黄金科学技术 ›› 2021, Vol. 29 ›› Issue (3): 433-439.doi: 10.11872/j.issn.1005-2518.2021.03.154
Guangxiang YE1(),Zhiqun HUANG2,Xiaojun WANG3,Shubiao ZHANG1,Dong YUAN1
摘要:
采空区是地下矿山重大安全隐患源,其稳定性是行业科技工作者关注的焦点。以石英脉型钨矿山采空区稳定性评价作为研究对象,基于未确知测度计算理论,构建了适用于脉型矿床的采空区危险性评价体系及分级标准,并应用于矿山评价实践。结果表明:浅孔留矿法单脉开采空区稳定性普遍优于阶段矿房法脉带开采空区,矿柱的回收极大地加速了空区的失稳破坏;评价结果与矿区实际情况吻合度高,可为矿区采空区处理与残矿回收提供指导意见。基于未确知测度理论的空区稳定性评价为石英脉型钨矿山采空区稳定性评价提供了一种新的途径。
中图分类号:
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