基于正交试验的过断层软破段巷道支护参数优化
胡建华,庞乐,王学梁,郑明华

Optimization of Roadway Support Parameters in Soft Broken Sections Based on Orthogonal Test
Jianhua HU,Le PANG,Xueliang WANG,Minghua ZHENG
表1 各岩层物理力学参数
Table 1 Physical and mechanical parameters of various rock formations
地层密度/ (×103 kg·m-3体积模量/GPa切变模量/GPa黏聚力/MPa内摩擦角/(°)抗拉强度/MPa
岩层2 8306.053.814.331.51.4
F4正断层2 2002.200.741.022.00.1