87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 3.2
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend 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 the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Description
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Linear cohesive law.
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\*---------------------------------------------------------------------------*/
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#include "linearCohesiveLaw.H"
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#include "addToRunTimeSelectionTable.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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defineTypeNameAndDebug(linearCohesiveLaw, 0);
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addToRunTimeSelectionTable(cohesiveLaw, linearCohesiveLaw, dictionary);
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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// Construct from components
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Foam::linearCohesiveLaw::linearCohesiveLaw
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(
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const word& cohesiveLawName,
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const dictionary& dict
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)
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:
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cohesiveLaw(cohesiveLawName, dict),
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deltaC_(2.0*GIc()/sigmaMax())
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{}
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Foam::linearCohesiveLaw::linearCohesiveLaw
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(
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const linearCohesiveLaw& lcl
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)
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:
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cohesiveLaw(lcl),
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deltaC_(lcl.deltaC_)
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{}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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Foam::linearCohesiveLaw::~linearCohesiveLaw()
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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//- Return current holding traction
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Foam::scalar Foam::linearCohesiveLaw::traction(scalar delta) const
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{
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if (delta > deltaC().value())
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{
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return 0.0;
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}
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else if (delta < 0)
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{
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return sigmaMax().value();
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}
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return sigmaMax().value()*(1.0 - delta/deltaC().value());
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}
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// ************************************************************************* //
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