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Prediction and effectiveness study of fracture distribution based on an artificial neural network technology and production performance data detection method: a case study of Ordovician carbonate formation in the Tahe oilfield, Tarim Basin Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-18 Hailong Ma, Lin Jiang, Zhen Wang, Huan Wen, Changjian Zhang, Pengyuan Han, Ziyou Zhang
To solve the difficulty of predicting the spatial distribution of fracture linear density and clarify the controlling influence of tectonic factors on the effectiveness of fractures. This article c...
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Influence of stress on the maximum shut-in pressure of double casing under non-uniform stress Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-18 Runze Li, Jie Zhang, Xin Li, Rongxin Li, Jiaohao Xie, Wenqing Ye
When the natural gas well overflows, if the well cannot be shut in time, the pressure in the casing will increase and may lead to the risk of blowout. In this paper, the finite element analysis met...
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Simulation of proppant conductivity test: effect of particle size dispersion Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-15 Federico G. Vega, C. Manuel Carlevaro, Mauro Baldini, Marcos A. Madrid, Luis A. Pugnaloni
A conductivity test of proppant material consists in confining a sample of the granulate at high pressure and then set a flow through the pack. The proppant particle size is the main variable contr...
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Pressure transient behavior of multiwell interference in strip-shaped heterogeneous reservoirs Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-14 Wenyang Shi, Mingtao Wu, Dongli Zhang, Guiliang Zhu, Hao Gu, Yongchuan Liu
Fault-karst reservoirs are commonly observed as strip-shaped characteristic. Due to the strong heterogeneity of fault-karst reservoir, the production well is often affected by the simultaneous inte...
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Pore characterization was achieved based on the improved U-net deep learning network model and scanning electron microscope images Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-14 Xiangru Chen, Xin Tang, Junjie Xiong, Ruiyu He, Biao Wang
The SEM image method is commonly used in the qualitative characterization of shale pores. The development of shale micro-reservoir pores can be visually observed through SEM images, but the efficie...
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Study on fracturing fluid return pattern and production characteristics of shale gas wells Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-11 Ye Yang, Zhiqiang Liu, Yawovi Souley Agbodjan
We innovatively propose a research method through micro-experiment + macro-measurement, combined with onsite proppant return test. This method can solve the problem of unclear impact of the return ...
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Shale brittleness evaluation under high temperature and high confining stress based on energy evolution Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-11 Ran Lin, Sirui Peng, Jinzhou Zhao, Hao Jiang, Lan Ren, Zhihao Yu, Bo Zhou, Jianfa Wu, Yi Song, Cheng Shen
Deep and ultra-deep shale gas reservoirs are crucial targets for future natural gas development. Extensive research has shown the shale brittleness is closely associated with the hydraulic fracture...
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Research on EOR for ultralow interfacial tension foam in high-temperature and high-salinity reservoirs: flooding simulation and application in Shengli Oilfield Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-12 Na Zhang, Mengjun Wu, Yurong Xue, Yongda Ma, Lei Tao, Haichi Shang, Wenyang Shi, Jiajia Bai, Zhengxiao Xu, Qingjie Zhu
For high temperature and high salinity reservoirs, the foam formulation system is required to have better foaming capacity and foam stability under formation conditions in tertiary EOR. In order to...
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In-situ prepared dispersed Co and Ni catalysts for heavy oil upgrading: effect of Ni, Co, and acetone on product composition Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-11 Khoshim Kh. Urazov, Nikita N. Sviridenko, Marina V. Mozhayskaya, Valentina V. Chebodaeva, Maria V. Grabchenko
Over the past decade, much attention has been paid to oil refining using various in-situ catalysts to increase the efficiency of the process. However, the influence of the solvent in the solvent-pr...
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Multivariate evaluation from electrocoalescence to Brazilian crude oils in pilot plant scale Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-09 Troner Assenheimer, Thiago Americano do Brasil, Khalil Kashefi, Ketil Petersen, José Carlos Pinto, Frederico Wanderley Tavares, Márcio Nele
A multivariate evaluation of the electrocoalescence process for crude oil dehydration is presented in this study. The objective is to assess the impact of operational variables and their combined e...
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Ultrasonic-assisted dewatering of crude oil under various transient flow regimes: an experimental and simulation study Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-09 Hasan Bahmani, Yousef Hojjat, Amir Yazdian, Mohammad Shirkosh
This paper aims to separate a water-in-oil emulsion using ultrasonic standing waves generated by a piezoelectric transducer inside a channel under the transient flow regimes. In the proposed method...
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Efficient AI-Physics hybrid model with productive capabilities to reduce the time of history matching and scenario assessment; a case study: Minagish oil field Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-08 Ali Qubian, Mohammed Ahmad Zekraoui, Sina Mohajeri, Emad Mortezazadeh, Reza Eslahi, Maryam Bakhtiari, Abrar Al Dabbous, Asma Al Sagheer, Ali Alizadeh, Mostafa Zeinali
This paper proposes a novel approach that combines physics-based numerical simulation with deep-learning neural networks to create an AI-Physics hybrid model for reservoir simulation. Our primary o...
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Isothermal low-temperature oxidation behavior and kinetics of heavy oil Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-06 Ruofan Wang, Shuai Zhao, Xinge Sun, Mikhail A. Varfolomeev, Kurbanjan Arkin, Fengxiang Yang, Haibo Li, Chengdong Yuan
In this study, the isothermal low-temperature oxidation (LTO) behavior of heavy oil was investigated by thermogravimetry combined with Fourier transform infrared spectroscopy. Furthermore, the kine...
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Sub-dew point claus process for reducing hydrogen sulfide emission from sulfur recovery units Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-05 Sepehr Sadighi, Seyed Kamal Masoudian, Seyed Reza Seif Mohaddecy, Ali Karimi
Increasing the efficiency of the sulfur recovery and decreasing the hydrogen sulfide emission are significant from both economic and environmental aspects. The cold bed adsorption (CBA) process is ...
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Improving the performance of bentonite-free water-based mud with lignin-based biopolymer Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-05 Imtiaz Ali, Maqsood Ahmad, Najeebullah Lashari
Various drilling problems are associated with bentonite utilization in water-based muds, including formation damage, reduced production rate and overall cost. Various alternative solutions in terms...
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Efficient biodegradation of crude oil by novel Pseudomonas aeruginosa strain isolated from petrochemical wastewater: identification and optimization Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-03-05 Mohsen Samimi, Mohsen Shahriari-Moghadam
One of the most noticeable risks that challenge the lives of organisms and human health is the entry of petroleum compounds such as crude oil into the environment. Herein, a novel strain of crude o...
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Experimental study of wellbore strengthening on pressure-bearing capacity Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-29 Jia Li, Jian Yang, Wanwei Zhao
Based on the method of hydraulic fracturing, the simulation experimental device and method of wellbore strengthening pressure bearing capacity were established, and the optimization experimental st...
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A novel tool to break the cementation force of a 9-5/8″ casing-cement sheath system for offshore well abandonment operations: design, tests, and feasibility analysis Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-19 Linfeng Zhang, Guorong Wang, Lin Zhong, Huixian Mu, Jiajia Jing, Dangfei Wang, Zhiyu Lv, Xiaoping Liu, Qintao Zeng
Casing recovery in offshore well abandonment is challenging due to the cementation force between the casing and the cement sheath. To improve the well abandonment operation efficiency and success r...
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Hydrate phase equilibrium conditions for H2S and CO2 gas mixture removal from natural gas: modeling and optimization study Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-12 Maria S. Kudryavtseva, Anton N. Petukhov, Dmitry N. Shablykin, Ekaterina A. Stepanova, Vladimir M. Vorotyntsev, Andrey V. Vorotyntsev
In this study, for the first time, a comprehensive mathematical modeling of the optimal conditions for the gas hydrates formation of hydrogen sulfide (H2S) and carbon dioxide (СО2) was carried out ...
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Optimized variational mode decomposition denoising method based on weighted mean of vectors algorithm Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-12 Dongmei Wang, Yingli Tong, Dandi Yang, Peng Wang, Jingyi Lu
Aiming at the noise interference in oil and gas pipeline leakage detection, a signal denoising method based on improved variational mode decomposition (VMD) algorithm is proposed. First, the weight...
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Evaluation of aging of chemical additives under controlled conditions of pressure, flow rate and temperature Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-07 Carla Michele Frota da Silva, Edilson Domingos da Silva, Gustavo de Gusmão Celestino, Bruno Barbosa Castro, Elizabete Fernandes Lucas
Evaluating stability and performance of chemicals after simulating extreme application conditions is very important for operational success. The aim of this work was to develop and validate an expe...
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Numerical study on crack propagation of CO2 fracturing in tight sandstone reservoir considering fluid-solid-temperature coupling Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-06 Xiaoping Gao, Teng Qiang, Yanyun Lei, Kaiyu Lei, Weikai Liu
Tight sandstone has a tight structure and low natural production capacity, usually requiring the use of fracturing technology to achieve industrial production. Supercritical CO2 fracturing has attr...
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A comprehensive study on the effect of rock corrosion and CO2 on oil-water interfacial tension during CO2 injection in heavy oil reservoirs Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-06 Chen Luo, Hui-Qing Liu, Zuo-Chen Wang, Xiao-Cong Lyu, Ya-Qian Zhang, Song Zhou
This study is focused on addressing issues related to the interaction mechanism between reservoir rocks and fluids during CO2 injection in heavy oil reservoirs. The results indicate that the carbon...
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Effect of anisotropy on drilling mechanical properties for rock in process of drilling Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-02-05 Mingming He, Panfeng Li, Chunchi Ma, Jianbin Zhao, Yonghao Zhang, Beibei Yang, Bonan Wang
The anisotropic characteristics of rock have important value for construction safety and evaluation of rock properties. The purpose of this article is to study the variation law of drilling paramet...
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Analysis of flow characteristics of continuous cementing slurry mixing system Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-31 Chunlin Mao, Yongjun Hou, Siwu Ren, Youping Liu
A thorough literature review demonstrates that the research on the flow characteristics of continuous cementing slurry mixing system has not been reported. This research work was to analyze the inf...
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Dynamic risk analysis for oil and gas exploration operations based on HFACS model and Bayesian network Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-31 Bo Zhang, Li Kong, Zuoling You, Ying Liu, Yunrui Zhang
Oil and gas exploration (OGE) is an important part of the petroleum industry. How to predict and prevent risks of OGE accidents in a targeted way is still a challenge, while few researchers have fo...
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Influence of ZnO and TiO2 nanoparticles on the performance, combustion and emission characteristics of diesel engine fueled with okra seed bio-diesel Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-31 Rajalingam Chelliah, Haribabu Krishnaswamy, Sivaprakash Muthukrishnan, Ramkumar Ramakrishnan Iyappalam
Energy sector is demanding alternate fuel for conventional fuel to solve the problems like environmental pollution, Climate change and the exhaustion of fossil resources. Hence, the search of new f...
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An analytical model to estimate the oxidation time required to reach spontaneous ignition with heat loss being considered Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-30 J. Sheng
During air injection into an oil reservoir, an oxidation reaction generates heat to raise the reservoir temperature. When the reservoir temperature reaches an ignition temperature, spontaneous igni...
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Application of flocculant and coagulant in treatment of oily pollutants: a mini review Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-24 Yihai Yang, Jingjing Li, Yu Liang, Dejin Zheng, Guolin Jing, Yang Liu, Min Guo
Oily pollutants are mainly composed of oily wastewater, oily sludge and oily waste gas. Oily pollutants are a hazardous waste, if it is not properly treated, it will bring serious negative effects....
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Surface functionalization of synthesized sodium alginate from brown algae for maximizing the yield of re-refined used lubricating oil using extraction-flocculation–an environment-friendly approach Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-22 Sayantan Sarkar, Deepshikha Datta, S. V. N. Pammi, Bimal Das
This study aims at efficient, economically feasible, and environmentally friendly regeneration of waste lubricant by surface-functionalized bio flocculant via extractive-flocculative technique for ...
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Preparation and performance of an environmental-friendly degradable semi-interpenetrating network temporary plugging agent for acidification Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-22 Pingli Liu, Ming Wang, Yangyang Fu, Juan Du, Xiang Chen, Jinming Liu, Chengxi Huang, Fengcheng Lou, Ce Li, Guan Wang
Since 1896, acid stimulation technology has been widely using in world’s reservoirs. Temporary plugging agent (TPA) was one of the key materials for achieving uniform acidification of long wellbore...
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Dispersion of asphaltene aggregates by zwitterionic surfactants: influence of cations structure Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-24 Shirin Baghersaei, Babak Mokhtari, Bahram Soltani Soulgani, Nahid Pourreza, Hamid Zafari Dehkohneh
The precipitation and deposition of asphaltenes are significant challenges in the petroleum industry resulting in substantial costs. A practical approach to addressing this issue is to use chemical...
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Metaheuristics and the quadrant scale approach for appraising the attractiveness of petroleum fiscal systems Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-22 Daniel Ocran, Eric Broni-Bediako
Evaluation of petroleum fiscal regimes for alternative selection is a challenging task in the oil and gas industry. The qualitative methods or quantitative methods which are based on static reserve...
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Material balance evaluation method for water-bearing gas reservoirs considering the influence of relative permeability Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-19 Yu Peng, Haiji Ma, Zhenglan Li, Lianlian Zhou, Jinzhou Zhao, Xiaoyong Wen
In this paper, we developed a material balance method based on a two-phase flow equation for evaluating the development efficiency in gas reservoirs. The calculating results show that the theoretic...
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Seismic survey of steeply inclined coal seams using the vertical data acquisition system Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-18 Yang Yang, Hua Chen, Qinghua Peng, Jie Zhu, Tianyu Zhang, Ping Li, Ibrar Iqbal
Prior to the establishment of a coal mine, a high-resolution three-dimensional (3D) seismic survey was carried out. For seismic exploration of steep coal seams with an inclination angle more than 4...
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Effect of organic–inorganic interaction on source rock gas generation in Bozhong 19-6 structural zone Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-18 Wei Li
The discovery of Bozhong 19-6 gas field has opened up a new field of deep gas exploration in Bohai Bay basin, showing great potential for gas exploration in oil-type basins. Taking Bozhong 19-6 gas...
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The construction and mechanisms of a O/W microemulsion acid blockage remover system for low permeability reservoirs Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-18 Han Zhao, Dexin Liu, Da Wu, Yeliang Dong, Zhenghao Xu, Erkun Dong, Zhiyuan Sun
Segmental injection as well as high corrosion of the conventional matrix acidizing treatment is harmful to the environment. In this work, a new O/W microemulsion acid (MEA) blockage removal system ...
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Research progress of machine-learning algorithm for formation pore pressure prediction Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-03 Haoyu Pan, Song Deng, Chaowei Li, Yanshuai Sun, Yanhong Zhao, Lin Shi, Chao Hu
Formation pore pressure is one of the most important basic data in petroleum exploration and development. The traditional prediction model of formation pore pressure relies on artificial experience...
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New method prediction of rock mechanics parameters in drilling process based on machine learning Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-05 Mingqiang Wei, Dongling Qiu, Tao Yue, Yonggang Duan, Heying Wang
During the drilling process, rock mechanics parameters (RMP) are an important basis for optimizing drilling fluid density, drill bit selection, and wellbore stability. However, during the actual dr...
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Improvement of extractive desulfurization for Iraqi refinery atmospheric residual Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-05 Nuha Muhsen Ali, Eynas muhamad Majeed, Ghassan Hassan Abdul Razzaq, Jasim I. Humadi, Mustafa A. Ahmed
Extractive desulfurization (EDS) process of petroleum fuels via effective solvents has been widely investigated in recent decades and has an excellent future as an alternative technique to HDS proc...
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Improved calculation models for penetration ability of deep-penetrating horizontal perforation technique with self-induced nozzle bit Pet. Sci. Technol. (IF 1.5) Pub Date : 2024-01-03 Guohua Wang, Lingui Wang, Chengxiao Li
High-pressure water jet deep-penetrating horizontal perforating (DPHP) technique is one of the most effective ways to enhance the oil recovery, and the extreme perforation penetration affects direc...
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Nickel impregnated graphene oxide catalyst for the desulfurization of transportation fuels using NaClO/H2O2 oxidants Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-31 Ashfaq, Sidra Subhan, Ata Ur Rahman, Bashir Ahmad, Kifayatullah Khan, Fazle Subhan, Waqas Ahmad, Muhammad Yaseen
Herein, graphene oxide (GO) and nickel (Ni) impregnated GO (Ni/GO) catalysts were synthesized in combination with NaClO/H2O2 mixture for the oxidative desulfurization (ODS) of model and transportat...
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Liquid-phase adsorption of nitrogen compounds from model diesel fuel on activated carbons Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-25 Narjes Ghaloum, Muhieddine A. Safa, Rashed Bouresli, Mohammad S. Alshemali, Tahani Al-Shamary, Nasser Mustafa, Hamza Albazzaz, Xiaoliang Ma
One of the great challenges in deep hydrodesulfurization (HDS) to produce ultra-low-sulfur diesel (ULSD) is the coexisting heterocyclic nitrogen-containing compounds in middle distillates, which si...
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Production of low sulphurated diesel-like fuel from waste mineral and tire oils by pyrolytic distillation Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-21 Abdulkerim Yıldız, Selman Aydın
In this study is to produce diesel-like fuel (DLF) from waste mineral and waste tire oil which are harmful to the environment and human health, desulfurization process of these fuels, and to compar...
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Study on the sweep control method of in-situ combustion reservoir in Xinjiang Hongqian oilfield based on asynchronous injection and production Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-19 Fengxiang Yang, Xinge Sun, Wenbin Xin, Hongyang Zhan, Chengguo Gao, Shibao Yuan
Adjusting injection and production parameters is an essential tool for studying the effect of reservoir heterogeneity on in-situ combustion (ISC) sweep and associated control strategies, as well as...
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Infill well deployment optimization based on a novel multi-well productivity model considering inter-well interference for shale gas reservoir Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-21 Lan Ren, Gaomin Li, Jinzhou Zhao, Ran Lin, Jianfa Wu
Optimizing the deployment of infill wells is significant for improving the recovery of shale gas reservoir. A multi-well productivity prediction model considering complex fracture morphology and fl...
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Statistical feature engineering using discrete wavelet transform: a tool for improving the prediction of compressional and shear sonic travel time logs Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-18 Waquar Kaleem, Kashan Ahmed Khan, Amit Saxena
This paper aims to predict compressional and shear sonic travel time logs using conventional logs that are easier and less expensive to acquire during the development cycle. The study uses a gradie...
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Influence of rock properties on thrust and torque during rock coring operations a case study Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-15 Venkatachalam Pasupuleti, Sharma Avnl, Vijaya Kumar Chodavarapu
The most important parameters for rock strength evaluations in excavation, mining, and mechanical engineering projects are the uniaxial compressive strength, Brazilian tensile strength, density, ab...
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Organic geochemical characteristics and sedimentary environment of source rocks in faulted basin: a case study of Zhusan depression Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-13 Xiaoyan Fu, Shijia Chen, Jungang Lu, Mingzhu Lei
Multiple sets of source rocks have developed in the Zhusan Depression. However, the organic geochemical characteristics and significance of the sedimentary environment haves not been made clear. On...
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Encapsulation of xanthan gum for controlled release at water producer zones of oil reservoirs Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-15 Ali Khalilnezhad, Eghbal Sahraei, Farid B. Cortes, Masoud Riazi
Tolerating the harsh conditions of reservoirs is one of the main challenges for the application of chemicals in field operations. Polymers are one of the chemical agents with extensive utilization ...
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Development and comparison of different artificial intelligence-based models for viscosity of in-situ cross-linked acids Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-14 Hossein Mehrjoo, Amir Ehsan Feili Monfared, Saeed Jafari, Saeid Norouzi-Apourvari, Mahin Schaffie
The use of in-situ cross-linked acids (ICAs) is common in stimulating oil and gas reservoirs. However, their rheological models have not been widely incorporated into simulation software due to the...
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Wax appearance temperature in crude oils measured by surface plasmon resonance Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-13 Mohammed H. Al Shakhs, Cailan Libby, Kenneth J. Chau, Shahnawaz Molla, Vincent J. Sieben
To predict and quantify the wax appearance temperature in crude oils, we proposed and implemented a well-explored sensing method known as surface plasmon resonance. This phenomenon occurs when an i...
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The numerical simulation of behaviors of oil-water-emulsion flow in pores by using phase field method Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-13 Zhenlei Zhang, Minghui Gao, Wei Zhou, Diansheng Wang, Yudou Wang
In the emulsion flooding processes, the flow of the emulsion droplets facilitates the oil recovery. However, there is currently limited insight into the microscopic enhanced oil recovery mechanism ...
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Influence of ethyl proxitol on cold filter plugging point, combustion, emissions characteristics of biodiesel blends in CI engines Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-14 Mahmut Beyaz, Selman Aydın, Ramazan Şener
In this study, it is aimed to enhance the suitability of biodiesel blends for cold region applications while preserving or even improving combustion and emissions characteristics. The effects of et...
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Integrated approach to improve numerical and geostatistical performance on a naturally fractured carbonate reservoir Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-14 Manuel Correia, Gonçalo Oliveira, Denis Schiozer
The numerical simulation of carbonate reservoirs, while keeping the heterogeneous behavior in a reasonable development time, is a challenge. This study introduces a new method to improve simulation...
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Theoretical, experimental and simulation analyses of the ball-sealer downhole movement for thermal recovery of heavy oil Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-14 Yan An, Xuliang Zhao, Kai Wei, Wei Kou
Plugging blastholes by ball-sealers is an effective method to enhance the thermal recovery of heavy oil, while the downhole movement of ball-sealers is unclear. In this study, four analysis methods...
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A review of mechanisms influencing stable rheology complex Pickering foams for carbon utilization & storage in subsurface formations Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-14 Krishna Raghav Chaturvedi, Tushar Sharma
While CO2 foams have been utilized for tertiary oil recovery and carbon collection, utilization, and storage for quite some time, but due to foam instability, the storage efficiency and enhanced oi...
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Simulation of hydraulic fracture propagation based on implicit gradient non-local model Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-13 Xudong Zhang, Feng Sun, Bo Zhou, Shifeng Xue, Hengran Cao
Fracture extension simulation is an important tool for studying hydraulic fracture characteristics. To solve the problem of mesh sensitivity of strain and fluid pressure during hydraulic crack prop...
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Research on pipeline leakage signal denoising using variational mode decomposition and energy value Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-15 Dongmei Wang, Ying Sun, Jianli Xiao, Jingyi Lu
In order to separate the effective components and the noise components after variational mode decomposition (VMD) and improve the denoising effect of VMD, a denoising approach combining VMD with en...
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Mechanism and synergic effect of smart water and amphoteric surfactant on oil recovery in carbonate rocks: Marangoni flow and changing disjoining pressure of water film Pet. Sci. Technol. (IF 1.5) Pub Date : 2023-12-04 Fatemeh Khalili, Amir Hossein Saeedi Dehaghani, Hossein Moradi
One way to increase oil production was to inject various water-based fluids to move oil into the reservoirs, which in some cases used surfactants to produce oil trapped in the water-based fluid, bu...