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Posts Tagged ‘control valve’

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 […]

Value from Monitoring Control Valves

Posted in Final Control Element on Wednesday, February 10th, 2016. One comment so far
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As staff in process manufacturing and production facilities shrink due to economic or demographic conditions, on-site engineers, operations and maintenance personnel must increase their breadth of skills at the expense of skill depth. In a recent post, Monitoring Control Valves with Remote Expertise, we described how remote expertise could help augment local staff in the […]

Monitoring Control Valves with Remote Expertise

Posted in Final Control Element on Tuesday, February 2nd, 2016. One comment so far
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An ARC Advisory group study highlighted that “The global process industry loses $20 billion, or five percent of annual production, due to unscheduled downtime and poor quality. ARC estimates that almost 80 percent of these losses are preventable…” Key components in controlling a process are the control valves, which directly touch the process. As such, […]

Improving Offshore Platform Waterflood System Availability

Posted in Emerson Exchange, Final Control Element, Oil & Gas on Tuesday, October 13th, 2015. No comments yet
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Emerson’s Ryan McIntosh presented, A Deepwater Oil and Gas Platform Realizes an Improvement in Availability. His abstract: A customer was having issues with maintaining control over their waterflood system due to valve failures. This application, key to optimal oil/gas production and maintaining reservoir pressure subjects the valves to an eight to as high as ten […]

Control Valve Suitability in Safety Applications

Posted in Final Control Element, Safety on Wednesday, April 8th, 2015. No comments yet
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Sometimes an email exchange turns up something developed years ago that still has great value. So is this case with an article I received as an attachment on final control elements and their suitability in safety instrumented functions (SIFs), a.k.a. safety loops. The article, When SIL suitability is required for final control elements, was written […]