Refrigeration

Ice Breaker: Suction Line Pressure and System Capacity

Ways to Avoid Reduced Operating Capacity

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

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

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

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

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

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

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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What If Gomer Serviced Your Freezer?

Why a Qualified Tech Is Needed

Those of you of a certain age interested in a bit of refrigeration nostalgia should check out an episode of the old Andy Griffith TV show that first aired back in 1964. (It usually shows up on the TV Land cable channel from time to time.)


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Through the Crystal Ball: Forecasting the Future of Coils

Microchannel, Designs, New Refrigerants on the Horizon

The NEWS asked a few individuals at a recent refrigeration trade expo — and a few others in the industry — to do a bit of fortune telling regarding what the next generation of coils may look like.


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Resolving Formicary Corrosion Concerns

Challenge Being Tackled By New Technologies

The industry has been coping with this form of coil corrosion for decades and is making strides in the battle against it.


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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

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NEWSMakers: Kari Arfstrom

Kari Arfstrom, executive director of the HVACR Workforce Development Foundation, talks about the upcoming HVACR & Mechanical Conference. Posted on Jan. 23.

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