Safety
HP Viewpoint: Consider integral-gear compressors in CO2 services
In 1998, the author began researching suitable technology for compressing 95 MMSCFD of “bone dry” (–100°F dew point) carbon dioxide (CO2) from 16.7 psia to 2,710 psia. The compress..
HP Engineering Case Histories: Case 72: Interaction between disciplines when troubleshooting
When troubleshooting, we can become fixated on the discipline that we are most familiar—in the author’s case, mechanical engineering. Investigating the failure of a machine may have a group ..
HP Innovations: Innovations
Membrane element improves gas processingUOP's new Separex Flux+ membrane element is designed to increase natural gas processing capacity, compared with existing technology, allowing producers to captu..
Overflow systems are the last line of defense
The overflow system is the last line of defense against the excessive container filling. An overflow system consists of an overflow nozzle with internal and/or external piping and, in some cases, a si..
North American olefin producers riding the shale gas wave
With the prospect of abundant low-cost ethane, several producers have announced intentions to build new ethylene capacity.
High-pressure polyethylene: Reemergence as a specialty chemical or not?
The analysis results indicate that, while investment capital for new plants favors LLDPE, plant profitability—which is a function of product slate (revenue) and cost—is, in many cases, higher for LDPE plants.
HPI Focus: New vs. debottlenecking projects
As most owners do not have adequately skilled engineering teams to study these scenarios, engaging an experienced, qualified engineering contractor to support the conceptual study is often warranted.
Improve coker efficiency with reliable valve automation
The case history discusses conditions occurring in delayed coker operations at two refineries in Louisiana, the impacts on valve performance, and a solution that offers extended life, better reliability and other benefits.
Take a quicker approach to staggered blowdown
The design of a reliable blowdown system for a large sour gas-processing facility is one of the most important aspects of plant design. Safe design is vital for facility operation. With the developmen..
Conceptually, accidents are a fallacy
Webster’s unabridged dictionary defines accident as “Literally, a befalling; an event that takes place without one’s foresight or expectation; an undesigned, sudden and unexpected event..
- Tasnee's Saudi Ethylene and Polyethylene Co. commences planned maintenance of ethylene plant 1/2
- Advanced Biofuels Canada Association welcomes federal biofuels production incentive coming into force 1/2
- Technip Energies completes acquisition of Ecovyst’s Advanced Materials & Catalysts business 1/2
- Peru opens state-owned Petroperu to private investment after reorganization 1/2
- Brazil's Petrobras cuts jet fuel prices by 9.4% 1/2
- Norway's new car sales were 96% electric in 2025 1/2
