综采工作面采空区托管注氮技术的研究与应用

Research and Application of Nitrogen Injecting Technology by Dragging Pipe in Goaf of Fully Mechanized Working Face

本文针对色连一号煤矿内综采面采空区煤炭自燃的防治,采用拖管注氮的防灭火技术,该工艺操作简单、实用,提高了注氮效果,起到较好的防治火灾的效果。

Aiming at the prevention and control of coal spontaneous combustion in the goaf of fully mechanized working face in selian No.1 coal mine,the fire prevention and extinguishing technology of nitrogen injection by dragging pipe is applied.The operation of the technology is simple and practical,which improves the effect of nitrogen injection and has a good effect of fire prevention and control.