考虑岩石微缺陷影响的损伤本构模型
刘志祥,晏孟洋,张双侠,熊帅,王凯

Damage Constitutive Model Considering the Effect of Rock Microdefects
Zhixiang LIU,Mengyang YAN,Shuangxia ZHANG,Shuai XIONG,Kai WANG
表1 微缺陷闭合模型参数
Table 1 Micro-defect closure model parameters
岩石种类E/GPaεcc/‰Vm/‰nR2(拟合系数)
砂岩281.371.434.640.9468
苏长岩850.670.6814.710.9924