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Multiphase solvers: Update p_rgh following density changes

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This commit is contained in:
Henry Weller
2016-05-03 15:51:15 +01:00
parent 001e172fed
commit 92c4c12a08
9 changed files with 33 additions and 12 deletions
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4
applications/solvers/multiphase/compressibleInterFoam/compressibleInterDyMFoam/compressibleInterDyMFoam.C
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@ -146,6 +146,10 @@ int main(int argc, char *argv[])
rho = alpha1*rho1 + alpha2*rho2;
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
p_rgh.correctBoundaryConditions();
runTime.write();
Info<< "ExecutionTime = "

4
applications/solvers/multiphase/compressibleInterFoam/compressibleInterDyMFoam/pEqn.H
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@ -116,6 +116,10 @@
rho = alpha1*rho1 + alpha2*rho2;
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
p_rgh.correctBoundaryConditions();
K = 0.5*magSqr(U);
Info<< "max(U) " << max(mag(U)).value() << endl;

6
applications/solvers/multiphase/compressibleInterFoam/pEqn.H
View File

@ -101,14 +101,16 @@
}
}
// p = max(p_rgh + (alpha1*rho1 + alpha2*rho2)*gh, pMin);
// Update densities from change in p_rgh
rho1 += psi1*(p_rgh - p_rgh_0);
rho2 += psi2*(p_rgh - p_rgh_0);
rho = alpha1*rho1 + alpha2*rho2;
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
p_rgh.correctBoundaryConditions();
K = 0.5*magSqr(U);
Info<< "max(U) " << max(mag(U)).value() << endl;

7
applications/solvers/multiphase/compressibleMultiphaseInterFoam/pEqn.H
View File

@ -95,9 +95,6 @@
if (pimple.finalNonOrthogonalIter())
{
// p = max(p_rgh + mixture.rho()*gh, pMin);
// p_rgh = p - mixture.rho()*gh;
phasei = 0;
forAllIter
(
@ -125,6 +122,10 @@
mixture.correctRho(p_rgh - p_rgh_0);
rho = mixture.rho();
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
p_rgh.correctBoundaryConditions();
K = 0.5*magSqr(U);
Info<< "max(U) " << max(mag(U)).value() << endl;

8
applications/solvers/multiphase/reactingEulerFoam/reactingMultiphaseEulerFoam/pU/pEqn.H
View File

@ -92,6 +92,11 @@ while (pimple.correct())
// Update continuity errors due to temperature changes
fluid.correct();
volScalarField rho("rho", fluid.rho());
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
PtrList<volVectorField> HbyAs(phases.size());
forAll(phases, phasei)
@ -121,9 +126,6 @@ while (pimple.correct())
);
}
// Mean density for buoyancy force and p_rgh -> p
volScalarField rho("rho", fluid.rho());
surfaceScalarField ghSnGradRho
(
"ghSnGradRho",

1
applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/pU/pEqn.H
View File

@ -85,6 +85,7 @@ while (pimple.correct())
{
// Update continuity errors due to temperature changes
fluid.correct();
volScalarField rho("rho", fluid.rho());
// Correct p_rgh for consistency with p and the updated densities

1
applications/solvers/multiphase/reactingEulerFoam/reactingTwoPhaseEulerFoam/pUf/pEqn.H
View File

@ -95,6 +95,7 @@ while (pimple.correct())
{
// Update continuity errors due to temperature changes
fluid.correct();
volScalarField rho("rho", fluid.rho());
// Correct p_rgh for consistency with p and the updated densities

8
applications/solvers/multiphase/twoPhaseEulerFoam/pU/pEqn.H
View File

@ -83,6 +83,11 @@ while (pimple.correct())
// Update continuity errors due to temperature changes
#include "correctContErrs.H"
volScalarField rho("rho", fluid.rho());
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
// Correct fixed-flux BCs to be consistent with the velocity BCs
MRF.correctBoundaryFlux(U1, phi1);
MRF.correctBoundaryFlux(U2, phi2);
@ -113,9 +118,6 @@ while (pimple.correct())
*rho2*U2.oldTime()/runTime.deltaT()
);
// Mean density for buoyancy force and p_rgh -> p
volScalarField rho("rho", fluid.rho());
surfaceScalarField ghSnGradRho
(
"ghSnGradRho",

6
applications/solvers/multiphase/twoPhaseEulerFoam/pUf/pEqn.H
View File

@ -95,6 +95,11 @@ while (pimple.correct())
// Update continuity errors due to temperature changes
#include "correctContErrs.H"
volScalarField rho("rho", fluid.rho());
// Correct p_rgh for consistency with p and the updated densities
p_rgh = p - rho*gh;
surfaceScalarField rhof1(fvc::interpolate(rho1));
surfaceScalarField rhof2(fvc::interpolate(rho2));
@ -114,7 +119,6 @@ while (pimple.correct())
max(alphaf2, phase2.residualAlpha())*rAUf2
);
volScalarField rho("rho", fluid.rho());
surfaceScalarField ghSnGradRho
(
"ghSnGradRho",