phasicFlow/tutorials/sphereGranFlow/rotatingDrumMedium/caseSetup/interaction

/* -------------------------------*- C++ -*--------------------------------- *\ 
|  phasicFlow File                                                            | 
|  copyright: www.cemf.ir                                                     | 
\* ------------------------------------------------------------------------- */ 
objectName interaction;
objectType dicrionary;
fileFormat  ASCII;
/*---------------------------------------------------------------------------*/
materials        (glassMat wallMat);                       // a list of materials names

densities             (2500.0 2500);                       // 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    nonLinearLimited;

   rollingFrictionModel           normal;

   /*
      Property (glassMat-glassMat      glassMat-wallMat
                                       wallMat-wallMat);
   */

   Yeff (1.0e6 1.0e6  
               1.0e6);                                     // Young modulus [Pa]
   
   Geff (0.8e6 0.8e6  
               0.8e6);                                     // Shear modulus [Pa]

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

   en (0.97     0.85   
                1.00);                                     // coefficient of normal restitution

   et (1.0       1.0    
                 1.0);                                     // coefficient of tangential restitution 

   mu (0.65     0.65   
                0.65);                                     // dynamic friction 

   mur (0.1      0.1    
                 0.1);                                     // rolling friction        
}