51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
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{
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volScalarField rUA("rUA", 1.0/UEqn().A());
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surfaceScalarField rUAf("(1|A(U))", fvc::interpolate(rUA));
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U = rUA*UEqn().H();
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UEqn.clear();
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phi = fvc::interpolate(U) & mesh.Sf();
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adjustPhi(phi, U, p_rgh);
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surfaceScalarField buoyancyPhi(rUAf*ghf*fvc::snGrad(rhok)*mesh.magSf());
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phi -= buoyancyPhi;
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for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
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{
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fvScalarMatrix p_rghEqn
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(
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fvm::laplacian(rUAf, p_rgh) == fvc::div(phi)
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);
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p_rghEqn.setReference(pRefCell, pRefValue);
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// retain the residual from the first iteration
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if (nonOrth == 0)
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{
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eqnResidual = p_rghEqn.solve().initialResidual();
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maxResidual = max(eqnResidual, maxResidual);
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}
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else
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{
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p_rghEqn.solve();
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}
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if (nonOrth == nNonOrthCorr)
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{
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// Calculate the conservative fluxes
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phi -= p_rghEqn.flux();
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// Explicitly relax pressure for momentum corrector
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p_rgh.relax();
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// Correct the momentum source with the pressure gradient flux
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// calculated from the relaxed pressure
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U -= rUA*fvc::reconstruct((buoyancyPhi + p_rghEqn.flux())/rUAf);
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U.correctBoundaryConditions();
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}
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}
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#include "continuityErrs.H"
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}
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