OGS
cube_1e4_anisotropic.prj
<
OpenGeoSysProject
>
<
mesh
>cube_1x1x1_hex_1e4_material_groups.vtu</mesh>
<
geometry
>cube_1x1x1.gml</geometry>
<
processes
>
<
process
>
<
name
>SteadyStateDiffusion</name>
<
type
>
STEADY_STATE_DIFFUSION
</type>
<
integration_order
>2</integration_order>
<
process_variables
>
<
process_variable
>pressure</process_variable>
</process_variables>
<
secondary_variables
>
<
secondary_variable
internal_name
="darcy_velocity"
output_name
="darcy_velocity" />
</secondary_variables>
</process>
</processes>
<
media
>
<
medium
id
="*">
<
properties
>
<
property
>
<
name
>diffusion</name>
<
type
>
Parameter
</type>
<
parameter_name
>K</parameter_name>
</property>
<
property
>
<
name
>reference_temperature</name>
<
type
>
Constant
</type>
<
value
>293.15</value>
</property>
</properties>
</medium>
</media>
<
time_loop
>
<
processes
>
<
process
ref
="SteadyStateDiffusion">
<
nonlinear_solver
>basic_picard</nonlinear_solver>
<
convergence_criterion
>
<
type
>
DeltaX
</type>
<
norm_type
>NORM2</norm_type>
<
abstol
>1.e-6</abstol>
</convergence_criterion>
<
time_discretization
>
<
type
>
BackwardEuler
</type>
</time_discretization>
<
time_stepping
>
<
type
>
SingleStep
</type>
</time_stepping>
</process>
</processes>
<
output
>
<
type
>
VTK
</type>
<
prefix
>cube_1e4_anisotropic</prefix>
<
variables
>
<
variable
>pressure</variable>
<
variable
>darcy_velocity</variable>
</variables>
<
suffix
>
ts
{:timestep}_t_{:time}</suffix>
</output>
</time_loop>
<
local_coordinate_system
>
<
basis_vector_0
>e0</basis_vector_0>
<
basis_vector_1
>e1</basis_vector_1>
<
basis_vector_2
>e2</basis_vector_2>
</local_coordinate_system>
<
parameters
>
<
parameter
>
<
name
>e0</name>
<
type
>
Constant
</type>
<
values
>0.86602540378443864676 0 0.5</values>
</parameter>
<
parameter
>
<
name
>e1</name>
<
type
>
Constant
</type>
<
values
>0 1 0</values>
</parameter>
<
parameter
>
<
name
>e2</name>
<
type
>
Constant
</type>
<
values
>-0.5 0 0.86602540378443864676</values>
</parameter>
<
parameter
>
<
name
>K</name>
<
type
>
Group
</type>
<
group_id_property
>MaterialIDs</group_id_property>
<
index_values
>
<
index
>0</index>
<
values
>1 1 1</values>
</index_values>
<
index_values
>
<
index
>1</index>
<
values
>1 1 0.1</values>
</index_values>
<
index_values
>
<
index
>2</index>
<
values
>0.1 0.1 1</values>
</index_values>
<
use_local_coordinate_system
>true</use_local_coordinate_system>
</parameter>
<
parameter
>
<
name
>p0</name>
<
type
>
Constant
</type>
<
value
>0</value>
</parameter>
<
parameter
>
<
name
>p_Dirichlet_left</name>
<
type
>
Constant
</type>
<
value
>1</value>
</parameter>
<
parameter
>
<
name
>p_Dirichlet_right</name>
<
type
>
Constant
</type>
<
value
>-1</value>
</parameter>
</parameters>
<
process_variables
>
<
process_variable
>
<
name
>pressure</name>
<
components
>1</components>
<
order
>1</order>
<
initial_condition
>p0</initial_condition>
<
boundary_conditions
>
<
boundary_condition
>
<
geometrical_set
>cube_1x1x1_geometry</geometrical_set>
<
geometry
>left</geometry>
<
type
>
Dirichlet
</type>
<
parameter
>p_Dirichlet_left</parameter>
</boundary_condition>
<
boundary_condition
>
<
geometrical_set
>cube_1x1x1_geometry</geometrical_set>
<
geometry
>right</geometry>
<
type
>
Dirichlet
</type>
<
parameter
>p_Dirichlet_right</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
</process_variables>
<
nonlinear_solvers
>
<
nonlinear_solver
>
<
name
>basic_picard</name>
<
type
>
Picard
</type>
<
max_iter
>10</max_iter>
<
linear_solver
>general_linear_solver</linear_solver>
</nonlinear_solver>
</nonlinear_solvers>
<
linear_solvers
>
<
linear_solver
>
<
name
>general_linear_solver</name>
<
lis
>-i cg -p jacobi -tol 1e-16 -maxiter 10000</lis>
<
eigen
>
<
solver_type
>CG</solver_type>
<
precon_type
>DIAGONAL</precon_type>
<
max_iteration_step
>10000</max_iteration_step>
<
error_tolerance
>1e-16</error_tolerance>
</eigen>
<
petsc
>
<
prefix
>gw</prefix>
<
parameters
>-gw_ksp_type cg -gw_pc_type bjacobi -gw_ksp_rtol 1e-16 -gw_ksp_max_it 10000</parameters>
</petsc>
</linear_solver>
</linear_solvers>
<
test_definition
>
<
vtkdiff
>
<
file
>cube_1e4_anisotropic_ts_1_t_1.000000.vtu</file>
<
field
>pressure</field>
<
absolute_tolerance
>1e-14</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
<
vtkdiff
>
<
file
>cube_1e4_anisotropic_ts_1_t_1.000000.vtu</file>
<
field
>darcy_velocity</field>
<
absolute_tolerance
>1e-13</absolute_tolerance>
<
relative_tolerance
>0</relative_tolerance>
</vtkdiff>
</test_definition>
</OpenGeoSysProject>
OGS CTests—Project Files
Elliptic
cube_1x1x1_SteadyStateDiffusion
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