Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic

Functions for calculating the isentropic enthalpy from pressure p and specific entropy s

Information

Package description

Package contents

Version Info and Revision history

Author: Hubertus Tummescheit,
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.Isentropic.hofpT1 hofpT1 Intermediate function for isentropic specific enthalpy in region 1
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT1 handsofpT1 Special function for specific enthalpy and specific entropy in region 1
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps1 hofps1 Function for isentropic specific enthalpy in region 1
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT2 hofpT2 Intermediate function for isentropic specific enthalpy in region 2
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT2 handsofpT2 Function for isentropic specific enthalpy and specific entropy in region 2
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps2 hofps2 Function for isentropic specific enthalpy in region 2
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofdT3 hofdT3 Function for isentropic specific enthalpy in region 3
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps3 hofps3 Isentropic specific enthalpy in region 3 h(p,s)
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpsdt3 hofpsdt3 Isentropic specific enthalpy in region 3 h(p,s) with given good guess in d and T
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps4 hofps4 Isentropic specific enthalpy in region 4 h(p,s)
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT5 hofpT5 Specific enthalpy in region 5 h(p,T)
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic water_hisentropic Isentropic specific enthalpy from p,s (preferably use water_hisentropic_dyn in dynamic simulation!)
Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic_dyn water_hisentropic_dyn Isentropic specific enthalpy from p,s and good guesses of d and T

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT1 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT1

Intermediate function for isentropic specific enthalpy in region 1

Information

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

Inputs

NameDescription
pPressure [Pa]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT1 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT1

Special function for specific enthalpy and specific entropy in region 1

Information

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

Inputs

NameDescription
pPressure [Pa]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]
sSpecific entropy [J/(kg.K)]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps1 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps1

Function for isentropic specific enthalpy in region 1

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT2 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT2

Intermediate function for isentropic specific enthalpy in region 2

Information

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

Inputs

NameDescription
pPressure [Pa]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT2 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.handsofpT2

Function for isentropic specific enthalpy and specific entropy in region 2

Information

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

Inputs

NameDescription
pPressure [Pa]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]
sSpecific entropy [J/(kg.K)]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps2 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps2

Function for isentropic specific enthalpy in region 2

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofdT3 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofdT3

Function for isentropic specific enthalpy in region 3

Information

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

Inputs

NameDescription
dDensity [kg/m3]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps3 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps3

Isentropic specific enthalpy in region 3 h(p,s)

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpsdt3 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpsdt3

Isentropic specific enthalpy in region 3 h(p,s) with given good guess in d and T

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]
dguessGood guess density, e.g., from adjacent volume [kg/m3]
TguessGood guess temperature, e.g., from adjacent volume [K]
delpRelative error in p [Pa]
delsRelative error in s [J/(kg.K)]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps4 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofps4

Isentropic specific enthalpy in region 4 h(p,s)

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT5 Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.hofpT5

Specific enthalpy in region 5 h(p,T)

Information

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

Inputs

NameDescription
pPressure [Pa]
TTemperature (K) [K]

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic

Isentropic specific enthalpy from p,s (preferably use water_hisentropic_dyn in dynamic simulation!)

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]
phasePhase: 2 for two-phase, 1 for one phase, 0 if unknown

Outputs

NameDescription
hSpecific enthalpy [J/kg]

Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic_dyn Modelica.Media.Water.IF97_Utilities.BaseIF97.Isentropic.water_hisentropic_dyn

Isentropic specific enthalpy from p,s and good guesses of d and T

Information

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

Inputs

NameDescription
pPressure [Pa]
sSpecific entropy [J/(kg.K)]
dguessGood guess density, e.g., from adjacent volume [kg/m3]
TguessGood guess temperature, e.g., from adjacent volume [K]
phase1 for one phase, 2 for two phase

Outputs

NameDescription
hSpecific enthalpy [J/kg]
Automatically generated Thu Oct 1 16:08:14 2020.