Articles Tagged with ''refrigeration systems''

Ice Breaker: Generic Refrigeration Maintenance Tips

January 17, 2011
The actual frequency and tasks performed will vary from system to system. However, here are some generic maintenance tasks which can be applied to many refrigeration systems. These tasks can be divided into two groups: one for maintaining the cabinet and one for maintaining the refrigeration system.
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Distributed Refrigeration Technologies

September 5, 2011
Centralized refrigeration systems have been in use for years. Distributed systems, on the other hand, are one of the newer commercially adopted refrigeration technologies.


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Secondary Systems in Supermarkets

September 5, 2011
As new stores are built and older systems in existing stores replaced, an approach called secondary refrigeration is gaining wider acceptance and is steadily increasing in numbers.


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Frost and Defrost: How It Happens and Why It Is Needed - A White Paper

September 5, 2011
Empirical testing has shown that the optimum time to defrost is when the evaporator loses about 10 percent efficiency. Traditional methods of defrost, based on time, cannot ascertain this loss of efficiency and will either waste time and energy in excessive defrosting, or never fully defrost the evaporator.


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Stores Try Transcritical CO2

December 12, 2011
Efforts to make CO2 work in transcritical applications got a boost with the announcement the CSC, The Canadian manufacturer of refrigeration systems, will be making a major push in that regard.


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Jan. 17, 2012: GEA Refrigeration Technologies Acquires QPM Manufacturing

January 17, 2012
GEA Refrigeration Technologies announced that it has acquired the assets, operations, production facilities, and patents of the companies QPM LLC and QPM Manufacturing LLC, of Bellevue, Wash. QPM is a supplier of special steel conveyor belts that transport food products in ovens and freezers.


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Playing It Safe With Ammonia

January 30, 2012
Safety is paramount when working with ammonia refrigerants. Why? If something does go wrong in such a situation, it can have grave consequences. Ammonia is a health risk because of its corrosiveness to skin, eyes, and lungs. In fact, exposure to 300 ppm creates an imminent danger to life and health.


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What in the World Is Going on With Refrigerants in Europe?

January 30, 2012
Uses of so-called natural refrigerants such as HCs, CO2, and ammonia are being advocated as ways to positively deal with issues of climate change, greenhouse effect, and global warming. That was the primary perspective of an extended report from Eurammon, a joint European initiative of companies, institutions, and individuals who advocate an increased use of natural refrigerants.


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Store Showcases Sustainable Technology

February 13, 2012
Members of the Hatfield Township community place a high value on locally sourced and organic foods and environmental stewardship. As such, planning for the town’s new ShopRite supermarket included making sustainability a priority from product offerings to construction of the store itself — including the choice of refrigeration systems and display cases.


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IIAR Heads to Milwaukee

March 5, 2012
The International Institute of Ammonia Refrigeration will hold its 2012 Industrial Refrigeration Conference & Exhibition, March 17-21 at the Frontier Airlines Center in Milwaukee.


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2013 ACCA Conference & IE3 Expo

Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.

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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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