packagePentane

Pentane

Extends from Interfaces.PartialHelmholtzMedium.

Information

These are the coefficients for Pentane.
Span, R. and Wagner, W.
Equations of State for Technical Applications. II. Results for Nonpolar Fluids
International Journal of Thermophysics, Vol. 24, No. 1, (2003), pp. 41-109
DOI: 10.1023/A:1022310214958
Jaeschke, M. and Schley, P.
Ideal-gas thermodynamic properties for natural-gas applications
International Journal of Thermophysics, Vol. 16, No. 6 (1995), pp. 1381-1392
DOI: 10.1007/BF02083547
Reeves, L.E. and Scott, G.J. and Babb, S.E.Jr.
Melting curves of pressure-transmitting fluids
Journal of Chemical Physics 40 (12) , 3662-3666 (1964)
DOI: 10.1063/1.1725068
Lemmon, Eric W.; Huber, M. L. and McLinden, M. O.
NIST Standard Reference Database 23: Reference Fluid Thermodynamic and Transport Properties - REFPROP. 9.0
National Institute of Standards and Technology, Standard Reference Data Program. Gaithersburg
URL: http://www.nist.gov/srd/nist23.cfm

Parameters

TypeNameDefaultDescription
Modelica.Media.Interfaces.Choices.IndependentVariablesThermoStates (from PartialMedium)Enumeration type for independent variables
StringmediumName (from PartialMedium)"unusablePartialMedium"Name of the medium
String[:]substanceNames (from PartialMedium){mediumName}Names of the mixture substances. Set substanceNames={mediumName} if only one substance.
String[:]extraPropertiesNames (from PartialMedium)fill("", 0)Names of the additional (extra) transported properties. Set extraPropertiesNames=fill("",0) if unused
BooleansingleState (from PartialMedium)= true, if u and d are not a function of pressure
BooleanreducedX (from PartialMedium)true= true, if medium contains the equation sum(X) = 1.0; set reducedX=true, if only one substance (see docu for details)
BooleanfixedX (from PartialMedium)false= true, if medium contains the equation X = reference_X
AbsolutePressurereference_p (from PartialMedium)101325Reference pressure of Medium: default 1 atmosphere
Temperaturereference_T (from PartialMedium)298.15Reference temperature of Medium: default 25 deg Celsius
MassFraction[nX]reference_X (from PartialMedium)fill(1/nX, nX)Default mass fractions of medium
AbsolutePressurep_default (from PartialMedium)101325Default value for pressure of medium (for initialization)
TemperatureT_default (from PartialMedium)Modelica.Units.Conversions.from_degC(20)Default value for temperature of medium (for initialization)
SpecificEnthalpyh_default (from PartialMedium)specificEnthalpy_pTX(p_default, T_default, X_default)Default value for specific enthalpy of medium (for initialization)
MassFraction[nX]X_default (from PartialMedium)reference_XDefault value for mass fractions of medium (for initialization)
ExtraProperty[nC]C_default (from PartialMedium)fill(0, nC)Default value for trace substances of medium (for initialization)
IntegernS (from PartialMedium)size(substanceNames, 1)Number of substances
IntegernX (from PartialMedium)nSNumber of mass fractions
IntegernXi (from PartialMedium)if fixedX then 0 else if reducedX then nS - 1 else nSNumber of structurally independent mass fractions (see docu for details)
IntegernC (from PartialMedium)size(extraPropertiesNames, 1)Number of extra (outside of standard mass-balance) transported properties
Real[nC]C_nominal (from PartialMedium)1.0e-6*ones(nC)Default for the nominal values for the extra properties
BooleansmoothModel (from PartialTwoPhaseMedium)false= true, if the (derived) model should not generate state events
BooleanonePhase (from PartialTwoPhaseMedium)false= true, if the (derived) model should never be called with two-phase inputs
FluidConstantsfluidConstants (from PartialTwoPhaseMedium)Constant data for the fluid
HelmholtzMedia.Interfaces.Types.FluidLimitsfluidLimits (from PartialHelmholtzMedium)
EoS.HelmholtzCoefficientshelmholtzCoefficients (from PartialHelmholtzMedium)
Transport.ThermalConductivityCoefficientsthermalConductivityCoefficients (from PartialHelmholtzMedium)
Transport.DynamicViscosityCoefficientsdynamicViscosityCoefficients (from PartialHelmholtzMedium)
Transport.SurfaceTensionCoefficientssurfaceTensionCoefficients (from PartialHelmholtzMedium)
Ancillary.AncillaryCoefficientsancillaryCoefficients (from PartialHelmholtzMedium)
InputChoiceinputChoice (from PartialHelmholtzMedium)InputChoice.phDefault choice of input variables for property computations
FluidConstantsfluidConstantsPentaneFluid Constants
FluidLimitsfluidLimitsPentaneHelmholtz EoS Limits
EoS.HelmholtzCoefficientshelmholtzCoefficientsPentaneCoefficients of the Helmholtz EoS
Transport.ThermalConductivityCoefficientsthermalConductivityCoefficientsPentaneCoefficients for the thermal conductivity
Transport.DynamicViscosityCoefficientsdynamicViscosityCoefficientsPentaneCoefficients for the dynamic viscosity
Transport.SurfaceTensionCoefficientssurfaceTensionCoefficientsPentaneCoefficients for the surface tension
Ancillary.AncillaryCoefficientsancillaryCoefficientsPentaneCoefficients for the ancillary equations (PS5, DL1, DV3, ML1)