Ammonia travels to space in this week’s edition of the Ammonia Week in Review….. Ammonia Leak Complicates Spacewalk Work On ISS – Spacewalking astronauts encountered leaking ammonia and minor glove damage while performing plumbing work outside the International Space Station on Friday, then fell so far behind that they had to leave a radiator job undone. […keep reading] Fire Departments Handling […]
I recently interacted with IIAR (International Institute of Ammonia Refrigeration) on the issue of ventilation system dampers. My original question, along with the response from IIAR is included below: Question: ANSI/IIAR 2 Addendum B §13.3.3.4 requires that “If motorized dampers are utilized they shall be of the power to close and spring to open type.” […]
Question: What are the labeling requirements for a High Pressure Receiver in an ammonia refrigeration system? Answer: To properly label any piece of equipment within an ammonia refrigeration system you must first know which codes and standards are recognized in your jurisdiction. As a resident of California, the following codes/standards are often consulted regarding ammonia equipment […]
Last week, I summarized the requirements from ANSI/IIAR 4-2015 Installation of Closed-Circuit Refrigeration Systems. Today, I’ll do the same with ANSI/IIAR 8-2015 Decommissioning of Closed-Circuit Ammonia Refrigeration Systems Unlike IIAR 4, which had IIAR 2 as its foundation, IIAR 8 is a standard that was essentially written from scratch. The general outline of the document is as […]
After years of hard work, IIAR has recently published two (2) new refrigeration standards: ANSI/IIAR 4-2015 Installation of Closed-Circuit Ammonia Refrigeration Systems ANSI/IIAR 8-2015 Decommissioning of Closed-Circuit Ammonia Refrigeration Systems In this blog and the next, I will summarize each of the standards and provide excerpts that are important to be aware of. Be sure […]
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