TangentialMortarMechanicalContact< compute_stage > Class Template Reference

#include <TangentialMortarMechanicalContact.h>

Inheritance diagram for TangentialMortarMechanicalContact< compute_stage >:

Public Member Functions
	TangentialMortarMechanicalContact (const InputParameters &parameters)

Protected Member Functions
ADReal	computeQpResidual (Moose::MortarType type) final

Protected Attributes
const MooseEnum	_component
	usingMortarConstraintMembers

Detailed Description

template<ComputeStage compute_stage>
class TangentialMortarMechanicalContact< compute_stage >

Definition at line 15 of file TangentialMortarMechanicalContact.h.

Constructor & Destructor Documentation

TangentialMortarMechanicalContact()

template<ComputeStage compute_stage>

TangentialMortarMechanicalContact< compute_stage >::TangentialMortarMechanicalContact

(

const InputParameters &

parameters

)

Definition at line 26 of file TangentialMortarMechanicalContact.C.

  : ADMortarConstraint<compute_stage>(parameters), _component(getParam<MooseEnum>("component"))
{
}

Member Function Documentation

computeQpResidual()

template<ComputeStage compute_stage>

ADReal TangentialMortarMechanicalContact< compute_stage >::computeQpResidual ( Moose::MortarType  type )

finalprotected

Definition at line 34 of file TangentialMortarMechanicalContact.C.

{
  switch (type)
  {
    case Moose::MortarType::Slave:
      // We have taken the convention the lagrange multiplier must have the same sign as the
      // relative slip velocity of the slave face. So positive lambda indicates that force is being
      // applied in the negative direction, so we want to decrease the momentum in the system, which
      // means we want an outflow of momentum, which means we want the residual to be positive in
      // that case. Negative lambda means force is being applied in the positive direction, so we
      // want to increase momentum in the system, which means we want an inflow of momentum, which
      // means we want the residual to be negative in that case. So the sign of this residual should
      // be the same as the sign of lambda
      return _test_slave[_i][_qp] * _lambda[_qp] * _tangents[_qp][0](_component) /
             _tangents[_qp][0].norm();
 
    case Moose::MortarType::Master:
      // Equal and opposite reactions so we put a negative sign here
      return -_test_master[_i][_qp] * _lambda[_qp] * _tangents[_qp][0](_component) /
             _tangents[_qp][0].norm();
 
    default:
      return 0;
  }
}

Member Data Documentation

_component

template<ComputeStage compute_stage>

const MooseEnum TangentialMortarMechanicalContact< compute_stage >::_component

protected

Definition at line 28 of file TangentialMortarMechanicalContact.h.

usingMortarConstraintMembers

template<ComputeStage compute_stage>

TangentialMortarMechanicalContact< compute_stage >::usingMortarConstraintMembers

protected

Definition at line 30 of file TangentialMortarMechanicalContact.h.

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The documentation for this class was generated from the following files:

• contact/include/constraints/TangentialMortarMechanicalContact.h
• contact/src/constraints/TangentialMortarMechanicalContact.C