| U型通风方式采煤工作面上隅角瓦斯处理方法 |
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| 引用本文： | 贾宝财,刘振宇. U型通风方式采煤工作面上隅角瓦斯处理方法[J]. 煤炭技术, 2008, 27(5): 88-89 |
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| 作者姓名： | 贾宝财 刘振宇 |
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| 作者单位： | 鸡西矿业集团公司,正阳煤矿,黑龙江,鸡西,158100;鸡西矿业集团公司,正阳煤矿,黑龙江,鸡西,158100 |
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| 摘 要： | 通过对U型通风方式采煤工作面上隅角的瓦斯积聚形成原因的分析,以及对设置临时挡风帘、提高采面供风量、设置采空区风幛、U+L通风系统专用排瓦斯尾巷、高位钻孔抽放瓦斯等五种处理上隅角瓦斯超限方法效果的比较分析,总结出了较好的处理上隅角瓦斯超限的方法。
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| 关 键 词： | U型通风系统 上隅角 瓦斯治理 |
| 文章编号： | 1008-8725(2008)05-0088-03 |
Gas Controlling in Upper Corner of Coal Face with U Type Ventilation System |
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| JIA Bao-cai,LIU Zhen-yu. Gas Controlling in Upper Corner of Coal Face with U Type Ventilation System[J]. Coal Technology, 2008, 27(5): 88-89 |
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| Authors: | JIA Bao-cai LIU Zhen-yu |
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| Abstract: | Based on analyzing the reasons of gas accumulation in upper corner of coal face of U type ventilation,comparative analyzing of using the temporary weather strip screen,increasing the air supply in coal face,using air brattice in mine gob,using special emission of gas of U L type ventilation,and high position boring at coal face,the best way of controlling gas override in upper corner of coal face is summed up. |
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| Keywords: | U type ventilation system upper corner gas controlling |
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