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The numerical analysis of fault-induced mine water inrush using the extended finite element method and fracture mechanics

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Academic year: 2020

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Figure

Fig. 1  Typical  structural  elements  of a  fault  zone,  generally  it  con- con-sists of two parts:  damage zone  (DZ)  and fault  core  (FC),  fault  gouge  and fault  breccia are  structure elements  within the  fault  core  and  sets  of fractures  a
Fig. 2  A  typical underground  mining  model,  in this  model,  the aqui- aqui-fer  which is  connected with a fault  is  located in  the  floor  strata,  a and
Fig.  4  Location coordinates system al the crack tip
Fig. 5  Computational  mesh  generated  based  on  the  established  model shown in Fig
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