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Analisis Kinerja Metode Machine Learning (Orange Data Mining) Menggunakan Algoritma K-Nearest Neighbor, Random Forest dan Gradient Boosting dalam Prediksi Porositas Efektif Berdasarkan Data Well Log Paris Paris; Rohima Sera Afifah; Baiq Maulinda Ulfah; Bambang Sugeng; Iin Darmiyati
Jurnal Teknik Industri Terintegrasi (JUTIN) Vol. 9 No. 3 (2026): July
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jutin.v9i3.61262

Abstract

Effective porosity (PHIE) is a critical petrophysical parameter in reservoir evaluation, yet its conventional determination through core analysis is constrained by high costs and limited data coverage, particularly in heterogeneous reservoirs with nonlinear log relationships. This study analyzes the performance of three machine learning algorithms, namely K-Nearest Neighbor (K-NN), Random Forest (RF), and Gradient Boosting (GB), in predicting PHIE from well logging data (Gamma Ray, Bulk Density, Neutron Porosity, Sonic Transit Time) using Orange Data Mining, with a 75% training and 25% testing split validated through Stratified 10-Fold Cross Validation. Results show Gradient Boosting achieved the best performance (R² = 0.828; RMSE = 0.012; MAE = 0.008), followed by Random Forest (R² = 0.812) and K-NN (R² = 0.754). The sequential boosting mechanism proved more adaptive in capturing nonlinear relationships between log parameters and effective porosity, offering an efficient tool for formation evaluation with reduced reliance on core data.
Analisis Pengaruh Penambahan Aditif Xanthan Gum Pada Lumpur Pemboran Zela Madani Darmiyati; Eltimeyansi Chrisye Randanan; Sulardi; R. Bambang Wicaksono; Rifki Aditya; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 2 No. 1 (2021): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v2i1.7149

Abstract

This study investigated the use of Xanthan gum as an additive to improve the rheology of drilling mud. The parameters used in this rheology are viscosity, yield point, shear stress, and gel strength. This experiment was conducted in the laboratory to evaluate the effects of bentonite, fresh water, and Xanthan gum additives at various concentrations. During the experiment, five drilling mud samples containing 1, 3, 5, 7, and 15 grams of Xanthan gum were prepared. In the sample containing 1 gram of Xanthan gum, the viscosity was measured for 120 seconds/quarter, the yield point was found to be 24 lb/100ft², the plastic viscosity was found to be 4 cp, and the gel strength was found to be 0.78 lb/100ft². Meanwhile, the sample containing 15 grams of Xanthan gum has a viscosity of 4800 seconds/quarter, a plastic viscosity of 20 cp, a yield point of 52 lb/100ft², and a gel strength of 1.3 lb/100ft². The final result shows that the increase in the rheological properties of the mud is due to Xanthan gum which is in accordance with API standard drilling.
Analysis of Well Kick Countermeasures with Concurrent Method in MFA Well of NKL Field Muh Fatwa Asmawat; Aprilino Alfa Kurmasela; Abdul Gafar Karim; Fatma; Bambang Wicaksono; Sepryanto Fernandus D; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 2 No. 1 (2021): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v2i1.7150

Abstract

The goal is to drill an MFA well down to 4593 feet (MD) in the NKL field. At a depth of 4593 feet, the MFA well had a well kick problem as a result of drilling into the high pressure formation zone while gas was present in the formation. Gas bubbles in the soil are a sign that the MFA well has kicked. Correct handling of this well kick issue is necessary to avoid blowout. Well kick countermeasures on the MFA well in the NKL field are evaluated using the concurrent method, which includes collecting data from drilling implementation reports, analyzing new mud (kill mud) weight, maximum allowable mud weight (maximum allowable mud weight), pump, and formation pressure calculations when a well kick occurs. Make an evaluation by comparing the results of the calculation with the implementation data from the field, and then make inferences. The evaluation of the well kick countermeasures' implementation using the concurrent approach revealed that the kill mud weight was 12.21 ppg. The muck had to be moved using 2208 pump strokes and 36.79 minutes of pumping time. When the mud pump is stopped and the SIDP price is zero, there is no flow in the annulus, indicating that the well kick has been managed well. The most effective method for developing well-thought-out countermeasures is the concurrent strategy.
Peralihan Sucker Rod Pump (SRP) ke Electrical Submersible Pump (ESP) pasca Workover Sebagai Upaya Optimalisasi Produksi Sumur “E-030” Evi Maulia Nilawati; Deny Fatrianto Edyzoh Eko Widodo; M. Nur Mukmin; Fatma; Aprilliano Alfa Kumarsela; Cindy Pebriana; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 2 No. 1 (2021): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v2i1.7151

Abstract

Optimizing artificial lift systems according to well conditions is essential to achieve the desired production rate. Continuous production often leads to declining flow rates and reservoir pressure, causing incomplete fluid recovery. Water injection helps maintain pressure, while workover operations enhance production rates. This study optimizes well "E-030" by redesigning the artificial lift system from a Sucker Rod Pump (SRP) to an Electrical Submersible Pump (ESP) post-workover. The goal is to evaluate pre-workover production, justify the workover, and assess the redesigned lift system's efficiency. Initially, well "E-030" used an SRP. Due to a water flooding project, a workover was conducted, adding production layers to boost capacity. The best artificial lift post-workover was determined using an Inflow Performance Relationship (IPR) curve, applying Wiggin's method to analyze well conditions. The post-workover IPR analysis showed a maximum flow rate of 1104 bfpd and an optimal rate (Qopt) of 883 bfpd, a significant increase from 145 bfpd pre-workover. This led to replacing the SRP with an ESP to accommodate higher production. The redesigned ESP system includes a REDA D725N pump, a REDA 456 series motor, and AWG#4 cable, improving production efficiency.
Desain Ulang Pompa Electrical Submersible Pump (ESP) Untuk Mengoptimalkan Produksi Pada Sumur “FAM-2301” Lapangan Gefima Feliksta Agatha Mambela; Deny Fatrianto Edyzoh Eko Widodo; Nijusiho Manik; Aprilino Alfa Kurmasela; Rofima Sera Afifah; Reyhandri Anugrah; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 2 No. 2 (2022): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v2i2.7152

Abstract

The "FAM-2301" well in the "Gefima" field is a well that has just started producing using an artificial lift type Electrical Submersible Pump. So it is necessary to increase the flow rate (q) using the one-phase IPR method. In this well, an Artificial Lift Design was carried out using the Electrical Submersible Pump (ESP) method to increase the flow rate using the one-phase IPR method. In this final project research, the aim is to obtain the results of the redesign of the installation of new pumps and motors. From the design results of the "FAM-2301" well, it shows that the optimum flow rate obtained is 570 BFPD, while it is also obtained that the type of pump used in the "FAM-2301" well is REDA RC 1000 - 60Hz which has a pump efficiency of 58% while the motor used is the 456 series (37.5 HP, 578 Volts, and 42.5 A) so that it can be ensured that the pump can work properly.
Desain Gas Lift Dengan Metode Continuous Flow Untuk Mendapatkan Laju Alir Optimal Pada Sumur “F-1” Lapangan “X” Muhammad Vijaya Waluddin; Deny Fatrianto Edyzoh Eko Widodo; Amiruddin; Andry Halim; Firdaus; Michelle Rafael Waw; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 3 No. 1 (2022): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v3i1.7155

Abstract

Over time the flow rate will decrease so that the reservoir pressure will decrease, so it is necessary to optimize or increase the flow rate. To overcome the above, an artificial lift is used or what is called an “Artificial Lift”. Artificial Lift is an artificial lift method that is useful for adding pressure to the fluid so that it can flow up to the surface. At this well, the initial Artificial lift Design is being carried out using ESP (Electrical Submersible Pump) to become a Gas lift with the Continuous flow method. The purpose of this analysis is to see the potential installation of a continuous flow gas lift in the “F-1” well. The result of the IPR curve analysis from the calculation show that the “F-1” well has a maximum flow rate of 6704.7 bfpd. So that the well can still be optimized with the Gas lift design. Based on the Gas lift design, the desired flow rate is 5300 bfpd. In the F-1 well, it is known that the injection gas is 1,355,600 scf/day. As well as the location of the depth of valve 1 is at a depth of 2100 ft, valve 4 is at a depth of 2500 ft, valve 5 is at a depth of 2850 ft ( operation valve), and additional valves can be installed BE1 at 2344 ft and BE2 at 2489 ft.
Identifikasi Terjadinya Liquid Loading Dimasa Yang Akan Datang Dengan Metode Turner Pada Sumur X Lapangan Donggi Matindok Moh Fuzan Yasin; M. Ardian Pratama; Engeline Marlin; Fatma; Nijusiho Manik; Muhammad Rizki; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 3 No. 2 (2023): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v3i2.7158

Abstract

Well X is one of the gas wells owned by PT Pertamina EP Cepu Donggi Matindok Field, with the ongoing gas production process, the reservoir experiences a decrease in pressure over time which affects the productivity of the well so that the production rate of the well can decrease. In conditions where the pressure continues to decrease, it will cause the flow rate to no longer be able to lift the fluid, this is called liquid loading.The purpose of this study is to analyze and calculate the minimum flow rate and calculate the future IPR. The problem limitation in this study is emphasized on the analysis of well X to determine the minimum flow rate value and the minimum flow rate value when there is a decrease in pressure in the well. The method used is the Turner method in calculating the critical flow rate and the LIT calculation method in calculating the future IPR to determine the shape of the IPR curve in the future. The results of the calculation of the minimum flow rate of well X vary depending on the size of the Casing or tubing through which the fluid passes, at 7"Casing of 11.64 MMscfd, at 4.5" Casing of 4.87 MMscfd, and 3.5" tubing of 2.5 MMscfd. Based on the results of the IPR curve correlation with OPR using commercial software, using a choke size of 0.5625 inches with the actual flow rate obtained of 12.38 MMscfd.
Analisa Keekonomian Pada Proyek Injeksi Surfaktan Sumur 04 Lapangan Delima Dengan Menggunakan Psc Cost Recovery Erika Maulina; Firdaus; Eka Megawati; Ali Muchammad; Abdi Suprayitno; Kartika Choriah; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 3 No. 2 (2023): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v3i2.7159

Abstract

The role of fossil energy such as oil, natural gas, and coal in various economic activities is currently irreplaceable and has become a major need for the Indonesian people. The increasing needs of the community are sometimes not proportional to the results of the amount of production, as happened at Well 04 in the Delima Field, need surfactant injection because the production flow rate is decreasing. The purpose of conducting an economic analysis on this surfactant injection project is to detrmine whether choosing a surfactant injection method will produce appropriate profits. The system used in this economic analysis is PSC Cost Recovery using economic indicators NPV, IRR, POT, and Benefit to Cost. For sensitivity analysis using NPV Contractor, IRR Contractor, Contractor Take, and Government Take. Based on the results of calculations that have been carried out, the net profit value received by the contractor is 13.359.765 US$ and that received by the government is 16.420.258 US$. While the results of the sensitivity analysis that has been carried out, it is known that the most influential parameters are cumulative production and oil prices which are directly proportional.
Upaya Peramalan Cadangan Minyak Pada Sumur SBR-A Menggunakan Metode Decline Curve Analysis Sakinah; Firdaus; Joko Wiyono; Yudiaryono; Abdul Gafara Karim; Aliyah Sayyidina Putri Bahtiar; Iin Darmiyati
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 3 No. 2 (2023): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v3i2.7160

Abstract

Oil and natural gas are needs that are needed by every country including Indonesia. national need. In the SBR-A well field R, this was used for final project research, namely estimating oil reserves using the decline curve analysis method, the SBR-A well experienced a decrease in production. The purpose of carrying out the decline curve analysis method is to estimate or predict the estimated ultimate recovery and oil production in the future, so that we can predict the future production prospects of the field under study, so that we can determine the best steps taken to develop the field. either in actual conditions or other conditions. Based on the research results obtained from data processing using the Decline Curve Method, it can be seen that the type of curve is Exponential decline, with an actual cumulative value of 51328.40203 STB and a decline exponential value (b) of 0.01 and a nominal value of decline (D) of 0.007. And the remaining oil reserves (ERR) up to the economic limit of 53865.62128 STB, so that the SBR-A well can produce up to the economic limit of 5 BOPD, which is 674 days or 1.9 years, which starts production from 8 May 2023 to 1 January 2025. With the value of the amount of reserves that can be produced (EUR) in the SBR-A Well, which is 105194,023 STB..
Desain Electrical Submersible Pump (ESP) Untuk Meningkatkan Laju Alir Produksi Pada Sumur “DT014” Iin Darmiyati; Della Endangtri; Firdaus; Rohima Sera Afifah; Abdul Gafar Karim; Fatma; Muhammad Alif; Pratama Bagus Restu.S
AL-MIKRAJ Jurnal Studi Islam dan Humaniora (E-ISSN 2745-4584) Vol. 3 No. 2 (2023): AL-Mikraj Jurnal Studi Islam dan Humaniora
Publisher : Pascasarjana Institut Agama Islam Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/almikraj.v3i2.7161

Abstract

Oil production from a well often decreases due to reduced reservoir pressure, so a production increase method or artificial lift is needed to maintain or increase the production flow rate. One of the commonly used artificial lift methods is the Electrical Submersible Pump (ESP). This study aims to design an optimal ESP system for the DT014 well, which is experiencing decreased production. The analysis was carried out by considering reservoir parameters, fluid characteristics, and well operating conditions. The design process includes the selection of pumps, motors, and electrical cables that are in accordance with production needs. Simulations were carried out to ensure the performance of the ESP in increasing oil production efficiently and economically. The design results show that the application of ESP to the DT014 well can significantly increase the production flow rate compared to previous methods. By considering pump efficiency and energy consumption, the selection of the right ESP can maximize production while minimizing operational costs. Thus, the implementation of ESP has proven to be an effective solution to increase oil production in wells experiencing decreased reservoir pressure. This study is expected to be a reference for the optimization of artificial lift systems in oil fields with similar conditions.