60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
bool closedVolume = false;
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rho = thermo.rho();
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volScalarField rUA = 1.0/UEqn.A();
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surfaceScalarField rhorUAf("(rho*(1|A(U)))", fvc::interpolate(rho*rUA));
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U = rUA*UEqn.H();
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surfaceScalarField phiU
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(
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fvc::interpolate(rho)
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*(
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(fvc::interpolate(U) & mesh.Sf())
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+ fvc::ddtPhiCorr(rUA, rho, U, phi)
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)
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);
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phi = phiU + rhorUAf*fvc::interpolate(rho)*(g & mesh.Sf());
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while (pimple.correctNonOrthogonal())
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{
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surfaceScalarField rhorUAf = fvc::interpolate(rho*rUA);
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fvScalarMatrix pEqn
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(
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fvm::ddt(psi,p)
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+ fvc::div(phi)
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- fvm::laplacian(rhorUAf, p)
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);
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closedVolume = p.needReference();
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pEqn.solve
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(
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mesh.solutionDict().solver(p.select(pimple.finalInnerIter()))
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);
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if (pimple.finalNonOrthogonalIter())
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{
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phi += pEqn.flux();
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}
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}
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DpDt = fvc::DDt(surfaceScalarField("phiU", phi/fvc::interpolate(rho)), p);
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#include "rhoEqn.H"
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#include "compressibleContinuityErrs.H"
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U += rUA*fvc::reconstruct((phi - phiU)/rhorUAf);
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U.correctBoundaryConditions();
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// For closed-volume cases adjust the pressure and density levels
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// to obey overall mass continuity
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if (closedVolume)
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{
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p +=
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(initialMass - fvc::domainIntegrate(thermo.psi()*p))
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/fvc::domainIntegrate(thermo.psi());
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rho = thermo.rho();
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}
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