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针对杨村煤矿开采易自燃煤层,结合存在大量危险源的煤柱需要回收的现状,在综合分析现有矿井均压防灭火技术的基础上,通过现场实测,分析了煤柱工作面漏风的主要原因和漏风模型,提出了均压防灭火技术措施,并在杨村煤矿进行了应用,取得了良好的效果。
In view of the status quo of recovery of spontaneous combustion coal seam in Yangcun Coal Mine and the recovery of coal pillars with a large number of dangerous sources, based on the comprehensive analysis of the existing technologies of pressure equalization and fire suppression in existing coal mines, the main air leakage on coal pillar face Reason and air leakage model, proposed pressure equalization fire prevention and control measures, and applied in Yangcun Coal Mine, and achieved good results.