ATMOsphere America

ATMOsphere America 2015: CO2 finds favour in industrial refrigeration and heat pump applications

As in previous years ATMOsphere America 2015, organised in Atlanta on 25-26 June, provided an opportunity to learn about the very latest technology developments. A series of technology case study sessions focused on industrial refrigeration, heat pumps, and new applications provided no shortage of evidence on the advantages of CO2 in applications beyond the world of commercial refrigeration.

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Enex

Solving the “CO2 equator” challenge: Enex’s ejector technology

Enex has been actively developing solutions to increase CO2 system efficiency in warm ambient climates like Spain and Italy. Using parallel compression and ejectors in unison, the company has realised significant efficiency gains and cost (first cost + energy cost) reductions. With more than 60 units installed with auxiliary compressors and more than 20 units using ejectors, the company’s accumulated data proves the energy savings of Enjector® technology can be as

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CO2 heat pump

Advanced CO2 heat pump solutions for the European market

ATMOsphere Europe 2015 provided a platform for the latest heat pump innovations including ENEA’s joint case study on a heat pump with a unique two-cylinder compressor, designed to cater for the European market. boostHEAT showcased its integrated heat pump/boiler solution while Mitsubishi Heavy Industries (MHI) and Sanden outlined the increased migration of their products from Asia to Europe.

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CO2 system efficiency

R744 innovations from Japan Part 2: integrated systems and improving CO2 system efficiency in warm climates

In part 2 of our reporting on the CO2 technology innovations discussed at ATMOsphere Asia 2015 we focus on the presentations from Carel, Bitzer, and Danfoss on integrated CO2 systems and technologies to increase the energy efficiency of CO2 in warm climates. These include more traditional systems such as mechanical subcooling and newer ones such as parallel compression and ejectors.

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TINE Dairy Heat Pump

TINE Dairy’s adoption of a CO2 heat pump water heater sees significant energy gains

The use of CO2 as a refrigerant is becoming increasingly widespread in food processing industries, and is beginning to make inroads in industrial heat pump applications. TINE Dairy, which is Norway’s largest producer, distributor and exporter of dairy products, is committed to upholding its sustainable profile and strives to keep up to date with the most climate friendly and energy efficient technologies. With this in mind, TINE’s factory close to the city of Trondheim in

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Mitsubishi Heavy Industries

CO2 innovations from Japan Part 3: CO2 heat pumps and peak shift technologies

ATMOsphere Asia 2015 unearthed plenty of positives for CO2 heat pump applications as Mitsubishi Heavy Industries explained the field test results for its Q-ton, the world’s first two-stage compressor for commercial use. Meanwhile, Yamato and The Coca-Cola Company demonstrated the benefits of their respective peak shift technologies, the Ultra-Eco-Ice thermal storage CO2/brine refrigeration system, and an award-winning CO2 vending machine.

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