Here are some excerpts from the most important ammonia stories over the past week… An Ammonia Fueled Car From South Korea – South Korean researchers have successfully road-tested a dual fuel passenger car that runs on a mixture of ammonia and gasoline. It is called the AmVeh and was developed by members of the Ammonia Research […]
On June 21, 2013, Hansen issued a product recall on the following pressure relief valve models with serial numbers between 02B11 and 04B13: Hansen H5600A, H5601, H5602, H5600R, H5602R, and H5632R. These pressure relief valves (sold from February 16, 2011 to April 4, 2013) appear to be more susceptible to internal corrosion when exposed to standing water inside […]
Question: Is it permissible to use galvanized pipe on pressure relief valve discharge piping? Answer: As a “best practice” we recommend using the same piping materials for the closed circuit refrigeration system as for the relief valve discharge piping. Specifically, IIAR-2 states that piping in the closed circuit portion of the system should be of […]
Thanks to everyone who attended the Ammonia Refrigeration Training that was held at California Controlled Atmosphere on January 17 & 18. We had a great time with the 27 different companies who were in attendance.
Sometimes you don’t have to be an experienced technician or a trained engineer to identify a serious a mechanical issue. The pictures shown above are examples of these types of instances. Relief valves are designed to relieve pressure and in order to function properly the inlet of the relief valve must be connected to the […]
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