Study on Activation Behavior of Complex Fracture Network in Weak-Planar Rock

Table 1

The main input parameters in the model.

Parameters	Values
Porosity	0.1
Initial pore pressure	25 MPa
Modulus of elasticity	30 GPa
Poisson’s ratio	0.2
Fluid viscosity	1 cP
Specific gravity of fluid	9.8 kN/m^3
Injection rate	—
Filtration coefficient	1E-14 m^3/s/Pa
Friction coefficient	0.615
Horizontal minimum principal stress	32 MPa
Horizontal maximum principal stress	35 MPa