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10 不同倾角下微裂纹数量随应变的变化曲线 注：A～E表示应力加载到某一点；Ⅰ～Ⅳ表示静止期、增加缓慢期、中期增加期和最活跃期

Fig.10 Curves of the number of microcracks with strain under different fracture inclination angles