Refrigeration

A Global Look at Refrigeration Challenges

Developed, Developing Countries Differ in Accessibility
By Peter Powell
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Developed countries have refrigeration systems that protect food until it is delivered to customers. But, in developing countries, that refrigeration aspect is often missing at almost every step along the cold chain.


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A Mid-year Update on HVAC Refrigerants

Waiting On Decisions Related to R-22 Phasedown, Legal Actions, HFCs Future
By Peter Powell
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When it comes to refrigerants, the HVACR industry is warily watching the EPA, federal courts, global market place, and Obama administration. Here, as of June 2, is how things look.


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The Professor: Oil Pumps and Net Oil Pressure

Understanding the Differences is Key for Successful Servicing
By John Tomczyk
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Often, compressors in the refrigeration and air conditioning fields have forced oiling systems. Here is a look at some of those oil pumps.


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Ice Breaker: Suction Line Pressure and System Capacity

Ways to Avoid Reduced Operating Capacity
By Joe Marchese
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An excessive pressure drop across the suction line will reduce the operating capacity of a refrigeration system.


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Tech Talks Examine Refrigerant Reduction

Venting Software Also on the Agenda
By Peter Powell
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The IIAR Conference examines some of the latest research in terms of working with equipment running on natural refrigerants.


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AHRI and Zero Zone Challenge DOE Rulemaking

Petitioners Ask for Review of Commercial Refrigeration Equipment Standards
By Jen Anesi
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Petitioners contend DOE didn’t take all stakeholder comments into account when promulgating the rule.


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Reach-ins, Walk-ins Get Filter Help

New Technology Deals with Food Integrity
By Peter Powell
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When it comes to walk-in freezers and coolers, no matter how sophisticated the mechanical refrigeration systems or how well maintained, those who are responsible for such units always fret a bit about product integrity, especially if it is a food product.


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Technical Talk Deals with Refrigerant Reductions

Venting Software Also on the Agenda
By Peter Powell
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The most recent International Institute of Ammonia Refrigeration Conference took a look of some of the latest research in terms of working with equipment running on natural refrigerants. The significance was not lost on attendees as such refrigerants continue to gain a foothold in commercial and industrial applications.


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GEA Refrigeration Technologies Introduces Control Panel

Intuitive Operation Promoted at IIAR Expo
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An intuitively operated control panel for refrigeration and gas-compression facilities was introduced at the Industrial Refrigeration Conference & Heavy Equipment Show sponsored by the International Institute of Ammonia Refrigeration (IIAR) this past March.


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New Test Procedures for Residential Refrigeration

DOE Publishes Final Rule
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The U.S. Department of Energy (DOE) on April 21 published a final rule regarding test procedures for residential refrigerators, refrigerator-freezers, and freezers. It is contained in the document 79 FR 22319 that can be accessed at Regulations.gov.


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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: Jeremy Begley

Jeremy Begley, home-performance specialist and Web and social media manager with National Heating and Air Conditioning Co. in Cincinnati discusses how and why you should add home-performance philosophies to your contracting repertoire. Posted on Sept. 12.

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2014 September 15

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The NEWS reported that a man received prison time for venting R-22. Should EPA step up enforcement?
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