Tim Haugen: About the Author
Global Business Director - Inspection, Quest Integrity
Tim Haugen has been with Quest Integrity for over 15 years. In addition to his corporate responsibilities, he has extensive field and managerial experience, having managed smart pigging inspection operations at client facilities worldwide and having overseen Quest Integrity’s Central US, Caribbean and Latin American inspection operations for many years.
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Published Articles
Universally, smart or intelligent pigging is now a standard practice for the inspection of fired heater and serpentine boiler coils. Understanding this technology can greatly assist with maintenance planning and the prevention of unexpected failures.
This article presents two cases studies demonstrating how properly conducting baseline fired heater tube inspection aids in early discovery and correction of defects, avoiding unexpected in-service failures, and more.
Although all ultrasonic smart pigging providers claim the ability to detect wall thinning and tube deformations to some degree, the inspection surface coverage, resolution, minimum wall thickness detection and reporting capabilities may vary drastically from one service provider to the next. Knowing your provider’s capabilities is crucial for ensuring the integrity of your assets, as one refinery recently discovered.
