声波法测试缓倾斜层状岩体松动圈的应用研究  

Application research on acoustic method to test the loose circle of gently inclined and layered rock masses

作　　者：陈赞成[1] 杨鹏[2] 吕文生[2] 于跟波[2] 门瑞营[2] 

机构地区：[1]北京矿冶研究总院,北京100070 [2]北京科技大学金属矿床高效开采与安全教育部重点实验室,北京100083

出　　处：《中国矿业》2013年第2期77-80,共4页China Mining Magazine

摘　　要：为准确探测缓倾斜残矿层状岩体松动范围,依据声波测试岩体松动圈的原理及层状岩体的力学特性,并结合平里店矿区1058试验采场的工程地质条件、开采现状及其层状岩体松动圈的形成机理,合理布置岩体松动圈测试点;然后采用声波测试方法对缓倾斜残矿层状岩体松动圈范围进行探测;最后对声波测试数据进行判读、分析,确定残矿层状岩体松动范围。研究结果表明:声波测试方法能够科学的、合理的探测层状岩体松动圈大小,具有很好的工程实用性。This study attempted to evaluate the feasibility of sound wave method in detecting the loose circle of layered rock masses in gently inclined residual ores,with performing a case study for Pinglidian mining area 1058.Test points were set with consideration of the engineering geological condition,current status of mining,and the mechanics characteristic of layered rock mass;Then,the sound wave test method was applied to the study area;Finally the loosen zone was defined by interpreting and analyzing the testing data.The results show that acoustic testing method can detect layered rock mass loose circle size reasonably and scientifically with good engineering applicability.

关 键 词：采矿工程 地下工程 松动圈 残留矿体 层状岩体 声波测试 

分 类 号：TD175[矿业工程—矿山地质测量]