大柳塔矿周边小窑火区危害评价及治理方案

    The Hazard Evaluation and Control Scheme of Small Coal Mine Fire Zones Around Daliuta Coal Mine

    • 摘要: 针对大柳塔煤矿活鸡兔井周边小窑火区的特点,对大柳塔煤矿活鸡兔井受小窑火区的影响程度进行了评估,提出了剥挖回填灭火和地面钻孔注浆灭火2套小窑火区的治理方案,并对2套治理方案做了可行性分析及对比优选。结果表明:剥挖回填灭火方案可彻底根除火区,且最终成本相对较低,更适合大柳塔煤矿周边小窑火区的治理。

       

      Abstract: According to the characteristics of small coal mine fire zones around Daliuta Coal Mine Huojitu Shaft, the impact of small coal mine fire zones on Daliuta Coal Mine Huojitu Shaft was evaluated. Two treatment schemes for small coal mine fire zones were put forward, which were respectively stripping and backfilling fire extinguishing, and surface borehole grouting fire extinguishing. There were feasibility analysis, comparison and optimal selection for the two treatment schemes. The consequences showed that the treatment scheme of stripping and backfilling fire extinguishing could eradicate the fire zones thoroughly, and its last cost was relatively less. So it was more suitable for the treatment of small coal mine fire zones around Daliuta Coal Mine.

       

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