Articles by Peter Powell

An Olympic Year of Natural Refrigerants

May 28, 2012
The upcoming games of the XXX Olympiad in London are featuring some of the latest state-of-the-art refrigeration and air conditioning equipment as well as the use of one of the oldest refrigerants, namely ammonia, as well as other natural refrigerants such as CO2 and HCs.


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New Directions, Natural Refrigerants for Supermarket Refrigeration

May 28, 2012
I just returned from my biannual visit to the Food Marketing Institute Food Retail Show, called FMI 2012. This is for all things in supermarkets and convenience stores. For me it means the latest in refrigeration equipment and — more and more these days — the refrigerants used in that equipment.


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The Value of Ongoing Education

May 7, 2012
It is great to enter the industry as a refrigeration service technician (or any HVACR tech for that matter) with a good amount of education attained through high school, community college, vocational school, or even a four-year program. But is that enough?


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Refrigerating Happy Cow

April 23, 2012
My Point of View in the April FROSTlines was about a movie called “Inuk” that was shown at the Beloit International Film Festival. Now, I suppose I should mention another movie (one of four we saw at that same festival) — one completely different from “Inuk” but one that had a refrigeration aspect.


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Will R-22 Phasedown Jump-Start Reclaimers?

April 2, 2012
What will it take to jump-start more use of reclaimed HCFC-22 to service the huge inventory of equipment running on that refrigerant? The EPA and the dozens of companies offering reclamation services are hoping the most recent announcement of a potential 45 percent reduction in virgin R-22 coming to market.


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Contractors Promote Reclamation

April 2, 2012
How ready are contractors to embrace refrigerant reclamation? The answer depends on who you talk to. But some contractors are already plugged into the reclamation option — and hoping their colleagues, who might not be doing so, will soon join them.


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The Global Push for R-744

April 2, 2012
From a global perspective, there is a lot of interest in the wider use of R-744 (CO2), especially in supermarket refrigeration. Recently, a number of international studies and seminars have reported some of the latest developments regarding R-744.


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What Price R-22?

April 2, 2012
This issue of The NEWS has an extended focus on refrigerant reclamation in the context of the announcement that it appears there will be a significant drop-off in supplies of virgin R-22.


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Emotional Climate Changed

March 26, 2012
The terminology may have changed from ‘global warming’ to ‘climate change’ and the debate may still rage as to how much ‘change’ is man-caused versus naturally occurring as part of historic weather cycles. But whatever the term and whatever the reason, ‘climate change’ can pack an emotional punch.


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Two New Refrigeration Terms That You’ll Want to Know

March 26, 2012
Move over compression ratio, ring valve, and reciprocating compressors. There are two new terms to add to your refrigeration terminology: ‘bi-volt’ and ‘spool.’ The words relate to some of the newest developments in compressor applications.


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