Cold water model with linear compressibility
Extends from Media.Interfaces.PartialLinearFluid (Generic pure liquid model with constant cp, compressibility and thermal expansion coefficients).
Name | Description |
---|---|
![]() |
Dynamic viscosity of water |
![]() |
Thermal conductivity of water |
Inherited | |
cp_const=4181.9 | Specific heat capacity at constant pressure |
beta_const=2.5713e-4 | Thermal expansion coefficient at constant pressure |
kappa_const=4.5154e-10 | Isothermal compressibility |
MM_const=0.018015268 | Molar mass |
reference_d=997.05 | Density in reference conditions |
reference_h=104929 | Specific enthalpy in reference conditions |
reference_s=100.0 | Specific entropy in reference conditions |
constantJacobian=true | If true, entries in thermodynamic Jacobian are constant, taken at reference conditions |
![]() |
A selection of variables that uniquely defines the thermodynamic state |
![]() |
Base properties of medium |
![]() |
Set the thermodynamic state record from p and T (X not needed) |
![]() |
Set the thermodynamic state record from p and h (X not needed) |
![]() |
Set the thermodynamic state record from p and s (X not needed) |
![]() |
Set the thermodynamic state record from d and T (X not needed) |
![]() |
Return thermodynamic state so that it smoothly approximates: if x > 0 then state_a else state_b |
![]() |
Return the pressure from the thermodynamic state |
![]() |
Return the temperature from the thermodynamic state |
![]() |
Return the density from the thermodynamic state |
![]() |
Return the specific enthalpy from the thermodynamic state |
![]() |
Return the specific entropy from the thermodynamic state |
![]() |
Return the specific internal energy from the thermodynamic state |
![]() |
Return specific Gibbs energy from the thermodynamic state |
![]() |
Return specific Helmholtz energy from the thermodynamic state |
![]() |
Return velocity of sound from the thermodynamic state |
![]() |
Return isentropic exponent from the thermodynamic state |
![]() |
Return isentropic enthalpy |
![]() |
Return specific heat capacity at constant volume |
![]() |
Return specific heat capacity at constant volume from the thermodynamic state |
![]() |
Return the isothermal compressibility kappa |
![]() |
Return the isobaric expansion coefficient |
![]() |
Return density derivative w.r.t. pressure at const specific enthalpy |
![]() |
Return density derivative w.r.t. specific enthalpy at constant pressure |
![]() |
Return density derivative w.r.t. pressure at const temperature |
![]() |
Return density derivative w.r.t. temperature at constant pressure |
![]() |
Returns the partial derivative of density with respect to mass fractions at constant pressure and temperature |
![]() |
Return molar mass |
![]() |
Return temperature from pressure and specific enthalpy |
![]() |
Return temperature from pressure and specific entropy |
![]() |
Return thermodynamic state from p and T |
![]() |
Return thermodynamic state from p and h |
![]() |
Return thermodynamic state from p and s |
![]() |
Return thermodynamic state from d and T |
![]() |
Return density from p and h |
![]() |
Return temperature from p and h |
![]() |
Return pressure from d and T |
![]() |
Return specific enthalpy from d and T |
![]() |
Return specific enthalpy from p and s |
![]() |
Return temperature from p and s |
![]() |
Return density from p and s |
![]() |
Return specific enthalpy from p and T |
![]() |
Return density from p and T |
ThermoStates=Modelica.Media.Interfaces.Choices.IndependentVariables.pTX | Enumeration type for independent variables |
mediumName="Linear cold water" | Name of the medium |
substanceNames={mediumName} | Names of the mixture substances. Set substanceNames={mediumName} if only one substance. |
extraPropertiesNames=fill("", 0) | Names of the additional (extra) transported properties. Set extraPropertiesNames=fill("",0) if unused |
singleState=false | = true, if u and d are not a function of pressure |
reducedX=true | = true if medium contains the equation sum(X) = 1.0; set reducedX=true if only one substance (see docu for details) |
fixedX=true | = true if medium contains the equation X = reference_X |
reference_p=101325 | Reference pressure of Medium: default 1 atmosphere |
reference_T=278.15 | Reference temperature of Medium: default 25 deg Celsius |
reference_X=fill(1/nX, nX) | Default mass fractions of medium |
p_default=101325 | Default value for pressure of medium (for initialization) |
T_default=Modelica.Units.Conversions.from_degC(20) | Default value for temperature of medium (for initialization) |
h_default=specificEnthalpy_pTX(p_default, T_default, X_default) | Default value for specific enthalpy of medium (for initialization) |
X_default=reference_X | Default value for mass fractions of medium (for initialization) |
C_default=fill(0, nC) | Default value for trace substances of medium (for initialization) |
nS=size(substanceNames, 1) | Number of substances |
nX=nS | Number of mass fractions |
nXi=if fixedX then 0 else if reducedX then nS - 1 else nS | Number of structurally independent mass fractions (see docu for details) |
nC=size(extraPropertiesNames, 1) | Number of extra (outside of standard mass-balance) transported properties |
C_nominal=1.0e-6*ones(nC) | Default for the nominal values for the extra properties |
![]() |
Critical, triple, molecular and other standard data of fluid |
![]() |
Return the Prandtl number |
![]() |
Alias for deprecated name |
![]() |
Alias for deprecated name |
![]() |
Alias for isobaricExpansionCoefficient for user convenience |
![]() |
Alias of isothermalCompressibility for user convenience |
![]() |
Return specific enthalpy from p, T, and X or Xi |
![]() |
Return specific enthalpy from p, T, and X or Xi |
![]() |
Return density from p, T, and X or Xi |
![]() |
Return temperature from p, h, and X or Xi |
![]() |
Return density from p, h, and X or Xi |
![]() |
Return temperature from p,s, and X or Xi |
![]() |
Return density from p, s, and X or Xi |
![]() |
Return specific enthalpy from p, s, and X or Xi |
![]() |
Type for mass flow rate with medium specific attributes |
![]() |
Type for absolute pressure with medium specific attributes |
![]() |
Type for density with medium specific attributes |
![]() |
Type for dynamic viscosity with medium specific attributes |
![]() |
Type for enthalpy flow rate with medium specific attributes |
![]() |
Type for mass fraction with medium specific attributes |
![]() |
Type for mole fraction with medium specific attributes |
![]() |
Type for molar mass with medium specific attributes |
![]() |
Type for molar volume with medium specific attributes |
![]() |
Type for isentropic exponent with medium specific attributes |
![]() |
Type for specific energy with medium specific attributes |
![]() |
Type for specific internal energy with medium specific attributes |
![]() |
Type for specific enthalpy with medium specific attributes |
![]() |
Type for specific entropy with medium specific attributes |
![]() |
Type for specific heat capacity with medium specific attributes |
![]() |
Type for surface tension with medium specific attributes |
![]() |
Type for temperature with medium specific attributes |
![]() |
Type for thermal conductivity with medium specific attributes |
![]() |
Type for Prandtl number with medium specific attributes |
![]() |
Type for velocity of sound with medium specific attributes |
![]() |
Type for unspecified, mass-specific property transported by flow |
![]() |
Type for conserved integral of unspecified, mass specific property |
![]() |
Type for flow rate of unspecified, mass-specific property |
![]() |
Type for isobaric expansion coefficient with medium specific attributes |
![]() |
Type for dipole moment with medium specific attributes |
![]() |
Type for partial derivative of density with respect to pressure with medium specific attributes |
![]() |
Type for partial derivative of density with respect to enthalpy with medium specific attributes |
![]() |
Type for partial derivative of enthalpy with respect to pressure with medium specific attributes |
![]() |
Type for partial derivative of density with respect to temperature with medium specific attributes |
![]() |
Type for partial derivative of temperature with respect to pressure with medium specific attributes |
![]() |
Saturation properties of two phase medium |
![]() |
Validity limits for fluid model |
![]() |
Phase of the fluid: 1 for 1-phase, 2 for two-phase, 0 for not known, e.g., interactive use |
![]() |
The most basic version of a record used in several degrees of detail |
![]() |
The ideal gas version of a record used in several degrees of detail |
![]() |
The two phase fluid version of a record used in several degrees of detail |
Dynamic viscosity of water
Extends from (Return dynamic viscosity).
Name | Description |
---|---|
state | Thermodynamic state record |
Name | Description |
---|---|
eta | Dynamic viscosity [Pa.s] |
Thermal conductivity of water
Extends from (Return thermal conductivity).
Name | Description |
---|---|
state | Thermodynamic state record |
Name | Description |
---|---|
lambda | Thermal conductivity [W/(m.K)] |