Corrosion
A chemist’s perspective on organic fouling in ethylene operations: update
Ethylene manufacturing is a continuous race to be commercially competitive in a volatile global market.
Determine fouling margins in tubular heat exchanger design
Fouling, which is caused mainly by the deposition and accumulation of an undesired layer of solids on a heat transfer surface, is very common in tubular heat exchangers.
Improve refinery flexibility and responsiveness
The hydrocarbon processing industry (HPI) has changed significantly with an abundance of available discounted crude oils, a rise in markets served beyond the traditional local or regional demands, and a renewed focus on being both competitive and profitable while complying with ever-changing regulations.
HP Innovations
New valve offers zero leakagePentair Valves and Controls has expanded its Vanessa triple offset valves (TOVs) product line with the launch of the Series 30-RS.
Lubrication update for rotating equipment
API-610 is the most widely used pump standard in the petrochemical and refining industries. It includes experience-based recommendations for lubricant applications and one of those recommendations rel..
Use new methods to optimize energy efficiency of hydrogen compressors
Hydrogen (H2) is a key to efficient operation of refinery desulfurization units (DSUs). Process H2, both pure and recycled from DSUs, must be compressed to pressures up to 85 kg/cm2. Centrifugal compr..
HP Reliability: Reassessing and updating electric motor bearing lubrication
Over the past 25 years, this column has often dealt with electric motor lubrication. As listed in the recommended reading list, this subject is often asked and, of course, there are updates to the rec..
HP Engineering Case Histories: Case 84: Remaining service life of plant equipment can be determined
For new plant machines and equipment, the life expectancy is determined by the original equipment manufacturer (OEM). Yet, different analysis techniques are often required in a failure analysis. In a ..
Safety and environmental updates for HPI storage tanks
   © leungchopan—Shutterstock.com Storage tanks are common in any hydrocarbon processing industry (HPI) facility or receiving/shipping terminal. Crude oil, refined produc..
How Cr compounds discolor refractory brick walls of an ethylene cracking furnace
Unusual pink coloration was noticed on the entire refractory brick wall in the radiant section of an ethylene cracking furnace of a petrochemical plant. The problem was investigated by evaluating the ..
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