pEqn.H

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volScalarField rAU(1.0/UEqn.A());
surfaceScalarField rAUf("rAUf", fvc::interpolate(rAU));
volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p_gh));
 
if (pimple.nCorrPISO() <= 1)
{
    tUEqn.clear();
}
 
surfaceScalarField phiHbyA
(
    "phiHbyA",
    fvc::flux(HbyA)
  + MRF.zeroFilter(rAUf*fvc::ddtCorr(U, phi))
);
 
MRF.makeRelative(phiHbyA);
adjustPhi(phiHbyA, U, p_gh);
 
// Update the pressure BCs to ensure flux consistency
constrainPressure(p_gh, U, phiHbyA, rAUf);
 
// Non-orthogonal pressure corrector loop
while (pimple.correctNonOrthogonal())
{
    fvScalarMatrix p_ghEqn
    (
        fvm::laplacian(rAUf, p_gh) == fvc::div(phiHbyA)
    );
 
    p_ghEqn.setReference(p_ghRefCell, p_ghRefValue);
 
    p_ghEqn.solve(p_gh.select(pimple.finalInnerIter()));
 
    if (pimple.finalNonOrthogonalIter())
    {
        phi = phiHbyA - p_ghEqn.flux();
    }
}
 
#include "continuityErrs.H"
 
// Explicitly relax pressure for momentum corrector
p_gh.relax();
 
p = p_gh + (g & mesh.C());
 
U = HbyA - rAU*fvc::grad(p_gh);
U.correctBoundaryConditions();
fvOptions.correct(U);