十字交叉裂隙扩展机理试验与数值模拟研究

贺桂成,陈科旭,戴兵,王程程

Experimental Study and Numerical Simulation Analysis of Crack Propagation Characteristics of Crisscross Fracture

Guicheng HE,Kexu CHEN,Bing DAI,Chengcheng WANG

图9 不同裂隙倾角下PFC中试样的破坏过程图和试验破坏图 注：1、4、5为宏观或远场裂纹编号；1a、4b等为微裂纹编号；图中B-11.57 MPa表示加载到B点所对应的应力为11.57 MPa，其余依此类推

Fig.9 Failure process diagrams of samples in PFC and experimental under different fracture inclination angles