129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.1
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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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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Application
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rhoSonicFoam
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Description
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Density-based compressible flow solver.
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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# include "setRootCase.H"
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# include "createTime.H"
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# include "createMesh.H"
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# include "readThermodynamicProperties.H"
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# include "createFields.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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Info<< "\nStarting time loop\n" << endl;
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while (runTime.loop())
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{
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Info<< "Time = " << runTime.timeName() << nl << endl;
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surfaceScalarField phiv
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(
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IOobject
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(
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"phiv",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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fvc::interpolate(rhoU)/fvc::interpolate(rho) & mesh.Sf()
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);
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scalar CoNum = max
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(
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mesh.surfaceInterpolation::deltaCoeffs()
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*mag(phiv)/mesh.magSf()
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).value()*runTime.deltaT().value();
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Info<< "\nMax Courant Number = " << CoNum << endl;
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solve
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(
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fvm::ddt(rho)
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+ fvm::div(phiv, rho)
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);
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p = rho/psi;
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solve
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(
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fvm::ddt(rhoU)
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+ fvm::div(phiv, rhoU)
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==
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- fvc::grad(p)
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);
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U == rhoU/rho;
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surfaceScalarField phiv2
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(
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IOobject
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(
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"phiv2",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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fvc::interpolate(rhoU)/fvc::interpolate(rho) & mesh.Sf()
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);
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solve
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(
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fvm::ddt(rhoE)
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+ fvm::div(phiv, rhoE)
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==
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- fvc::div(phiv2, p)
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);
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T = (rhoE - 0.5*rho*magSqr(rhoU/rho))/Cv/rho;
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psi = 1.0/(R*T);
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runTime.write();
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Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
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<< " ClockTime = " << runTime.elapsedClockTime() << " s"
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<< nl << endl;
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}
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Info<< "End\n" << endl;
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return 0;
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}
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// ************************************************************************* //
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