| Units.SI.Power | W | | Power exchanged |
| Units.SI.Temperature | Tec | | Hot fluid temperature at the inlet |
| Units.SI.Temperature | Tsc | | Hot fluid temperature at the outlet |
| Units.SI.Temperature | Tef | | Cold fluid temperature at the inlet |
| Units.SI.Temperature | Tsf | | Cold fluid temperature at the outlet |
| Units.SI.SpecificEnthalpy | Hec | | Hot fluid specific enthalpy at the inlet |
| Units.SI.SpecificEnthalpy | Hsc | | Hot fluid specific enthalpy at the outlet |
| Units.SI.SpecificEnthalpy | Hef | | Cold fluid specific enthalpy at the inlet |
| Units.SI.SpecificEnthalpy | Hsf | | Cold fluid specific enthalpy at the outlet |
| Units.SI.Power | Wmax | | Maximum exchangeable power |
| Units.SI.Power | Wmaxf | | Maximum power acceptable by the cold fluid |
| Units.SI.Power | Wmaxc | | Maximum power releasable by the hot fluid |
| Units.SI.SpecificEnthalpy | Hmaxf | | Maximum specific enthalpy reachable by the cold fluid |
| Units.SI.SpecificEnthalpy | Hminc | | Minimum specific enthalpy reachable by the hot fluid |
| Real | Xc | | H2O mass fraction in the hot fluid |
| Real | Xf | | H2O mass fraction in the cold fluid |
| Units.SI.MassFlowRate | Qc | | Hot fluid mass flow rate |
| Units.SI.MassFlowRate | Qf | | Cold fluid mass flow rate |
| Units.SI.SpecificEnthalpy | Hliq | | Liquid water specific enthalpy at the cold inlet |
| ThermoSysPro.Units.SI.TemperatureDifference | DTc_ec | | Difference with the cristallisation temperature at the hot inlet |
| ThermoSysPro.Units.SI.TemperatureDifference | DTc_sc | | Difference with the cristallisation temperature at the hot outlet |
| ThermoSysPro.Units.SI.TemperatureDifference | DTc_ef | | Difference with the cristallisation temperature at the cold inlet |
| ThermoSysPro.Units.SI.TemperatureDifference | DTc_sf | | Difference with the cristallisation temperature at the cold outlet |