PairSpringSliderDashpot< CloudType > Class Template Reference

Pair forces between particles colliding with a spring, slider, damper model. More...

#include <PairSpringSliderDashpot.H>

Inheritance diagram for PairSpringSliderDashpot< CloudType >:

Collaboration diagram for PairSpringSliderDashpot< CloudType >:

Public Member Functions
	TypeName ("pairSpringSliderDashpot")
	Runtime type information.
	PairSpringSliderDashpot (const dictionary &dict, CloudType &cloud)
	Construct from dictionary.
virtual	~PairSpringSliderDashpot ()=default
	Destructor.
scalar	volumeFactor () const
	Return the volumeFactor.
scalar	overlapArea (scalar rA, scalar rB, scalar rAB) const
	Return the area of overlap between two spheres of radii rA and rB,.
virtual bool	controlsTimestep () const
	Whether the PairModel has a timestep limit that will.
virtual label	nSubCycles () const
	For PairModels that control the timestep, calculate the.
virtual void	evaluatePair (typename CloudType::parcelType &pA, typename CloudType::parcelType &pB) const
	Calculate the pair interaction between parcels.
Public Member Functions inherited from PairModel< CloudType >
	TypeName ("pairModel")
	Runtime type information.
	declareRunTimeSelectionTable (autoPtr, PairModel, dictionary,(const dictionary &dict, CloudType &owner),(dict, owner))
	Declare runtime constructor selection table.
	PairModel (CloudType &owner)
	Construct null from cloud owner.
	PairModel (const dictionary &dict, CloudType &owner, const word &type)
	Construct from components.
virtual	~PairModel ()
	Destructor.
const CloudType &	owner () const
	Return the owner cloud object.
const dictionary &	dict () const
	Return the dictionary.
const dictionary &	coeffDict () const
	Return the coefficients dictionary.

Additional Inherited Members
Static Public Member Functions inherited from PairModel< CloudType >
static autoPtr< PairModel< CloudType > >	New (const dictionary &dict, CloudType &owner)
	Selector.
Protected Member Functions inherited from PairModel< CloudType >
scalar	forceCoeff (typename CloudType::parcelType &pA, typename CloudType::parcelType &pB) const
	Return the force coefficient based on the forceRampTime_.

Detailed Description

template<class CloudType>
class Foam::PairSpringSliderDashpot< CloudType >

Pair forces between particles colliding with a spring, slider, damper model.

Reference:

    "Lagrangian numerical simulation of plug flow of cohesionless
     particles in a horizontal pipe"
    Tsuji, Y., Tanaka, T., Ishida, T.,
    Powder Technology
    Volume 73, Issue 3, September 1992, pp. 239-250

Definition at line 53 of file PairSpringSliderDashpot.H.

Constructor & Destructor Documentation

PairSpringSliderDashpot()

template<class CloudType>

PairSpringSliderDashpot	(	const dictionary &	dict,
		CloudType &	cloud )

Construct from dictionary.

Definition at line 77 of file PairSpringSliderDashpot.C.

References PairModel< CloudType >::coeffDict(), DSMCCloud< ParcelType >::constProps(), PairModel< CloudType >::dict(), Foam::GlobalIOList< Tuple2< scalar, vector > >::typeName, Foam::mag(), nu, PairModel< CloudType >::owner(), PairModel< CloudType >::PairModel(), dictionary::readEntry(), and Foam::sqr().

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~PairSpringSliderDashpot()

template<class CloudType>

virtual ~PairSpringSliderDashpot ( )

virtualdefault

Destructor.

Member Function Documentation

TypeName()

template<class CloudType>

TypeName

(

"pairSpringSliderDashpot"

)

Runtime type information.

References PairModel< CloudType >::dict().

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volumeFactor()

template<class CloudType>

scalar volumeFactor ( ) const

inline

Return the volumeFactor.

Definition at line 175 of file PairSpringSliderDashpot.H.

overlapArea()

template<class CloudType>

scalar overlapArea ( scalar rA, scalar rB, scalar rAB ) const

inline

Return the area of overlap between two spheres of radii rA and rB,.

centres separated by a distance rAB. Assumes rAB < (rA + rB).

Definition at line 185 of file PairSpringSliderDashpot.H.

References Foam::sqr().

Referenced by evaluatePair().

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controlsTimestep()

template<class CloudType>

bool controlsTimestep ( ) const

virtual

Whether the PairModel has a timestep limit that will.

require subCycling

Implements PairModel< CloudType >.

Definition at line 123 of file PairSpringSliderDashpot.C.

nSubCycles()

template<class CloudType>

Foam::label nSubCycles ( ) const

virtual

For PairModels that control the timestep, calculate the.

number of subCycles needed to satisfy the minimum allowable timestep

Implements PairModel< CloudType >.

Definition at line 130 of file PairSpringSliderDashpot.C.

References PairModel< CloudType >::owner(), Foam::pow(), rhoMax, and Foam::sqrt().

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evaluatePair()

template<class CloudType>

void evaluatePair ( typename CloudType::parcelType & pA, typename CloudType::parcelType & pB ) const

virtual

Calculate the pair interaction between parcels.

Implements PairModel< CloudType >.

Definition at line 155 of file PairSpringSliderDashpot.C.

References Foam::cbrt(), PairModel< CloudType >::forceCoeff(), M, Foam::mag(), particle< Type >::origId(), particle< Type >::origProc(), overlapArea(), PairModel< CloudType >::owner(), particle< Type >::position(), Foam::pow(), Foam::pow025(), R, Foam::sqrt(), DSMCParcel< ParcelType >::U(), and Foam::Zero.

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

• src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairModel/PairSpringSliderDashpot/PairSpringSliderDashpot.H
• src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairModel/PairSpringSliderDashpot/PairSpringSliderDashpot.C