水下TOFD检测设备研制与试验  

Development and Experiment of Subsea TOFD Equipment

作　　者：邓平[1] 陈勇[1] 边大勇[1] 张大伟[1] 李健[2] 董连杰[2] 

机构地区：[1]海洋石油工程股份有限公司,天津300451 [2]廊坊市新思维科技有限公司,廊坊056001

出　　处：《无损检测》2017年第8期47-50,共4页Nondestructive Testing

基　　金：中国海洋石油总公司资助项目(C/KJB HG 001-2010);国家863计划资助项目(2011AA090302)

摘　　要：介绍了研制的水下超声波衍射时差法(Time of Flight Diffraction Technique,TOFD)检测设备的设计原理、方案及其工作原理与系统组成,基于该设备进行了试验室性能测试及水槽环境下的对比检测试验。结果表明:该设备工作性能稳定,检测结果准确有效,可以满足海洋工程等领域内水下焊接修复后的检测需求。The design principle and system composition of the subsea TOFD inspection equipment were introduced,and based on the equipment,the laboratory performance test and comparative experiment in a flume were carried out.Experimental results show that its stability,reliability and effectiveness are satisfactory,and it is able to meet the inspection requirements after underwater welding repair in subsea engineering fields.

关 键 词：水下 衍射时差法 研制 

分 类 号：TG115.28[金属学及工艺—物理冶金]