Archive for the ‘Final Control Element’ Category

Bulk Liquids Storage Pressure Control and Overfill Prevention

Posted in Event, Regulator, Tank Gauging on Wednesday, September 6th, 2017. No comments yet
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You only have to watch accident investigation videos such as the U.S. Chemical Safety Board’s Filling Blind video to understand the importance of pressure control and overfill prevention strategies for storage tanks in oil & gas liquids production, refining and distribution of petroleum products. This is precisely the subject of the next webinar in the […]

Selection Criteria in Compressor Anti-Surge Valves

Posted in Final Control Element on Friday, August 18th, 2017. No comments yet
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Some of the most consistently popular posts here on the blog involve compressor anti-surge control. It’s a condition in centrifugal and axial compressors where a flow reversal condition can occur. Wikipedia defines centrifugal compressor surge as: …the point at which the compressor cannot add enough energy to overcome the system resistance or backpressure.[26] This causes […]

Top-Entry Triple Offset Valves in LNG Applications

Posted in Final Control Element on Friday, August 4th, 2017. No comments yet
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The global natural gas market continues to develop as additional liquefied natural gas (LNG) facilities come online across the world. These LNG facilities have many challenges including equipment such as valves which come in contact directly with the cryogenic process. Considerations not only include fit for the application, but also how to safely and effectively […]

Safety Instrumented Function Valve Selection

Posted in Final Control Element, Safety on Friday, July 7th, 2017. No comments yet
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Valves are critical components inside of safety instrumented functions (SIFs) since they do the work of touching the process flows to bring the plant to a safe state in the event of a safety demand. In a Valve magazine article, How Valve Selection Can Impact SIS in Refining Applications, Emerson’s Janine McCormick describes the important […]

Managing Natural Gas Distribution Networks Pressure and Flow Rates

Posted in Regulator on Wednesday, July 5th, 2017. No comments yet
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The role of natural gas in the global energy mix continues to expand as it displaces coal and nuclear power as a baseload source of energy for electrical power generation. It is also an energy source for heating and cooking in many homes. Emerson’s Sergio Pasquali describes the role of smart skids in the natural […]