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dragModels
dragModel
dragModel.H
Go to the documentation of this file.
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::dragModel
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Description
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SourceFiles
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dragModel.C
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newDragModel.C
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\*---------------------------------------------------------------------------*/
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#ifndef dragModel_H
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#define dragModel_H
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#include <
OpenFOAM/dictionary.H
>
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#include <
phaseModel/phaseModel.H
>
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#include <
OpenFOAM/runTimeSelectionTables.H
>
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namespace
Foam
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{
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/*---------------------------------------------------------------------------*\
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Class dragModel Declaration
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\*---------------------------------------------------------------------------*/
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class
dragModel
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{
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protected
:
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// Protected data
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const
dictionary
&
interfaceDict_
;
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const
volScalarField
&
alpha_
;
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const
phaseModel
&
phasea_
;
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const
phaseModel
&
phaseb_
;
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public
:
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//- Runtime type information
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TypeName
(
"dragModel"
);
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// Declare runtime construction
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declareRunTimeSelectionTable
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(
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autoPtr
,
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dragModel
,
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dictionary
,
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(
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const
dictionary
& interfaceDict,
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const
volScalarField
& alpha,
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const
phaseModel
&
phasea
,
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const
phaseModel
&
phaseb
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),
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(interfaceDict, alpha, phasea, phaseb)
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);
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// Constructors
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dragModel
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(
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const
dictionary
& interfaceDict,
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const
volScalarField
& alpha,
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const
phaseModel
& phasea,
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const
phaseModel
& phaseb
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);
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//- Destructor
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virtual
~dragModel
();
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// Selectors
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static
autoPtr<dragModel>
New
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(
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const
dictionary
& interfaceDict,
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const
volScalarField
& alpha,
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const
phaseModel
& phasea,
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const
phaseModel
& phaseb
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);
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// Member Functions
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//- the dragfunction K used in the momentum eq.
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// ddt(alpha*rhoa*Ua) + ... = ... alpha*beta*K*(Ua-Ub)
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// ddt(beta*rhob*Ub) + ... = ... alpha*beta*K*(Ub-Ua)
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// ********************************** NB ! *****************************
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// for numerical reasons alpha and beta has been extracted from the
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// dragFunction K, so you MUST divide K by alpha*beta when implementing
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// the drag function
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// ********************************** NB ! *****************************
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virtual
tmp<volScalarField>
K
(
const
volScalarField
&
Ur
)
const
= 0;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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}
// End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************ vim: set sw=4 sts=4 et: ************************ //