wallHeatFluxWriter.C

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
    Copyright            : (C) 2012 Symscape
    Website              : www.symscape.com
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
#include "wallHeatFluxWriter.H"
#include "fvCFD.H"
#include "dictionary.H"
#include "Time.H"
#include "wallFvPatch.H"
#include "turbulentTransportModel.H"
#include "turbulentFluidThermoModel.H"
#include "singlePhaseTransportModel.H"
#include "turbulentFluidThermoModel.H"
 
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
  defineTypeNameAndDebug(wallHeatFluxWriter, 0);
  const word wallHeatFluxWriter::FIELD_NAME("wallHeatFlux");
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField> 
Foam::wallHeatFluxWriter::htc(const objectRegistry& obr,
                  bool & foundField) const
{
  typedef incompressible::turbulenceModel iTModel;
  typedef compressible::turbulenceModel cTModel;
 
  if (obr.foundObject<iTModel>(turbulenceModel::propertiesName))
    {
      const iTModel& tModel
        = obr.lookupObject<iTModel>(turbulenceModel::propertiesName);
      const singlePhaseTransportModel & transport = 
    static_cast<const singlePhaseTransportModel &>(tModel.transport());
      dimensionedScalar Pr(transport.lookup("Pr"));
      dimensionedScalar Cp0(transport.lookup("Cp"));
 
      return Cp0 * (tModel.nu()/Pr + obr.lookupObject<volScalarField>("alphat"));
    }
  else if (obr.foundObject<cTModel>(turbulenceModel::propertiesName))
    {
      const cTModel& tModel
        = obr.lookupObject<cTModel>(turbulenceModel::propertiesName);
 
      return tModel.kappaEff();
    }
 
  foundField = false;
  return volScalarField::null();
}
 
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::wallHeatFluxWriter::wallHeatFluxWriter(const dictionary & dict)
  : derivedFieldWriter(dict)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::wallHeatFluxWriter::write(const objectRegistry& obr)
{
  const fvMesh& mesh = refCast<const fvMesh>(obr);
 
  bool foundField = true;
  word hName;
  tmp<volScalarField> thtc = htc(obr, foundField);
 
 
  volScalarField wallHeatFlux
    (
     IOobject
     (
      FIELD_NAME,
      obr.time().timeName(),
      mesh,
      IOobject::NO_READ,
      IOobject::NO_WRITE
      ),
     mesh,
     dimensionedScalar
     (
      FIELD_NAME,
      dimensionSet(1, 0, -3, 0, 0, 0, 0), // W.m-2
      0.
      )
     );
 
 
  if (foundField) {
    const volScalarField & T = obr.lookupObject<volScalarField>("T");
 
    surfaceScalarField heatFlux
      (
       fvc::interpolate(thtc())*fvc::snGrad(T)
       );
 
    const surfaceScalarField::GeometricBoundaryField& patchHeatFlux =
      heatFlux.boundaryField();
 
    const fvPatchList& patches = mesh.boundary();
        
    volScalarField::GeometricBoundaryField & wHeatFluxb =
      wallHeatFlux.boundaryField();
    
    forAll(patches, patchi)
      {
        const fvPatch& currPatch = patches[patchi];
        
        if (isA<wallFvPatch>(currPatch))
          {     
        scalarField & whfp = wHeatFluxb[patchi];
        whfp = patchHeatFlux[patchi];
        writeStatistics(whfp, currPatch.name(), FIELD_NAME);
      }
      }
  }
 
  wallHeatFlux.write();
 }
 
 
// ************************************************************************* //