Recent Blog Posts

Ammonia Week in Review | February 19, 2016

February 19th, 2016

Ammonia remains calm in this week’s edition of the Ammonia Week in Review….. Star Technical Solutions Advises Ammonia Refrigeration End-users to Keep The New IIAR 2 Standard Handy – “It is, at the very least, the most comprehensive publication on ammonia refrigeration design safety available today.” […keep reading] Vale Brazil Fertilizer Plant Suffers Ammonia Leak – Nine […]

Ammonia Week in Review | November 13, 2015

November 13th, 2015

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 […]

Ventilation System Dampers

June 23rd, 2015

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 § requires that “If motorized dampers are utilized they shall be of the power to close and spring to open type.” […]

Labeling an Ammonia Receiver

May 25th, 2015

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 […]

Excerpts from ANSI/IIAR 8-2015

March 30th, 2015

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 […]