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Optimasi Pemodelan Skema Proses pada Kolom Deetanizer Unit Kilang LPG Menggunakan Aspen Hysys Annasit; Kubela, Samessyela Kasih Putra; Setiyono, Agus
Jurnal Ilmiah Teknik Kimia Vol. 9 No. 2 (2025): JURNAL ILMIAH TEKNIK KIMIA
Publisher : Program Studi Teknik Kimia, Universitas Pamulang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32493/jitk.v9i2.48446

Abstract

LPG plant optimization modeling is important to improve overall plant performance. This can be done in various ways, such as increasing efficiency, productivity, and reducing costs. This research aims to obtain the optimum operating design scheme parameters to obtain the best LPG plant unit performance in terms of purity, product yield, energy consumption, and operational economics. Efficiency can be increased by improving production processes and reducing energy consumption. Productivity can be increased by increasing production capacity. In this research, the analysis method used involves a comparison between the LPG Plant unit design before and after optimization with field operational data, as well as data from literature studies. The factors that influence this difference include the value of equipment prices, the number of equipment, excessive utility consumption, and total sales of LPG production. Based on economic calculations, Scheme 1 has a Total Capital Investment (TCI) of $ 3,317,566.18, annual costs of $ 219,008.7346, and income of $ 125,666,446 (compared to scheme 2, which is $ 131,909,910.33), and LPG processing costs of $0.0199 per kg. By looking at the comparison of the performance and economic value of the two schemes, it can be concluded that scheme 1 is a superior concept for LPG production units because it has been considered from various aspects.
SISTEM INFORMASI PENILAIAN KERTAS KERJA WAJIB DI TEKNIK PENGOLAHAN MIGAS PEM AKAMIGAS Setiyono, Agus; Nurrahman, Arif; Dharmawan, Aditya
Semnas Ristek (Seminar Nasional Riset dan Inovasi Teknologi) Vol 8, No 01 (2024): SEMNAS RISTEK 2024
Publisher : Universitas Indraprasta PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/semnasristek.v8i01.7145

Abstract

Sistem penilaian yang berjalan di kampus PEM Akamigas masih sederhana. Tenaga pendidik (dosen) dan tenaga kependidikan (akademik) ketika melaksanakan penilaian ujian sidang kkw (kertas kerja wajib) di lingkungan kampus. PEM Akamigas masih menggunakan google form, google site dan excel, bahkan terkadang masih manual menggunakan kertas. Penilaian menggunakan google form hanya penilaian online biasa dan tidak terkesan kampus yang digitalisasi. Tujuan pembuatan sistem informasi penilaian ini digunakan untuk memudahkan penilaian secara online, digitalisasi dan data nilai tersimpan secara aman di database. Analisa SWOT digunakan untuk memecahkan masalah tersebut. Kemudian dijabarkan dalam metode Fishbone Diagram dari masalah yang dipilih. Metode SMART dapat digunakan sebagai panduan untuk menetapkan tujuan, target atau sasaran masalah yang akan dipecahkan. Perancangan system informasinya menggunakan tahapan survei sistem, analisis sistem, desain sistem, pembuatan sistem, implementasi sistem, pemeliharaan sistem. Hasil dari penelitian ini adalah terbuatnya sistem informasi penilaian kkw dan implementasi sistem informasi penilaian kkw di Program Studi Teknik Pengolahan Minyak dan Gas PEM Akamigas segera dilakukan.