炮采工作面初采期间冒顶事故分析与预防  

The Analysis and Prevention of the Caving Accident in the Initial Mining Face

作　　者：张浩 Zhang Hao(Bureau of Coal Industry of Liulin County,Shanxi Liulin 033300)

机构地区：[1]柳林县煤炭工业局,山西柳林033300

出　　处：《山东煤炭科技》2018年第12期72-74,共3页Shandong Coal Science and Technology

摘　　要：柳林县鑫飞毛家庄煤矿井下地质构造复杂,小断层多,支护困难,容易发生冒顶事故。本文对毛家庄煤矿炮釆放顶煤初采初放期间造成工作面冒顶事故发生的原因进行分析,并针对性地提出了预防措施。实践表明预防措施效果良好,毛家庄煤矿连续回采8个炮采放顶煤工作面无一起顶板伤亡事故发生。Underground geological structure of Xinfei Maojiazhuang Coal Mine in Liulin County is complex, with many small faults and difficult support, and it is easy to occur top failure.This paper analyzes the cause of the caving accident of the working face during the initial mining and discharging of the blasting top coal of Maojiazhuang Coal Mine, and puts forward the corresponding preventive measures.The practical shows that the preventive measures are effective, and there is no accident of roof casualty on the face of 8 continuous stoping coal face in Maojiazhuang Coal Mine.

关 键 词：炮采工作面 初采初放 冒顶事故 预防 

分 类 号：TD327.2[矿业工程—矿井建设]