Dumitru “Dan” Mihalcea is a mechanical engineer specializing in the design of compressors and other refrigeration equipment, based in Romania. He holds several patents and is the author of articles and books in the refrigeration field. Among these he is co-author of the book Refrigeration Techniques, published by Technical Publishing House, in 1979. In the second volume of this book, he appears as author of Chapter 6, “Criteria for Use of Ferrous Material in Construction of Refrigeration Machinery.” For more information, he can be reached via email at dmihalcea2003@yahoo.com.
The first two parts of this series dealt with the use of cast iron components in refrigeration equipment. This last part will focus on the construction of such components.
In the first part of this three-part series, we talked about the effect cold shortness has on the use of cast iron in refrigeration equipment. Now we will look at porosity and abrasion resistance.
There is a large body of publications regarding uses of cast iron. But very few of them are concerned with the use of cast iron in refrigeration equipment, and even less with the behavior of such materials at low temperatures.
Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.
Podcasts
Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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