This is an update to a blog that was originally posted on 1/24/17. You can read the original blog here. One often overlooked aspect of a relief valve discharge termination piping system is the scenario that was used as the basis of the piping design. Most designers understand that termination piping must be sized so […]
Ammonia Takes A Stroll Downtown in this week’s edition of the Ammonia Week in Review… Ammonia Leak at Riverfront Contained After Overnight Response – Fire apparatus from Station 1, located downtown at 44 W. Riverside, encountered the smell of ammonia outside of the structure housing the ice ribbon’s mechanical room as well as an alarm indicating the same. […keep […]
Ammonia Avoids Major Havoc in this week’s edition of the Ammonia Week in Review… Ammonia Leak in West Windsor Isolated – There were no safety concerns for anybody outside the building, but one person was treated on the spot and released for minor exposure. […keep reading] Ammonia Release | Stress Cracking – In August 2016, the sudden breaking […]
Summary In August 2016, the sudden breaking of a valve on an ammonia pump resulted in a release of 34-284 lbs of ammonia. The root cause was determined to be a stress crack that formed at the threads of a valve, ultimately leading to the top of the valve shearing off. Incident Description The ammonia […]
This is an update to a blog that was originally posted on 3/10/15. You can read the original blog here. Question: Do both relief valves on a dual assembly have to be replaced every five (5) years, or just the relief valve that has been subject to system pressure? Answer: Most pressure vessels in an […]
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