Maintenance & Reliability
Repair of a corroded vessel skirt subjected to an overturning moment
A parametric finite element model was used to determine the most economical solution
How to choose a ball valve that curbs fugitive emissions
Increasing environmental regulations require better choices for commonly used valves with greater reliability and leak-tight seals
Cracking in C3 cut/propylene Horton spheres
Here's how the problem was diagnosed and solved
Analysis of pressure increase during filling of pressurized LPG storage systems
Use this method to determine when a vapor handling system is needed
Increased plant safety puts focus on tank gauging
Safety integrity level requirements are now being incorporated
HP Reliability: Consider screw compressors with a reliability focus
 In 2007, an engineer at a mid-western US refinery commented on flooded screw compressors. He said, "Every industrial service I have seen has had issues with oil contamination of the flood oil in..
Improve pump reliability with advanced composite wear rings
The results were reduced vibration and seal leaks at this plant
Sound-based predictive maintenance: a cost-effective approach
An electronic stethoscope, digital recorder and computer program can detect and diagnose many incipient equipment failures
Ultrasonic flowmeters improve delayed coker reliability
A US refiner significantly reduced flowmeter maintenance costs and improved safety by changing to ultrasonic flowmeters for coker furnace feed flow. A second refiner chose to install ultrasonic meters from the start.
Improving decoking water system reliability in delayed coker units
Here's how the erosion and corrosion problems were solved
- ExxonMobil plans 1 Blbs/yr of advanced recycling by 2027 11/22
- Gauging the likely Trump effect on U.S. energy and power sectors 11/22
- Russia's Lukoil restoring cracker at NORSI refinery, gasoline output rising 11/22
- Nigeria's local currency crude sales fall short of target, Dangote refinery says 11/22
- U.S. October gasoline imports hit post-pandemic low on slump in European shipments 11/22
- Clean Hydrogen Works awards McDermott FEED contract for Ascension Clean Energy (ACE) project 11/21
