| 突出煤层掘进工作面消突实践 |
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| 引用本文： | 翟慧兵,陈向军,赵彬,杨宏民.突出煤层掘进工作面消突实践[J].煤炭科学技术,2011,39(7):28-30. |
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| 作者姓名： | 翟慧兵 陈向军 赵彬 杨宏民 |
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| 作者单位： | 1. 山西晋城无烟煤矿业集团有限责任公司寺河矿,山西晋城,048205
2. 河南理工大学安全科学与工程学院,河南焦作,454003 |
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| 基金项目： | 河南省重点科技攻关资助项目(092102310037); 国家自然科学基金资助项目(50974056) |
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| 摘 要： | 为了消除掘进工作面前方煤体的突出危险性,同时降低回风流中瓦斯浓度,研究提出先抽后掘和边掘边抽的综合技术措施。通过在寺河矿西井区X13012回风巷掘进工作面进行试验,发现在采取综合技术措施后,掘进工作面突出危险性预测超标率由14.70%降至4.17%,回风流瓦斯体积分数由0.7%降至0.4%。可见边掘边抽措施的回风流瓦斯浓度比超前预抽措施的回风流瓦斯浓度降低了43%,工作面突出危险性预测指标超标率降低了71%,抽采及区域防突效果显著。
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| 关 键 词： | 突出煤层 掘进工作面 超前预抽 边掘边抽 瓦斯治理 消突 |
Practices on Outburst Control of Gateway Driving Face in Outburst Seam |
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| ZHAI Hui-bing,CHEN Xiang-jun,ZHAO Bin,YANG Hong-min.Practices on Outburst Control of Gateway Driving Face in Outburst Seam[J].Coal Science and Technology,2011,39(7):28-30. |
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| Authors: | ZHAI Hui-bing CHEN Xiang-jun ZHAO Bin YANG Hong-min |
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| Affiliation: | ZHAI Hui-bing1,CHEN Xiang-jun2,ZHAO Bin1,YANG Hong-min2(1.Sihe Mine,Jincheng Anthracite Coal Mining Group Corporation Ltd.,Jincheng 048205,China,2.School of Safety Science and Engineering,Henan Polytechnic University,Jiaozuo 454003,China) |
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| Abstract: | In order to eliminate the outburst danger of the front seam in the mine seam driving face and to reduce the gas concentration in the air return flow,the paper studied and provided the comprehensive technical measures with the gas drainage first and then driving operation as well as the driving and gas drainage at the same time.The trial test was conducted in the driving face of No.X13012 air retune gateway in the mine west area of Sihe Mine.After the comprehensive technical measures conducted,the outburst d... |
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| Keywords: | outburst seam driving face pilot drainage driving and drainage at same time gas control outburst control |
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