Emerson's Mike Boudreaux alerted me to a discussion in the Oil and Gas Instrumentation Club LinkedIn group. The thread referenced an earlier post on this blog, Field Device Sharing Between Control and Safety Systems that Mike had written. Mike quoted Emerson certified...
Emerson's Mike Boudreaux alerted me to a great article comparing safety instrumented system architectures. The ISA InTech article, Centralized or distributed process safety compares and contrasts centralized, distributed, and hybrid safety systems. Centralized systems...
I had the chance to catch up with Emerson's Riyaz Ali at the Emerson Exchange last month in Nashville. You may recall Riyaz from many process safety-related posts. In his conversations with process automation and safety professionals, he has been encountering some...
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...
As we did with the recent energy efficiency post, I wanted to highlight a few key points made in past IEC 61511 safety lifecycle-related posts. This global safety standard provides a performance-based methodology to plan and execute your process safety efforts through...
I saw a great article from exida's Dr. Peter Clarke, Setting the Standard, on how process plants can benefit through proper and careful adoption of the IEC 61511 global safety standard. It's perhaps the best primer I've seen in a while on the safety lifecycle and the...
Over at the Process Safety Management (1000+) LinkedIn group is a provocative question, Personal Safety & Process Safety - does management really confuse the two? Do engineers confuse them? The thread began a month ago and has 77 responses and 4 "likes" to date....
Recently we've had a few level measurement-related posts--one on a refinery desalter vessel application and another on guided wave radar setup, calibration, and diagnostics. To continue on this theme, I've discovered an article, Determining the level best in radar...
Update and bump: I received great news from Riyaz that the ISA Kuwait section has agreed to let us upload and link to their December 2009 newsletter containing Riyaz's article, When is a Safety Integrity Level (SIL) Rating of a Valve Required? I'd like to thank the...
Dave Beckmann, a consultant, motivational speaker, and retired Emerson Process Management senior vice president, has a thought-provoking article on ControlGlobal.com, The Future of Process Management. His message is on the need to change the way we manage our...
An important topic we touched on in an earlier post was process safety competency. The post, Developing Safety Competency, noted the importance of people involved in the safety lifecycle who must be competent in the areas of this lifecycle in which they interact....
The Industrial Safety and Security Source blog has a post, Firing Up Burner System, which describes the implementation of a burner management system (BMS) at RockTenn's recycled paper mill in St. Paul, Minnesota. Their challenge was to replace an old relay panel-based...
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The opinions expressed here are the personal opinions of the authors. Content published here is not read or approved by Emerson before it is posted and does not necessarily represent the views and opinions of Emerson.