以阳泉三矿老采空区水害防治为工程背景,采用有限元数值分析的方法,以水平变形为判别指标,对采空区顶板导水裂隙侧向边界的发育规律进行了研究。
In the engineering background of old goaf water hazard control in the third coal mine of Yangquan, through numerical simulation, using horizontal deformation as criterion, study on the lateral boundary of roof water flowing fracture development regularity.