| 地应力异常区域蠕变围岩上山支护技术研究 |
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| 引用本文： | 申海生. 地应力异常区域蠕变围岩上山支护技术研究[J]. 煤, 2011, 20(9). DOI: 10.3969/j.issn.1005-2798.2011.09.005 |
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| 作者姓名： | 申海生 |
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| 作者单位： | 潞安环能股份公司常村煤矿,山西长治,046102 |
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| 摘 要： | 针对潞安常村煤矿S6 1号回风上山处于地应力异常区域及围岩具有蠕变性等特点进行分析,提出对初始支护段进行套棚加固,新掘段采用全长预应力锚固强力锚杆锚索组合支护系统进行支护,并进行了现场应用及矿压监测。监测表明,巷帮变形量较小,锚杆锚索受力稳定,说明支护有效控制了围岩变形,支护效果非常明显。
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| 关 键 词： | 地应力异常 蠕变围岩 S61号回风上山 全长预应力锚固 |
Abnormal Stress Area Surrounding Rock Creep up the Hill Support Technology Research |
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| SHEN Hai-sheng. Abnormal Stress Area Surrounding Rock Creep up the Hill Support Technology Research[J]. Coal, 2011, 20(9). DOI: 10.3969/j.issn.1005-2798.2011.09.005 |
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| Authors: | SHEN Hai-sheng |
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| Affiliation: | SHEN Hai-sheng(Changcun Coal Mine of Lu'an Environmental Energy Development Co.,Ltd.,Changzhi 046102,China) |
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| Abstract: | According to LuAn ChangCun coal mine S61 number return air up the mountain in regional and surrounding rock stress anomalies have degeneration of creep characteristics analysis,some sections of the initial support of reinforcement,dig new tents for the prestressing anchor bolt anchor cable length powerful combination supporting system of support,and the field application and mine pressure monitoring.Monitoring,lane that help deformation,smaller bolt anchor cable force stable,effective control of the support... |
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| Keywords: | abnormal stress creep rock S6 No.1 return airflow up the hill prestressing anchor |
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