Results 21 to 30 of about 8,803 (265)

Formation and accumulation of tight sandy conglomerate gas: A case from the Lower Cretaceous Yingcheng Formation of Xujiaweizi fault depression, Songliao Basin

Petroleum Exploration and Development, 2013
Based on oil and gas drilling data, the main control factors and accumulation rules of tight sandy conglomerate gas in the Lower Cretaceous Yingcheng Formation of the Xujiaweizi fault depression in the Songliao Basin are discussed by combining geology ...
Zihui FENG, Changhai YIN, Jiamin LU, Yingkang ZHU   +3 more
doaj   +1 more source

Research on Gas Drainage Laws of SRV-fractured Horizontal Wells in Different Types of Tight Gas Reservoirs [PDF]

E3S Web of Conferences, 2022
Horizontal well and large-scale hydraulic fracturing are the main technical means for tight gas development at present. However, tight gas reservoirs are characterized by strong heterogeneity, and different types of gas Wells have different production ...
Li Xucheng, Cao Jian, Gao Yajie, Zhao Huiyan, Shuo Zhai   +4 more
doaj   +1 more source

Formation mechanism of tight sandstone gas in areas of low hydrocarbon generation intensity: A case study of the Upper Paleozoic in north Tianhuan depression in Ordos Basin, NW China

Petroleum Exploration and Development, 2018
The Upper Paleozoic in the north part of Tianhuan depression in the Ordos Basin, NW China has lower hydrocarbon generation intensity and complex gas-water relationship, the main factors controlling the formation of tight sandstone gas and the ...
Fudong ZHANG, Jun LI, Guoqi WEI, Xinshe LIU, Jianying GUO, Jian LI, Liyong FAN, Yuanqi SHE, Hui GUAN, Shen YANG, Liyan SHAO   +10 more
doaj   +1 more source

Tight gas charging and accumulation mechanisms and mathematical model

Petroleum Exploration and Development, 2023
The gas-water distribution and production heterogeneity of tight gas reservoirs have been summarized from experimental and geological observations, but the charging and accumulation mechanisms have not been examined quantitatively by mathematical model ...
Nengwu ZHOU, Shuangfang LU, Pengfei ZHANG, Zizhi LIN, Dianshi XIAO, Jiamin LU, Yingkang ZHU, Yancheng LIU, Liming LIN, Min WANG, Xinyu JIANG, Yang LIU, Ziyi WANG, Wenbiao LI   +13 more
doaj   +1 more source

Reservoir Characteristics of Tight Sandstone and Sweet Spot Prediction of Dibei Gas Field in Eastern Kuqa Depression, Northwest China

Energies, 2022
Great progress has been made in the exploration of tight sandstone gas resources in Kuqa depression. Great progress has been made in Dibei structural belt, which proves the previously unproven favorable area for tight sandstone gas.
Guangjie Zhao, Xianqing Li, Mancang Liu, Caiyuan Dong, Daye Chen, Jizhen Zhang   +5 more
doaj   +1 more source

Fractal-Based Approaches to Pore Structure Investigation and Water Saturation Prediction from NMR Measurements: A Case Study of the Gas-Bearing Tight Sandstone Reservoir in Nanpu Sag

Fractal and Fractional, 2023
Pore space of tight sandstone samples exhibits fractal characteristics. Nuclear magnetic resonance is an effective method for pore size characterization.
Weibiao Xie, Qiuli Yin, Jingbo Zeng, Guiwen Wang, Cheng Feng, Pan Zhang   +5 more
doaj   +1 more source

Effect of Geological Heterogeneity on the Production Performance of a Multifractured Horizontal Well in Tight Gas Reservoirs

Lithosphere, 2021
Multifractured horizontal wells are widely used in the development of tight gas reservoirs to improve the gas production and the ultimate reservoir recovery.
Yue Peng, Tao Li, Yuxue Zhang, Yongjie Han, Dan Wu, Bailu Teng   +5 more
doaj   +1 more source

Unconventional natural gas accumulation system

Natural Gas Industry B, 2022
Unlike conventional natural gas accumulations, unconventional ones have obvious particularity in reservoir forming conditions, enrichment mechanism, distribution modes, prediction method, and exploration technology.
Zhijun Jin, Jinchuan Zhang, Xuan Tang
doaj   +1 more source

Optimal Design and Application of Two-Dimensional NMR Logging in Chuanxi Tight Gas Reservoir

Chinese Journal of Magnetic Resonance, 2018
Two-dimensional nuclear magnetic resonance (2D NMR) logging has been increasingly used in the reservoir modeling and fluid identification. A series of problems were encountered when applying the technique in the Chuanxi gas field, including poor ...
ZHANG Shi-mao, ZHANG Shao-nan, GE Xiang, WU Jian-meng   +3 more
doaj   +1 more source

Comparative Evaluation on the Coupled Fracture Characteristics for Longmaxi Anisotropic Shale

Lithosphere, 2022
The shale fracture characteristics are important for realizing the complex hydraulic fracture network, predicting wellbore fracture pressure, and optimizing wellbore trajectory and the rock fragmentation efficiency.
Guangjian Dong, Yingjie Chen, Jianhong Fu, Zhaoxue Guo, Qiang Han, Abdun Noor, Muhammad Talha   +6 more
doaj   +1 more source