182 lines
5.4 KiB
C++
182 lines
5.4 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration |
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\\ / A nd | For copyright notice see file Copyright
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\\/ M anipulation |
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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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Class
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surfactantProperties
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Description
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SourceFiles
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surfactantProperties.H
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\*---------------------------------------------------------------------------*/
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#ifndef SurfactantProperties_H
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#define SurfactantProperties_H
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#include "fvCFD.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class freeSurface Declaration
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\*---------------------------------------------------------------------------*/
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class surfactantProperties
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{
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// Private data
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//- Surfactant concetration in the bulk of fluid
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dimensionedScalar surfactBulkConc_;
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//- Saturated surfactant concentration on the free-surface
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dimensionedScalar surfactSaturatedConc_;
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//- Adsorption coefficient of surfactant
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dimensionedScalar surfactAdsorptionCoeff_;
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//- Desorption coefficient of surfactant
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dimensionedScalar surfactDesorptionCoeff_;
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//- Diffusion coefficient of surfactant in the bulk of fluid
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dimensionedScalar surfactBulkDiffusion_;
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//- Diffusion coefficient of surfactant at the free-surface
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dimensionedScalar surfactDiffusion_;
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//- Temperature of surfactant at the free-surface
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dimensionedScalar surfactT_;
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//- Universal gas constant
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dimensionedScalar surfactR_;
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//- Equilibrium surfactant concentration at the free-surface
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dimensionedScalar surfactEquilibriumConc_;
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//- Is the surfactant soluble
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Switch soluble_;
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public:
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// Constructors
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surfactantProperties(const dictionary& dict)
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:
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surfactBulkConc_(dict.lookup("bulkConc")),
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surfactSaturatedConc_(dict.lookup("saturatedConc")),
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surfactAdsorptionCoeff_(dict.lookup("adsorptionCoeff")),
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surfactDesorptionCoeff_(dict.lookup("desorptionCoeff")),
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surfactBulkDiffusion_(dict.lookup("bulkDiffusion")),
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surfactDiffusion_(dict.lookup("diffusion")),
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surfactT_(dict.lookup("temperature")),
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surfactR_("R", dimGasConstant*dimMass/dimMoles, 8.3144),
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surfactEquilibriumConc_
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(
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surfactSaturatedConc_
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/(
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1.0
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+ surfactDesorptionCoeff_
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/surfactBulkConc_
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)
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),
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soluble_(dict.lookup("soluble"))
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{}
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// Member function
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//- Return surfactant concentration in the bulk of fluid
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const dimensionedScalar& surfactBulkConc() const
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{
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return surfactBulkConc_;
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}
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//- Return saturated surfactant concentration at the free-surface
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const dimensionedScalar& surfactSaturatedConc() const
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{
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return surfactSaturatedConc_;
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}
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//- Return surfactant adsorption coefficient
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const dimensionedScalar& surfactAdsorptionCoeff() const
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{
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return surfactAdsorptionCoeff_;
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}
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//- Return surfactant desorption coefficient
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const dimensionedScalar& surfactDesorptionCoeff() const
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{
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return surfactDesorptionCoeff_;
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}
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//- Return diffusion coefficient of the surfactant in the bulk of fluid
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const dimensionedScalar& surfactBulkDiffusion() const
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{
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return surfactBulkDiffusion_;
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}
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//- Return diffusion coefficient of the surfactant at the free-surface
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const dimensionedScalar& surfactDiffusion() const
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{
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return surfactDiffusion_;
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}
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//- Return surfactant temeprature
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const dimensionedScalar& surfactT() const
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{
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return surfactT_;
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}
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//- Return universal gas constant
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const dimensionedScalar& surfactR() const
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{
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return surfactR_;
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}
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//- Return equilibrium surfactant concentration at the free-surface
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const dimensionedScalar& surfactEquilibriumConc() const
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{
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return surfactEquilibriumConc_;
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}
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//- Is the surfactant soluble
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Switch soluble() const
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{
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return soluble_;
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}
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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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// ************************************************************************* //
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