井下电视在岩溶发育区嵌岩桩检测中的应用  

Application of Downhole Television in Detection of Socketed Piles at Karst Developed Areas

作　　者：侯迎彬 张宁 张瑞锋 丁帅 Hou Ying-bin;Zhang Ning;Zhang Rui-feng;Ding Shuai(PowerChina Hebei Electric Power Engineering Co.,Ltd.,Shijiazhuang 050031,Hebei Province,China;Hebei Taigu Engineering Testing Co.,Ltd,Shijiazhuang 050031,Hebei Province,China)

机构地区：[1]中国电建集团河北省电力勘测设计研究院有限公司,河北石家庄050031 [2]河北太古工程检测有限公司,河北石家庄050031

出　　处：《科学与信息化》2022年第13期16-18,共3页Technology and Information

摘　　要：本文介绍了井下电视系统工作的基本原理,分析了常规检测手段低应变法和钻芯法在岩溶发育区嵌岩桩检测中存在的一些不足之处,然后结合工程实例,论证了井下电视技术在岩溶发育区嵌岩桩检测中的适用性。This article introduces the basic working principle of downhole television system,analyzes some shortcomings of conventional detection methods low strain method and core drilling method in the detection of socketed piles at karst developed areas,and then demonstrates the applicability of downhole television technology in the detection of socketed piles at karst developed areas based on project examples.

关 键 词：井下电视 桩基检测 钻芯法 

分 类 号：P64[天文地球—地质矿产勘探]