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kLowReWallFunction: Limit k to avoid failure of the turbulence model due to division by k

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Henry
2015-02-04 22:11:15 +00:00
parent c257bd7df2
commit 923f4023bb
1 changed files with 3 additions and 0 deletions
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3
src/TurbulenceModels/turbulenceModels/derivedFvPatchFields/wallFunctions/kqRWallFunctions/kLowReWallFunction/kLowReWallFunctionFvPatchScalarField.C
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@ -215,6 +215,9 @@ void kLowReWallFunctionFvPatchScalarField::updateCoeffs()
kw[faceI] *= sqr(uTau); kw[faceI] *= sqr(uTau);
} }
// Limit kw to avoid failure of the turbulence model due to division by kw
kw = max(kw, SMALL);
fixedValueFvPatchField<scalar>::updateCoeffs(); fixedValueFvPatchField<scalar>::updateCoeffs();
// TODO: perform averaging for cells sharing more than one boundary face // TODO: perform averaging for cells sharing more than one boundary face