Articles by Peter Powell

Propane, Ammonia, and CO2 Are Natural Choices for Supermarkets

New Technologies Guide Shift from F-Gases
By Peter Powell
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On the horizon are the so-called natural refrigerants. Measurements in real-world applications are continually pouring in, offering more evidence of the potential impact — or lack thereof — that these so-called natural refrigerants possess.


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Efficiency and Volume Top Walk-In Wish Lists

Noise, Cost in High Demand for Restaurant Owners
By Peter Powell
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In restaurants, those large, walk-in refrigerators and freezers need to be energy efficient to help maintain sometimes thin profit margins. And they need to run quietly so as not to disturb customers who may find themselves seated close to the kitchen. 


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Supermarket Talk Turns Natural

New Technology Could Make Refrigeration ‘Sexy’
By Peter Powell
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In supermarket refrigeration, much of the refrigerant talk is on the so-called ‘naturals.’ And among the naturals, one of the most talked about is R-744 (CO2). 


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Sustainable Refrigeration is Only ‘Natural’

New Refrigerants Still Need Careful Control, Simplicity
By Peter Powell
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The purpose of the Atmosphere America event in Washington, D.C., this past summer was to present a business case for the so-called natural refrigerants.


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A Fuss over Frost

Marketing an HC Raises Range of Concerns
By Peter Powell
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Few developments in recent months concerning refrigerants have stirred up such intense interest as the efforts to introduce a product called Frost-22a to the farm-supply distribution market.


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Consumer Media Spreading the Word on Industry Concerns

TV Station Airs Story on R-22 Phaseout
By Peter Powell
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We should always be happy when the media outside our industry draws attention to the challenges faced by HVACR contractors.


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HVACR Prospects Match Wits at SkillsUSA Competition

Secondary and Post-Secondary HVACR Students Put their Skills to the Test
By Peter Powell
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The 51 participants — 50 male and one female — advanced to the national competition by successfully competing in regional and state SkillsUSA events.


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Refrigerants Gain Job Site Attention

Operations Produce Efficiency Data
By Peter Powell
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So what can you do with natural refrigerants and where can you do it? That formed the basis of case studies presented at the second Atmosphere America Natural Refrigerants Conference in Washington, D.C.


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Obama’s Climate Action Plan Targets HFC Reduction

International and Domestic Initiatives Push Phase Down, Reduced Use
By Peter Powell
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President Barack Obama’s recently announced Climate Action Plan specifically references the future of the familiar HFC refrigerants all HVACR contractors work with on a daily basis.


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Figuring Out a Phase Down

Feds Trying To Get Global Consensus on HFC Reduction
By Peter Powell
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At the second Atmosphere America Natural Refrigerants conference, attendees got a report on the most recent — at the time — U.S. government proposal for a worldwide agreement on what to do with HFCs.


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