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Refrigeration

An Open and Closed Case – System Performance

When Retrofitting is Done, Testing Follows
This is the last part of a five-part series providing a guide for retrofitting open refrigerated display cases with doors and comes from a publication of the U.S. Department of Energy’s (DOE’s) Better Buildings Alliance.


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Turning Up the Pressure on Compressor Testing

New Approach Reduces Testing Time
When GEA Grasso, a Dutch component manufacturer for industrial refrigeration installations, considered improving its testing systems for compressor measurements, they turned to LMS for a more integrated and flexible data acquisition and analyzer system.


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Supermarket Chain BGC Joins GreenChill

Brookshire Grocery Co. has 153 Stores
Brookshire Grocery Co. (BGC), which operates 153 stores in Texas, Louisiana, and Arkansas, has joined the U.S. Environmental Protection Agency’s (EPA’s) GreenChill partnership. 


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EPA Strengthens Energy Star Refrigerator and Freezer Requirements

Connected Features Are Encouraged
The U.S. Environmental Protection Agency (EPA) has revised its Energy Star requirements for residential refrigerators and freezers. The updated requirements raise the bar for energy efficiency in these products and, for the first time, encourage manufacturers to include optional connected features. 


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Consumer Media Spreading the Word on Industry Concerns

TV Station Airs Story on R-22 Phaseout
We should always be happy when the media outside our industry draws attention to the challenges faced by HVACR contractors.


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Aug. 19, 2013: New Refrigeration Compressor Said to Have Highest Cooling Capacity

Screw Compressor Offers Capacity of 400 kW and Coefficient of Performance of 1.63
Kobe Steel Ltd. has developed a new refrigeration compressor, called the iZN440TUA, which is a two-stage inverter ammonia screw compressor said to have the world's highest cooling rate with a coefficient of performance (COP) of 1.63 and the world’s highest cooling capacity of about 400 kW.


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The NEWS Hosts Refrigeration Webinar

Webinar Will Compare, Contrast Glycol and Direct Expansion Refrigeration Systems

The NEWS will host a free webinar, “Overcome the Barriers to Adoption of Secondary Glycol Refrigeration Systems,” at 1 p.m. ET on Aug. 27.


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Aug. 8, 2013: First U.S. Supermarket Using Propane Refrigerant Launched

Tecumseh Supports Hussmann in R-290 Application
Tecumseh Products Co. announced that it worked closely with Hussmann Corp. to launch the first United States-based grocery store using propane (R-290) refrigerant. The newly opened Austin, Texas supermarket built by H-E-B Grocery uses self-contained refrigerated display cases with hydrocarbon refrigerant R-290.


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Aug. 5, 2013: Growth in Foodservice Drives Demand for Display Cases

Demand for Refrigerated Display Cases Has Seen Steady Growth over the Last Decade
The global market for refrigerated display cases is forecast to reach $7.6 billion by 2018, driven by growing population and the corresponding rise in food retailing, according to a new report by Global Industry Analysts Inc.


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The Professor: Flooding and Slugging of Compressors

Understanding the Terms Critical to Troubleshooting

Clear, concise, and accurate communication between service technicians, parts suppliers, customers, and the home shop is rapidly gaining importance as the HVACR field transitions and becomes more technically oriented.


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NEWSMakers: Chris Mathis

Chris Mathis, president of Mathis Consulting Co. and vice chair of ASHRAE’s residential ad hoc committee, talks about ASHRAE’s exploration into the residential market. Posted on Oct. 17.

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