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New Technologies Amidst Refrigerant Talk

As the supermarket industry continues to embrace so-called ‘natural refrigerants,’ manufacturers also continue to seek improvements in energy efficiency with what they hope is easy to use equipment for service technicians. The FMI Food Retail Show was a major showcase for these developments at this year’s show in Dallas.


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Legislation Could Establish Unique Standards for Deli-Style Refrigerators

Based on Department of Energy (DOE) standards, the majority of deli-style refrigerated counters being manufactured could be in violation of the law. 


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Cool Features Crown Refrigeration Champs

What do a smart compressor, an indoor/outdoor undercounter refrigerator, and a reach-in refrigerator case have in common? All three are winners in The NEWS’ ninth annual Dealer Design Awards’ Refrigeration & Ice Machines category.


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Chilling Answers for a Variety of Customers

The most recent Food Marketing Institute Expo in Dallas and National Restaurant Association Restaurant-Hotel-Motel Show in Chicago brought out the very latest in ice-making equipment, storage bins, and walk-in freezers and coolers as well as reach-in versions. This roundup of the latest in equipment is culled from both shows.


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Ice Breaker: An Evaporator’s Temperature Difference

A well-designed medium temperature refrigeration system will maintain both a proper case temperature and relative humidity (rh). The preservation of food depends not only on the temperature, but also on the relative humidity within a case.


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Store Showcases Sustainable Technology

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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New Avionics Corp.: Refrigeration Optical Defrost Controller

Minimizing frost accumulations on refrigerator evaporator coils and fins, the Ice*Meister™ Model 9734-REFR optical defrost controller can be used in commercial walk-in refrigerators and reach-in refrigerated display cases, and other self-defrosting chiller systems in supermarkets, restaurants, school cafeterias, and more.


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A Platinum CO2 System for a Supermarket

In late 2010, Sprouts Farmers Market set out to meet the EPA’s most stringent GreenChill standards with construction of its Thousand Oaks, Calif., store. Sprouts tapped Hill Phoenix to design a refrigeration system that not only would be environmentally friendly, but also energy efficient and cost effective to install and maintain.


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

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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Secondary Systems in Supermarkets

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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Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

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NEWSMakers: Jim Johnson

Jim Johnson,an experienced trade school and community college instructor, discusses the HVAC industry and his column in The NEWS, ‘The Service Ticket.’ Listen now for a hint to the Not Enough Heat question from the Dec. 15 issue. Posted Jan. 30.

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