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rAKA/src/model/diffusion_model/diffusion_model.hh
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diffusion_model.hh
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/**
* Copyright (©) 2011-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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 "constitutive_laws_handler.hh"
#include "data_accessor.hh"
#include "fe_engine.hh"
#include "model.hh"
/* -------------------------------------------------------------------------- */
#include <array>
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_DIFFUSION_MODEL_HH_
#define AKANTU_DIFFUSION_MODEL_HH_
namespace akantu {
template <ElementKind kind, class IntegrationOrderFunctor>
class IntegratorGauss;
template <ElementKind kind> class ShapeLagrange;
class DiffusionLaw;
} // namespace akantu
namespace akantu {
class DiffusionModel : public ConstitutiveLawsHandler<DiffusionLaw, Model> {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
using Parent = ConstitutiveLawsHandler<DiffusionLaw, Model>;
public:
using FEEngineType = FEEngineTemplate<IntegratorGauss, ShapeLagrange>;
DiffusionModel(Mesh & mesh, Int dim = _all_dimensions,
const ID & id = "diffusion",
const std::shared_ptr<DOFManager> & dof_manager = nullptr,
const ID & dof_name = "diffusion",
ModelType model_type = ModelType::_heat_transfer_model);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
protected:
/// allocate all vectors
void initSolver(TimeStepSolverType time_step_solver_type,
NonLinearSolverType non_linear_solver_type) override;
void predictor() override;
void corrector() override;
/// compute the heat flux
void assembleResidual() override;
/// callback to assemble a Matrix
void assembleMatrix(const ID & matrix_id) override;
/// callback to assemble a lumped Matrix
void assembleLumpedMatrix(const ID & matrix_id) override;
/// get the type of matrix needed
[[nodiscard]] MatrixType getMatrixType(const ID & matrix_id) const override;
[[nodiscard]] std::tuple<ID, TimeStepSolverType>
getDefaultSolverID(const AnalysisMethod & method) override;
[[nodiscard]] ModelSolverOptions
getDefaultSolverOptions(const TimeStepSolverType & type) const override;
/* ------------------------------------------------------------------------ */
/* Methods for explicit */
/* ------------------------------------------------------------------------ */
public:
/// compute and get the stable time step
Real getStableTimeStep();
/// set the stable time step
void setTimeStep(Real time_step, const ID & solver_id = "") override;
public:
/// assemble the conductivity matrix
void assembleDiffisivityMatrix();
/// assemble the conductivity matrix
void assembleCapacityMatrix();
/// calculate the lumped capacity vector for heat transfer problem
void assembleCapacityMatrixLumped();
private:
/// compute the internal flow
void assembleInternalFlow();
/// calculate the lumped capacity vector for heat transfer problem (w
/// ghost type)
void assembleCapacityLumped(GhostType ghost_type);
/// compute the thermal energy
Real computeThermalEnergyByNode();
/* ------------------------------------------------------------------------ */
/* Data Accessor inherited members */
/* ------------------------------------------------------------------------ */
public:
[[nodiscard]] Int getNbData(const Array<Element> & elements,
const SynchronizationTag & tag) const override;
void packData(CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) const override;
void unpackData(CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) override;
[[nodiscard]] Int getNbData(const Array<Idx> & indexes,
const SynchronizationTag & tag) const override;
void packData(CommunicationBuffer & buffer, const Array<Idx> & indexes,
const SynchronizationTag & tag) const override;
void unpackData(CommunicationBuffer & buffer, const Array<Idx> & indexes,
const SynchronizationTag & tag) override;
/* ------------------------------------------------------------------------ */
/* Dumpable interface */
/* ------------------------------------------------------------------------ */
public:
std::shared_ptr<dumpers::Field>
createNodalFieldReal(const std::string & field_name,
const std::string & group_name,
bool padding_flag) override;
std::shared_ptr<dumpers::Field>
createNodalFieldBool(const std::string & field_name,
const std::string & group_name,
bool padding_flag) override;
std::shared_ptr<dumpers::Field>
createElementalField(const std::string & field_name,
const std::string & group_name, bool padding_flag,
Int spatial_dimension, ElementKind kind) override;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// get the boundary vector
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(BlockedDOFs, blocked_dofs);
/// get the external heat rate vector
AKANTU_GET_MACRO_DEREF_PTR(ExternalFlow, external_flow);
/// get the external heat rate vector
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(ExternalFlow, external_flow);
/// get the assembled heat flux
AKANTU_GET_MACRO_DEREF_PTR(InternalFlow, internal_flow);
/// get the assembled heat flux
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(InternalFlow, internal_flow);
/// get the temperature
AKANTU_GET_MACRO_DEREF_PTR(Diffusion, diffusion);
/// get the temperature
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(Diffusion, diffusion);
/// get the temperature derivative
AKANTU_GET_MACRO_DEREF_PTR(DiffusionRate, diffusion_rate);
AKANTU_GET_MACRO_AUTO(DOFName, dof_name);
AKANTU_GET_MACRO_AUTO(DiffusionRelease, diffusion_release);
/// get the energy denominated by thermal
Real getEnergy(const ID & energy_id, const Element & element);
/// get the energy denominated by thermal
Real getEnergy(const ID & energy_id);
protected:
/* ------------------------------------------------------------------------ */
FEEngine & getFEEngineBoundary(const ID & name = "") override;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
ID dof_name;
/// temperatures array
std::unique_ptr<Array<Real>> diffusion;
/// temperatures derivatives array
std::unique_ptr<Array<Real>> diffusion_rate;
/// increment array (@f$\delta \dot T@f$ or @f$\delta T@f$)
std::unique_ptr<Array<Real>> increment;
/// external flux vector
std::unique_ptr<Array<Real>> external_flow;
/// residuals array
std::unique_ptr<Array<Real>> internal_flow;
/// boundary vector
std::unique_ptr<Array<bool>> blocked_dofs;
bool need_to_reassemble_capacity{true};
bool need_to_reassemble_capacity_lumped{true};
Int diffusion_release{-1};
};
} // namespace akantu
#include "diffusion_law.hh"
#endif /* AKANTU_DIFFUSION_MODEL_HH_ */
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