| 深井大断面动压回采巷道锚网支护技术研究 |
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| 引用本文： | 韦四江,勾攀峰,王满想.深井大断面动压回采巷道锚网支护技术研究[J].地下空间与工程学报,2011,7(6):1216-1221. |
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| 作者姓名： | 韦四江 勾攀峰 王满想 |
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| 作者单位： | 河南理工大学能源科学与工程学院,河南 焦作,454000 |
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| 基金项目： | 国家自然科学基金资助项目(50874037); 河南省杰出人才计划(094200510004); 河南煤矿安全生产项目(H09-53); 河南理工大学研究生创新基金 |
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| 摘 要： | 随着开采强度的加大,平煤股份所属的主力矿井多数已进入800m以上的深部开采,巷道处于高应力环境中,中等强度锚网支护的回采巷道变形量大,稳定所需时间长,返修率高.结合平煤股份十一矿丁5-6-26071风巷的工程地质条件,采用数值模拟技术研究了高强锚杆锚索协调支护巷道在不同动压作用下的矿压显现特征:掘巷阶段,支护方式完全能...
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| 关 键 词： | 回采巷道 动压 协调支护 数值模拟 |
Study on Bolting-Wire Mesh Support Technology of Dynamic Pressure Extraction of Large Section Roadway in Deep Mines |
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| Wei Sijiang,Gou Panfeng,Wang Manxiang.Study on Bolting-Wire Mesh Support Technology of Dynamic Pressure Extraction of Large Section Roadway in Deep Mines[J].Chinese Journal of Underground Space and Engineering,2011,7(6):1216-1221. |
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| Authors: | Wei Sijiang Gou Panfeng Wang Manxiang |
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| Affiliation: | Wei Sijiang,Gou Panfeng,Wang Manxiang(School of Energy Science and Engineering,Henan Polytechnic University,Jiaozuo Henan 454000,China) |
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| Abstract: | With the increasing of mining intensity,most of main mines of Pingdingshan Coal Shares have reached deep mining.Deep roadways in high in-situ stress characterized with large deformation,long stabilization time and high repair rate.Based on engineering geology condition of wind-road,26071 of 11th colliery of Pingdingshan Coal Shares supported by high strength bolting coordinated with cable,the strata pressure characters of the mine were researched under different dynamic pressure.This supporting method can f... |
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| Keywords: | mining roadway dynamic pressure coordinated support numerical simulation |
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