Alarm Rationalization is “Going Green (field)”Monday, November 26, 2012
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With the growing adoption of the ISA-18.2 standard on alarm management, industry leaders are increasingly implementing alarm management best practices (such as alarm rationalization) during the upfront design, before they start up control systems for new, “Greenfield” installation. There are numerous benefits. You think alarm overload and nuisance alarms are problem in a running (optimized) plant…Imagine what it is like in a plant that doesn’t yet have significant operational experience!
While the benefits are numerous, so are the challenges, especially compared to alarm rationalization on an existing (brownfield) system, where the hardest part is determining whether you are going to start “from where you are” (bottoms up) or start from scratch (tops down). Alarm rationalization is done before the configuration…