ContactAction.h File Reference

Go to the source code of this file.

Classes
class	ContactAction

Enumerations
enum	ContactModel { ContactModel::FRICTIONLESS, ContactModel::GLUED, ContactModel::COULOMB }
enum	ContactFormulation {   ContactFormulation::KINEMATIC, ContactFormulation::PENALTY, ContactFormulation::AUGMENTED_LAGRANGE, ContactFormulation::TANGENTIAL_PENALTY,   ContactFormulation::MORTAR }

Functions
template<>
InputParameters	validParams< ContactAction > ()

Enumeration Type Documentation

ContactFormulation

enum ContactFormulation

strong

Enumerator
KINEMATIC
PENALTY
AUGMENTED_LAGRANGE
TANGENTIAL_PENALTY
MORTAR

Definition at line 23 of file ContactAction.h.

{
  KINEMATIC,
  PENALTY,
  AUGMENTED_LAGRANGE,
  TANGENTIAL_PENALTY,
  MORTAR
};

ContactModel

enum ContactModel

strong

Enumerator
FRICTIONLESS
GLUED
COULOMB

Definition at line 16 of file ContactAction.h.

{
  FRICTIONLESS,
  GLUED,
  COULOMB,
};

Function Documentation

validParams< ContactAction >()

template<>

InputParameters validParams< ContactAction >

(

)

Definition at line 32 of file ContactAction.C.

{
  InputParameters params = validParams<Action>();
  params += ContactAction::commonParameters();
 
  params.addRequiredParam<BoundaryName>("master", "The master surface");
  params.addRequiredParam<BoundaryName>("slave", "The slave surface");
 
  params.addParam<MeshGeneratorName>("mesh", "", "The mesh generator for mortar method");
 
  params.addParam<VariableName>("disp_x", "The x displacement");
  params.addParam<VariableName>("disp_y", "The y displacement");
  params.addParam<VariableName>("disp_z", "The z displacement");
 
  params.addParam<std::vector<VariableName>>(
      "displacements",
      "The displacements appropriate for the simulation geometry and coordinate system");
 
  params.addParam<Real>(
      "penalty",
      1e8,
      "The penalty to apply.  This can vary depending on the stiffness of your materials");
  params.addParam<Real>("friction_coefficient", 0, "The friction coefficient");
  params.addParam<Real>("tension_release",
                        0.0,
                        "Tension release threshold.  A node in contact "
                        "will not be released if its tensile load is below "
                        "this value.  No tension release if negative.");
  params.addParam<MooseEnum>("model", ContactAction::getModelEnum(), "The contact model to use");
  params.addParam<Real>("tangential_tolerance",
                        "Tangential distance to extend edges of contact surfaces");
  params.addParam<Real>(
      "capture_tolerance", 0.0, "Normal distance from surface within which nodes are captured");
  params.addParam<Real>(
      "normal_smoothing_distance",
      "Distance from edge in parametric coordinates over which to smooth contact normal");
 
  params.addParam<MooseEnum>(
      "system", ContactAction::getSystemEnum(), "System to use for constraint enforcement");
  params.addParam<bool>("normalize_penalty",
                        false,
                        "Whether to normalize the penalty parameter with the nodal area.");
  params.addParam<bool>("master_slave_jacobian",
                        true,
                        "Whether to include Jacobian entries coupling master and slave nodes.");
  params.addParam<Real>("al_penetration_tolerance",
                        "The tolerance of the penetration for augmented Lagrangian method.");
  params.addParam<Real>("al_incremental_slip_tolerance",
                        "The tolerance of the incremental slip for augmented Lagrangian method.");
 
  params.addParam<Real>("al_frictional_force_tolerance",
                        "The tolerance of the frictional force for augmented Lagrangian method.");
  params.addParam<Real>(
      "c_normal", 1, "Parameter for balancing the size of the gap and contact pressure");
  params.addParam<Real>(
      "c_tangential", 1, "Parameter for balancing the contact pressure and velocity");
 
  return params;
}