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 […]
History Repeats Itself in this week’s edition of the Ammonia Week in Review… Ammonia Leak at Cold Storage Facility in South McAllen Contained – The city of McAllen reported Monday morning a chemical spill on the 4000 block of W Military Highway in South McAllen. […keep reading] In 6 Months, Another Case of Ammonia Gas Leak – Nearly […]
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 […]
Question: Are pressure relief valves required to be installed on an evaporative condenser? This is an update to a blog that was originally posted on 9/10/13. You can read the original blog here. Answer: This is a very good question and one that gets asked frequently. Since an evaporative condenser is not a pressure vessel, […]
This is an update to a blog that was originally posted on 10/4/16. You can read the original blog here. When reviewing an ammonia refrigeration Piping and Instrumentation Diagram (P&ID) and comparing it to the actual refrigeration system, I am often surprised at how often valves have not been physically labeled to match the P&ID. […]
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