localEulerDdtScheme.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2015 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
#include "localEulerDdtScheme.H"
#include "surfaceInterpolate.H"
#include "fvMatrices.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace fv
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
const volScalarField& localEulerDdtScheme<Type>::localRDeltaT() const
{
    return localEulerDdt::localRDeltaT(mesh());
}
 
 
template<class Type>
tmp<GeometricField<Type, fvPatchField, volMesh> >
localEulerDdtScheme<Type>::fvcDdt
(
    const dimensioned<Type>& dt
)
{
    const volScalarField& rDeltaT = localRDeltaT();
 
    IOobject ddtIOobject
    (
        "ddt(" + dt.name() + ')',
        mesh().time().timeName(),
        mesh()
    );
 
    if (mesh().moving())
    {
        tmp<GeometricField<Type, fvPatchField, volMesh> > tdtdt
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                dimensioned<Type>
                (
                    "0",
                    dt.dimensions()/dimTime,
                    pTraits<Type>::zero
                )
            )
        );
 
        tdtdt().internalField() =
            rDeltaT.internalField()*dt.value()
           *(1.0 - mesh().Vsc0()/mesh().Vsc());
 
        return tdtdt;
    }
    else
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                dimensioned<Type>
                (
                    "0",
                    dt.dimensions()/dimTime,
                    pTraits<Type>::zero
                ),
                calculatedFvPatchField<Type>::typeName
            )
        );
    }
}
 
 
template<class Type>
tmp<GeometricField<Type, fvPatchField, volMesh> >
localEulerDdtScheme<Type>::fvcDdt
(
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    const volScalarField& rDeltaT = localRDeltaT();
 
    IOobject ddtIOobject
    (
        "ddt(" + vf.name() + ')',
        mesh().time().timeName(),
        mesh()
    );
 
    if (mesh().moving())
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                rDeltaT.dimensions()*vf.dimensions(),
                rDeltaT.internalField()*
                (
                    vf.internalField()
                  - vf.oldTime().internalField()*mesh().Vsc0()/mesh().Vsc()
                ),
                rDeltaT.boundaryField()*
                (
                    vf.boundaryField() - vf.oldTime().boundaryField()
                )
            )
        );
    }
    else
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                rDeltaT*(vf - vf.oldTime())
            )
        );
    }
}
 
 
template<class Type>
tmp<GeometricField<Type, fvPatchField, volMesh> >
localEulerDdtScheme<Type>::fvcDdt
(
    const dimensionedScalar& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    const volScalarField& rDeltaT = localRDeltaT();
 
    IOobject ddtIOobject
    (
        "ddt(" + rho.name() + ',' + vf.name() + ')',
        mesh().time().timeName(),
        mesh()
    );
 
    if (mesh().moving())
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                rDeltaT.dimensions()*rho.dimensions()*vf.dimensions(),
                rDeltaT.internalField()*rho.value()*
                (
                    vf.internalField()
                  - vf.oldTime().internalField()*mesh().Vsc0()/mesh().Vsc()
                ),
                rDeltaT.boundaryField()*rho.value()*
                (
                    vf.boundaryField() - vf.oldTime().boundaryField()
                )
            )
        );
    }
    else
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                rDeltaT*rho*(vf - vf.oldTime())
            )
        );
    }
}
 
 
template<class Type>
tmp<GeometricField<Type, fvPatchField, volMesh> >
localEulerDdtScheme<Type>::fvcDdt
(
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    const volScalarField& rDeltaT = localRDeltaT();
 
    IOobject ddtIOobject
    (
        "ddt(" + rho.name() + ',' + vf.name() + ')',
        mesh().time().timeName(),
        mesh()
    );
 
    if (mesh().moving())
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                rDeltaT.dimensions()*rho.dimensions()*vf.dimensions(),
                rDeltaT.internalField()*
                (
                    rho.internalField()*vf.internalField()
                  - rho.oldTime().internalField()
                   *vf.oldTime().internalField()*mesh().Vsc0()/mesh().Vsc()
                ),
                rDeltaT.boundaryField()*
                (
                    rho.boundaryField()*vf.boundaryField()
                  - rho.oldTime().boundaryField()
                   *vf.oldTime().boundaryField()
                )
            )
        );
    }
    else
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                rDeltaT*(rho*vf - rho.oldTime()*vf.oldTime())
            )
        );
    }
}
 
 
template<class Type>
tmp<GeometricField<Type, fvPatchField, volMesh> >
localEulerDdtScheme<Type>::fvcDdt
(
    const volScalarField& alpha,
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    const volScalarField& rDeltaT = localRDeltaT();
 
    IOobject ddtIOobject
    (
        "ddt("+alpha.name()+','+rho.name()+','+vf.name()+')',
        mesh().time().timeName(),
        mesh()
    );
 
    if (mesh().moving())
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                mesh(),
                rDeltaT.dimensions()
               *alpha.dimensions()*rho.dimensions()*vf.dimensions(),
                rDeltaT.internalField()*
                (
                    alpha.internalField()
                   *rho.internalField()
                   *vf.internalField()
 
                  - alpha.oldTime().internalField()
                   *rho.oldTime().internalField()
                   *vf.oldTime().internalField()*mesh().Vsc0()/mesh().Vsc()
                ),
                rDeltaT.boundaryField()*
                (
                    alpha.boundaryField()
                   *rho.boundaryField()
                   *vf.boundaryField()
 
                  - alpha.oldTime().boundaryField()
                   *rho.oldTime().boundaryField()
                   *vf.oldTime().boundaryField()
                )
            )
        );
    }
    else
    {
        return tmp<GeometricField<Type, fvPatchField, volMesh> >
        (
            new GeometricField<Type, fvPatchField, volMesh>
            (
                ddtIOobject,
                rDeltaT
               *(
                   alpha*rho*vf
                 - alpha.oldTime()*rho.oldTime()*vf.oldTime()
                )
            )
        );
    }
}
 
 
template<class Type>
tmp<fvMatrix<Type> >
localEulerDdtScheme<Type>::fvmDdt
(
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    tmp<fvMatrix<Type> > tfvm
    (
        new fvMatrix<Type>
        (
            vf,
            vf.dimensions()*dimVol/dimTime
        )
    );
 
    fvMatrix<Type>& fvm = tfvm();
 
    const scalarField& rDeltaT = localRDeltaT().internalField();
 
    fvm.diag() = rDeltaT*mesh().Vsc();
 
    if (mesh().moving())
    {
        fvm.source() = rDeltaT*vf.oldTime().internalField()*mesh().Vsc0();
    }
    else
    {
        fvm.source() = rDeltaT*vf.oldTime().internalField()*mesh().Vsc();
    }
 
    return tfvm;
}
 
 
template<class Type>
tmp<fvMatrix<Type> >
localEulerDdtScheme<Type>::fvmDdt
(
    const dimensionedScalar& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    tmp<fvMatrix<Type> > tfvm
    (
        new fvMatrix<Type>
        (
            vf,
            rho.dimensions()*vf.dimensions()*dimVol/dimTime
        )
    );
    fvMatrix<Type>& fvm = tfvm();
 
    const scalarField& rDeltaT = localRDeltaT().internalField();
 
    fvm.diag() = rDeltaT*rho.value()*mesh().Vsc();
 
    if (mesh().moving())
    {
        fvm.source() = rDeltaT
            *rho.value()*vf.oldTime().internalField()*mesh().Vsc0();
    }
    else
    {
        fvm.source() = rDeltaT
            *rho.value()*vf.oldTime().internalField()*mesh().Vsc();
    }
 
    return tfvm;
}
 
 
template<class Type>
tmp<fvMatrix<Type> >
localEulerDdtScheme<Type>::fvmDdt
(
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    tmp<fvMatrix<Type> > tfvm
    (
        new fvMatrix<Type>
        (
            vf,
            rho.dimensions()*vf.dimensions()*dimVol/dimTime
        )
    );
    fvMatrix<Type>& fvm = tfvm();
 
    const scalarField& rDeltaT = localRDeltaT().internalField();
 
    fvm.diag() = rDeltaT*rho.internalField()*mesh().Vsc();
 
    if (mesh().moving())
    {
        fvm.source() = rDeltaT
            *rho.oldTime().internalField()
            *vf.oldTime().internalField()*mesh().Vsc0();
    }
    else
    {
        fvm.source() = rDeltaT
            *rho.oldTime().internalField()
            *vf.oldTime().internalField()*mesh().Vsc();
    }
 
    return tfvm;
}
 
 
template<class Type>
tmp<fvMatrix<Type> >
localEulerDdtScheme<Type>::fvmDdt
(
    const volScalarField& alpha,
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& vf
)
{
    tmp<fvMatrix<Type> > tfvm
    (
        new fvMatrix<Type>
        (
            vf,
            alpha.dimensions()*rho.dimensions()*vf.dimensions()*dimVol/dimTime
        )
    );
    fvMatrix<Type>& fvm = tfvm();
 
    const scalarField& rDeltaT = localRDeltaT().internalField();
 
    fvm.diag() = rDeltaT*alpha.internalField()*rho.internalField()*mesh().Vsc();
 
    if (mesh().moving())
    {
        fvm.source() = rDeltaT
            *alpha.oldTime().internalField()
            *rho.oldTime().internalField()
            *vf.oldTime().internalField()*mesh().Vsc0();
    }
    else
    {
        fvm.source() = rDeltaT
            *alpha.oldTime().internalField()
            *rho.oldTime().internalField()
            *vf.oldTime().internalField()*mesh().Vsc();
    }
 
    return tfvm;
}
 
 
template<class Type>
tmp<typename localEulerDdtScheme<Type>::fluxFieldType>
localEulerDdtScheme<Type>::fvcDdtUfCorr
(
    const GeometricField<Type, fvPatchField, volMesh>& U,
    const GeometricField<Type, fvsPatchField, surfaceMesh>& Uf
)
{
    const surfaceScalarField rDeltaT(fvc::interpolate(localRDeltaT()));
 
    fluxFieldType phiCorr
    (
        mesh().Sf() & (Uf.oldTime() - fvc::interpolate(U.oldTime()))
    );
 
    return tmp<fluxFieldType>
    (
        new fluxFieldType
        (
            IOobject
            (
                "ddtCorr(" + U.name() + ',' + Uf.name() + ')',
                mesh().time().timeName(),
                mesh()
            ),
            this->fvcDdtPhiCoeff
            (
                U.oldTime(),
                (mesh().Sf() & Uf.oldTime()),
                phiCorr
            )
           *rDeltaT*phiCorr
        )
    );
}
 
 
template<class Type>
tmp<typename localEulerDdtScheme<Type>::fluxFieldType>
localEulerDdtScheme<Type>::fvcDdtPhiCorr
(
    const GeometricField<Type, fvPatchField, volMesh>& U,
    const fluxFieldType& phi
)
{
    const surfaceScalarField rDeltaT(fvc::interpolate(localRDeltaT()));
 
    fluxFieldType phiCorr
    (
        phi.oldTime() - (mesh().Sf() & fvc::interpolate(U.oldTime()))
    );
 
    return tmp<fluxFieldType>
    (
        new fluxFieldType
        (
            IOobject
            (
                "ddtCorr(" + U.name() + ',' + phi.name() + ')',
                mesh().time().timeName(),
                mesh()
            ),
            this->fvcDdtPhiCoeff(U.oldTime(), phi.oldTime(), phiCorr)
           *rDeltaT*phiCorr
        )
    );
}
 
 
template<class Type>
tmp<typename localEulerDdtScheme<Type>::fluxFieldType>
localEulerDdtScheme<Type>::fvcDdtUfCorr
(
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& U,
    const GeometricField<Type, fvsPatchField, surfaceMesh>& Uf
)
{
    if
    (
        U.dimensions() == dimVelocity
     && Uf.dimensions() == dimDensity*dimVelocity
    )
    {
        const surfaceScalarField rDeltaT(fvc::interpolate(localRDeltaT()));
 
        GeometricField<Type, fvPatchField, volMesh> rhoU0
        (
            rho.oldTime()*U.oldTime()
        );
 
        fluxFieldType phiCorr
        (
            mesh().Sf() & (Uf.oldTime() - fvc::interpolate(rhoU0))
        );
 
        return tmp<fluxFieldType>
        (
            new fluxFieldType
            (
                IOobject
                (
                    "ddtCorr("
                  + rho.name() + ',' + U.name() + ',' + Uf.name() + ')',
                    mesh().time().timeName(),
                    mesh()
                ),
                this->fvcDdtPhiCoeff
                (
                    rhoU0,
                    mesh().Sf() & Uf.oldTime(),
                    phiCorr
                )
               *rDeltaT*phiCorr
            )
        );
    }
    else if
    (
        U.dimensions() == dimDensity*dimVelocity
     && Uf.dimensions() == dimDensity*dimVelocity
    )
    {
        return fvcDdtUfCorr(U, Uf);
    }
    else
    {
        FatalErrorInFunction
            << "dimensions of Uf are not correct"
            << abort(FatalError);
 
        return fluxFieldType::null();
    }
}
 
 
template<class Type>
tmp<typename localEulerDdtScheme<Type>::fluxFieldType>
localEulerDdtScheme<Type>::fvcDdtPhiCorr
(
    const volScalarField& rho,
    const GeometricField<Type, fvPatchField, volMesh>& U,
    const fluxFieldType& phi
)
{
    if
    (
        U.dimensions() == dimVelocity
     && phi.dimensions() == rho.dimensions()*dimVelocity*dimArea
    )
    {
        dimensionedScalar rDeltaT = 1.0/mesh().time().deltaT();
 
        GeometricField<Type, fvPatchField, volMesh> rhoU0
        (
            rho.oldTime()*U.oldTime()
        );
 
        fluxFieldType phiCorr
        (
            phi.oldTime() - (mesh().Sf() & fvc::interpolate(rhoU0))
        );
 
        return tmp<fluxFieldType>
        (
            new fluxFieldType
            (
                IOobject
                (
                    "ddtCorr("
                  + rho.name() + ',' + U.name() + ',' + phi.name() + ')',
                    mesh().time().timeName(),
                    mesh()
                ),
                this->fvcDdtPhiCoeff(rhoU0, phi.oldTime(), phiCorr)
               *rDeltaT*phiCorr
            )
        );
    }
    else if
    (
        U.dimensions() == rho.dimensions()*dimVelocity
     && phi.dimensions() == rho.dimensions()*dimVelocity*dimArea
    )
    {
        return fvcDdtPhiCorr(U, phi);
    }
    else
    {
        FatalErrorInFunction
            << "dimensions of phi are not correct"
            << abort(FatalError);
 
        return fluxFieldType::null();
    }
}
 
 
template<class Type>
tmp<surfaceScalarField> localEulerDdtScheme<Type>::meshPhi
(
    const GeometricField<Type, fvPatchField, volMesh>&
)
{
    return tmp<surfaceScalarField>
    (
        new surfaceScalarField
        (
            IOobject
            (
                "meshPhi",
                mesh().time().timeName(),
                mesh(),
                IOobject::NO_READ,
                IOobject::NO_WRITE,
                false
            ),
            mesh(),
            dimensionedScalar("0", dimVolume/dimTime, 0.0)
        )
    );
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace fv
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //