地震动荷载下深埋巷道压力拱高度响应规律的数值模拟研究
|
|
谢学斌,高山,过江,叶永飞
|
Numerical Simulation Study on the Response Law of Pressure Arch Height of Deep-buried Tunnel Under Seismic Dynamic Load
|
|
Xuebin XIE,Shan GAO,Jiang GUO,Yongfei YE
|
|
表3 数值模拟结果
|
Table 3 Results of numerical simulation
|
|
| 地表动荷载幅值/（m·s-2） | 巷道埋深/m | 压力拱高度/m |
|---|
| Ⅲ级围岩 | Ⅳ级围岩 | Ⅴ级围岩 |
|---|
| 0.40g | 50 | 3.62 | 5.74 | 7.34 | | 80 | 3.74 | 5.99 | 7.53 | | 110 | 3.91 | 6.22 | 7.9 | | 140 | 4.15 | 6.38 | 8.26 | | 170 | 4.33 | 6.65 | 8.86 | | 0.30g | 50 | 3.37 | 5.23 | 6.69 | | 80 | 3.42 | 5.36 | 6.82 | | 110 | 3.51 | 5.54 | 7.36 | | 140 | 3.62 | 5.81 | 7.85 | | 170 | 3.75 | 5.92 | 8.51 | | 0.20g | 50 | 2.74 | 4.19 | 5.62 | | 80 | 2.82 | 4.26 | 5.78 | | 110 | 2.91 | 4.41 | 6.09 | | 140 | 3.09 | 4.56 | 6.25 | | 170 | 3.27 | 4.74 | 6.67 | | 0.15g | 50 | 2.53 | 3.9 | 5.31 | | 80 | 2.61 | 4.08 | 5.49 | | 110 | 2.73 | 4.26 | 5.57 | | 140 | 2.83 | 4.41 | 5.72 | | 170 | 3.05 | 4.55 | 5.85 | | 0.10g | 50 | 2.32 | 3.71 | 4.95 | | 80 | 2.44 | 3.87 | 5.11 | | 110 | 2.59 | 4.06 | 5.29 | | 140 | 2.65 | 4.23 | 5.31 | | 170 | 2.81 | 4.42 | 5.46 |
|
|
|