房山矿无冲击倾向煤层冲击地压的成因分析

Results Analysis on Rockburst in no Impact trend Coal layer in Fang Shan Mine

针对北京矿务局大安山矿房山采区四槽煤发生冲击地压的特殊性进行了分析,指明了该煤层发生冲击地压的主原因是其特殊的地质特点和应力特点。并得出房山矿煤层是属于无冲击倾向的软弱煤层,而冲击地压发生是由于层间滑动失稳破坏引起。

According to the character of 4th channel coal rockburst at Fang Shan mining zone in Daanshan mine, the main reason is analyzed, which shows that special geographical and stress features cause rockburst in the layer.