Articles by Peter Powell

Reclamation Looking for Jumpstart

The reality is that in 2012, and thus far in 2013, few technicians and contractors are bringing R-22 back for reclamation despite an abundance of capacity at many reclamation facilities. 


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Products Helpful in Recovery, Reclamation

While the reclamation process may not be meeting industry expectations, numerous manufacturers are offering equipment and devices that make the process easier than ever before. 


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R-744 Goes Transcritical in North America

New refrigerated equipment is being designed to run on so-called natural refrigerants such as ammonia, hydrocarbons, and CO2.


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Keeping Track of Refrigerants

With supplies of some refrigerants dwindling, costs rising, and recordkeeping and venting regulations in place, the need for careful refrigerant management is needed more than ever. That being the case, more and more manufacturers are coming out with products to address the need.


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There’s Reason to Fuss About Hydrocarbons’ Flammability

A reader raised concerns over a refrigerant product on the shelf of a farm supply store. The product had as its sales pitch, “Why switch from the traditional R-22 refrigerants,” and it was noted on the label that the package contained the equivalent of 30 pounds of HCFC-22.


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Expo Attendees Discuss R-22 Limitations

About a month before the AHR Expo, the U.S. Environmental Protection Agency (EPA) indicated it would permit the industry to produce and import 39 million pounds of virgin HCFC-22 in 2013, down from 55 million pounds in 2012.


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Beyond Familiar HFCs

While much of the buzz at the AHR Expo was on dwindling supplies of new HCFC-22, reclamation of that refrigerant, and use of alternative HFCs in retrofits, a number of conversations centered on alternatives beyond familiar HFCs. 


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Climate Change Rejoins Agenda

So just when we thought regulatory actions related to the environment were pretty mute, given not much traction in Washington mainly due to a sluggish economy, along comes, of all people, the president of the United States.


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Safe Servicing of HCs

HC refrigerants have an A3 safety rating, meaning there are flammability issues. Even so, the U.S. Environmental Protection Agency (EPA) officially gave Significant New Alternatives Policy (SNAP) approval to R-290 (propane), R-600a (isobutene), and R-441A (a blend marketed by ComStar International as HCR 188c).


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Taking Opposite Sides on the Same Refrigerant

This past fall, the automobile manufacturer Daimler came out saying it was holding off using HFO-1234yf for auto air conditioning even though a directive from the European Union was calling for moving away from HFC-134a. Some saw that as a question about how much traction HFOs were getting as long-term alternatives to HFCs.


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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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