| 易自燃煤层综采工作面回采期间防灭火技术研究 |
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| 引用本文： | 郑海滨.易自燃煤层综采工作面回采期间防灭火技术研究[J].中国煤炭地质,2013,25(5). |
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| 作者姓名： | 郑海滨 |
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| 作者单位： | 神华宁夏煤业集团有限责任公司,宁夏银川,750011 |
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| 摘 要： | 宁夏灵武矿区所采煤层均属易自燃煤层,矿区煤炭自燃防治形势严峻.常规的注水、灌浆、注阻化剂灭火、氮气防灭火难以有效达到矿井防灭火要求.针对以上难题,以灵武矿区枣泉煤矿为例,分析了工作面开采期间的CO气体产生机理,据此提出了煤自燃火灾预防及治理技术思路.通过胶体隔离带的注胶防灭火技术手段,防灭火效果显著,工作面CO的的体积分数持续下降(＜6×10-6),有效得保证了矿井的安全生产.
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| 关 键 词： | 易自燃煤层 综采工作面 CO超限 产生机理 防治思路 胶体隔离带注胶 防灭火技术 宁夏灵武 |
Study on Spontaneously Combustible Coal Seam Fire Prevention and Extinguishing during Fully Mechanized Face Extraction |
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| Zheng Haibin.Study on Spontaneously Combustible Coal Seam Fire Prevention and Extinguishing during Fully Mechanized Face Extraction[J].Coal Geology of China,2013,25(5). |
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| Authors: | Zheng Haibin |
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| Abstract: | |
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| Keywords: | spontaneously combustible coal seam fully mechanized face CO out of gauge generating mechanism control ideas colloid sludge isolation belt injection fire prevention and extinguishing technology Lingwu Ningxia |
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