Results 11 to 20 of about 109 (69)

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   +4 more sources

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   +4 more sources

Pore structure of deep high-rank coal and its impact on coalbed methane adsorption: a case study of the Daning-Jixian block, Eastern Ordos Basin [PDF]

Scientific Reports
The pore structure of deep coal reservoirs is the key to evaluating the potential of coalbed methane resources and optimizing the development strategy.
Haonan Chen, Hailong Wang, Jing Fan, Sijie He, Liangliang Wang, Zhanping Li, Kaiwen Sun, Xin Tong, Jiahang Chen   +8 more
doaj   +3 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   +4 more sources

Multilayer Gas-Bearing System and Productivity Characteristics in Carboniferous–Permian Tight Sandstones: Taking the Daning–Jixian Block, Eastern Ordos Basin, as an Example

Energies
The Carboniferous–Permian strata in the Daning–Jixian Block, located on the eastern edge of the Ordos Basin, host multiple sets of tight gas reservoirs.
Ming Chen, Bo Wang, Haonian Tian, Junyi Sun, Lei Liu, Xing Liang, Benliang Chen, Baoshi Yu, Zhuo Zhang   +8 more
doaj   +4 more sources

NMR-Based Investigation of Pore–Fracture Structure Heterogeneity in Deep Coals of Different Macrolithotypes in the Daning-Jixian Block, Ordos Basin

Energies
Deep coalbed methane (CBM) demonstrates significant production potential, and a fervent exploration and development boom is currently underway in China.
Wei Zhang, Zheng Zhang, Liheng Bian, Rui Shi, Hewei Zhang, Jian Shen   +5 more
doaj   +4 more sources

Quantitative Prediction of Deep Coalbed Methane Content in Daning-Jixian Block, Ordos Basin, China

Processes, 2023
The potential of deep coalbed methane resources is substantial. Gas content is an important parameter for resource assessment. At present, the gas content test method commonly used for shallow coal reservoirs is not suitable for determining deep coalbed methane gas content.
Zheyuan Ouyang, Haichao Wang, Bin Sun, Yunxuan Liu, Xuehai Fu, Wei Dou, Liang Du, Beixi Zhang, Bing Luo, Mengmeng Yang, Zhiwei Zeng   +10 more
exaly   +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

Full‐Scale Pore and Microfracture Characterization of Deep Coal Reservoirs: A Case Study of the Benxi Formation Coal in the Daning–Jixian Block, China

International Journal of Energy Research
The pore‐fracture structure of deep coal reservoirs is highly important for evaluating, exploring, and developing coalbed methane (CBM) resources. This study considers three coal samples from the DJ57 well in the Benxi Formation in the Daning–Jixian block on the eastern margin of the Ordos Basin as the research object.
Tao Wang, Guoxiao Zhou, Liyong Fan, Daofeng Zhang, Mingli Shao, Rong Ding, Yongzhou Li, Haiyan Hu, Ze Deng   +8 more
openaire   +2 more sources