Abstract:
充填体强度是保证采空区稳定的关键因素,有必要对充填体强度进行计算。利用Terzaghi模型法和卢平计算模型2种理论计算方法对挑水河磷矿的充填体强度进行理论计算,为确保矿山开采安全,安全系数取2.0,其结果为0.76~1.84 MPa。为确保其准确性,利用Flac~(3D)软件进行强度模拟验证,其结果为1.5 MPa,在理论计算范围内。2种计算方法相互印证,说明该强度需求计算合理。
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黄金
ISSN: 1001-1277
CN: 22-1110/TF
Year: 2023
Issue: 05
Volume: 44
Page: 21-23,27
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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