Increased automation reduces the potential for operator error, but introduces the possibility of new types of errors in design and maintenance. This book provides designers and operators of chemical process facilities with a general philosophy and approach to safe automation, including independent layers of safety.First out (first alert) is an auxiliary feature that is used with the A, M, and R sequences when one alarm can trigger another alarm and some method is needed to determine which alarm tripped first. For example, a compressor shutdown and lowanbsp;...
|Title||:||Guidelines for Safe Automation of Chemical Processes|
|Author||:||CCPS (Center for Chemical Process Safety)|
|Publisher||:||John Wiley & Sons - 2010-09-14|