摘要
本文用离散单元法对深部开采沉陷中的岩层与地表移动、顶板冒落特性、岩层离层、应力等做了研究,得到了深采岩层移动变化规律。
The paper researches into depthe-mining subsidence top collapse fall chracteristiccs, rock leave storey,stress and so on,and obtains changee law of depths-mining suhsidence by discrete element method in the this paper.
关键词
离散元法
岩层移动
地表移动
深部开采
discrete element method
subsidence
leave storey
stress is dispersed