OGS
triaxtest_original.prj
<
OpenGeoSysProject
>
<
meshes
>
<
mesh
axially_symmetric
="true">model.vtu</mesh>
<
mesh
axially_symmetric
="true">geometry_left.vtu</mesh>
<
mesh
axially_symmetric
="true">geometry_right.vtu</mesh>
<
mesh
axially_symmetric
="true">geometry_top.vtu</mesh>
<
mesh
axially_symmetric
="true">geometry_bottom.vtu</mesh>
</meshes>
<
processes
>
<
process
>
<
name
>SD</name>
<
type
>
SMALL_DEFORMATION
</type>
<
integration_order
>2</integration_order>
<constitutive_relation>
<type>
MFront
</type>
<
behaviour
>ModCamClay_semiExpl</behaviour>
<
material_properties
>
<
material_property
name
="PoissonRatio"
parameter
="PoissonRatio" />
<
material_property
name
="CriticalStateLineSlope"
parameter
="CriticalStateLineSlope" />
<
material_property
name
="SwellingLineSlope"
parameter
="SwellingLineSlope" />
<
material_property
name
="VirginConsolidationLineSlope"
parameter
="VirginConsolidationLineSlope" />
<
material_property
name
="CharacteristicPreConsolidationPressure"
parameter
="InitialPreConsolidationPressure" />
<
material_property
name
="InitialVolumeRatio"
parameter
="InitialVolumeRatio" />
</material_properties>
<
initial_values
>
<
state_variable
name
="PreConsolidationPressure"
parameter
="InitialPreConsolidationPressure" />
<
state_variable
name
="VolumeRatio"
parameter
="InitialVolumeRatio" />
</initial_values>
</constitutive_relation>
<
specific_body_force
>0 0</specific_body_force>
<
initial_stress
>InitialEffectiveStressField</initial_stress>
<
process_variables
>
<
process_variable
>displacement</process_variable>
</process_variables>
<
secondary_variables
>
<
secondary_variable
internal_name
="sigma"
output_name
="sigma" />
<
secondary_variable
internal_name
="epsilon"
output_name
="epsilon" />
<
secondary_variable
internal_name
="ElasticStrain"
output_name
="ElasticStrain" />
<
secondary_variable
internal_name
="EquivalentPlasticStrain"
output_name
="EquivalentPlasticStrain" />
<
secondary_variable
internal_name
="PreConsolidationPressure"
output_name
="PreConsolidationPressure" />
<
secondary_variable
internal_name
="VolumeRatio"
output_name
="VolumeRatio" />
<
secondary_variable
internal_name
="PlasticVolumetricStrain"
output_name
="PlasticVolumetricStrain" />
</secondary_variables>
</process>
</processes>
<
time_loop
>
<
processes
>
<
process
ref
="SD">
<
nonlinear_solver
>basic_newton</nonlinear_solver>
<
convergence_criterion
>
<
type
>
DeltaX
</type>
<
norm_type
>INFINITY_N</norm_type>
<
abstol
>1e-13</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
>1</repeat>
<
delta_t
>0.001</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.0012</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.00144</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.001728</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.002074</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.002488</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.002986</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.003583</delta_t>
</pair>
<
pair
>
<
repeat
>2</repeat>
<
delta_t
>0.0043</delta_t>
</pair>
<
pair
>
<
repeat
>188</repeat>
<
delta_t
>0.00516</delta_t>
</pair>
<
pair
>
<
repeat
>1</repeat>
<
delta_t
>0.004863</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<
output
>
<
type
>
VTK
</type>
<
prefix
>triaxtest_original_output</prefix>
<
timesteps
>
<
pair
>
<
repeat
>10000</repeat>
<
each_steps
>1</each_steps>
</pair>
</timesteps>
<
variables
>
<
variable
>displacement</variable>
<
variable
>sigma</variable>
<
variable
>epsilon</variable>
<
variable
>PreConsolidationPressure</variable>
</variables>
</output>
</time_loop>
<
media
>
<
medium
>
<
phases
>
<
phase
>
<
type
>
Solid
</type>
<
properties
>
<
property
>
<
name
>density</name>
<
type
>
Constant
</type>
<
value
>0</value>
</property>
</properties>
</phase>
</phases>
</medium>
</media>
<
parameters
>
<
parameter
>
<
name
>PoissonRatio</name>
<
type
>
Constant
</type>
<
value
>0.3</value>
</parameter>
<
parameter
>
<
name
>CriticalStateLineSlope</name>
<
type
>
Constant
</type>
<
value
>1.2</value>
</parameter>
<
parameter
>
<
name
>SwellingLineSlope</name>
<
type
>
Constant
</type>
<
value
>6.6e-3</value>
</parameter>
<
parameter
>
<
name
>VirginConsolidationLineSlope</name>
<
type
>
Constant
</type>
<
value
>7.7e-2</value>
</parameter>
<
parameter
>
<
name
>InitialPreConsolidationPressure</name>
<
type
>
Constant
</type>
<
value
>200.e3</value>
</parameter>
<
parameter
>
<
name
>InitialVolumeRatio</name>
<
type
>
Constant
</type>
<
value
>1.78571428571428571429</value>
</parameter>
<
parameter
>
<
name
>displacement0</name>
<
type
>
Constant
</type>
<
values
>0 0</values>
</parameter>
<
parameter
>
<
name
>zero</name>
<
type
>
Constant
</type>
<
value
>0.0</value>
</parameter>
<
parameter
>
<
name
>axial_pressure</name>
<
type
>
CurveScaled
</type>
<
curve
>ax_loading_curve</curve>
<
parameter
>loading_value_top</parameter>
</parameter>
<
parameter
>
<
name
>loading_value_top</name>
<
type
>
Constant
</type>
<
value
>-625.e3</value>
</parameter>
<
parameter
>
<
name
>loading_value_side</name>
<
type
>
Constant
</type>
<
values
>-200.e3</values>
</parameter>
<
parameter
>
<
name
>confining_pressure</name>
<
type
>
CurveScaled
</type>
<
curve
>pre_loading_curve</curve>
<
parameter
>loading_value_side</parameter>
</parameter>
<
parameter
>
<
name
>InitialEffectiveStressField</name>
<
type
>
Function
</type>
<
expression
>-200.e3</expression>
<
expression
>-200.e3</expression>
<
expression
>-200.e3</expression>
<
expression
>0</expression>
</parameter>
</parameters>
<
curves
>
<
curve
>
<
name
>ax_loading_curve</name>
<coords>0.0 0.02 1</coords>
<values>0.32 0.32 1.0</values>
</curve>
<
curve
>
<
name
>pre_loading_curve</name>
<coords>0.0 0.02 1</coords>
<values>1.0 1.0 1.05</values>
</curve>
</curves>
<
process_variables
>
<
process_variable
>
<
name
>displacement</name>
<
components
>2</components>
<
order
>1</order>
<
initial_condition
>displacement0</initial_condition>
<
boundary_conditions
>
<
boundary_condition
>
<
mesh
>geometry_left</mesh>
<
type
>
Dirichlet
</type>
<
component
>0</component>
<
parameter
>zero</parameter>
</boundary_condition>
<
boundary_condition
>
<
mesh
>geometry_bottom</mesh>
<
type
>
Dirichlet
</type>
<
component
>1</component>
<
parameter
>zero</parameter>
</boundary_condition>
<
boundary_condition
>
<
mesh
>geometry_top</mesh>
<
type
>
Neumann
</type>
<
component
>1</component>
<
parameter
>axial_pressure</parameter>
</boundary_condition>
<
boundary_condition
>
<
mesh
>geometry_right</mesh>
<
type
>
Neumann
</type>
<
component
>0</component>
<
parameter
>confining_pressure</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
</process_variables>
<
nonlinear_solvers
>
<
nonlinear_solver
>
<
name
>basic_newton</name>
<
type
>
Newton
</type>
<
max_iter
>60</max_iter>
<
linear_solver
>general_linear_solver</linear_solver>
</nonlinear_solver>
</nonlinear_solvers>
<
linear_solvers
>
<
linear_solver
>
<
name
>general_linear_solver</name>
<
eigen
>
<
solver_type
>SparseLU</solver_type>
<
scaling
>true</scaling>
</eigen>
<
petsc
>
<
parameters
>-ksp_type richardson -pc_type lu</parameters>
</petsc>
</linear_solver>
</linear_solvers>
<
test_definition
>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_99_t_0.484339.vtu</file>
<
field
>displacement</field>
<
absolute_tolerance
>1e-14</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_199_t_1.000000.vtu</file>
<
field
>displacement</field>
<
absolute_tolerance
>7e-12</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_99_t_0.484339.vtu</file>
<
field
>sigma</field>
<
absolute_tolerance
>1e-7</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_199_t_1.000000.vtu</file>
<
field
>sigma</field>
<
absolute_tolerance
>2e-7</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_99_t_0.484339.vtu</file>
<
field
>PreConsolidationPressure</field>
<
absolute_tolerance
>9e-9</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>triaxtest_original_output_ts_199_t_1.000000.vtu</file>
<
field
>PreConsolidationPressure</field>
<
absolute_tolerance
>2e-6</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
</test_definition>
</OpenGeoSysProject>
OGS CTests—Project Files
Mechanics
ModifiedCamClay
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