国产和进口电磁(压电)超声测厚仪检测性能的比对试验  

Comparative Test of Thickness Measurement Performance of Electromagnetic Ultrasonic and Piezoelectric Ultrasonic Gauges at Home and Abroad

作　　者：王杜 阮星翔 钱盛杰 尹建斌 邵冬冬 WANG Du;RUAN Xing-xiang;QIAN Sheng-jie;YIN Jian-bin;SHAO Dong-dong(Ningbo Special Equipment Inspection and Research Institute)

机构地区：[1]宁波市特种设备检验研究院

出　　处：《化工机械》2020年第2期182-186,共5页Chemical Engineering & Machinery

基　　金：宁波市质量技术监督局科研项目。

摘　　要：针对一台内表面下极部位腐蚀的球罐,开展了进口和国产电磁(压电)超声测厚仪检测性能的比对试验。试验结果表明:进口电磁超声测厚仪的检测性能优于国产电磁超声测厚仪的,电磁超声测厚仪的检测性能优于压电超声测厚仪的。In this paper,the performance comparative test of imported and domestic electromagnetic ultrasonic gauges were carried out for a spherical tank corroded at the bottom pole of the inner surface.The test results showed that,the measurement performance of the imported electromagnetic ultrasonic gauge outperforms that of the domestic instrument and the detection performance of electromagnetic ultrasonic gauge is superior to that of the conventional piezoelectric ultrasonic instrument.

关 键 词：电磁超声测厚仪 压电超声测厚仪 球罐 探头 检测性能 比对试验 

分 类 号：TQ056.19[化学工程]