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

图3 砂岩微裂纹萌生前应力—应变曲线

Fig.3 Stress-strain curve of sandstone before microcrack initiation