| 窄煤柱锚注联合加固技术的研究与应用 |
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| 引用本文： | 徐景武.窄煤柱锚注联合加固技术的研究与应用[J].山西煤炭,2010,30(2):49-51. |
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| 作者姓名： | 徐景武 |
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| 作者单位： | 太原理工大学矿业工程学院,山西,太原,030024;汾西矿业集团员工学校,山西,介休,032000 |
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| 摘 要： | 在沿空留（掘）巷条件不具备时，设计工作面须留设保护煤柱。通过对屯兰矿综采工作面布置及顶板特性分析，合理选择了窄煤柱巷道锚注联合支护方案，（采取锚索与注浆相结合的方法），达到提高支护效果、提高煤炭回收率、延长矿井服务年限、确保矿井安全生产目的。
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| 关 键 词： | 窄煤柱 锚注 支护 |
Research and Application of Combined Reinforcement Support Technology of Narrow Coal Pillar and Bolt-grouting |
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| Xu Jing-wu.Research and Application of Combined Reinforcement Support Technology of Narrow Coal Pillar and Bolt-grouting[J].Shanxi Coal,2010,30(2):49-51. |
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| Authors: | Xu Jing-wu |
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| Affiliation: | Xu Jing-wu1,2(1.College of Mining Engineering,Taiyuan University of Technology,Taiyuan Shanxi 030024,China,2.Employers School of Fengxi Mining Ltd.Co.,Jiexiu Shanxi,032000,China) |
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| Abstract: | When the conditions of the gob-side entry retaining and roadway driving along goal are not satisfied,the protective coal pillar should be left during the working face design.Based on the analysis of fully-mechanized mining face arrangement and roof features in Tunlan,the study selects the narrow coal pillar roadway and bolt-grouting support scheme(combined method of anchor and grouting) to increase the supporting effect,improve the resources recovery rate,expend the mine service life and guarantee the safe ... |
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| Keywords: | narrow coal pillar bolt-grouting support |
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