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

表 4 原状试块与预处理试块宏观参数试验值与模拟值

Tab.4 Macroscopic parameter test value and simulation value of undisturbed specimens and pretreatment specimens

项目 原状试块 预处理试块 σ0u /MPa E0 /GPa $\sigma _{{\rm{Iu}}}^\prime$ /MPa ${E_1}'$ /GPa 试验值 160.1 16.0 174.6 18.3 模拟值 159.9 16.0 175.3 18.6