CNSFVHLLCMomentumBC< T > Class Template Reference

Template class for implementing the advective flux plus pressure terms in the conservation of momentum equation at boundaries when using a HLLC discretization. More...

#include <CNSFVHLLCMomentumBC.h>

Inheritance diagram for CNSFVHLLCMomentumBC< T >:

Public Member Functions
	CNSFVHLLCMomentumBC (const InputParameters &params)
InputParameters	validParams ()
InputParameters	validParams ()

Static Public Member Functions
static InputParameters	validParams ()
static void	addCommonParams (InputParameters &params)

Protected Member Functions
virtual ADReal	fluxElem () override
	flux functions on elem & boundary, i.e. standard left/right values of F
virtual ADReal	fluxBoundary () override
virtual ADReal	hllcElem () override
	HLLC modifications to flux for elem & boundary, see Toro.
virtual ADReal	hllcBoundary () override
virtual ADReal	conservedVariableElem () override
virtual ADReal	conservedVariableBoundary () override

Protected Attributes
const unsigned int	_index

Detailed Description

template<typename T>
class CNSFVHLLCMomentumBC< T >

Template class for implementing the advective flux plus pressure terms in the conservation of momentum equation at boundaries when using a HLLC discretization.

Definition at line 20 of file CNSFVHLLCMomentumBC.h.

Constructor & Destructor Documentation

CNSFVHLLCMomentumBC()

template<typename T >

CNSFVHLLCMomentumBC< T >::CNSFVHLLCMomentumBC

(

const InputParameters &

params

)

Definition at line 49 of file CNSFVHLLCMomentumBC.C.

  : T(params), _index(this->template getParam<MooseEnum>("momentum_component"))
{
}

Member Function Documentation

addCommonParams()

template<typename T >

void CNSFVHLLCMomentumBC< T >::addCommonParams ( InputParameters &  params )

static

Definition at line 17 of file CNSFVHLLCMomentumBC.C.

{
  MooseEnum momentum_component("x=0 y=1 z=2");
  params.addRequiredParam<MooseEnum>(
      "momentum_component",
      momentum_component,
      "The component of the momentum equation that this kernel applies to.");
}

conservedVariableBoundary()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::conservedVariableBoundary ( )

overrideprotectedvirtual

Definition at line 106 of file CNSFVHLLCMomentumBC.C.

{
  return this->_rho_boundary * this->_vel_boundary(_index);
}

conservedVariableElem()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::conservedVariableElem ( )

overrideprotectedvirtual

conserved variable of this equation This is not just _u_elem/_u_boundary to allow using different sets of variables in the future

Definition at line 99 of file CNSFVHLLCMomentumBC.C.

{
  return this->_rho_elem[this->_qp] * this->_vel_elem[this->_qp](_index);
}

fluxBoundary()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::fluxBoundary ( )

overrideprotectedvirtual

Definition at line 65 of file CNSFVHLLCMomentumBC.C.

{
  return this->_normal_speed_boundary * this->_rho_boundary * this->_vel_boundary(_index) +
         this->_normal(_index) * this->_pressure_boundary;
}

fluxElem()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::fluxElem ( )

overrideprotectedvirtual

flux functions on elem & boundary, i.e. standard left/right values of F

Definition at line 56 of file CNSFVHLLCMomentumBC.C.

{
  return this->_normal_speed_elem * this->_rho_elem[this->_qp] *
             this->_vel_elem[this->_qp](_index) +
         this->_normal(_index) * this->_pressure_elem[this->_qp];
}

hllcBoundary()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::hllcBoundary ( )

overrideprotectedvirtual

Definition at line 86 of file CNSFVHLLCMomentumBC.C.

{
  auto vel_nonnormal = this->_vel_boundary - this->_normal_speed_boundary * this->_normal;
  return this->_normal(_index) * this->_SM + vel_nonnormal(_index);
 
  // For some reason, the below expression doesn't give as good results as the
  // above one.
  // return this->_normal(_index) * (_SM - this->_normal_speed_boundary) +
  // this->_vel_elem[this->_qp](_index);
}

hllcElem()

template<typename T >

ADReal CNSFVHLLCMomentumBC< T >::hllcElem ( )

overrideprotectedvirtual

HLLC modifications to flux for elem & boundary, see Toro.

Definition at line 73 of file CNSFVHLLCMomentumBC.C.

{
  auto vel_nonnormal = this->_vel_elem[this->_qp] - this->_normal_speed_elem * this->_normal;
  return this->_normal(_index) * this->_SM + vel_nonnormal(_index);
 
  // For some reason, the below expression doesn't give as good results as the
  // above one.
  // return this->_normal(_index) * (_SM - this->_normal_speed_elem) +
  // this->_vel_elem[this->_qp](_index);
}

validParams() [1/3]

template<typename T >

InputParameters CNSFVHLLCMomentumBC< T >::validParams ( )

static

Definition at line 28 of file CNSFVHLLCMomentumBC.C.

{
  InputParameters params = T::validParams();
  addCommonParams(params);
  params.addClassDescription("Implements the momentum boundary flux portion of the free-flow HLLC "
                             "discretization given specified mass fluxes and fluid temperature");
  return params;
}

validParams() [2/3]

InputParameters CNSFVHLLCMomentumBC< CNSFVHLLCSpecifiedPressureBC >::validParams

(

)

validParams() [3/3]

InputParameters CNSFVHLLCMomentumBC< CNSFVHLLCSpecifiedPressureBC >::validParams

(

)

Definition at line 39 of file CNSFVHLLCMomentumBC.C.

{
  InputParameters params = CNSFVHLLCSpecifiedPressureBC::validParams();
  addCommonParams(params);
  params.addClassDescription("Implements the momentum boundary flux portion of the free-flow HLLC "
                             "discretization given specified pressure");
  return params;
}

Member Data Documentation

_index

template<typename T >

const unsigned int CNSFVHLLCMomentumBC< T >::_index

protected

Definition at line 44 of file CNSFVHLLCMomentumBC.h.

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

• navier_stokes/include/fvbcs/CNSFVHLLCMomentumBC.h
• navier_stokes/src/fvbcs/CNSFVHLLCMomentumBC.C