openfoam/applications/solvers/heatTransfer/chtMultiRegionFoam/fluid/YEqn.H
Mark Olesen 3d8a6a5433 ENH: use GeometricField clamp_min, clamp_max, clamp_range
- newer naming allows for less confusing code.
  Eg,
      max(lower)  ->  clamp_min(lower)
      min(upper)  ->  clamp_max(upper)

- prefer combined method, for few operations.
  Eg,
      max(lower) + min(upper) -> clamp_range(lower, upper)

  The updated naming also helps avoid some obvious coding errors.
  Eg,

     Re.min(1200.0);
     Re.max(18800.0);

  instead of
     Re.clamp_range(1200.0, 18800.0);

- can also use implicit conversion of zero_one to MinMax<Type> for
  this type of code:

      lambda_.clamp_range(zero_one{});
2023-02-21 10:05:26 +01:00

62 lines
1.2 KiB
C

tmp<fv::convectionScheme<scalar>> mvConvection(nullptr);
if (Y.size())
{
mvConvection = tmp<fv::convectionScheme<scalar>>
(
fv::convectionScheme<scalar>::New
(
mesh,
fields,
phi,
mesh.divScheme("div(phi,Yi_h)")
)
);
}
{
reaction.correct();
Qdot = reaction.Qdot();
volScalarField Yt
(
IOobject("Yt", runTime.timeName(), mesh),
mesh,
dimensionedScalar("Yt", dimless, 0)
);
forAll(Y, i)
{
if (i != inertIndex && composition.active(i))
{
volScalarField& Yi = Y[i];
fvScalarMatrix YiEqn
(
fvm::ddt(rho, Yi)
+ mvConvection->fvmDiv(phi, Yi)
- fvm::laplacian(turbulence.muEff(), Yi)
==
reaction.R(Yi)
+ fvOptions(rho, Yi)
);
YiEqn.relax();
fvOptions.constrain(YiEqn);
YiEqn.solve(mesh.solver("Yi"));
fvOptions.correct(Yi);
Yi.clamp_min(0);
Yt += Yi;
}
}
if (Y.size())
{
Y[inertIndex] = scalar(1) - Yt;
Y[inertIndex].clamp_min(0);
}
}