fda9aadb3a
e.g. (fvc::interpolate(HbyA) & mesh.Sf()) -> fvc::flux(HbyA) This removes the need to create an intermediate face-vector field when computing fluxes which is more efficient, reduces the peak storage and improved cache coherency in addition to providing a simpler and cleaner API.
50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
{
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volScalarField rAU(1.0/UEqn.A());
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volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p));
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surfaceScalarField phiHbyA("phiHbyA", fvc::flux(HbyA));
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MRF.makeRelative(phiHbyA);
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adjustPhi(phiHbyA, U, p);
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tmp<volScalarField> rAtU(rAU);
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if (simple.consistent())
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{
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rAtU = 1.0/(1.0/rAU - UEqn.H1());
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phiHbyA +=
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fvc::interpolate(rAtU() - rAU)*fvc::snGrad(p)*mesh.magSf();
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HbyA -= (rAU - rAtU())*fvc::grad(p);
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}
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tUEqn.clear();
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// Update the pressure BCs to ensure flux consistency
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constrainPressure(p, U, phiHbyA, rAtU(), MRF);
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// Non-orthogonal pressure corrector loop
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while (simple.correctNonOrthogonal())
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{
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fvScalarMatrix pEqn
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(
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fvm::laplacian(rAtU(), p) == fvc::div(phiHbyA)
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);
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pEqn.setReference(pRefCell, pRefValue);
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pEqn.solve();
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if (simple.finalNonOrthogonalIter())
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{
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phi = phiHbyA - pEqn.flux();
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}
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}
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#include "continuityErrs.H"
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// Explicitly relax pressure for momentum corrector
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p.relax();
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// Momentum corrector
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U = HbyA - rAtU()*fvc::grad(p);
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U.correctBoundaryConditions();
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fvOptions.correct(U);
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}
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