Influence of plastic shear strain and confinement-dependent rock dilation on rock failure and displacement near an excavation boundary

International Journal of Rock Mechanics and Mining Sciences

Volumn 47, Issue 5, 2010, Pages 723-738

  Zhao, X G ^a,b   Cai, M ^c  

^a BEIJING RESEARCH INSTITUTE OF URANIUM GEOLOGY   (China)

^b LAURENTIAN UNIVERSITY   (Canada)

^c LAURENTIAN UNIVERSITY   (Canada)

Author keywords

Confinement; Dilation angle model; Displacement; Excavation boundary; Failure; Numerical modeling; Plastic shear strain

Indexed keywords

COARSE-GRAINED MODELING; EXCAVATION; ROCK MECHANICS; ROCKS; SHEAR STRAIN;

CONFINEMENT; DILATION ANGLE MODEL; DILATION ANGLES; DISPLACEMENT; EXCAVATION BOUNDARY; HARD ROCKS; MOHR-COULOMB; PLASTIC SHEAR STRAIN; ROCK FAILURES; ROCK-MASS;

NUMERICAL MODELS;

COULOMB CRITERION; EXCAVATION; FAILURE MECHANISM; HARD ROCK; MODELING; MOHR THEORY; NUMERICAL MODEL; ROCK MASS RESPONSE; ROCK MECHANICS; SHEAR STRAIN; SOFT ROCK;

EID: 77954034268     PISSN: 13651609     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrmms.2010.04.003     Document Type: Article

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