对厚煤层综采面煤壁片帮冒顶严重的原因分析

Analyzing the causes of side fall roof in thick coal with fully-mechanized faces

通过对综采面围岩结构的分析 ,论述厚煤层工作面煤壁产生片帮冒顶的机理 ,进而分析了易片冒区 (ABC)的面积、变形量与煤层厚度的关系 。

This paper discussed the mechanism of slide fall roof with fully mechanized face in thick coal. It showed that the cause of slide fall roof becoming serious in thick coal face with analyzing strata constructure around face ,and relationship between aera or deformed amount of slide fall roof .