SDA Class Reference

Ship design analysis (SDA) 3DoF motion function. More...

Inheritance diagram for SDA:

Collaboration diagram for SDA:

Public Member Functions
	TypeName ("SDA")
	Runtime type information. More...
	SDA (const dictionary &SBMFCoeffs, const Time &runTime)
	Construct from components. More...
virtual autoPtr< solidBodyMotionFunction >	clone () const
	Construct and return a clone. More...
virtual	~SDA ()
	Destructor. More...
virtual septernion	transformation () const
	Return the solid-body motion transformation septernion. More...
virtual bool	read (const dictionary &SBMFCoeffs)
	Update properties from given dictionary. More...
Public Member Functions inherited from solidBodyMotionFunction
	TypeName ("solidBodyMotionFunction")
	Runtime type information. More...
	declareRunTimeSelectionTable (autoPtr, solidBodyMotionFunction, dictionary,(const dictionary &SBMFCoeffs, const Time &runTime),(SBMFCoeffs, runTime))
	solidBodyMotionFunction (const dictionary &SBMFCoeffs, const Time &runTime)
	Construct from the SBMFCoeffs dictionary and Time. More...
virtual	~solidBodyMotionFunction ()
	Destructor. More...
virtual void	writeData (Ostream &) const
	Write in dictionary format. More...

Private Member Functions
	SDA (const SDA &)
	Disallow copy construct. More...
void	operator= (const SDA &)
	Disallow default bitwise assignment. More...

Private Attributes
vector	CofG_
	Center of gravity. More...
scalar	lamda_
	Model scale ratio. More...
scalar	rollAmax_
	Max roll amplitude [rad]. More...
scalar	rollAmin_
	Min roll amplitude [rad]. More...
scalar	heaveA_
	Heave amplitude [m]. More...
scalar	swayA_
	Sway amplitude [m]. More...
scalar	Q_
	Damping Coefficient [-]. More...
scalar	Tp_
	Time Period for liquid [sec]. More...
scalar	Tpn_
	Natural Period of Ship [sec]. More...
scalar	dTi_
	Reference time step [sec]. More...
scalar	dTp_
	Incr. in Tp/unit 'dTi'[-]. More...

Additional Inherited Members
Static Public Member Functions inherited from solidBodyMotionFunction
static autoPtr< solidBodyMotionFunction >	New (const dictionary &SBMFCoeffs, const Time &runTime)
	Select constructed from the SBMFCoeffs dictionary and Time. More...
Protected Attributes inherited from solidBodyMotionFunction
dictionary	SBMFCoeffs_
const Time &	time_

Detailed Description

Ship design analysis (SDA) 3DoF motion function.

Comprising sinusoidal roll (rotation about x), heave (z-translation) and sway (y-translation) motions with changing amplitude and phase.

See also

Foam::solidBodyMotionFunctions::tabulated6DoFMotion

Source files

• SDA.H
• SDA.C

Definition at line 56 of file SDA.H.

Constructor & Destructor Documentation

SDA() [1/2]

SDA ( const SDA &  )

private

Disallow copy construct.

SDA() [2/2]

SDA	(	const dictionary &	SBMFCoeffs,
		const Time &	runTime
	)

Construct from components.

Definition at line 47 of file SDA.C.

References Foam::read().

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~SDA()

~SDA ( )

virtual

Destructor.

Definition at line 61 of file SDA.C.

Member Function Documentation

operator=()

void operator= ( const SDA &  )

private

Disallow default bitwise assignment.

TypeName()

TypeName

(

"SDA"

)

Runtime type information.

clone()

virtual autoPtr<solidBodyMotionFunction> clone ( ) const

inlinevirtual

Construct and return a clone.

Implements solidBodyMotionFunction.

Definition at line 121 of file SDA.H.

References solidBodyMotionFunction::SBMFCoeffs_, and solidBodyMotionFunction::time_.

transformation()

Foam::septernion transformation ( ) const

virtual

Return the solid-body motion transformation septernion.

Implements solidBodyMotionFunction.

Definition at line 67 of file SDA.C.

References Foam::endl(), Foam::exp(), Foam::Info, Foam::log(), Foam::mag(), Foam::max(), Foam::constant::mathematical::pi(), Foam::constant::mathematical::piByTwo(), R, Foam::sin(), Foam::sqr(), Foam::T(), and Foam::constant::mathematical::twoPi().

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read()

bool read ( const dictionary &  SBMFCoeffs )

virtual

Update properties from given dictionary.

Implements solidBodyMotionFunction.

Definition at line 103 of file SDA.C.

References solidBodyMotionFunction::read(), and Foam::sqrt().

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Field Documentation

CofG_

vector CofG_

private

Center of gravity.

Definition at line 63 of file SDA.H.

lamda_

scalar lamda_

private

Model scale ratio.

Definition at line 66 of file SDA.H.

rollAmax_

scalar rollAmax_

private

Max roll amplitude [rad].

Definition at line 69 of file SDA.H.

rollAmin_

scalar rollAmin_

private

Min roll amplitude [rad].

Definition at line 72 of file SDA.H.

heaveA_

scalar heaveA_

private

Heave amplitude [m].

Definition at line 75 of file SDA.H.

swayA_

scalar swayA_

private

Sway amplitude [m].

Definition at line 78 of file SDA.H.

Q_

scalar Q_

private

Damping Coefficient [-].

Definition at line 81 of file SDA.H.

Tp_

scalar Tp_

private

Time Period for liquid [sec].

Definition at line 84 of file SDA.H.

Tpn_

scalar Tpn_

private

Natural Period of Ship [sec].

Definition at line 87 of file SDA.H.

dTi_

scalar dTi_

private

Reference time step [sec].

Definition at line 90 of file SDA.H.

dTp_

scalar dTp_

private

Incr. in Tp/unit 'dTi'[-].

Definition at line 93 of file SDA.H.

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

• src/dynamicFvMesh/solidBodyMotionFvMesh/solidBodyMotionFunctions/SDA/SDA.H
• src/dynamicFvMesh/solidBodyMotionFvMesh/solidBodyMotionFunctions/SDA/SDA.C