Refrigeration systems - Articles - Page 6

Six Steps to Smoothly Transition to A2L Refrigerants

The move from HFCs to A2Ls is bringing us from a nonflammable refrigerant to a mildly flammable one

August 17, 2023

Starting next year, HFC production will be cut by 40% and the transition to A2L in manufacturing will be nearly complete.

Basic Refrigeration: Understanding The Refrigeration Cycle

Third in a series explains how components work together to keep a refrigeration system operating

Don Fort

August 1, 2023

When troubleshooting a refrigeration system, it is important to understand how the components work together to keep a equipment operating.

Elastocaloric Technology Could Be Next-Gen Cooling System

University of Maryland researchers believe technology could be commercially viable in a few years

July 3, 2023

Elastocaloric cooling technology developed by University of Maryland researchers is environmentally friendly and could represent the next generation of cooling equipment.

Successful Training Event Held for Refrigeration Techs

May 27, 2023

NASRC coordinated a free training event for refrigeration technicians, which covered the latest CO₂ and propane technologies

Italian Supermarket’s CO₂ System Gets A Boost

Adding an energy-recovery device helped lower the store’s energy consumption

May 25, 2023

Adding an energy-recovery device helped lower the energy consumption of an Italian supermarket’s CO₂ refrigeration system.

Checklists Can Help Determine What Is Causing the Problem in a Refrigeration System

Confusing High-Side Temperatures

John Tomczyk

March 22, 2023

There are several reasons why the compressor discharge temperature of a refrigeration system can be high when the condensing temperature is not, and a checklist can help a technician figure out the root problem.

Refrigeration Solutions Featured at AHR Expo

New equipment and components were on display at this annual HVACR event

Joanna R. Turpin

March 18, 2023

At the AHR Expo, refrigeration manufacturers displayed their latest equipment and components that are geared toward the commercial refrigeration market.

Steeltec AG Mill in Düsseldorf Producing Ultrafine Grained Steel

High-grade steel doesn't require alloying or special treatment thanks to a controlled thermomechanical processing phase.

February 12, 2023

Steel produced in this way is noted for improved properties with better dynamic and mechanical characteristics.

Don Fort and intelliGen Refrigeration Controller

Basic Refrigeration: Thermodynamics of Heat Transfer

First in series describes how temperature and pressure changes affect refrigerant

Don Fort

February 1, 2023

Technicians should understand how heat transfer works in a refrigeration system, as well as the four laws that describe how temperature and pressure changes affect the state of refrigerant in a sealed piping system.

Refrigeration OEM Revamps Brazing Operation

Delfield able to cut costs and save time, while keeping quality high

Aaron Storie

January 3, 2023

Successful companies seem to always look for ways to improve operations. The Delfield Co. recently demonstrated this by taking an in-depth look at their brazing processes for refrigerant systems.