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 […]
Repeats and Fines in this week’s edition of the Ammonia Week in Review… Second Ammonia Leak in Six Years Forces Arena Shutdown in Port Alberni – This is the second time in six years that the chiller has suffered a “catastrophic failure,” according to city officials. […keep reading] Ammonia Leak Happens at Tyson Foods Poultry Plant – All workers […]
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 […]
This is an update to a blog that was originally posted on 4/19/16. You can read the original blog here. ANSI/IIAR 2-2021 §15.3.10 outlines the requirements for providing Hydrostatic Overpressure Protection. In situations where thermal hydrostatic expansion of trapped liquid ammonia could occur, hydrostatic protection must be provided. Per ANSI/IIAR 2-2021 §15.3.10.1, Protection against overpressure […]
An ammonia mini bar causes a hotel evacuation in this week’s edition of the Ammonia Week in Review… Chester Grosvenor Hotel Evacuated after Reports of Ammonia Smell – Firefighters were called to the hotel on Eastgate Street in Chester shortly before 5am today (Wednesday, April 3) and crews, two wearing breathing apparatus, investigated where the smell was coming […]
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