ThermalInteraction< NormalForceInteraction > Class Template Reference

#include <ThermalInteraction.h>

Inheritance diagram for ThermalInteraction< NormalForceInteraction >:

Public Types
typedef ThermalSpecies< typename NormalForceInteraction::SpeciesType >	SpeciesType

Public Member Functions
	ThermalInteraction (BaseInteractable *P, BaseInteractable *I, unsigned timeStamp)
	Constructor. More...
	ThermalInteraction ()
	Default Constructor. More...
	ThermalInteraction (const ThermalInteraction &p)
	Copy constructor. More...
virtual	~ThermalInteraction ()
	Destructor. More...
void	computeNormalForce ()
	Computes the normal forces due to linear plastic visco elastic interaction. More...

Member Typedef Documentation

SpeciesType

template<class NormalForceInteraction >

typedef ThermalSpecies<typename NormalForceInteraction::SpeciesType> ThermalInteraction< NormalForceInteraction >::SpeciesType

Constructor & Destructor Documentation

ThermalInteraction() [1/3]

template<class NormalForceInteraction >

ThermalInteraction< NormalForceInteraction >::ThermalInteraction	(	BaseInteractable *	P,
		BaseInteractable *	I,
		unsigned	timeStamp
	)

Constructor.

        : BaseInteraction(P, I, timeStamp), NormalForceInteraction(P, I, timeStamp)
{}

ThermalInteraction() [2/3]

template<class NormalForceInteraction >

ThermalInteraction< NormalForceInteraction >::ThermalInteraction

Default Constructor.

        : BaseInteraction(), NormalForceInteraction()
{}

ThermalInteraction() [3/3]

template<class NormalForceInteraction >

ThermalInteraction< NormalForceInteraction >::ThermalInteraction

(

const ThermalInteraction< NormalForceInteraction > &

p

)

Copy constructor.

        : BaseInteraction(p), NormalForceInteraction(p)
{}

~ThermalInteraction()

template<class NormalForceInteraction >

ThermalInteraction< NormalForceInteraction >::~ThermalInteraction

virtual

Destructor.

{}

Member Function Documentation

computeNormalForce()

template<class NormalForceInteraction >

void ThermalInteraction< NormalForceInteraction >::computeNormalForce

Computes the normal forces due to linear plastic visco elastic interaction.

Compute temperature change due to heat conduction between particles

{
    NormalForceInteraction::computeNormalForce();
    Mdouble radius = 2.0 * NormalForceInteraction::getEffectiveRadius();
    Mdouble contactArea = constants::pi * radius * std::max(0.0,NormalForceInteraction::getOverlap());
    const SpeciesType* species = static_cast<const SpeciesType*>(NormalForceInteraction::getBaseSpecies()->getNormalForce());
    ThermalParticle* pParticle = dynamic_cast<ThermalParticle*>(NormalForceInteraction::getP());
    ThermalParticle* iParticle = dynamic_cast<ThermalParticle*>(NormalForceInteraction::getI());
    // if both p and i are particles
    if (pParticle && iParticle)
    {
        /* compute heat transfer rate due to heat conduction, Q=cond*dTemp*area/dist */
        Mdouble heatTransfer = species->getThermalConductivity()
                               * (pParticle->getTemperature() - iParticle->getTemperature())
                               * contactArea / NormalForceInteraction::getDistance();
        /* m*dT = Q/c*dt */
        Mdouble mdT = heatTransfer / species->getHeatCapacity()
            * NormalForceInteraction::getHandler()->getDPMBase()->getTimeStep();
        pParticle->addTemperature(-mdT * pParticle->getInvMass());
        iParticle->addTemperature(mdT * iParticle->getInvMass());
    }
}

References Thermal< Particle >::addTemperature(), ThermalSpecies< NormalForceSpecies >::getHeatCapacity(), Thermal< Particle >::getTemperature(), ThermalSpecies< NormalForceSpecies >::getThermalConductivity(), max, constants::pi, and UniformPSDSelfTest::radius.

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

• ThermalInteraction.h