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高应力软岩巷道预留刚隙柔层支护技术

罗吉安 王连国 侯化强 卢小雨

煤矿安全2012,Vol.43Issue(8):210-212,215,4.
煤矿安全2012,Vol.43Issue(8):210-212,215,4.

高应力软岩巷道预留刚隙柔层支护技术

Technology of Rigid Gap Flexible Layer Support in High Stress Soft Rock Roadway

罗吉安 1王连国 2侯化强 2卢小雨3

作者信息

  • 1. 中国矿业大学,江苏徐州221008 深部岩土力学与地下工程国家重点实验室,江苏徐州221008 安徽理工大学理学院,安徽淮南232001
  • 2. 中国矿业大学,江苏徐州221008 深部岩土力学与地下工程国家重点实验室,江苏徐州221008
  • 3. 安徽理工大学理学院,安徽淮南232001
  • 折叠

摘要

Abstract

High stress soft rock is a kind of engineering soft rock that has low intensity and strong theology in high stress area. The de- formation characteristics demonstrated by boring in soft rock are very different from in hard rock. Rigid gap flexible layer support plays an important role in releasing roadway deformation energy effectively and controlling roadway deformation in the support of soft rock roadway in high stress area. The mechanism of rigid gap flexible layer support is researched in depth by analyzing the coupling relation- ship between rigid and flexible layers and interaction of support and surrounding rock in rigid gap flexible layer support. According to a- bove, the choice of materials and parameters in rigid gap flexible layer support is discussed in detail at last, which provides a reasona- ble design method reference for rigid gap flexible layer support of soft rock roadway in high stress area.

关键词

高应力/软岩/预留刚隙柔层支护/参数设计

Key words

high stress/soft rock/rigid gap flexible layer supporting/parameter design

分类

矿业与冶金

引用本文复制引用

罗吉安,王连国,侯化强,卢小雨..高应力软岩巷道预留刚隙柔层支护技术[J].煤矿安全,2012,43(8):210-212,215,4.

基金项目

基金项目:国家重点基础研究发展计划(973计划)资助项目 ()

国家自然科学基金资助项目 ()

国家重点实验室开放基金资助项目 ()

淮南市科技计划资助项目(2011A07918). ()

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