Articles by Peter Powell

Magnetic Cooling Offers Alternative Cooling Process

Research Yields a Substitute to the Compression and Expansion Cycles
July 15, 2013
New research being done at the University of Cambridge in England is focusing on what is called “magnetic cooling,” based on the straining of materials. The results have been published in the journal Nature Materials and quoted at the www.basqueresearch.com website.


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Giving a Clear-Cut Sign

What Do Your Signs Say About You to Customers?
July 15, 2013
I draw your attention to the photo of a truck shown here for a couple of reasons. First, to ask readers if their company’s vehicles clearly spell out the services provided by the business. Because, frankly, “HVACR” doesn’t mean a whole lot to a lot of people.


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Refrigeration Innovations Earn Applause

Freezers, Cooler Components Earn Top Awards at National Restaurant Association Show
July 8, 2013

It certainly appears that impartial judges have taken a liking to the practical HVACR components frequently added on to freezers and coolers, which help the units run efficiently and accurately.


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Employer Expectations Lead to Progressive HVAC Lesson Plans

Educators Adapt Courses to New Technologies, Regulations
July 8, 2013

HVACR equipment seems to be upgrading at an unprecedented pace. New regulations are reaching the industry quicker than ever, with more to come. New refrigerants are flooding the market, just in time to fill the gap left by the more familiar refrigerants that are on the brink of being phased out. And everybody seems to be talking green.


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Restaurant Owners Desire Productive, Low-Maintenance Ice Equipment

Energy Efficiency, Sizing, Cleanliness Key Factors in Choosing Ice Equipment
July 8, 2013

The purpose of an ice machine may be to create ice, but when it comes to the food service industry, ice has to be pure, clean, produced by energy-efficient units of all sizes, and needs to come in all shapes. 


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Research and New Products Guiding Food Service Sector

Examining Efficiency, Effectiveness of Familiar Equipment
July 8, 2013

Two manufacturers recently released literature guiding food service decision makers to helpful data regarding the purchase of commercial-grade refrigerators and self-contained condenser coil cleaning units. 


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HCs: Revisions, Efficiencies, Warnings

Examining, Tweaking, and Considering the Legality of Hydrocarbon Refrigerants
July 1, 2013

The road to wider use of HC refrigerants remains a rocky one — although it is still being navigated. The latest developments involve more revisions to the regulatory landscape, the tweaking of a refrigerant mix to make it more energy efficient in certain applications, and, as always, warnings about flammability.


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Restaurant Applications on Display at NRA

Contractors Find Expertise Needed Beyond Ice Machines, Freezers, Coolers
July 1, 2013

Regarding food service, refrigeration contractors are most concerned and familiar with ice machines, freezers, and coolers. Outside of the restaurant industry, HVACR contractors can be found spending a great deal of attention on the preservation of wine, which requires refrigeration, spot-cooling air conditioning, frozen food treat dispensers, and alternative ways of using CO2.


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Learning About CO2 as a Refrigerant

As Uses Grow, Need For Training Increases
June 24, 2013
As the industry continues to introduce more equipment using CO2 as a refrigerant, the need for training to work with that gas is growing. In a recent announcement, Scotland-based Star Refrigeration is offering training in that regard through its Star Learning Solutions program.


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A Modern Marvel

Refrigeration Gets Its Props
June 24, 2013
At last. Some props to refrigeration in supermarkets. In the interest of full disclosure, I should say that I saw the kudos recently at midday on a weekday (when many, including myself, should have been working), on a cable TV show (“Modern Marvels”) on the History Channel.


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Mini Split Installation

Twin Cities contractor Aabott Ferraro helped retrofit an older St. Paul home.

Podcasts

NEWSMakers: Jeff Nusz

Jeff Nusz, president, Reitmeier HVAC Services, Tualatin, Oregon, joins the program to discuss how he modernized his website and gained new clients and more money because of it. We’ll go through the process of the change and much more.  Posted on Aug. 1.

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Prohibiting HFCs

EPA is proposing a rule that would prohibit some HFCs in select refrigeration applications. Do you agree with this move?
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