| 白坪矿大断面机头硐室结构强化机理及控制技术 |
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| 引用本文： | 李亚运,谢文兵,荆升国,赵金帅. 白坪矿大断面机头硐室结构强化机理及控制技术[J]. 煤炭技术, 2014, 0(7): 94-97 |
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| 作者姓名： | 李亚运 谢文兵 荆升国 赵金帅 |
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| 作者单位： | 中国矿业大学矿业工程学院;深部煤炭资源开采教育部重点实验室 |
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| 基金项目： | 煤炭资源与安全开采国家重点实验室自主研究课题基金资助项目(SKLCRSM08X01) |
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| 摘 要： | 采用理论与数值分析的方法对大断面硐室围岩稳定性进行了分析,反映了巷道断面尺寸的增加对围岩稳定性的影响,确定了大断面硐室支护承载结构薄弱的部位,同时针对这些薄弱部位,基于结构强化的机理,提出了深井大断面硐室结构补强加固技术,并对巷道帮顶与底板结构补强加固的效果进行了模拟分析。
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| 关 键 词： | 深井 大断面硐室 数值模拟 结构补强 |
Structure Strengthening Mechanism and Control Technology on Large Section Tunnel in Baiping Coal Mine |
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| LI Ya-yun;XIE Wen-bing;JING Sheng-guo;ZHAO Jin-shuai. Structure Strengthening Mechanism and Control Technology on Large Section Tunnel in Baiping Coal Mine[J]. Coal Technology, 2014, 0(7): 94-97 |
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| Authors: | LI Ya-yun XIE Wen-bing JING Sheng-guo ZHAO Jin-shuai |
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| Affiliation: | LI Ya-yun;XIE Wen-bing;JING Sheng-guo;ZHAO Jin-shuai;School of Mining Engineering,China University of Mining and Technology;Key Laboratory of Deep Coal Resource Mining of Ministry of Education; |
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| Abstract: | Uses numerical simulation software analyzing the surrounding rock stability of large section tunnel,reflecting the impact of increase in the size of the roadway on the surrounding rock stability and determining the weak parts of supporting bearing structure.While for those weak parts,based on the structural strengthening mechanism,the structural reinforcement technology of large section tunnel in deep mine is proposed.And the effect of the reinforcement on the roof and side of the roadway is analyzed by numerical simulation. |
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| Keywords: | deep mine large section tunnel numerical simulation structure compensation |
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