Results 11 to 20 of about 812 (103)

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 ...
Beixi Zhang, Bin Sun, Bing Luo, Haichao Wang, Liang Du, Mengmeng Yang, Wei Dou, Xuehai Fu, Yunxuan Liu, Zheyuan Ouyang, Zhiwei Zeng   +10 more
core   +5 more sources

Analysis of Factors Influencing Tight Sandstone Gas Production and Identification of Favorable Gas Layers in the Shan 23 Sub-Member of the Daning-Jixian Block, Eastern Ordos Basin

Processes
The Daning-Jixian Block harbors abundant tight sandstone gas resources. However, significant variations in gas production exist among the different wells within the block.
Bo Wang, Boning Zhu, Gang Wang, Haonian Tian, Jie Hou, Junyi Sun, Ming Chen   +6 more
core   +5 more sources

Drainage system research and application of deep coalbed methane gas reservoirs in Daning-Jixian block [PDF]

Meitan xuebao
Compared to Medium-shallow coalbed methane, deep coalbed methane exhibits significant differences in occurrence state, production mechanism, lifting technology, etc.As an important part of coalbed methane development, drainage directly impact the gas ...
Ming CHEN, Dameng WANG, Lizhu YU, Junyi SUN, Xin FENG, Kang ZHANG, Xianfeng GU, Liwei WANG, Zesong YIN, Huan ZHANG   +9 more
doaj   +4 more sources

Microscopic pore structure characteristics of Shanxi Formation coal reservoir in Daning-Jixian Block

Meikuang Anquan
Accurate description of micro and nano pores in coal reservoir plays an important role in evaluating the reservoir and gas production capacity of coalbed methane, we used 6 continuous samples of high rank coal in Daning-Jixian area on the eastern margin ...
Gengen ZHU, Zhitao XIE, Tao WANG, Haiyan HU, Daxing WANG   +4 more
doaj   +3 more sources

Prediction of Influencing Factors on Estimated Ultimate Recovery of Deep Coalbed Methane: A Case Study of the Daning–Jixian Block

Processes
China has vast amounts of deep coalbed methane resources but is still in the early stage of deep coalbed methane development; thus, it lacks mature gas exploitation and development theories and technologies, particularly effective methods for evaluating ...
Feng Wang, Guohui Chen, Mansheng Wu, Shuangfang Lu, Wei Sun, Xiaosong Shi, Yanqing Feng, Ying Liu, Yuan Wang, Zengping Zhao   +9 more
core   +3 more sources

Pore Structure and Heterogeneity Characteristics of Deep Coal Reservoirs: A Case Study of the Daning–Jixian Block on the Southeastern Margin of the Ordos Basin

Minerals
To clarify the micropore structure and fractal characteristics of the Danning–Jixian block on the eastern margin of the Ordos Basin, this study focuses on the deep coal rock of the Benxi Formation in that area.
Bo Li, Rong Wang, Tao Wang, Wentian Fan, Xiao Hu, Xiaoming Chen, Yanqin Guo, Ze Deng   +7 more
core   +3 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   +4 more sources

Characterisation of the Full Pore Size Distribution of and Factors Influencing Deep Coal Reservoirs: A Case Study of the Benxi Formation in the Daning–Jixian Block at the Southeastern Margin of the Ordos Basin

Processes
The complex geological environment in deep layers results in differences in the pore and fracture structures and states of coalbed methane (CBM) occurrences between deep and shallow coal reservoirs.
Daojun Huang, Gengen Zhu, Julu Li, Song Wu, Tao Wang, Wentian Fan, Xiaoming Chen, Ze Deng, Zhicheng Ren   +8 more
core   +3 more sources

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

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   +3 more sources

Theoretical and technological system for Highly efficient development of deep coalbed methane in the Eastern edge of Erdos Basin [PDF]

Meitan xuebao
Aiming at the development problems of deep coal reservoirs, such as deep burial, low permeability and complex stress field, this paper clarifies that the resource enrichment conditions, effective fracturing volume, effective horizontal section length ...
Fengyin XU, Zhihong NIE, Wei SUN, Xianyue XIONG, Borui XU, Lei ZHANG, Xiaosong SHI, Ying LIU, Shirui LIU, Zengping ZHAO, Yuan WANG, Hongxing HUANG, Haikun LIN   +12 more
doaj   +3 more sources