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 […]
Bonus Coverage in this week’s edition of the Ammonia Week in Review… Deputies Respond to Anhydrous Ammonia Leak at Payson Plant – The leak took place after a valve was left open, causing the area around the plant to become cloudy. […keep reading] 1 Taken to the Hospital After Anhydrous Ammonia Leak in Rural Logan County – The […]
Vibration analysis is a predictive maintenance task for rotating machinery that can help identify potential problems before they become a larger issue. Compressor manufacturers typically recommend that vibration analysis be performed on a semi-annual basis. For example, Frick recommends performing vibration analysis every six (6) months, and more frequently if vibration levels increase. Many refrigeration […]
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