Anisotropic permeability evolution of coal with effective stress variation and gas sorption: Model development and analysis

International Journal of Coal Geology

Volumn 130, Issue , 2014, Pages 53-65

  Wang, Kai ^a   Zang, Jie ^a   Wang, Gongda ^a   Zhou, Aitao ^a  

^a CHINA UNIVERSITY OF MINING AND TECHNOLOGY   (China)

Author keywords

Anisotropy; Coal permeability; Coalbed methane recovery; Effective stress; Internal matrix swelling; Sorption strain

Indexed keywords

ANISOTROPY; BOUNDARY CONDITIONS; CARBON DIOXIDE; COAL; COAL BED METHANE; COAL DEPOSITS; COAL GAS; COAL INDUSTRY; FIREDAMP; MATRIX ALGEBRA; METAL RECOVERY; METHANE; PORE PRESSURE; SORPTION; STRAIN; STRESSES;

ANISOTROPIC PERMEABILITY; CARBON DIOXIDE INJECTION; COAL PERMEABILITIES; COALBED METHANE PRODUCTION; COALBED METHANE RECOVERY; EFFECTIVE STRESS; MATRIX SWELLING; REPRESENTATIVE ELEMENTARY VOLUME;

MECHANICAL PERMEABILITY;

ANISOTROPIC MEDIUM; BOUNDARY CONDITION; COAL; COALBED METHANE; CONFINING PRESSURE; EFFECTIVE STRESS; PERMEABILITY; PORE PRESSURE; POROSITY; ROCK MECHANICS; STRESS MEASUREMENT; STRESS-STRAIN RELATIONSHIP; UNIAXIAL STRENGTH;

EID: 84901982992     PISSN: 01665162     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.coal.2014.05.006     Document Type: Article

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