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Role of Flow Simulation as a Tools for Failure Analysis Induced by Sulphate-Reducing Bacterial Yudha Pratesa; Badrul Munir
EPI International Journal of Engineering Vol 1 No 1 (2018): Volume 1 Number 1, February 2018
Publisher : Center of Techonolgy (COT), Engineering Faculty, Hasanuddin University

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Abstract

Sulphate Reducing Bacterials (SRB) is one of the challanging problem in oil and gas. It could attack the metals to form a pit. The SRB ussually left a colony as the indication of corrosion attack. One of the main problem to prevent the corrosion attack is the ablitity to mapping the possibility of attacking area. However, this study offer a method to simulate the bacterial growth area based on the differential flow rate in the pipe. The flow simulation showed the ability to be used as the analytical tool for the bacterial growth mappings. Laboratory testing was also conducted for confirmation of the SRB presence in the system
Current State: The Development of Thin Film Solar Cells Based on Kesteritee Compound Fianti Fianti; Badrul Munir; Kyoo Ho Kim; Mohammad Ikhlasul Amal
Journal of Natural Sciences and Mathematics Research Vol 2, No 1 (2016): June
Publisher : Faculty of Science and Technology, Universitas Islam Negeri Walisongo Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1109.78 KB) | DOI: 10.21580/jnsmr.2016.1.1.1641

Abstract

Thin film solar cell experience fast development, especially for thin film solar cell CdTe and Cu(In,Ga)Se2 (CIGS). However, the usage of rare element in the nature such as In, Te, and Ga and toxic such as Cd give limitation in the future development and production growth in big scale. Development of other alternative compound with maintain the profit of electronic and optic character which get from CIGS chalcopyrite compound will be explain. Compound of Cu2ZnSnSe4 (CZTSe) is downward compound from CIGS with substitute the In and Ga element with Zn and Sn. The compound kesterite structure can be modified with variation of chalcogen element to get wanted character in solar cell application. Efficiency record of photovoltaic devices conversion used this compound or downward reach 9.7%.©2016 JNSMR UIN Walisongo. All rights reserved.
Ta'arud Al- Masalih wa al-mafasid wa turuq al-ta'mul bih'inda istinbad al ahkam fi al-fatawa wa al-ijihad al-mu'asirat Badrul Munir
Media Syari'ah Vol 16, No 1 (2014)
Publisher : Sharia and Law Faculty

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/jms.v16i1.1792

Abstract

Ada
Profil Penegakan Diagnosis dan Stadium Penyakit Pasien Meningitis Tuberkulosis yang Dirawat di Rumah Sakit Dr. Saiful Anwar Malang Herpan Syafii Harahap; Badrul Munir
Unram Medical Journal Vol 5 No 2 (2016)
Publisher : Faculty of Medicine Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jku.v5i2.189

Abstract

Latar belakang: Tuberkulosis saat ini masih merupakan masalah kesehatan global. Meningitis tuberkulosis merupakan bentuk tuberkulosis di sistem saraf pusat yang paling sering ditemukan. Saat ini belum ada data mengenai angka kejadian penyakit ini di Kota Malang. Penelitian ini bertujuan untuk mengetahui profil penegakan diagnosis dan stadium penyakit pasien meningitis tuberkulosis yang dirawat di Rumah Sakit dr. Saiful Anwar (RSSA) Malang. Metode: Penelitian ini menggunakan rancangan potong lintang, dikerjakan selama bulan November-Desember 2014. Data diperoleh dari rekam medis pasien meningitis tuberkulosis yang dirawat di Rumah Sakit dr. Saiful Anwar (RSSA) Malang selama periode November 2013-Oktober 2014. Dilakukan penentuan klasifikasi diagnosis meningitis tuberkulosis menurut hasil konsensus The international tuberculous meningitis workshop dan penentuan klasifikasi stadium penyakit menurut British Medical Research Council (BMRC). Hasil: Jumlah subyek dalam penelitian ini 27 orang, dengan rician untuk subyek laki-laki dan perempuan masing-masing sebanyak 15 orang (55,56%) dan 12 orang (44,44%). Proporsi subyek dengan klasifikasi diagnosis possible dan probable masing-masing sebesar 70,37% dan 29,63%, dengan stadium penyakit I, II, dan III masing-masing sebesar 3,70%, 70,37%, dan 25,93%, dan dengan koinfeksi HIV sebesar 25,93%. Uji Kolmogorov-Smirnov terhadap menunjukkan tidak ada perbedaan proporsi stadium penyakit yang bermakna antara subyek laki-laki dan perempuan (p=0,516). Uji Chi-Square menunjukkan tidak terdapat perbedaan yang bermakna dalam hal klasifikasi penyakit (p=0,215) dan keberadaan koinfeksi HIV (p=0,298) antara subyek penelitian laki-laki dan perempuan. Kesimpulan: Subyek penelitian dengan klasifikasi diagnosis probable dan stadium penyakit III memiliki proporsi yang paling besar. Tidak terdapat perbedaan klasifikasi diagnosis, stadium penyakit, dan keberadaan koinfeksi HIV berdasarkan jenis kelamin.
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 Siti Nurbayanah; Johny W. Soedarsono; Badrul Munir; Mirza Mahendra
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.
Pengembangan Waqaf Temporer Bagi Pembangunan Ekonomi Umat: Suatu Kajian Penerapannya di Turki dan Indonesia Hamdiah, Hamdiah; Husni Mubarrak; Iskandar Iskandar; Badrul Munir
IHTIYATH : Jurnal Manajemen Keuangan Syariah Vol 8 No 1 (2024): Vol. 8 No.1 Juni 2024
Publisher : Fakultas Ekonomi dan Bisnis Islam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32505/ihtiyath.v8i1.8165

Abstract

This article would like to discuss the issue of contemporary waqf (Islamic endowment) practices in the Islamic world today for the ummah economic empowerment and development by choosing Turkey and Indonesia as the focus of study. Among the contemporary issues of waqf that is attracting attention to be studied further regarding the Muslim community is the acceptance of its temporary waqf implementation, shifting from previous definition of waqf as almsgiving intended for a perpetual purpose. The selection of both countries is based on the large Muslim population, as well as representing different schools of thought (Indonesia with the Shafi'i school and Turkey with the Hanafi school). By using literature studies and interview with competent parties in the field of waqf purposively as the research method which are then analyzed synthetically, this article concludes that the existence of temporary waqf will develop in the future, as found in Turkey and in Indonesia, one of the reasons is for benefit, as well as the efficiency of the right to use the assets donated.