Refrigerant BTU/lb Comparison

Compare net refrigerating effect, mass flow rate, COP, and GWP for common refrigerants.

Select the refrigerant to analyze. Each has unique thermodynamic properties.
Saturated suction temperature. Typical: 20F medium temp, -20F low temp.
deg F
Saturated condensing temperature. Typically 100-130F for air-cooled condensers.
deg F

Results

Net Refrigerating Effect:
BTU absorbed per pound of refrigerant circulated through the evaporator.
-BTU/lb
Mass Flow for 1 Ton:
Pounds per minute needed for one ton (12,000 BTU/hr) of cooling.
-lb/min
Theoretical COP:
Coefficient of Performance - cooling output divided by work input.
-
GWP (100-yr):
Global Warming Potential relative to CO2 over 100 years (IPCC AR5).
-CO2 equiv
Reference: ASHRAE Fundamentals Handbook - Refrigerant Thermodynamic Properties. EPA GWP data per IPCC AR5.