by Andre Patenaude | Jan 23, 2024 | Efficiency & Refrigerant Regulations, Refrigerants
This is post two of CO2 as a Refrigerant, a blog series covering the fundamental considerations and characteristics of CO2 as a refrigerant (R-744). When selecting any refrigerant, stakeholders must carefully consider multiple factors, including: cooling capacity,...
by Andre Patenaude | Jan 23, 2024 | Efficiency, Efficiency & Refrigerant Regulations, Refrigerants
This is post three of CO2 as a Refrigerant, a blog series covering the fundamental considerations and characteristics of CO2 as a refrigerant (R-744). Carbon dioxide (the element CO2) is a naturally occurring substance in Earth’s atmosphere comprised of approximately...
by Andre Patenaude | Jan 23, 2024 | Efficiency, Efficiency & Refrigerant Regulations, Refrigerants
In post six of our CO2 as a Refrigerant blog series, I will compare CO2 to traditional and emerging refrigerants. CO2 has been an approved refrigerant in the U.S. for nearly a decade. Today, as the HVACR industry accelerates the transition away from legacy...
by Andre Patenaude | Jan 23, 2024 | Efficiency, Efficiency & Refrigerant Regulations, Refrigerants
This is post four of CO2 as a Refrigerant, a blog series covering the fundamental considerations and characteristics of CO2 as a refrigerant (R-744). Depending on the climate, many R-744 booster systems operate above the critical point in supercritical mode) for a...
by Andre Patenaude | Jan 23, 2024 | Efficiency, Efficiency & Refrigerant Regulations, Refrigerants
In the fifth post in this CO2 as a Refrigerant blog series, I will overview the potential hazards associated with handling systems in which R-744 is used. Although R-744 is non-flammable, its high pressures, toxicity in high concentrations and potential for dry ice...