69 Result(s)
within
Conference Paper
Wen-**an Liu
English
Geotechnical Engineering & Applied Earth Sciences
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Chapter and Conference Paper
Research and Application of Backflow Law of Longdong Tight Shale Oil Proppant
Hydraulic fracturing is an effective method for the development of tight shale oil reservoirs, which can improve the production and recovery efficiency of shale oil wells. The backflow of proppant after fractu...
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Chapter and Conference Paper
Feasibility Analysis on Optimization and Expansion of Ultra-Deep Well Casing Program in Fuman Oilfield
With the continuous deepening of exploration and development for Fuman oilfield, the existing casing program fails to effectively deal with downhole problems such as “overflow, leakage and collapse” caused by ...
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Chapter and Conference Paper
Characterization of Micro-nano Pore Structure of Tight Sandstone Based on Nuclear Magnetic Resonance Experiments (NMR)
The samples of Chang 8 member of Yanchang Formation in Jiyuan area were tested by nuclear magnetic resonance (NMR) with saturated water and different centrifugal states, and the core thin section, scanning ele...
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Chapter and Conference Paper
Research and Application of Low Surface Energy Anti-wax Technology in Changqing Oilfield
With the extension of production time, severe wax deposition occurred in some horizontal well developmentreservoirs in Changqing Oilfield. Conventional dosing measures have poor effect and high frequent cost o...
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Chapter and Conference Paper
New Geochemical Evidence for the Origin of Dolomites in the Second Member of the Lower Permian Maokou Formation in the Hechuan-Tongnan Area
The reservoirs in the second member of the Maokou Formation of the Lower Permian in the Hechuan-Tongnan area are mainly dolomite reservoirs. The genetic mechanism of dolomite is still unclear, which to some ex...
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Chapter and Conference Paper
Optimization Design and Implementation of Oil Production Engineering Scheme on Upturn Development of Polymer Flooding in Class II Reservoir
In order to achieve economies of scale build productivity of polymer flooding upturn development, based on geological characteristics and mining status, aiming at the development difficulties of the injection ...
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Chapter and Conference Paper
Principle and Application of Distinguishing Oil-Water Contact in Complex Architectural Units Based on Pressure Gradient Method
Pressure gradient method is based on the principle of connectedness, using formation pressure test data to character pressure gradient curves of reservoir fluids and distinguish oil water contact. The greatest...
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Chapter and Conference Paper
Experimental Study on Fracture Propagation of Tight Sandstone Under the True Triaxial Fracturing with Supercritical CO2
Supercritical CO2 fracturing is a novel fracturing technology that boasts significant benefits, including the reduction of reservoir pollution and the achievement of thorough backflow following the fracturing pro...
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Chapter and Conference Paper
New Superfine Cement Plugging System and It’s Laboratory Plugging Performance for High Permeability Sandstone Reservoir After Polymer Flooding
Multiple circular extract techniques has been adopted in Daqing oil field for long time, resulting in many problems including high dispersion of remaining oil in sandstone reservoir, extensive development of p...
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Chapter and Conference Paper
Elastic Full Waveform Inversion Based on the High-Speed Rail Seismic Source
With the establishment of a widely distributed and dense high-speed rail network, high-speed rail will be spread all over China in the near future. Research shows that high-speed rail seismic waves contain ric...
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Chapter and Conference Paper
A Method for Evaluating the Suitability of CO2 Injection in Oil Reservoirs Based on Multi-model Coupled Machine Learning Algorithm
Both indoor and on-site pilot experiments have demonstrated the enormous potential of CO2 injection to improve crude oil recovery, but there is currently no consensus on how to evaluate reservoirs suitable for CO
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Chapter and Conference Paper
Evaluation of Sensitivity Damage Degree of Sandstone Geothermal Reservoir in Lantian Bahe Formation in Guanzhong Area
Based on the petrology characteristics of the sandstone geothermal reservoirfrom Lantian Bahe Formation in the middle and deep layers, Guanzhong area, Shaanxi Province, natural core and artificial core models ...
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Chapter and Conference Paper
Research on Development Law of Deep Coalbed Gas Reservoirs at Eastern Edge of the Ordos Basin
The characteristics of deep coalbed methane development are significantly different from those of shallow ones. The development of deep coalbed methane is obviously affected by free gas, and the gas is seen ea...
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Chapter and Conference Paper
A New Insight into Comprehensive Treatment of Particle Migration Damage in Offshore Loose Sandstone Oilfield
Particle migration damage is widely common in offshore loose sandstone oilfield. And, the conventional acidification is used to remove the particle migration damage. However, it can decrease the cementation st...
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Chapter and Conference Paper
Production Performance Analysis and Reasonable Production Allocation for Carbonate Gas Reservoirs on the Right Bank of the Amu Darya
Carbonate gas reservoirs with edge and bottom water have significantly different characteristics and often contain well-developed fractures. Unreasonable production allocation for a single gas well tends to ca...
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Chapter and Conference Paper
Optimization of Well Location in W Reservoir Based on Machine Learning Agent Model
As the blood of industry, petroleum is very important to the development of national economy and National Energy Security. In the process of oilfield production and development, the determination of injection-...
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Chapter and Conference Paper
Research on Oilfield Surface Environment Assessment Method Based on High-Precision Global Land Cover Data Analysis
In recent years, the country has successively passed a series of laws and regulations on the reform of the mining rights system, especially related to exploration and construction, land use, and ecological env...
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Chapter and Conference Paper
Study of Spatial Feature Extraction Methods for Surrogate Models of Numerical Reservoir Simulation
Numerical reservoir simulation is an important technology in reservoir production development, but the computational consumption of numerical simulation is a key factor affecting reservoir history matching, pr...
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Chapter and Conference Paper
Experimental Study on the Transmission Law of Ultrasonic in Mud
In the process of oil and gas exploitation, the problems of wellbore instability and collapse seriously restrict the efficiency and safety of drilling and completion engineering. Ultrasonic borehole imaging te...
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Chapter and Conference Paper
Optimization of Each Component Ratio of Multiple Thermal Fluids in Extra-Heavy Oil Reservoir
Under the goal of “carbon peaking and carbon neutrality”, the technology of multiple thermal fluids is widely used to develop heavy oil reservoirs at home and abroad for its advantages of low carbon and enviro...
