olb::CircleCasson3D< T > Class Template Reference

This functor returns a Casson profile for use with a pipe with util::round cross-section. More...

#include <frameChangeF3D.h>

Inheritance diagram for olb::CircleCasson3D< T >:

Collaboration diagram for olb::CircleCasson3D< T >:

Public Member Functions
	CircleCasson3D (olb::Vector< T, 3 > axisPoint, std::vector< T > axisDirection, T radius, T cassonViscosity, T pressureDrop, T yieldStress, T scale=1.0)
olb::Vector< T, 3 >	getCenter ()
	Returns centerpoint vector.
std::vector< T >	getNormal ()
	Returns normal vector.
T	getRadius ()
	Returns radi.
bool	operator() (T output[], const T x[]) override
Public Member Functions inherited from olb::AnalyticalF< D, T, S >
AnalyticalF< D, T, S > &	operator- (AnalyticalF< D, T, S > &rhs)
AnalyticalF< D, T, S > &	operator+ (AnalyticalF< D, T, S > &rhs)
AnalyticalF< D, T, S > &	operator* (AnalyticalF< D, T, S > &rhs)
AnalyticalF< D, T, S > &	operator/ (AnalyticalF< D, T, S > &rhs)
Public Member Functions inherited from olb::GenericF< T, S >
virtual	~GenericF ()=default
int	getSourceDim () const
	read only access to member variable _m
int	getTargetDim () const
	read only access to member variable _n
std::string &	getName ()
	read and write access to name
std::string const &	getName () const
	read only access to name
virtual bool	operator() (T output[], const S input[])=0
	has to be implemented for 'every' derived class
bool	operator() (T output[])
	wrapper that call the pure virtual operator() (T output[], const S input[]) from above
bool	operator() (T output[], S input0)
bool	operator() (T output[], S input0, S input1)
bool	operator() (T output[], S input0, S input1, S input2)
bool	operator() (T output[], S input0, S input1, S input2, S input3)

Protected Attributes
olb::Vector< T, 3 >	_center
std::vector< T >	_normal
T	_radius
T	_cassonViscosity
T	_pressureDrop
T	_yieldStress
T	_scale

Additional Inherited Members
Public Types inherited from olb::AnalyticalF< D, T, S >
using	identity_functor_type = AnalyticalIdentity<D,T,S>
Public Types inherited from olb::GenericF< T, S >
using	targetType = T
using	sourceType = S
Public Attributes inherited from olb::GenericF< T, S >
std::shared_ptr< GenericF< T, S > >	_ptrCalcC
	memory management, frees resouces (calcClass)
Static Public Attributes inherited from olb::AnalyticalF< D, T, S >
static constexpr unsigned	dim = D
Protected Member Functions inherited from olb::AnalyticalF< D, T, S >
	AnalyticalF (int n)
Protected Member Functions inherited from olb::GenericF< T, S >
	GenericF (int targetDim, int sourceDim)

Detailed Description

template<typename T>
class olb::CircleCasson3D< T >

This functor returns a Casson profile for use with a pipe with util::round cross-section.

It uses cylinder coordinates and is valid for the entire length of the pipe.

Definition at line 220 of file frameChangeF3D.h.

Constructor & Destructor Documentation

CircleCasson3D()

template<typename T >

olb::CircleCasson3D< T >::CircleCasson3D	(	olb::Vector< T, 3 >	axisPoint,
		std::vector< T >	axisDirection,
		T	radius,
		T	cassonViscosity,
		T	pressureDrop,
		T	yieldStress,
		T	scale = 1.0 )

Definition at line 316 of file frameChangeF3D.hh.

  : AnalyticalF3D<T,T>(3), _center(center), _normal(util::normalize(normal)),
    _radius(radius), _cassonViscosity(cassonViscosity), _pressureDrop(pressureDrop), _yieldStress(yieldStress), _scale(scale) { }

Member Function Documentation

getCenter()

template<typename T >

olb::Vector< T, 3 > olb::CircleCasson3D< T >::getCenter ( )

inline

Returns centerpoint vector.

Definition at line 234 of file frameChangeF3D.h.

  {
    return _center;
  };

References olb::CircleCasson3D< T >::_center.

getNormal()

template<typename T >

std::vector< T > olb::CircleCasson3D< T >::getNormal ( )

inline

Returns normal vector.

Definition at line 239 of file frameChangeF3D.h.

  {
    return _normal;
  };

References olb::CircleCasson3D< T >::_normal.

getRadius()

template<typename T >

T olb::CircleCasson3D< T >::getRadius ( )

inline

Returns radi.

Definition at line 244 of file frameChangeF3D.h.

  {
    return _radius;
  };

References olb::CircleCasson3D< T >::_radius.

operator()()

template<typename T >

bool olb::CircleCasson3D< T >::operator() ( T output[], const T x[] )

override

Definition at line 322 of file frameChangeF3D.hh.

{
  T r_c = _yieldStress / (_pressureDrop / 2.);
  T r[3];
  r[0] = util::sqrt((x[1]-_center[1])*(x[1]-_center[1])+(x[2]-_center[2])*(x[2]-_center[2]));
  r[1] = util::sqrt((x[0]-_center[0])*(x[0]-_center[0])+(x[2]-_center[2])*(x[2]-_center[2]));
  r[2] = util::sqrt((x[1]-_center[1])*(x[1]-_center[1])+(x[0]-_center[0])*(x[0]-_center[0]));
 
  T preFac = 1. / _cassonViscosity;
  for (std::size_t d = 0; d < 3; ++d) {
    if (r[d] < r_c) {
      r[d] = r_c;
    }
    output[d] =_scale * _normal[d] * preFac * ((_radius*_radius - r[d]*r[d])*_pressureDrop / 4.0 +
      _yieldStress * (_radius - util::abs(r[d])) - (4.0 / (3.0*util::sqrt(2.0))) * util::sqrt(_pressureDrop*_yieldStress) * (util::sqrt(util::pow(_radius, 3.0))
      - util::sqrt(util::pow(util::abs(r[d]), 3.0))));
  }
  return true;
}

References olb::util::abs(), olb::util::pow(), and olb::util::sqrt().

Here is the call graph for this function:

Member Data Documentation

_cassonViscosity

template<typename T >

T olb::CircleCasson3D< T >::_cassonViscosity

protected

Definition at line 225 of file frameChangeF3D.h.

_center

template<typename T >

olb::Vector<T, 3> olb::CircleCasson3D< T >::_center

protected

Definition at line 222 of file frameChangeF3D.h.

_normal

template<typename T >

std::vector<T> olb::CircleCasson3D< T >::_normal

protected

Definition at line 223 of file frameChangeF3D.h.

_pressureDrop

template<typename T >

T olb::CircleCasson3D< T >::_pressureDrop

protected

Definition at line 226 of file frameChangeF3D.h.

_radius

template<typename T >

T olb::CircleCasson3D< T >::_radius

protected

Definition at line 224 of file frameChangeF3D.h.

_scale

template<typename T >

T olb::CircleCasson3D< T >::_scale

protected

Definition at line 228 of file frameChangeF3D.h.

_yieldStress

template<typename T >

T olb::CircleCasson3D< T >::_yieldStress

protected

Definition at line 227 of file frameChangeF3D.h.

---

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

• src/functors/analytical/frameChangeF3D.h
• src/functors/analytical/frameChangeF3D.hh