Posts Tagged ‘Final Control & Regulate’

5 Questions for Digital Valve Controller and Safety Expert Riyaz Ali

Posted in Controllers & Positioners, Safety on Wednesday, May 3rd, 2017. No comments yet
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Let’s continue our 5 Questions for an Emerson Expert podcast series with our guest, Riyaz Ali. You may recall Riyaz from numerous posts about digital valve controllers and final control elements in safety instrumented system applications. He has almost 40 years’ experience in process control instrumentation and holds numerous patents related to use of digital […]

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Educational Video on Control Valve Cavitation

Posted in Final Control Element on Tuesday, March 28th, 2017. No comments yet
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Wikipedia defines cavitation as: …the formation of vapour cavities in a liquid – i.e. small liquid-free zones (“bubbles” or “voids”) – that are the consequence of forces acting upon the liquid. It usually occurs when a liquid is subjected to rapid changes of pressure that cause the formation of cavities where the pressure is relatively […]

Optimizing Gas Turbine Fuel Gas Supply

Posted in Regulator on Friday, February 17th, 2017. No comments yet
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The mission of this blog has always been to bring the experts around Emerson to you. Many of these folks also share their expertise in our Emerson Exchange 365 global user community and with LinkedIn posts. I’ll highlight an example I saw today. Emerson’s Rossella Mimmi published a post, Gas Conditioning: Why, When and How. […]

Controlling Liquid Pipeline Surge Pressure

Posted in Final Control Element, Flow on Wednesday, December 21st, 2016. No comments yet
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The RBN Energy blog is a must read for those in the oil & gas upstream, midstream and downstream industries as they analyze the trends and global dynamics impacting companies. Posts such as The Flows They Are A-Changin’ – Westward Natural Gas Flows Into Texas On The Rise describe the flow reversals in natural gas […]

Selecting the Right Valve

Posted in Emerson Exchange, Final Control Element on Wednesday, October 26th, 2016. No comments yet
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At the Emerson Exchange conference in Austin, Emerson’s Tony Foster and Leah Stanley and Vinson Supply’s Robert Lange presented, Selecting the Right Valve for Your Application to Reduce Cost and Increase Performance. Their abstract: Selecting the optimum valve for the application can sometimes be a daunting task, even with a “simple” on/off valve, especially when […]