Valves
Prevent methane hydrate formation in natural gas valves
The discussion here focuses on the thermodynamics involved and on the requirements for a successful natural gas valve application in which the incidences of hydrate formation and icing of the valve are reduced.
Consider both actual and virtual spare parts inventory
Globally, hydrocarbon processing industry (HPI) facilities operate hundreds of thousands of fluid machinery assets. The various service-specific internal components of these assets are supported by ma..
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..
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..
HP Reliability: Fact-checking list from recent reliability conferences
Whenever HP editors attend technical conferences, their primary goals include observing industry practices, finding facts and spotting trends. Fact or fictionUnfortunately, presenters sometimes relate..
Corrosion under insulation is a hidden problem
Corrosion under insulation (CUI) is one of the costliest avoidable problems facing the hydrocarbon processing industry (HPI) today. CUI afflicts refineries—specifically, the steel piping, storage..
HP Innovations: Innovations
UK firm patents mid-scale LNG technologyGasconsult Ltd. has announced the award of a patent for its new ZR-LNG liquefaction process. ZR-LNG has best-in-class energy efficiency for mid-scale liquefied ..
Evaluate pressure relief system forces in existing installations
The purpose of this study is to limit the number of relief valves that require rigorous engineering calculations to determine the adequacy of the installation.
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