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First ATMOsphere Network Shanghai suggests natural refrigerants in China are here to stay!

On 7 April, on the eve of China Refrigeration 2015, one of the largest trade shows in the HVAC&R industry shecco organised the first ever ATMOsphere Network Shanghai. Supported by Danfoss and Mitsubishi Heavy Industries (MHI), the event gathered over 60 experts from industry, research institutions and government, who gathered to discuss the latest natural refrigerant trends in the world’s largest HVAC&R market. The event also featured a preview of the upcoming bilingual English-Chi

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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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49th Supermarket Tradeshow: first rack-type CO2 booster system installed by Japanese retailer

In part two of our reporting from the 49th Supermarket Tradeshow (SMTS), which took place from 10-12 February 2015 in Tokyo, Japan, R744.com reports on the first rack-type CO2 transcritical booster system installation, a collaborative project between Japanese showcase manufacturer Fukushima Industries and system manufacturer Nihon Netsugen Systems.

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Carrier’s CO2 system addresses China’s data centre demand

Beijing Topnew Info & Tech Co., Ltd has introduced Carrier’s DataCO2MPLETE™ distributed cooling systems, using CO2 as refrigerant, in two large data centres in Beijing. With customised design for heat dissipation in the high-heat and high-density data centres, the system achieves energy savings of approximately 25 percent compared to conventional systems and reduces the cost of initial investment and maintenance with higher equipment reliability.

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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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Natural refrigerants MAC systems could reduce GHG emissions by 30% in China

At the 11th Gustav Lorentzen Conference on Natural Refrigerants, Johanna Gloël of GIZ Proklima presented on the potential for China to reduce greenhouse gas (GHG) emissions through the use of natural refrigerants, which would replace fluorinated gases in car air conditioning systems. The research suggests that GHG emissions in China could be reduced by 30% by 2030.

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