Files
openfoam/src/finiteVolume/cfdTools/general/fieldSources/pressureGradientExplicitSource/pressureGradientExplicitSource.H

140 lines
3.8 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
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 2 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, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Class
Foam::pressureGradientExplicitSource
Description
Creates a cell set pressure gradient source
Note: Currently only handles kinematic pressure
SourceFiles
pressureGradientExplicitSource.C
\*---------------------------------------------------------------------------*/
#ifndef pressureGradientExplicitSource_H
#define pressureGradientExplicitSource_H
#include "autoPtr.H"
#include "topoSetSource.H"
#include "cellSet.H"
#include "fvMesh.H"
#include "volFields.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class pressureGradientExplicitSource Declaration
\*---------------------------------------------------------------------------*/
class pressureGradientExplicitSource
{
// Private data
//- Name of the source
const word sourceName_;
//- Reference to the mesh
const fvMesh& mesh_;
//- Reference to the velocity field
volVectorField& U_;
//- Properties dictionary
IOdictionary dict_;
//- Average velocity
vector Ubar_;
//- Initial pressure gradient
dimensionedScalar gradPini_;
//- Pressure gradient
dimensionedScalar gradP_;
//- Flow direction
vector flowDir_;
//- Name of cell source
word cellSource_;
//- The method by which the cells will be selected
autoPtr<topoSetSource> cellSelector_;
//- The set of selected cells
cellSet selectedCellSet_;
// Private Member Functions
//- Write the pressure gradient to file (for restarts etc)
void writeGradP() const;
//- Disallow default bitwise copy construct
pressureGradientExplicitSource(const pressureGradientExplicitSource&);
//- Disallow default bitwise assignment
void operator=(const pressureGradientExplicitSource&);
public:
// Constructors
//- Construct from explicit source name and mesh
pressureGradientExplicitSource
(
const word& sourceName,
volVectorField& U
);
// Member Functions
// Access
//- Return a tmp field of the source
tmp<DimensionedField<vector, volMesh> > Su() const;
//- Correct driving force for a constant mass flow rate
void update();
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //