CAJ | 학술논문

从电法超前探测技术的应用原理、实施方法等方面分析，分别阐述了目前二维直流电法、瞬变电磁法、三维高密度等超前探测方法的优缺点和在实际应用中的适用条件。根据井下巷道现场工作环境，采用矿井三维高密度超前探测技术、矿井瞬变电磁超前探测技术，对掘进巷道前方断层富水带进行综合探测并对比分析。探测结果表明：三维高密度电法较矿井瞬变电磁方法具有更广的适用性、抗干扰能力；矿井瞬变电磁方法具有较高的低阻分辨能力、一定的探测方向性；两者综合应用于巷道前方构造富水区探测中具有互补性强、精度高等特点。
종전법초전탐측기술적응용원리、실시방법등방면분석，분별천술료목전이유직류전법、순변전자법、삼유고밀도등초전탐측방법적우결점화재실제응용중적괄용조건。근거정하항도현장공작배경，채용광정삼유고밀도초전탐측기술、광정순변전자초전탐측기술，대굴진항도전방단층부수대진행종합탐측병대비분석。탐측결과표명：삼유고밀도전법교광정순변전자방법구유경엄적괄용성、항간우능력；광정순변전자방법구유교고적저조분변능력、일정적탐측방향성；량자종합응용우항도전방구조부수구탐측중구유호보성강、정도고등특점。
From application theory and implement method , this paper introduced relative merits and adaptability condition of current advanced detection methods including 2-d direct current electric method , transient electromagnetic method , 3-d high-density electrical method.Based on underground roadway environment ,applying mine 3-d high-density electrical advanced detection technology and tran -sient electromagnetic technology , water-rich zone in advance of driving face was comprehensively detected and compared .Results showed that3-d high-density electrical method had wider adaptability and stronger anti -interference ability than transient electromagnet-ic method and the former had higher lowi-mpedance resolution and some-degree detecting directivity .Comprehensive application of the two methods in water-rich zone detection in advance of roadway would exert the advantage of strong complementary and high precision .