Emerson has launched 35 and 40 HP semi-hermetic reciprocating Copeland CO2 compressors, with the 50 HP version slated for late fall.
During the Technology Leadership Round Table session at ATMOsphere Japan 2018, Shigeru Dohno from Panasonic strongly emphasised the company’s commitment to natural refrigerants in response to the HFC phasedown targets enshrined in the Kigali Amendment to the Montreal Protocol.
This year’s Supermarket Tradeshow in Tokyo (14-16 February) was marked by increased competition in the CO2 refrigeration market, with new player Mitsubishi Heavy Industries joining the fray and Panasonic pushing a full lineup of CO2 products.
Colmac Coil Manufacturing, Colville, Wash., has introduced a Shell and Helix heat exchanger designed for ammonia/CO2 cascade refrigeration systems.
Italian component manufacturer Carel is introducing its EmJ modulating ejector line to the North American market this year.
Italian compressor manufacturer Dorin, which is celebrating its 100th year of business in 2018, showcased its first CO2 transcritical compressors for the U.S. industrial market at the AHR Expo last month.
Transport refrigeration specialist Carrier Transicold has restated its commitment to CO2 as the optimum refrigerant for customers.
ALDI US, the leading supermarket user of transcritical CO2 refrigeration systems in the U.S., had more than 100 stores using the systems as of early December 2017, according to a webinar hosted by the U.S. Environmental Protection Agency’s GreenChill Partnership.
Kelvion has introduced a new air cooler to replace its Goedhart FC38D, Küba DP and Searle DSR ranges.
Kaori, a Taiwan-based brazed plate heat exchanger (BPHE) manufacturer, said at AHR Expo 2018 in Chicago that it has been supporting U.S. universities that want to study CO2 heating and cooling technologies for different applications.
Over 1,000 have been installed in the U.S., of which around 250 are for CO2, according to a Güntner executive.
During the AHR Expo last week, the compressor manufacturer explained why ammonia can be the perfect refrigerant for big systems.
Italian-based Refrigera Industriale S.r.l. launched new CO2 valves that can withstand the high pressures of transcritical systems at the AHR Expo in Chicago, IL.
On 1 July 2017, South Australia made global headlines. On that day, the state overtook Denmark for the dubious honour of having the world’s most expensive electricity, reported the Australian Broadcasting Corporation.
Following up on its NewTon ammonia/CO2 packaged refrigeration unit, Japanese manufacturer Mayekawa launched an ammonia/CO2 compact chiller called the Sierra-A at the AHR Expo in Chicago this week.
In a sign of the growing popularity of natural refrigerant systems in U.S. supermarkets, Parker Sporlan’s Micro Thermo, a control and energy management system, is increasingly being used with CO2 transcritical installations in the U.S.
Analysis conducted by technology company Emerson, in conjunction with HVACR research institute ILK Dresden has shown that European retailers could save hundreds of millions by making the right choice of refrigeration system as they transition away from HFCs to sustainable alternatives.
During the One Planet Summit held in Paris in December 2017, Supermarket group Carrefour signed the „French Business Climate Pledge 2018“, thus agreeing to a reduction of CO2 emissions. Carrefour plans to reduce emissions by 40% by 2025 and by 70% by 2025 compared to 2010 levels.
The International Institute of Refrigeration is now calling for abstracts of papers to be presented at the International Congress of Refrigeration (ICR) in Montreal in August 2019.
This will be a year of integrating air conditioning and heating technologies in commercial refrigeration systems, while ejectors will continue to dramatically improve the energy efficiency of CO2 transcritical systems, manufacturers said.