海底倾斜矿体开采沉陷预测研究
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曹家源,马凤山,郭捷,张国栋,李兆平
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Study on Subsidence Prediction of Inclined Orebody Cut and Fill Mining in Seabed
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Jiayuan CAO,Fengshan MA,Jie GUO,Guodong ZHANG,Zhaoping LI
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表1 沉陷预测曲线参数
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Table 1 Parameters of subsidence prediction curve
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| 参数 | 中段/m | | -200 | -240 | -320 | -400 | -480 | | x 01 | -18.83 | -10.28 | -13.18 | 2.124 | 0.857 | | B 1 | 143.6 | 194 | 186.6 | 523.4 | 347 | | D 1 | 37.27 | 51.73 | 24.85 | 134.3 | 3.941 | | x 02 | -28.38 | -9.577 | -7.194 | 0.5013 | 1.698 | | B 2 | 268.7 | 335.1 | 242.5 | 310.2 | 229.5 | | D 2 | 132.6 | 134.6 | 42.97 | 493.3 | 7.9e+5 | | x 03 | 21.76 | 11.96 | -16.07 | -12.31 | -19.8 | | B 3 | 499.2 | 527.8 | 303.8 | 239.5 | 57.83 | | D 3 | 14.86 | 16.13 | 164.9 | 66.91 | 30.14 | | x 04 | - | - | - | - | -4.921 | | B 4 | - | - | - | - | 138.1 | | D 4 | - | - | - | - | 29.5 |
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