phasicFlow/tutorials/sphereGranFlow/drum-PeriodicBoundary/caseSetup/interaction

/* -------------------------------*- C++ -*--------------------------------- *\ 
|  phasicFlow File                                                            | 
|  copyright: www.cemf.ir                                                     | 
\* ------------------------------------------------------------------------- */ 
objectName interaction;
objectType dicrionary;
fileFormat  ASCII;
/*---------------------------------------------------------------------------*/


materials       (prop1);         // a list of materials names

densities       (1000.0);        // density of materials [kg/m3]

contactListType sortedContactList;

contactSearch
{
    method          NBS;          // method for broad search 

    updateInterval  10;

    sizeRatio       1.1;

    cellExtent      0.55;

    adjustableBox   Yes;
}

model
{
    contactForceModel       nonLinearNonLimited;

    rollingFrictionModel    normal;

    Yeff    (1.0e6);   // Young modulus [Pa]

    Geff    (0.8e6);   // Shear modulus [Pa]

    nu      (0.25);    // Poisson's ratio [-]

    en      (0.7);     // coefficient of normal restitution

    mu      (0.3);     // dynamic friction 

    mur     (0.1);     // rolling friction  
}