【摘要】 通过现场实测方法,对双鸭山矿业集团公司新安煤矿综三工作面典型支架初撑力、循环末阻力和平均工作阻力变化规律进行了研究,得出了新安矿综采工作面矿压显现规律,评价了支架工作状态,认为目前使用的支架能满足工作面安全生产要求,该研究结果,对类似条件的综采工作面安全生产具有一定指导意义。更多还原

【Abstract】 By field measurement method,it studied change law of the beginning of classical abutment pressure,circulate slack resistance and average working resistance of No.3 fully mechanized face in Xin’an Coal Mine of Shuangyashan Mining Group Company,it obtained strata behaviors regularity of fully mechanized mining face in Xin’an Coal Mine,it made work status evaluation of support,and currently used stent meet safety requirements of face production,the results of this study,it has a certain significance of fully mechanized mining face safety production under similar conditions.更多还原