A Statistical Damage Constitutive Model for Geomaterials under Plane-Strain Biaxial Stress State

Table 2

Parameters derived from the proposed model.

Items	Symbols	Coal specimens (brittle)	Synthetic material (ductile)	Units
PSBSS peak stress		22.3	3.36
Damage viable at peak stress		5.9%	39.66%
Statistical parameter		18.2	2.35
Statistical parameter		28.02	7.19
Residual strength		2.9	1.9