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Posts Tagged ‘outgassing’

Mitigating Cavitation and Outgassing Control Valve Damage

Posted in Emerson Exchange, Final Control Element on Tuesday, October 25th, 2016. No comments yet
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At the Emerson Exchange conference in Austin, Emerson’s Jonathan Vance presented Outgassing and Cavitation: Not So Good Vibrations. Here’s the abstract: Outgassing and cavitation are two of the most common issues associated with control valves. Both phenomena often occur in high pressure drop applications and result in excessive vibration; however, the solutions to combat these […]

Sizing Control Valves for Outgassing Applications

Posted in Final Control Element on Monday, June 27th, 2016. 3 comments so far
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Think about what occurs when you open a bottle of champagne. Immediately the pressure inside the bottle drops to atmospheric pressure. This is below the pressure that allows the dissolved carbon dioxide to remain in solution, thus the CO2 gas is released. This sudden release of the dissolved gas is referred to as “Outgassing.” You […]

Chamber-based Guided Wave Radar Level Measurement Best Practices

Posted in Level, Plant Equipment on Tuesday, September 25th, 2012. No comments yet
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Installation best practices are always a good thing to have when you need them. If you’re installing guided wave radar (GWR) transmitters in vessels with restrictions, then this article, Best Practices for Installing Guided Wave Radar Transmitters in Chambers, may be just what you need. Written by Emerson’s Marianne Williams along with Jörg Kempf, the […]

Process Fluid Flashing and Outgassing

Posted in Final Control Element on Friday, May 27th, 2011. No comments yet
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If you’re already well steeped in the knowledge of outgassing and flashing of gases in your process fluid flows, then this post is not for you. If you’re like me and may have heard the terms but never really stopped to understand the differences, then hopefully this post will help. I saw a recent Severe […]