露天转地下开采境界顶柱隔离层厚度理论算法的确定  

Confirmation on Theoretical Algorithms of Isolation Layer Thickness of Top Pillar for Underground Mining Realm Transferred from Open-pit

作　　者：田敏[1] 陈印 TIAN Min;CHEN Yin(Kunming Engineering&Research Institute of Nonferrous Metallurgy Co.,Ltd.,Kunming,Yunnan 650000,China)

机构地区：[1]昆明有色冶金设计研究院股份公司,云南昆明65000

出　　处：《云南冶金》2023年第4期26-32,共7页Yunnan Metallurgy

摘　　要：结合具体矿山工程实际,采用了多种理论计算方法确定矿山的境界顶柱隔离层厚度,对各理论计算方法的模拟工况数值进行分析,从而确定了结构力学简化梁法的理论计算模式较为适合用来确定该矿山境界顶柱隔离厚度,为矿山的生产实际提供了一定的参考。The isolation layer thickness of top pillar for underground mining realm was confirmed by various theoretical algorithms combining with the specific mine engineering practice,the simulation working conditions of each theoretical algorithm was analyzed,so that it is confirmed that the theoretic calculation mode of structural mechanics simplified beam method is suitable for confirmation on the isolation layer thickness of top pillar for mining realm,it can provide a certain reference to production practice of mine.

关 键 词：境界顶柱 理论计算 FLAC3D数值模拟 塑性区 监测点位移 

分 类 号：TD263[矿业工程—矿井建设]