| 彭庄煤矿软岩巷道底臌控制技术及数值模拟研究 |
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| 引用本文： | 孟庆彬,乔卫国,林登阁,门燕青.彭庄煤矿软岩巷道底臌控制技术及数值模拟研究[J].煤炭工程,2011,0(2):68-70. |
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| 作者姓名： | 孟庆彬 乔卫国 林登阁 门燕青 |
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| 作者单位： | 1. 山东科技大学土木建筑学院,山东,青岛,266510
2. 山东科技大学土木建筑学院,山东,青岛,266510;山东省土木工程防灾减灾重点实验室,山东,青岛,266510 |
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| 基金项目： | 教育部新世纪优秀人才支持计划资助(NCET-07-0519);教育部长江学者和创新团队发展计划资助(IRT0843) |
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| 摘 要： | 针对彭庄煤矿巷道围岩节理、裂隙发育，岩层浸水软化严重的复杂地质条件，以马头门大范围内的岩体为研究对象，通过对围岩物理力学性能的测试、底臌影响因素的理论分析和底臌控制技术的数值模拟，提出了采用全断面注浆、高强超长锚杆加固顶板和两帮、底角锚杆和混凝土反底拱加固底板的综合控制底臌方案。并对马头门围岩收敛变形进行了长期的监测，监测结果表明马头门围岩顶底板的总变形量仅为5mm，这说明该方案有效地控制了底臌。
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| 关 键 词： | 软岩巷道 底臌控制 FLAC3D数值模拟 监测 |
| 收稿时间： | 2010-08-09; |
Study on floor heave control technology and numerical simulation of mine soft rock roadway in Pengzhuang Mine |
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| MENG Qing-bin,QIAO Wei-guo,LIN Deng-ge,MEN Yan-qing.Study on floor heave control technology and numerical simulation of mine soft rock roadway in Pengzhuang Mine[J].Coal Engineering,2011,0(2):68-70. |
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| Authors: | MENG Qing-bin QIAO Wei-guo LIN Deng-ge MEN Yan-qing |
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| Affiliation: | MENG Qing-bin1,QIAO Wei-guo1,2,LIN Deng-ge1,MEN Yan-qing1(1.School of Civil Engineering and Architecture,Shandong University of Science and Technology,Qingdao 266510,China,2.Shandong Provincial Key Lab of Civil Engineering Disaster Prevention and Control,China) |
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| Abstract: | According to the complicated geological conditions of the joint,fissure development and rock strata in water serious softening in mine gateway surrounding rocks,taking the rock masses within the ingate scope as the study object,with the measurement and test of the surrounding rock physical mechanics performances,the theoretical analysis on the floor heave influence factors and the numerical simulation of the floor heave control technology,a comprehensive floor heave control plan with the full cross section ... |
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| Keywords: | mine soft rock roadway floor heave control numerical simulation monitoring and measurement |
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