国外管道内腐蚀检测技术的发展

Technical Development of the Inner pipeline Corrosion Inspection Abroad

介绍了国外管道内腐蚀检测技术的发展 ,概括说明了目前国外先进的漏磁智能爬行机和超声波智能爬行机检测管道腐蚀状况的原理 ,以及这类智能装置的基本组成 。

This article introduces the technical development of the pipeline inner corrosion inspection abroad, and the advanced leak magnetic intelligent acrawl unit and the principle of ultrasonic intelligent acrawl machine to inspect the pipeline corrosion as well as the equipment of this intelligent acrawl machine. It points out that the gap of the pipeline corrosion inspection in China and the problems must be solved now.