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.
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)
