动静荷载下层状围岩隧道应力集中分布特征

杨玉民,蒋楠,姚颖康,周传波,蒙贤忠,赵茉溪

Characteristic of stress concentration distribution in layered rock of tunnel under dynamic and static load

Yumin YANG,Nan JIANG,Yingkang YAO,Chuanbo ZHOU,Xianzhong MENG,Moxi ZHAO

表 3 正交试验的模拟因素及水平

Tab.3 Simulation factors and levels of orthogonal test

水平 因素 Q1/MPa Q2/MPa θ/(°) A 1 0.6 0.5 0 1 2 0.8 1.5 15 2 3 1.0 2.5 45 3 4 1.2 3.5 75 4 5 1.4 4.5 90 5