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Posts Tagged ‘certified functional safety expert’

Safety Instrumented System Architecture Diagnostics

Posted in Safety, Technologies on Tuesday, September 13th, 2011. One comment so far
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The language of process safety is filled with its own jargon. Architectures are described as 1oo1, 1oo2, 2oo2, 2oo3, etc. The “oo” means “out of”. So, 1oo1 means one-out-of-one. William M. Goble and Harry Cheddie wrote a book, Safety Instrumented Systems Verification – Practical Probabilistic Calculations, to explain how to do probabilistic calculations based on […]

Five Common Misconceptions about Functional Safety

Posted in Safety on Thursday, February 24th, 2011. 4 comments so far
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Emerson’s Mike Boudreaux shares some misconceptions that automation and safety professionals have about functional safety. Here they are in Mike’s words: Emerson has provided free safety lifecycle seminars to process industry companies around the world, including North America, Europe, India, Asia, and Australia. These seminars are being provided to help managers and business leaders understand […]

Volume Tank Considerations in Process Safety Applications

Posted in Project Services, Safety on Tuesday, January 27th, 2009. 4 comments so far
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I saw a great process safety article in InTech magazine titled, When failsafe isn’t enough. It give a “howto” approach to volume tank sizing for reserve air pressure required for an orderly safety shutdown. The author describes some cases where this reserve air volume might be needed, such as when failure position of safety valves […]