Articles by Peter Powell

CO<sub>2</sub> as refrigerant tops talk

August 16, 2000
The big buzz at Purdue University this summer was over carbon dioxide as an hvacr refrigerant.
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Another black eye for CFC and HCFC replacements

August 16, 2000
Ozone depletion may have been the “poster child” of the environmental focus of the 1980s.
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Hvacr industry's challenge: Global warming

August 16, 2000
The hvacr industry appears capable of dealing with the newest challenge of global warming.
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Ice talk turns to defying gravity

August 14, 2000
Whether flaked, cubed, or nugget, ice innovations were the main focus at the recent National Restaurant Association expo.
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Researchers tackle problems with POEs

August 10, 2000
Scientists look for ways to get the sludge out of systems.
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Meet Judge Powell

August 3, 2000
Yes, a couple of months ago, I served as a judge in the VICA Skills USA Championship.
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Mislabeled refrigerants make everyone shudder

July 20, 2000
Mixing refrigerants can damage unit and void the warranty.
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New technology targets airflow

July 20, 2000
Maintaining proper food cooling temperatures remains a challenge for restaurant operators.
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Ice machine makers talk safety at restaurant show

July 20, 2000
Latest models highlight safety and maintainability.
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Door-opening task shows humidity issue is relative

July 19, 2000
There is a research project designed to test refrigerated display cases at various ambient relative humidity levels.
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2013 ACCA Conference & IE3 Expo

Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.

Podcasts

Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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