ef44df91f2
OLD:
pEqn.solve(mesh.solver(p.select(piso.finalInnerIter())));
pEqn.solve(mesh.solver("Yi"));
NEW:
pEqn.solve(p.select(piso.finalInnerIter()));
pEqn.solve("Yi");
121 lines
2.5 KiB
C
121 lines
2.5 KiB
C
if (!pimple.SIMPLErho())
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{
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rho = thermo.rho();
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}
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// Thermodynamic density needs to be updated by psi*d(p) after the
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// pressure solution
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const volScalarField psip0(psi*p);
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volScalarField rAU(1.0/UEqn.A());
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surfaceScalarField rhorAUf("rhorAUf", fvc::interpolate(rho*rAU));
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volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p));
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if (pimple.nCorrPISO() <= 1)
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{
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tUEqn.clear();
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}
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surfaceScalarField phiHbyA
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(
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"phiHbyA",
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fvc::interpolate(rho)*fvc::flux(HbyA)
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+ MRF.zeroFilter(rhorAUf*fvc::ddtCorr(rho, U, phi, rhoUf))
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);
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fvc::makeRelative(phiHbyA, rho, U);
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MRF.makeRelative(fvc::interpolate(rho), phiHbyA);
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// Update the pressure BCs to ensure flux consistency
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constrainPressure(p, rho, U, phiHbyA, rhorAUf, MRF);
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if (pimple.transonic())
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{
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surfaceScalarField phid
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(
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"phid",
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(fvc::interpolate(psi)/fvc::interpolate(rho))*phiHbyA
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);
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phiHbyA -= fvc::interpolate(psi*p)*phiHbyA/fvc::interpolate(rho);
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fvScalarMatrix pDDtEqn
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(
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fvc::ddt(rho) + psi*correction(fvm::ddt(p))
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+ fvc::div(phiHbyA) + fvm::div(phid, p)
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==
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fvOptions(psi, p, rho.name())
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);
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while (pimple.correctNonOrthogonal())
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{
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fvScalarMatrix pEqn(pDDtEqn - fvm::laplacian(rhorAUf, p));
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// Relax the pressure equation to ensure diagonal-dominance
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pEqn.relax();
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pEqn.solve(p.select(pimple.finalInnerIter()));
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if (pimple.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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}
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else
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{
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fvScalarMatrix pDDtEqn
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(
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fvc::ddt(rho) + psi*correction(fvm::ddt(p))
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+ fvc::div(phiHbyA)
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==
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fvOptions(psi, p, rho.name())
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);
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while (pimple.correctNonOrthogonal())
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{
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fvScalarMatrix pEqn(pDDtEqn - fvm::laplacian(rhorAUf, p));
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pEqn.solve(p.select(pimple.finalInnerIter()));
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if (pimple.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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}
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// Explicitly relax pressure for momentum corrector
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p.relax();
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U = HbyA - rAU*fvc::grad(p);
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U.correctBoundaryConditions();
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fvOptions.correct(U);
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K = 0.5*magSqr(U);
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if (pressureControl.limit(p))
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{
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p.correctBoundaryConditions();
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}
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thermo.correctRho(psi*p - psip0, rhoMin, rhoMax) ;
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#include "rhoEqn.H"
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#include "compressibleContinuityErrs.H"
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rho = thermo.rho();
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// Correct rhoUf if the mesh is moving
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fvc::correctRhoUf(rhoUf, rho, U, phi);
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if (thermo.dpdt())
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{
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dpdt = fvc::ddt(p);
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if (mesh.moving())
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{
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dpdt -= fvc::div(fvc::meshPhi(rho, U), p);
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}
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}
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