SCC detection, mitigation based on inline inspection tools

04/18/2005
Engineers at Enbridge Inc. use high-resolution crack inline inspection (ILI) as their core method for managing stress-corrosion cracking (SCC). Results show that the technology provides a reliable method for detecting cracks and can also be used to better understand the underlying causes of SCC growth.SCC is a time-dependent cracking mechanism that continues to affect the world's pipeline infrastructure. Enbridge has had success using ultrasonic crack detection, but there are challenges to using the technology. These include preparing the pipeline for the inspection, analyzing the copious amounts of data that the tools collect, determining which features are potentially injurious to t...
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