362 lines
9.3 KiB
C
362 lines
9.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 3.2
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Application
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applyWallFunctionBounaryConditions
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Description
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Updates FOAM RAS cases to use the new (v1.6) wall function framework
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Attempts to determine whether case is compressible or incompressible, or
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can be supplied with -compressible command line argument
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "fvMesh.H"
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#include "foamTime.H"
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#include "volFields.H"
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#include "surfaceFields.H"
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#include "incompressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.H"
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#include "incompressible/RAS/derivedFvPatchFields/wallFunctions/kqRWallFunctions/kqRWallFunction/kqRWallFunctionFvPatchField.H"
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#include "incompressible/RAS/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutWallFunction/nutWallFunctionFvPatchScalarField.H"
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#include "incompressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.H"
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#include "compressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.H"
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#include "compressible/RAS/derivedFvPatchFields/wallFunctions/kqRWallFunctions/kqRWallFunction/kqRWallFunctionFvPatchField.H"
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#include "compressible/RAS/derivedFvPatchFields/wallFunctions/mutWallFunctions/mutWallFunction/mutWallFunctionFvPatchScalarField.H"
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#include "compressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.H"
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using namespace Foam;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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bool caseIsCompressible(const fvMesh& mesh)
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{
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// Attempt flux field
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IOobject phiHeader
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(
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"phi",
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mesh.time().timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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);
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if (phiHeader.headerOk())
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{
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surfaceScalarField phi(phiHeader, mesh);
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if (phi.dimensions() == dimDensity*dimVelocity*dimArea)
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{
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return true;
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}
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}
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// Attempt density field
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IOobject rhoHeader
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(
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"rho",
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mesh.time().timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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);
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if (rhoHeader.headerOk())
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{
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volScalarField rho(rhoHeader, mesh);
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if (rho.dimensions() == dimDensity)
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{
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return true;
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}
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}
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// Attempt pressure field
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IOobject pHeader
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(
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"p",
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mesh.time().timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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);
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if (pHeader.headerOk())
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{
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volScalarField p(pHeader, mesh);
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if (p.dimensions() == dimMass/sqr(dimTime)/dimLength)
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{
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return true;
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}
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}
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// If none of the above are true, assume that the case is incompressible
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return false;
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}
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void createVolScalarField
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(
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const fvMesh& mesh,
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const word& fieldName,
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const dimensionSet& dims
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)
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{
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IOobject fieldHeader
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(
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fieldName,
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mesh.time().timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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);
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if (!fieldHeader.headerOk())
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{
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Info<< "Creating field " << fieldName << nl << endl;
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volScalarField field
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(
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IOobject
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(
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fieldName,
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mesh.time().timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh,
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dimensionedScalar("zero", dims, 0.0)
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);
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field.write();
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}
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}
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void replaceBoundaryType
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(
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const fvMesh& mesh,
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const word& fieldName,
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const word& boundaryType,
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const string& boundaryValue
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)
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{
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IOobject header
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(
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fieldName,
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mesh.time().timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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);
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if (!header.headerOk())
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{
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return;
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}
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Info<< "Updating boundary types for field " << header.name() << endl;
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const word oldTypeName = IOdictionary::typeName;
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const_cast<word&>(IOdictionary::typeName) = word::null;
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IOdictionary dict(header);
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const_cast<word&>(IOdictionary::typeName) = oldTypeName;
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const_cast<word&>(dict.type()) = dict.headerClassName();
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// Make a backup of the old field
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word backupName(dict.name() + ".old");
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Info<< " copying " << dict.name() << " to "
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<< backupName << endl;
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IOdictionary dictOld = dict;
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dictOld.rename(backupName);
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dictOld.regIOobject::write();
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// Loop through boundary patches and update
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const polyBoundaryMesh& bMesh = mesh.boundaryMesh();
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dictionary& boundaryDict = dict.subDict("boundaryField");
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forAll(bMesh, patchI)
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{
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if (bMesh[patchI].isWall())
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{
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word patchName = bMesh[patchI].name();
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dictionary& oldPatch = boundaryDict.subDict(patchName);
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dictionary newPatch(dictionary::null);
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newPatch.add("type", boundaryType);
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newPatch.add("value", ("uniform " + boundaryValue).c_str());
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oldPatch = newPatch;
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}
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}
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Info<< " writing updated " << dict.name() << nl << endl;
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dict.regIOobject::write();
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}
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void updateCompressibleCase(const fvMesh& mesh)
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{
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Info<< "Case treated as compressible" << nl << endl;
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createVolScalarField
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(
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mesh,
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"mut",
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dimArea/dimTime*dimDensity
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);
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replaceBoundaryType
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(
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mesh,
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"mut",
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compressible::RASModels::mutWallFunctionFvPatchScalarField::typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"epsilon",
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compressible::RASModels::epsilonWallFunctionFvPatchScalarField::
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typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"omega",
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compressible::RASModels::omegaWallFunctionFvPatchScalarField::typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"k",
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compressible::RASModels::kqRWallFunctionFvPatchField<scalar>::typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"q",
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compressible::RASModels::kqRWallFunctionFvPatchField<scalar>::typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"R",
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compressible::RASModels::kqRWallFunctionFvPatchField<symmTensor>::
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typeName,
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"(0 0 0 0 0 0)"
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);
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}
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void updateIncompressibleCase(const fvMesh& mesh)
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{
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Info<< "Case treated as incompressible" << nl << endl;
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createVolScalarField(mesh, "nut", dimArea/dimTime);
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replaceBoundaryType
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(
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mesh,
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"nut",
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incompressible::RASModels::nutWallFunctionFvPatchScalarField::typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"epsilon",
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incompressible::RASModels::epsilonWallFunctionFvPatchScalarField::
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typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"omega",
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incompressible::RASModels::omegaWallFunctionFvPatchScalarField::
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typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"k",
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incompressible::RASModels::kqRWallFunctionFvPatchField<scalar>::
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typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"q",
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incompressible::RASModels::kqRWallFunctionFvPatchField<scalar>::
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typeName,
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"0"
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);
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replaceBoundaryType
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(
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mesh,
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"R",
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incompressible::RASModels::kqRWallFunctionFvPatchField<symmTensor>::
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typeName,
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"(0 0 0 0 0 0)"
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);
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}
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int main(int argc, char *argv[])
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{
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#include "addTimeOptions.H"
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argList::validOptions.insert("compressible", "");
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#include "setRootCase.H"
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#include "createTime.H"
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#include "createMesh.H"
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bool compressible = args.optionFound("compressible");
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Info<< "Updating turbulence fields to operate using new run time "
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<< "selectable" << nl << "wall functions"
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<< nl << endl;
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if (compressible || caseIsCompressible(mesh))
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{
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updateCompressibleCase(mesh);
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}
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else
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{
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updateIncompressibleCase(mesh);
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}
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Info<< "End\n" << endl;
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return 0;
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}
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// ************************************************************************* //
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