applications/solvers/multiphase/twoLiquidMixingFoam/pEqn.H

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