动静荷载下层状围岩隧道应力集中分布特征
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杨玉民,蒋楠,姚颖康,周传波,蒙贤忠,赵茉溪
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Characteristic of stress concentration distribution in layered rock of tunnel under dynamic and static load
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Yumin YANG,Nan JIANG,Yingkang YAO,Chuanbo ZHOU,Xianzhong MENG,Moxi ZHAO
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表 4 正交试验结果的统计 |
Tab.4 Statistics of orthogonal test result |
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试验编号 | Q1/MPa | Q2/MPa | θ/(°) | A | f/MPa | fmax/MPa | 1 | 0.6 | 0.5 | 0 | 1 | 1.541 | 1.668 | 2 | 0.6 | 1.5 | 45 | 4 | 3.256 | 6.592 | 3 | 0.6 | 2.5 | 90 | 2 | 3.623 | 5.612 | 4 | 0.6 | 3.5 | 15 | 5 | 4.966 | 7.487 | 5 | 0.6 | 4.5 | 75 | 3 | 6.313 | 10.732 | 6 | 0.8 | 0.5 | 90 | 4 | 2.046 | 2.179 | 7 | 0.8 | 1.5 | 15 | 2 | 2.976 | 3.381 | 8 | 0.8 | 2.5 | 75 | 5 | 4.445 | 6.223 | 9 | 0.8 | 3.5 | 0 | 3 | 5.153 | 8.151 | 10 | 0.8 | 4.5 | 45 | 1 | 7.834 | 10.960 | 11 | 1.0 | 0.5 | 75 | 2 | 2.774 | 3.190 | 12 | 1.0 | 1.5 | 0 | 5 | 3.641 | 4.311 | 13 | 1.0 | 2.5 | 45 | 3 | 5.917 | 9.519 | 14 | 1.0 | 3.5 | 90 | 1 | 5.762 | 8.857 | 15 | 1.0 | 4.5 | 15 | 4 | 7.139 | 11.851 | 16 | 1.2 | 0.5 | 45 | 5 | 3.928 | 4.122 | 17 | 1.2 | 1.5 | 90 | 3 | 4.124 | 4.464 | 18 | 1.2 | 2.5 | 15 | 1 | 5.371 | 6.895 | 19 | 1.2 | 3.5 | 75 | 4 | 6.603 | 10.103 | 20 | 1.2 | 4.5 | 0 | 2 | 7.189 | 11.050 | 21 | 1.4 | 0.5 | 15 | 3 | 3.845 | 4.614 | 22 | 1.4 | 1.5 | 75 | 1 | 4.905 | 5.309 | 23 | 1.4 | 2.5 | 0 | 4 | 5.606 | 6.795 | 24 | 1.4 | 3.5 | 45 | 2 | 8.306 | 13.270 | 25 | 1.4 | 4.5 | 90 | 5 | 7.723 | 14.720 |
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