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Article
Theoretical and experimental validation of mining-enhanced permeability for simultaneous exploitation of coal and gas
Simultaneous recovery of coal and methane is a promising solution for making reasonable use of energy resources and preventing gas disasters. Coal mining produces an effect that enhances the permeability of co...
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Article
The relationships among stress, effective porosity and permeability of coal considering the distribution of natural fractures: theoretical and experimental analyses
Although the relationships among stress, effective porosity and permeability of coal are a fundamental research topic that has been studied for decades and are widely used in analyzing the mechanical behavior ...
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Article
Elliptical fracture network modeling with validation in Datong Mine, China
Roof-coal recovery rate and the performance of gas extraction are essentially controlled by the fractures within coal-rock mass. Thus, it is important to generate the accurate fracture network ahead of mining ...