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Journal : Automotive Experiences

Application of a PEM Fuel Cell Engine as a Small-Scale Power Generator for Small Cars with Different Fuel Concentrations Herlambang, Yusuf Dewantoro; Sulistiyo, Wahyu; Margana, Margana; Apriandi, Nanang; Marliyati, Marliyati; Setiyo, Muji; Shyu, Jin Cherng
Automotive Experiences Vol 6 No 2 (2023)
Publisher : Automotive Laboratory of Universitas Muhammadiyah Magelang in collaboration with Association of Indonesian Vocational Educators (AIVE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ae.9225

Abstract

A fuel cell power generation system is a renewable energy system that works based on electrochemical processes and produces a direct electric current (DC). Specifically, a Proton Exchange Membrane (PEM) Fuel Cell can operate at low temperatures and produce an efficiency of around 40-60%. In this study, the performance test of the PEM Fuel Cell for power generation was carried out by supplying hydrogen gas using hydrogen from the electrolysis of the hydrogen generator with a variation of KOH catalyst solution with a concentration of 0.5 M; 1.0 M; 1.5 M; 2 M and using Ultra High Purity (UHP) hydrogen with various flow rates of 250 mL/min, 300 mL/min, 350 mL/min, 400 mL/min, 450 mL/min, and 500 mL/min. The test results showed that the output power of hydrogen produced by the electrolysis process was 10.8 W at a concentration of 1 M solutions at an input current of 20 A. The greater the concentration of the catalyst solution, the smaller the electrical power required for the electrolysis process. However, the hydrogen power supply produced by the hydrogen generator was not optimal, so it did not meet the needs of the PEM Fuel Cell. As a result, the PEM Fuel Cell could not work. Meanwhile, testing with UHP hydrogen produced the highest electrical power of 31.588 W at a flow rate of 450 mL/min with a load of 20 W. It indicates that the PEM Fuel Cell is optimal at the output power value with an efficiency of 69.80%.
Study on Solar Powered Electric Vehicle with Thermal Management Systems on the Electrical Device Performance Herlambang, Yusuf Dewantoro; Sulistiyo, Wahyu; Margana, Margana; Apriandi, Nanang; Nursaputro, Septiantar Tebe; Marliyati, Marliyati; Setiyo, Muji; Purwanto, Wawan; Rochman, Muhammad Latifur; Shyu, Jin Cherng
Automotive Experiences Vol 7 No 1 (2024)
Publisher : Automotive Laboratory of Universitas Muhammadiyah Magelang in collaboration with Association of Indonesian Vocational Educators (AIVE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ae.10506

Abstract

This study aims to determine the reliability of applying a thermal management system in conjunction with Internet of Things in solar electric cars. In conventional electric cars or those whose driving energy source comes from gasoline fuel; the applied thermal management system is mainly used as a coolant for the internal combustion engine. However, for electric cars the thermal management system may be used for the main components such as controllers that convert solar module energy into electricity and batteries. Results from tests utilizing six DC fans for air cooling of the thermal management system yield two variations of battery charging conditions from the solar modules, namely variations of 25 and 400 turns of the trimmer constant current step-up charger. Test results from the proposed thermal management system show that the highest step-up charger temperature is 35.75 °C with voltage of 57.64 V for the variation of 25 laps. The test results on the battery voltage and temperature show that the highest battery temperature reaches 31.75 °C with voltage of 57.3 V at the variation of 25 rounds.
Modeling the Dynamics of a Passenger Car Using Experimental Data on Nonlinear Passive Shock Absorbers An-Nizhami, Avicenna; Herlambang, Yusuf Dewantoro; Apriandi, Nanang; Bono, Bono; Sugiono, Friska Ayu Fitrianti; Sai'in, Ali; Widodo, Ignatius Gunawan; Yanuar, Padang
Automotive Experiences Vol 8 No 1 (2025)
Publisher : Automotive Laboratory of Universitas Muhammadiyah Magelang in collaboration with Association of Indonesian Vocational Educators (AIVE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ae.12792

Abstract

This study explores the dynamic response of passenger cars equipped with nonlinear passive shock absorbers, emphasizing the nonlinear damping characteristics over traditional linear models in simulating real-world driving conditions. To capture the nonlinear damping behavior, experimental data from a shock absorber testing apparatus was utilized to derive an empirical formula. The damping force was modeled using a seventh-order polynomial equation, accurately representing the force-velocity relationship. This nonlinear damping model was integrated into a half-car suspension model, which was subjected to simulations involving two road profiles: a bump and an irregular sinusoidal road profile. Simulations demonstrated that the nonlinear model outperformed its linear counterpart, particularly in vibration control. It achieved significant reductions in body displacement, body acceleration, and suspension deflection, with notable improvements at resonance speeds. Root Mean Square (RMS) analysis further corroborated the nonlinear model's superior damping performance, showing lower displacement and acceleration values compared to the linear model. The findings indicate the effectiveness of nonlinear damping models in enhancing ride comfort and vehicle stability, providing a more realistic and effective framework for vehicle dynamic analysis compared to conventional linear approaches.
Trends, Advances, and Future Directions in Fuel Cell Electric Vehicle Performance: A Bibliometric Analysis Using the PAGER Framework Herlambang, Yusuf Dewantoro; Apriandi, Nanang; Negara, Komang Metty Trisna; Raharjanti, Rani; Angraini, Lily Maysari; Alfauzi, Abdul Syukur; Marliyati, Marliyati
Automotive Experiences Vol 8 No 1 (2025)
Publisher : Automotive Laboratory of Universitas Muhammadiyah Magelang in collaboration with Association of Indonesian Vocational Educators (AIVE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ae.13111

Abstract

The global shift toward sustainable transportation has positioned fuel cell electric vehicles (FCEVs) as a key zero-emission mobility solution. Despite notable technological progress, FCEV adoption faces persistent barriers including high hydrogen production costs, limited infrastructure, and lack of real-world validation. This study employs the Pattern, Advance, Gap, Evidence for Practice, and Research Recommendation (PAGER) framework to conduct a comprehensive bibliometric analysis of 200 peer-reviewed publications from 2005 to 2024, focusing on performance trends, technological advancements, research gaps, practical applications, and future research directions. The analysis uses Scopus data and VOSviewer for visualization and thematic mapping to identify three distinct research phases: early exploration, gradual refinement, and rapid technological maturity. Key findings highlight advancements in energy management strategies, hybrid powertrain integration, and hydrogen storage optimization. However, critical gaps remain in economic modeling, behavioral adoption analysis, and infrastructure scalability. This study offers a structured roadmap for future research and practice, emphasizing the need for dynamic total cost of ownership models, interdisciplinary policy interventions, and real-world pilot projects. The findings serve as a strategic reference for academics, industry stakeholders, and policymakers to accelerate the global transition to sustainable FCEV-based transportation systems.
Co-Authors - Suwarti, - . Sahid . Wahyono A Fauzi, Abdul Syukur Achmad Widodo Adiba, Azka Fikral Ahmad Hamim Su’udy Al Huda, Luqman Alfauzi, Abdul Syukur AM Mufarrih Aminuyati Amrullah, Utsman Syah An Nizhami, Avicenna Andreas Wahyu Gunawan Anis Roihatin Annisa Dewi Agustin Antoro, Daffa Yudha Akbar Putra Anwar, Muhammad Khaerul Apriandi MS, Nanang Apriandi, Nanang Apriandi Apriansyah, Icvan Aris Fiatno Arnoldi, Dwi Azharuddin Balqis Balqis Bayu, Tatar Bono . Bono Bono Budhi Prasetiyo Budhi Prasetiyo Carlos R. S. Dianisa Khoirum Sandi Dicky Septrianto Diny Agustina Rahayu Dr. Fatahul Arifin, S.T., Dipl.Eng.EPD., M.Eng.Sc Dwi Arnoldi, S.T., M.T. Dwiana Hendrawati Effendi, Sairul Elfrida Rizky Riadini Elhas, Rivan Ma’rivan Ella Sundari, S.T., M.T. Eri Prihatmini Evan, Bah F Gatot Sumarno, F Gatot F. Gatot Sumarno, F. Gatot Fachry Abda El Rahman Fatahul Arifin Fatahul Arifin Fatahul Arifin, Fatahul Feby Agasa Fenoria Putri, S.T., M.T. Franando, Franando Gatot Suwoto Gatot Yulianto Ghozali, Hanif Faizal Gustaf Susetyo Hadi, Kms. M. Hairul Hartanto, Jimmy Hermawan, Baktiyar Mei Hindrawati, Gita Huda, Muhamad Nurul Inayah Inayah Iwan Hermawan Iwan Setiawan Khoiri Rozi Khoirunnisa, Hilma Khoryanton, Ampala Khusna, Atina Nurul Kurnianingsih Kurnianingsih, Kurnianingsih Kurniawan Kurniawan Aldy Kusuma Lee, Shun-Ching Lusiana Rahmawati Margana Margana Marliyati Marliyati Marliyati, Marliyati Mars Widodo Mochammad Denny Surendra Mochammad Denny Surindra Mochammad Facta Muhammad Arif Fadilah Muhammad Ikbal Muhammad Latifur Rochman Muji Setiyo Mulyono Mulyono Munawwaroh, Dita Anies Nabila, Lathifa Dylla Nafisah Amalia Nanang Apriandi Nanang Qosim Nandiyaguna Yusarindra Negara, Komang Metty Trisna Ningrum, Siti Mardiyanti Ningtias, Dieta Wahyu Asry Novarika, Wirda Nursaputro, Septiantar Tebe Padang Yanuar Padang Yanuar Pambudi, Yoyok Dwi Setyo Prasetya, Valendry Naufal Purwanto, Wawan Putri, Farika Tono Putri, Mega Purnama R, Rizky Amelia Rachman, Iqo Yovie Raditya Rizqy Wibowo Radjiq, Akhmad Ramadoni, Ramadoni Rani Raharjanti Rasid, M. RD. Kusumanto RM. Fauzi Romi Wilza Rr. Tony Yulianto Rusdianasari Sahid Sahid Sai'in, Ali Satito, Aryo Setiyawan, Trio Setyawan, Martando Robby Setyowati, Nur Shyu, Jin Cherng Siti Zulaikhah Slamet Priyoatmojo, Slamet Sudjito Soeparman Sudjito Sudjito Sugeng Widada Sugiono, Friska Ayu Fitrianti Supandi Supriyo Supriyo supriyo supriyo Supriyo Supriyo Suseno, Sigit Sutanto, Bayu Suwarti Suwarti Suwarti Suwarti Syahputra, Angga Panjy Teguh Aji Wibowo Teguh Harijono Mulud Teguh Harijono Mulud Timotius Anggit Kristiawan Udi Harmoko Vita Ayu Aspriyanti Wahyono Wahyono Wahyu Isti Nugroho Wahyu Sulistiyo Wahyu Triharto Prabowo Wahyuni, Puri Wibowo, Andryana Dwiandara Widhaninggar, Diana Fika Widodo, Ignatius Gunawan Wigiantoro Wigiantoro Willy Ravindo H Damanik Wilza, Romi Wiwik Purwati Widyaningsih Yahya Yanuar Mahfudz Safarudin Yehuda Tofan Indra Cahya Yosintaska Yosintaska Yudha Ramadhan Yusi Amalia Renaningtyas Zainal Abidin Zakaria Zakaria Zakki Fuadi Emzain Zamheri, Ahmad Zulhan Widya Baskara