A GeneralisedNewtonianConstitutiveEquation class defining a Herschel-Bulkley fluid using Mendes and Dutra's (2004) regularisation. More...

#include <generalised_newtonian_constitutive_models.h>

Inheritance diagram for oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >:

Public Member Functions
	HerschelBulkleyMenDutRegConstitutiveEquation (double yield_stress_pt, double flow_index_pt, double *zero_shear_viscosity_pt)
	"Exponentially regularised" Herschel Bulkley constitutive equation More...

double	viscosity (const double &second_invariant_of_rate_of_strain_tensor)
	Viscosity ratio as a fct of strain rate invariant. More...

double	dviscosity_dinvariant (const double &second_invariant_of_rate_of_strain_tensor)
	Deriv of viscosity w.r.t. strain rate invariant. More...

Public Member Functions inherited from oomph::GeneralisedNewtonianConstitutiveEquation< DIM >
	GeneralisedNewtonianConstitutiveEquation ()
	Empty constructor. More...

virtual	~GeneralisedNewtonianConstitutiveEquation ()
	Empty virtual destructor. More...

Private Attributes
double *	Yield_stress_pt
	yield stress tau_y More...

double *	Flow_index_pt
	power law index n More...

double *	Zero_shear_viscosity_pt
	the viscosity at zero shear rate More...

Detailed Description

template<unsigned DIM>
class oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >

A GeneralisedNewtonianConstitutiveEquation class defining a Herschel-Bulkley fluid using Mendes and Dutra's (2004) regularisation.

Definition at line 573 of file generalised_newtonian_constitutive_models.h.

Constructor & Destructor Documentation

◆ HerschelBulkleyMenDutRegConstitutiveEquation()

template<unsigned DIM>

oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >::HerschelBulkleyMenDutRegConstitutiveEquation	(	double *	yield_stress_pt,
		double *	flow_index_pt,
		double *	zero_shear_viscosity_pt
	)

inline

"Exponentially regularised" Herschel Bulkley constitutive equation

Definition at line 588 of file generalised_newtonian_constitutive_models.h.

Member Function Documentation

◆ dviscosity_dinvariant()

template<unsigned DIM>

double oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >::dviscosity_dinvariant ( const double & second_invariant_of_rate_of_strain_tensor )

inlinevirtual

Deriv of viscosity w.r.t. strain rate invariant.

Implements oomph::GeneralisedNewtonianConstitutiveEquation< DIM >.

Definition at line 630 of file generalised_newtonian_constitutive_models.h.

References oomph::Orthpoly::eps, oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >::Flow_index_pt, oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >::Yield_stress_pt, and oomph::HerschelBulkleyMenDutRegConstitutiveEquation< DIM >::Zero_shear_viscosity_pt.