西南地区某隧道围岩岩爆预测研究

王开洋 肖鸿 尚彦军 苏开敏 何万通

王开洋, 肖鸿, 尚彦军, 苏开敏, 何万通. 2014: 西南地区某隧道围岩岩爆预测研究. 工程地质学报, 22(5): 903-914. doi: 10.13544/j.cnki.jeg.2014.05.20
引用本文: 王开洋, 肖鸿, 尚彦军, 苏开敏, 何万通. 2014: 西南地区某隧道围岩岩爆预测研究. 工程地质学报, 22(5): 903-914. doi: 10.13544/j.cnki.jeg.2014.05.20
WANG Kaiyang, XIAO Hong, SHANG Yanjun, SU Kaimin, HE Wantong. 2014: PREDICTION OF ROCKBURST AT WALL ROCKS OF TUNNELS IN SOUTHWEST. JOURNAL OF ENGINEERING GEOLOGY, 22(5): 903-914. doi: 10.13544/j.cnki.jeg.2014.05.20
Citation: WANG Kaiyang, XIAO Hong, SHANG Yanjun, SU Kaimin, HE Wantong. 2014: PREDICTION OF ROCKBURST AT WALL ROCKS OF TUNNELS IN SOUTHWEST. JOURNAL OF ENGINEERING GEOLOGY, 22(5): 903-914. doi: 10.13544/j.cnki.jeg.2014.05.20

西南地区某隧道围岩岩爆预测研究

doi: 10.13544/j.cnki.jeg.2014.05.20
基金项目: 

国家重大基础研究计划(973)项目(编号:2010CB732001),国家自然基金面上项目(编号:41372324),国家自然科学基金(编号:41302254)资助

详细信息
    作者简介:

    王开洋,男,硕士研究生,工程地质专业,研究方向为地下工程. Email:kai.yang2008@163.com

  • 中图分类号: TU457

PREDICTION OF ROCKBURST AT WALL ROCKS OF TUNNELS IN SOUTHWEST

  • 摘要: 岩爆预测一直是地下工程领域中的世界性难题。本文以西南某隧道工程为例,从岩爆形成的3个条件:岩石岩爆倾向性、岩体完整性和高地应力环境3个方面着手,应用最大储存弹性应变能指标Es和岩石脆性系数B,对深埋隧道区段内可能发生岩爆的石英砂岩、灰岩岩体进行岩爆倾向性分析预测; 基于地应力测量数据资料,采用地质过程动态模拟的有限元分析方法,反演分析隧道工程区岩体地应力场,对隧道高应力区段作出判断; 根据现场所取样品试验结果综合分析隧道围岩的物理力学性质、岩石单轴抗压强度等。在分析和总结前人岩爆预测预报方法的基础上,以工程地质分析为基础,详细阐明隧道岩爆发生的条件,并以岩体力学和非线性科学理论为指导,采用地质综合分析、应力强度比法对隧道可能发生岩爆的部位及其强度进行综合预测。
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出版历程
  • 收稿日期:  2014-05-02
  • 修回日期:  2014-07-10
  • 刊出日期:  2014-10-25

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