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Newmark.H
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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 | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2015-2024 OpenFOAM Foundation
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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::sixDoFSolvers::Newmark
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Description
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Newmark 2nd-order time-integrator for 6DoF solid-body motion.
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Reference:
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\verbatim
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Newmark, N. M. (1959).
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A method of computation for structural dynamics.
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Journal of the Engineering Mechanics Division, 85(3), 67-94.
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\endverbatim
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Example specification in dynamicMeshDict:
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\verbatim
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solver
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{
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type Newmark;
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gamma 0.5; // Velocity integration coefficient
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beta 0.25; // Position integration coefficient
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}
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\endverbatim
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SourceFiles
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Newmark.C
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\*---------------------------------------------------------------------------*/
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#ifndef Newmark_H
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#define Newmark_H
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#include "
sixDoFSolver.H
"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace
Foam
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{
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namespace
sixDoFSolvers
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{
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/*---------------------------------------------------------------------------*\
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Class Newmark Declaration
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\*---------------------------------------------------------------------------*/
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class
Newmark
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:
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public
sixDoFSolver
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{
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// Private Data
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//- Coefficient for velocity integration (default: 0.5)
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const
scalar gamma_;
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//- Coefficient for position and orientation integration (default: 0.25)
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const
scalar beta_;
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public
:
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//- Runtime type information
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TypeName
(
"Newmark"
);
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// Constructors
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//- Construct from a dictionary and the body
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Newmark
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(
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const
dictionary
&
dict
,
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sixDoFRigidBodyMotion
& body
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);
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//- Destructor
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virtual
~Newmark
();
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// Member Functions
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//- Drag coefficient
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virtual
void
solve
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(
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bool
firstIter,
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const
vector
& fGlobal,
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const
vector
& tauGlobal,
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scalar deltaT,
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scalar deltaT0
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);
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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}
// End namespace sixDoFSolvers
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}
// End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
Foam::Vector< scalar >
Foam::dictionary
A list of keyword definitions, which are a keyword followed by any number of values (e....
Definition:
dictionary.H:162
Foam::sixDoFRigidBodyMotion
Six degree of freedom motion for a rigid body.
Definition:
sixDoFRigidBodyMotion.H:67
Foam::sixDoFSolver
Definition:
sixDoFSolver.H:50
Foam::sixDoFSolvers::Newmark
Newmark 2nd-order time-integrator for 6DoF solid-body motion.
Definition:
Newmark.H:70
Foam::sixDoFSolvers::Newmark::Newmark
Newmark(const dictionary &dict, sixDoFRigidBodyMotion &body)
Construct from a dictionary and the body.
Definition:
Newmark.C:44
Foam::sixDoFSolvers::Newmark::~Newmark
virtual ~Newmark()
Destructor.
Definition:
Newmark.C:64
Foam::sixDoFSolvers::Newmark::TypeName
TypeName("Newmark")
Runtime type information.
Foam::sixDoFSolvers::Newmark::solve
virtual void solve(bool firstIter, const vector &fGlobal, const vector &tauGlobal, scalar deltaT, scalar deltaT0)
Drag coefficient.
Definition:
Newmark.C:71
Foam
Namespace for OpenFOAM.
Definition:
atmBoundaryLayer.H:214
dict
dictionary dict
Definition:
searchingEngine.H:14
sixDoFSolver.H
src
rigidBodyMotion
sixDoFRigidBodyMotion
sixDoFSolvers
Newmark
Newmark.H
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