摘要
马脊梁矿14-3#层301-2盘区8103综放工作面受邻空巷道压力影响,出现顶板下沉、底鼓、两帮回缩等现象,导致工作面推进困难,人员安全受到威胁。通过改进5103巷超前支护方式,有效解决了综放工作面过邻空巷道的影响。
The 8103 fully mechanized working face of the 14-3# 301-2 section in Majiliang Coal Mine is affected by the pressure of the adjacent empty roadway. The emergence of roof sink, bottom drum, two back shrinkage and other phenomena resulted in the diffculty of the working face and the threat of personnel safety. Through the improvement of 5103 roadway forward support mode, the problem of crossing adjacent empty roadway is effectively solved.
出处
《山东煤炭科技》
2018年第1期13-14,16,共3页
Shandong Coal Science and Technology
关键词
综放
超前
支护
fully mechanized working face
advance support
supporting
