重叠矿段采动下的工程响应仿真与评价
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胡建华,高晨,杨春
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Simulation and Evaluation of Engineering Response Under the Mining of Overlapping-Orebody
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Jianhua HU,Chen GAO,Chun YANG
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表3 各水平Z方向应力统计分析结果
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Table 3 Statistical analysis results ofZaxis stress at different levels
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| 测点编号 | Z方向应力变化范围/MPa | 变化绝对差/MPa | Z方向应力扰动率/% | | 2 865 m分段 | 2 880 m分段 | 2 895 m分段 | 2 865 m分段 | 2 880 m分段 | 2 895 m分段 | 2 865 m分段 | 2 880 m分段 | 2 895 m分段 | | 1 | -14.33~-13.87 | -14.23~-13.67 | -13.79~-13.41 | 0.46 | 0.56 | 0.38 | 1.63 | 2.01 | 1.40 | | 2 | -14.66~-12.36 | -14.10~-13.42 | -13.74~-13.18 | 2.30 | 0.68 | 0.56 | 8.51 | 2.47 | 2.08 | | 3 | -14.59~-14.20 | -14.07~-13.69 | -13.61~-13.00 | 0.39 | 0.38 | 0.61 | 1.35 | 1.37 | 2.29 | | 4 | -14.56~-11.82 | -14.26~-13.23 | -13.53~-12.71 | 2.74 | 1.03 | 0.82 | 10.39 | 3.75 | 3.12 | | 5 | -14.53~-11.57 | -13.88~-12.77 | -13.85~-12.75 | 2.96 | 1.11 | 1.10 | 11.34 | 4.17 | 4.14 | | 6 | -14.55~-12.34 | -13.97~-12.83 | -13.46~-12.76 | 2.21 | 1.14 | 0.70 | 8.22 | 4.25 | 2.67 | | 7 | -14.53~-14.25 | -14.22~-14.33 | -13.47~-13.54 | 0.28 | -0.11 | -0.07 | 0.97 | 0.39 | 0.26 | | 8 | -14.53~-14.79 | -13.98~-14.08 | -13.45~-13.50 | -0.26 | -0.1 | -0.05 | 0.89 | 0.36 | 0.19 | | 9 | -14.64~-14.88 | -13.96~-13.79 | -13.43~-13.46 | -0.24 | 0.17 | -0.03 | 0.81 | 0.61 | 0.11 |
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