基于地表岩移监测数据的岩体力学参数标定方法研究
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本文提出了一种基于地表岩移监测数据的岩体力学参数标定方法,并通过数值模拟进行验证。通过对井下矿石开采过程中不同时期的地表岩移监测数据进行分析,利用有限元分析模型对岩体力学参数进行了标定。研究结果表明,该方法能够有效提高岩体力学参数的准确性,并对矿山稳定性评估提供可靠支持。
[1] W.F. Chen and E. Mizuno, Nonlinear Analysis in Soil Mechanics: Theory and Implementation (Developments in Geotechnical Engineering), 3rd ed., Elsevier Science, 1990.
[2] A.J. Abbo and S.W. Sloan, “A Smooth Hyperbolic Approximation to the Mohr-Coulomb Yield Criterion,” Computers and Structures, vol. 54, no. 3, pp. 427–441, 1995.
[3] D. Drucker and W. Prager, “Soil Mechanics and Plastic Analysis or Limit Design,” Quarterly of Applied Mathematics, vol. 10, no. 2, pp. 157–165. 1952.
[4] D. Potts and L. Zdravkovic, Finite Element Analysis in Geotechnical Engineering, Thomas Telford Publishing, 2001.
[5] H.F. Schweiger, Benchmarking in Geotechnics 1. Technical Report CGG IR006 2002, Institute for Soil Mechanics and Foundation Engineering, Graz University of Technology, Austria.
[6] H. Schweiger, Results from Numerical Benchmark Exercises in Geotechnics, Proc. 5th European Conference on Numerical Methods in Geotechnical Engineering, pp. 305–314, 2002.
[7] 崔轩,杨胜利.地下开采诱发的地表岩移演化规律及稳定性分析[J].矿业研究与开发,2023,43(08):78-83.DOI:10.13827/j.cnki.kyyk.2023.08.027.
[8] 王荣军.北洺河铁矿地表岩移特性与控制技术[J].黄金,2022,43(12):39-43.
[9] 赵淑霞.段村- 雷沟矿区地表岩移监测技术研究[J].中国矿业,2015,24(S1):403-405.
[10] 陈小康,王雷鸣.基于数值模拟的深井开采地表岩移范围圈定[J].有色冶金设计与研究,2023,44(06):1-4.