大采高工作面煤壁片帮及防治措施

Coal Wall Caving of Working Face with Large Mining Height and the Prevention Measures

采煤工作面煤壁片帮是影响煤矿正常生产的主要因素之一,依据赵庄矿5.5 m大采高工作面正常生产时煤壁片帮实际情况,深入分析引起片帮的各种因素,总结给出了有效防治片帮的措施,此项工作对煤矿的高效安全生产具有重大意义。

Coal wall caving in working face is one of the main factors affecting the normal production of coal mines. According to the actual situation of coal wall caving in 5.5 m working face with large mining height of Zhaozhuang Mine in normal production, the various factors causing wall spalling are analyzed in depth, and the effective measures for controlling wall caving are summarized, which is of great significance to the efficient and safe production of coal mines.