| Modelica.Units.SI.Power | QNom (from PartialDynamicHeaterWithLosses) | | Nominal power |
| Modelica.Units.SI.Time | tauHeatLoss (from PartialDynamicHeaterWithLosses) | 7200 | Time constant of environmental heat losses |
| Modelica.Units.SI.Mass | mWater (from PartialDynamicHeaterWithLosses) | 5 | Mass of water in the condensor |
| Modelica.Units.SI.HeatCapacity | cDry (from PartialDynamicHeaterWithLosses) | 4800 | Capacity of dry material lumped to condensor |
| Modelica.Units.SI.MassFlowRate | m_flow_nominal (from PartialDynamicHeaterWithLosses) | | Nominal mass flow rate |
| Modelica.Units.SI.ThermalConductance | UALoss (from PartialDynamicHeaterWithLosses) | mWater*vol.mSenFac/tauHeatLoss | Thermal conductance, computed based on time constant and thermal mass |
| Modelica.Units.SI.Power | QDesign (from HP_AirWater_TSet) | 0 | Overrules QNom if different from 0. Design heat load, typically at -8 or -10 degC in Belgium. |
| Real | fraLosDesNom (from HP_AirWater_TSet) | 0.68 | Ratio of power at design conditions over power at 2/35degC |
| Real | betaFactor (from HP_AirWater_TSet) | 0.8 | Relative sizing compared to design heat load |
| Modelica.Units.SI.Power | QNomFinal (from HP_AirWater_TSet) | if abs(QDesign) < Modelica.Constants.small then QNom else QDesign/fraLosDesNom*betaFactor | Used nominal power in the heatSource model |
| Real | modulation_min (from HP_AirWater_TSet) | 20 | Minimal modulation percentage |
| Real | modulation_start (from HP_AirWater_TSet) | 35 | Min estimated modulation level required for start of HP |
| Flow resistance |
| Boolean | computeFlowResistance (from TwoPortFlowResistanceParameters) | true | =true, compute flow resistance. Set to false to assume no friction |
| Boolean | from_dp (from TwoPortFlowResistanceParameters) | false | = true, use m_flow = f(dp) else dp = f(m_flow) |
| Boolean | linearizeFlowResistance (from TwoPortFlowResistanceParameters) | false | = true, use linear relation between m_flow and dp for any flow rate |
| Real | deltaM (from TwoPortFlowResistanceParameters) | 0.1 | Fraction of nominal flow rate where flow transitions to laminar |
| Boolean | dynamicBalance (from PartialDynamicHeaterWithLosses) | true | Set to true to use a dynamic balance, which often leads to smaller systems of equations |
| Boolean | homotopyInitialization (from PartialDynamicHeaterWithLosses) | true | = true, use homotopy method |
| Boolean | allowFlowReversal (from PartialDynamicHeaterWithLosses) | true | = false to simplify equations, assuming, but not enforcing, no flow reversal. Used only if model has two ports. |
| Nominal condition |
| Modelica.Units.SI.PressureDifference | dp_nominal (from TwoPortFlowResistanceParameters) | | Pressure difference |
| Dynamics › Conservation equations |
| Modelica.Fluid.Types.Dynamics | energyDynamics (from LumpedVolumeDeclarations) | Modelica.Fluid.Types.Dynamics.DynamicFreeInitial | Type of energy balance: dynamic (3 initialization options) or steady state |
| Modelica.Fluid.Types.Dynamics | substanceDynamics (from LumpedVolumeDeclarations) | energyDynamics | Type of independent mass fraction balance: dynamic (3 initialization options) or steady state |
| Modelica.Fluid.Types.Dynamics | traceDynamics (from LumpedVolumeDeclarations) | energyDynamics | Type of trace substance balance: dynamic (3 initialization options) or steady state |
| Advanced › Dynamics |
| Modelica.Fluid.Types.Dynamics | massDynamics (from LumpedVolumeDeclarations) | energyDynamics | Type of mass balance: dynamic (3 initialization options) or steady state, must be steady state if energyDynamics is steady state |
| Initialization |
| Medium.AbsolutePressure | p_start (from LumpedVolumeDeclarations) | Medium.p_default | Start value of pressure |
| Medium.Temperature | T_start (from LumpedVolumeDeclarations) | Medium.T_default | Start value of temperature |
| Medium.MassFraction[Medium.nX] | X_start (from LumpedVolumeDeclarations) | Medium.X_default | Start value of mass fractions m_i/m |
| Medium.ExtraProperty[Medium.nC] | C_start (from LumpedVolumeDeclarations) | fill(0, Medium.nC) | Start value of trace substances |
| Medium.ExtraProperty[Medium.nC] | C_nominal (from LumpedVolumeDeclarations) | fill(1E-2, Medium.nC) | Nominal value of trace substances. (Set to typical order of magnitude.) |
| Dynamics |
| Real | mSenFac (from LumpedVolumeDeclarations) | 1 | Factor for scaling the sensible thermal mass of the volume |
