【摘要】 通过运用加拿大rocscience研究所研发的二维有限元数值模拟软件Phase2对凡口铅锌矿较典型的N4-5采场逐步进行了动态模拟分析。通过分析,准确模拟了采场回采过程中的应力分布及位移变化情况,为优化采场结构参数和指导地压控制提供了可靠的依据。更多还原

【Abstract】 The dynamic simulation analysis of exploitation course of typical stope N4-5 was carried out using two-dimensional finite element software Phase2 developed by Rocscience Institute of Canada.The surrounding stress distributing and displacement of the stope during mining the ore pillar of N4-5 stope were accurately simulated and analyzed,it offered dependable bases for optimizing the structural parameters of stope and guiding the ground pressure control.更多还原