| 低瓦斯矿井综放工作面瓦斯超限防治 |
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| 引用本文： | 朱继光,夏俊峰.低瓦斯矿井综放工作面瓦斯超限防治[J].煤炭技术,2014(9):35-38. |
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| 作者姓名： | 朱继光 夏俊峰 |
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| 作者单位： | 山东科技大学矿业与安全工程学院 |
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| 摘 要： | 通过理论分析及数值模拟对综放工作面顶板裂隙带高度及分布进行研究,并设计相应的高位钻孔预先抽放采空区裂隙带中积聚的瓦斯,从而在根源上解决了综放工作面上隅角瓦斯超限问题,保证了工作面的安全、连续生产;同时为新疆煤田瓦斯治理问题提供了有效的解决方案。
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| 关 键 词： | 上隅角瓦斯超限 移架过程 裂隙离层 高位钻孔抽放 |
Countermeasures of Fully Mechanized Top-coal Caving Face Gas Concentration Exceeding Limits in Low Gaseous Mine |
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| ZHU Ji-guang;XIA Jun-feng.Countermeasures of Fully Mechanized Top-coal Caving Face Gas Concentration Exceeding Limits in Low Gaseous Mine[J].Coal Technology,2014(9):35-38. |
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| Authors: | ZHU Ji-guang;XIA Jun-feng |
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| Affiliation: | ZHU Ji-guang;XIA Jun-feng;College of Mining and Safety Engineering,Shandong University of Science and Technology; |
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| Abstract: | Numerical simulation and theoretical analysis are adopted to study the distribution of the height of separations and fractures in the fully mechanized top-coal caving face,and high position drilling technology for gas drawing is designed to drain the gas accumulating in separations and fractures in advance,which solve the problem of gas concentration exceeding limits and ensure safety mining and realization of high production and constant production.Also,this technology provides an efficient solution to these kinds of issues. |
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| Keywords: | gas concentration exceeding shifting of hydraulic supports separations and fractures high position drilling |
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