| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2012-2026 OpenFOAM Foundation | |
| \\/ 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 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/>. | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| namespace reactionModels | |
| { | |
| defineTypeNameAndDebug(diffusion, 0); | |
| addToRunTimeSelectionTable(reactionModel, diffusion, dictionary); | |
| } | |
| } | |
| // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * // | |
| Foam::reactionModels::diffusion::diffusion | |
| ( | |
| const word& modelType, | |
| const fluidMulticomponentThermo& thermo, | |
| const compressibleMomentumTransportModel& turb, | |
| const word& reactionProperties | |
| ) | |
| : | |
| singleStepReaction | |
| ( | |
| modelType, | |
| thermo, | |
| turb, | |
| reactionProperties | |
| ), | |
| C_(this->coeffs().template lookup<scalar>("C")), | |
| oxidantName_(this->coeffs().template lookupOrDefault<word>("oxidant", "O2")) | |
| {} | |
| // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * // | |
| Foam::reactionModels::diffusion::~diffusion() | |
| {} | |
| // * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * // | |
| void Foam::reactionModels::diffusion::correct() | |
| { | |
| this->wFuel_ = dimensionedScalar(dimensions::density/dimensions::time, 0); | |
| this->fresCorrect(); | |
| const label fuelI = this->fuelIndex(); | |
| const volScalarField& YFuel = this->thermo().Y()[fuelI]; | |
| if (this->thermo().containsSpecie(oxidantName_)) | |
| { | |
| const volScalarField& YO2 = this->thermo().Y(oxidantName_); | |
| this->wFuel_ = | |
| C_*this->thermo().rho()()()*this->turbulence().nuEff()()() | |
| *mag(fvi::grad(YFuel) & fvi::grad(YO2)) | |
| *pos0(YFuel())*pos0(YO2()); | |
| } | |
| } | |
| bool Foam::reactionModels::diffusion::read() | |
| { | |
| if (singleStepReaction::read()) | |
| { | |
| this->coeffs().lookup("C") >> C_ ; | |
| this->coeffs().readIfPresent("oxidant", oxidantName_); | |
| return true; | |
| } | |
| else | |
| { | |
| return false; | |
| } | |
| } | |
| // ************************************************************************* // | |