turbGen Class Reference

Generate a turbulent velocity field conforming to a given energy spectrum and being divergence free. More...

Collaboration diagram for turbGen:

Public Member Functions
	turbGen (const Kmesh &k, const scalar EA, const scalar K0)
	Construct from components. More...
vectorField	U ()
	Generate and return a velocity field. More...

Private Attributes
const Kmesh &	K
const scalar	Ea
const scalar	k0
Random	RanGen

Detailed Description

Generate a turbulent velocity field conforming to a given energy spectrum and being divergence free.

Source files

• turbGen.H
• turbGen.C
• turbGenIO.C

Definition at line 53 of file turbGen.H.

Constructor & Destructor Documentation

turbGen()

turbGen	(	const Kmesh &	k,
		const scalar	EA,
		const scalar	K0
	)

Construct from components.

Definition at line 36 of file turbGen.C.

Member Function Documentation

U()

Foam::vectorField U

(

)

Generate and return a velocity field.

Definition at line 47 of file turbGen.C.

References Foam::ComplexField(), Foam::cos(), Foam::Ek(), forAll, Foam::mag(), Foam::ReImSum(), fft::reverseTransform(), s(), Foam::sin(), and Foam::constant::mathematical::twoPi().

Here is the call graph for this function:

Field Documentation

K

const Kmesh& K

private

Definition at line 57 of file turbGen.H.

Ea

const scalar Ea

private

Definition at line 58 of file turbGen.H.

k0

const scalar k0

private

Definition at line 59 of file turbGen.H.

RanGen

Random RanGen

private

Definition at line 60 of file turbGen.H.

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

• src/randomProcesses/turbulence/turbGen.H
• src/randomProcesses/turbulence/turbGen.C