TomiyamaLiftForce.C

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2012-2020 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 "TomiyamaLiftForce.H"
 
// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //
 
template<class CloudType>
Foam::scalar Foam::TomiyamaLiftForce<CloudType>::TomiyamaLiftForce::Cl
(
    const typename CloudType::parcelType& p,
    const typename CloudType::parcelType::trackingData& td,
    const vector& curlUc,
    const scalar Re,
    const scalar muc
) const
{
    const vector& g = this->owner().g().value();
 
    scalar Eo = p.Eo(td, sigma_);
    scalar dH = p.d()*cbrt(1.0 + 0.163*pow(Eo, 0.757));
    scalar Eod = p.Eo(g, p.rho(), td.rhoc(), p.U(), dH, sigma_);
    scalar f = 0.00105*pow3(Eod) - 0.0159*sqr(Eod) - 0.0204*Eod + 0.474;
 
    if (Eod <= 4)
    {
        return min(0.288*tanh(0.121*Re), f);
    }
    else if ((Eod > 4) && (Eod <= 10))
    {
        return f;
    }
    else
    {
        return -0.27;
    }
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
template<class CloudType>
Foam::TomiyamaLiftForce<CloudType>::TomiyamaLiftForce
(
    CloudType& owner,
    const fvMesh& mesh,
    const dictionary& dict,
    const word& forceType
)
:
    LiftForce<CloudType>(owner, mesh, dict, forceType),
    sigma_(this->coeffs().template lookup<scalar>("sigma"))
{}
 
 
template<class CloudType>
Foam::TomiyamaLiftForce<CloudType>::TomiyamaLiftForce
(
    const TomiyamaLiftForce& lf
)
:
    LiftForce<CloudType>(lf),
    sigma_(lf.sigma_)
{}
 
 
// * * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * //
 
template<class CloudType>
Foam::TomiyamaLiftForce<CloudType>::~TomiyamaLiftForce()
{}
 
 
// ************************************************************************* //