applications/solvers/multiphase/twoLiquidMixingFoam/p_rghEqn.H

   1 {
   2     volScalarField rUA = 1.0/UEqn.A();
   3     surfaceScalarField rUAf = fvc::interpolate(rUA);
   4
   5     U = rUA*UEqn.H();
   6
   7     surfaceScalarField phiU
   8     (
   9         "phiU",
  10         (fvc::interpolate(U) & mesh.Sf())
  11       + fvc::ddtPhiCorr(rUA, rho, U, phi)
  12     );
  13
  14     phi = phiU - ghf*fvc::snGrad(rho)*rUAf*mesh.magSf();
  15
  16     for(int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
  17     {
  18         fvScalarMatrix p_rghEqn
  19         (
  20             fvm::laplacian(rUAf, p_rgh) == fvc::div(phi)
  21         );
  22
  23         p_rghEqn.setReference(p_rghRefCell, p_rghRefValue);
  24
  25         p_rghEqn.solve
  26         (
  27             mesh.solutionDict().solver
  28             (
  29                 p_rgh.name()
  30               + ((corr == nCorr - 1 && nonOrth == nNonOrthCorr) ? "Final" : "")
  31             )
  32         );
  33
  34         if (nonOrth == nNonOrthCorr)
  35         {
  36             phi -= p_rghEqn.flux();
  37         }
  38     }
  39
  40     p == p_rgh + rho*gh;
  41
  42     if (p_rgh.needReference())
  43     {
  44         p += dimensionedScalar
  45         (
  46             "p",
  47             p.dimensions(),
  48             pRefValue - getRefCellValue(p, p_rghRefCell)
  49         );
  50     }
  51
  52     #include "continuityErrs.H"
  53
  54     U += rUA*fvc::reconstruct((phi - phiU)/rUAf);
  55     U.correctBoundaryConditions();
  56 }