foam-extend4.1-coherent-io/tutorials/immersedBoundary/sphereInChannel/system/fvSolution

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM Extend Project: Open Source CFD        |
|  \\    /   O peration     | Version:  1.6-ext                               |
|   \\  /    A nd           | Web:      www.extend-project.de                 |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      fvSolution;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

solvers
{
//     p
//     {
//         solver           CG;
//         preconditioner   Cholesky;

//         minIter          1;
//         maxIter          1000;
//         tolerance        1e-06;
//         relTol           0;
//     }

    // p
    // {
    //     solver          GAMG;
    //     tolerance       1e-07;
    //     relTol          0;
    //     minIter 1;
    //     smoother        GaussSeidel;
    //     cacheAgglomeration true;
    //     nCellsInCoarsestLevel 10;
    //     agglomerator    faceAreaPair;
    //     mergeLevels     1;
    // }

    p
    {
        solver          amgSolver;
        cycle           W-cycle;
        policy          PAMG;
        nPreSweeps      0;
        nPostSweeps     2;
        groupSize       4;
        minCoarseEqns   50;
        nMaxLevels      100;
        scale           on;
        smoother        ILU;

        minIter    1;
        maxIter    200;
        tolerance  1e-8;
        relTol     0.0;
    }

    U
    {
        solver           BiCGStab;
        preconditioner   ILU0;

        minIter          1;
        maxIter          1000;
        tolerance        1e-08;
        relTol           0;
    };
}

SIMPLE
{
    nNonOrthogonalCorrectors 2;

    // pRefPoint (0 -0.45 0.05);
    // pRefValue 0;
}

PIMPLE
{
    nOuterCorrectors 1;
    nCorrectors     4;
    nNonOrthogonalCorrectors 0;

    // pRefPoint (0 -0.45 0.05);
    // pRefValue 0;
}

// ************************************************************************* //