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MRG: Integrated Foundation code to commit 7d6845d
This commit is contained in:
@ -1,4 +1,5 @@
|
||||
EXE_INC = \
|
||||
-I../VoF \
|
||||
-I$(LIB_SRC)/transportModels/twoPhaseMixture/lnInclude \
|
||||
-I$(LIB_SRC)/transportModels \
|
||||
-I$(LIB_SRC)/transportModels/incompressible/lnInclude \
|
||||
|
||||
@ -1,57 +0,0 @@
|
||||
/*---------------------------------------------------------------------------*\
|
||||
========= |
|
||||
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
||||
\\ / O peration |
|
||||
\\ / A nd | Copyright (C) 2011-2016 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/>.
|
||||
|
||||
Global
|
||||
alphaCourantNo
|
||||
|
||||
Description
|
||||
Calculates and outputs the mean and maximum Courant Numbers.
|
||||
|
||||
\*---------------------------------------------------------------------------*/
|
||||
|
||||
scalar maxAlphaCo
|
||||
(
|
||||
readScalar(runTime.controlDict().lookup("maxAlphaCo"))
|
||||
);
|
||||
|
||||
scalar alphaCoNum = 0.0;
|
||||
scalar meanAlphaCoNum = 0.0;
|
||||
|
||||
if (mesh.nInternalFaces())
|
||||
{
|
||||
scalarField sumPhi
|
||||
(
|
||||
mixture.nearInterface()().primitiveField()
|
||||
*fvc::surfaceSum(mag(phi))().primitiveField()
|
||||
);
|
||||
|
||||
alphaCoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
|
||||
|
||||
meanAlphaCoNum =
|
||||
0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
|
||||
}
|
||||
|
||||
Info<< "Interface Courant Number mean: " << meanAlphaCoNum
|
||||
<< " max: " << alphaCoNum << endl;
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -1,217 +0,0 @@
|
||||
{
|
||||
word alphaScheme("div(phi,alpha)");
|
||||
word alpharScheme("div(phirb,alpha)");
|
||||
|
||||
tmp<fv::ddtScheme<scalar>> ddtAlpha
|
||||
(
|
||||
fv::ddtScheme<scalar>::New
|
||||
(
|
||||
mesh,
|
||||
mesh.ddtScheme("ddt(alpha)")
|
||||
)
|
||||
);
|
||||
|
||||
// Set the off-centering coefficient according to ddt scheme
|
||||
scalar ocCoeff = 0;
|
||||
if
|
||||
(
|
||||
isType<fv::EulerDdtScheme<scalar>>(ddtAlpha())
|
||||
|| isType<fv::localEulerDdtScheme<scalar>>(ddtAlpha())
|
||||
)
|
||||
{
|
||||
ocCoeff = 0;
|
||||
}
|
||||
else if (isType<fv::CrankNicolsonDdtScheme<scalar>>(ddtAlpha()))
|
||||
{
|
||||
if (nAlphaSubCycles > 1)
|
||||
{
|
||||
FatalErrorInFunction
|
||||
<< "Sub-cycling is not supported "
|
||||
"with the CrankNicolson ddt scheme"
|
||||
<< exit(FatalError);
|
||||
}
|
||||
|
||||
ocCoeff =
|
||||
refCast<const fv::CrankNicolsonDdtScheme<scalar>>(ddtAlpha())
|
||||
.ocCoeff();
|
||||
}
|
||||
else
|
||||
{
|
||||
FatalErrorInFunction
|
||||
<< "Only Euler and CrankNicolson ddt schemes are supported"
|
||||
<< exit(FatalError);
|
||||
}
|
||||
|
||||
scalar cnCoeff = 1.0/(1.0 + ocCoeff);
|
||||
|
||||
// Standard face-flux compression coefficient
|
||||
surfaceScalarField phic(mixture.cAlpha()*mag(phi/mesh.magSf()));
|
||||
|
||||
// Add the optional isotropic compression contribution
|
||||
if (icAlpha > 0)
|
||||
{
|
||||
phic *= (1.0 - icAlpha);
|
||||
phic += (mixture.cAlpha()*icAlpha)*fvc::interpolate(mag(U));
|
||||
}
|
||||
|
||||
surfaceScalarField::Boundary& phicBf =
|
||||
phic.boundaryFieldRef();
|
||||
|
||||
// Do not compress interface at non-coupled boundary faces
|
||||
// (inlets, outlets etc.)
|
||||
forAll(phic.boundaryField(), patchi)
|
||||
{
|
||||
fvsPatchScalarField& phicp = phicBf[patchi];
|
||||
|
||||
if (!phicp.coupled())
|
||||
{
|
||||
phicp == 0;
|
||||
}
|
||||
}
|
||||
|
||||
tmp<surfaceScalarField> phiCN(phi);
|
||||
|
||||
// Calculate the Crank-Nicolson off-centred volumetric flux
|
||||
if (ocCoeff > 0)
|
||||
{
|
||||
phiCN = cnCoeff*phi + (1.0 - cnCoeff)*phi.oldTime();
|
||||
}
|
||||
|
||||
if (MULESCorr)
|
||||
{
|
||||
fvScalarMatrix alpha1Eqn
|
||||
(
|
||||
(
|
||||
LTS
|
||||
? fv::localEulerDdtScheme<scalar>(mesh).fvmDdt(alpha1)
|
||||
: fv::EulerDdtScheme<scalar>(mesh).fvmDdt(alpha1)
|
||||
)
|
||||
+ fv::gaussConvectionScheme<scalar>
|
||||
(
|
||||
mesh,
|
||||
phiCN,
|
||||
upwind<scalar>(mesh, phiCN)
|
||||
).fvmDiv(phiCN, alpha1)
|
||||
);
|
||||
|
||||
alpha1Eqn.solve();
|
||||
|
||||
Info<< "Phase-1 volume fraction = "
|
||||
<< alpha1.weightedAverage(mesh.Vsc()).value()
|
||||
<< " Min(" << alpha1.name() << ") = " << min(alpha1).value()
|
||||
<< " Max(" << alpha1.name() << ") = " << max(alpha1).value()
|
||||
<< endl;
|
||||
|
||||
tmp<surfaceScalarField> talphaPhiUD(alpha1Eqn.flux());
|
||||
alphaPhi = talphaPhiUD();
|
||||
|
||||
if (alphaApplyPrevCorr && talphaPhiCorr0.valid())
|
||||
{
|
||||
Info<< "Applying the previous iteration compression flux" << endl;
|
||||
MULES::correct(alpha1, alphaPhi, talphaPhiCorr0.ref(), 1, 0);
|
||||
|
||||
alphaPhi += talphaPhiCorr0();
|
||||
}
|
||||
|
||||
// Cache the upwind-flux
|
||||
talphaPhiCorr0 = talphaPhiUD;
|
||||
|
||||
alpha2 = 1.0 - alpha1;
|
||||
|
||||
mixture.correct();
|
||||
}
|
||||
|
||||
|
||||
for (int aCorr=0; aCorr<nAlphaCorr; aCorr++)
|
||||
{
|
||||
surfaceScalarField phir(phic*mixture.nHatf());
|
||||
|
||||
alphaPhiUn =
|
||||
(
|
||||
fvc::flux
|
||||
(
|
||||
phi,
|
||||
alpha1,
|
||||
alphaScheme
|
||||
)
|
||||
+ fvc::flux
|
||||
(
|
||||
-fvc::flux(-phir, alpha2, alpharScheme),
|
||||
alpha1,
|
||||
alpharScheme
|
||||
)
|
||||
);
|
||||
|
||||
// Calculate the Crank-Nicolson off-centred alpha flux
|
||||
if (ocCoeff > 0)
|
||||
{
|
||||
alphaPhiUn =
|
||||
cnCoeff*alphaPhiUn + (1.0 - cnCoeff)*alphaPhi.oldTime();
|
||||
}
|
||||
|
||||
if (MULESCorr)
|
||||
{
|
||||
tmp<surfaceScalarField> talphaPhiCorr(alphaPhiUn - alphaPhi);
|
||||
volScalarField alpha10("alpha10", alpha1);
|
||||
|
||||
MULES::correct(alpha1, alphaPhiUn, talphaPhiCorr.ref(), 1, 0);
|
||||
|
||||
// Under-relax the correction for all but the 1st corrector
|
||||
if (aCorr == 0)
|
||||
{
|
||||
alphaPhi += talphaPhiCorr();
|
||||
}
|
||||
else
|
||||
{
|
||||
alpha1 = 0.5*alpha1 + 0.5*alpha10;
|
||||
alphaPhi += 0.5*talphaPhiCorr();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
alphaPhi = alphaPhiUn;
|
||||
|
||||
MULES::explicitSolve(alpha1, phiCN, alphaPhi, 1, 0);
|
||||
}
|
||||
|
||||
alpha2 = 1.0 - alpha1;
|
||||
|
||||
mixture.correct();
|
||||
}
|
||||
|
||||
if (alphaApplyPrevCorr && MULESCorr)
|
||||
{
|
||||
talphaPhiCorr0 = alphaPhi - talphaPhiCorr0;
|
||||
talphaPhiCorr0.ref().rename("alphaPhiCorr0");
|
||||
}
|
||||
else
|
||||
{
|
||||
talphaPhiCorr0.clear();
|
||||
}
|
||||
|
||||
if
|
||||
(
|
||||
word(mesh.ddtScheme("ddt(rho,U)"))
|
||||
== fv::EulerDdtScheme<vector>::typeName
|
||||
)
|
||||
{
|
||||
rhoPhi = alphaPhi*(rho1 - rho2) + phiCN*rho2;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (ocCoeff > 0)
|
||||
{
|
||||
// Calculate the end-of-time-step alpha flux
|
||||
alphaPhi = (alphaPhi - (1.0 - cnCoeff)*alphaPhi.oldTime())/cnCoeff;
|
||||
}
|
||||
|
||||
// Calculate the end-of-time-step mass flux
|
||||
rhoPhi = alphaPhi*(rho1 - rho2) + phi*rho2;
|
||||
}
|
||||
|
||||
Info<< "Phase-1 volume fraction = "
|
||||
<< alpha1.weightedAverage(mesh.Vsc()).value()
|
||||
<< " Min(" << alpha1.name() << ") = " << min(alpha1).value()
|
||||
<< " Max(" << alpha1.name() << ") = " << max(alpha1).value()
|
||||
<< endl;
|
||||
}
|
||||
@ -1,41 +0,0 @@
|
||||
if (nAlphaSubCycles > 1)
|
||||
{
|
||||
dimensionedScalar totalDeltaT = runTime.deltaT();
|
||||
surfaceScalarField rhoPhiSum
|
||||
(
|
||||
IOobject
|
||||
(
|
||||
"rhoPhiSum",
|
||||
runTime.timeName(),
|
||||
mesh
|
||||
),
|
||||
mesh,
|
||||
dimensionedScalar("0", rhoPhi.dimensions(), 0)
|
||||
);
|
||||
|
||||
tmp<volScalarField> trSubDeltaT;
|
||||
|
||||
if (LTS)
|
||||
{
|
||||
trSubDeltaT =
|
||||
fv::localEulerDdt::localRSubDeltaT(mesh, nAlphaSubCycles);
|
||||
}
|
||||
|
||||
for
|
||||
(
|
||||
subCycle<volScalarField> alphaSubCycle(alpha1, nAlphaSubCycles);
|
||||
!(++alphaSubCycle).end();
|
||||
)
|
||||
{
|
||||
#include "alphaEqn.H"
|
||||
rhoPhiSum += (runTime.deltaT()/totalDeltaT)*rhoPhi;
|
||||
}
|
||||
|
||||
rhoPhi = rhoPhiSum;
|
||||
}
|
||||
else
|
||||
{
|
||||
#include "alphaEqn.H"
|
||||
}
|
||||
|
||||
rho == alpha1*rho1 + alpha2*rho2;
|
||||
3
applications/solvers/multiphase/interFoam/alphaSuSp.H
Normal file
3
applications/solvers/multiphase/interFoam/alphaSuSp.H
Normal file
@ -0,0 +1,3 @@
|
||||
zeroField Su;
|
||||
zeroField Sp;
|
||||
zeroField divU;
|
||||
@ -1,6 +1,7 @@
|
||||
EXE_INC = \
|
||||
-I. \
|
||||
-I.. \
|
||||
-I../../VoF \
|
||||
-I$(LIB_SRC)/transportModels/twoPhaseMixture/lnInclude \
|
||||
-I$(LIB_SRC)/transportModels \
|
||||
-I$(LIB_SRC)/transportModels/incompressible/lnInclude \
|
||||
|
||||
@ -47,7 +47,6 @@ Description
|
||||
#include "pimpleControl.H"
|
||||
#include "fvOptions.H"
|
||||
#include "CorrectPhi.H"
|
||||
#include "localEulerDdtScheme.H"
|
||||
#include "fvcSmooth.H"
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
@ -129,7 +128,11 @@ int main(int argc, char *argv[])
|
||||
<< " s" << endl;
|
||||
|
||||
// Do not apply previous time-step mesh compression flux
|
||||
talphaPhiCorr0.clear();
|
||||
// if the mesh topology changed
|
||||
if (mesh.topoChanging())
|
||||
{
|
||||
talphaPhiCorr0.clear();
|
||||
}
|
||||
|
||||
gh = (g & mesh.C()) - ghRef;
|
||||
ghf = (g & mesh.Cf()) - ghRef;
|
||||
|
||||
@ -28,7 +28,7 @@
|
||||
phiHbyA += phig;
|
||||
|
||||
// Update the pressure BCs to ensure flux consistency
|
||||
constrainPressure(p_rgh, U, phiHbyA, rAUf);
|
||||
constrainPressure(p_rgh, U, phiHbyA, rAUf, MRF);
|
||||
|
||||
while (pimple.correctNonOrthogonal())
|
||||
{
|
||||
|
||||
@ -2,7 +2,7 @@
|
||||
========= |
|
||||
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
||||
\\ / O peration |
|
||||
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
|
||||
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
|
||||
\\/ M anipulation |
|
||||
-------------------------------------------------------------------------------
|
||||
License
|
||||
@ -51,7 +51,6 @@ Description
|
||||
#include "pimpleControl.H"
|
||||
#include "fvOptions.H"
|
||||
#include "CorrectPhi.H"
|
||||
#include "localEulerDdtScheme.H"
|
||||
#include "fvcSmooth.H"
|
||||
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
@ -1,6 +1,7 @@
|
||||
EXE_INC = \
|
||||
-I. \
|
||||
-I.. \
|
||||
-I../../VoF \
|
||||
-I$(LIB_SRC)/transportModels/twoPhaseMixture/lnInclude \
|
||||
-IimmiscibleIncompressibleThreePhaseMixture \
|
||||
-IincompressibleThreePhaseMixture \
|
||||
|
||||
@ -19,7 +19,7 @@ if (nAlphaSubCycles > 1)
|
||||
!(++alphaSubCycle).end();
|
||||
)
|
||||
{
|
||||
#include "alphaEqns.H"
|
||||
#include "alphaEqn.H"
|
||||
rhoPhiSum += (runTime.deltaT()/totalDeltaT)*rhoPhi;
|
||||
}
|
||||
|
||||
@ -27,7 +27,7 @@ if (nAlphaSubCycles > 1)
|
||||
}
|
||||
else
|
||||
{
|
||||
#include "alphaEqns.H"
|
||||
#include "alphaEqn.H"
|
||||
}
|
||||
|
||||
{
|
||||
@ -2,7 +2,7 @@
|
||||
========= |
|
||||
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
||||
\\ / O peration |
|
||||
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
|
||||
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
|
||||
\\/ M anipulation |
|
||||
-------------------------------------------------------------------------------
|
||||
License
|
||||
@ -96,7 +96,7 @@ int main(int argc, char *argv[])
|
||||
while (pimple.loop())
|
||||
{
|
||||
#include "alphaControls.H"
|
||||
#include "alphaEqnsSubCycle.H"
|
||||
#include "alphaEqnSubCycle.H"
|
||||
|
||||
mixture.correct();
|
||||
|
||||
|
||||
2
applications/solvers/multiphase/interFoam/rhofs.H
Normal file
2
applications/solvers/multiphase/interFoam/rhofs.H
Normal file
@ -0,0 +1,2 @@
|
||||
const dimensionedScalar& rho1f(rho1);
|
||||
const dimensionedScalar& rho2f(rho2);
|
||||
@ -1,53 +0,0 @@
|
||||
/*---------------------------------------------------------------------------*\
|
||||
========= |
|
||||
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
||||
\\ / O peration |
|
||||
\\ / A nd | Copyright (C) 2011 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/>.
|
||||
|
||||
Global
|
||||
setDeltaT
|
||||
|
||||
Description
|
||||
Reset the timestep to maintain a constant maximum courant Number.
|
||||
Reduction of time-step is immediate, but increase is damped to avoid
|
||||
unstable oscillations.
|
||||
|
||||
\*---------------------------------------------------------------------------*/
|
||||
|
||||
if (adjustTimeStep)
|
||||
{
|
||||
scalar maxDeltaTFact =
|
||||
min(maxCo/(CoNum + SMALL), maxAlphaCo/(alphaCoNum + SMALL));
|
||||
|
||||
scalar deltaTFact = min(min(maxDeltaTFact, 1.0 + 0.1*maxDeltaTFact), 1.2);
|
||||
|
||||
runTime.setDeltaT
|
||||
(
|
||||
min
|
||||
(
|
||||
deltaTFact*runTime.deltaTValue(),
|
||||
maxDeltaT
|
||||
)
|
||||
);
|
||||
|
||||
Info<< "deltaT = " << runTime.deltaTValue() << endl;
|
||||
}
|
||||
|
||||
// ************************************************************************* //
|
||||
@ -1,136 +0,0 @@
|
||||
{
|
||||
volScalarField& rDeltaT = trDeltaT.ref();
|
||||
|
||||
const dictionary& pimpleDict = pimple.dict();
|
||||
|
||||
scalar maxCo
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("maxCo", 0.9)
|
||||
);
|
||||
|
||||
scalar maxAlphaCo
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("maxAlphaCo", 0.2)
|
||||
);
|
||||
|
||||
scalar rDeltaTSmoothingCoeff
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("rDeltaTSmoothingCoeff", 0.1)
|
||||
);
|
||||
|
||||
label nAlphaSpreadIter
|
||||
(
|
||||
pimpleDict.lookupOrDefault<label>("nAlphaSpreadIter", 1)
|
||||
);
|
||||
|
||||
scalar alphaSpreadDiff
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("alphaSpreadDiff", 0.2)
|
||||
);
|
||||
|
||||
scalar alphaSpreadMax
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("alphaSpreadMax", 0.99)
|
||||
);
|
||||
|
||||
scalar alphaSpreadMin
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("alphaSpreadMin", 0.01)
|
||||
);
|
||||
|
||||
label nAlphaSweepIter
|
||||
(
|
||||
pimpleDict.lookupOrDefault<label>("nAlphaSweepIter", 5)
|
||||
);
|
||||
|
||||
scalar rDeltaTDampingCoeff
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("rDeltaTDampingCoeff", 1.0)
|
||||
);
|
||||
|
||||
scalar maxDeltaT
|
||||
(
|
||||
pimpleDict.lookupOrDefault<scalar>("maxDeltaT", GREAT)
|
||||
);
|
||||
|
||||
volScalarField rDeltaT0("rDeltaT0", rDeltaT);
|
||||
|
||||
// Set the reciprocal time-step from the local Courant number
|
||||
rDeltaT.ref() = max
|
||||
(
|
||||
1/dimensionedScalar("maxDeltaT", dimTime, maxDeltaT),
|
||||
fvc::surfaceSum(mag(rhoPhi))()()
|
||||
/((2*maxCo)*mesh.V()*rho())
|
||||
);
|
||||
|
||||
if (maxAlphaCo < maxCo)
|
||||
{
|
||||
// Further limit the reciprocal time-step
|
||||
// in the vicinity of the interface
|
||||
|
||||
volScalarField alpha1Bar(fvc::average(alpha1));
|
||||
|
||||
rDeltaT.ref() = max
|
||||
(
|
||||
rDeltaT(),
|
||||
pos(alpha1Bar() - alphaSpreadMin)
|
||||
*pos(alphaSpreadMax - alpha1Bar())
|
||||
*fvc::surfaceSum(mag(phi))()()
|
||||
/((2*maxAlphaCo)*mesh.V())
|
||||
);
|
||||
}
|
||||
|
||||
// Update tho boundary values of the reciprocal time-step
|
||||
rDeltaT.correctBoundaryConditions();
|
||||
|
||||
Info<< "Flow time scale min/max = "
|
||||
<< gMin(1/rDeltaT.primitiveField())
|
||||
<< ", " << gMax(1/rDeltaT.primitiveField()) << endl;
|
||||
|
||||
if (rDeltaTSmoothingCoeff < 1.0)
|
||||
{
|
||||
fvc::smooth(rDeltaT, rDeltaTSmoothingCoeff);
|
||||
}
|
||||
|
||||
if (nAlphaSpreadIter > 0)
|
||||
{
|
||||
fvc::spread
|
||||
(
|
||||
rDeltaT,
|
||||
alpha1,
|
||||
nAlphaSpreadIter,
|
||||
alphaSpreadDiff,
|
||||
alphaSpreadMax,
|
||||
alphaSpreadMin
|
||||
);
|
||||
}
|
||||
|
||||
if (nAlphaSweepIter > 0)
|
||||
{
|
||||
fvc::sweep(rDeltaT, alpha1, nAlphaSweepIter, alphaSpreadDiff);
|
||||
}
|
||||
|
||||
Info<< "Smoothed flow time scale min/max = "
|
||||
<< gMin(1/rDeltaT.primitiveField())
|
||||
<< ", " << gMax(1/rDeltaT.primitiveField()) << endl;
|
||||
|
||||
// Limit rate of change of time scale
|
||||
// - reduce as much as required
|
||||
// - only increase at a fraction of old time scale
|
||||
if
|
||||
(
|
||||
rDeltaTDampingCoeff < 1.0
|
||||
&& runTime.timeIndex() > runTime.startTimeIndex() + 1
|
||||
)
|
||||
{
|
||||
rDeltaT = max
|
||||
(
|
||||
rDeltaT,
|
||||
(scalar(1.0) - rDeltaTDampingCoeff)*rDeltaT0
|
||||
);
|
||||
|
||||
Info<< "Damped flow time scale min/max = "
|
||||
<< gMin(1/rDeltaT.primitiveField())
|
||||
<< ", " << gMax(1/rDeltaT.primitiveField()) << endl;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user