Results 11 to 20 of about 6,533 (232)

Microbial diversity and biogenic methane potential of a thermogenic-gas coal mine [PDF]

, 2014
The microbial communities and biogenic methane potential of a gas coal mine were investigated by cultivation-independent and cultivation-dependent approaches.
Wei, Min, Yu, Zhisheng, Zhang, Hongxun, Jiang, Zheng   +3 more
core   +1 more source

Thermal injection stimulation to enhance coalbed methane recovery [PDF]

, 2022
Thermal injection stimulation technology, which is suitable for coal seams with low water content and difficult pressure reduction and desorption, is an effective method to increase coalbed methane production besides hydraulic fracturing.
WANG Hao, YUAN Jianfeng, LI Xiaogang, YANG Zhaozhong, LI Yang, ZHU Jingyi   +5 more
core   +1 more source

Coalbed methane in Wyoming [PDF]

, 1990
Coalbed methane in ...
R.H. DeBruin (10069876), R.W. Jones (10069903)   +1 more
core   +1 more source

Multiple injection techniques to stimulate complex fracture networks in coal reservoirs: A case study on gas disaster reduction of subsurface coal mine in southwest China

Deep Underground Science and Engineering, EarlyView.
An experimental device for physical simulation of hydraulic fracturing, comprising: a load‐bearing mechanism with multiple interconnected plates that collectively form an sample chamber; a load‐generating mechanisms, with multiple load‐generating mechanisms arranged within the experimental chamber.
Delei Shang, Farui Shi, Jun Lu, Minghui Li, Cunbao Li, Heping Xie   +5 more
wiley   +1 more source

Methanogen consortium metabolism characteristic analysis of Illinois basin by real time monitor method [PDF]

, 2010
Microbially Enhance Coalbed Methane technology is used to improve methane content in coalbeds. The methanogen consortium metabolism process is the basic avenue for MECoM to yield methane with some organic compounds in coal. Detailed information about the
Enyuan Wang, Dong Xiao
core   +1 more source

Isothermal Desorption Hysteretic Model for Deep Coalbed Methane Development [PDF]

, 2022
The adsorption/desorption mechanism of coalbed methane is significant for gas control and coalbed methane exploitation; scholars have done a lot of research on it and generally have confidence in that temperature, pressure, and moisture are central ...
Feng Yang, Hong Tang, Hongbo Zhai, Songlei Tang   +3 more
core   +1 more source

Experimental investigation into vertical extension behavior of coal-measure tight sandstone reservoirs

Scientific Reports
The vertical fracture propagation morphology in sand-coal interbedded reservoirs is predominantly governed by interlayer mechanical relationships, intra-layer petrophysical properties, and fracturing operation parameters.
Shao Mingren, Li Bin, Wang Peng, Wang Kunjian, Yang Qi, Sun Zening, An Qi   +6 more
doaj   +1 more source

Key techniques for volume fracturing of deep coalbed methane reservoirs and their applications: A case study of the Daning-Jixian block

Meitian dizhi yu kantan
BackgroundDeep coalbed methane (CBM) reservoirs generally exhibit ultra-low porosity and permeability, high stress, predominance of nanopores, and complex fracture propagation.
Shuguang LI, Xianyue XIONG, Huaibin ZHEN, Kunsen BAI, Yuan JI, Pu YUAN, Zhongbai LI, Weiping ZHU   +7 more
doaj   +1 more source

Experimental and smoothed particle hydrodynamics‐finite element method simulation investigation of synergistic erosion mechanism of gangue‐based abrasive water jets

Deep Underground Science and Engineering, EarlyView.
This study proposes an eco‐friendly coal permeability enhancement technique by utilizing mine waste gangue as an abrasive in high‐pressure water jets. Integrating erosion experiments with smoothed particle hydrodynamics‐finite element method coupled simulations, the research study elucidates the flow field dynamics and a nonlinear solid–liquid ...
Qingxiang Wang, Jiaxu Tang, Qiheng Ren, Ding Wang, Tong Wang   +4 more
wiley   +1 more source

Favorable tectonic patterns for shale gas preservation and enrichment in lower Paleozoic, southeastern Chongqing, China

Energy Exploration & Exploitation
Marine shale reservoirs have experienced intense tectonic movements in southeastern Chongqing, resulting in widely developed folds, faults and bedding slip deformation. The gas content is of a wide range while the organic matter content and thickness are
Yongchen Li, Qiang Xu, Kedi Ma, Peng Wu, Haixing Yang, Yanxiang He, Liheng Bian, Xiaoli Yao, Xuedong Sun, Sidun Zhang, Zhuang Ma   +10 more
doaj   +1 more source