mirror of
https://github.com/ParticulateFlow/CFDEMcoupling-PFM.git
synced 2025-12-08 06:37:44 +00:00
100 lines
2.0 KiB
C
100 lines
2.0 KiB
C
rho = thermo.rho();
|
|
rho = max(rho, rhoMin);
|
|
rho = min(rho, rhoMax);
|
|
rho.relax();
|
|
|
|
if (totalStepCounter%nEveryFlow==0)
|
|
{
|
|
|
|
volScalarField rAU(1.0/UEqn.A());
|
|
surfaceScalarField rhorAUf("rhorAUf", fvc::interpolate(rhoeps*rAU));
|
|
if (modelType=="A")
|
|
{
|
|
rhorAUf *= fvc::interpolate(voidfractionRec);
|
|
}
|
|
volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p));
|
|
|
|
surfaceScalarField phiUs("phiUs", fvc::interpolate(rhoeps*rAU*Ksl*UsRec)& mesh.Sf());
|
|
|
|
|
|
if (pimple.transonic())
|
|
{
|
|
// transonic version not implemented yet
|
|
}
|
|
else
|
|
{
|
|
surfaceScalarField phiHbyA
|
|
(
|
|
"phiHbyA",
|
|
(
|
|
fvc::flux(rhoeps*HbyA)
|
|
)
|
|
);
|
|
|
|
// flux without pressure gradient contribution
|
|
phi = phiHbyA + phiUs;
|
|
|
|
// Update the pressure BCs to ensure flux consistency
|
|
constrainPressure(p, rhoeps, U, phi, rhorAUf);
|
|
|
|
volScalarField Sm0(neg(Sm)*Sm/(p + psmall));
|
|
volScalarField Sm1(pos0(Sm)*Sm);
|
|
|
|
while (pimple.correctNonOrthogonal())
|
|
{
|
|
// Pressure corrector
|
|
fvScalarMatrix pEqn
|
|
(
|
|
fvc::div(phi)
|
|
- fvm::laplacian(rhorAUf, p)
|
|
==
|
|
fvm::Sp(Sm0,p)
|
|
+ Sm1
|
|
+ fvOptions(psi, p, rho.name())
|
|
);
|
|
|
|
pEqn.setReference(pRefCell, pRefValue);
|
|
|
|
pEqn.solve();
|
|
|
|
if (pimple.finalNonOrthogonalIter())
|
|
{
|
|
phi += pEqn.flux();
|
|
}
|
|
}
|
|
#include "monitorMassSource.H"
|
|
}
|
|
|
|
#include "rhoEqn.H"
|
|
#include "compressibleContinuityErrsPU.H"
|
|
|
|
// Explicitly relax pressure for momentum corrector
|
|
p.relax();
|
|
|
|
#include "limitP.H"
|
|
|
|
// Recalculate density from the relaxed pressure
|
|
rho = thermo.rho();
|
|
rho = max(rho, rhoMin);
|
|
rho = min(rho, rhoMax);
|
|
rho.relax();
|
|
Info<< "rho max/min : " << max(rho).value()
|
|
<< " " << min(rho).value() << endl;
|
|
|
|
if (modelType=="A")
|
|
{
|
|
U = HbyA - rAU*(voidfractionRec*fvc::grad(p)-Ksl*UsRec);
|
|
}
|
|
else
|
|
{
|
|
U = HbyA - rAU*(fvc::grad(p)-Ksl*UsRec);
|
|
}
|
|
|
|
#include "limitU.H"
|
|
|
|
U.correctBoundaryConditions();
|
|
fvOptions.correct(U);
|
|
K = 0.5*magSqr(U);
|
|
|
|
}
|