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R290 heat pump cycle

Single stage R290 vapour compression cycle calculator

System performance

COP vs air temperature · water temperature =
COP vs water temperature · air temperature =

Design point detailed performance

System COP
with electrical + fan losses
Cycle COP
Pressure ratio
Evaporating temp.
°C
Condensing temp.
°C
Pressure vs enthalpy
Temperature vs entropy
Cycle states · the 4 thermodynamic states around the cycle
StateT (°C)P (bar)H (kJ/kg)S (kJ/kg·K)Phase