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Implementasi Metode Risk Based Inspection pada Storage Tank di PT. ABC dalam Penentuan Interval dan Metode Inspeksi: Implementation of the Risk Based Inspection Method in Storage Tanks at PT. ABC in Determining Inspection Intervals and Methods Nurbayanah, Siti; Soedarsono, Johny W.; Munir, Badrul; Mahendra, Mirza
MALCOM: Indonesian Journal of Machine Learning and Computer Science Vol. 4 No. 1 (2024): MALCOM January 2024
Publisher : Institut Riset dan Publikasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57152/malcom.v4i1.1088

Abstract

PT. ABC merupakan perusahaan perdagangan olahan minyak dan gas bumi di Indonesia, menekankan pentingnya tangki timbun atau storage tank dalam operasional penyaluran bahan bakar. Meskipun vital, storage tank sering menghadapi risiko korosi karena bahan konstruksi utama, seperti baja (Carbon Steel). Korosi ini dapat menyebabkan kegagalan peralatan, yang berpotensi merusak komponen sistem tangki dan bahkan melepaskan produk ke lingkungan. Dalam konteks Indonesia, regulasi pemerintah (Peraturan No. 32 Tahun 2021) menetapkan bahwa setiap tangki penyimpanan minyak atau gas alam di industri minyak dan gas harus menjalani pemeriksaan teknis dan keselamatan. Penelitian ini fokus pada pemeriksaan berbasis risiko dengan menggunakan API 581 Risk Based Inspection. Pendekatan ini merancang program inspeksi berdasarkan tingkat risiko terkait dengan peralatan. Dari hasil perhitungan dan analisis, disimpulkan bahwa storage tank memiliki tingkat risiko sedang (1D) dengan sisa umur terendah pada peralatan selama 15 tahun (180 bulan) dan corrosion rate maksimum sebesar 0,127 mm/tahun. Nilai-nilai ini masih berada dalam batas nilai risiko yang diperbolehkan, mengindikasikan kebutuhan untuk tindakan pencegahan dan pemeliharaan yang tepat guna memastikan keberlanjutan operasional yang aman dan efisien.
Case Study Of Strength And Calculation Of Remaining Service Life On Rig Equipment Using Pt Xyz's Finite Element Analysis Wicaksana, Satya; Ferdian, Deni; Soedarsono, Johny W.; Mahendra, Mirza
Jurnal Indonesia Sosial Teknologi Vol. 4 No. 11 (2023): Jurnal Indonesia Sosial Teknologi
Publisher : Publikasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59141/jist.v4i11.803

Abstract

Indonesia is a country that has a variety of natural resources, one of which is oil and gas. In the process of drilling for petroleum, one of the equipment used is a Rig. Age factors can affect the performance of the rig system. Where a structure is depleted beyond ten per cent, then the contribution must be the element undergoing repair or replacement of the defective. The Depletion structure must be repaired. Before operating with new materials, return to the initial condition. Therefore, Regulation Number 32 of 2021, Safety Inspection of Installations and Equipment in Oil and Gas Business Activities, sets the remaining life limit for equipment service. The research method used in this paper refers to the strength of the Rig Tower member, which is calculated using applicable formulas and standards. The final step is a simulation performed using FAE MSC Nastran software. In the calculation, the loading cases of API Spec 4F are used, namely: 1. Max. Rated static hook load of 90.7 tnf (889,463.2 N) with 6 lines, 2. Wind speed of 60 knots with pipe setback. The calculation results can be concluded that the structure of PT XYZ's Rig tower is strong enough against the Maximum Static Hook Load of 889,463.2 N (6 lines), wind load of 60 Knots with pipe setback, rig up load and can last for 30.39 (thirty-thirty-nine hundredths) of years for fatigue, 24 (twenty-four) years for environmental corrosion (Upper Mast) and 20.56 (twenty-fifty-six hundredths) of a year for abrasion corrosion (Lower Mast).