exchangers in automotive engine cooling systems that enhance engine performance by dissipating heat. Conventional coolants such as water, ethylene glycol, propanol, engine oil, and their mixtures exhibit limited thermal performance due to their low thermal conductivity. This study aims to evaluate the enhancement of heat transfer performance in a car radiator using …
Penelitian ini membahas perancangan dan simulasi launcher roket air yang menggunakan sistem penggerak mekanik serta mekanisme pelepasan berbasis pneumatic. Tujuan penelitian adalah menghasilkan desain launcher yang aman, stabil, dan mampu mengatur sudut peluncuran secara presisi. Proses perancangan dilakukan menggunakan SolidWorks untuk memodelkan rangka, sistem penggerak horizontal dan vertika…
Design and development of auxetic bone scaffold with a Negative Poisson’s Ratio (NPR) have become a strategic approach to improving both mechanical performance and nutrient transport in bone tissue engineering applications. Re-entrant Hexagonal Honeycomb (RHH), Double Arrowhead (DAH), and Auxetic Star Shape (ASS) bone scaffold were successfully developed using with Polycaprolactone (PCL) as t…
Francis turbines are one of the most widely used reaction turbines in hydroelectric power plants (HPPs) due to their high efficiency and ability to operate at varying heads and moderate discharge rates. However, in laboratory-scale installations, turbine performance can decline due to component damage and inaccurate measuring instruments. This study aims to repair a laboratory-scale Francis tur…
ABSTRACT There are various technologies used in drying processes, one of which is drying using a combustion furnace that utilizes the heating of metals or materials to alter the shape or properties of a material through heat treatment. This study aims to analyse the financial feasibility of using a multi-level combustion furnace as an alternative grain drying tool, specifically designed for sma…
This research aims to design the application of agricultural mechanization in accordance with the needs of agricultural tools and machinery in optimizing wetland rice fields in Benawa Village, Teluk Gelam District, Ogan Komering Ilir Regency. This research was conducted in April 2024 until completion using descriptive methods. The parameters used in this study are the shape of the rice field, t…
Penelitian ini bertujuan mengembangkan Video Pembelajaran Autodesk Inventor Materi Assembly dan Presentation yang valid dan praktis di Program Studi Pendidikan Teknik Mesin Universitas Sriwijaya. Metode penelitian menggunakan model pengembangan The Holistic 4D (Define, Design, Develop, dan Deploy). Penelitian dilaksanakan pada semester Ganjil Tahun Akademik 2025/2026. Subjek penelitian dari ini…
One alternative fuel to replace petroleum is HHO gas, which is a mixture of hydrogen and oxygen produced through the water electrolysis process. HHO gas consists of hydrogen (H₂) and oxygen (O₂) obtained from the electrolysis of water. The efficiency of HHO gas production is influenced by the distance between electrode plates, where a smaller spacing tends to result in higher gas production…
This study aims to design an altitude control system for a payload-lifting drone using an adaptive PID controller capable of maintaining altitude stability under varying payload masses. The drone prototype was developed using an Ardupilot APM 2.8 flight controller, IMU sensor, infrared sensor, brushless motors, ESCs, GPS, and telemetry modules, with a total mass of 1400 grams. The system dynami…
This research aims to investigate and study the influence of the curvature of plowshares coated with zinc and aluminum sheets on the energy requirements for tilling alluvial soil. The study was conducted in Telang Makmur Village, Muara Telang District, Banyuasin Regency, South Sumatra. The research was carried out from March 2024 to June 2024. The study was designed using a Factorial Randomized…
The purpose of this study was to investigate the effects of the curvature of a plate coated by brass plates at various advancing speeds on alluvial soil processing. In this study, the factorial Randomized Complete Block Design (RCBD) method was used with two treatment factors, namely the Angle of Curvature of the plow (A) which was coated by brass plate and speed (B), where each factor consiste…
This study aims to prove whether or not there is an effect of using higher temperatures in the quenching process on the corrosion rate of AISI 1045 steel and also to determine the effect of quenching media molybdenum disulfide (MoS2) oil additivve on the corrosion rate of AISI 1045 steel at different temperatures. The method used is pure experiment, 3 specimens were tested for corrosion using c…
Technological developments that have undergone progress have increasingly triggered people's mindsets to improve the quality of these modern tools to be more sophisticated. Especially tools that use metal materials and have good mechanical properties. ST 41 steel is a type of low carbon steel that is widely used in machine components because it combines strength, toughness, and affordability. H…
Brass (Cu–Zn) is a non-ferrous alloy widely used in engineering applications due to its workability, ductility, and corrosion resistance. However, under cyclic loading, the material is susceptible to fatigue failure. Heat treatment through annealing is commonly applied to refine the microstructure and improve ductility, yet its influence on torsional fatigue behavior remains insufficiently un…
Direct Laser Metal Deposition (DLMD) is an additive manufacturing process that forms metallic components through layer-by-layer deposition of powder melted by a high-power laser. Powder flow behavior plays a critical role in determining deposition quality, and the nozzle outlet angle directly affects powder concentration, spot size, and capture efficiency. This study analyzes powder flow charac…
Coffee (Coffea Sp) is a food agroindustry product that is in great demand by various groups. One effort to get the desired coffee powder must be through a good and correct grinding process, and must also pay attention to occupational health and safety during the coffee grinding process. This research aims to determine the level of disturbance and vibration in a coffee grinding machine (Coffea S…