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src
lagrangian
intermediate
submodels
Kinematic
DispersionModel
GradientDispersionRAS
GradientDispersionRAS.H
Go to the documentation of this file.
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::GradientDispersionRAS
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Description
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The velocity is perturbed in the direction of -grad(k), with a
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Gaussian random number distribution with variance sigma.
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where sigma is defined below
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\*---------------------------------------------------------------------------*/
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#ifndef GradientDispersionRAS_H
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#define GradientDispersionRAS_H
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#include <
lagrangianIntermediate/DispersionRASModel.H
>
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace
Foam
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{
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/*---------------------------------------------------------------------------*\
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Class GradientDispersionRAS Declaration
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\*---------------------------------------------------------------------------*/
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template
<
class
CloudType>
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class
GradientDispersionRAS
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:
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public
DispersionRASModel
<CloudType>
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{
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protected
:
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// Locally cached turbulence fields
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//- Gradient of k
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const
volVectorField
*
gradkPtr_
;
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public
:
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//- Runtime type information
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TypeName
(
"GradientDispersionRAS"
);
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// Constructors
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//- Construct from components
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GradientDispersionRAS
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(
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const
dictionary
&
dict
,
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CloudType&
owner
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);
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//- Destructor
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virtual
~GradientDispersionRAS
();
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// Member Functions
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//- Flag to indicate whether model activates injection model
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bool
active
()
const
;
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//- Cache carrier fields
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virtual
void
cacheFields
(
const
bool
store);
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//- Update (disperse particles)
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virtual
vector
update
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(
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const
scalar dt,
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const
label celli,
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const
vector
&
U
,
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const
vector
& Uc,
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vector
& UTurb,
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scalar& tTurb
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);
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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}
// End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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# include <
lagrangianIntermediate/GradientDispersionRAS.C
>
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************ vim: set sw=4 sts=4 et: ************************ //