摘要
介绍了21041工作面的巷道布置及瓦斯情况,通过采取巷旁挂耳钻场超前抽放、掘进迎头深孔卸压和浅孔排放等综合防突措施,释放煤体瓦斯和煤层应力。加强技术和施工劳动组织管理、改进作业方式、提高正规循环率等途径,达到快速掘进的目的。
Introduce the 21041 work face of tunnel arrange and gas circumstance,Pass to adopt the beside lane to hang the ear to gas drainage,excavate work face,The deep hole and The shallow hole to Unload to press and Exhaust gas,Strengthen the technique and constructions labors the organization management,improves the operation method and raises the regular circulation rate etc.path,the purpose that attain to excavate quickly.
出处
《煤炭技术》
CAS
北大核心
2010年第6期235-236,共2页
Coal Technology
关键词
突出矿井
防突措施
快速掘进
outburst mine
the measure of defending coal and gas outburst
excavate quickly
