| 沙曲矿北翼回风大巷过突出煤层瓦斯抽排技术研究 |
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| 引用本文： | 冯纪林,杨安红.沙曲矿北翼回风大巷过突出煤层瓦斯抽排技术研究[J].西部探矿工程,2011,23(5):88-91,94. |
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| 作者姓名： | 冯纪林 杨安红 |
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| 作者单位： | 中煤能源集团第五建设公司第四工程处,江苏,徐州,221163 |
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| 摘 要： | 沙曲矿北翼回风大巷在施工过程中要经过3+4#煤和5#煤层,这两层煤均具有突出危险性,瓦斯含量高,瓦斯压力大。为保证揭煤施工安全,需要对3+4#煤、5#煤层采取瓦斯抽放措施。阐述了瓦斯抽排钻孔布置及瓦斯抽排设备选型,通过瓦斯抽排效果检验,保证了回风大巷安全揭过突出煤层。
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| 关 键 词： | 回风大巷 突出煤层 瓦斯抽排 揭煤 |
Study on the Gas Drainage Technology Outburst Coal Seam Cut through by the North Return Air Roadway in the Shaqu Coal Mine |
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| FEN Ji-lin,YANG An-hong.Study on the Gas Drainage Technology Outburst Coal Seam Cut through by the North Return Air Roadway in the Shaqu Coal Mine[J].West-china Exploration Engineering,2011,23(5):88-91,94. |
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| Authors: | FEN Ji-lin YANG An-hong |
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| Affiliation: | FEN Ji-lin,YANG An-hong(4th Engineering Department of 5th Construction Group,China National Coal Energy Group,Xuzhou Jiangsu 221163,China) |
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| Abstract: | The north return air roadway is constructed to cut through the No.3+4 and 5 coal seams in Shaqu coal mines,and the two coal seams all have outburst danger with high gas content and pressure.In order to ensure the safe construction cutting through the coal seams,it is so necessary to drain the gas in the No.3+4 and 5 coal seams.In this paper,the drill hole layout of gas drainage is discussed,and the corresponding equipments are selected to drain the gas.The effect is checked for the gas drainage to ensure th... |
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| Keywords: | return air roadway outburst coal seam gas drainage cutting through the coal seam |
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