Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport

Transport properties for water according to IAPWS/IF97

Information

Package description

Package contents

Version Info and Revision history

Authors: Hubertus Tummescheit and Jonas Eborn
Modelon AB
Ideon Science Park
SE-22370 Lund, Sweden
email: hubertus@modelon.se

Extends from Modelica.Icons.FunctionsPackage (Icon for packages containing functions).

Package Content

Name Description
Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.visc_dTp visc_dTp Dynamic viscosity eta(d,T,p), industrial formulation
Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.cond_dTp cond_dTp Thermal conductivity lam(d,T,p) (industrial use version) only in one-phase region
Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.surfaceTension surfaceTension Surface tension in region 4 between steam and water

Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.visc_dTp Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.visc_dTp

Dynamic viscosity eta(d,T,p), industrial formulation

Information

Extends from Modelica.Icons.Function (Icon for functions).

Inputs

NameDescription
dDensity [kg/m3]
TTemperature (K) [K]
pPressure (only needed for region of validity) [Pa]
phase2 for two-phase, 1 for one-phase, 0 if not known (unused)
checkLimitsCheck if inputs d,T,P are in region of validity

Outputs

NameDescription
etaDynamic viscosity [Pa.s]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.cond_dTp Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.cond_dTp

Thermal conductivity lam(d,T,p) (industrial use version) only in one-phase region

Information

Extends from Modelica.Icons.Function (Icon for functions).

Inputs

NameDescription
dDensity [kg/m3]
TTemperature (K) [K]
pPressure [Pa]
phase2 for two-phase, 1 for one-phase, 0 if not known
industrialMethodIf true, the industrial method is used, otherwise the scientific one
checkLimitsCheck if inputs d,T,P are in region of validity

Outputs

NameDescription
lambdaThermal conductivity [W/(m.K)]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.surfaceTension Modelica.Media.Water.IF97_Utilities.BaseIF97.Transport.surfaceTension

Surface tension in region 4 between steam and water

Information

Extends from Modelica.Icons.Function (Icon for functions).

Inputs

NameDescription
TTemperature (K) [K]

Outputs

NameDescription
sigmaSurface tension in SI units [N/m]
Automatically generated Thu Oct 1 16:08:13 2020.