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Posts Tagged ‘alarm strategy’

Improving Plant Operation through Better Alarm Management

Posted in Abnormal Situation Prevention, Operator Performance, Refining on Thursday, February 9th, 2012. No comments yet
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At the ARC Industry Forum this week in Orlando, Ergon‘s Steve Elwart shared how they have taken a systematic approach in managing alarms at the refinery to reduce unplanned downtime, avoid equipment failure, and improve operator performance. He opened with an incident surrounding a fired heater unit. Due to a flood of alarms, high tube […]

Start with Desired Operator Actions in Alarm Strategy Development

Posted in Abnormal Situation Prevention, Control Strategies on Friday, June 11th, 2010. No comments yet
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Let’s close this week with another great question and a great answer, this time involving operator alarm strategy development. A paraphrased version of the question was: I am planning to implement the on-delay / off-delay and deadband alarm parameters. Is there a guideline re: the use of this delay – when would you use an […]