摘要
分析空巷破坏形式及治理难点,确定虎龙沟煤业81511工作面采用超高水材料充填过空巷的技术方案,阐述超高水材料空巷充填的作用机理、工艺和关键技术。现场应用后,未出现片帮、冒顶及压架事故,保障了81511工作面的正常安全回采。
This paper analyzes the failure forms and treatment difficulties of empty roadway,determines the technical scheme of filling empty roadway with ultra-high water material in the 81511 working face of Hulonggou Coal Mine,and expounds the action mechanism,technology and key technology of ultra-high water material empty roadway filling.After field application,there are no accidents of sheet slope,roof fall and pressure frame,which ensures the normal and safe mining of the 81511 working face.
作者
耿志新
Geng Zhixin(Jinneng Holding Coal Industry Group Wajinwan Hulonggou Coal Industry Co.,Ltd.,Shanxi Shuozhou 038300)
出处
《山东煤炭科技》
2022年第1期205-207,共3页
Shandong Coal Science and Technology
关键词
空巷
超高水材料
充填
empty roadway
ultra-high water material
filling