chrono::granular::ChGranParams_trimesh Struct Reference

Description

Extra parameters needed for triangle-sphere contact.

#include <ChGranularTriMesh.h>

Collaboration diagram for chrono::granular::ChGranParams_trimesh:

Public Attributes

float K_n_s2m_SU
 Sphere-to-mesh normal stiffness, expressed in SU (Hertzian spring)
 
float K_t_s2m_SU
 Sphere-to-mesh tangent stiffness, expressed in SU (Hertzian spring)
 
float Gamma_n_s2m_SU
 Sphere-to-mesh normal contact damping coefficient, expressed in SU.
 
float Gamma_t_s2m_SU
 Sphere-to-mesh tangent contact damping coefficient, expressed in SU.
 
float adhesionAcc_s2m
 Acceleration caused by adhesion force (constant adhesion model)
 
float static_friction_coeff_s2m
 Ratio of normal force to peak tangent force, also arctan(theta) where theta is the friction angle.
 
float rolling_coeff_s2m_SU
 Coefficient of rolling resistance. Units and effect depend on the system rolling resistance model.
 
unsigned int num_triangle_families
 Number of triangle families.
 
ChGranMeshFamilyFrame< float > * fam_frame_broad
 Reference frames of the triangle families in single precision.
 
ChGranMeshFamilyFrame< double > * fam_frame_narrow
 Reference frames of the triangle families in double precision.