applications/solvers/multiphase/bubbleFoam/wallViscosity.H

   1 {
   2     scalar Cmu25 = ::pow(Cmu.value(), 0.25);
   3     scalar kappa_ = kappa.value();
   4     scalar E_ = E.value();
   5     scalar nub_ = nub.value();
   6
   7     const fvPatchList& patches = mesh.boundary();
   8
   9     forAll(patches, patchi)
  10     {
  11         const fvPatch& currPatch = patches[patchi];
  12
  13         if (isType<wallFvPatch>(currPatch))
  14         {
  15             scalarField& nutw = nutb.boundaryField()[patchi];
  16
  17             forAll(currPatch, facei)
  18             {
  19                 label faceCelli = currPatch.faceCells()[facei];
  20
  21                 // calculate yPlus
  22                 scalar yPlus =
  23                     Cmu25*y[patchi][facei]
  24                    *::sqrt(k[faceCelli])
  25                    /nub_;
  26
  27                 if (yPlus > 11.6)
  28                 {
  29                     nutw[facei] =
  30                         yPlus*nub_*kappa_
  31                        /::log(E_*yPlus)
  32                       - nub_;
  33                 }
  34                 else
  35                 {
  36                     nutw[facei] = 0.0;
  37                 }
  38             }
  39         }
  40     }
  41 }