Articles Tagged with ''CO2 as a refrigerant''

Transcritical Carbon Dioxide Performs Well in Supermarket Pilot

Valuable Lessons Learned in 13-Month Project

This case study documents one year of operating experience with a transcritical carbon dioxide (TC CO2) booster refrigeration system at Delhaize America’s Hannaford supermarket location in Turner, Maine. This store, which began operation in June 2013, is the first supermarket installation in the U.S. of a TC CO2 booster refrigeration system.


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Counting CO2 Costs

Return on Investment Needs to Be Factored In

Everyone talks about what it initially costs a supermarket to switch to a 100 percent CO2 commercial refrigeration system. But start thinking about the costs that come next — on everything from electricity to regulatory compliance — and the return on investment on CO2 begins to make a great deal of sense.


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Apples and Oranges Beyond Comparison

Refrigeration System Designs More Complex

So, supermarket owners want refrigeration systems that are energy efficient to hold down costs and pro-environmental for political correctness. But for engineers, contractors, and technicians that approach may not be all that easy, whether bringing a new store online or retrofitting an existing one.


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Feb. 6, 2015: IIR Releases Technical Guide on ‘CO2 as a Refrigerant’

Designed for Engineers Seeking a New Perspective but Also for Non-Technical Experts

The International Institute of Refrigeration (IIR) announced the first edition of the IIR guide “CO2 as a Refrigerant,” written by Dr. A.B. Pearson, an expert in the field of CO2 application. The organization said the guide highlights the use of CO2 in various sectors.


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Naturals Get New Push at Atmosphere America

Conferences Looks at Regulatory, Cost Issues

As 2015 begins, the end of new and imported HCFCs is in sight and phasedown and limits on certain HFCs seem more and more likely. So to continue to meet refrigeration needs, f-gas proponents turn to low global warming potential (GWP) HFCs and HFOs, while advocates of natural refrigerants continue to build their case.


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Taking Control of Transcritical CO2

New Technologies Aid New Equipment

The following article was prepared by Parker Hannifin Corp. Micro Thermo Technologies and describes one of the approaches for use of CO2 in transcritical systems for refrigeration.


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Developing Next-gen Refrigerants

It’s Time to Get Involved in the Ongoing Development of New Refrigerants

The HVACR industry is always exploring new options that may lead to more efficient, cost-effective, and environmentally friendly refrigerants to keep facilities — and the people and technology in them — comfortably cool.


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2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

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NEWSMakers: Mark Crockett
Mark Crockett vice president, Crockett Facilities Services, explains the importance of technician training, the value of being a top minority-owned company in the U.S., current projects the company is managing, and much more. Posted on April 24.
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