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Optimasi Produksi Menggunakan Injeksi CO2 dan Penerapan Sistem Carbon Pricing Reservoir X Wulan, Nanda; Eklezia Dwi Saputri, Eriska; Laksmita Sari, Riska
Journal of Sustainable Energy Development Vol. 3 No. 1 (2025): Journal of Sustainable Energy Development (JSED)
Publisher : Petroleum Engineering, Faculty of Engineering, University of Jember

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Abstract

Indonesia tercatat sebagai salah satu negara penyumbang emisi gas CO₂ terbesar di dunia dengan total emisi mencapai 1,3 Gt di mana 50,6% berasal dari sektor industri migas. Oleh karena itu, Pemerintah Indonesia berkomitmen untuk menurunkan emisi GRK sebesar 29%. Penelitian ini bertujuan untuk mengurangi emisi GRK dengan menerapkan sistem carbon pricing pada perhitungan keekonomian dan penggunaan metode injeksi gas CO2 pada reservoir X. Selain itu, metode injeksi CO2 diharapkan nantinya dapat mengoptimalkan produksi minyak pada reservoir. Injeksi CO₂ di reservoir X dan penerapan sistem carbon pricing menggunakan skema Production Sharing Contract (PSC) Gross Split dirancang dengan data asumsi yang memiliki karakteristik minyak ringan (°API 35) dan batuan sandstone dengan kedalaman 10.000 ft. Pada awal produksi, reservoir X mengalami penurunan yang signifikan akibat aquifer support yang lemah, sehingga diterapkan Enhanced Oil Recovery (EOR) dengan injeksi CO₂ secara miscible dan immiscible. Penelitian ini menggunakan 3 skenario yang nantinya disimulasikan dan dibandingkan hasil perolehan terbaik. Skenario 3 merupakan skenario terbaik dengan menginjeksikan 1 sumur produksi dan 2 sumur injeksi yang menunjukkan peningkatan kumulatif produksi minyak lebih besar dari simulasi basecase, diperoleh nilai sebesar 7,6 MMBBL dengan recovery factor sebesar 55% dan penurunan water cut hingga 91%. Selain itu, hasil perhitungan keekonomian dengan menerapkan sistem carbon pricing menghasilkan NPV sebesar 786.678,21 USD, IRR sebesar 11%, dan Pay Out Time (POT) selama 7,4 bulan yang mengindikasikan kelayakan ekonomi proyek bagi kontraktor. Penelitian ini memberikan triple-win solution dengan meningkatkan produksi minyak, mendukung target nasional pengurangan emisi karbon, dan memberikan keuntungan ekonomi.
Studi Simulasi: Pengaruh Soaking Time dan Injection rate Terhadap Peningkatan Recovery Factor dalam Injeksi CO2 Huff & Puff Pada Sumur X Sahtria panjaitan, sahtria panjaitan; Triono, Agus; Eklezia Dwi Saputri, Eriska
Journal of Sustainable Energy Development Vol. 3 No. 1 (2025): Journal of Sustainable Energy Development (JSED)
Publisher : Petroleum Engineering, Faculty of Engineering, University of Jember

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Abstract

CO₂ Huff & Puff injection is an effective enhanced oil recovery (EOR) method to boost production in declining reservoirs. This study focuses on simulating CO₂ Huff & Puff injection in Well X, SKW Field, by analyzing injection parameters such as soaking duration and injection rate. The simulation was conducted without history matching but included sensitivity analysis to evaluate reservoir performance. Seven soaking time variations (5–35 days) were tested, with 20 days yielding the highest Recovery Factor (RF) of 4.064%. Injection rate variations ranged from 1×10⁶ to 1.6×10⁶ ft³/day, with 1.4×10⁶ ft³/day achieving the highest RF increase of 4.070%. Soaking time and injection rate significantly impact oil recovery; however, excessive soaking leads to gravity segregation, reducing oil displacement efficiency. The optimal combination for maximizing recovery in Well X is a 20-day soaking time with a CO₂ injection rate of 1.4×10⁶ ft³/day. Keywords: CO2 Injection; Huff &Puff, Soaking Time, Injection rate
Peningkatan implementasi Keselamatan dan Kesehatan Kerja (K3) Destana Rambipuji dalam operasi penanggulangan bencana Hadziqul Abror; Eriska Eklezia Dwi Saputri; Riska Laksmita Sari; Welayaturromadhona Welayaturromadhona; Agus Triono
SELAPARANG: Jurnal Pengabdian Masyarakat Berkemajuan Vol 8, No 2 (2024): June
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jpmb.v8i2.23443

Abstract

AbstrakDesa Rambipuji memiliki topografi daratan dengan ketinggian berkisar 145 mdpl dan dilalui oleh sungai Dinoyo yang mengalir dari hulu lereng pengunungan Argopuro. Kondisi sungai terus mengalami pendangkalan, puncaknya pasca banjir bandang 2006 dan sampai saat ini belum ada normalisasi sungai Dinoyo. Desa Rambipuji sangat rawan banjir karena permukaan air sungai Dinoyo relatif sejajar dengan perkampungan padat penduduk sehingga hampir tiap tahunnya mengalami bencana banjir. Untuk menanggulangi bencana banjir yang tiap tahun terjadi, Desa Rambipuji membentuk Desa Tanggap Bencana (Destana) Rambipuji. Destana ini secara cepat dan tanggap melakukan kerja penanggulangan bencana pada pra bencana, darurat bencana serta pasca bencana. Dalam menjalankan fungsinya, Destana terdiri dari unsur pengurus dan relawan. Destana ini sudah dibekali dengan kemampuan teknis kebencanaan, namun saat operasi penanggulangan bencana relawan seringkali bekerja dengan membahayakan diri sendiri seperti tanpa APD yang memadai dan mengabaikan potensi bahaya dari kegiatannya. Untuk itu, penting dilakukan adopsin konsep K3 dari dunia industri untuk diimplementasikan Destana Rambipuji sebagai upaya meminimalisir resiko dan meningkatkan kepatuhan relawan pada prosedur kerja yang memenuhi aspek K3. Adapun kegiatan pengabdian ini meliputi tahap persiapan program pada bulan Juni-Juli 2023; Sosialisasi K3 dalam operasi tangguh bencana dan bimbingan teknis penyusunan job safety analysis (JSA) operasi bencana yang dilaksanakan pada tanggal 29 Juli 2023; serta pendampingan penyusunan SOP kerja berbasis K3 yang dilaksanakan pada bulan Agustus-November 2023. Dari kegiatan ini, relawan Destana Rambipuji memiliki kesadaran terkait pentingnya budaya K3, mampu melakukan managemen resiko saat operasi tanggap bencana, mampu menyusun dokumen JSA, serta melengkapi SOP kerja berbasis K3. Kata kunci: K3; destana; tangguh bencana; banjir AbstractRambipuji Village has a land topography with an altitude of around 145 metres above sea level and is traversed by the Dinoyo river which flows from the upstream slopes of the Argopuro mountains. The condition of the river continues to silt up, culminating in the 2006 flash flood and until now there has been no normalisation of the Dinoyo river. Rambipuji village is prone to flooding because the Dinoyo river's water level is relatively level with the densely populated villages, so flooding occurs almost every year. To cope with the floods that occur every year, Rambipuji Village formed the Rambipuji Disaster Response Village (Destana). This Destana quickly and responsively carries out emergency work in pre-disaster, disaster emergency and post-disaster. In carrying out its functions, Destana consists of administrators and volunteers. Destana has been equipped with disaster technical skills, but during disaster management operations volunteers often work by endangering themselves such as without adequate PPE and ignoring the potential dangers of their work. For this reason, it is important to adopt the Occupational Health and Safety (OHS) concept from the industrial world to be implemented by Destana Rambipuji as an effort to minimise risk and increase volunteer compliance with work procedures that meet OHS aspects. The service activities include the program preparation stage in June-July 2023; OHS socialisation in disaster resilient operations and technical guidance on the preparation of job safety analysis (JSA) for disaster operations carried out on 29 July 2023; and assistance in preparing OHS-based work SOPs carried out in August-November 2023. From this activity, Destana Rambipuji volunteers have an awareness of the importance of OHS culture, are able to carry out risk management during disaster response operations, are able to compile JSA documents, and complete OHS-based work SOPs. Keywords: HSE; disaster response village; disaster resilience; flood
Analisis Pengaruh Sifat Kebasahan (Wettability) Terhadap Tekanan Kapiler dan Sifat Kelistrikan pada Batuan Formasi X Faiqotul Hikmah; Hadziqul Abror; Eriska Eklezia Dwi Saputri
Jurnal Migasian Vol 9 No 2 (2025): Jurnal Migasian
Publisher : LPPM Institut Teknologi Petroleum Balongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36601/jm.v9i2.284

Abstract

This research was carried out with the aim of determining the effect of wettability on depth pressure and electrical properties in X formation rocks. The samples used in the research were 6 samples with a diameter of 1.5 cm. Testing the wettability properties using the Amott method with the Amott Cell, testing the glass pressure using a porous plate and testing the electrical properties using a resistivity meter. Testing for the wettability of THV samples in the Amott Harvey Index is in the range -0.8901 to -0.9825. Glass pressure tests were carried out to represent the height of the transition zone in the reservoir and produced Swirr values in the range of 20% to 31% of the pore volume. The saturation of the air sample in THV-2 is stable at a pressure of 100 psi and the THV-5 sample is stable at a pressure of 200 psi. In testing the electrical properties of rocks, the formation factor curve aims to obtain the cementation factor value (m) and the resistivity index curve to obtain the saturation exponent value (n). The m value obtained is 1.73 and the n value is 3.10. The conclusion from this research is that Formation Representation of aquarium pressure against the height of the transition zone results in rocks that have strong oil wet properties will have a shorter transition zone while rocks that have weaker oil wet properties will have a longer transition zone. This research did not find a clear relationship between wettability and resistivity.
Simulasi Kinerja Enhanced Oil Recovery (EOR) dengan Polymer dan Solvent CO2 pada Sumur Injeksi di Lapangan Norne Segmen C Arik; Eriska Eklezia Dwi Saputri
JSED Vol. 3 No. 2 (2025): Journal of Sustainable Energy Development
Publisher : Universitas Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19184/jsed.v3i2.60003

Abstract

The threat of an energy crisis driven by declining production from conventional wells and depleting global oil reserves can be mitigated through Enhanced Oil Recovery (EOR), which has the potential to increase production by 30-60%. This study evaluates the potential application of EOR using polymer and CO2 solvent injections in Segment C of the Norne Field, Norway. The primary objective of this study is to determine the recovery factor, observe the vertical and areal dynamics of oil saturation, and compare the effectiveness of both methods. Continuous injection simulations were applied to wells C-1H, C-2H, C-3H, and C-4H. The results indicate that the oil recovery factor from polymer injection in well C-2H reached 49%, outperforming both the CO2 solvent injection (46.45%) and the basecase scenario (46%). Meanwhile, the gas recovery factors for the basecase, polymer, and CO2 solvent were recorded at 70.50%, 61%, and 71%, respectively. Furthermore, fluid movement evaluation shows that polymer injection provides a more uniform areal sweep efficiency both macroscopically and microscopically, unlike the CO2 solvent, which is prone to segregation within the reservoir. In conclusion, the continuous polymer injection method demonstrates superior performance compared to continuous CO2 solvent injection in the Norne Field Segment C.