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TUT: Changing combustion models for fireFoam tutorial cases.

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Changing to Eddy Dissipation Model the combustion casese
for fireFoam
This commit is contained in:
sergio 2019-12-17 16:00:12 -08:00
parent 553fd1e26d
commit 4818af3bef
2 changed files with 17 additions and 59 deletions
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60
tutorials/combustion/fireFoam/LES/smallPoolFire2D/constant/combustionProperties
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@ -15,66 +15,24 @@ FoamFile
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
combustionModel infinitelyFastChemistry;
combustionModel EDM;
//combustionModel FSD;
//combustionModel diffusionMulticomponent;
//NOTE: To use diffusionMulticomponent combustion model you need to rename files:
// reactions.twoSteps -> reactions
// thermophysicalProperties.twoSteps -> thermophysicalProperties
EDMCoeffs
{
semiImplicit no;
Cd 1;
CEDC 1;
}
active true;
/*
infinitelyFastChemistryCoeffs
{
semiImplicit no;
C 5.0;
}
*/
diffusionMulticomponentCoeffs
{
Ci (1.0 1.5);
fuels (CH4 CO);
oxidants (O2 O2);
YoxStream (0.23 0.23);
YfStream (1.0 1.0);
sigma (0.02 0.02);
oxidantRes (0.015 0.005);
ftCorr (0 0);
laminarIgn false;
}
FSDCoeffs
{
semiImplicit no;
Cv 0.1;
ftVarMin 1e-2;
reactionRateFlameArea relaxation;
fuel Methane;
semiImplicit no;
relaxationCoeffs
{
C 2.0;
alpha 1.0;
Methane
{
omega0 0.5;
eta -0.013;
omegaMin 0.01;
sigmaExt 470;
}
Propane
{
omega0 0.4;
eta -0.00656;
omegaMin 0.01;
sigmaExt 450;
}
}
}
// ************************************************************************* //

16
tutorials/combustion/fireFoam/LES/smallPoolFire3D/constant/combustionProperties
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@ -16,15 +16,15 @@ FoamFile
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
combustionModel infinitelyFastChemistry;
combustionModel EDM;
EDMCoeffs
{
semiImplicit no;
Cd 1;
CEDC 1;
}
active on;
infinitelyFastChemistryCoeffs
{
semiImplicit no;
C 5.0;
}
// ************************************************************************* //