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Industrial Technology, Refrigeration

Italian Store Uses Propane to Power Cooling Systems

3 Apr , 2018  

Transcritical CO2

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 […]

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Industrial Technology, Refrigeration

First Transcritical Co2 Supermarket in the Middle East is Inaugurated

9 Mar , 2018  

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 […]

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Program Implementation, Programs & Policy

New York Considers Incentives for Natural Refrigerant System Installations

9 Jun , 2017  

natural refrigerant

NYC-area utilities eye NatRef incentives R744, May 24, 2017 Two New York City-area utilities that have robust prescriptive energy-efficiency rebate programs for food retailers are starting to consider natural refrigerant systems for energy incentives through their custom programs. “We’re starting to see applications come in for natural refrigerant-based systems with energy savings and demand peak […]

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Industrial Technology, Refrigeration

Efficient Transcritical CO2 Refrigeration During Warm Months

18 Apr , 2017  

transcritical co2 refrigeration

Bryan Kilgore, ERS, for Zondits DeCicco & Sons, a New York grocery store chain, installed a transcritical CO2 refrigeration system at their store in Larchmont, NY. They recently compared the energy consumption at their Larchmont store to their similarly sized store in Ardsley, NY, that has a comparable refrigeration load, but with an R-404A refrigeration system. They […]

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Industrial Technology, Refrigeration

A Brief History of CO2 as a Refrigerant

13 Apr , 2017  

refrigerant Paris Agreement

Bryan Kilgore, ERS, for Zondits Using CO2, or R-744, as a refrigerant is not a new concept, but it has not had widespread commercial use since the 1930s. The use of CO2 as a refrigerant was replaced in 1930 with a new synthetic refrigerant, developed by DuPont and General Motors, known as Freon. Freon is […]

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Industrial Technology, Refrigeration

Natural Refrigerant Solutions are Booming in Japan

16 Feb , 2017  

Bryan Kilgore, ERS, for Zondits Natural refrigerant solutions are booming in Japan. The number of transcritical CO2 systems installed in convenience stores and supermarkets has grown to over 2,400 installations – up from 190 in 2014. Japanese companies such as Panasonic, Sanden, and Mitsubishi Heavy Industries have developed and installed CO2 systems with outdoor condensing […]

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