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Analisa Keputusan Penerapan Preventive Maintenance Pada Boyd Crusher di Perusahaan Penunjang Industri Pertambangan Girman Sihombing; Evy Priyanti; Bayu Nur Kuncoro; Sofyan Wahyu
IMTechno: Journal of Industrial Management and Technology Vol. 3 No. 1 (2022): Januari 2022
Publisher : LPPM Universitas Bina Sarana Informatika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31294/imtechno.v3i1.1003

Abstract

Mining industry has the closed relation which is not separated from some types of company. Those service company are very important for mining activities. The support company is a company who give service for making the mining activities run well. Research or analysis service for solid or water mineral content is one of the support companies as state above. The purpose of this research is to know the often damage of spare parts of Boyd Crusher as one of main equipment of service company above. In this case, the coefficient value of the form and the time parameter must be known by using Weibull distribution, so that the maintenance method can be decided by applicating preventive maintenance concept. This research is done by using quantitative – qualitative method which based data around 1 year and the result is found that the Cylindrical Roller Bearing is the highest damage component. This finding is continued to be analysed by using fish bone diagram to know the main factor of those damages and the result is the less of routine lubrication and Lubricant excessive quantity for that component part where this part is made from metal material that has high friction.
Pengukuran Kinerja Mesin Sewage Treatment Plant (STP) menggunakan Metode Overall Equipment Efeectiveness : (Studi Kasus Pada PT. Gaia Care International) Sofyan Wahyu; Nova Pangastuti; Sepriadi Paningotan
Jurnal Teknik Mesin, Industri, Elektro dan Informatika Vol. 3 No. 3 (2024): September : JURNAL TEKNIK MESIN, INDUSTRI, ELEKTRO DAN INFORMATIKA
Publisher : Pusat Riset dan Inovasi Nasional

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55606/jtmei.v3i3.4118

Abstract

One of the important things in supporting the operational management of the building which is part of the building's mechanical and electrical aspects is the building's domestic liquid waste management system. The availability of liquid waste production cannot be separated from the performance of the Sewage Treatment Plan (STP) machine as a work tool that produces domestic liquid waste production in HDI Hive Menteng Building. STP machine maintenance is one of the important factors in ensuring the quality of liquid waste production in accordance with the Environmental Service (DLH) quality standards. The machine maintenance system can be used as a benchmark for measuring the effectiveness of STP machines. Machine performance with a high rhythm without stopping 24 hours which continues to increase and is comparable to the tenant accoupancy level, of course requires anticipatory action for machine breakdown problems. Overall Equipment Effectiveness (OEE) is a method used to measure and maximize machine effectiveness based on three categories, namely Availability rate, Performance rate, Quality rate. From the results of calculating the OEE value for the STP machine at PT. Gaia Care International) of 82.96%, in general the OEE value is still below the JIPM standard value, namely greater than 85%. For this reason, in this research, an analysis was carried out using a fishbone diagram, which is used to determine the causes and effects of not achieving the effectiveness of the STP machine. Based on the results of the Fish Bone Diagram analysis with several factors including; Machines, methods, people and materials can be concluded as factors that cause a decrease in the OEE value of STP machines, namely rework losses which are quite high so that they affect the Quality OEE value in STP machine measurements. The proposal given to increase the effectiveness of the STP Machine for controlling Rework Losses is to improve the general cleaning routine and increase the Backwash Pump Capacity in the aeration tank and Inlet.