电厂锅炉小径管的超声波C/A扫描成像技术  

Ultrasonic C/A scan image technique for NDT of small diameter tubes of utility boilers

作　　者：张春雷[1] 史冬云[2] 杜好阳[2] 

机构地区：[1]广东省电力试验研究所,广东广州510600 [2]吉林省电力科学研究院,吉林长春130021

出　　处：《中国电力》2003年第12期91-94,共4页Electric Power

摘　　要：为对电厂锅炉小径管进行性能评价,研制了用于电厂锅炉小径管的超声C/A扫描成像装置。人工试块的检测结果表明,该系统可综合A扫描和C扫描的特点,实现缺陷的判断和识别。Ultrasonic image technique is an advanced way to improve the reliability of ultrasonic testing.This paper introduces the deve- loped ultrasonic C/A scan image apparatus for NDT of small diameter tubes of boiler in fossil power plant.The results of artificial sam-ples show that the system can take advantage of both techniques of A-scan and C-scan for judging and identifying the defects.

关 键 词：电厂 锅炉 小径管 超声波 C/A扫描成像技术 

分 类 号：TM621.2[电气工程—电力系统及自动化] TK223.11[动力工程及工程热物理—动力机械及工程]