| Medium.ThermodynamicState | states (from PartialHeatTransfer) | | Thermodynamic states of flow segments |
| SI.Area | surfaceAreas (from PartialHeatTransfer) | | Heat transfer areas |
| SI.HeatFlowRate | Q_flows (from PartialHeatTransfer) | | Heat flow rates |
| Modelica.Fluid.System | system (from PartialHeatTransfer) | | System wide properties |
| SI.Temperature | Ts (from PartialHeatTransfer) | Medium.temperature(states) | Temperatures defined by fluid states |
| SI.MassFlowRate | m_flows (from PartialFlowHeatTransfer) | | Mean flow rate in segments |
| SI.Length | lengths (from PartialFlowHeatTransfer) | | Lengths along flow path |
| SI.Length | dimensions (from PartialFlowHeatTransfer) | | Characteristic dimensions for fluid flow (diameter for pipe flow) |
| SI.Area | crossAreas (from PartialFlowHeatTransfer) | | Cross flow area of flow segments |
| SI.Height | roughnesses (from PartialFlowHeatTransfer) | | Average heights of surface asperities |
| SI.CoefficientOfHeatTransfer | alphas (from PartialFlowHeatTransfer) | | Coefficient of heat transfer |
| Real | Res (from PartialPipeFlowHeatTransfer) | | Reynolds numbers |
| Real | Prs (from PartialPipeFlowHeatTransfer) | | Prandtl numbers |
| Real | Nus (from PartialPipeFlowHeatTransfer) | | Nusselt numbers |
| Medium.Density | ds (from PartialPipeFlowHeatTransfer) | | Densities |
| Medium.DynamicViscosity | mus (from PartialPipeFlowHeatTransfer) | | Dynamic viscosities |
| Medium.ThermalConductivity | lambdas (from PartialPipeFlowHeatTransfer) | | Thermal conductivity |
| Units.NonDim[nHT] | x_th (from Partial_TwoPhaseHeatTransfer) | | Thermodynmic quality |
| Units.NonDim[nHT] | x_abs (from Partial_TwoPhaseHeatTransfer) | | Steam quality (0<x<1) |
| SI.CoefficientOfHeatTransfer | alphas_SinglephaseLiquid | | |
| SI.CoefficientOfHeatTransfer | alphas_TwoPhaseSaturated | | |
| SI.CoefficientOfHeatTransfer | alphas_SinglephaseVapor | | |
