Articles by Peter Powell

Idea Of CO2 With Ammonia Sparks Renewed Interest

When it comes to CO2, what goes around, comes around. Carbon dioxide as a refrigerant was popular from the late 1800s to the 1930s, before giving way to CFCs. CO2 is now the subject of renewed interest.
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Fitness Club Seeks Ideal Indoor Air As Part Of Retail Store Retrofit

At The Rush Fitness Complex, one thing president/ceo Larry Gurney didn’t want was a rush of air from the hvac system. So, planners decided not to try to keep the existing metal ductwork in the former Service Merchandise store in the Knoxville Shopping Center. As part of the $1.5 million retrofit Gurney chose fabric air dispersion systems to distribute even, draft-free airflow onto members.
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Speaking Gig Leads To IIAR Chairmanship

Morris Eisert’s ascension to the 2002-03 chairmanship of the International Institute of Ammonia Refrigeration began by climbing the podium at an IIAR conference in 1985.
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Safety Is Top Concern At Association Meeting

If the 1,400 contractors, technicians, and manufacturer reps who make up the membership of the Refrigeration Service Engineers Society (RSES) of Canada want to adopt a theme for the year ahead, one suggestion focuses on safety.
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The Service Technician As Doctor

Michel Lecompte has a way of making a point. He was one of the speakers at the most recent Refrigeration Service Engineers Society (RSES) of Canada conference in Winnipeg, MB.
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Brazilian Compressor Maker Leaps To Asian Market

The word “globalize” certainly applies to the compressor sector of the hvacr industry.
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New Rotary Compressor Goes Horizontal

A horizontal rotary compressor and low-profile condensing unit for supermarket applications has been introduced by Tecumseh Products Co. The company said the compact refrigeration components were developed to meet the needs of store designers and operating personnel.
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Remanufacturing Proponent Cites Dallas Hermetic

A familiar topic in hvacr — remanufacturing — has received a boost from an author who calls it “America’s secret weapon.” The author profiles a compressor company, citing it as an example of correct remanufacturing procedures.
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Oil-Less Compressor Uses Magnetic Bearings

Contractors familiar with oil-lubricated compressors may want to start thinking magnetically. Turbocor, from Montreal, PQ, Canada, is introducing a compact centrifugal compressor that uses magnetic bearings and variable-speed drives to deliver what the company claims to be better efficiencies than conventional oil-lubed recips, scrolls, and screws.
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Association Report Looks At Florida Building Codes

Florida Forum newsletter, published by the Florida Roofing, Sheet Metal, and Air Conditioning Contractors Association, carried a special report in a recent issue dealing with new state building codes.
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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Jason Vogelbaugh

Jason Vogelbaugh of Alpha Controls drops in to the NEWSMakers podcast to discuss his role with the company, the InsideIQ Building Automation Alliance, and current energy-efficiency projects being worked on. Posted on Sept. 26.

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2014 September 29

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EFFICIENCY STANDARDS

DOE has denied AHRI’s petition for reconsideration of walk-in standards. Is it getting harder to reach consensus on efficiency standards?
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2014 National Plumbing & HVAC Estimator

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