穰家垅银矿大规模充填采矿采场结构参数优化研究
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苏怀斌,张钦礼,张德明,曾长根,朱晓江
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Study on the Optimization of Stope Structure Parameters in the Large-scale Backfilling Mining of Rangjialong Silver Mine
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Huaibin SU,Qinli ZHANG,Deming ZHANG,Changgen ZENG,Xiaojiang ZHU
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表3 各模型数值模拟结果汇总
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Table 3 Summary of numerical simulation results of each model
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| 区域 | 模拟序号 | 模拟压应力值/Pa | 压应力安全系数 | 模拟拉应力值/Pa | 拉应力安全系数 | Y方向位移/m |
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| 顶柱 | 1 | 7.31E+05 | 8.59 | 2.82E+05 | 12.42 | 0.00141 | | 2 | 1.04E+06 | 6.04 | 3.80E+05 | 9.22 | 0.00213 | | 3 | 4.81E+06 | 1.31 | 1.29E+06 | 2.71 | 0.00513 | | 4 | 5.41E+06 | 1.16 | 1.49E+06 | 2.35 | 0.01113 | | 5 | 6.31E+06 | 1.00 | 1.79E+06 | 1.96 | 0.04313 | | 充填体人工矿柱 | 1 | 1.11E+05 | 14.32 | 1.87E+04 | 10.67 | 0.01644 | | 2 | 2.70E+05 | 5.89 | 4.44E+04 | 4.51 | 0.01957 | | 3 | 4.88E+05 | 3.26 | 7.54E+04 | 2.65 | 0.02351 | | 4 | 5.53E+05 | 2.88 | 8.56E+04 | 2.34 | 0.02565 | | 5 | 6.12E+05 | 2.60 | 9.26E+04 | 2.16 | 0.02925 |
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