Basics of Rerating Equipment
Authors: Matt Schaser, P.E., Senior Engineer II; Ben Lopez, Staff Engineer II
Today, most in-service equipment remains in use for many years, or decades, beyond its intended design life. Throughout that extended service life, the process conditions can change, affecting equipment reliability. In this article, Matt Schaser and Ben Lopez discuss the importance of conducting rerates on equipment to meet jurisdictional requirements and use a variety of case studies to highlight some options available when performing a rerate assessment.