Modeling Simultaneous Multiple Fracturing Using the Combined Finite-Discrete Element Method

Table 2

Parameters for simultaneous multifracture propagation from a horizontal well.

Parameters	Value
Time step, (s)
Injection rate, (m^3/s)	0.106
Stress anisotropy, (MPa)	0.9
Rock parameters
Young’s modulus, (GPa)	30
Poisson’s ratio,	0.35
Joint element parameters
Tensile strength, (MPa)	0.3
Cohesion, (MPa)	1.0
Friction angle, (°)	32
Energy release rate, , (J/m^2)	1.0, 10.0
Fluid parameters
Viscosity, (Pa·s)	0.001
Bulk modulus of fluid, (GPa)	2.2