Equipment Strategies Archives

Determining “Life” of Bulged Coke Drum

By: Nadarajah Chithranjan Tuesday, April 7, 2015

My previous blog on Equipment Health Monitoring (EHM) explains why EHM can be used to improve fatigue life of a coke drums. As explained in this blog, one of the critical locations to be monitored are the circumferential weld seams – where high thermal stresses occur during the operation of the drum. These high stresses over […]

Tags: Aging Equipment, Coke Drums, Equipment Strategies, Finite Element, Materials

New Method for Prioritizing Equipment for Inspection and Replacement in HTHA Service

By: Gerrit Buchheim

Materials Degradation and Corrosion

Gerrit Buchheim, Manager of the Pono Division of Becht Engineering, has developed a practical and simple-to-use approach to prioritizing the inspection and replacement of equipment in High Temperature Hydrogen Attack (HTHA) service. This approach utilizes the existing and accepted “Nelson Curve”, but adapts it to better fit the realized operating conditions at an individual facility, […]

Tags: Aging Equipment, Corrosion, Equipment Strategies, Inspection, Metallurgy