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软岩条件下大断面巷道支护技术的实践与研究

DOI: 10.6052/1000-0992-20120206

Keywords: 软岩,大断面巷道,联合支护,监测系统,数值模拟

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Abstract:

为进一步研究软岩条件下大断面巷道围岩的变形机制和破坏特征,确定合理有效的支护形式和支护参数,选取高家梁煤矿的大断面顺槽为研究对象,在确定巷道断面形状和尺寸的基础上,运用现场监测、数值模拟的方法,确定了锚-网-索联合支护系统.现场实践结果表明该支护形式和支护参数有效地控制了围岩的变形,支护效果好,经济合理,安全可靠,具有较高的应用价值,此类支护系统为解决软岩内大断面巷道围岩变形大、稳定性差、巷道难以维护的问题提供了一条新思路.

References

[1]  [3}成[3}成云海,马其华,梁运培.深井软岩大断面硐室的设计与应用. 矿山压力与顶 板管理, 2004, 16(3): 42-48 (Cheng Yunhai, Ma Qihua, Liang Yunpei. Design and application of large cross-section deep soft rock chamber. Mining Press and Roof Management, 2004, 16(3): 42-48 (in Chinese))
[2]  [4] 侯公羽,陶龙光,李先炜.基于弹性地基梁理论的锚拉支架受力分析. 力学与实 践, 2007, 24(1): 114-119 (Hong Gongyu, Tao Longguang, Li Xianwei. Stress analysis of truss based on elastic foundation beam theory. Mechanics in Engineering, 2007, 24(1): 114-119 (in Chinese))
[3]  [5] 张向东,张虎伟,阮剑剑.软岩巷道锚网索联合支护设计及支护效果分析. 中国地质灾害 与防治学报, 2011, 12(4): 72-77 (Zhang Xiangdong, Zhang Huwei, Ruan Jianjian. Bolt-mesh-anchor supporting design on soft rock tunnel and the analysis on it's supporting effect. The Chinese Journal of Geological Hazard and Control, 2011, 12(4): 72-77 (in Chinese))
[4]  [6] 侯朝炯,柏建彪,张农.困难复杂条件下的煤巷锚杆支护. 岩土工程学报, 2001, 20(1): 149-154 (Hong Chaojiong, Bai Jianbiao, Zhang Nong. Coal roadway bolting under difficult and complex conditions. Journal of Geotechnical Engineering, 2001, 20(1): 149-154 (in Chinese))
[5]  [7] 钟新谷. 锚杆防治软岩巷道底臌的分析. 力学与实践, 1994, 28(4): 62-66 (Zhong Xinguo. Analysis for bolt control to soft rock floor heave. Mechanics in Engineering, 1994, 28(4): 62-66 (in Chinese))
[6]  [8] 郑红,洪磊,石长岩.深部断层下巷道围岩破坏诱发涌水的模拟研究. 力学与实 践, 2009, 24(2): 135-141 (Zheng Hong, Liu Honglei, Shi Changyan. Numerical study on the mining-induced water outburst in deep tunnel with fault. Mechanics in Engineering, 2009, 24(2): 135-141 (in Chinese))
[7]  [9] 于永江,张哲.深部岩体圆形巷道围岩松动圈形成机理数值试验研究. 力学与实 践, 2008, 24(6): 134-139 (Yu Yongjiang, Zhang Zhe. Numerical simulation of mechanism of circular roadway loose rock zone in deep rock mass. Mechanics in Engineering, 2008, 24(6): 134-139 (in Chinese))
[8]  [10] 朱珍德,王玉树.巷道围岩流变对巷道稳定性的影响. 力学与实践, 2007, 30(4): 64-70 (Zhu Zhende, Wang Yushu. Effect on roadway surrounding rock rheology on roadway stability. Mechanics in Engineering, 2007, 30(4): 64-70 (in Chinese))
[9]  [1] 何满潮,景海河,孙晓明. 软岩工程力学. 北京: 科学出版社, 2002. 166-169 He Manchao, Jing Haihe, Sun Xiaoming.Soft Rock Engineering Mechanics [M], Beijing: Science Press.2002, 166-169.
[10]  [2] 薛顺勋. 软岩巷道支护技术指南. 北京: 煤炭工业出版社, 2001. 54-56 Xue Shunxun.Guide for Soft Rock Roadway Supporting Technology [M], Beijing: Press of Coal Industry.2001, 54-56.

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