OGS
m2_3Dloadbt.prj
<
OpenGeoSysProject
>
<
mesh
>m2_3Dloadbt.vtu</mesh>
<
geometry
>m2_3Dloadbt.gml</geometry>
<
processes
>
<
process
>
<
name
>ThermoMechanics</name>
<
type
>
THERMO_MECHANICS
</type>
<
integration_order
>2</integration_order>
<
constitutive_relation
>
<type>
CreepBGRa
</type>
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
<a>A</a>
<n>n</n>
<sigma0>sigma_f</sigma0>
<q>Q</q>
<nonlinear_solver>
<maximum_iterations>1000</maximum_iterations>
<residuum_tolerance>1e-8</residuum_tolerance>
<increment_tolerance>0</increment_tolerance>
</nonlinear_solver>
</constitutive_relation>
<
process_variables
>
<
displacement
>displacement</displacement>
<
temperature
>temperature</temperature>
</process_variables>
<
secondary_variables
>
<
secondary_variable
internal_name
="sigma"
output_name
="sigma" />
<
secondary_variable
internal_name
="epsilon"
output_name
="epsilon" />
</secondary_variables>
<
specific_body_force
>0 0 0</specific_body_force>
</process>
</processes>
<
media
>
<
medium
>
<
phases
>
<
phase
>
<
type
>
Solid
</type>
<
properties
>
<
property
>
<
name
>thermal_expansivity</name>
<
type
>
Constant
</type>
<
value
>0</value>
</property>
<
property
>
<
name
>thermal_conductivity</name>
<
type
>
Constant
</type>
<
value
>100</value>
</property>
<
property
>
<
name
>specific_heat_capacity</name>
<
type
>
Constant
</type>
<
value
>0</value>
</property>
<
property
>
<
name
>density</name>
<
type
>
Constant
</type>
<
value
>0.</value>
</property>
</properties>
</phase>
</phases>
</medium>
</media>
<
time_loop
>
<
processes
>
<
process
ref
="ThermoMechanics">
<
nonlinear_solver
>basic_newton</nonlinear_solver>
<
convergence_criterion
>
<
type
>
DeltaX
</type>
<
norm_type
>NORM2</norm_type>
<
abstol
>1e-10</abstol>
</convergence_criterion>
<
time_discretization
>
<
type
>
BackwardEuler
</type>
</time_discretization>
<
time_stepping
>
<
type
>
FixedTimeStepping
</type>
<
t_initial
>0</t_initial>
<
t_end
>1</t_end>
<
timesteps
>
<
pair
>
<
repeat
>500</repeat>
<
delta_t
>0.002</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<
output
>
<
type
>
VTK
</type>
<
prefix
>m2_3Dloadbt</prefix>
<
timesteps
>
<
pair
>
<
repeat
>1</repeat>
<
each_steps
>250</each_steps>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
each_steps
>500</each_steps>
</pair>
</timesteps>
<
fixed_output_times
>0.5 1.0</fixed_output_times>
<
variables
>
<
variable
>displacement</variable>
<
variable
>temperature</variable>
<
variable
>sigma</variable>
<
variable
>epsilon</variable>
</variables>
<
suffix
>
ts
{:timestep}_t_{:time}</suffix>
</output>
</time_loop>
<
parameters
>
<
parameter
>
<
name
>A</name>
<
type
>
Constant
</type>
<
value
>0.18</value>
</parameter>
<
parameter
>
<
name
>n</name>
<
type
>
Constant
</type>
<
value
>5.0</value>
</parameter>
<
parameter
>
<
name
>sigma_f</name>
<
type
>
Constant
</type>
<
value
>1</value>
</parameter>
<
parameter
>
<
name
>Q</name>
<
type
>
Constant
</type>
<
value
>54000</value>
</parameter>
<
parameter
>
<
name
>E</name>
<
type
>
Constant
</type>
<
value
>25000</value>
</parameter>
<
parameter
>
<
name
>nu</name>
<
type
>
Constant
</type>
<
value
>0.25</value>
</parameter>
<
parameter
>
<
name
>temperature_ic</name>
<
type
>
Constant
</type>
<
value
>273.15</value>
</parameter>
<
parameter
>
<
name
>temperature_bc</name>
<
type
>
Constant
</type>
<
value
>273.15</value>
</parameter>
<
parameter
>
<
name
>displacement0</name>
<
type
>
Constant
</type>
<
values
>0 0 0</values>
</parameter>
<
parameter
>
<
name
>Dirichlet0</name>
<
type
>
Constant
</type>
<
value
>0.</value>
</parameter>
<
parameter
>
<
name
>Neumann_Tension_Scaling</name>
<
type
>
Constant
</type>
<
value
>40</value>
</parameter>
<
parameter
>
<
name
>Minus_Neumann_Tension_Scaling</name>
<
type
>
Constant
</type>
<
value
>-40</value>
</parameter>
<
parameter
>
<
name
>Neumann_Tension</name>
<
type
>
CurveScaled
</type>
<
curve
>NeumannCurve</curve>
<
parameter
>Neumann_Tension_Scaling</parameter>
</parameter>
<
parameter
>
<
name
>Minus_Neumann_Tension</name>
<
type
>
CurveScaled
</type>
<
curve
>NeumannCurve</curve>
<
parameter
>Minus_Neumann_Tension_Scaling</parameter>
</parameter>
</parameters>
<
curves
>
<
curve
>
<
name
>NeumannCurve</name>
<coords>0.0 2.0</coords>
<values>0.0 2.0</values>
</curve>
</curves>
<
process_variables
>
<
process_variable
>
<
name
>displacement</name>
<
components
>3</components>
<
order
>1</order>
<
initial_condition
>displacement0</initial_condition>
<
boundary_conditions
>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE1</geometry>
<
type
>
Dirichlet
</type>
<
component
>0</component>
<
parameter
>Dirichlet0</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE2</geometry>
<
type
>
Dirichlet
</type>
<
component
>1</component>
<
parameter
>Dirichlet0</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE3</geometry>
<
type
>
Dirichlet
</type>
<
component
>2</component>
<
parameter
>Dirichlet0</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE4</geometry>
<
type
>
Neumann
</type>
<
component
>0</component>
<
parameter
>Neumann_Tension</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE7</geometry>
<
type
>
Neumann
</type>
<
component
>0</component>
<
parameter
>Minus_Neumann_Tension</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE11</geometry>
<
type
>
Neumann
</type>
<
component
>1</component>
<
parameter
>Neumann_Tension</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE12</geometry>
<
type
>
Neumann
</type>
<
component
>2</component>
<
parameter
>Neumann_Tension</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE13</geometry>
<
type
>
Neumann
</type>
<
component
>0</component>
<
parameter
>Minus_Neumann_Tension</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE16</geometry>
<
type
>
Neumann
</type>
<
component
>0</component>
<
parameter
>Neumann_Tension</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
<
process_variable
>
<
name
>temperature</name>
<
components
>1</components>
<
order
>1</order>
<
initial_condition
>temperature_ic</initial_condition>
<
boundary_conditions
>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE1</geometry>
<
type
>
Dirichlet
</type>
<
parameter
>temperature_bc</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>m2_3Dloadbt</geometrical_set>
<
geometry
>SURFACE4</geometry>
<
type
>
Dirichlet
</type>
<
parameter
>temperature_bc</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
</process_variables>
<
nonlinear_solvers
>
<
nonlinear_solver
>
<
name
>basic_newton</name>
<
type
>
Newton
</type>
<
max_iter
>50</max_iter>
<
linear_solver
>general_linear_solver</linear_solver>
</nonlinear_solver>
</nonlinear_solvers>
<
linear_solvers
>
<
linear_solver
>
<
name
>general_linear_solver</name>
<
lis
>-i bicgstab -p jacobi -tol 1e-11 -maxiter 10000</lis>
<
eigen
>
<
solver_type
>BiCGSTAB</solver_type>
<
precon_type
>ILUT</precon_type>
<
max_iteration_step
>10000</max_iteration_step>
<
error_tolerance
>1e-10</error_tolerance>
</eigen>
</linear_solver>
</linear_solvers>
<
test_definition
>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_250_t_0.500000.vtu</file>
<
field
>displacement</field>
<
absolute_tolerance
>1e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_250_t_0.500000.vtu</file>
<
field
>sigma</field>
<
absolute_tolerance
>1e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_250_t_0.500000.vtu</file>
<
field
>epsilon</field>
<
absolute_tolerance
>1e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_500_t_1.000000.vtu</file>
<
field
>displacement</field>
<
absolute_tolerance
>1e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_500_t_1.000000.vtu</file>
<
field
>epsilon</field>
<
absolute_tolerance
>1e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>m2_3Dloadbt_ts_500_t_1.000000.vtu</file>
<
field
>sigma</field>
<
absolute_tolerance
>1.0e-11</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
</test_definition>
</OpenGeoSysProject>
OGS CTests—Project Files
ThermoMechanics
CreepBGRa
Verification
m2_3Dloadbt
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