kinematicCloudProperties 3.5 KB
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/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
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|  \\    /   O peration     | Version:  v2206                                 |
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|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
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    object      kinematicCloudProperties;
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}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

solution
{
    active          true;
    coupled         false;
    transient       yes;
    cellValueSourceCorrection off;
    maxCo           0.3;

    averagingMethod dual;

    sourceTerms
    {
        schemes
        {
            U       semiImplicit 1;
        }
    }

    interpolationSchemes
    {
        rho             cell;
        U.air           cellPoint;
        mu.air          cell;
        rho.air         cell;
    }

    integrationSchemes
    {
        U               Euler;
    }
}

constantProperties
{
    rho0            1000;
    alphaMax        0.9;
}

subModels
{
    particleForces
    {
        gravity;

        ErgunWenYuDrag
        {
           alphac alpha.air;
        }
    }

    injectionModels
    {
        model1
        {
            type            patchInjection;
            parcelBasisType fixed;
            patch           inlet;
            U0              (0.3 0 0);
            nParticle       1;
            parcelsPerSecond  20000;

            sizeDistribution
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            {
                type uniform;
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                uniformDistribution
                {
                    minValue        5e-03;
                    maxValue        5e-03;
                }
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            }
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            flowRateProfile constant 1;
            massTotal       2000000;
            SOI             0;
            duration        2;
        }
    }

    dispersionModel none;

    surfaceFilmModel none;

    patchInteractionModel standardWallInteraction;

    standardWallInteractionCoeffs
    {
        type        rebound;    //  stick, escape
        e           0.6;        //  elasticity coeff
        mu          0.09;       //  tan coeff
        UrMax       1e-4;       //  relative U of particle after collision
                                //  bellow which the particle is considered
                                //  at the same U as the patch and deleted
    }

    stochasticCollisionModel none;

    packingModel explicit;

    explicitCoeffs
    {
        particleStressModel
        {
            type        HarrisCrighton;
            alphaPacked 0.6;
            pSolid      8.0;
            beta        2;
            eps         1.0e-7;
        }
        correctionLimitingMethod
        {
            type        absolute;
            e           0.7;
        }
    }

    dampingModel none;

    relaxationCoeffs
    {
        timeScaleModel
        {
            type        isotropic;
            alphaPacked 0.6;
            e           0.88;
        }
    }

    isotropyModel none;

    stochasticCoeffs
    {
        timeScaleModel
        {
            type isotropic;
            alphaPacked 0.6;
            e 0.8;
        }
    }
}

cloudFunctions
{}


// ************************************************************************* //