Refrigeration

CO2 Use Grows in North America

January 14, 2013
One measure of the impact of CO2 as a refrigerant comes with the increasing number of applications in North America, where its use can be stymied with questions related to codes and regulations in municipalities as well as the learning curve of installation and service technicians.


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Danfoss: Refrigeration Case, Cold-Room Controller

January 7, 2013
The Adap-Kool® AK-CC 550 refrigeration case and cold-room controller optimizes energy using predefined application types to adapt to different refrigeration case or cold-room configurations. It uses predefined settings to configure input and outputs to interface with up to 10 different applications.


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KE2 Therm Solutions Inc.: Freezer and Cooler Evaporator Controller

December 17, 2012
Designed for walk-in coolers, freezers, and refrigerated warehouses, the KE2 Evaporator Efficiency controller (KE2 Evap) is unique not only for its approach to energy-saving defrost control, but also the benefit it provides in reducing or eliminating ice buildup in freezers, claimed the company.


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Follett Corp.: Air- and Water-Cooled Condensing Ice Machines

December 17, 2012
The Horizon™ 700 Series has been added to the line of Chewblet® ice machines. The ice machines make up to 675 pounds of ice in a 24-hour period and are available in self-contained models with air- or water-cooled condensing. In addition, customers have their choice of Chewblet or Micro Chewblet ice.


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HFO Shipments Increase

December 17, 2012
Honeywell has announced that it has begun shipping additional quantities of HFO-1234yf, which it markets as Solstice™ yf. The refrigerant is targeted for the automotive market, although other HFO configurations are being developed for stationary applications.


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Midwest Refrigerants Discusses Technology to Deal with Unwanted Refrigerants

December 17, 2012
A technical conference in 2012 in Bangkok, Thailand, has provided some of the most up-to-date information on a way to deal with unwanted ozone depleting and greenhouse gases. The conference was the 32nd Open Ended Working Group of the Parties to the Montreal Protocol.


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Scotsman Donates to Women for Water Campaign

December 17, 2012
Scotsman Ice Systems has announced plans to donate a percentage of each healthcare unit sold to the Global Water Challenge’s newly launched Women for Water campaign. The campaign is a global grassroots initiative that is dedicated to launching women-led water ventures, to provide clean water.


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Tecumseh Rolls Out New Technology at Chillventa

December 17, 2012
Tecumseh used last fall’s Chillventa expo in Nuremberg, Germany, to highlight a number of its developments in commercial refrigeration. Among the announcements made at the event, the company showed a new range of condensing units equipped with semi-hermetic compressors.


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What Real-World HFC Retrofits Could Mean for Refrigerants’ Future

December 17, 2012
The attention that’s being paid to HFC refrigerants used as retrofits in HCFC-22 systems is among the more positive developments in the industry. Refrigerant manufacturers are working with contractors and end users in doing such retrofits in real-world situations.


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The Professor: Superheat Amounts and Total Superheat

December 3, 2012
There will always be a time when the evaporator sees a light load and the TXV may lose control of its evaporator superheat due to limitations of the valve and to system instability. What do you do then?


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Doug Dougherty, president and CEO of the Geothermal Exchange Organization (GEO) joins the program to discuss the latest happenings with GEO, including the drive to get included in state and federal definitions of renewable energy, plus the future of geothermal.  Posted on July 25.

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