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Merge pull request idaholab#3020 from bwspenc/contact
Add and test MechanicalContactConstraint ref idaholab#2816
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modules/combined/tests/mechanical_contact_constraint/blocks_2d/blocks_2d.e
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modules/combined/tests/mechanical_contact_constraint/blocks_2d/blocks_2d.jou
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brick x 0.6 y 2 z 1 | ||
brick x 0.6 y 0.8 z 1 | ||
volume 2 move {0.6 + 0.01} | ||
volume all move 0 0 -0.5 | ||
surface 1 size 0.15 | ||
surface 7 size 0.1 | ||
mesh surface 1 | ||
mesh surface 7 | ||
sideset 1 curve 3 | ||
sideset 2 curve 1 | ||
sideset 3 curve 15 | ||
sideset 4 curve 13 | ||
block 1 surface 1 | ||
block 2 surface 7 | ||
block all element type QUAD4 | ||
export mesh "blocks_2d.e" overwrite |
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modules/combined/tests/mechanical_contact_constraint/blocks_2d/frictionless_kinematic.i
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[Mesh] | ||
file = blocks_2d.e | ||
displacements = 'disp_x disp_y' | ||
[] | ||
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[Variables] | ||
[./disp_x] | ||
[../] | ||
[./disp_y] | ||
[../] | ||
[] | ||
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||
[AuxVariables] | ||
[./penetration] | ||
order = FIRST | ||
family = LAGRANGE | ||
[../] | ||
[./nodal_area] | ||
order = FIRST | ||
family = LAGRANGE | ||
[../] | ||
[./inc_slip_x] | ||
[../] | ||
[./inc_slip_y] | ||
[../] | ||
[./accum_slip_x] | ||
[../] | ||
[./accum_slip_y] | ||
[../] | ||
[] | ||
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||
[Functions] | ||
[./vertical_movement] | ||
type = ParsedFunction | ||
value = -t | ||
[../] | ||
[] | ||
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[SolidMechanics] | ||
[./solid] | ||
disp_x = disp_x | ||
disp_y = disp_y | ||
[../] | ||
[] | ||
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||
[AuxBCs] | ||
[./penetration] | ||
type = PenetrationAux | ||
variable = penetration | ||
boundary = 3 | ||
paired_boundary = 2 | ||
[../] | ||
[] | ||
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||
[AuxKernels] | ||
[./zeroslip_x] | ||
type = ConstantAux | ||
variable = inc_slip_x | ||
boundary = 3 | ||
execute_on = timestep_begin | ||
value = 0.0 | ||
[../] | ||
[./zeroslip_y] | ||
type = ConstantAux | ||
variable = inc_slip_y | ||
boundary = 3 | ||
execute_on = timestep_begin | ||
value = 0.0 | ||
[../] | ||
[./accum_slip_x] | ||
type = AccumulateAux | ||
variable = accum_slip_x | ||
accumulate_from_variable = inc_slip_x | ||
execute_on = timestep | ||
[../] | ||
[./accum_slip_y] | ||
type = AccumulateAux | ||
variable = accum_slip_y | ||
accumulate_from_variable = inc_slip_y | ||
execute_on = timestep | ||
[../] | ||
[] | ||
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[BCs] | ||
[./left_x] | ||
type = DirichletBC | ||
variable = disp_x | ||
boundary = 1 | ||
value = 0.0 | ||
[../] | ||
[./left_y] | ||
type = DirichletBC | ||
variable = disp_y | ||
boundary = 1 | ||
value = 0.0 | ||
[../] | ||
[./right_x] | ||
type = PresetBC | ||
variable = disp_x | ||
boundary = 4 | ||
#Initial gap is 0.01 | ||
value = -0.02 | ||
[../] | ||
[./right_y] | ||
type = FunctionPresetBC | ||
variable = disp_y | ||
boundary = 4 | ||
function = vertical_movement | ||
[../] | ||
[] | ||
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[Materials] | ||
[./left] | ||
type = LinearIsotropicMaterial | ||
block = 1 | ||
disp_y = disp_y | ||
disp_x = disp_x | ||
poissons_ratio = 0.3 | ||
youngs_modulus = 1e7 | ||
[../] | ||
[./right] | ||
type = LinearIsotropicMaterial | ||
block = 2 | ||
disp_y = disp_y | ||
disp_x = disp_x | ||
poissons_ratio = 0.3 | ||
youngs_modulus = 1e6 | ||
[../] | ||
[] | ||
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[Executioner] | ||
type = Transient | ||
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solve_type = 'PJFNK' | ||
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petsc_options_iname = '-pc_type' | ||
petsc_options_value = 'lu' | ||
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line_search = 'none' | ||
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l_max_its = 100 | ||
nl_max_its = 1000 | ||
dt = 0.01 | ||
end_time = 0.10 | ||
num_steps = 1000 | ||
l_tol = 1e-6 | ||
nl_rel_tol = 1e-10 | ||
nl_abs_tol = 1e-8 | ||
dtmin = 0.01 | ||
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[./Predictor] | ||
type = SimplePredictor | ||
scale = 1.0 | ||
[../] | ||
[] | ||
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[Outputs] | ||
file_base = frictionless_kinematic_out | ||
output_initial = true | ||
[./exodus] | ||
type = Exodus | ||
elemental_as_nodal = true | ||
[../] | ||
[./console] | ||
type = Console | ||
perf_log = true | ||
linear_residuals = true | ||
max_rows = 5 | ||
[../] | ||
[] | ||
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[UserObjects] | ||
[./nodal_area] | ||
type = NodalArea | ||
variable = nodal_area | ||
boundary = 3 | ||
execute_on = timestep_begin | ||
use_displaced_mesh = true | ||
[../] | ||
[] | ||
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[Constraints] | ||
[./leftrightx] | ||
type = MechanicalContactConstraint | ||
variable = disp_x | ||
component = 0 | ||
boundary = 2 | ||
master = 2 | ||
slave = 3 | ||
disp_y = disp_y | ||
disp_x = disp_x | ||
model = frictionless | ||
formulation = default | ||
penalty = 1e+6 | ||
nodal_area = nodal_area | ||
[../] | ||
[./leftrighty] | ||
type = MechanicalContactConstraint | ||
variable = disp_y | ||
component = 1 | ||
boundary = 2 | ||
master = 2 | ||
slave = 3 | ||
disp_y = disp_y | ||
disp_x = disp_x | ||
model = frictionless | ||
formulation = default | ||
penalty = 1e+6 | ||
nodal_area = nodal_area | ||
[../] | ||
[] |
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