【作者】 孟二存； 王国法； 张银亮； 苏林军；

【Author】 Meng Ercun;Wang Guofa;Zhang Yinliang;Su Linjun;Beijing Mining Research Institute of CCRI;

【机构】 天地科技股份有限公司开采所事业部煤炭科学研究总院北京开采研究所；

【摘要】 通过对龙口煤业集团北皂煤矿海域地质条件分析,提出软岩地质支架支护强度计算方法,并确定海域放顶煤支架的支护强度、工作阻力、支架高度和采煤机截深。根据地质条件确定了支架结构和参数。更多还原

【Abstract】 By means of analyzing of geologic conditions of the sea area in Beizao coalmine of Longkou Mining Group,the calculation method of the supports’ support density is concluded with the condition of soft rock geology and support density,yield-load,support height and shearer cutting depth are determined.Supports’ structure and parameters are based on analyzing the geologic conditions.更多还原