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heat_diffusion_static_2d.cc
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Sat, Aug 17, 01:02
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Mon, Aug 19, 01:02 (1 d, 23 h)
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rAKA akantu
heat_diffusion_static_2d.cc
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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 "heat_transfer_model.hh"
/* -------------------------------------------------------------------------- */
#include <string>
/* -------------------------------------------------------------------------- */
using
namespace
akantu
;
/* -------------------------------------------------------------------------- */
const
Int
spatial_dimension
=
2
;
int
main
(
int
argc
,
char
*
argv
[])
{
initialize
(
"material.dat"
,
argc
,
argv
);
// create mesh
Mesh
mesh
(
spatial_dimension
);
mesh
.
read
(
"square.msh"
);
HeatTransferModel
model
(
mesh
);
// initialize everything
model
.
initFull
(
_analysis_method
=
_static
);
// boundary conditions
const
Array
<
Real
>
&
nodes
=
mesh
.
getNodes
();
Array
<
bool
>
&
blocked_dofs
=
model
.
getBlockedDOFs
();
Array
<
Real
>
&
temperature
=
model
.
getTemperature
();
double
length
=
1.
;
Int
nb_nodes
=
nodes
.
size
();
for
(
Int
i
=
0
;
i
<
nb_nodes
;
++
i
)
{
temperature
(
i
)
=
100.
;
Real
dx
=
nodes
(
i
,
0
);
Real
dy
=
nodes
(
i
,
1
);
Vector
<
Real
>
dX
=
{
dx
,
dy
};
dX
.
array
()
-=
length
/
4.
;
Real
d
=
dX
.
norm
();
if
(
d
<
0.1
)
{
blocked_dofs
(
i
)
=
true
;
temperature
(
i
)
=
300.
;
}
if
(
std
::
abs
(
dx
)
<
1e-4
||
std
::
abs
(
dy
)
<
1e-4
)
{
blocked_dofs
(
i
)
=
true
;
}
if
(
std
::
abs
(
dx
-
length
)
<
1e-4
||
std
::
abs
(
dy
-
length
)
<
1e-4
)
{
blocked_dofs
(
i
)
=
true
;
}
}
model
.
setBaseName
(
"heat_diffusion_static_2d"
);
model
.
addDumpField
(
"temperature"
);
model
.
addDumpField
(
"internal_heat_rate"
);
model
.
addDumpField
(
"conductivity"
);
model
.
addDumpField
(
"blocked_dofs"
);
model
.
dump
();
model
.
solveStep
();
model
.
dump
();
return
0
;
}
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