43 lines
995 B
C
43 lines
995 B
C
fvVectorMatrix UEqn
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(
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fvm::ddt(alphac, rho, U)
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+ fvm::div(alphacPhi, U)
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- fvm::laplacian(alphac*turbulence->muEff(),U)
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- fvc::div(alphac*turbulence->muEff()*dev2(fvc::grad(U)().T()))
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- fvm::Sp(fvc::ddt(alphac,rho) + fvc::div(alphacPhi), U)
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==
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cloudSU
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+ fvOptions(alphac,rho, U)
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);
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UEqn.relax();
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volScalarField rAU(1.0/UEqn.A());
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surfaceScalarField rAUf("rAUf", fvc::interpolate(rAU));
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surfaceScalarField rhorAUf("rhorAUf", fvc::interpolate(rho*rAU));
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surfaceScalarField phicForces
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(
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(fvc::interpolate(rAU*cloudVolSUSu) & mesh.Sf())
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+ alphacf*rhorAUf*(g & mesh.Sf())
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);
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fvOptions.constrain(UEqn);
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if (pimple.momentumPredictor())
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{
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solve
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(
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UEqn
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==
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fvc::reconstruct
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(
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phicForces/rAUf
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)
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- fvc::grad(p)
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);
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fvOptions.correct(U);
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K = 0.5*magSqr(U);
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}
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