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前常铜铁矿采矿回采方案及岩层移动研究
Authors
尹贤刚
李庶林
李爱兵
Publication date
31 December 2008
Publisher
Abstract
通过室内岩石力学试验以及现场工程地质调查,确定了前常铜铁矿的工程岩体力学参数,并采用二维弹塑性有限元数值模拟方法,计算了前常铜铁矿由采矿引起的岩层移动,并得出其移动规律,圈定了岩层移动分级范围;同时,根据矿山技改实际要求,对技改采矿方案的结构参数、回采顺序以及回采高度等进行了比较计算,提出了优化的采场结构参数以及回采顺序和回采范围
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Last time updated on 16/06/2016