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ENH: Updated scalarTransport function object to handele compressible codes

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This commit is contained in:
andy
2013-01-31 15:39:28 +00:00
parent 4eee4e0c7e
commit 72e3a7eeb3
2 changed files with 53 additions and 13 deletions
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63
src/postProcessing/functionObjects/utilities/scalarTransport/scalarTransport.C
View File

@ -146,6 +146,7 @@ Foam::scalarTransport::scalarTransport
active_(true),
phiName_("phi"),
UName_("U"),
rhoName_("rho"),
DT_(0.0),
userDT_(false),
resetOnStartUp_(false),
@ -192,6 +193,7 @@ void Foam::scalarTransport::read(const dictionary& dict)
phiName_ = dict.lookupOrDefault<word>("phiName", "phi");
UName_ = dict.lookupOrDefault<word>("UName", "U");
rhoName_ = dict.lookupOrDefault<word>("rhoName", "rho");
userDT_ = false;
if (dict.readIfPresent("DT", DT_))
@ -237,24 +239,59 @@ void Foam::scalarTransport::execute()
relaxCoeff = mesh_.equationRelaxationFactor(schemeVar);
}
// solve
for (label i = 0; i <= nCorr_; i++)
if (phi.dimensions() == dimMass/dimTime)
{
fvScalarMatrix TEqn
(
fvm::ddt(T_)
+ fvm::div(phi, T_, divScheme)
- fvm::laplacian(DT, T_, laplacianScheme)
==
fvOptions_(T_)
);
const volScalarField& rho =
mesh_.lookupObject<volScalarField>(rhoName_);
TEqn.relax(relaxCoeff);
// solve
for (label i = 0; i <= nCorr_; i++)
{
fvScalarMatrix TEqn
(
fvm::ddt(rho, T_)
+ fvm::div(phi, T_, divScheme)
- fvm::laplacian(DT, T_, laplacianScheme)
==
fvOptions_(rho, T_)
);
fvOptions_.constrain(TEqn);
TEqn.relax(relaxCoeff);
TEqn.solve(mesh_.solverDict(UName_));
fvOptions_.constrain(TEqn);
TEqn.solve(mesh_.solverDict(schemeVar));
}
}
else if (phi.dimensions() == dimVolume/dimTime)
{
// solve
for (label i = 0; i <= nCorr_; i++)
{
fvScalarMatrix TEqn
(
fvm::ddt(T_)
+ fvm::div(phi, T_, divScheme)
- fvm::laplacian(DT, T_, laplacianScheme)
==
fvOptions_(T_)
);
TEqn.relax(relaxCoeff);
fvOptions_.constrain(TEqn);
TEqn.solve(mesh_.solverDict(schemeVar));
}
}
else
{
FatalErrorIn("void Foam::scalarTransport::execute()")
<< "Incompatible dimensions for phi: " << phi.dimensions() << nl
<< "Dimensions should be " << dimMass/dimTime << " or "
<< dimVolume/dimTime << endl;
}
Info<< endl;
}

3
src/postProcessing/functionObjects/utilities/scalarTransport/scalarTransport.H
View File

@ -90,6 +90,9 @@ class scalarTransport
//- Name of velocity field (optional)
word UName_;
//- Name of density field (optional)
word rhoName_;
//- Diffusion coefficient (optional)
scalar DT_;