Page MenuHomec4science
Files F68404475

test_solid_mechanics_model_implicit_2d.cc
No OneTemporary
Actions

File Metadata

Created
Thu, Jun 27, 06:13

test_solid_mechanics_model_implicit_2d.cc
View Options

/**
* @file test_solid_mechanics_model_implicit_2d.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Thu Mar 03 2011
* @date last modification: Thu Jun 05 2014
*
* @brief test of traction in implicit
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 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 <limits>
#include <fstream>
/* -------------------------------------------------------------------------- */
#include "solid_mechanics_model.hh"
#define bar_length 1
#define bar_height 1
using namespace akantu;
/* -------------------------------------------------------------------------- */
int main(int argc, char *argv[])
{
debug::setDebugLevel(dblWarning);
initialize("material.dat", argc, argv);
UInt spatial_dimension = 2;
Mesh mesh(spatial_dimension);
StaticCommunicator & comm = StaticCommunicator::getStaticCommunicator();
Int psize = comm.getNbProc();
Int prank = comm.whoAmI();
MeshPartition * partition = NULL;
if(prank == 0) {
mesh.read("square_implicit2.msh");
partition = new MeshPartitionScotch(mesh, spatial_dimension);
// partition->reorder();
partition->partitionate(psize);
}
SolidMechanicsModel model(mesh);
/// model initialization
model.initParallel(partition);
delete partition;
model.initFull(SolidMechanicsModelOptions(_static));
if (prank == 0) std::cout << model.getMaterial("steel") << std::endl;
/// boundary conditions
const Array<Real> & position = mesh.getNodes();
Array<bool> & boundary = model.getBlockedDOFs();
Array<Real> & displacment = model.getDisplacement();
UInt nb_nodes = model.getFEEngine().getMesh().getNbNodes();
for (UInt n = 0; n < nb_nodes; ++n) {
if(position(n,0) < Math::getTolerance()) boundary(n,0) = true;
if(position(n,1) < Math::getTolerance()) boundary(n,1) = true;
if(std::abs(position(n,0) - bar_length) < Math::getTolerance()) {
boundary(n,0) = true;
displacment(n,0) = 0.1;
}
}
model.setBaseName("implicit_2d");
model.addDumpField("displacement");
model.addDumpField("velocity" );
model.addDumpField("acceleration");
model.addDumpField("force" );
model.addDumpField("residual" );
model.addDumpField("stress" );
model.addDumpField("strain" );
model.updateResidual();
model.dump();
model.solveStep<_scm_newton_raphson_tangent_modified, _scc_increment>(1e-3, 100);
model.dump();
finalize();
return EXIT_SUCCESS;
}

Event Timeline

c4science · Help