三相泡沫防灭火技术在自燃采面的应用

摘要

Introduces HTC spontaneous process and cause of 21021 mining face in Hongda Coal Mine,through the analysis,after compa-ring the three -phase foam fire -fighting technology governance,the fire area supplemented by local pressure ventilation,successfully solves the mining face of spontaneous combustion,to ensure the safety in production,has a certain reference value.%介绍了宏达煤矿21021采煤工作面发生自燃的过程及原因，通过分析、对比后采用三相泡沫防灭火技术对火区进行治理，辅以局部均压通风等，成功解决了采面自燃，保证了安全生产，具有一定的借鉴价值。