Experimental study on the influence of gas pressure on CH4 adsorption-desorption-seepage and deformation characteristics of coal in the whole process under …

H Lin, P Ji, X Kong, S Li, H Long, T ** deep fragmented soft coalbed methane (CBM) can significantly enhance
domestic natural gas supplies, reduce reliance on imported energy, and bolster national …

Experimental study of the influence of moisture content on the pore structure and permeability of anthracite treated by liquid nitrogen freeze–thaw

C Li, B Nie, Z Feng, Q Wang, H Yao, C Cheng - ACS omega, 2022 - ACS Publications
The liquid nitrogen freeze–thaw (LN2-FT) method has been widely used to improve the coal
permeability in the coalbed methane (CBM) production. However, the influence of moisture …

[HTML][HTML] Mechanism of a novel ultrasonic promoting fracturing technology in stimulating permeability and gas extraction

S Zuo, C Wang, Y Liao, S Peng, Z Ma, L Zhang - Energy Reports, 2022 - Elsevier
Coalbed methane exploitation can optimize the energy composition, help to achieve carbon
neutrality and carbon peak. As a key factor affecting the effect of coalbed methane …

The behavior and model of methane adsorption on coal by ultrasonic enhancement

S Cui, Q Shi, Y Qin, R Ji, C Li, Y Mi, B Zhao - Fuel, 2024 - Elsevier
Ultrasonic technology can effectively improve the efficiency of coalbed methane (CBM)
extraction and holds a broad application prospect. While the influence of the ultrasonic …

Characteristic strength and energy evolution law of coal treated by ultrasonic wave with different power under uniaxial compression

E Yang, H Lin, S Li, P Zhao, L Qin, R Wang… - Natural Resources …, 2022 - Springer
Improving fissuring structures of low-permeability coal seams is crucial for enhancing
coalbed methane (CBM) recovery. In this study, coal samples were treated with ultrasonic …

A study on the impact of ultrasonic-stimulated clean fracturing fluid on the pore structure of medium to high rank coal

Z Shaojie, X Zhiyuan, Z Dong**, M Zhenqian… - Scientific Reports, 2024 - nature.com
The pore structure of coal plays a key role in the effectiveness of gas extraction.
Conventional hydraulic fracturing techniques have limited success in modifying the pore …

Influence of gas diffusion in coal matrix on gas extraction process: Modeling, definition, and quantitative analysis

K Wang, Y Wang, C Xu, X Li, H Guo, K Yi - Gas Science and Engineering, 2025 - Elsevier
Gas extraction is an important way to eliminate the gas-related disasters and utilize the gas
resources. However, how the gas diffusion affects gas migration performance in coal seam …