Results 1 to 10 of about 79 (60)

Pore Size Distribution and Fractal Characteristics of Deep Coal in the Daning–Jixian Block on the Eastern Margin of the Ordos Basin [PDF]

ACS Omega
Important breakthroughs have recently been achieved in deep coalbed methane (CBM) exploration and development in regions such as the eastern margin of the Ordos Basin, China. Investigating the development characteristics of various-scale pores in deep coalbeds is of great significance for resource assessment and selection of favorable zones for CBM ...
Beixi Zhang, Haichao Wang, Bin Sun, Zheyuan Ouyang, Wei Dou, Bo Wang, Peng Lai, Zhenpeng Hu, Bing Luo, Mengmeng Yang, Zhiwei Zeng   +10 more
doaj   +4 more sources

Characteristics and controlling factors of transitional shale gas reservoirs: An example from Permian Shanxi Formation, Daning-Jixian block, Ordos Basin, China

Journal of Natural Gas Geoscience, 2022
The shales in the 2nd Member of Permian Shanxi Formation (Shan2 Member) at the Daning-Jixian block at the eastern margin of the Ordos Basin were deposited in a marine–continental transitional environment.
Qin Zhang, Zhen Qiu, Leifu Zhang, Yuman Wang, Yufeng Xiao, Dan Liu, Wen Liu, Shuxin Li, Xingtao Li   +8 more
doaj   +2 more sources

Sequence division and coal facies research methods of the deep No. 8 coal seam in the Daning-Jixian Block, eastern margin of Ordos basin [PDF]

Scientific Reports
With the large-scale commercial development of deep coalbed methane in the Ordos Basin, the refined research on deep coal seams (with a burial depth > 2000 m) has begun to attract much attention. In this study, the No.
Jintao Kong, Xianyue Xiong, Rong Ding
doaj   +2 more sources

Symbiotic Combination and Accumulation of Coal Measure Gas in the Daning–Jixian Block, Eastern Margin of Ordos Basin, China

Energies, 2023
Coal measure gas resources, including coalbed methane (CBM), shale gas, and tight gas are abundant in the Daning–Jixian Block. The complexity of the source–reservoir–cap relationship in the coal measure strata leads to unclear symbiotic characteristics ...
Wenguang Tian, Suping Zhao, Fenghua Tian, Xingtao Li, Wanguo Huo, Guanghao Zhong, Song Li   +6 more
doaj   +2 more sources

Composition Effect on the Pore Structure of Transitional Shale: A Case Study of the Permian Shanxi Formation in the Daning–Jixian Block at the Eastern Margin of the Ordos Basin [PDF]

Frontiers in Earth Science, 2022
Marine–continental transitional (hereinafter referred to as transitional) Permian shales are important targets for shale gas in China because of the considerable volumes of shale gas resources present in them.
Qin Zhang, Qin Zhang, Zhen Qiu, Zhen Qiu, Qun Zhao, Qun Zhao, Leifu Zhang, Leifu Zhang, Dazhong Dong, Dazhong Dong, Yuman Wang, Yuman Wang, Wei Hou, Shuxin Li, Xingtao Li   +14 more
doaj   +2 more sources

Study on dynamic stress field of fracturing in horizontal wells of deep coal seams: A case study of Daning-Jixian block in Ordos Basin [PDF]

Youqicang pingjia yu kaifa
China’s deep coalbed methane demonstration base has been preliminarily established and is gradually entering an important stage of large-scale exploration and development.
ZHAO HAIFENG, WANG CHENGWANG, XI YUE, WANG CHAOWEI   +3 more
doaj   +3 more sources

Analysis of the main controlling factors of intra-well frac hit between deep coalbed methane in Daning-Jixian block and research on countermeasures to prevent and control it

Meitan kexue jishu
With the large-scale construction and production of deep coalbed methane horizontal wells, the problem of inter-well frac hit has become more and more obvious, which seriously affects the normal production of neighboring wells. In order to avoid and slow
Ming CHEN, Junyi SUN, Liwei WANG, Lizhu YU, Haonian TIAN, Dameng WANG, Xianfeng GU, Zesong YIN, Huan ZHANG   +8 more
doaj   +2 more sources

Equipment configuration and process technology of hybrid oil-electric fracturing for deep coalbed methane [PDF]

Youqicang pingjia yu kaifa
In order to address the technical challenges in equipment configuration for hybrid oil-electric fracturing in deep coalbed methane reservoir modification, this study used the configuration of hybrid oil-electric fracturing equipment for deep coalbed ...
ZHAO Chongsheng, WANG Bo, GOU Bo, LUO Pengfei, CHEN Guojun, WU Guoquan
doaj   +3 more sources

Discussion on Transitional Shale Gas Accumulation Conditions from the Perspective of Source-Reservoir-Caprock Controlling Hydrocarbon: Examples from Permian Shanxi Formation and Taiyuan Formation in the Eastern Margin of Ordos Basin, NW China

Energies, 2023
Transitional shale gas, rich in resources, is expected to be a practical contributor to the increase in shale gas reserves and production in China. Its exploration prospect has been demonstrated by several wells in the Daning-Jixian block on the eastern ...
Qin Zhang, Wei Xiong, Xingtao Li, Congjun Feng, Zhen Qiu, Wen Liu, Xiang Li, Yufeng Xiao, Dan Liu, Haixing Yang   +9 more
doaj   +1 more source

Gray Relational Analysis Optimization for Coalbed Methane Blocks in Complex Conditions Based on a Best Worst and Entropy Method

Applied Sciences, 2019
The uncertainty and complexity of the geological parameters of coalbed methane (CBM) reservoirs may result in the assignment of atypical exact values to a whole block.
Guofei Zhao, Tianhe Kang, Junqing Guo, Runxu Zhang, Ligong Li   +4 more
doaj   +1 more source