摘要
分析了传统的管道缺陷检测技术的缺点,论述了超声导波检测技术、超声相控阵检测技术、衍射时差检测技术的工作原理和优点。
The disadvantages of conventional detection technologies of pipeline defects are ana- lyzed. The working principles and advantages of new technologies including ultrasonic guided wave inspection technology, ultrasonic phased array inspection technology and time-of-flight diffraction are described.
出处
《煤气与热力》
2012年第1期28-31,共4页
Gas & Heat
关键词
完整性管理
管道缺陷检测
超声导波
超声相控阵
衍射时差
integrity management
pipeline defect detection
ultrasonic guided wave
ultraphased array
time-of-flight diffraction
