.MultiPhaseMixture.Information.UsersGuide.ComparisonModelicaMedia

Information

Modelica.Media properties not currently available in MultiPhaseMixture

Following properties are currently not supported in MultiPhaseMixture:

• Two-phase properties:
• • Surface tension
• Phase boundary derivatives:
• • Modelica.Media.Interfaces.PartialTwoPhaseMedium.saturationTemperature_derp
  • Modelica.Media.Interfaces.PartialTwoPhaseMedium.dBubbleDensity_dPressure
  • Modelica.Media.Interfaces.PartialTwoPhaseMedium.dDewDensity_dPressure
  • Modelica.Media.Interfaces.PartialTwoPhaseMedium.dBubbleEnthalpy_dPressure
  • Modelica.Media.Interfaces.PartialTwoPhaseMedium.dDewEnthalpy_dPressure
• Overall properties for (MultiPhaseMixture supports only single phase for these properties):
• • Prandtl number Pr
  • Velocity Of sound a
  • Isobaric expansion coefficient beta
  • Specific heat capacity cp
  • Specific heat capacity cv
  • Compressibility kappa
  • Derivative of pressure w.r.t. temperature at constant density and molar substance
  • Derivative of pressure w.r.t. density at constant temperature and molar substance
  • Derivative of density wrt enthalpy at constant pressure ddhp
  • Derivative of density wrt pressure at constant enthalpy ddph
  • Thermal conductivity lambda
  • Dynamic viscosity eta
• Explicit derivatives
• • Modelica.Media.Interfaces.PartialPureSubstance.density_derp_h
  • Modelica.Media.Interfaces.PartialPureSubstance.density_derh_p
  • Modelica.Media.Interfaces.PartialPureSubstance.density_derp_T
  • Modelica.Media.Interfaces.PartialPureSubstance.density_derT_p
  • Modelica.Media.Interfaces.PartialPureSubstance.density_derX
• Auxilary properties
• • Modelica.Media.Interfaces.PartialMedium.specificGibbsEnergy
  • Modelica.Media.Interfaces.PartialMedium.specificHelmholtzEnergy
  • Modelica.Media.Interfaces.PartialMedium.isentropicEnthalpy

New functionality

• Fugacity
• ActivityCoefficient
• getPhaseIndex
• ...

Different definitions

The number of compounds is specified by the constant nC. This corresponds to nS in Modelica.Media.