phasicFlow/tutorials/sphereGranFlow/binarySystemOfParticles/caseSetup/interaction

/* -------------------------------*- C++ -*--------------------------------- *\ 
|  phasicFlow File                                                            | 
|  copyright: www.cemf.ir                                                     | 
\* ------------------------------------------------------------------------- */ 
objectName  interaction;
objectType  dicrionary;
fileFormat  ASCII;
/*---------------------------------------------------------------------------*/
materials                     (prop1);           // properties of material

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;

   // Property (solid-solid Properties)

   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

   et       (1.0);                               // coefficient of tangential restitution 

   mu       (0.3);                               // dynamic friction 

   mur      (0.1);                               // rolling friction     
}