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近断层巷道底鼓机理数值模拟分析

GUO Yu-jie,ZHENG Wen-xiang,LIU Ting-fang

Coal Technology（2021）

Cited 0|Views6
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Abstract
以某矿42303近断层主运顺槽底鼓现象为工程背景,结合数值模拟对顺槽围岩进行分析.结果 表明:近断层巷道围岩底鼓受到断层、底板岩性及水的影响.其中挤压应力全部作用于巷道的左半部分区域,造成了顶板垂直位移,底鼓呈不对称分布,近断层帮部围岩变形大,底鼓量极大的现象.
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