综放工作面治理漏顶实践方案分析

Analysis on Practice Scheme of Roof Fall Accident Governance in Fully Mechanized Caving Face

以同煤集团云冈矿8623工作面地质条件为背景,针对该工作面发生顶板冒落的影响范围,分别从8623工作面超前范围、端头区域、工作面漏顶区域以及未漏顶区域4个位置给出不同的治理顶板冒落方案。实践表明:该方案不仅能够控制工作面顶板的冒落,使工作面能继续推进,加快了处理漏顶的速度,而且减轻了工作人员的劳动强度,提供了较为安全的工作环境。

Takes the geological conditions of 8623 face in Yungang coal mine of Datong coal mine group as the background.According to the affected area of roof fall occurred in the working face,respectively gives different gov-ernance roof fall program from four positions of advanced range in 8623 face,end zone,roof fall region and no roof fall region.Practice shows that the program can not only control the roof fall of the face,makes the face can continue to progress,accelerate the processing speed of roof fall,but also reduce the labor intensity of staff and provide a more secure work environment.