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Usulan Perawatan Sistem Boiler dengan Metode Reliability Centered Maintenance (RCM) Rachman, Hamim; Garside, Annisa Kesy; Kholik, Heri Mujayin
Jurnal Teknik Industri Vol 18, No 1 (2017): Februari
Publisher : Department Industrial Engineering, University of Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (260.174 KB) | DOI: 10.22219/JTIUMM.Vol18.No1.86-93

Abstract

Pembangkit Listrik Tenaga Uap (PLTU) PT Indo Pusaka Berau is a PLN work unit that provides electricity to consumers. The problem of the company is the frequent damage to boiler engine components. The company uses corrective maintenance system. On the problem, it is necessary to develop a machine maintenance system with Reliability Centered Maintenance (RCM) approach. The objective of the study was to select a boiler system maintenance action based on the RCM method and component replacement interval to minimize Total Minimum Downtime (TMD). Results of data processing RCM method, component in category Condition Directed (CD) is El Bow component. Components in Time Directed category (TD) are gland seal steam and check valve. Components in the Time Directed category are calculated for component replacement intervals on TMD criteria. The calculation result from component replacement interval was obtained 37 days for gland seal steam component and 58 days for check valve component. The proposed treatment of RCM method can reduce downtime by 11.33% of the company's maintenance methods.
Usulan Perawatan Sistem Boiler dengan Metode Reliability Centered Maintenance (RCM) Hamim Rachman; Annisa Kesy Garside; Heri Mujayin Kholik
Jurnal Teknik Industri Vol. 18 No. 1 (2017): Februari
Publisher : Department Industrial Engineering, University of Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/JTIUMM.Vol18.No1.86-93

Abstract

Pembangkit Listrik Tenaga Uap (PLTU) PT Indo Pusaka Berau is a PLN work unit that provides electricity to consumers. The problem of the company is the frequent damage to boiler engine components. The company uses corrective maintenance system. On the problem, it is necessary to develop a machine maintenance system with Reliability Centered Maintenance (RCM) approach. The objective of the study was to select a boiler system maintenance action based on the RCM method and component replacement interval to minimize Total Minimum Downtime (TMD). Results of data processing RCM method, component in category Condition Directed (CD) is El Bow component. Components in Time Directed category (TD) are gland seal steam and check valve. Components in the Time Directed category are calculated for component replacement intervals on TMD criteria. The calculation result from component replacement interval was obtained 37 days for gland seal steam component and 58 days for check valve component. The proposed treatment of RCM method can reduce downtime by 11.33% of the company's maintenance methods.
Warehouse Inventory Recording System Based on VBA Excel at Sinar Mas Berau Coal Polytechnic Dewi Safitriani; Hamim Rachman; Nur Ainun Musvirah
Poltanesa Vol 27 No 1 (2026): June 2026
Publisher : P3KM Politeknik Pertanian Negeri Samarinda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51967/tanesa.v27i1.3587

Abstract

Effective inventory management is a crucial aspect in supporting smooth logistics operations, including in vocational education institutions such as Politeknik Sinar Mas Berau Coal. However, manual inventory recording is still a common obstacle, especially in terms of efficiency, data accuracy, and ease of tracking goods. This study aims to design and implement a warehouse inventory recording system based on Microsoft Excel with Visual Basic for Applications (VBA) support to improve recording efficiency and accuracy. This system is designed to document incoming and outgoing goods data, monitor stock in real-time, and present integrated automatic reports. The implementation results show that this VBA Excel-based system is able to simplify the warehouse administration process, minimize the risk of data input errors, and simplify the internal logistics audit process. This system can also be an economical and applicable solution for educational institutions with limited resources. In the future, this system can be further developed with database integration and higher security features.