Transcritical CO2

Italian Store Uses Propane to Power Cooling Systems

Propane air conditions METRO store in Italy Written by Charlotte McLaughlin and Dario Belluomini, hydrocarbons21.com, March 19, 2018 Two propane chillers provide both cooling power to the subcooling system after the CO2 transcritical gas cooler and air-conditioning during summer time in a METRO Italia Cash and Carry superstore in Padova, North-Eastern Italy. This installation is part […]

economic growth air conditioners

Chinese AC System Awarded Blue Angel Ecolabel

Germany awards ecolabel to R290 split AC Written by Charlotte McGlaughlin, hydrocarbons21.com, March 12, 2018 The German government’s Blue Angel Ecolabel has been awarded to Chinese manufacturer Midea for its split air-conditioning (AC) system using propane (R290), according to the scheme’s website. The ‘Blue Angel’ initiative is an Ecolabel for certifying some 120 different product types, […]

Honeywell cascade refrigeration

Larger CO2 Compressors Launched by Emerson

Emerson debuts larger CO2 compressors Written by Michael Gary, R744.com, February 21, 2018 Emerson has launched 35 and 40 HP semi-hermetic reciprocating Copeland CO2 compressors, with the 50 HP version slated for late fall. The compressors offer capacity ranging from 40,000 BTU/h to 320,000 BTU/h at 20°F SST. “There is a demand for larger CO2 compressors because CO2 is […]

propane refrigeration

First Transcritical Co2 Supermarket in the Middle East is Inaugurated

Middle East’s first CO2 supermarket opens in Jordan R744.com, March 5, 2018 The first transcritical CO2 supermarket in the Middle East was inaugurated today at the Al-Salam supermarket in Amman, the capital of Jordan. The CO2 transcritical system installed in Amman, a pioneer in the Middle East, is designed to cope with temperatures reaching up to 32°C between […]

Greenhouse

Reclaimed Heat From a Co2 Refrigeration System Is Used to Heat a Greenhouse

CO2 at heart of Delhaize’s new Urban Farm r744.com, Jan 22, 2018 In a European first, heat reclaimed from the transcritical CO2 refrigeration system at the heart of Delhaize’s remodelled supermarket in Brussels is used to heat the greenhouses of the retailer’s rooftop Urban Farm. R744.com reports from Ixelles, a suburb of the Belgian capital. “This is […]

winery

Italian Winery Is Using C02 Bases Water-brine Chillers for Heating and Cooling

CO2 at heart of Italian winery r744.com, December 5, 2017 Two Yukon CO2-based water-brine chillers from Italian firm Enex provide heating and cooling at the Abazzia di Novacella winery in the Alto Adige (South Tyrol) region of Italy. Water enters the system at 6°C and is cooled to 1°C. The system is capable of functioning in ambient outside temperatures […]

Refrigerators

A Guide to Purchasing an Energy-Efficient Refrigerator

Guide to Energy-Efficient Refrigerators Constellation, 2017 The refrigerator is one of your home’s hardest working appliances, typically making up 13.7 percent of a home’s energy usage, according to the Department of Energy. In other words, owning energy-efficient refrigerators makes good financial sense! The question, though, is which energy-efficient refrigerator model should you choose? What are the […]