Modelica.Fluid.Dissipation.Utilities.Records.General

Information

Extends from Modelica.Icons.RecordsPackage (Icon for package containing records).

Package Content

Name Description
Modelica.Fluid.Dissipation.Utilities.Records.General.PressureLoss PressureLoss Base record for fluid properties for pressure loss
Modelica.Fluid.Dissipation.Utilities.Records.General.FluidProperties FluidProperties Base record for fluid properties
Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_con IdealGas_con Base record for generic pressure loss function | ideal gas | mean density
Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_var IdealGas_var Base record for generic pressure loss function | ideal gas | mean density
Modelica.Fluid.Dissipation.Utilities.Records.General.NominalDensityViscosity NominalDensityViscosity Base record for generic pressure loss function
Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_con NominalPressureLossLawDensity_con Base record for generic pressure loss function
Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_var NominalPressureLossLawDensity_var Base record for generic pressure loss function
Modelica.Fluid.Dissipation.Utilities.Records.General.QuadraticVFLOW QuadraticVFLOW Base record for generic pressure loss function | quadratic function (dp=a*Vdot^2 + b*Vdot)
Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_con TwoPhaseFlow_con Base record for two phase Flow
Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_var TwoPhaseFlow_var Base record for two phase flow
Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas IdealGas Base record for generic pressure loss function | ideal gas | mean density
Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity NominalPressureLossLawDensity Base record for generic pressure loss function
Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow TwoPhaseFlow Base record for two phase Flow

Modelica.Fluid.Dissipation.Utilities.Records.General.PressureLoss Modelica.Fluid.Dissipation.Utilities.Records.General.PressureLoss

Base record for fluid properties for pressure loss

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Fluid properties
etaDynamic viscosity of fluid [Pa.s]
rhoDensity of fluid [kg/m3]

Modelica.Fluid.Dissipation.Utilities.Records.General.FluidProperties Modelica.Fluid.Dissipation.Utilities.Records.General.FluidProperties

Base record for fluid properties

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Fluid properties
cpSpecific heat capacity of fluid at constant pressure [J/(kg.K)]
etaDynamic viscosity of fluid [Pa.s]
lambdaThermal conductivity of fluid [W/(m.K)]
rhoDensity of fluid [kg/m3]

Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_con Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_con

Base record for generic pressure loss function | ideal gas | mean density

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
expExponent of pressure loss law
KmCoefficient for pressure loss law [(Pa)^2/{(kg/s)^exp*K}]
Fluid properties
R_sSpecific gas constant of ideal gas [J/(kg.K)]

Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_var Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas_var

Base record for generic pressure loss function | ideal gas | mean density

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Fluid properties
rho_mMean density of ideal gas [kg/m3]
T_mMean temperature of ideal gas [K]
p_mMean pressure of ideal gas [Pa]

Modelica.Fluid.Dissipation.Utilities.Records.General.NominalDensityViscosity Modelica.Fluid.Dissipation.Utilities.Records.General.NominalDensityViscosity

Base record for generic pressure loss function

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
dp_nomNominal pressure loss (at nominal values of mass flow rate and density) [Pa]
expExponent of pressure loss law
m_flow_nomNominal mass flow rate (at nominal values of pressure loss and density) [kg/s]
rho_nomNominal density (at nominal values of mass flow rate and pressure loss) [kg/m3]
exp_etaExponent for dynamic viscosity dependence
eta_nomDynamic viscosity at nominal pressure loss [Pa.s]

Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_con Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_con

Base record for generic pressure loss function

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
targetMassFlowRate == use nominal mass flow rate | VolumeFlowRate == use nominal volume flow rate
A_crossCross sectional area [m2]
A_cross_nomNominal cross sectional area [m2]
dp_nomNominal pressure loss (at nominal values of mass flow rate and density) [Pa]
m_flow_nomNominal mass flow rate (at nominal values of pressure loss and density) [kg/s]
expExponent of pressure loss law
V_flow_nomNominal volume flow rate (at nominal values of pressure loss and density) [m3/s]
rho_nomNominal density (at nominal values of mass flow rate and pressure loss) [kg/m3]
zeta_TOT_nomNominal pressure loss coefficient (for nominal values) [1]

Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_var Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity_var

Base record for generic pressure loss function

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
zeta_TOTPressure loss coefficient [1]

Modelica.Fluid.Dissipation.Utilities.Records.General.QuadraticVFLOW Modelica.Fluid.Dissipation.Utilities.Records.General.QuadraticVFLOW

Base record for generic pressure loss function | quadratic function (dp=a*Vdot^2 + b*Vdot)

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
aCoefficient for quadratic term [(Pa.s2)/m6]
bCoefficient for linear term [(Pa.s)/m3]

Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_con Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_con

Base record for two phase Flow

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Geometry
A_crossCross sectional area [m2]
perimeterWetted perimeter [m]
lengthLength in fluid flow direction [m]

Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_var Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow_var

Base record for two phase flow

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Fluid properties
rho_gDensity of gas [kg/m3]
rho_lDensity of liquid [kg/m3]
eta_gDynamic viscosity of gas [Pa.s]
eta_lDynamic viscosity of liquid [Pa.s]
sigmaSurface tension [N/m]
Input
x_flowMean mass flow rate quality over length

Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas Modelica.Fluid.Dissipation.Utilities.Records.General.IdealGas

Base record for generic pressure loss function | ideal gas | mean density

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
expExponent of pressure loss law
KmCoefficient for pressure loss law [(Pa)^2/{(kg/s)^exp*K}]
Fluid properties
R_sSpecific gas constant of ideal gas [J/(kg.K)]
rho_mMean density of ideal gas [kg/m3]
T_mMean temperature of ideal gas [K]
p_mMean pressure of ideal gas [Pa]

Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity Modelica.Fluid.Dissipation.Utilities.Records.General.NominalPressureLossLawDensity

Base record for generic pressure loss function

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Generic variables
targetMassFlowRate == use nominal mass flow rate | VolumeFlowRate == use nominal volume flow rate
A_crossCross sectional area [m2]
A_cross_nomNominal cross sectional area [m2]
dp_nomNominal pressure loss (at nominal values of mass flow rate and density) [Pa]
m_flow_nomNominal mass flow rate (at nominal values of pressure loss and density) [kg/s]
expExponent of pressure loss law
V_flow_nomNominal volume flow rate (at nominal values of pressure loss and density) [m3/s]
rho_nomNominal density (at nominal values of mass flow rate and pressure loss) [kg/m3]
zeta_TOTPressure loss coefficient [1]
zeta_TOT_nomNominal pressure loss coefficient (for nominal values) [1]

Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow Modelica.Fluid.Dissipation.Utilities.Records.General.TwoPhaseFlow

Base record for two phase Flow

Information

Extends from Modelica.Icons.Record (Icon for records).

Parameters

NameDescription
Fluid properties
rho_lDensity of liquid [kg/m3]
rho_gDensity of gas [kg/m3]
eta_lDynamic viscosity of liquid [Pa.s]
eta_gDynamic viscosity of gas [Pa.s]
xVapour fraction [1]
sigmaSurface Tension [N/m]
others
nExponent in Blasius equation (0.2-0.25)
Automatically generated Thu Oct 1 16:08:00 2020.