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rhoCentralDyMFoam: Dynamic mesh version of rhoCentralFoam
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henry
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rhoCentralDyMFoam.C
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EXE = $(FOAM_APPBIN)/rhoCentralDyMFoam
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EXE_INC = \
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-I../rhoCentralFoam \
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-I$(LIB_SRC)/finiteVolume/lnInclude \
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-I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
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-I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
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-I../rhoCentralFoam/BCs/lnInclude \
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-I$(LIB_SRC)/sampling/lnInclude \
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-I$(LIB_SRC)/dynamicMesh/lnInclude \
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-I$(LIB_SRC)/meshTools/lnInclude
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EXE_LIBS = \
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-lfiniteVolume \
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-lbasicThermophysicalModels \
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-lspecie \
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-lrhoCentralFoam \
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-ldynamicMesh \
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-lmeshTools
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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) 1991-2009 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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Application
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rhoCentralFoam
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Description
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Density-based compressible flow solver based on central-upwind schemes of
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Kurganov and Tadmor
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "basicPsiThermo.H"
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#include "zeroGradientFvPatchFields.H"
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#include "fixedRhoFvPatchScalarField.H"
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#include "motionSolver.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 "createFields.H"
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#include "readThermophysicalProperties.H"
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#include "readTimeControls.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#include "readFluxScheme.H"
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dimensionedScalar v_zero("v_zero", dimVolume/dimTime, 0.0);
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Info<< "\nStarting time loop\n" << endl;
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autoPtr<Foam::motionSolver> motionPtr = motionSolver::New(mesh);
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while (runTime.run())
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{
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// --- upwind interpolation of primitive fields on faces
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surfaceScalarField rho_pos =
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fvc::interpolate(rho, pos, "reconstruct(rho)");
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surfaceScalarField rho_neg =
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fvc::interpolate(rho, neg, "reconstruct(rho)");
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surfaceVectorField rhoU_pos =
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fvc::interpolate(rhoU, pos, "reconstruct(U)");
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surfaceVectorField rhoU_neg =
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fvc::interpolate(rhoU, neg, "reconstruct(U)");
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volScalarField rPsi = 1.0/psi;
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surfaceScalarField rPsi_pos =
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fvc::interpolate(rPsi, pos, "reconstruct(T)");
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surfaceScalarField rPsi_neg =
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fvc::interpolate(rPsi, neg, "reconstruct(T)");
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surfaceScalarField e_pos =
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fvc::interpolate(e, pos, "reconstruct(T)");
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surfaceScalarField e_neg =
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fvc::interpolate(e, neg, "reconstruct(T)");
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surfaceVectorField U_pos = rhoU_pos/rho_pos;
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surfaceVectorField U_neg = rhoU_neg/rho_neg;
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surfaceScalarField p_pos = rho_pos*rPsi_pos;
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surfaceScalarField p_neg = rho_neg*rPsi_neg;
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surfaceScalarField phiv_pos = U_pos & mesh.Sf();
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surfaceScalarField phiv_neg = U_neg & mesh.Sf();
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volScalarField c = sqrt(thermo.Cp()/thermo.Cv()*rPsi);
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surfaceScalarField cSf_pos =
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fvc::interpolate(c, pos, "reconstruct(T)")*mesh.magSf();
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surfaceScalarField cSf_neg =
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fvc::interpolate(c, neg, "reconstruct(T)")*mesh.magSf();
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surfaceScalarField ap =
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max(max(phiv_pos + cSf_pos, phiv_neg + cSf_neg), v_zero);
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surfaceScalarField am =
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min(min(phiv_pos - cSf_pos, phiv_neg - cSf_neg), v_zero);
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surfaceScalarField a_pos = ap/(ap - am);
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surfaceScalarField amaxSf("amaxSf", max(mag(am), mag(ap)));
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surfaceScalarField aSf = am*a_pos;
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if (fluxScheme == "Tadmor")
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{
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aSf = -0.5*amaxSf;
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a_pos = 0.5;
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}
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surfaceScalarField a_neg = (1.0 - a_pos);
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phiv_pos *= a_pos;
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phiv_neg *= a_neg;
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surfaceScalarField aphiv_pos = phiv_pos - aSf;
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surfaceScalarField aphiv_neg = phiv_neg + aSf;
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// Reuse amaxSf for the maximum positive and negative fluxes
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// estimated by the central scheme
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amaxSf = max(mag(aphiv_pos), mag(aphiv_neg));
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#include "compressibleCourantNo.H"
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#include "readTimeControls.H"
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#include "setDeltaT.H"
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runTime++;
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Info<< "Time = " << runTime.timeName() << nl << endl;
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mesh.movePoints(motionPtr->newPoints());
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phiv_pos = U_pos & mesh.Sf();
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phiv_neg = U_neg & mesh.Sf();
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fvc::makeRelative(phiv_pos, U);
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fvc::makeRelative(phiv_neg, U);
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phiv_neg -= mesh.phi();
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phiv_pos *= a_pos;
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phiv_neg *= a_neg;
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aphiv_pos = phiv_pos - aSf;
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aphiv_neg = phiv_neg + aSf;
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surfaceScalarField phi("phi", aphiv_pos*rho_pos + aphiv_neg*rho_neg);
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surfaceVectorField phiUp =
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(aphiv_pos*rhoU_pos + aphiv_neg*rhoU_neg)
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+ (a_pos*p_pos + a_neg*p_neg)*mesh.Sf();
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surfaceScalarField phiEp =
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aphiv_pos*(rho_pos*(e_pos + 0.5*magSqr(U_pos)) + p_pos)
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+ aphiv_neg*(rho_neg*(e_neg + 0.5*magSqr(U_neg)) + p_neg)
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+ aSf*p_pos - aSf*p_neg;
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volTensorField tauMC("tauMC", mu*dev2(fvc::grad(U)().T()));
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// --- Solve density
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Info<< max(rho) << " " << min(rho) << endl;
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solve(fvm::ddt(rho) + fvc::div(phi));
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Info<< max(rho) << " " << min(rho) << endl;
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// --- Solve momentum
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solve(fvm::ddt(rhoU) + fvc::div(phiUp));
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U.dimensionedInternalField() =
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rhoU.dimensionedInternalField()
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/rho.dimensionedInternalField();
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U.correctBoundaryConditions();
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rhoU.boundaryField() = rho.boundaryField()*U.boundaryField();
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if (!inviscid)
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{
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solve
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(
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fvm::ddt(rho, U) - fvc::ddt(rho, U)
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- fvm::laplacian(mu, U)
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- fvc::div(tauMC)
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);
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rhoU = rho*U;
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}
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// --- Solve energy
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surfaceScalarField sigmaDotU =
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(
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(
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fvc::interpolate(mu)*mesh.magSf()*fvc::snGrad(U)
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+ (mesh.Sf() & fvc::interpolate(tauMC))
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)
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& (a_pos*U_pos + a_neg*U_neg)
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);
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solve
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(
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fvm::ddt(rhoE)
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+ fvc::div(phiEp)
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- fvc::div(sigmaDotU)
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);
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e = rhoE/rho - 0.5*magSqr(U);
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e.correctBoundaryConditions();
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thermo.correct();
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rhoE.boundaryField() =
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rho.boundaryField()*
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(
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e.boundaryField() + 0.5*magSqr(U.boundaryField())
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);
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if (!inviscid)
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{
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volScalarField k("k", thermo.Cp()*mu/Pr);
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solve
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(
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fvm::ddt(rho, e) - fvc::ddt(rho, e)
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- fvm::laplacian(thermo.alpha(), e)
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+ fvc::laplacian(thermo.alpha(), e)
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- fvc::laplacian(k, T)
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);
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thermo.correct();
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rhoE = rho*(e + 0.5*magSqr(U));
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}
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p.dimensionedInternalField() =
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rho.dimensionedInternalField()
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/psi.dimensionedInternalField();
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p.correctBoundaryConditions();
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rho.boundaryField() = psi.boundaryField()*p.boundaryField();
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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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