cover
Contact Name
Hadziqul Abror
Contact Email
hadziqulabror@unej.ac.id
Phone
+6282140986802
Journal Mail Official
jurnal_jsed@unej.ac.id
Editorial Address
Program Studi Teknik Perminyakan, Fakultas Teknik, Universitas Jember Jl. Kalimantan Tegalboto No.37, Krajan Timur, Sumbersari, Kec. Sumbersari, Kabupaten Jember, Jawa Timur 68121.
Location
Kab. jember,
Jawa timur
INDONESIA
Journal of Sustainable Energy Development
Published by Universitas Jember
ISSN : -     EISSN : 30482585     DOI : -
The Journal of Sustainable Energy Development is the official scientific journal of Petroleum Engineering, Faculty of Engineering, University of Jember for the dissemination of information on research activities, technology engineering development and laboratory testing in sustainable energy development. The focus and scope of JSED as follows: Oil and Gas Technology: Production, Reservoir, and Drilling Technology, Enhance Oil Recovery Geothermal Technology: Reservoir Characterization and Modeling, Development of Productivity-Enhancing Methods, Plan of Vevelopment Earth Science: Geology, Geophysics, Geochemical Renewable Energy: Wind energy, Hydro energy, Solar cell energy, Biomass
Articles 31 Documents
ANALISIS PENURUNAN LAJU PRODUKSI SUMUR PANAS BUMI LAPANGAN X MENGGUNAKAN METODE SPIVEY Ahmad Nur Febryansyah; Saputri, Eriska; Tongkeles, Patriks
JSED Vol. 4 No. 1 (2026): Journal of Sustainable Energy Development
Publisher : Universitas Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19184/jsed.v4i1.60010

Abstract

Geothermal energy is a strategic renewable resource for Indonesia, yet maintaining production levels is critical for energy security. This research aims to analyze the production decline of Well XY in Field X and forecast future flow rates to ensure sustainable power plant operations. The study utilizes a quantitative descriptive method, employing the Spivey Decline Curve Analysis (DCA) approach and the Gauss-Jordan reduction method for data regression. Results indicate that the decline is significantly influenced by operational steam losses at the rock muffler and cooling tower. The analysis calculated a loss rate parameter (b) of 0.053, with the regression model demonstrating high accuracy relative to actual production data. Forecasts suggest that Well XY’s production will decline to 11.23 t/h by December 2025 if no technical interventions are implemented. In conclusion, the Spivey method provides a reliable projection for reservoir management, highlighting the necessity of operational adjustments to prevent steam supply shortages.

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