Results 1 to 10 of about 404,835 (268)

Gas–Water Two-Phase Flow Mechanisms in Deep Tight Gas Reservoirs: Insights from Nanofluidics [PDF]

Nanomaterials
Understanding gas–water two-phase flow mechanisms in deep tight gas reservoirs is critical for improving production performance and mitigating water invasion.
Xuehao Pei, Li Dai, Cuili Wang, Junjie Zhong, Xingnan Ren, Zengding Wang, Chaofu Peng, Qihui Zhang, Ningtao Zhang   +8 more
doaj   +2 more sources

Numerical Simulation of Gas-Water Two-Phase Flow in Deep Shale Gas Reservoir Development Based on Mixed Fracture Modeling

Lithosphere, 2021
In this paper, the development of a three-dimensional, two-phase fluid flow model (Modified Embedded Discrete Fracture Model) to study flow performances of a fractured horizontal well in deep-marine shale gas is presented. Deep-marine shale gas resources
Sidong Fang, Cheng Dai, Junsheng Zeng, Heng Li   +3 more
doaj   +1 more source

A comparative numerical simulation study of single-phase flow and water-gas two-phase flow infiltration process in the vadose zone with the layered heterogeneous structure

Shuiwen dizhi gongcheng dizhi, 2022
The infiltration process in the vadose zone is affected by many factors. A quantitative study of the influence of the layered heterogeneous lithological structure and infiltration rate on the process of water infiltration in the vadose zone is helpful in
Jingxun GAO, Hongchuan FENG, Xiaobin ZHU, Jichun WU, Jianfeng WU, Yunbo WEI, Shui WANG   +6 more
doaj   +1 more source

Feasibility Study on Downhole Gas–Liquid Separator Design and Experiment Based on the Phase Isolation Method

Applied Sciences, 2021
As oil exploitation enters its middle and late stages, formation pressure drops, and crude oil degases. In production profile logging, the presence of the gas phase will affect the initial oil–water two-phase flowmeter’s flow measurement results.
Yuntong Yang, Zhaoyu Jiang, Lianfu Han, Wancun Liu, Xingbin Liu, Gang Deng   +5 more
doaj   +1 more source

Identification of Gas-Water Two-Phase Flow Patterns in Horizontal Wells of Shale Gas Reservoirs Based on Production Logging Data

Geofluids, 2023
In order to clarify the gas-water two-phase flow law in horizontal wells and study the gas-water two-phase flow characteristics in horizontal wells, firstly, the gas-water two-phase in a horizontal well is numerically simulated and analyzed, and the flow
Xiaoyun Zhao, Hongwei Song, Mingxing Wang, Xinlei Shi   +3 more
doaj   +1 more source

Gas-water interface migration characteristics of shallow gas reservoirs in Hangzhou Bay during advanced exhaust

Yantu gongcheng xuebao, 2022
It is of great significance to study the water-gas interface migration in gas reservoirs caused by gas release for advanced exhaust wells. Based on the theory of elastic water drive gas reservoirs, a theoretical model describing the variation of gas ...
GUO Jiang-tao 1, 2, WANG Yong 1, JIA Peng-fei 3, LAI Xiang-hua 4, KONG Ling-wei 1
doaj   +1 more source

CFD-Based Erosion and Corrosion Modeling of a Pipeline with CO₂-Containing Gas–Water Two-Phase Flow

Energies, 2022
A natural gas transportation pipeline with a gas–water two-phase flow containing CO2 is prone to severe flow-assisted corrosion (FAC). The accumulation location of the water phase in the pipeline and the wall shear stress distribution are important ...
Weiqiang Wang, Yihe Sun, Bo Wang, Mei Dong, Yiming Chen   +4 more
doaj   +1 more source

Fractal Analytical Solutions for Nonlinear Two-Phase Flow in Discontinuous Shale Gas Reservoir

Mathematics, 2022
The paths of a two-phase flow are usually non-linear and discontinuous in the production of shale gas development. To research the influence mechanism between shale gas and water, several integer two-phase flow models have been studied but few analytical
Xiaoji Shang, Zhizhen Zhang, Zetian Zhang, J. G. Wang, Yuejin Zhou, Weihao Yang   +5 more
doaj   +1 more source

Novel calculation method to predict gas–water two-phase production for the fractured tight-gas horizontal well

Journal of Petroleum Exploration and Production Technology, 2023
The prediction of production capacity in tight gas wells is greatly influenced by the characteristics of gas–water two-phase flow and the fracture network permeability parameters.
Min Lv, Bo Xue, Weipeng Guo, Jing Li, Bin Guan   +4 more
doaj   +1 more source

Study on Two-Phase Mixing Inside Flow Focusing/Blurring Nozzle by Gray Distribution Analysis Method

Applied Sciences, 2021
The application prospect of a flow focusing/blurring nozzle is broad but research on gas-liquid flow inside the nozzle is not comprehensive. The gas-liquid mixing inside the nozzle is difficult to study by visualization experiment, so this paper proposes
Jin Zhao, Zhi Ning, Ming Lü, Chunhua Sun   +3 more
doaj   +1 more source