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ENH: nutWallFunctions - provided option to specify alternative velocity field

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This commit is contained in:
Andrew Heather
2019-05-31 15:56:46 +01:00
parent 9988e549e0
commit d28267520f
8 changed files with 51 additions and 13 deletions
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2
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutLowReWallFunction/nutLowReWallFunctionFvPatchScalarField.C
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@ -114,7 +114,7 @@ tmp<scalarField> nutLowReWallFunctionFvPatchScalarField::yPlus() const
const scalarField& y = turbModel.y()[patchi];
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
return y*sqrt(nuw*mag(Uw.snGrad()))/nuw;
}

6
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutUBlendedWallFunction/nutUBlendedWallFunctionFvPatchScalarField.C
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@ -44,7 +44,7 @@ Foam::nutUBlendedWallFunctionFvPatchScalarField::calcNut() const
internalField().group()
)
);
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magGradU(mag(Uw.snGrad()));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
@ -80,7 +80,7 @@ Foam::nutUBlendedWallFunctionFvPatchScalarField::calcUTau
const scalarField& nuw = tnuw();
const vectorField n(patch().nf());
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
vectorField Up(Uw.patchInternalField() - Uw);
Up -= n*(n & Up);
const scalarField magUp(mag(Up));
@ -197,7 +197,7 @@ Foam::nutUBlendedWallFunctionFvPatchScalarField::yPlus() const
const scalarField& y = turbModel.y()[patchi];
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magGradU(mag(Uw.snGrad()));
return y*calcUTau(magGradU)/nuw;

4
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutURoughWallFunction/nutURoughWallFunctionFvPatchScalarField.C
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@ -51,7 +51,7 @@ tmp<scalarField> nutURoughWallFunctionFvPatchScalarField::calcNut() const
)
);
const scalarField& y = turbModel.y()[patchi];
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
@ -314,7 +314,7 @@ tmp<scalarField> nutURoughWallFunctionFvPatchScalarField::yPlus() const
internalField().group()
)
);
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
tmp<scalarField> magUp = mag(Uw.patchInternalField() - Uw);
return calcYPlus(magUp());

6
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutUSpaldingWallFunction/nutUSpaldingWallFunctionFvPatchScalarField.C
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@ -50,7 +50,7 @@ tmp<scalarField> nutUSpaldingWallFunctionFvPatchScalarField::calcNut() const
internalField().group()
)
);
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magGradU(mag(Uw.snGrad()));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
@ -120,7 +120,7 @@ tmp<scalarField> nutUSpaldingWallFunctionFvPatchScalarField::calcUTau
);
const scalarField& y = turbModel.y()[patchi];
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magUp(mag(Uw.patchInternalField() - Uw));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
@ -327,7 +327,7 @@ tmp<scalarField> nutUSpaldingWallFunctionFvPatchScalarField::yPlus() const
)
);
const scalarField& y = turbModel.y()[patchi];
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();

4
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutUTabulatedWallFunction/nutUTabulatedWallFunctionFvPatchScalarField.C
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@ -51,7 +51,7 @@ tmp<scalarField> nutUTabulatedWallFunctionFvPatchScalarField::calcNut() const
)
);
const scalarField& y = turbModel.y()[patchi];
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magUp(mag(Uw.patchInternalField() - Uw));
const scalarField magGradU(mag(Uw.snGrad()));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
@ -193,7 +193,7 @@ tmp<scalarField> nutUTabulatedWallFunctionFvPatchScalarField::yPlus() const
)
);
const scalarField& y = turbModel.y()[patchi];
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magUp(mag(Uw.patchInternalField() - Uw));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();

4
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutUWallFunction/nutUWallFunctionFvPatchScalarField.C
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@ -50,7 +50,7 @@ tmp<scalarField> nutUWallFunctionFvPatchScalarField::calcNut() const
internalField().group()
)
);
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magUp(mag(Uw.patchInternalField() - Uw));
const tmp<scalarField> tnuw = turbModel.nu(patchi);
const scalarField& nuw = tnuw();
@ -187,7 +187,7 @@ tmp<scalarField> nutUWallFunctionFvPatchScalarField::yPlus() const
internalField().group()
)
);
const fvPatchVectorField& Uw = turbModel.U().boundaryField()[patchi];
const fvPatchVectorField& Uw = U(turbModel).boundaryField()[patchi];
const scalarField magUp(mag(Uw.patchInternalField() - Uw));
return calcYPlus(magUp);

27
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutWallFunction/nutWallFunctionFvPatchScalarField.C
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@ -29,6 +29,7 @@ License
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "wallFvPatch.H"
#include "turbulenceModel.H"
#include "addToRunTimeSelectionTable.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@ -54,11 +55,32 @@ void Foam::nutWallFunctionFvPatchScalarField::checkType()
}
const Foam::volVectorField& Foam::nutWallFunctionFvPatchScalarField::U
(
const turbulenceModel& turb
) const
{
if (UName_ == word::null)
{
return turb.U();
}
else
{
return db().lookupObject<volVectorField>(UName_);
}
}
void Foam::nutWallFunctionFvPatchScalarField::writeLocalEntries
(
Ostream& os
) const
{
if (UName_ != word::null)
{
os.writeEntry("U", UName_);
}
os.writeEntry("Cmu", Cmu_);
os.writeEntry("kappa", kappa_);
os.writeEntry("E", E_);
@ -74,6 +96,7 @@ Foam::nutWallFunctionFvPatchScalarField::nutWallFunctionFvPatchScalarField
)
:
fixedValueFvPatchScalarField(p, iF),
UName_(word::null),
Cmu_(0.09),
kappa_(0.41),
E_(9.8),
@ -92,6 +115,7 @@ Foam::nutWallFunctionFvPatchScalarField::nutWallFunctionFvPatchScalarField
)
:
fixedValueFvPatchScalarField(ptf, p, iF, mapper),
UName_(ptf.UName_),
Cmu_(ptf.Cmu_),
kappa_(ptf.kappa_),
E_(ptf.E_),
@ -109,6 +133,7 @@ Foam::nutWallFunctionFvPatchScalarField::nutWallFunctionFvPatchScalarField
)
:
fixedValueFvPatchScalarField(p, iF, dict),
UName_(dict.lookupOrDefault<word>("U", word::null)),
Cmu_(dict.lookupOrDefault<scalar>("Cmu", 0.09)),
kappa_(dict.lookupOrDefault<scalar>("kappa", 0.41)),
E_(dict.lookupOrDefault<scalar>("E", 9.8)),
@ -124,6 +149,7 @@ Foam::nutWallFunctionFvPatchScalarField::nutWallFunctionFvPatchScalarField
)
:
fixedValueFvPatchScalarField(wfpsf),
UName_(wfpsf.UName_),
Cmu_(wfpsf.Cmu_),
kappa_(wfpsf.kappa_),
E_(wfpsf.E_),
@ -140,6 +166,7 @@ Foam::nutWallFunctionFvPatchScalarField::nutWallFunctionFvPatchScalarField
)
:
fixedValueFvPatchScalarField(wfpsf, iF),
UName_(wfpsf.UName_),
Cmu_(wfpsf.Cmu_),
kappa_(wfpsf.kappa_),
E_(wfpsf.E_),

11
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutWallFunction/nutWallFunctionFvPatchScalarField.H
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@ -76,6 +76,8 @@ SourceFiles
namespace Foam
{
class turbulenceModel;
/*---------------------------------------------------------------------------*\
Class nutWallFunctionFvPatchScalarField Declaration
\*---------------------------------------------------------------------------*/
@ -88,6 +90,11 @@ protected:
// Protected data
//- Name of velocity field
// Defult is null (not specified) in which case the velocity is
// retrieved from the turbulence model
word UName_;
//- Cmu coefficient
scalar Cmu_;
@ -103,6 +110,10 @@ protected:
// Protected Member Functions
//- Helper to return the velocity field either from the turbulence
//- model (default) or the mesh database
virtual const volVectorField& U(const turbulenceModel& turb) const;
//- Check the type of the patch
virtual void checkType();