diff --git a/ProcessLib/PhaseField/Tests.cmake b/ProcessLib/PhaseField/Tests.cmake
index 81fa5c3a6a3330618f385e06a811d8334980690c..90454b5856a5b2867b6fc38dfa88fe8c251fabb6 100644
--- a/ProcessLib/PhaseField/Tests.cmake
+++ b/ProcessLib/PhaseField/Tests.cmake
@@ -47,17 +47,17 @@ AddTest(
NAME PhaseField_3D_beam_tens_AT1_vd_2core
PATH PhaseField/beam
EXECUTABLE ogs
- EXECUTABLE_ARGS AT1_vd_tensile.prj
+ EXECUTABLE_ARGS AT1_vd_tensile_2core.prj
WRAPPER mpirun
WRAPPER_ARGS -np 2
TESTER vtkdiff
REQUIREMENTS OGS_USE_MPI
RUNTIME 18
DIFF_DATA
- expected_AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu AT1_vd_tension_ts_10_t_1_000000_0.vtu displacement displacement 1e-5 0
- expected_AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu AT1_vd_tension_ts_10_t_1_000000_1.vtu displacement displacement 1e-5 0
- expected_AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu AT1_vd_tension_ts_10_t_1_000000_0.vtu phasefield phasefield 1e-6 0
- expected_AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu AT1_vd_tension_ts_10_t_1_000000_1.vtu phasefield phasefield 1e-6 0
+ expected_AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu displacement displacement 1e-5 0
+ expected_AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu displacement displacement 1e-5 0
+ expected_AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu AT1_vd_tension_2core_ts_10_t_1_000000_0.vtu phasefield phasefield 1e-6 0
+ expected_AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu AT1_vd_tension_2core_ts_10_t_1_000000_1.vtu phasefield phasefield 1e-6 0
)
AddTest(
diff --git a/Tests/Data/PhaseField/beam/AT1_vd_tensile_2core.prj b/Tests/Data/PhaseField/beam/AT1_vd_tensile_2core.prj
new file mode 100644
index 0000000000000000000000000000000000000000..672f826b23e6b40194f095da3be7c0ae59edd884
--- /dev/null
+++ b/Tests/Data/PhaseField/beam/AT1_vd_tensile_2core.prj
@@ -0,0 +1,290 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<OpenGeoSysProject>
+ <!-- element size == 0.01 -->
+ <meshes>
+ <mesh>bar.vtu</mesh>
+ <mesh>bar_left.vtu</mesh>
+ <mesh>bar_right.vtu</mesh>
+ </meshes>
+ <processes>
+ <process>
+ <name>PhaseField</name>
+ <type>PHASE_FIELD</type>
+ <coupling_scheme>staggered</coupling_scheme>
+ <integration_order>2</integration_order>
+ <phasefield_model>AT1</phasefield_model>
+ <energy_split_model>VolumetricDeviatoric</energy_split_model>
+ <irreversible_threshold>0.05</irreversible_threshold>
+ <constitutive_relation>
+ <type>LinearElasticIsotropic</type>
+ <youngs_modulus>E</youngs_modulus>
+ <poissons_ratio>nu</poissons_ratio>
+ </constitutive_relation>
+ <phasefield_parameters>
+ <residual_stiffness>k</residual_stiffness>
+ <crack_resistance>gc</crack_resistance>
+ <crack_length_scale>ls</crack_length_scale>
+ </phasefield_parameters>
+ <solid_density>rho_sr</solid_density>
+ <process_variables>
+ <phasefield>phasefield</phasefield>
+ <displacement>displacement</displacement>
+ </process_variables>
+ <secondary_variables>
+ <secondary_variable type="static" internal_name="sigma" output_name="sigma"/>
+ <secondary_variable type="static" internal_name="epsilon" output_name="epsilon"/>
+ </secondary_variables>
+ <specific_body_force>0 0 0</specific_body_force>
+ </process>
+ </processes>
+ <time_loop>
+ <global_process_coupling>
+ <max_iter> 1000 </max_iter>
+ <convergence_criteria>
+ <!-- convergence criterion for the first process -->
+ <convergence_criterion>
+ <type>DeltaX</type>
+ <norm_type>INFINITY_N</norm_type>
+ <abstol>1.e-1</abstol>
+ <reltol>1.e-1</reltol>
+ </convergence_criterion>
+ <!-- convergence criterion for the second process -->
+ <convergence_criterion>
+ <type>DeltaX</type>
+ <norm_type>INFINITY_N</norm_type>
+ <abstol>1.e-4</abstol>
+ <reltol>1.e-10</reltol>
+ </convergence_criterion>
+ </convergence_criteria>
+ </global_process_coupling>
+ <processes>
+ <process ref="PhaseField">
+ <nonlinear_solver>basic_newton_u</nonlinear_solver>
+ <convergence_criterion>
+ <type>DeltaX</type>
+ <norm_type>NORM2</norm_type>
+ <reltol>1.e-14</reltol>
+ </convergence_criterion>
+ <time_discretization>
+ <type>BackwardEuler</type>
+ </time_discretization>
+ <time_stepping>
+ <type>FixedTimeStepping</type>
+ <t_initial>0</t_initial>
+ <t_end>1.0</t_end>
+ <timesteps>
+ <pair>
+ <repeat>1</repeat>
+ <delta_t>1.e-1</delta_t>
+ </pair>
+ </timesteps>
+ </time_stepping>
+ </process>
+ <process ref="PhaseField">
+ <nonlinear_solver>petsc_snes</nonlinear_solver>
+ <convergence_criterion>
+ <type>DeltaX</type>
+ <norm_type>NORM2</norm_type>
+ <reltol>1.e-14</reltol>
+ </convergence_criterion>
+ <time_discretization>
+ <type>BackwardEuler</type>
+ </time_discretization>
+ <time_stepping>
+ <type>FixedTimeStepping</type>
+ <t_initial>0</t_initial>
+ <t_end>1.0</t_end>
+ <timesteps>
+ <pair>
+ <repeat>1</repeat>
+ <delta_t>1.e-1</delta_t>
+ </pair>
+ </timesteps>
+ </time_stepping>
+ </process>
+ </processes>
+ <output>
+ <variables>
+ <variable>displacement</variable>
+ <variable>phasefield</variable>
+ <variable>sigma</variable>
+ <variable>epsilon</variable>
+ </variables>
+ <type>VTK</type>
+ <prefix>AT1_vd_tension_2core</prefix>
+ <timesteps>
+ <pair>
+ <repeat>10</repeat>
+ <each_steps>1</each_steps>
+ </pair>
+ <pair>
+ <repeat>10</repeat>
+ <each_steps>1</each_steps>
+ </pair>
+ </timesteps>
+ </output>
+ </time_loop>
+ <parameters>
+ <!-- Mechanics -->
+ <parameter>
+ <name>E</name>
+ <type>Constant</type>
+ <value>1.0</value>
+ </parameter>
+ <parameter>
+ <name>nu</name>
+ <type>Constant</type>
+ <value>0.15</value>
+ </parameter>
+ <parameter>
+ <name>k</name>
+ <type>Constant</type>
+ <value>1e-8</value>
+ </parameter>
+ <parameter>
+ <name>gc</name>
+ <type>Constant</type>
+ <value>1.0</value>
+ </parameter>
+ <parameter>
+ <name>ls</name>
+ <type>Constant</type>
+ <value>0.02</value>
+ </parameter>
+ <parameter>
+ <name>rho_sr</name>
+ <type>Constant</type>
+ <value>0.0</value>
+ </parameter>
+ <parameter>
+ <name>displacement0</name>
+ <type>Constant</type>
+ <values>0 0 0</values>
+ </parameter>
+ <parameter>
+ <name>phasefield_ic</name>
+ <type>Constant</type>
+ <value>1</value>
+ </parameter>
+ <parameter>
+ <name>phasefield_bc</name>
+ <type>Constant</type>
+ <value>1</value>
+ </parameter>
+ <parameter>
+ <name>dirichlet0</name>
+ <type>Constant</type>
+ <value>0</value>
+ </parameter>
+ <parameter>
+ <name>Dirichlet_spatial</name>
+ <type>Constant</type>
+ <value>1</value>
+ </parameter>
+ <parameter>
+ <name>dirichlet_right_time</name>
+ <type>CurveScaled</type>
+ <curve>dirichlet_time</curve>
+ <parameter>dirichlet_right</parameter>
+ </parameter>
+ <parameter>
+ <name>dirichlet_right</name>
+ <type>Constant</type>
+ <value>5.0</value>
+ </parameter>
+ </parameters>
+ <curves>
+ <curve>
+ <name>dirichlet_time</name>
+ <coords>0 1.0</coords>
+ <values>0 0.9</values>
+ </curve>
+ </curves>
+ <process_variables>
+ <process_variable>
+ <name>phasefield</name>
+ <components>1</components>
+ <order>1</order>
+ <initial_condition>phasefield_ic</initial_condition>
+ <boundary_conditions>
+ <boundary_condition>
+ <geometrical_set>bar</geometrical_set>
+ <geometry>left</geometry>
+ <type>Dirichlet</type>
+ <component>0</component>
+ <parameter>phasefield_bc</parameter>
+ </boundary_condition>
+ <boundary_condition>
+ <geometrical_set>bar</geometrical_set>
+ <geometry>right</geometry>
+ <type>Dirichlet</type>
+ <component>0</component>
+ <parameter>phasefield_bc</parameter>
+ </boundary_condition>
+ <boundary_condition>
+ <geometrical_set>bar</geometrical_set>
+ <geometry>right</geometry>
+ <type>PhaseFieldIrreversibleDamageOracleBoundaryCondition</type>
+ <component>0</component>
+ </boundary_condition>
+ </boundary_conditions>
+ </process_variable>
+ <process_variable>
+ <name>displacement</name>
+ <components>3</components>
+ <order>1</order>
+ <initial_condition>displacement0</initial_condition>
+ <boundary_conditions>
+ <boundary_condition>
+ <geometrical_set>bar</geometrical_set>
+ <geometry>left</geometry>
+ <type>Dirichlet</type>
+ <component>0</component>
+ <parameter>dirichlet0</parameter>
+ </boundary_condition>
+ <boundary_condition>
+ <geometrical_set>bar</geometrical_set>
+ <geometry>right</geometry>
+ <type>Dirichlet</type>
+ <component>0</component>
+ <parameter>dirichlet_right_time</parameter>
+ </boundary_condition>
+ </boundary_conditions>
+ </process_variable>
+ </process_variables>
+ <nonlinear_solvers>
+ <nonlinear_solver>
+ <name>petsc_snes</name>
+ <type>PETScSNES</type>
+ <!-- <type>Newton</type> -->
+ <max_iter>50</max_iter>
+ <linear_solver>linear_solver_d</linear_solver>
+ </nonlinear_solver>
+ <nonlinear_solver>
+ <name>basic_newton_u</name>
+ <type>Newton</type>
+ <max_iter>200</max_iter>
+ <linear_solver>linear_solver_u</linear_solver>
+ </nonlinear_solver>
+ </nonlinear_solvers>
+ <linear_solvers>
+ <linear_solver>
+ <name>linear_solver_d</name>
+ <eigen>
+ <solver_type>BiCGSTAB</solver_type>
+ <precon_type>ILUT</precon_type>
+ <max_iteration_step>10000</max_iteration_step>
+ <error_tolerance>1e-16</error_tolerance>
+ </eigen>
+ <petsc>
+ <parameters>-ksp_type cg -pc_type bjacobi -ksp_atol 1e-10 -ksp_rtol 1e-10 -snes_type vinewtonrsls -snes_linesearch_type l2 -snes_atol 1.e-8 -snes_rtol 1.e-8 -snes_max_it 1000 -snes_monitor </parameters>
+ </petsc>
+ </linear_solver>
+ <linear_solver>
+ <name>linear_solver_u</name>
+ <petsc>
+ <parameters>-ksp_type cg -pc_type bjacobi -ksp_atol 1e-14 -ksp_rtol 1e-14 </parameters>
+ </petsc>
+ </linear_solver>
+ </linear_solvers>
+</OpenGeoSysProject>