- invalueThe variable value inside the circle
C++ Type:double
Description:The variable value inside the circle
- outvalueThe variable value outside the circle
C++ Type:double
Description:The variable value outside the circle
- radiiThe radius for each circle
C++ Type:std::vector
Description:The radius for each circle
- variableThe variable this initial condition is supposed to provide values for.
C++ Type:VariableName
Description:The variable this initial condition is supposed to provide values for.
- x_positionsThe x-coordinate for each circle center
C++ Type:std::vector
Description:The x-coordinate for each circle center
- y_positionsThe y-coordinate for each circle center
C++ Type:std::vector
Description:The y-coordinate for each circle center
- z_positionsThe z-coordinate for each circle center
C++ Type:std::vector
Description:The z-coordinate for each circle center
SpecifiedSmoothCircleIC
under construction:Undocumented Class
The SpecifiedSmoothCircleIC has not been documented. The content listed below should be used as a starting point for documenting the class, which includes the typical automatic documentation associated with a MooseObject; however, what is contained is ultimately determined by what is necessary to make the documentation clear for users.
# SpecifiedSmoothCircleIC
!syntax description /ICs/SpecifiedSmoothCircleIC
## Overview
!! Replace these lines with information regarding the SpecifiedSmoothCircleIC object.
## Example Input File Syntax
!! Describe and include an example of how to use the SpecifiedSmoothCircleIC object.
!syntax parameters /ICs/SpecifiedSmoothCircleIC
!syntax inputs /ICs/SpecifiedSmoothCircleIC
!syntax children /ICs/SpecifiedSmoothCircleIC
Multiple smooth circles with manually specified radii and center points
Input Parameters
- 3D_spheresTruein 3D, whether the objects are spheres or columns
Default:True
C++ Type:bool
Options:
Description:in 3D, whether the objects are spheres or columns
- blockThe list of block ids (SubdomainID) that this object will be applied
C++ Type:std::vector
Options:
Description:The list of block ids (SubdomainID) that this object will be applied
- boundaryThe list of boundary IDs from the mesh where this boundary condition applies
C++ Type:std::vector
Options:
Description:The list of boundary IDs from the mesh where this boundary condition applies
- int_width0The interfacial width of the void surface. Defaults to sharp interface
Default:0
C++ Type:double
Options:
Description:The interfacial width of the void surface. Defaults to sharp interface
- profileCOSFunctional dependence for the interface profile
Default:COS
C++ Type:MooseEnum
Options:COS TANH
Description:Functional dependence for the interface profile
- rand_seed12345Seed value for the random number generator
Default:12345
C++ Type:unsigned int
Options:
Description:Seed value for the random number generator
- zero_gradientFalseSet the gradient DOFs to zero. This can avoid numerical problems with higher order shape functions and overlapping circles.
Default:False
C++ Type:bool
Options:
Description:Set the gradient DOFs to zero. This can avoid numerical problems with higher order shape functions and overlapping circles.
Optional Parameters
- control_tagsAdds user-defined labels for accessing object parameters via control logic.
C++ Type:std::vector
Options:
Description:Adds user-defined labels for accessing object parameters via control logic.
- enableTrueSet the enabled status of the MooseObject.
Default:True
C++ Type:bool
Options:
Description:Set the enabled status of the MooseObject.
- ignore_uo_dependencyFalseWhen set to true, a UserObject retrieved by this IC will not be executed before the this IC
Default:False
C++ Type:bool
Options:
Description:When set to true, a UserObject retrieved by this IC will not be executed before the this IC
Advanced Parameters
Input Files
- modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_3D_single.i
- modules/phase_field/examples/rigidbodymotion/grain_motion_GT.i
- modules/phase_field/test/tests/GBAnisotropy/test2.i
- modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_2D.i
- modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_3D.i
- modules/phase_field/test/tests/MultiSmoothCircleIC/specifiedsmoothcircleIC_test.i
- modules/phase_field/test/tests/MultiSmoothCircleIC/latticesmoothcircleIC_small_invalue_test.i
- modules/phase_field/test/tests/rigidbodymotion/grain_maskedforce.i
- modules/phase_field/test/tests/rigidbodymotion/grain_appliedforcedensity.i
- modules/phase_field/test/tests/rigidbodymotion/grain_forcedensity.i
- modules/phase_field/test/tests/rigidbodymotion/grain_motion_fauxGT.i
- modules/phase_field/examples/rigidbodymotion/grain_forcedensity_ext.i
- modules/phase_field/examples/rigidbodymotion/AC_CH_Multigrain.i
- modules/phase_field/test/tests/rigidbodymotion/grain_forcesum.i
- modules/phase_field/test/tests/rigidbodymotion/polycrystal_action.i
- modules/phase_field/test/tests/MultiPhase/acmultiinterface_aux.i
- modules/phase_field/test/tests/MultiPhase/acmultiinterface.i
- modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_2D_single.i
modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_3D_single.i
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 3
nx = 6
ny = 25
nz = 15
xmin = 20
xmax = 30
ymin = 0
ymax = 50
zmin = 10
zmax = 40
elem_type = HEX8
[]
[./left_side]
input = gen
type = SubdomainBoundingBoxGenerator
block_id = 1
bottom_left = '0 0 0'
top_right = '24.9 50 50'
[../]
[./right_side]
input = left_side
type = SubdomainBoundingBoxGenerator
block_id = 2
bottom_left = '25.1 0 0'
top_right = '50 50 50'
[../]
[./iface_u]
type = SideSetsBetweenSubdomainsGenerator
master_block = 1
paired_block = 2
new_boundary = 10
input = right_side
[../]
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
invalue = 1.0
outvalue = 0.0
radii = '4 5 10'
x_positions = '25 25 25'
y_positions = '40 25 0'
z_positions = '25 25 25'
int_width = 2.0
[]
[]
[Postprocessors]
[./flood_count]
type = FeatureFloodCount
variable = c
# Must be turned on to build data structures necessary for FeatureVolumeVPP
compute_var_to_feature_map = true
threshold = 0.5
execute_on = INITIAL
[../]
[]
[VectorPostprocessors]
[./features]
type = FeatureVolumeVectorPostprocessor
flood_counter = flood_count
# Turn on centroid output
output_centroids = true
execute_on = INITIAL
boundary = 10
single_feature_per_element = true
[../]
[]
[Kernels]
[diff]
type = Diffusion
variable = c
[]
[]
[Problem]
solve = false
[]
[Executioner]
type = Steady
[]
[Outputs]
csv = true
execute_on = INITIAL
[]
modules/phase_field/examples/rigidbodymotion/grain_motion_GT.i
# example showing grain motion due to applied force density on grains
[GlobalParams]
var_name_base = eta
op_num = 4
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 80
ny = 40
nz = 0
xmin = 0.0
xmax = 40.0
ymin = 0.0
ymax = 20.0
zmax = 0
elem_type = QUAD4
[]
[Variables]
[./c]
[../]
[./w]
[../]
[./PolycrystalVariables]
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
w = w
args = 'eta0 eta1 eta2 eta3'
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1 eta2 eta3'
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
[../]
[./RigidBodyMultiKernel]
# Creates all of the necessary Allen Cahn kernels automatically
c = c
f_name = F
mob_name = L
kappa_name = kappa_eta
grain_force = grain_force
grain_volumes = grain_volumes
grain_tracker_object = grain_center
[../]
[]
[Functions]
[./load_x]
# Defines the force on the grains in the x-direction
type = ParsedFunction
value = 0.005*cos(x*pi/600)
[../]
[./load_y]
# Defines the force on the grains in the y-direction
type = ConstantFunction
value = 0.002
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M L kappa_c kappa_eta'
prop_values = '4.5 60 250 4000'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
#args = 'c eta0 eta1 eta2 eta3'
#constant_names = 'barr_height cv_eq'
#constant_expressions = '0.1 1.0e-2'
#function = '16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2
# +eta0*(1-eta0)*c+eta1*(1-eta1)*c
# +eta2*(1-eta2)*c+eta3*(1-eta3)*c'
constant_names = 'A B'
constant_expressions = '450 1.5'
args = 'c eta0 eta1 eta2 eta3' #Must be changed as op_num changes. Copy/paste from line 4
function = 'A*c^2*(1-c)^2+B*(c^2+6*(1-c)*(eta0^2+eta1^2+eta2^2+eta3^2)
-4*(2-c)*(eta0^3+eta1^3+eta2^3+eta3^3)
+3*(eta0^2+eta1^2+eta2^2+eta3^2)^2)'
derivative_order = 2
[../]
#[./force_density]
# type = ForceDensityMaterial
# c = c
# etas = 'eta0 eta1 eta2 eta3'
#[../]
[./force_density]
type = ExternalForceDensityMaterial
c = c
k = 10.0
etas = 'eta0 eta1 eta2 eta3'
force_x = load_x
force_y = load_y
[../]
[]
[AuxVariables]
[./bnds]
[../]
[./unique_grains]
order = CONSTANT
family = MONOMIAL
[../]
[./var_indices]
order = CONSTANT
family = MONOMIAL
[../]
[./centroids]
order = CONSTANT
family = MONOMIAL
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
#var_name_base = eta
#op_num = 4.0
v = 'eta0 eta1 eta2 eta3'
[../]
[./unique_grains]
type = FeatureFloodCountAux
variable = unique_grains
flood_counter = grain_center
field_display = UNIQUE_REGION
execute_on = timestep_begin
[../]
[./var_indices]
type = FeatureFloodCountAux
variable = var_indices
flood_counter = grain_center
field_display = VARIABLE_COLORING
execute_on = timestep_begin
[../]
[./centroids]
type = FeatureFloodCountAux
variable = centroids
execute_on = timestep_begin
field_display = CENTROID
flood_counter = grain_center
[../]
[]
[ICs]
[./ic_eta1]
x_positions = '32.5 24.0'
int_width = 1.0
z_positions = '0 0'
y_positions = '6.0 14.0'
radii = '4.0 4.0'
3D_spheres = false
outvalue = 0
variable = eta1
invalue = 1
type = SpecifiedSmoothCircleIC
block = 0
[../]
[./multip]
x_positions = '5.5 15.5 24.0 32.5 7.0 15.5 24.0 32.5'
int_width = 1.0
z_positions = '0 0'
y_positions = '6.0 6.0 6.0 6.0 14.5 14.5 14.0 14.5'
radii = '4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0'
3D_spheres = false
outvalue = 0.001
variable = c
invalue = 0.999
type = SpecifiedSmoothCircleIC
block = 0
[../]
[./ic_eta0]
x_positions = '5.5 15.5'
int_width = 1.0
z_positions = '0 0'
y_positions = '6.0 6.0'
radii = '4.0 4.0'
3D_spheres = false
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SpecifiedSmoothCircleIC
block = 0
[../]
[./ic_eta2]
x_positions = '24.0 7.0'
int_width = 1.0
z_positions = '0 0'
y_positions = '6.0 14.5 '
radii = '4.0 4.0 '
3D_spheres = false
outvalue = 0.0
variable = eta2
invalue = 1.0
type = SpecifiedSmoothCircleIC
block = 0
[../]
[./ic_eta3]
x_positions = '15.5 32.5'
int_width = 1.0
z_positions = '0 0'
y_positions = '14.5 14.5'
radii = '4.0 4.0'
3D_spheres = false
outvalue = 0.0
variable = eta3
invalue = 1.0
type = SpecifiedSmoothCircleIC
block = 0
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeExternalGrainForceAndTorque
c = c
grain_data = grain_center
force_density = force_density_ext
etas = 'eta0 eta1 eta2 eta3'
execute_on = 'initial linear nonlinear'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 20
dt = 0.01
[]
[Outputs]
exodus = true
[]
modules/phase_field/test/tests/GBAnisotropy/test2.i
[Mesh]
type = GeneratedMesh
dim = 2
nx = 60
ny = 30
nz = 0
xmin = 0
xmax = 1000
ymin = 0
ymax = 600
zmin = 0
zmax = 0
elem_type = QUAD4
[]
[Variables] # produce smooth initial GB
[./gr0]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
x_positions = '250.0 750.0'
y_positions = '300.0 300.0'
z_positions = ' 0.0 0.0'
radii = '200.0 200.0'
invalue = 0.0
outvalue = 1.0
int_width = 50.0
[../]
[../]
[./gr1]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = 250.0
y1 = 300.0
radius = 200.0
invalue = 1.0
outvalue = 0.0
int_width = 50.0
[../]
[../]
[./gr2]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = 750.0
y1 = 300.0
radius = 200.0
invalue = 1.0
outvalue = 0.0
int_width = 50.0
[../]
[../]
[]
[AuxVariables]
[./bnds]
order = FIRST
family = LAGRANGE
[../]
[./unique_grains]
order = FIRST
family = LAGRANGE
[../]
[./var_indices]
order = FIRST
family = LAGRANGE
[../]
[]
[Kernels]
[./PolycrystalKernel]
var_name_base = gr
op_num = 3
[../]
[]
[AuxKernels]
[./bnds_aux]
type = BndsCalcAux
variable = bnds
execute_on = timestep_end
var_name_base = gr
op_num = 3
[../]
[]
[BCs]
[./Periodic]
[./top_bottom]
auto_direction = 'x y'
[../]
[../]
[]
[Materials]
[./CuGrGranisotropic]
type = GBAnisotropy
T = 600 # K
op_num = 3
var_name_base = gr
wGB = 100
length_scale = 1.0e-9
time_scale = 1.0e-9
# molar_volume_value = 7.11e-6 #Units:m^3/mol
Anisotropic_GB_file_name = anisotropy_mobility.txt
inclination_anisotropy = false
[../]
[]
[Postprocessors]
[./dt]
# Outputs the current time step
type = TimestepSize
[../]
[./gr1_area]
type = ElementIntegralVariablePostprocessor
variable = gr1
[../]
[./gr2_area]
type = ElementIntegralVariablePostprocessor
variable = gr2
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
#Preconditioned JFNK (default)
solve_type = 'PJFNK'
petsc_options_iname = '-pc_type -pc_hypre_type -ksp_gmres_restart'
petsc_options_value = 'hypre boomeramg 31'
l_max_its = 30
l_tol = 1e-4
nl_max_its = 40
nl_rel_tol = 1e-9
dt = 5.0
num_steps = 2
[]
[Outputs]
execute_on = 'timestep_end'
exodus = true
csv = true
[]
modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_2D.i
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
nx = 50
ny = 50
xmin = 0
xmax = 50
ymin = 0
ymax = 50
elem_type = QUAD4
[]
[./left_side]
type = SubdomainBoundingBoxGenerator
block_id = 1
bottom_left = '0 0 0'
top_right = '24.9 50 0'
input = gen
[../]
[./right_side]
type = SubdomainBoundingBoxGenerator
block_id = 2
bottom_left = '25.1 0 0'
top_right = '50 50 0'
input = left_side
[../]
[./iface_u]
type = SideSetsBetweenSubdomainsGenerator
master_block = 1
paired_block = 2
new_boundary = 10
input = right_side
[../]
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[]
[]
[AuxVariables]
[./unique_regions]
family = MONOMIAL
order = CONSTANT
[../]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
invalue = 1.0
outvalue = 0.0
radii = '4 5 10'
x_positions = '25 25 25'
y_positions = '37.5 25 0'
z_positions = '0 0 0'
int_width = 2.0
[]
[]
[Postprocessors]
[./flood_count]
type = FeatureFloodCount
variable = c
# Must be turned on to build data structures necessary for FeatureVolumeVPP
compute_var_to_feature_map = true
threshold = 0.001
execute_on = INITIAL
[../]
[]
[VectorPostprocessors]
[./features]
type = FeatureVolumeVectorPostprocessor
flood_counter = flood_count
# Turn on centroid output
output_centroids = true
execute_on = INITIAL
boundary = 10
single_feature_per_element = false
[../]
[]
[Kernels]
[diff]
type = Diffusion
variable = c
[]
[]
[AuxKernels]
[./unique_regions]
type = FeatureFloodCountAux
variable = unique_regions
flood_counter = flood_count
field_display = UNIQUE_REGION
[../]
[]
[Problem]
solve = false
[]
[Executioner]
type = Steady
[]
[Outputs]
csv = true
execute_on = INITIAL
[]
modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_3D.i
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 3
nx = 6
ny = 25
nz = 15
xmin = 20
xmax = 30
ymin = 0
ymax = 50
zmin = 10
zmax = 40
elem_type = HEX8
[]
[./left_side]
input = gen
type = SubdomainBoundingBoxGenerator
block_id = 1
bottom_left = '0 0 0'
top_right = '24.9 50 50'
[../]
[./right_side]
input = left_side
type = SubdomainBoundingBoxGenerator
block_id = 2
bottom_left = '25.1 0 0'
top_right = '50 50 50'
[../]
[./iface_u]
input = right_side
type = SideSetsBetweenSubdomainsGenerator
master_block = 1
paired_block = 2
new_boundary = 10
[../]
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
invalue = 1.0
outvalue = 0.0
radii = '4 5 10'
x_positions = '25 25 25'
y_positions = '40 25 0'
z_positions = '25 25 25'
int_width = 2.0
[]
[]
[Postprocessors]
[./flood_count]
type = FeatureFloodCount
variable = c
# Must be turned on to build data structures necessary for FeatureVolumeVPP
compute_var_to_feature_map = true
threshold = 0.001
execute_on = INITIAL
[../]
[]
[VectorPostprocessors]
[./features]
type = FeatureVolumeVectorPostprocessor
flood_counter = flood_count
# Turn on centroid output
output_centroids = true
execute_on = INITIAL
boundary = 10
single_feature_per_element = false
[../]
[]
[Kernels]
[diff]
type = Diffusion
variable = c
[]
[]
[Problem]
solve = false
[]
[Executioner]
type = Steady
[]
[Outputs]
csv = true
execute_on = INITIAL
[]
modules/phase_field/test/tests/MultiSmoothCircleIC/specifiedsmoothcircleIC_test.i
[Mesh]
type = GeneratedMesh
dim = 3
nx = 5
ny = 5
nz = 5
xmin = 0
xmax = 100
ymin = 0
ymax = 100
zmin = 0
zmax = 100
elem_type = HEX8
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[../]
[]
[Kernels]
[./ie_c]
type = TimeDerivative
variable = c
[../]
[./diff]
type = MatDiffusion
variable = c
diffusivity = D_v
[../]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
x_positions = '10 50 90'
y_positions = '30 20 80'
z_positions = '30 50 75'
radii = '21 25 16'
invalue = 1.0
outvalue = 0.0001
int_width = 4
[../]
[]
[BCs]
[./Periodic]
[./all]
auto_direction = 'x y'
[../]
[../]
[]
[Materials]
[./Dv]
type = GenericConstantMaterial
prop_names = D_v
prop_values = 0.074802
[../]
[]
[Postprocessors]
[./bubbles]
type = FeatureFloodCount
variable = c
execute_on = 'initial timestep_end'
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = PJFNK
petsc_options_iname = '-pc_type -pc_hypre_type -ksp_gmres_restart -mat_mffd_type'
petsc_options_value = 'hypre boomeramg 101 ds'
l_max_its = 20
l_tol = 1e-4
nl_max_its = 20
nl_rel_tol = 1e-9
nl_abs_tol = 1e-11
start_time = 0.0
num_steps = 1
dt = 100.0
[]
[Outputs]
exodus = true
[]
modules/phase_field/test/tests/MultiSmoothCircleIC/latticesmoothcircleIC_small_invalue_test.i
[Mesh]
type = GeneratedMesh
dim = 2
nx = 25
ny = 25
xmax = 50
ymax = 50
elem_type = QUAD4
[]
[Variables]
[./c]
order = THIRD
family = HERMITE
[../]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
invalue = -0.8
outvalue = 1
int_width = 5
x_positions = '25 32'
z_positions = '0 0'
y_positions = '25 32'
radii = '6 5'
[../]
[]
[Kernels]
[./ie_c]
type = TimeDerivative
variable = c
[../]
[./CHSolid]
type = CHMath
variable = c
mob_name = M
[../]
[./CHInterface]
type = CHInterface
variable = c
kappa_name = kappa_c
mob_name = M
[../]
[]
[BCs]
[./Periodic]
[./all]
auto_direction = 'x y'
[../]
[../]
[]
[Materials]
[./constant]
type = GenericConstantMaterial
prop_names = 'M kappa_c'
prop_values = '1.0 1.5'
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -pc_hypre_type -ksp_gmres_restart'
petsc_options_value = 'hypre boomeramg 31'
l_max_its = 20
l_tol = 1.0e-5
nl_max_its = 40
nl_rel_tol = 5.0e-14
start_time = 0.0
num_steps = 1
dt = 5
[]
[Outputs]
exodus = true
[]
modules/phase_field/test/tests/rigidbodymotion/grain_maskedforce.i
# test file for showing pinning of grains
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 25
ny = 15
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 4.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '10.0 10.0'
3D_spheres = false
variable = c
block = 0
[../]
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
c = c
variable = w
v = 'eta0 eta1'
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
block = 0
prop_names = 'M kappa_c kappa_eta'
prop_values = '5.0 2.0 0.1'
[../]
[./free_energy]
type = DerivativeParsedMaterial
block = 0
f_name = F
args = c
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2
derivative_order = 2
[../]
[]
[AuxVariables]
[./eta0]
[../]
[./eta1]
[../]
[./bnds]
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
block = 0
[../]
[]
[ICs]
[./ic_eta0]
int_width = 4.0
x1 = 20.0
y1 = 0.0
radius = 10.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 4.0
x1 = 30.0
y1 = 25.0
radius = 10.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[]
[VectorPostprocessors]
[./forces_cosnt]
type = GrainForcesPostprocessor
grain_force = grain_force_const
[../]
[./forces_total]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force_const]
type = ConstantGrainForceAndTorque
execute_on = 'linear nonlinear'
force = '5.0 10.0 0.0 1.0 0.0 0.0'
torque = '0.0 0.0 50.0 0.0 0.0 5.0'
[../]
[./grain_force]
type = MaskedGrainForceAndTorque
grain_force = grain_force_const
pinned_grains = 0
execute_on = 'linear nonlinear'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 20
nl_max_its = 20
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 1
dt = 1.0
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/test/tests/rigidbodymotion/grain_appliedforcedensity.i
# test file for showing grain motion due to applied force density on grains
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 25
ny = 10
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 6.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
[../]
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[]
[Functions]
[./load]
type = ConstantFunction
value = 0.01
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1'
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '5.0 2.0 0.1'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = c
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2
derivative_order = 2
[../]
[./force_density_ext]
type = ExternalForceDensityMaterial
c = c
etas = 'eta0 eta1'
k = 1.0
force_y = load
[../]
[]
[AuxVariables]
[./eta0]
[../]
[./eta1]
[../]
[./bnds]
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
[../]
[]
[ICs]
[./ic_eta0]
int_width = 6.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 6.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeExternalGrainForceAndTorque
execute_on = 'linear nonlinear'
grain_data = grain_center
c = c
etas = 'eta0 eta1'
force_density = force_density_ext
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = PJFNK
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 1
dt = 0.1
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/test/tests/rigidbodymotion/grain_forcedensity.i
# test file for showing reaction forces between particles
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 10
ny = 5
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
uniform_refine = 1
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[./eta0]
[../]
[./eta1]
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
args = 'eta0 eta1'
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1'
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[./eta0_dot]
type = TimeDerivative
variable = eta0
[../]
[./vadv_eta]
type = SingleGrainRigidBodyMotion
variable = eta0
c = c
v = 'eta0 eta1'
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
op_index = 0
[../]
[./acint_eta0]
type = ACInterface
variable = eta0
mob_name = M
#args = c
kappa_name = kappa_eta
[../]
[./acbulk_eta0]
type = AllenCahn
variable = eta0
mob_name = M
f_name = F
args = 'c eta1'
[../]
[./eta1_dot]
type = TimeDerivative
variable = eta1
[../]
[./vadv_eta1]
type = SingleGrainRigidBodyMotion
variable = eta1
c = c
v = 'eta0 eta1'
op_index = 1
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[./acint_eta1]
type = ACInterface
variable = eta1
mob_name = M
#args = c
kappa_name = kappa_eta
[../]
[./acbulk_eta1]
type = AllenCahn
variable = eta1
mob_name = M
f_name = F
args = 'c eta0'
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '1.0 0.5 0.5'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = 'c eta0 eta1'
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2+eta0*(1-eta0)*c+eta1*(1-eta1)*c
derivative_order = 2
[../]
[./force_density]
type = ForceDensityMaterial
c = c
etas ='eta0 eta1'
[../]
[]
[AuxVariables]
[./bnds]
[../]
[./df00]
order = CONSTANT
family = MONOMIAL
[../]
[./df01]
order = CONSTANT
family = MONOMIAL
[../]
[./df10]
order = CONSTANT
family = MONOMIAL
[../]
[./df11]
order = CONSTANT
family = MONOMIAL
[../]
[./unique_grains]
order = CONSTANT
family = MONOMIAL
[../]
[./var_indices]
order = CONSTANT
family = MONOMIAL
[../]
[./centroids]
order = CONSTANT
family = MONOMIAL
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
[../]
[./df01]
type = MaterialStdVectorRealGradientAux
variable = df01
index = 0
component = 1
property = force_density
[../]
[./df11]
type = MaterialStdVectorRealGradientAux
variable = df11
index = 1
component = 1
property = force_density
[../]
[./df00]
type = MaterialStdVectorRealGradientAux
variable = df00
index = 0
component = 0
property = force_density
[../]
[./df10]
type = MaterialStdVectorRealGradientAux
variable = df10
index = 1
component = 0
property = force_density
[../]
[./unique_grains]
type = FeatureFloodCountAux
variable = unique_grains
flood_counter = grain_center
field_display = UNIQUE_REGION
execute_on = timestep_begin
[../]
[./var_indices]
type = FeatureFloodCountAux
variable = var_indices
flood_counter = grain_center
field_display = VARIABLE_COLORING
execute_on = timestep_begin
[../]
[./centroids]
type = FeatureFloodCountAux
variable = centroids
execute_on = timestep_begin
field_display = CENTROID
flood_counter = grain_center
[../]
[]
[ICs]
[./ic_eta0]
int_width = 1.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 1.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[./ic_c]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 1.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
block = 0
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeGrainForceAndTorque
execute_on = 'linear nonlinear'
grain_data = grain_center
force_density = force_density
c = c
etas = 'eta0 eta1'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 1
dt = 0.1
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/test/tests/rigidbodymotion/grain_motion_fauxGT.i
# test file for showing reaction forces between particles
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 10
ny = 5
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
uniform_refine = 1
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[./eta0]
[../]
[./eta1]
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
args = 'eta0 eta1'
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1'
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[./eta0_dot]
type = TimeDerivative
variable = eta0
[../]
[./vadv_eta]
type = SingleGrainRigidBodyMotion
variable = eta0
c = c
v = 'eta0 eta1'
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
op_index = 0
[../]
[./acint_eta0]
type = ACInterface
variable = eta0
mob_name = M
#args = c
kappa_name = kappa_eta
[../]
[./acbulk_eta0]
type = AllenCahn
variable = eta0
mob_name = M
f_name = F
args = 'c eta1'
[../]
[./eta1_dot]
type = TimeDerivative
variable = eta1
[../]
[./vadv_eta1]
type = SingleGrainRigidBodyMotion
variable = eta1
c = c
v = 'eta0 eta1'
op_index = 1
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[./acint_eta1]
type = ACInterface
variable = eta1
mob_name = M
#args = c
kappa_name = kappa_eta
[../]
[./acbulk_eta1]
type = AllenCahn
variable = eta1
mob_name = M
f_name = F
args = 'c eta0'
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '1.0 0.5 0.5'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = 'c eta0 eta1'
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2+eta0*(1-eta0)*c+eta1*(1-eta1)*c
derivative_order = 2
[../]
[./force_density]
type = ForceDensityMaterial
c = c
etas ='eta0 eta1'
[../]
[]
[AuxVariables]
[./bnds]
[../]
[./df00]
order = CONSTANT
family = MONOMIAL
[../]
[./df01]
order = CONSTANT
family = MONOMIAL
[../]
[./df10]
order = CONSTANT
family = MONOMIAL
[../]
[./df11]
order = CONSTANT
family = MONOMIAL
[../]
[./unique_grains]
order = CONSTANT
family = MONOMIAL
[../]
[./var_indices]
order = CONSTANT
family = MONOMIAL
[../]
[./centroids]
order = CONSTANT
family = MONOMIAL
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
[../]
[./df01]
type = MaterialStdVectorRealGradientAux
variable = df01
index = 0
component = 1
property = force_density
[../]
[./df11]
type = MaterialStdVectorRealGradientAux
variable = df11
index = 1
component = 1
property = force_density
[../]
[./df00]
type = MaterialStdVectorRealGradientAux
variable = df00
index = 0
component = 0
property = force_density
[../]
[./df10]
type = MaterialStdVectorRealGradientAux
variable = df10
index = 1
component = 0
property = force_density
[../]
[./unique_grains]
type = FeatureFloodCountAux
variable = unique_grains
flood_counter = grain_center
field_display = UNIQUE_REGION
execute_on = 'initial timestep_end'
[../]
[./var_indices]
type = FeatureFloodCountAux
variable = var_indices
flood_counter = grain_center
field_display = VARIABLE_COLORING
execute_on = 'initial timestep_end'
[../]
[./centroids]
type = FeatureFloodCountAux
variable = centroids
execute_on = 'initial timestep_end'
field_display = CENTROID
flood_counter = grain_center
[../]
[]
[ICs]
[./ic_eta0]
int_width = 1.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 1.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[./ic_c]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 1.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
block = 0
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = FauxGrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
variable = 'eta0 eta1'
[../]
[./grain_force]
type = ComputeGrainForceAndTorque
execute_on = 'linear nonlinear'
grain_data = grain_center
force_density = force_density
c = c
etas = 'eta0 eta1'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 1
dt = 0.1
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/examples/rigidbodymotion/grain_forcedensity_ext.i
# example showing grain motion due to applied force density on grains
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 40
ny = 20
nz = 0
xmin = 0.0
xmax = 40.0
ymin = 0.0
ymax = 20.0
zmax = 0
elem_type = QUAD4
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.0
int_width = 6.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
[../]
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[]
[Functions]
[./load]
type = ConstantFunction
value = -0.01
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1'
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '1.0 2.0 0.1'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = c
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2
derivative_order = 2
[../]
[./force_density]
type = ExternalForceDensityMaterial
c = c
etas = 'eta0 eta1'
k = 1.0
force_y = load
[../]
[]
[AuxVariables]
[./eta0]
[../]
[./eta1]
[../]
[./bnds]
[../]
[./df00]
order = CONSTANT
family = MONOMIAL
[../]
[./df01]
order = CONSTANT
family = MONOMIAL
[../]
[./df10]
order = CONSTANT
family = MONOMIAL
[../]
[./df11]
order = CONSTANT
family = MONOMIAL
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
[../]
[./df01]
type = MaterialStdVectorRealGradientAux
variable = df01
component = 1
property = force_density_ext
[../]
[./df11]
type = MaterialStdVectorRealGradientAux
variable = df11
index = 1
component = 1
property = force_density_ext
[../]
[./df00]
type = MaterialStdVectorRealGradientAux
variable = df00
property = force_density_ext
[../]
[./df10]
type = MaterialStdVectorRealGradientAux
variable = df10
index = 1
property = force_density_ext
[../]
[]
[ICs]
[./ic_eta0]
int_width = 6.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 6.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeExternalGrainForceAndTorque
c = c
etas = 'eta0 eta1'
grain_data = grain_center
force_density = force_density_ext
execute_on = 'initial linear nonlinear'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 5
dt = 0.1
[./Adaptivity]
refine_fraction = 0.7
coarsen_fraction = 0.1
max_h_level = 2
initial_adaptivity = 1
[../]
[]
[Outputs]
exodus = true
[]
modules/phase_field/examples/rigidbodymotion/AC_CH_Multigrain.i
# Tests the rigid body motion due to applied force of multiple particles.
# ***COPY AND PASTE THESE AS NEEDED***
# 'gr0 gr1 gr2 gr3 gr4 gr5 gr6 gr7 gr8 gr9 gr10 gr11 gr12 gr13 gr14 gr15 gr16 gr17 gr18 gr19'
# (gr0^2+gr1^2+gr2^2+gr3^2+gr4^2+gr5^2+gr6^2+gr7^2+gr8^2+gr9^2+gr10^2+gr11^2+gr12^2+gr13^2+gr14^2+gr15^2+gr16^2+gr17^2+gr18^2+gr19^2)
# (gr0^3+gr1^3+gr2^3+gr3^3+gr4^3+gr5^3+gr6^3+gr7^3+gr8^3+gr9^3+gr10^3+gr11^3+gr12^3+gr13^3+gr14^3+gr15^3+gr16^3+gr17^3+gr18^3+gr19^3)
[GlobalParams]
op_num = 4
var_name_base = gr
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 15
ny = 15
xmin = 0
xmax = 600
ymin = 0
ymax = 600
elem_type = QUAD4
uniform_refine = 1
[]
[Variables]
[./c]
[../]
[./w]
[../]
[./PolycrystalVariables] # Automatically creates order parameter variables
[../]
[]
[AuxVariables]
[./bnds]
[../]
[./force]
order = CONSTANT
family = MONOMIAL
[../]
[./free_energy]
order = CONSTANT
family = MONOMIAL
[../]
[./unique_grains]
order = CONSTANT
family = MONOMIAL
[../]
[./var_indices]
order = CONSTANT
family = MONOMIAL
[../]
[./centroids]
order = CONSTANT
family = MONOMIAL
[../]
[]
[Functions]
[./load_x]
# Defines the force on the grains in the x-direction
type = ParsedFunction
value = 0.005*cos(x*pi/600)
[../]
[./load_y]
# Defines the force on the grains in the y-direction
type = ConstantFunction
value = 0.002
[../]
[]
[Kernels]
[./RigidBodyMultiKernel]
# Creates all of the necessary Allen Cahn kernels automatically
c = c
f_name = f_loc
mob_name = L
kappa_name = kappa_gr
grain_force = grain_force
grain_volumes = grain_volumes
grain_tracker_object = grain_center
[../]
# Cahn Hilliard kernels
[./dt_w]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./CH_wres]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./CH_Parsed]
type = SplitCHParsed
variable = c
f_name = f_loc
w = w
kappa_name = kappa_c
args = 'gr0 gr1 gr2 gr3' # Must be changed as op_num changes. Copy/paste from line 4
[../]
[./CH_RBM]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'gr0 gr1 gr2 gr3'
grain_force = grain_force
grain_volumes = grain_volumes
grain_tracker_object = grain_center
[../]
[]
[AuxKernels]
[./force_x]
type = FunctionAux
variable = force
function = load_x
[../]
[./force_y]
type = FunctionAux
variable = force
function = load_y
[../]
[./energy_density]
type = TotalFreeEnergy
variable = free_energy
f_name = f_loc
kappa_names = kappa_c
interfacial_vars = c
[../]
[./bnds]
type = BndsCalcAux
variable = bnds
[../]
[]
[BCs]
[./bcs]
#zero flux BC
type = NeumannBC
value = 0
variable = c
boundary = '0 1 2 3'
[../]
[]
[Materials]
[./constants]
type = GenericConstantMaterial
prop_names = 'kappa_gr kappa_c M L'
prop_values = '250 4000 4.5 60'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = f_loc
constant_names = 'A B'
constant_expressions = '450 1.5'
args = 'c gr0 gr1 gr2 gr3' #Must be changed as op_num changes. Copy/paste from line 4
function = 'A*c^2*(1-c)^2+B*(c^2+6*(1-c)*(gr0^2+gr1^2+gr2^2+gr3^2)
-4*(2-c)*(gr0^3+gr1^3+gr2^3+gr3^3)
+3*(gr0^2+gr1^2+gr2^2+gr3^2)^2)'
#Copy/paste from lines 5-6
derivative_order = 2
[../]
[./force_density]
type = ExternalForceDensityMaterial
c = c
k = 10.0
force_x = load_x
force_y = load_y
[../]
[]
[Postprocessors]
[./total_energy]
type = ElementIntegralVariablePostprocessor
variable = free_energy
execute_on = 'initial timestep_end'
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeExternalGrainForceAndTorque
grain_data = grain_center
c = c
etas = 'gr0 gr1 gr2 gr3'
force_density = force_density_ext
execute_on = 'linear nonlinear'
[../]
[]
[Preconditioning]
[./coupled]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type
-sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly
ilu 2'
l_tol = 1e-05
nl_max_its = 30
l_max_its = 30
nl_rel_tol = 1e-07
nl_abs_tol = 1e-09
start_time = 0.0
end_time = 4
dt = 0.05
[]
[Outputs]
exodus = true
perf_graph = true
[./display]
type = Console
max_rows = 12
[../]
[]
[ICs]
[./concentration_IC]
type = SpecifiedSmoothCircleIC
x_positions = '150 450 150 450'
y_positions = '150 150 450 450'
z_positions = '0 0 0 0'
radii = '120 120 120 120'
variable = c
invalue = 1.0
outvalue = 0.0
int_width = 25
[../]
[./gr0_IC]
type = SmoothCircleIC
variable = gr0
x1 = 150
y1 = 150
radius = 120
invalue = 1.0
outvalue = 0.0
int_width = 25
[../]
[./gr1_IC]
type = SmoothCircleIC
variable = gr1
x1 = 450
y1 = 150
radius = 120
invalue = 1.0
outvalue = 0.0
int_width = 25
[../]
[./gr2_IC]
type = SmoothCircleIC
variable = gr2
x1 = 150
y1 = 450
radius = 120
invalue = 1.0
outvalue = 0.0
int_width = 25
[../]
[./gr3_IC]
type = SmoothCircleIC
variable = gr3
x1 = 450
y1 = 450
radius = 120
invalue = 1.0
outvalue = 0.0
int_width = 25
[../]
[]
modules/phase_field/test/tests/rigidbodymotion/grain_forcesum.i
# test file for showing summing forces and torques obtained from other userobjects
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 5
ny = 3
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 6.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
[../]
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '5.0 2.0 0.1'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = c
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2
derivative_order = 2
[../]
[./force_density]
type = ForceDensityMaterial
c = c
etas ='eta0 eta1'
[../]
[]
[AuxVariables]
[./eta0]
[../]
[./eta1]
[../]
[./bnds]
[../]
[./df00]
order = CONSTANT
family = MONOMIAL
[../]
[./df01]
order = CONSTANT
family = MONOMIAL
[../]
[./df10]
order = CONSTANT
family = MONOMIAL
[../]
[./df11]
order = CONSTANT
family = MONOMIAL
[../]
[]
[ICs]
[./ic_eta0]
int_width = 6.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 6.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[]
[VectorPostprocessors]
[./forces_dns]
type = GrainForcesPostprocessor
grain_force = grain_force_dns
[../]
[./forces_cosnt]
type = GrainForcesPostprocessor
grain_force = grain_force_const
[../]
[./forces_total]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force_dns]
type = ComputeGrainForceAndTorque
c = c
etas = 'eta0 eta1'
execute_on = 'linear nonlinear'
grain_data = grain_center
force_density = force_density
[../]
[./grain_force_const]
type = ConstantGrainForceAndTorque
execute_on = 'linear nonlinear'
force = '2.0 0.0 0.0 0.0 0.0 0.0'
torque = '0.0 0.0 0.0 0.0 0.0 0.0'
[../]
[./grain_force]
type = GrainForceAndTorqueSum
execute_on = 'linear nonlinear'
grain_forces = 'grain_force_dns grain_force_const'
grain_num = 2
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 20
nl_max_its = 20
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 2
dt = 0.1
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/test/tests/rigidbodymotion/polycrystal_action.i
# test file for showing reaction forces between particles
[GlobalParams]
var_name_base = eta
op_num = 2
[]
[Mesh]
type = GeneratedMesh
dim = 2
nx = 10
ny = 5
nz = 0
xmax = 50
ymax = 25
zmax = 0
elem_type = QUAD4
uniform_refine = 1
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[../]
[./w]
order = FIRST
family = LAGRANGE
[../]
[./PolycrystalVariables]
[../]
[]
[Kernels]
[./c_res]
type = SplitCHParsed
variable = c
f_name = F
kappa_name = kappa_c
args = 'eta0 eta1'
w = w
[../]
[./w_res]
type = SplitCHWRes
variable = w
mob_name = M
[../]
[./time]
type = CoupledTimeDerivative
variable = w
v = c
[../]
[./motion]
type = MultiGrainRigidBodyMotion
variable = w
c = c
v = 'eta0 eta1'
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[./RigidBodyMultiKernel]
# Creates all of the necessary Allen Cahn kernels automatically
c = c
f_name = F
mob_name = M
kappa_name = kappa_eta
grain_force = grain_force
grain_tracker_object = grain_center
grain_volumes = grain_volumes
[../]
[]
[Materials]
[./pfmobility]
type = GenericConstantMaterial
prop_names = 'M kappa_c kappa_eta'
prop_values = '1.0 0.5 0.5'
[../]
[./free_energy]
type = DerivativeParsedMaterial
f_name = F
args = 'c eta0 eta1'
constant_names = 'barr_height cv_eq'
constant_expressions = '0.1 1.0e-2'
function = 16*barr_height*(c-cv_eq)^2*(1-cv_eq-c)^2+eta0*(1-eta0)*c+eta1*(1-eta1)*c
derivative_order = 2
[../]
[./force_density]
type = ForceDensityMaterial
c = c
etas ='eta0 eta1'
[../]
[]
[AuxVariables]
[./bnds]
[../]
[./MultiAuxVariables]
order = CONSTANT
family = MONOMIAL
variable_base = 'df'
data_type = 'RealGradient'
grain_num = 2
[../]
[./vadvx]
order = CONSTANT
family = MONOMIAL
[../]
[./vadvy]
order = CONSTANT
family = MONOMIAL
[../]
[./unique_grains]
order = CONSTANT
family = MONOMIAL
[../]
[./var_indices]
order = CONSTANT
family = MONOMIAL
[../]
[./centroids]
order = CONSTANT
family = MONOMIAL
[../]
[]
[AuxKernels]
[./bnds]
type = BndsCalcAux
variable = bnds
var_name_base = eta
op_num = 2
v = 'eta0 eta1'
[../]
[./MaterialVectorGradAuxKernel]
variable_base = 'df'
grain_num = 2
property = 'force_density'
[../]
[./vadv_x]
type = GrainAdvectionAux
component = x
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
variable = vadvx
[../]
[./vadv_y]
type = GrainAdvectionAux
component = y
grain_tracker_object = grain_center
grain_force = grain_force
grain_volumes = grain_volumes
variable = vadvy
[../]
[./unique_grains]
type = FeatureFloodCountAux
variable = unique_grains
flood_counter = grain_center
field_display = UNIQUE_REGION
execute_on = timestep_begin
[../]
[./var_indices]
type = FeatureFloodCountAux
variable = var_indices
flood_counter = grain_center
field_display = VARIABLE_COLORING
execute_on = timestep_begin
[../]
[./centroids]
type = FeatureFloodCountAux
variable = centroids
execute_on = timestep_begin
field_display = CENTROID
flood_counter = grain_center
[../]
[]
[ICs]
[./ic_eta0]
int_width = 1.0
x1 = 20.0
y1 = 0.0
radius = 14.0
outvalue = 0.0
variable = eta0
invalue = 1.0
type = SmoothCircleIC
[../]
[./IC_eta1]
int_width = 1.0
x1 = 30.0
y1 = 25.0
radius = 14.0
outvalue = 0.0
variable = eta1
invalue = 1.0
type = SmoothCircleIC
[../]
[./ic_c]
type = SpecifiedSmoothCircleIC
invalue = 1.0
outvalue = 0.1
int_width = 1.0
x_positions = '20.0 30.0 '
z_positions = '0.0 0.0 '
y_positions = '0.0 25.0 '
radii = '14.0 14.0'
3D_spheres = false
variable = c
block = 0
[../]
[]
[VectorPostprocessors]
[./forces]
type = GrainForcesPostprocessor
grain_force = grain_force
[../]
[./grain_volumes]
type = FeatureVolumeVectorPostprocessor
flood_counter = grain_center
execute_on = 'initial timestep_begin'
[../]
[]
[UserObjects]
[./grain_center]
type = GrainTracker
outputs = none
compute_var_to_feature_map = true
execute_on = 'initial timestep_begin'
[../]
[./grain_force]
type = ComputeGrainForceAndTorque
execute_on = 'initial linear nonlinear'
grain_data = grain_center
force_density = force_density
c = c
etas = 'eta0 eta1'
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = bdf2
solve_type = NEWTON
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
petsc_options_value = 'asm 31 preonly lu 1'
l_max_its = 30
l_tol = 1.0e-4
nl_rel_tol = 1.0e-10
start_time = 0.0
num_steps = 1
dt = 0.1
[]
[Outputs]
exodus = true
csv = true
[]
modules/phase_field/test/tests/MultiPhase/acmultiinterface_aux.i
[Mesh]
type = GeneratedMesh
dim = 2
nx = 20
ny = 10
nz = 0
xmin = -10
xmax = 10
ymin = -5
ymax = 5
elem_type = QUAD4
[]
[AuxVariables]
[./eta1]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = -3.5
y1 = 0.0
radius = 4.0
invalue = 0.9
outvalue = 0.1
int_width = 2.0
[../]
[../]
[]
[Variables]
[./eta2]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = 3.5
y1 = 0.0
radius = 4.0
invalue = 0.9
outvalue = 0.1
int_width = 2.0
[../]
[../]
[./eta3]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
x_positions = '-4.0 4.0'
y_positions = ' 0.0 0.0'
z_positions = ' 0.0 0.0'
radii = '4.0 4.0'
invalue = 0.1
outvalue = 0.9
int_width = 2.0
[../]
[../]
[./lambda]
order = FIRST
family = LAGRANGE
initial_condition = 1.0
[../]
[]
[Kernels]
[./deta2dt]
type = TimeDerivative
variable = eta2
[../]
[./ACBulk2]
type = AllenCahn
variable = eta2
args = 'eta1 eta3'
mob_name = L2
f_name = F
[../]
[./ACInterface2]
type = ACMultiInterface
variable = eta2
etas = 'eta1 eta2 eta3'
mob_name = L2
kappa_names = 'kappa21 kappa22 kappa23'
[../]
[./lagrange2]
type = SwitchingFunctionConstraintEta
variable = eta2
h_name = h2
lambda = lambda
[../]
[./deta3dt]
type = TimeDerivative
variable = eta3
[../]
[./ACBulk3]
type = AllenCahn
variable = eta3
args = 'eta1 eta2'
mob_name = L3
f_name = F
[../]
[./ACInterface3]
type = ACMultiInterface
variable = eta3
etas = 'eta1 eta2 eta3'
mob_name = L3
kappa_names = 'kappa31 kappa32 kappa33'
[../]
[./lagrange3]
type = SwitchingFunctionConstraintEta
variable = eta3
h_name = h3
lambda = lambda
[../]
[./lagrange]
type = SwitchingFunctionConstraintLagrange
variable = lambda
etas = 'eta1 eta2 eta3'
h_names = 'h1 h2 h3'
epsilon = 0
[../]
[]
[BCs]
[./Periodic]
[./All]
auto_direction = 'x y'
[../]
[../]
[]
[Materials]
[./consts]
type = GenericConstantMaterial
prop_names = 'Fx L1 L2 L3 kappa11 kappa12 kappa13 kappa21 kappa22 kappa23 kappa31 kappa32 kappa33'
prop_values = '0 1 1 1 1 1 1 1 1 1 1 1 1 '
[../]
[./switching1]
type = SwitchingFunctionMaterial
function_name = h1
eta = eta1
h_order = SIMPLE
[../]
[./switching2]
type = SwitchingFunctionMaterial
function_name = h2
eta = eta2
h_order = SIMPLE
[../]
[./switching3]
type = SwitchingFunctionMaterial
function_name = h3
eta = eta3
h_order = SIMPLE
[../]
[./barrier]
type = MultiBarrierFunctionMaterial
etas = 'eta1 eta2 eta3'
[../]
[./free_energy]
type = DerivativeMultiPhaseMaterial
f_name = F
# we use a constant free energy (GeneriConstantmaterial property Fx)
fi_names = 'Fx Fx Fx'
hi_names = 'h1 h2 h3'
etas = 'eta1 eta2 eta3'
# the free energy is given by the MultiBarrierFunctionMaterial only
W = 1
derivative_order = 2
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = 'bdf2'
solve_type = 'PJFNK'
#petsc_options = '-snes_ksp -snes_ksp_ew'
#petsc_options = '-ksp_monitor_snes_lg-snes_ksp_ew'
#petsc_options_iname = '-ksp_gmres_restart'
#petsc_options_value = '1000 '
l_max_its = 15
l_tol = 1.0e-6
nl_max_its = 50
nl_rel_tol = 1.0e-8
nl_abs_tol = 1.0e-10
start_time = 0.0
num_steps = 2
dt = 0.2
[]
[Outputs]
execute_on = 'timestep_end'
exodus = true
[]
modules/phase_field/test/tests/MultiPhase/acmultiinterface.i
[Mesh]
type = GeneratedMesh
dim = 2
nx = 20
ny = 10
nz = 0
xmin = -10
xmax = 10
ymin = -5
ymax = 5
elem_type = QUAD4
[]
[Variables]
[./eta1]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = -3.5
y1 = 0.0
radius = 4.0
invalue = 0.9
outvalue = 0.1
int_width = 2.0
[../]
[../]
[./eta2]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SmoothCircleIC
x1 = 3.5
y1 = 0.0
radius = 4.0
invalue = 0.9
outvalue = 0.1
int_width = 2.0
[../]
[../]
[./eta3]
order = FIRST
family = LAGRANGE
[./InitialCondition]
type = SpecifiedSmoothCircleIC
x_positions = '-4.0 4.0'
y_positions = ' 0.0 0.0'
z_positions = ' 0.0 0.0'
radii = '4.0 4.0'
invalue = 0.1
outvalue = 0.9
int_width = 2.0
[../]
[../]
[./lambda]
order = FIRST
family = LAGRANGE
initial_condition = 1.0
[../]
[]
[Kernels]
[./deta1dt]
type = TimeDerivative
variable = eta1
[../]
[./ACBulk1]
type = AllenCahn
variable = eta1
args = 'eta2 eta3'
mob_name = L1
f_name = F
[../]
[./ACInterface1]
type = ACMultiInterface
variable = eta1
etas = 'eta1 eta2 eta3'
mob_name = L1
kappa_names = 'kappa11 kappa12 kappa13'
[../]
[./lagrange1]
type = SwitchingFunctionConstraintEta
variable = eta1
h_name = h1
lambda = lambda
[../]
[./deta2dt]
type = TimeDerivative
variable = eta2
[../]
[./ACBulk2]
type = AllenCahn
variable = eta2
args = 'eta1 eta3'
mob_name = L2
f_name = F
[../]
[./ACInterface2]
type = ACMultiInterface
variable = eta2
etas = 'eta1 eta2 eta3'
mob_name = L2
kappa_names = 'kappa21 kappa22 kappa23'
[../]
[./lagrange2]
type = SwitchingFunctionConstraintEta
variable = eta2
h_name = h2
lambda = lambda
[../]
[./deta3dt]
type = TimeDerivative
variable = eta3
[../]
[./ACBulk3]
type = AllenCahn
variable = eta3
args = 'eta1 eta2'
mob_name = L3
f_name = F
[../]
[./ACInterface3]
type = ACMultiInterface
variable = eta3
etas = 'eta1 eta2 eta3'
mob_name = L3
kappa_names = 'kappa31 kappa32 kappa33'
[../]
[./lagrange3]
type = SwitchingFunctionConstraintEta
variable = eta3
h_name = h3
lambda = lambda
[../]
[./lagrange]
type = SwitchingFunctionConstraintLagrange
variable = lambda
etas = 'eta1 eta2 eta3'
h_names = 'h1 h2 h3'
epsilon = 0
[../]
[]
[BCs]
[./Periodic]
[./All]
auto_direction = 'x y'
[../]
[../]
[]
[Materials]
[./consts]
type = GenericConstantMaterial
prop_names = 'Fx L1 L2 L3 kappa11 kappa12 kappa13 kappa21 kappa22 kappa23 kappa31 kappa32 kappa33'
prop_values = '0 1 1 1 1 1 1 1 1 1 1 1 1 '
[../]
[./etasummat]
type = ParsedMaterial
f_name = etasum
args = 'eta1 eta2 eta3'
material_property_names = 'h1 h2 h3'
function = 'h1+h2+h3'
[../]
[./switching1]
type = SwitchingFunctionMaterial
function_name = h1
eta = eta1
h_order = SIMPLE
[../]
[./switching2]
type = SwitchingFunctionMaterial
function_name = h2
eta = eta2
h_order = SIMPLE
[../]
[./switching3]
type = SwitchingFunctionMaterial
function_name = h3
eta = eta3
h_order = SIMPLE
[../]
[./barrier]
type = MultiBarrierFunctionMaterial
etas = 'eta1 eta2 eta3'
[../]
[./free_energy]
type = DerivativeMultiPhaseMaterial
f_name = F
# we use a constant free energy (GeneriConstantmaterial property Fx)
fi_names = 'Fx Fx Fx'
hi_names = 'h1 h2 h3'
etas = 'eta1 eta2 eta3'
# the free energy is given by the MultiBarrierFunctionMaterial only
W = 1
derivative_order = 2
[../]
[]
[Preconditioning]
[./SMP]
type = SMP
full = true
[../]
[]
[Executioner]
type = Transient
scheme = 'bdf2'
solve_type = 'PJFNK'
#petsc_options = '-snes_ksp -snes_ksp_ew'
#petsc_options = '-ksp_monitor_snes_lg-snes_ksp_ew'
#petsc_options_iname = '-ksp_gmres_restart'
#petsc_options_value = '1000 '
l_max_its = 15
l_tol = 1.0e-6
nl_max_its = 50
nl_rel_tol = 1.0e-8
nl_abs_tol = 1.0e-10
start_time = 0.0
num_steps = 2
dt = 0.2
[]
[Outputs]
execute_on = 'timestep_end'
exodus = true
[]
modules/phase_field/test/tests/feature_volume_vpp_test/boundary_area_2D_single.i
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
nx = 50
ny = 50
xmin = 0
xmax = 50
ymin = 0
ymax = 50
elem_type = QUAD4
[]
[./left_side]
input = gen
type = SubdomainBoundingBoxGenerator
block_id = 1
bottom_left = '0 0 0'
top_right = '24.9 50 0'
[../]
[./right_side]
input = left_side
type = SubdomainBoundingBoxGenerator
block_id = 2
bottom_left = '25.1 0 0'
top_right = '50 50 0'
[../]
[./iface_u]
type = SideSetsBetweenSubdomainsGenerator
master_block = 1
paired_block = 2
new_boundary = 10
input = right_side
[../]
[]
[Variables]
[./c]
order = FIRST
family = LAGRANGE
[]
[]
[AuxVariables]
[./unique_regions]
family = MONOMIAL
order = CONSTANT
[../]
[]
[ICs]
[./c]
type = SpecifiedSmoothCircleIC
variable = c
invalue = 1.0
outvalue = 0.0
radii = '4 5 10'
x_positions = '25 25 25'
y_positions = '37.5 25 0'
z_positions = '0 0 0'
int_width = 2.0
[]
[]
[Postprocessors]
[./flood_count]
type = FeatureFloodCount
variable = c
# Must be turned on to build data structures necessary for FeatureVolumeVPP
compute_var_to_feature_map = true
threshold = 0.5
execute_on = INITIAL
[../]
[]
[VectorPostprocessors]
[./features]
type = FeatureVolumeVectorPostprocessor
flood_counter = flood_count
# Turn on centroid output
output_centroids = true
execute_on = INITIAL
boundary = 10
single_feature_per_element = true
[../]
[]
[Kernels]
[diff]
type = Diffusion
variable = c
[]
[]
[AuxKernels]
[./unique_regions]
type = FeatureFloodCountAux
variable = unique_regions
flood_counter = flood_count
field_display = UNIQUE_REGION
[../]
[]
[Problem]
solve = false
[]
[Executioner]
type = Steady
[]
[Outputs]
csv = true
execute_on = INITIAL
[]