47 lines
972 B
C
47 lines
972 B
C
{
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// Detach patches
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# include "detachPatches.H"
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# include "readPISOControls.H"
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# include "CourantNo.H"
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fvVectorMatrix UEqn
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(
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fvm::ddt(U)
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+ fvm::div(phi, U)
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- fvm::laplacian(nu, U)
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);
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solve(UEqn == -fvc::grad(p));
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// --- PISO loop
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for (int corr = 0; corr < nCorr; corr++)
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{
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U = UEqn.H()/UEqn.A();
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U.correctBoundaryConditions();
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phi = fvc::interpolate(U) & mesh.Sf();
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for (int nonOrth = 0; nonOrth <= nNonOrthCorr; nonOrth++)
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{
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fvScalarMatrix pEqn
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(
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fvm::laplacian(1.0/UEqn.A(), p) == fvc::div(phi)
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);
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pEqn.setReference(pRefCell, pRefValue);
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pEqn.solve();
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if (nonOrth == nNonOrthCorr)
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{
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phi -= pEqn.flux();
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}
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}
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# include "continuityErrs.H"
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U -= fvc::grad(p)/UEqn.A();
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U.correctBoundaryConditions();
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}
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}
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