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List of scenarios as a potential causes of overpressure

asked Dec 22, 2014 in Safety by cobiesmith (3,310 points)
List of some of the specific scenarios which should be considered as potential causes of overpressure.

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answered Dec 22, 2014 by cobiesmith (3,310 points)

Following are the some of the specific scenarios which should be considered as potential causes of overpressure:

  • General power failure;
  • Steam failure;
  • Cooling water failure;
  • Instrument failure;
  • External fire;
  • Individual valve failure, open or closed;
  • Equipment failure;
  • Heat exchanger tube failure;
  • Reverse flow;
  • Individual item failure in distributed control system;
  • Partial utility failure;
  • Runaway reaction/volatile content;
  • Blocked vent/flame arrestor;
  • Gas blowby/Gas Breakthrough;
  • surge
  • Others
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