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added two displacement patch tests + output writing for all cases
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@ahojukka5
ahojukka5 committed Feb 24, 2017
1 parent 40ed4c9 commit a9a0223
Showing 1 changed file with 171 additions and 34 deletions.
205 changes: 171 additions & 34 deletions test/test_problems_mortar_3d.jl
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Expand Up @@ -7,6 +7,8 @@ using JuliaFEM.Postprocess
using JuliaFEM.Testing
using JuliaFEM.Abaqus: create_surface_elements

### temperature patch tests, sl tet4, dl tet4, sl tet10, dl tet 10

@testset "patch test temperature + abaqus inp + tet4" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet4.inp"
mesh = abaqus_read_mesh(meshfile)
Expand Down Expand Up @@ -35,6 +37,7 @@ using JuliaFEM.Abaqus: create_surface_elements

JuliaFEM.diagnose_interface(interface, 0.0)
solver = LinearSolver(upper, lower, bc_upper, bc_lower, interface)
solver.xdmf = Xdmf("sl_lin_temp_results")

solver()

Expand Down Expand Up @@ -89,6 +92,7 @@ end

JuliaFEM.diagnose_interface(interface, 0.0)
solver = LinearSolver(upper, lower, bc_upper, bc_lower, interface)
solver.xdmf = Xdmf("dl_lin_temp_results")

solver()

Expand Down Expand Up @@ -135,6 +139,7 @@ end
# JuliaFEM.diagnose_interface(interface, 0.0)

solver = LinearSolver(upper, lower, bc_upper, bc_lower, interface)
solver.xdmf = Xdmf("sl_quad_temp_results")
solver()

node_ids, temperature = get_nodal_vector(interface.elements, "temperature", 0.0)
Expand All @@ -149,6 +154,124 @@ end

end

@testset "patch test temperature + abaqus inp + tet10 + quadratic surface elements + dual basis + alpha=0.2" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet10.inp"
mesh = abaqus_read_mesh(meshfile)

upper = Problem(Heat, "UPPER", 1)
upper.elements = create_elements(mesh, "UPPER")
update!(upper, "temperature thermal conductivity", 1.0)

lower = Problem(Heat, "LOWER", 1)
lower.elements = create_elements(mesh, "LOWER")
update!(lower, "temperature thermal conductivity", 1.0)

bc_upper = Problem(Dirichlet, "UPPER_TOP", 1, "temperature")
bc_upper.elements = create_surface_elements(mesh, "UPPER_TOP")
update!(bc_upper, "temperature 1", 0.0)

bc_lower = Problem(Dirichlet, "LOWER_BOTTOM", 1, "temperature")
bc_lower.elements = create_surface_elements(mesh, "LOWER_BOTTOM")
update!(bc_lower, "temperature 1", 1.0)

interface = Problem(Mortar, "interface between upper and lower block", 1, "temperature")
interface_slave_elements = create_surface_elements(mesh, "LOWER_TO_UPPER")
interface_master_elements = create_surface_elements(mesh, "UPPER_TO_LOWER")
update!(interface_slave_elements, "master elements", interface_master_elements)
interface.elements = [interface_master_elements; interface_slave_elements]

interface.properties.linear_surface_elements = false
interface.properties.split_quadratic_slave_elements = false
interface.properties.split_quadratic_master_elements = false
interface.properties.dual_basis = true
interface.properties.alpha = 0.2

solver = LinearSolver(upper, lower, bc_upper, bc_lower, interface)
solver.xdmf = Xdmf("dl_quad_temp_results")
solver()

node_ids, temperature = get_nodal_vector(interface.elements, "temperature", 0.0)
#node_ids, temperature = get_nodal_vector(interface_slave_elements, "temperature", 0.0)
#=
for (j, (nid, T)) in enumerate(zip(node_ids, temperature))
info("$j: $nid -> $(T[1])")
j == 10 && break
end
=#
T = [t[1] for t in temperature]
minT = minimum(T)
maxT = maximum(T)
stdT = std(T)
info("minT = $minT, maxT = $maxT, stdT = $stdT")
@test maxT - minT < 1.0e-10
@test isapprox(stdT, 0.0; atol=1.0e-10)
end

### displacement patch tests, sl tet4, dl tet4, sl tet10, dl tet 10

@testset "patch test displacement + abaqus inp + tet4 + adjust" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet4.inp"

mesh = abaqus_read_mesh(meshfile)
# modify mesh a bit, find all nodes in elements in element set UPPER and put 0.2 to X3 to test adjust
JuliaFEM.Preprocess.create_node_set_from_element_set!(mesh, :UPPER)
for nid in mesh.node_sets[:UPPER]
mesh.nodes[nid][3] += 0.2
end

upper = Problem(Elasticity, "UPPER", 3)
upper.elements = create_elements(mesh, "UPPER")
update!(upper, "youngs modulus", 288.0)
update!(upper, "poissons ratio", 1/3)

lower = Problem(Elasticity, "LOWER", 3)
lower.elements = create_elements(mesh, "LOWER")
update!(lower, "youngs modulus", 288.0)
update!(lower, "poissons ratio", 1/3)

bc_upper = Problem(Dirichlet, "UPPER_TOP", 3, "displacement")
bc_upper.elements = create_surface_elements(mesh, "UPPER_TOP")
update!(bc_upper, "displacement 3", 0.0)

bc_lower = Problem(Dirichlet, "LOWER_BOTTOM", 3, "displacement")
bc_lower.elements = create_surface_elements(mesh, "LOWER_BOTTOM")
update!(bc_lower, "displacement 3", 0.0)

bc_sym13 = Problem(Dirichlet, "SYM13", 3, "displacement")
bc_sym13.elements = [create_surface_elements(mesh, "LOWER_SYM13"); create_surface_elements(mesh, "UPPER_SYM13")]
update!(bc_sym13, "displacement 2", 0.0)

bc_sym23 = Problem(Dirichlet, "SYM23", 3, "displacement")
bc_sym23.elements = [create_surface_elements(mesh, "LOWER_SYM23"); create_surface_elements(mesh, "UPPER_SYM23")]
update!(bc_sym23, "displacement 1", 0.0)

interface = Problem(Mortar, "LOWER_TO_UPPER", 3, "displacement")
interface_slave_elements = create_surface_elements(mesh, "LOWER_TO_UPPER")
interface_master_elements = create_surface_elements(mesh, "UPPER_TO_LOWER")
update!(interface_slave_elements, "master elements", interface_master_elements)
interface.elements = [interface_slave_elements; interface_master_elements]

append!(interface.assembly.removed_dofs, [1316, 1319, 1358, 1387, 1388, 1492, 1597, 1627])

interface.properties.linear_surface_elements = false
interface.properties.split_quadratic_slave_elements = false
interface.properties.split_quadratic_master_elements = false
interface.properties.adjust = true
interface.properties.dual_basis = false

solver = LinearSolver(upper, lower, bc_upper, bc_lower, bc_sym13, bc_sym23, interface)
solver.xdmf = Xdmf("sl_lin_disp_results")
solver()

node_ids, displacement = get_nodal_vector(interface.elements, "displacement", 0.0)
node_ids, geometry = get_nodal_vector(interface.elements, "geometry", 0.0)
u3 = [u[3] for u in displacement]
maxabsu3 = maximum(abs(u3))
stdabsu3 = std(abs(u3))
info("tet10 block: max(abs(u3)) = $maxabsu3, std(abs(u3)) = $stdabsu3")
@test isapprox(stdabsu3, 0.0; atol=1.0e-10)
end

@testset "patch test displacement + abaqus inp + tet4 + adjust + dual basis" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet4.inp"

Expand Down Expand Up @@ -200,7 +323,7 @@ end
interface.properties.dual_basis = true

solver = LinearSolver(upper, lower, bc_upper, bc_lower, bc_sym13, bc_sym23, interface)
#solver.xdmf = Xdmf("results")
solver.xdmf = Xdmf("dl_lin_disp_results")
solver()

node_ids, displacement = get_nodal_vector(interface.elements, "displacement", 0.0)
Expand All @@ -212,7 +335,7 @@ end
@test isapprox(stdabsu3, 0.0; atol=1.0e-10)
end

@testset "patch test displacement + abaqus inp + tet10 + adjust + dual basis + alpha=0.2" begin
@testset "patch test displacement + abaqus inp + tet10 + adjust" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet10.inp"

mesh = abaqus_read_mesh(meshfile)
Expand Down Expand Up @@ -261,11 +384,10 @@ end
interface.properties.split_quadratic_slave_elements = false
interface.properties.split_quadratic_master_elements = false
interface.properties.adjust = true
interface.properties.dual_basis = true
interface.properties.alpha = 0.2
interface.properties.dual_basis = false

solver = LinearSolver(upper, lower, bc_upper, bc_lower, bc_sym13, bc_sym23, interface)
#solver.xdmf = Xdmf("results")
solver.xdmf = Xdmf("sl_quad_disp_results")
solver()

node_ids, displacement = get_nodal_vector(interface.elements, "displacement", 0.0)
Expand All @@ -277,54 +399,69 @@ end
@test isapprox(stdabsu3, 0.0; atol=1.0e-6)
end

@testset "patch test temperature + abaqus inp + tet10 + quadratic surface elements + dual basis + alpha=0.2" begin

@testset "patch test displacement + abaqus inp + tet10 + adjust + dual basis + alpha=0.2" begin
meshfile = Pkg.dir("JuliaFEM") * "/test/testdata/test_problems_mortar_3d_tet10.inp"

mesh = abaqus_read_mesh(meshfile)
# modify mesh a bit, find all nodes in elements in element set UPPER and put 0.2 to X3 to test adjust
JuliaFEM.Preprocess.create_node_set_from_element_set!(mesh, :UPPER)
for nid in mesh.node_sets[:UPPER]
mesh.nodes[nid][3] += 0.2
end

upper = Problem(Heat, "UPPER", 1)
upper = Problem(Elasticity, "UPPER", 3)
upper.elements = create_elements(mesh, "UPPER")
update!(upper, "temperature thermal conductivity", 1.0)
update!(upper, "youngs modulus", 288.0)
update!(upper, "poissons ratio", 1/3)

lower = Problem(Heat, "LOWER", 1)
lower = Problem(Elasticity, "LOWER", 3)
lower.elements = create_elements(mesh, "LOWER")
update!(lower, "temperature thermal conductivity", 1.0)
update!(lower, "youngs modulus", 288.0)
update!(lower, "poissons ratio", 1/3)

bc_upper = Problem(Dirichlet, "UPPER_TOP", 1, "temperature")
bc_upper = Problem(Dirichlet, "UPPER_TOP", 3, "displacement")
bc_upper.elements = create_surface_elements(mesh, "UPPER_TOP")
update!(bc_upper, "temperature 1", 0.0)
update!(bc_upper, "displacement 3", 0.0)

bc_lower = Problem(Dirichlet, "LOWER_BOTTOM", 1, "temperature")
bc_lower = Problem(Dirichlet, "LOWER_BOTTOM", 3, "displacement")
bc_lower.elements = create_surface_elements(mesh, "LOWER_BOTTOM")
update!(bc_lower, "temperature 1", 1.0)
update!(bc_lower, "displacement 3", 0.0)

interface = Problem(Mortar, "interface between upper and lower block", 1, "temperature")
bc_sym13 = Problem(Dirichlet, "SYM13", 3, "displacement")
bc_sym13.elements = [create_surface_elements(mesh, "LOWER_SYM13"); create_surface_elements(mesh, "UPPER_SYM13")]
update!(bc_sym13, "displacement 2", 0.0)

bc_sym23 = Problem(Dirichlet, "SYM23", 3, "displacement")
bc_sym23.elements = [create_surface_elements(mesh, "LOWER_SYM23"); create_surface_elements(mesh, "UPPER_SYM23")]
update!(bc_sym23, "displacement 1", 0.0)

interface = Problem(Mortar, "LOWER_TO_UPPER", 3, "displacement")
interface_slave_elements = create_surface_elements(mesh, "LOWER_TO_UPPER")
interface_master_elements = create_surface_elements(mesh, "UPPER_TO_LOWER")
update!(interface_slave_elements, "master elements", interface_master_elements)
interface.elements = [interface_master_elements; interface_slave_elements]

interface.elements = [interface_slave_elements; interface_master_elements]

removed_dofs = [1316, 1319, 1325, 1358, 1361, 1387, 1388, 1391, 1492, 1597, 1600, 1627, 1630, 1657]
append!(interface.assembly.removed_dofs, removed_dofs)

interface.properties.linear_surface_elements = false
interface.properties.split_quadratic_slave_elements = false
interface.properties.split_quadratic_master_elements = false
interface.properties.adjust = true
interface.properties.dual_basis = true
interface.properties.alpha = 0.2

solver = LinearSolver(upper, lower, bc_upper, bc_lower, interface)
solver = LinearSolver(upper, lower, bc_upper, bc_lower, bc_sym13, bc_sym23, interface)
solver.xdmf = Xdmf("dl_quad_disp_results")
solver()

node_ids, temperature = get_nodal_vector(interface.elements, "temperature", 0.0)
#node_ids, temperature = get_nodal_vector(interface_slave_elements, "temperature", 0.0)
#=
for (j, (nid, T)) in enumerate(zip(node_ids, temperature))
info("$j: $nid -> $(T[1])")
j == 10 && break
end
=#
T = [t[1] for t in temperature]
minT = minimum(T)
maxT = maximum(T)
stdT = std(T)
info("minT = $minT, maxT = $maxT, stdT = $stdT")
@test maxT - minT < 1.0e-10
@test isapprox(stdT, 0.0; atol=1.0e-10)

node_ids, displacement = get_nodal_vector(interface.elements, "displacement", 0.0)
node_ids, geometry = get_nodal_vector(interface.elements, "geometry", 0.0)
u3 = [u[3] for u in displacement]
maxabsu3 = maximum(abs(u3))
stdabsu3 = std(abs(u3))
info("tet10 block: max(abs(u3)) = $maxabsu3, std(abs(u3)) = $stdabsu3")
@test isapprox(stdabsu3, 0.0; atol=1.0e-6)
end

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