Refrigeration - Articles - Page 43

Locating and Repairing Leaks on R-290 Equipment

Working on systems using propane requires different service procedures

June 26, 2023

Servicing new reach-in coolers and freezers containing R-290 is not tremendously difficult but does require some different servicing procedures.

Understanding A2L Refrigerants

Many A2L refrigerants have already been approved by the EPA with many more approvals in the works

Tony Gonzalez

June 25, 2023

Examining different refrigerant classifications, the differences between refrigerants, and the influences driving the shift away from traditional refrigerants to A2L refrigerants.

Chillers Go Green With Low-GWP Refrigerants

Manufacturers are offering new solutions that comply with EPA regulations

Joanna R. Turpin

June 23, 2023

Manufacturers are offering low-GWP refrigerant alternatives, as EPA is proposing a 700 GWP limit for most new comfort cooling chillers starting in 2025.

Johnson Controls Adds to Manufacturing Portfolio

June 21, 2023

The latest Johnson Controls acquisition, M&M Carnot, specializes in equipment that uses low-GWP refrigerants, including CO_2.

Court Scraps EPA Cylinder Rule

Decision is a win for HVACR groups, refrigerant cylinder manufacturer.

June 21, 2023

A federal appeals court panel said the U.S. Environmental Protection Agency lacked the authority to mandate the use of refillable cylinders and a system for tracking them.

Energy Recovery Wins Refrigeration Innovation Award

June 15, 2023

Energy Recovery was honored for its PX G1300pressure exchanger, which uses technology to maximize energy efficiency in a high-pressure CO₂ system.

Chilling Changes Ahead: An Update on Refrigerant Regulations

New rules guide the transition to low-GWP alternatives, while future regulations could target PFAS

Joanna R. Turpin

June 13, 2023

There are numerous federal regulations, state building codes, and safety standards that are supporting the transition to low-GWP refrigerants. Copeland recently outlined some of these issues in a webinar.

Ignoring Advice on Nitrogen Purging Can Mean More Headaches for HVACR Contractors

Nitrogen purging while brazing refrigerant tubes takes only a few extra minutes, but many installers don’t recognize its importance

Brian Henderson

June 3, 2023

A nitrogen purge is a simple HVAC process that will save money in the long run and keep customers happy.

Understanding Direct Expansion Evaporators

Refrigeration equipment can utilize several different kinds of evaporators

Joe Marchese

June 2, 2023

One of the major components in any refrigeration system is the evaporator, and there are several types of direct expansion (DX) evaporators that can be used.