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Perencanaan Perawatan Motor Penggerak Wesel Type T84M dengan Menggunakan Metode RCM (Reliability Centered Maintenance) di Daop 2 Bandung Arief Darmawan; Dimas Adi Perwira; Edi Nyoto Setyo Marsusiadi; Else Frida Sukresnawati; Arum Putri Maharani
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 4 No. 1 (2023): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v4i1.3844

Abstract

Daop 2 Bandung is one of the train operational areas where each station has a signaling system to maintain safety and regulate train operations so that they remain effective and efficient. This research aims to determine the maintenance planning system for the Type T84M Wesel Drive Motor using the RCM (Reliability Centered Maintenance) method in Daop 2 Bandung. The method used is RCM (Reliability Centered Maintenance) which focuses on secondary data in the form of historical data on disturbances on the T84M draft motorbike which is used to calculate maintenance time intervals based on the results of data distribution for each component according to the RCM (Reliability Centered Maintenance) method. The research results show that the appropriate maintenance tasks for wesel motor components are scheduled disposal tasks and scheduled restoration tasks. The T84M draft motorbike has a reliability value of 43.2% and an availability value of 99% and the recommended maintenance interval for the T84M draft motorbike is 3 days.
Analisis Keekonomian Pembangunan Pembangkit Listrik Tenaga Surya (PLTS) Atap pada Stasiun Yogyakarta Arief Darmawan; Edi Nyoto; Dhina Setyo; Yunanda Raharjanto
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 4 No. 02 (2024): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v4i02.4867

Abstract

This study examines the use of a Hybrid Rooftop Solar Power Plant (HRSP) at Yogyakarta Station as a strategic step towards the utilization of renewable energy. The background of this research is highlighted by the global urgency of global warming and climate change, which have wide-ranging impacts on various aspects of life, including the energy sector. As a tropical country, Indonesia has a significant potential in the use of renewable energy, especially solar energy. Yogyakarta Station, as one of the main railway stations in Indonesia serving thousands of passengers daily, requires a high electricity supply, currently predominantly fueled by fossil fuels from PLN. The use of these fossil fuels contributes to the increase in greenhouse gas emissions, a major cause of global warming.This study focuses on the economic analysis of utilizing a Hybrid Rooftop Solar Power Plant (HRSP) at Yogyakarta Station as a strategic step towards renewable energy. The station, a key element in mass transportation, requires a significant supply of electrical energy, currently mostly derived from fossil fuels, contributing to greenhouse gas emissions. The HRSP is proposed as an environmentally friendly alternative, combining solar energy with other sources for sustainable electricity supply. Although it entails a substantial initial investment, technical and economic analyses indicate economic viability, with a Net Present Cost (NPC) of IDR 2,152,699,000.00 and a Cost of Energy (COE) of IDR 1,071.96. With the solar energy potential in the Special Region of Yogyakarta, implementing HRSP could be an economical and sustainable step to replace fossil energy sources at the railway station.