基于RG-BN理论的破碎盘区矿柱群稳定性分析

高峰,李成成,覃庆韩,欧恩国

Stability Analysis of Broken Ore Pillars Group Based on RG-BN Theory

Feng GAO,Chengcheng LI,Qinghan QIN,Enguo OU

表2 单个矿柱稳定性概率分布

Table 2 Probability distribution of single pillar stability

矿柱编号 b/h σP/σR? Ps?/% Pu?/% Pf?/% T209-210 0.196 0.112 61.219 36.429 2.351 T210-211 0.264 0.139 54.051 42.488 3.461 T211-212 0.375 0.169 48.788 46.653 4.560 T212-213 0.221 0.163 38.666 54.483 6.851 T111-112 0.179 0.158 37.841 55.134 7.025 T115-S1 0.289 0.204 25.560 62.291 12.149 T313-314 0.241 0.149 47.028 48.194 4.778 T501-502 0.210 0.144 47.084 48.188 4.728 T502-503 0.216 0.165 36.788 55.807 7.405 1号间柱 0.328 0.124 65.851 32.283 1.867 2号间柱 0.424 0.091 83.283 16.240 0.477 3号间柱 0.351 0.124 67.812 30.523 1.664