循环加载强化作用对花岗岩细观破坏影响的离散元研究

张霄,于昊,李壮,刘衍顺,张紫东,籍鑫雨,李相辉

Discrete element study on effect of cyclic loading strengthening on meso-destruction of granite

Xiao ZHANG,Hao YU,Zhuang LI,Yan-shun LIU,Zi-dong ZHANG,Xin-yu JI,Xiang-hui LI

图 8 不同 $S_{\text{f}}^ * $GBM强化模型应力-应变曲线

Fig.8 Stress-strain curve of grain-based reinforcement model with different $S_{\text{f}}^ * $