/*--------------------------------*- C++ -*----------------------------------*\ | ========= | | | \\ / F ield | foam-extend: Open Source CFD | | \\ / O peration | Version: 4.1 | | \\ / A nd | Web: http://www.foam-extend.org | | \\/ M anipulation | | \*---------------------------------------------------------------------------*/ FoamFile { version 2.0; format ascii; class dictionary; object fvSolution; } // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // solvers { "(p|pFinal)" //Unstable to change settings for final - iterate more instead { solver PCG; preconditioner DIC; tolerance 1e-07; relTol 0.01; } U { solver BiCGStab; preconditioner DILU; tolerance 1e-06; relTol 0.1; } UFinal { $U; relTol 0; } "(k|epsilon)" { solver BiCGStab; preconditioner DILU; tolerance 1e-06; relTol 0.1; } } PIMPLE { nOuterCorrectors 10; nCorrectors 1; nNonOrthogonalCorrectors 1; } relaxationFactors { p 0.3; U 0.7; UFinal 0.7; // To avoid sudden increase in pressure residual k 0.7; epsilon 0.7; } // ************************************************************************* //