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

   mu       (0.3);                               // dynamic friction 

   mur      (0.1);                               // rolling friction     
}