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Manufacture of a Horizontal Double-Screw Mixer for Fermented Feed Production with a 100 kg Batch Capacity Andhika Ariyudha; Darianto Darianto; Tino Hermanto; Yopan Rahmad Aldori; Iswandi Iswandi; Indra Hermawan; Muhammad Idris; Jufrizal Jufrizal
JOURNAL OF ELECTRICAL AND SYSTEM CONTROL ENGINEERING Vol. 9 No. 2 (2026): Journal of Electrical and System Control Engineering
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jesce.v8i2.14228

Abstract

In general, every livestock needs feed in the form of a mixture of livestock feed. The livestock feed fermentation process is currently phenomenal because it provides benefits that are felt by farmers. Maybe many people know the fermentation as a process of making supplement drinks only. It turns out not, the fermentation process can be used as an alternative to making high-quality livestock feed. In addition to being very simple to make, making feed by fermentation also saves time and money, because farmers are no longer busy with herding or grazing. This horizontal mixer machine has a capacity of 100 kg / Batch. In making this machine includes manufacturing processes such as: welding, grinding, drilling, bending, cutting torch or gas cutting, and non-permanent joints, namely nut and bolt joints. The components of the machine are: frame, tube, double screw, axle shaft, bossing, gear box, housing bearing, block bearing, pulley, v-belt, and electric motor. And then assembled and put together into a machine. From the above explanation, the following conclusions can be drawn: 1. Horizontal mixer machine with a tube diameter of 60 cm and a width of 90 cm, is capable of mixing 100 kg/batch of animal feed. 2. Horizontal mixer machine using a double screw produces a more homogeneous mixture compared to using the manual method.
Pendampingan Layout Ulang Area Produksi dan Identifikasi Kebutuhan Teknologi pada UMKM Roti Pakcik untuk Efisiensi Alur Kerja Tino Hermanto; Iswandi Iswandi; Darianto Darianto; Bobby Umroh; Haniza Haniza; Aginta Yolanda
IRA Jurnal Pengabdian Kepada Masyarakat (IRAJPKM) Vol 3 No 3 (2025): Desember
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajpkm.v3i3.372

Abstract

This Community Service activity was carried out at the Roti Pakcik Tanjung Morawa MSME through work process observations, discussions with the owner and workers, and recording the condition of the production facility. The activity focused on two fundamental needs of the MSME: improving the layout of the work area to enhance production efficiency and identifying the need for relevant production technology. The observation results showed a crowded work area, unclear functional zoning, and the movement of materials and products across the same area. These conditions increased waiting times, increased the risk of cross-contamination, and complicated quality control. In addition, the production process still relied on manual practices and limited tools, so there was a need for technology in the form of a flour sifting machine to maintain ingredient consistency, a mixer to maintain dough homogeneity according to production capacity, and a bread cutting machine to speed up the process, improve size uniformity, and reduce work fatigue. The activity resulted in a workflow problem map, an initial zoning design, and a list of technology priorities as a basis for further mentoring. These findings position the program as the initial stage of a realistic and field-based MSME production transformation.
Pengembangan Prototipe Alat Panen Sawit Bertenaga Listrik untuk Meningkatkan Produktivitas Rizky Fauzi; Iswandi Iswandi; Tino Hermanto
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 1 (2025): April
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i1.179

Abstract

Using manual oil palm fruit harvesting tools requires a lot of energy and time, especially for trees with a height of more than 5 meters. This study aims to design and create an efficient, ergonomic, and environmentally friendly electric-based oil palm fruit harvesting tool. This system uses a DC electric motor controlled by a switch, with a sickle-shaped cutting blade driven by a transmission belt. The test results showed that the tool could cut oil palm bunches at 5-8 meters height with an average cutting time of 5-7 seconds per bunch. Power consumption was recorded at 150 Watts with a 24V 10Ah lithium battery power source.
Analisis Kinerja Mesin Peniris Bawang Untuk Industri Makanan Skala Kecil Shera Dwy; Tino Hermanto; Iswandi Iswandi; Darianto Darianto
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 1 (2025): April
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i1.199

Abstract

This study aims to analyze the performance of a fried onion draining machine designed for the needs of small-scale food industries. The machine operates using the principle of centrifugal force and is constructed with 304 stainless steel to ensure food safety and resistance to corrosion. Testing was conducted using variables such as rotation speed, draining time, and material capacity. Results show that the machine can reduce oil content in fried onions by 14.29% within 2 minutes, with a draining capacity of 50 kg per hour at 700 rpm. Energy efficiency achived was 35,49%, showing the potential for practical application of this machine in the UMKM environment. The use of this machine results in fried onions that are crispier, have a longer shelf life, and are processed more hygienically and efficiently. Further recommendations include design and operation system optimization to improve performance.
Optimasi Multi-Respon Massa Roller dan Sudut Pulley untuk Peningkatan Karakteristik Daya dan Torsi pada Sistem Transmisi CVT Sepeda Motor Otomatis Khairul Suhada; B Umroh; Butar-Butar Hafidz; Muhammad Idris; Iswandi Iswandi
Rekayasa Material, Manufaktur dan Energi Vol 9, No 2: JULI 2026
Publisher : Fakultas Teknik UMSU

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30596/rmme.v9i2.31731

Abstract

The performance of a continuously variable transmission (CVT) system on a small-capacity automatic motorcycle is highly dependent on two adjustable components: roller mass and pulley angle. However, most previous studies have relied on a one-factor-at-a-time approach, adjusting either roller mass or pulley angle separately, thus their combined and interactive effects on engine performance have not been well quantified. This study addresses this gap by simultaneously optimizing roller mass and pulley angle on a 109.5 cc SOHC eSP automatic motorcycle to optimize engine power and torque. A Custom Design-based Response Surface Methodology (RSM) was applied, and thirteen experimental runs were tested on a dynamometer, with roller masses ranging from 11.4–15.6 g and pulley angles from 12.8°–14.2°. A Two-Factor Interaction (2FI) model was developed and evaluated using Analysis of Variance (ANOVA). Both models are highly significant (p 0.0001), with pulley angle identified as the dominant factor and the interaction (A × B) between roller mass and pulley angle statistically significant for both responses. Numerical optimization based on the desirability function yields an optimal configuration at a roller mass of 11.4 g and a pulley angle of 13.597°, which delivers an engine power of 4.777 W and an engine torque of 7.29 N•m with a desirability of 0.522. This validated predictive model quantifies the roller–pulley interaction and provides practical engineering guidelines for tuning automatic motorcycle CVTs to balance power and torque. 
Analisis Kinerja Mesin Pencacah Plastik Berbasis Pisau Berputar Heri Prinando Nasution; Alfian Ramadhan; Tino Hermanto; Iswandi Iswandi; Darianto Darianto
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 3 No 3 (2024): Desember
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v3i3.145

Abstract

Plastic waste is one of the most significant contributors to waste production in Indonesia, reaching 65.2 million tons per year. Efforts to reduce waste volume are carried out by shredding plastic into smaller sizes to facilitate recycling. This study aims to analyze the production capacity, quality, and efficiency of a rotating blade-based plastic shredding machine and to determine the necessary maintenance to sustain its long-term performance. The method employed is a quantitative approach, which involves recording and analyzing data from machine tests using 10 samples of HDPE and PP plastic. The results indicate that the machine's production capacity for HDPE plastic is 3.43 kg/min, while for PP plastic, it is 1.42 kg/min. The study concludes that the rotating blade-based plastic shredding machine is effective in processing plastic waste, with results varying based on the type of plastic material.
Perancangan Mesin Milling untuk Pembuatan Plat Dwikutub pada Teknologi Fuel Cell Aldiansyah Putra; Vicky Frans Malau; Jhonatan Lumbantoruan; Iswandi Iswandi
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 2 (2025): Agustus
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i2.277

Abstract

This research aims to design and test the performance of a CNC-based mini milling machine as a lightweight milling solution at a relatively affordable cost. The research stage is carried out systematically, starting with the selection of concepts and proceeding through morphological table analysis, followed by the component manufacturing process, which utilizes CNC turning machines to ensure dimensional precision. After that, the main components were assembled, including aluminum tables, stepper motors, trapezoidal threads, DC motor spindles, and support frames that function to maintain structural stability. The tests focus on the stability of axis motion and the precision level of cutting light materials. The test results indicate that the CNC machine operates within acceptable tolerances, is stable enough, and precise for simple cutting applications, making it suitable for use in engineering education and small-scale production, with good operational efficiency.
Analisis Penggunaan Energi Listrik Mesin Panen Buah Sawit Tenaga Listrik Corlenius Try Orlando; Iswandi Iswandi; Muhammad Idris
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 2 (2025): Agustus
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i2.280

Abstract

This article analyzes the durability of electrical energy in palm fruit cutter machines as an efficient and environmentally friendly innovation in the field of harvesting tools. The machine is designed using a 12V 15A DC motor that converts the rotary motion into translation through a crank slide mechanism, powered by a 35Ah battery. Tests were carried out on oil palm trees 3–5 meters high by monitoring power consumption and operating time. The results show that cutting thick fronds requires 15 Watts/minute, while thin ones require 11.25 Watts/minute. The effective operation duration reaches 1 hour and 52 minutes. Performance factors are influenced by battery condition, cutting load, transmission efficiency, and cutting tool design.
Perancangan Mesin Pencacah Polimer Komposit Kapasitas 10 kg/Jam Rhenaldy Primananda Pangaribuan; Iswandi Iswandi
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 2 (2025): Agustus
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i2.283

Abstract

The increasing volume of composite plastic waste poses serious challenges to the environment, so practical and sustainable treatment solutions are needed. This research aims to design a composite plastic shredding machine with a capacity of 10 kg/h, suitable for small industries and households. The design method employed a quantitative approach, incorporating frame analysis, a V-belt transmission system, and the selection of a carbon steel blade. The results show that the machine can achieve the target capacity with low energy consumption and good structural stability. The study's conclusion confirms that this machine has the potential to be an effective solution in supporting sustainable plastic recycling programs on a local scale.
Proses Pembuatan Mesin Pencacah Polimer Komposit Kapasitas 10 kg/Jam Rahmat Pande Raja Lubis; Iswandi Iswandi
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 4 No 2 (2025): Agustus
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v4i2.284

Abstract

The problem of plastic waste continues to increase and requires effective technical solutions through the recycling process. One of the crucial stages is enumeration, which aims to reduce the size of the material so that it can be easily reprocessed. This research aimed to design a plastic and composite polymer shredding machine with a capacity of 10 kg/h, featuring a simple construction, energy-saving capabilities, and suitability for both household and small industrial applications. The design process includes power requirement analysis, frame design, blade selection, and transmission system. The test results showed that the machine was able to produce plastic shreds of an average size of 5 mm with performance close to the target capacity. This machine has the potential to improve the treatment of plastic waste locally.