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rAKA/src/model/solid_mechanics/materials/material_thermal.hh
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material_thermal.hh
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/**
* @file material_thermal.hh
*
* @author Lucas Frerot <lucas.frerot@epfl.ch>
*
* @date Th Oct 17 11:48:20 2013
*
* @brief Material isotropic thermo-elastic
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "material.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_MATERIAL_THERMAL_HH__
#define __AKANTU_MATERIAL_THERMAL_HH__
__BEGIN_AKANTU__
template<UInt spatial_dimension>
class MaterialThermal : public virtual Material {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
MaterialThermal(SolidMechanicsModel & model, const ID & id = "");
virtual ~MaterialThermal() {};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
virtual void initMaterial();
/// constitutive law for all element of a type
virtual void computeStress(ElementType el_type, GhostType ghost_type = _not_ghost);
/// Saves the previous thermal stresses
void savePreviousState(const GhostType ghost_type);
/* ------------------------------------------------------------------------ */
/* DataAccessor inherited members */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// Young modulus
Real E;
/// Poisson ratio
Real nu;
/// Thermal expansion coefficient
/// TODO : implement alpha as a matrix
Real alpha;
/// Temperature field
InternalField<Real> delta_T;
/// Current thermal stress
InternalField<Real> sigma_th_cur;
/// Previous thermal stress
InternalField<Real> sigma_th_prev;
/// Tell if we need to use the previous thermal stress
bool use_previous_stress_thermal;
};
__END_AKANTU__
#endif /* __AKANTU_MATERIAL_THERMAL_HH__ */
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