| 注浆加固技术在小煤柱动压巷道中的应用 |
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| 引用本文： | 贾双春. 注浆加固技术在小煤柱动压巷道中的应用[J]. 煤, 2007, 16(5): 9-10,13 |
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| 作者姓名： | 贾双春 |
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| 作者单位： | 潞安环能股份公司,王庄煤矿,山西,长治,046031 |
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| 摘 要： | 王庄煤矿5109工作面为孤岛工作面,风运两巷与采空区留5 m的小煤柱,在回采过程中,小煤柱裂隙极为发育,导致巷道变形,严重影响安全生产。为此,对5109风运巷小煤柱进行喷浆封闭和注浆,提高了小煤柱的完整性和承载能力,效果显著,为类似条件下巷道加固及变形控制提供了科学依据。
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| 关 键 词： | 注浆技术 加固原理 动压巷道 |
| 文章编号： | 1005-2798（2007）05-0009-02 |
| 收稿时间： | 2007-02-25 |
| 修稿时间： | 2007-02-25 |
Application of Grouting Technology in Small Coal Pillar's Working Subject to Dynamic Pressure |
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| JIA Shuang-chun. Application of Grouting Technology in Small Coal Pillar's Working Subject to Dynamic Pressure[J]. Coal, 2007, 16(5): 9-10,13 |
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| Authors: | JIA Shuang-chun |
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| Abstract: | Wangzhuang Coal Mine 5109 working face is isolated island,between the wind drift and transfort drift they have 5 m small pillar.in the course of coal winning,the small pillar will influence safety production seriously.So we grouting and close the small piallar and improve its ability.This support foundation in similar condition. |
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| Keywords: | grouting technology reinforce theory dynamic press drift |
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