108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2022 OpenFOAM Foundation
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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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\*---------------------------------------------------------------------------*/
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#include "multicomponentFluid.H"
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// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
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void Foam::solvers::multicomponentFluid::thermophysicalPredictor()
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{
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tmp<fv::convectionScheme<scalar>> mvConvection
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(
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fv::convectionScheme<scalar>::New
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(
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mesh,
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fields,
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phi,
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mesh.schemes().div("div(phi,Yi_h)")
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)
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);
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reaction->correct();
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forAll(Y, i)
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{
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if (composition.solve(i))
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{
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volScalarField& Yi = Y[i];
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fvScalarMatrix YiEqn
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(
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fvm::ddt(rho, Yi)
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+ mvConvection->fvmDiv(phi, Yi)
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+ thermophysicalTransport->divj(Yi)
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==
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reaction->R(Yi)
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+ fvModels().source(rho, Yi)
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);
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YiEqn.relax();
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fvConstraints().constrain(YiEqn);
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YiEqn.solve("Yi");
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fvConstraints().constrain(Yi);
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}
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}
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composition.normalise();
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volScalarField& he = thermo.he();
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fvScalarMatrix EEqn
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(
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fvm::ddt(rho, he) + mvConvection->fvmDiv(phi, he)
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+ fvc::ddt(rho, K) + fvc::div(phi, K)
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+ (
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he.name() == "e"
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? addMotionWork(mvConvection->fvcDiv(phi, p/rho))
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: -dpdt
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)
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+ thermophysicalTransport->divq(he)
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==
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reaction->Qdot()
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+ (
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buoyancy.valid()
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? fvModels().source(rho, he) + rho*(U & buoyancy->g)
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: fvModels().source(rho, he)
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)
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);
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EEqn.relax();
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fvConstraints().constrain(EEqn);
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EEqn.solve();
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fvConstraints().constrain(he);
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thermo.correct();
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}
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// ************************************************************************* //
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