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Posts Tagged ‘ASME’

Optimizing Pressure Relief Valve Lifecycle Management

Posted in Regulator, Safety on Friday, September 21st, 2018. One comment so far
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Pressure relief valves (PRVs) are critical safety and equipment protection devices to prevent overpressure conditions. They need ongoing maintenance to assure that they operate as designed for their intended applications. In a Valve magazine article, Lifecycle Management of Pressure Relief Valves, Emerson’s Kevin Simmons and Marcelo Dultra describe considerations for effective and efficient PRV sizing, […]

Online Calculation Tool for Thermowell Installations

Posted in Regulatory Compliance, Temperature on Tuesday, January 29th, 2013. 8 comments so far
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Back in 1974, the ASME (founded as the American Society of Mechanical Engineers) published a performance technology standard for thermowell calculations as well as overall temperature measurement best practices, PTC 19.3. Based on decades of industry and research data, the updated PTC 19.3 TW-2010: …incorporates the latest theory in the areas of natural frequency, Strouhal […]

New Thermowell Calculations Help Avoid Damaging Resonance

Posted in Measurement, Plant Equipment on Monday, February 21st, 2011. 5 comments so far
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Last week, I visited our Emerson division that makes the Rosemount brand family of instrumentation. One of the things I learned coming out of those meetings was a new release of thermowell design standards. For those not already familiar with a thermowell, it’s essentially a circular cylinder installed like a cantilever into process piping. The […]

Calculating Boiler Blowdown Savings

Posted in Analyzers, Measurement on Friday, March 27th, 2009. One comment so far
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I always like receiving goodies that I can pass along to the readers of this blog. This one, a boiler blowdown savings calculator, is from Emerson’s Jim Thompson. Jim is a manager in the Rosemount Analytical Liquid business. Jim probably knew that I’m definitely not a boiler blowdown expert, so he was kind enough to […]