基于三维激光扫描点云数据的地下巷道岩体结构面识别及稳定性分析
|
|
李杰林,白德威,杨承业,张玮,张孝平
|
Recognition and Stability Analysis of Underground Tunnel Rock Mass Structural Plane Based on 3D Laser Scanning Point Cloud Data
|
|
Jielin LI,Dewei BAI,Chengye YANG,Wei ZHANG,Xiaoping ZHANG
|
|
表4 随机块体的模拟结果
|
Table 4 Simulation results of random blocks
|
|
| 组号 | 块体总数 | 最大体积/m3 | 平均体积/m3 | 自由块体数目 | 自重失稳块体数目 | 爆破振动下块体失稳数目 | 自重块体失稳 概率/% | 爆破块体失稳概率/% |
|---|
| 平均值 | 953 | 0.3765 | 0.0145 | 266 | 26 | 80 | 9.8 | 30.1 | | 1 | 916 | 0.4074 | 0.0208 | 247 | 18 | 67 | 7.3 | 27.1 | | 2 | 832 | 0.3128 | 0.0113 | 231 | 21 | 75 | 9.1 | 32.5 | | 3 | 1 197 | 0.3006 | 0.0095 | 326 | 27 | 93 | 8.3 | 28.5 | | 4 | 1 105 | 0.3115 | 0.0138 | 325 | 38 | 106 | 11.7 | 32.6 | | 5 | 774 | 0.5195 | 0.0104 | 208 | 24 | 79 | 11.5 | 38.0 | | 6 | 901 | 0.3994 | 0.0086 | 253 | 26 | 77 | 10.3 | 30.4 | | 7 | 893 | 0.4183 | 0.0305 | 231 | 22 | 74 | 9.5 | 32.0 | | 8 | 1 092 | 0.3364 | 0.0204 | 296 | 36 | 89 | 12.3 | 30.1 | | 9 | 1 007 | 0.3515 | 0.0067 | 302 | 26 | 72 | 8.6 | 23.8 | | 10 | 811 | 0.4076 | 0.0132 | 241 | 22 | 63 | 9.1 | 26.1 |
|
|
|