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Contact Name
Syamsul Maarif
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-
Phone
+6281548695337
Journal Mail Official
jeemm.up45@gmail.com
Editorial Address
Jl. Proklamasi, No. 1, Babarsari, Yogyakarta, 55281
Location
Kab. sleman,
Daerah istimewa yogyakarta
INDONESIA
Jurnal Engine: Energi, Manufaktur, dan Material
ISSN : 25797433     EISSN : 25797433     DOI : http://dx.doi.org/10.30588/jeemm
Jurnal Engine: Energi, Manufaktur, dan Material is registered with ISSN 2579-7433 (online) on The Indonesian Institute of Sciences (LIPI). This journal is under publishment of the Mechanical Engineering Department, Universitas Proklamasi 45 Yogyakarta. It is a scientific journal focusing on Energy, Manufacturing, Material, Mechanical, and Software Simulation. It provides a publishing platform for scientists and academicians to share, publish, and discuss all aspects of the latest outstanding development in the field of Mechanical Engineering.
Articles 94 Documents
Rancang Bangun dan Simulasi Pembebanan Statik pada Sasis Mobil Hemat Energi Kategori Prototype Mario Sariski Dwi Ellianto; Yusuf Eko Nurcahyo
Jurnal Engine: Energi, Manufaktur, dan Material Vol 4, No 2 (2020)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v4i2.753

Abstract

The manufacture of a prototype energy-efficient car with an electric motor drive is based on research with the initial stages of making a vehicle frame. Chassis is a significant and vital component in a vehicle. The chassis functions support the engine, driver, body, and a place to place various vehicle supporting components. This study aims to design an energy-efficient car vehicle chassis based on the Energy Saving Car Competition (KMHE) regulations in the prototype category. The research was conducted by simulating static loading on the vehicle chassis' design to obtain a safe limit for the chassis construction. The static load test range is with driver load ranging from 50 kg to 90 kg. Static load testing uses the stress analysis feature, which is equipped with the finite element analysis (FEA) method. The results are obtained in the form of von mises stress, displacement, and safety factor. The resulting chassis is 2,800 mm long, 400 mm wide, and 550 mm high. The simulation result shows that the highest von misses stress occurs in the front wheel mount frame, which is 52.48 MPa. The most massive maximum displacement in the middle frame to support the driver's seat is 0.477 mm, and the smallest is in the energy-efficient car driving frame. The minimum safety factor obtained is 5.24, located on the front wheel support frame, and a maximum of 15 located on the car's front frame. Based on the static load analysis results, it can be concluded that the energy-efficient car chassis design is safe.Pembuatan mobil hemat energi kategori prototipe dengan penggerak motor listrik merupakan dasar penelitian dengan tahapan awal pembuatan rangka kendaraan. Sasis merupakan komponen utama dan penting dalam sebuah kendaraan. Sasis berfungsi untuk menopang mesin, pengemudi, body, dan tempat meletakkan berbagai komponen pendukung kendaraan. Penelitian ini bertujuan untuk merancang sasis kendaraan mobil hemat energi berdasarkan regulasi untuk Kompetisi Mobil Hemat Energi (KMHE) kategori prototipe. Penelitian dilakukan dengan membuat simulasi pembebanan statik pada desain sasis kendaraan untuk mendapatkan batasan aman konstruksi sasis. Varisi pengujian beban statis adalah dengan beban pengemudi mulai dari 50 kg hingga 90 kg. Pengujian beban statis menggunakan fitur stress analysis yang dilengkapi dengan metode finite element analysis (FEA). Hasil yang didapatkan berupa von mises stress, displacement, dan safety factor. Sasis hasil rancangan mempunyai ukuran panjang 2.800 mm, lebar 400 mm, dan tinggi 550 mm. Hasil simulasi menunjukkan besar tegangan von misses stress tertinggi terjadi di rangka dudukan roda depan, yaitu sebesar 52,48 MPa. Displacement maksimum terbesar pada rangka tengah penyangga tempat duduk pengemudi sebesar 0,477 mm dan terkecil pada rangka dudukan penggerak mobil hemat energi. Safety factor minimum sebesar 5,24  terletak pada rangka penyangga roda depan dan safety factor maksimum sebesar 15 terletak pada rangka depan mobil. Berdasarkan hasil analisis beban statis dapat disimpulkan bahwa desain sasis mobil hemat energi yang dirancang tersebut aman.
Rancang Bangun Body Fibercarbon dan Simulasi Aerodinamis dengan Ansys untuk Mobil Hemat Energi Kategori Prototype Yusuf Eko Nurcahyo; Pongky Lobas Wahyudi
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.883

Abstract

Body is one of mandatory components for the main vehicle, which is a car because the face of the car is located on the body. Moreover, the car used for the body competition must not only be good visually but also have to look at its aerodynamics. In this study, discussing the aerodynamics of a prototype energy-efficient car body with carbon fiber material before it is produced and applied it must first be simulated aerodynamically on an aerodynamic simulation software. The vehicle to be simulated uses a 1:1 scale assuming the actual conditions. From the simulations carried out by the three body type models, the results are Model 1 with maximum Velocity of 64.0925 m/s and a maximum pressure of 1663.09 Pa and a Drag coefficient of: 309.85976, Lift coefficient of: 125.52961, Drag force of : 189.7891 N and Lift force of: 76.886889 N. Model 2 with a maximum Velocity of 58.14 m/s and a maximum pressure of 1350.55 Pa, Drag coefficient of : 399.09712, Lift coefficient of: 455.23564 , Drag force of : 244.44699N and Lift force of: 278.83183 N. Model 3 with a maximum Velocity of 59.8387 m/s and a maximum pressure of 1136.72 Pa, Drag coefficient of : 610,89875, Lift coefficient of: 764,99562, Drag force of: 374,17548 N and Lift force of: 468,55982 N. Based on results analysis using ansys software, Model 1 was chosen because it has the smallest Drag Coefficient, Lift Coefficient, Drag Force and Lift Force.
Rancang Bangun dan Simulasi 3D Printer Model Cartesian Berbasis Fused Deposition Modelling Romario A Wicaksono; Eddy Kurniawan; M Khalid Syafrianto; Ramadhani Fadelandro Suratman; M Ridho Sofyandi
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.895

Abstract

The process of designing and manufacturing a Cartesian 3D printer model based on Fused Deposition Modelling (FDM) is carried out to produce a 3D printer machine that can perform the printing process accurately and quickly. In this research, the process is divided into three stages, namely designing using Computer-Aided Design (CAD) software, printing and assembling components of a 3D printer machine, and analysing the mechanical structure of a 3D printer machine. This 3D printer is designed to carry out the printing process with an area of 180x180x150 mm. Some components of 3D printing machines use Polylactic Acid (PLA). The simulation results based on the Finite Element Method show that the 3D printer engine is feasible to produce printing with a mass of 40% of the maximum possible load.
Integrasi Statistical Process Control dan Failure Mode And Effect Analysis Guna Meminimalisasi Defect Pada Proses Produksi Pipa PVC Ananda Hernawan; Nina Aini Mahbubah
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.906

Abstract

Quality can be referred as fitness to use. Furthermore, Quality standard is considered as a way in order to meet customers’ need.  PT AZ is a manufacture enterprise which produce polyvinyl chloride (PVC) pipes. This firm has been implementing a Standard Operating Procedure (SOP) in maintaining defect with no more than 2,5% reject product during process production. However, such defects have been happened in production line which were not meet company standards. This study aims to evaluate defect along production process in order to find suitable solution in improving product quality. Seven Tools and Failure and Mode and Effect Analysis (FMEA) were used as research method.  The results showed that there were 3 types of defects, namely spot defect, sink marks ant scratch defect. Furthermore, the results of the Cause-and-effect diagram show that human error, materials and machine are considered as main factors in contributing such defect. In addition, result from FMEA analysis detect that analysis and calculation of the highest RPN 147, namely the human factor is considered as the highest Risk Priority Number with 147 score. This study suggest that further training and supervision should be give to employees in order to improve employers’’ knowledge
Desain Underwater Rotor Untuk Memanfaatkan Laju Aliran Sungai Sebagai Pembangkit Listrik Tenaga Air rendi rendi; Budi Hatradi; Muhammad Irfansyah; Puteri Puteri
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.888

Abstract

This study aims to design an underwater rotor to utilize the flow rate of the river as a hydroelectric power plant. In this study, an underwater rotor design model will be made with three variations in the number of blades, namely three, six, nine blades. The test parameter observed in this study is the turbine performance through the value of the power coefficient (cp) and the moment coefficient (cm). The method used in this research is an experimental method, namely by making a turbine model with a laboratory scale. The results show that the underwater rotor designed with aspect ratio = 2.0, overlap ratio = 0, end-plate diameter = 1.1d then the barrier plate design with L/D ratio = 1.2 60º provides the highest power coefficient and moment coefficient, namely respectively 0.15 and 0.27 in the design with the number of blades 3 (three)
Analisa Pengaruh Parameter Proses Terhadap Uji Tarik Produk Hasil 3D Printing Berbahan Polylatic Acid Gita Suryani Lubis; Muhammad Taufiqurrahman; Muhammad Ivanto
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.877

Abstract

Fused Deposition Method (FDM) is one of the additive manufacturing methods or methods used by 3D printers. This FDM technology can produce models with a fairly good level of accuracy and strength. However, until now information about the magnitude of the value of accuracy, and the value of strength is very minimal. Because of this, it is necessary to do a test to determine the strength value of the specimens produced using 3D technology printing. The tests carried out aim to obtain settings optimal parameters on a 3D printer using PLA material which is measured by the magnitude of the tensile strength value of the resulting product. The test is carried out by measuring the amount of stress that occurs when the tensile test is carried out. The test was carried out using 81 samples that were printed using the parameters of infill print speed, fill density, extruder temperature, and layer height. Based on the test results, the highest stress value is 1.092 N/m2 with a combination of parameters infill print speed 60 mm/s, fill density 40%, extruder temperature 200oC, and layer height 0.1 mm. The results of the analysis show that the parameter extruder temperature has the greatest influence on the magnitude of the tensile test value, while the layer height parameter has the smallest effect on the value of the test specimen.
Analisa Desain Rangka Alat Compact Heat Induction Press Menggunakan Metode Finite Element Analysis Ilham Taufik Maulana; Ahmad Zohari; Adik Susilo Wardoyo; Pilar Adhana Heryanto
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.894

Abstract

In manufacturing technology, accuracy, effectiveness, and efficiency are important factors because the use of technology is expected to maximize quality and quantity with existing resources. The manufacturing process is the process of making products starting with the selection of raw materials and the machining process following the design to suit the needs. In other words, design is the main thing before carrying out manufacturing activities. Meanwhile, in designing a machine, it is necessary to have a material selection procedure according to the application conditions. The strength of the material can be obtained by simulating it using the Finite Element Analysis (FEA) method. This simulation aims to determine the maximum safe load limit on the tool frame design. In this study, the design of the tool frame made was given 5 loading treatments, the minimum loading was 50kg and the maximum loading was 200kg. Based on the simulation results, the maximum safety factor occurs at 50 kg loading of 10,019 ul and the minimum safety factor occurs at 200 kg loading with a value of 3.60064 ul. Based on the analysis of the load given to the frame of the compact press and sintering tool that the designed tool is safe.
Rancang Bangun dan Uji Performansi Alat Pembuka Katup Menggunakan Mekanisme Tuas Leo Dedy Anjiu; Suhendra Suhendra; Irma Fahrizal
Jurnal Engine: Energi, Manufaktur, dan Material Vol 5, No 2 (2021)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v5i2.866

Abstract

The increasing number of vehicles every year provides opportunities to vehicles service. Vehicle components that often serviced or overhaul is the valve mechanism. How to remove the valve from the cylinder head generally use a manual valve remove tool. The time required to remove the valve using the tools need a long time. Effort to overcome these problems is to modify the existing valve remove mechanism. The purpose of this research is to design and test the performance of valve remove using lever mechanism. Performance test was conducted to determine the press force value to remove the valve, the percentage increase performance and time to remove the valve. The main components of the valve remove tool using the lever mechanism is frame, table, pole support, locking, hand grips, hydraulic, lever pusher and shaft sled. Testing using the valve mechanism is contained in the cylinder head Toyota Kijang 4K. The valve remove tool design has a simple form, easy to make, cheap, but has very good performance. The smallest of the press force to remove the valve is 129 N obtained at a distance of lock and poles support as far as 22 cm. The valve remove tool using the lever mechanism was design can remove the valve from the cylinder head in time 26,17 seconds/valve or 418,67 seconds to remove 16 valves on the cylinder head. This tool is able to improve the performance of manual valve remove tool screw type by 76,28%, and can improve the performance valve remove tool the pneumatic system by 65,79%.
Kaji Eksperimen Output Energi Termoelektrik TEG-SP1848-27145SA Dengan Sumber Panas Dari Solar Parabolic Trough Muhammad Taufiqurrahman; Gita Suryani Lubis; Muhammad Ivanto; Putro Setio
Jurnal Engine: Energi, Manufaktur, dan Material Vol 6, No 1 (2022)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v6i1.927

Abstract

Solar energy is the energy that is most easily obtained in the conditions of our country which is in an area that is crossed by the equator. Energy that can be in the form of sunlight and heat from the sun can certainly be used as alternative energy to produce electrical energy. One technology that is able to utilize solar thermal energy is a solar parabolic trough system as a solar thermal collector. From the heat source produced, it is expected to be able to produce electrical energy generated by thermoelectric, where the thermoelectric heat side is obtained from the heat source in the solar parabolic trough. By conducting experiments to manufacture a power plant that utilizes a solar parabolic trough which is integrated with a thermoelectric type TEG-SP1848-27145SA as many as seven pieces, then the experimental data is taken from the device capable of producing electrical energy output. The output of electrical energy in the form of electrical voltage produced is strongly influenced by the difference in temperature on the hot and cold side of the thermoelectric, the greater the temperature difference, the greater the energy output that can be generated. From the experimental results, the highest temperature difference produced is 20.7oC with a current value of 85.93 mA and a voltage of 2.51 volts in the direction facing north, and the highest temperature difference produced is 11.5oC with a current value of 77.63 mA and a voltage of 2.15 volts in the direction facing east to west. The highest thermoelectric efficiency is 14.996% with the direction of the solar parabolic trough facing east to west.
DETEKSI SUHU TUBUH DAN MASKER WAJAH DENGAN MLX90614, OPENCV, KERAS/TENSORFLOW, DAN DEEP LEARNING Muchamad Malik
Jurnal Engine: Energi, Manufaktur, dan Material Vol 6, No 1 (2022)
Publisher : Proklamasi 45 University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30588/jeemm.v6i1.910

Abstract

Digital image processing technology combined with sensors is currently being used. This technology can help various needs such as education, industry and health. During the COVID-19 crisis, people are required to wear masks for protection. The public is also required to check their temperature regularly, which will have a significant health impact. This can reduce the risk of transmitting the Covid-19 virus. In this study, the author uses a WebCam camera and a temperature sensor MLX90614 as a tool to monitor the use of masks and measure body temperature. The author uses OpenCV for digital image processing and Tensorflow as a deep learning method for mask detection. The result of this study is that Tensorflow can detect wearing a mask with 99% accuracy. The MLX90614 sensor can measure body temperature with 99% accuracy at a reading distance of 5 cm to 10 cm.

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