VirtualMassForce.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2012 OpenFOAM Foundation
     \\/     M anipulation  |
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License
    This file is part of OpenFOAM.
 
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    (at your option) any later version.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "VirtualMassForce.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
template<class CloudType>
Foam::VirtualMassForce<CloudType>::VirtualMassForce
(
    CloudType& owner,
    const fvMesh& mesh,
    const dictionary& dict,
    const word& forceType
)
:
    PressureGradientForce<CloudType>(owner, mesh, dict, forceType),
    Cvm_(readScalar(this->coeffs().lookup("Cvm")))
{}
 
 
template<class CloudType>
Foam::VirtualMassForce<CloudType>::VirtualMassForce
(
    const VirtualMassForce& vmf
)
:
    PressureGradientForce<CloudType>(vmf),
    Cvm_(vmf.Cvm_)
{}
 
 
// * * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * //
 
template<class CloudType>
Foam::VirtualMassForce<CloudType>::~VirtualMassForce()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class CloudType>
void Foam::VirtualMassForce<CloudType>::cacheFields(const bool store)
{
    PressureGradientForce<CloudType>::cacheFields(store);
}
 
 
template<class CloudType>
Foam::forceSuSp Foam::VirtualMassForce<CloudType>::calcCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value =
        PressureGradientForce<CloudType>::calcCoupled(p, dt, mass, Re, muc);
 
    value.Su() *= Cvm_;
 
    return value;
}
 
 
template<class CloudType>
Foam::scalar Foam::VirtualMassForce<CloudType>::massAdd
(
    const typename CloudType::parcelType& p,
    const scalar mass
) const
{
    return mass*p.rhoc()/p.rho()*Cvm_;
}
 
 
// ************************************************************************* //