Search Results - "Zhong, Liguo"

Numerical Study on the Evolution of Reservoir Pressure and CBM Concentration Considering Hydraulic Fractures by Wang, Yuan, Zhong, Liguo, Zhang, Lei, Zou, Junpeng

“…Based on the theories of mass conservation and coalbed methane (CBM) adsorption/desorption, this paper first establishes a novel reservoir pressure model for…”
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Analysis of the Influence of Hydraulic Fracturing Fluid Velocity on Fracture Propagation by Wang, Yuan, Zhong, Liguo, Sun, Xiaoguang, Feng, Yanqing, Lin, Haikun

“…To reveal the influence of fracturing fluid velocity on hydraulic fracturing fracture propagation, a hydraulic fracturing numerical model was established based…”
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Characterization of Nanoscale Pores in Tight Gas Sandstones Using Complex Techniques: A Case Study of a Linxing Tight Gas Sandstone Reservoir by Lyu, Chaohui, Zhong, Liguo, Ning, Zhengfu, Wang, Qing, Cole, David R.

“…Pore structures with rich nanopores and permeability in tight gas reservoirs are poorly understood up to date. Advanced techniques are needed to be employed to…”
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Waterflood Efficiency Assessment Using Injection–Production Relationship Analysis Method by Hao, Tongchun, Zhong, Liguo, Liu, Jianbin, Zhang, Xiaocheng, Zhang, Lei

“…The relationship between injection and production wells is a major component of reservoir evaluation and the foundation for establishing an efficient oilfield…”
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Study on Characteristics of Dispersed Oily Sludge and Its Plugging Performance by Wang, Cheng, Zhong, Liguo, Zhang, Wei, Han, Xiaodong, Wang, Qiuxia, Wang, Hongyu

“…Oily sludge is a significant hazardous waste generated in the petroleum industry, and oily sludge reinjection and plugging is a new treatment technology…”
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Experimental Study on Water-in-Heavy-Oil Droplets Stability and Viscosity Variations in the Dilution Process of Water-in-Heavy-Oil Emulsions by Light Crude Oil by Liu, Yigang, Bai, Jianhua, Guo, Peipei, Zhang, Wei, Zhong, Liguo, Lyu, Chaohui, Hao, Yi, Zhang, Mengqi, Han, Xiaodong, Bi, Peidong

“…The main objective of this study is to put forward effective schemes for alleviating reservoir choke caused by emulsification or Jamin’s effect using the…”
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Characteristics of Weak-Gel Flooding and Its Application in LD10‑1 Oilfield by Wang, Cheng, Zhong, Liguo, Liu, Yigang, Han, Yugui, Zhao, Peng, Yuan, Yujing, Han, Xiaodong

“…Weak gel is a kind of three-dimensional cross-linking system with low polymer concentration and appropriate cross-linking agents, dominated by intermolecular…”
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Laboratory Evaluation of Fluidity of Heavy Oil Emulsions in Formation Pores Medium by Liu, Jianbin, Zhong, Liguo, Ren, Lei, Hao, Tongchun, Wang, Cheng, Liu, Yigang, Jiang, Youwei, Zhou, You

“…Heavy oil emulsions such as water in oil (W/O), oil in water (O/W), and water in oil in water (W/O/W) would be formed during the development of heavy oil…”
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Field application of a modular multiple thermal fluid generator for heavy oil recovery by Zhong, Liguo, Wang, Cheng, Liu, Yigang, Zhang, Wei, Han, Xiaodong, Sun, Yongtao

“…A modular multiple thermal fluid generator is introduced to enhance heavy oil production, which consists of water treatment system, fuel injection system, air…”
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W/O emulsions generated by heavy oil in porous medium and its effect on re-emulsification by Liu, Jianbin, Zhong, Liguo, Lyu, Chaohui, Liu, Yigang, Zhang, Shoujun

“…•The W/O emulsion generation and its influence on re-emulsification was analyzed.•Generation of W/O emulsion during entrapment and water flooding were…”
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Design method and application of accurate adjustment scheme for water injection wells around adjustment wells by Hao, Tongchun, Zhong, Liguo, Liu, Jianbin, Han, Xiaodong, Zhu, Tianyin, Zhang, Xiaocheng, Wang, Xiaopeng, Zhang, Lei

“…Affected by the surrounding injection and production wells, the formation near the infill adjustment well is in an abnormal pressure state, and drilling and…”
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Pore-scale dynamic behavior and displacement mechanisms of surfactant flooding for heavy oil recovery by Liu, Jianbin, Zhong, Liguo, Hao, Tongchun, Liu, Yigang, Zhang, Shoujun

“…•Effects of surfactant flooding at different concentrations were evaluated, and the optimal concentration was determined.•A microscopic visualization oil…”
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A collaborative emulsification system capable of forming stable small droplets of oil-in-water emulsions for enhancing heavy oil recovery by Liu, Jianbin, Zhong, Liguo, Hao, Tongchun, Ren, Lei, Liu, Yigang

“…•A collaborative emulsification (CE) system was developed and its formula was optimized.•The O/W emulsion stability of and mechanism of CE system for improving…”
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Review on Underlying Mechanisms of Low Salinity Waterflooding: Comparisons between Sandstone and Carbonate by Lyu, Chaohui, Zhong, Liguo, Ning, Zhengfu, Chen, Mingqiang, Cole, David R

“…Low salinity effects (LSE) improved recovery could be obtained by reducing salinity and/or modifying the specific ions of injected brines. Low salinity…”
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High-efficiency emulsification anionic surfactant for enhancing heavy oil recovery by Liu, Jianbin, Zhong, Liguo, Zewen, Yu, Liu, Yigang, Meng, Xianghai, Zhang, Wei, Zhang, Hailong, Yang, Guang, Shaojie, Wu

“…A high-efficiency anionic surfactant alcohol ethoxylate sodium hydroxypropyl sulfonate (AEOSHS) suitable for enhancing heavy oil recovery has been synthesized…”
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Core scale analysis of low viscosity oil injection in enhancing oil recovery of heavy oil reservoirs by Lyu, Chaohui, Zhong, Liguo, Wang, Qing, Zhang, Wei, Han, Xiaodong, Chen, Mingqiang, Zhu, Yu, Yang, Jiawang

“…In this study, static tests and core experiments were carried out to evaluate heavy oil (high viscosity oil) production performance using low viscosity oil as…”
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Study on the Re-emulsification Process of Water in Heavy Oil Emulsion with Addition of Water-Soluble Viscosity Reducer Solution by Liu, Jianbin, Zhong, Liguo, Yuan, Xiaonan, Liu, Yigang, Zou, Jian, Wang, Qiuxia, Zhang, Wei, Zhang, Hua

“…The emulsification of heavy oil and water into a W/O emulsion would increase the viscosity of the W/O emulsion and reduce the mobility of heavy oil. As we…”
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Effect of crude oil self-emulsification on the recovery of low permeability reservoir after well soaking by Jia, Leilei, Zhong, Liguo, Ge, Hongkui, Shen, Yinghao

“…The emulsification phenomenon exists during crude oil exploitation in the Jimsar area of Xinjiang. In the field, the emulsification mechanism and its influence…”
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Influence of Emulsification Characteristics on the Pressure Dynamics during Chemical Flooding for Oil Recovery by Liu, Jianbin, Liu, Shun, Zhang, Wei, Zhong, Liguo, Hao, Yi, Zhang, Yanjun, Cai, Wenbin, Du, Hengyi

“…Chemical flooding agents, especially surfactant-based flooding oil agents, have been widely studied due to their excellent emulsification ability…”
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Ultra-low interfacial tension Anionic/Cationic surfactants system with excellent emulsification ability for enhanced oil recovery by Liu, Jianbin, Liu, Shun, Zhong, Liguo, Wang, Pan, Gao, Pengchao, Guo, Qihua

“…•An anionic/cationic surfactants system with excellent performance was developed.•AEOSHS/DTAC system can reduce oil–water IFT to ultra-low level.•Enhanced oil…”
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