Public Member Functions | Private Member Functions | Private Attributes | Static Private Attributes
alphatJayatillekeWallFunctionFvPatchScalarField Class Reference

This boundary condition provides a thermal wall function for turbulent thermal diffusivity (usuallyalphat) based on the Jayatilleke model. More...

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Public Member Functions

 TypeName ("compressible::alphatJayatillekeWallFunction")
 Runtime type information. More...
 
 alphatJayatillekeWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &)
 Construct from patch and internal field. More...
 
 alphatJayatillekeWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &, const dictionary &)
 Construct from patch, internal field and dictionary. More...
 
 alphatJayatillekeWallFunctionFvPatchScalarField (const alphatJayatillekeWallFunctionFvPatchScalarField &, const fvPatch &, const DimensionedField< scalar, volMesh > &, const fvPatchFieldMapper &)
 Construct by mapping given an. More...
 
 alphatJayatillekeWallFunctionFvPatchScalarField (const alphatJayatillekeWallFunctionFvPatchScalarField &)
 Construct as copy. More...
 
virtual tmp< fvPatchScalarFieldclone () const
 Construct and return a clone. More...
 
 alphatJayatillekeWallFunctionFvPatchScalarField (const alphatJayatillekeWallFunctionFvPatchScalarField &, const DimensionedField< scalar, volMesh > &)
 Construct as copy setting internal field reference. More...
 
virtual tmp< fvPatchScalarFieldclone (const DimensionedField< scalar, volMesh > &iF) const
 Construct and return a clone setting internal field reference. More...
 
virtual void updateCoeffs ()
 Update the coefficients associated with the patch field. More...
 
void write (Ostream &) const
 Write. More...
 

Private Member Functions

void checkType ()
 Check the type of the patch. More...
 
scalar Psmooth (const scalar Prat) const
 `P' function More...
 
scalar yPlusTherm (const scalar P, const scalar Prat) const
 Calculate y+ at the edge of the thermal laminar sublayer. More...
 

Private Attributes

scalar Prt_
 Turbulent Prandtl number. More...
 
scalar Cmu_
 Cmu coefficient. More...
 
scalar kappa_
 Von Karman constant. More...
 
scalar E_
 E coefficient. More...
 

Static Private Attributes

static scalar maxExp_ = 50.0
 
static scalar tolerance_ = 0.01
 
static label maxIters_ = 10
 

Detailed Description

This boundary condition provides a thermal wall function for turbulent thermal diffusivity (usuallyalphat) based on the Jayatilleke model.


Patch usage

Property Description Required Default value
Prt turbulent Prandtl number no 0.85
Cmu model coefficient no 0.09
kappa Von Karman constant no 0.41
E model coefficient no 9.8

Example of the boundary condition specification:

    myPatch
    {
        type            alphatJayatillekeWallFunction;
        Prt             0.85;
        kappa           0.41;
        E               9.8;
        value           uniform 0; // optional value entry
    }
See also
Foam::fixedValueFvPatchField
Source files

Definition at line 104 of file alphatJayatillekeWallFunctionFvPatchScalarField.H.

Constructor & Destructor Documentation

◆ alphatJayatillekeWallFunctionFvPatchScalarField() [1/5]

Construct from patch and internal field.

Definition at line 105 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

Referenced by alphatJayatillekeWallFunctionFvPatchScalarField::clone().

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◆ alphatJayatillekeWallFunctionFvPatchScalarField() [2/5]

alphatJayatillekeWallFunctionFvPatchScalarField ( const fvPatch p,
const DimensionedField< scalar, volMesh > &  iF,
const dictionary dict 
)

Construct from patch, internal field and dictionary.

Definition at line 139 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

◆ alphatJayatillekeWallFunctionFvPatchScalarField() [3/5]

Construct by mapping given an.

alphatJayatillekeWallFunctionFvPatchScalarField onto a new patch

Definition at line 122 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

◆ alphatJayatillekeWallFunctionFvPatchScalarField() [4/5]

Construct as copy.

Definition at line 157 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

◆ alphatJayatillekeWallFunctionFvPatchScalarField() [5/5]

Construct as copy setting internal field reference.

Definition at line 173 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

Member Function Documentation

◆ checkType()

void checkType ( )
private

Check the type of the patch.

Definition at line 48 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

References Foam::exit(), Foam::FatalError, FatalErrorInFunction, and Foam::nl.

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◆ Psmooth()

scalar Psmooth ( const scalar  Prat) const
private

`P' function

Definition at line 61 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

References Foam::exp(), and Foam::pow().

Referenced by alphatJayatillekeWallFunctionFvPatchScalarField::updateCoeffs().

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◆ yPlusTherm()

scalar yPlusTherm ( const scalar  P,
const scalar  Prat 
) const
private

Calculate y+ at the edge of the thermal laminar sublayer.

Definition at line 70 of file alphatJayatillekeWallFunctionFvPatchScalarField.C.

References f(), Foam::log(), and Foam::mag().

Referenced by alphatJayatillekeWallFunctionFvPatchScalarField::updateCoeffs().

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◆ TypeName()

TypeName ( "compressible::alphatJayatillekeWallFunction"  )

Runtime type information.

◆ clone() [1/2]

virtual tmp<fvPatchScalarField> clone ( ) const
inlinevirtual

Construct and return a clone.

Definition at line 187 of file alphatJayatillekeWallFunctionFvPatchScalarField.H.

References alphatJayatillekeWallFunctionFvPatchScalarField::alphatJayatillekeWallFunctionFvPatchScalarField().

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◆ clone() [2/2]

virtual tmp<fvPatchScalarField> clone ( const DimensionedField< scalar, volMesh > &  iF) const
inlinevirtual

Construct and return a clone setting internal field reference.

Definition at line 204 of file alphatJayatillekeWallFunctionFvPatchScalarField.H.

◆ updateCoeffs()

void updateCoeffs ( )
virtual

◆ write()

void write ( Ostream os) const

Field Documentation

◆ Prt_

scalar Prt_
private

◆ Cmu_

scalar Cmu_
private

◆ kappa_

scalar kappa_
private

◆ E_

scalar E_
private

◆ maxExp_

scalar maxExp_ = 50.0
staticprivate

◆ tolerance_

scalar tolerance_ = 0.01
staticprivate

◆ maxIters_

label maxIters_ = 10
staticprivate

The documentation for this class was generated from the following files: