摘要
金庄矿3109-4工作面有三面采空、旧巷密布及断层横穿等诸多不利因素,从满足煤岩体具有冲击倾向性、强度条件和能量条件等三个方面进行防冲分析,从战略性防御和主动性解危两个角度进行治理,实现安全回采,取得了良好的效果。
Jinzhuang mine 3109-4 working face abutting gobs in three directions has many unfavourable factors, this paper, from the coal rock-burst tendency, strength and energy conditions, analyzed the preventing and controlling measures, governed from two aspects of strategic defence, and initiative crisis, realized the safe mining, and achieved good results.
出处
《山东煤炭科技》
2014年第11期64-66,70,共4页
Shandong Coal Science and Technology
关键词
孤岛工作面
冲击地压
防御
解危
isolated working face
rock burst
defence
release crisis
