C++ (Cpp) parcelType::rhoc Examples

Example #1

File: VirtualMassForce.C Project: ADGlassby/OpenFOAM-2.2.x

Foam::scalar Foam::VirtualMassForce<CloudType>::massAdd
(
    const typename CloudType::parcelType& p,
    const scalar mass
) const
{
    return mass*p.rhoc()/p.rho()*Cvm_;
}

Example #2

File: GravityForce.C Project: Washino/WM_PROJECT_USER_DIR

Foam::forceSuSp Foam::GravityForce<CloudType>::calcNonCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value(vector::zero, 0.0);

    value.Su() = mass*g_*(1.0 - p.rhoc()/p.rho());

    return value;
}

Example #3

File: BrownianMotionForce.C Project: Kiiree/OpenFOAM-dev

Foam::forceSuSp Foam::BrownianMotionForce<CloudType>::calcCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value(vector::zero, 0.0);

    const scalar dp = p.d();
    const scalar Tc = p.Tc();

    const scalar eta = rndGen_.sample01<scalar>();
    const scalar alpha = 2.0*lambda_/dp;
    const scalar cc = 1.0 + alpha*(1.257 + 0.4*exp(-1.1/alpha));

    const scalar sigma = physicoChemical::sigma.value();

    scalar f = 0.0;
    if (turbulence_)
    {
        const label cellI = p.cell();
        const volScalarField& k = *kPtr_;
        const scalar kc = k[cellI];
        const scalar Dp = sigma*Tc*cc/(3*mathematical::pi*muc*dp);
        f = eta/mass*sqrt(2.0*sqr(kc)*sqr(Tc)/(Dp*dt));
    }
    else
    {
        const scalar rhoRatio = p.rho()/p.rhoc();
        const scalar s0 =
            216*muc*sigma*Tc/(sqr(mathematical::pi)*pow5(dp)*(rhoRatio)*cc);
        f = eta*sqrt(mathematical::pi*s0/dt);
    }

    const scalar sqrt2 = sqrt(2.0);
    for (label i = 0; i < 3; i++)
    {
        const scalar x = rndGen_.sample01<scalar>();
        const scalar eta = sqrt2*erfInv(2*x - 1.0);
        value.Su()[i] = mass*f*eta;
    }

    return value;
}

Example #4

File: PressureGradientForce.C Project: mattijsjanssens/OpenFOAM-dev

Foam::forceSuSp Foam::PressureGradientForce<CloudType>::calcCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value(Zero, 0.0);

    vector DUcDt =
        DUcDtInterp().interpolate(p.position(), p.currentTetIndices());

    value.Su() = mass*p.rhoc()/p.rho()*DUcDt;

    return value;
}

Example #5

File: LiftForce.C Project: ADGlassby/OpenFOAM-2.2.x

Foam::forceSuSp Foam::LiftForce<CloudType>::calcCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value(vector::zero, 0.0);

    vector curlUc =
        curlUcInterp().interpolate(p.position(), p.currentTetIndices());

    scalar Cl = this->Cl(p, curlUc, Re, muc);

    value.Su() = mass/p.rho()*p.d()/2.0*p.rhoc()*Cl*((p.Uc() - p.U())^curlUc);

    return value;
}

Example #6

File: SRFForce.C Project: EricAlex/OpenFOAM-dev

Foam::forceSuSp Foam::SRFForce<CloudType>::calcNonCoupled
(
    const typename CloudType::parcelType& p,
    const scalar dt,
    const scalar mass,
    const scalar Re,
    const scalar muc
) const
{
    forceSuSp value(Zero, 0.0);

    const typename SRF::SRFModel& srf = *srfPtr_;

    const vector& omega = srf.omega().value();

    const vector& r = p.position();

    // Coriolis and centrifugal acceleration terms
    value.Su() =
        mass*(1.0 - p.rhoc()/p.rho())
       *(2.0*(p.U() ^ omega) + (omega ^ (r ^ omega)));

    return value;
}