42 lines
1,005 B
C
42 lines
1,005 B
C
{
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// Solve the rothalpy equation
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T.storePrevIter();
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// Create relative velocity
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Urel == U;
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mrfZones.relativeVelocity(Urel);
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// Create rotational velocity (= omega x r)
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Urot = U - Urel;
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fvScalarMatrix iEqn
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(
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fvm::ddt(rho, i)
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+ fvm::div(phi, i)
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- fvm::laplacian(turbulence->alphaEff(), i)
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==
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// Viscous heating: note sign (devRhoReff has a minus in it)
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- (turbulence->devRhoReff() && fvc::grad(Urel))
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);
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iEqn.relax();
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eqnResidual = iEqn.solve().initialResidual();
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maxResidual = max(eqnResidual, maxResidual);
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// Calculate enthalpy out of rothalpy
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h = i + 0.5*magSqr(Urot);
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h.correctBoundaryConditions();
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// Bound the enthalpy using TMin and TMax
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volScalarField Cp = thermo.Cp();
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h = Foam::min(h, TMax*Cp);
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h = Foam::max(h, TMin*Cp);
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h.correctBoundaryConditions();
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// Re-initialise rothalpy based on limited enthalpy
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i = h - 0.5*magSqr(Urot);
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thermo.correct();
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}
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