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Journal : Journal of Students of Automotive, Electronic and Computer

Rancang Bangun Sistem Kerja Master Silinder Boster Rem Honda Berpaduan Dengan Rem Cakram BMW Langgeng Rifa'i Ansori; Bahtiar Wilantara; Hamid Nasrullah
JASATEC : Journal Students Of Automotive, Electronic and Computer Vol 1 No 1 (2021)
Publisher : Politeknik Piksi Ganesha Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37339/jasatec.v1i1.604

Abstract

The purpose of this study was to improve the quality of learning through the design of learning media for the Honda brake booster master cylinder working system combined with BMW disc brakes at the Dharma Patria Polytechnic Kebumen. The research method used is descriptive and documentation method. This research was conducted at the automotive lab of the Dharma Patria Polytechnic. The last test was carried out by students of the automotive mechanical engineering study program at the Dharma Patria Polytechnic. The results of the study show: 1) The learning media of the brake system works according to its function when the brake pedal is pressed 2) The assessment of the results of the questionnaire for learning media has a very effective comparison of 75%; quite effective 25%; less effective 60%; 3) the learning media for the braking system received a score from 2 media experts and was categorized as very suitable for use at the Dharma Patria Polytechnic.
Studi Analisis Sistem Induksi Udara Mobil Toyota Avanza K3-VE Dengan Scanner Launch Thinkdiag Easydiag 4.0 Ahmad Muzayyin; Dhimas Andree Priyono; Hasanudin; Bahtiar Wilantara
JASATEC : Journal Students Of Automotive, Electronic and Computer Vol 1 No 1 (2021)
Publisher : Politeknik Piksi Ganesha Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37339/jasatec.v1i1.610

Abstract

Testing the air induction system on the toyota avanza K3-VE car with the thinkdiag easydiag 4.0 launch scanner aims to test the air induction system with car media whether the sensors and air induction system contained in the media work well. The method used in this research is to use a descriptive research method. The data collection used in this study aims to strengthen the results of research based on a theory, ideas of experts and observations. Based on the results of the tests that have been carried out on the Toyota Avanza K3-VE car with the Thinkdiag Easydiag 4.0 launch scanner at stationary, low, medium and high rotations, namely: 1) speed of 750.25 Rpm, the IAT sensor reads 89.6 degree F, the MAP sensor is 4.2 Psi and the TPS sensor reads 0%, 2) speed 1507.75 Rpm IAT sensor reads 95 degree F, MAP sensor 3.62 Psi and TPS sensor reads 2.75%, 3) speed 2042.52 Rpm IAT sensor reads 96.8 degree F, MAP sensor 3.62 Psi and TPS sensor reads 4.31%, and a speed of 3102.75 Rpm the IAT sensor reads 114 degree F, the MAP sensor 3.77 Psi and the TPS sensor reads 6.67%, from the data obtained above it can be concluded that the sensor and air induction system on the Toyota Avanza K3-VE function properly and can be used for private vehicles. effective daily.
Megapro Motorcycle Exhaust Gas Test Results Wahyu Alif Ramadhan; Bahtiar Wilantara; Sulistia Aji Budi Utomo; Mohamad Saifudin; Benowo Randy Arsyad; Lukman Novaludin; M Fatkhur Rokhmanin
JASATEC : Journal Students Of Automotive, Electronic and Computer Vol 1 No 1 (2021)
Publisher : Politeknik Piksi Ganesha Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37339/jasatec.v1i1.612

Abstract

This study presents the testing of a 4 stroke motorcycle engine on the effect of power, torque and exhaust emissions. The process of improving engine performance is to expand the piston stroke and increase the volume of air in the intake and fuel lines to the engine combustion chamber. The process is carried out by overstroke which increases the step volume by increasing the length of the piston so that the compression ratio increases, and oversizes the combustion chamber with a larger size to 200 cc. The test was carried out at the Automotive Mechanical Engineering Workshop at the Dharma Patria Polytechnic, Kebumen. The test was repeated 3 times to get maximum results. The research objective is to improve engine performance seen from data on power, torque and exhaust emissions obtained from testing using a gas analyzer. In this study, direct testing was carried out on a gas analyzer engine with three conditions, namely at rpm 1000, rpm 2000 and rpm 3000. The test results with a modified gas analyzer engine show 41 ppm HC and 4.3% CO levels, these numbers indicate better exhaust gas levels.