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[IGA][FastPR] Add penalty rotation factor contribution for shell3p #14548

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Merged
juancamarotti merged 4 commits into from
Jul 3, 2026
+10 −5
Merged

[IGA][FastPR] Add penalty rotation factor contribution for shell3p #14548

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ec3857d
add penalty factor contribution
rickyaristio Jul 2, 2026
d2e4dc6
fix the test and the penalty rotation flag
rickyaristio Jul 3, 2026
f246206
add missing const for the penalty integration
rickyaristio Jul 3, 2026
8374f6e
Fix typo in material properties
rickyaristio Jul 3, 2026
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9 changes: 6 additions & 3 deletions applications/IgaApplication/custom_conditions/coupling_penalty_condition.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -102,8 +102,11 @@ namespace Kratos
const double penalty_integration = penalty * integration_points[point_number].Weight() * determinant_jacobian_vector[point_number];

// Rotation coupling
if (Is(IgaFlags::FIX_ROTATION_X))
if (Is(IgaFlags::FIX_ROTATION_X) || Is(IgaFlags::FIX_ROTATION_Y) || Is(IgaFlags::FIX_ROTATION_Z))
{
const double penalty_rotation = GetProperties()[PENALTY_ROTATION_FACTOR];
const double penalty_rotation_integration = penalty_rotation * integration_points[point_number].Weight() * determinant_jacobian_vector[point_number];

Vector phi_r = ZeroVector(mat_size);
Matrix phi_rs = ZeroMatrix(mat_size, mat_size);
array_1d<double, 2> diff_phi;
Expand All @@ -115,15 +118,15 @@ namespace Kratos
{
for (IndexType j = 0; j < mat_size; ++j)
{
rLeftHandSideMatrix(i, j) = (phi_r(i) * phi_r(j) + diff_phi(0) * phi_rs(i, j)) * penalty_integration;
rLeftHandSideMatrix(i, j) = (phi_r(i) * phi_r(j) + diff_phi(0) * phi_rs(i, j)) * penalty_rotation_integration;
}
}
}

if (CalculateResidualVectorFlag) {
for (IndexType i = 0; i < mat_size; ++i)
{
rRightHandSideVector[i] = (diff_phi(0) * phi_r(i)) * penalty_integration;
rRightHandSideVector[i] = (diff_phi(0) * phi_r(i)) * penalty_rotation_integration;
}
}
}
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3 changes: 2 additions & 1 deletion ..._tests/two_patch_cantilever_refined_test/two_patch_cantilever_refined_test_materials.json
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Expand Up @@ -20,7 +20,8 @@
"properties_id": 5,
"Material": {
"Variables": {
"PENALTY_FACTOR": 10000000
"PENALTY_FACTOR": 10000000,
"PENALTY_ROTATION_FACTOR": 10000000
},
"Tables": {}
}
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3 changes: 2 additions & 1 deletion ...upling_condition_tests/two_patch_cantilever_test/two_patch_cantilever_test_materials.json
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,8 @@
"properties_id": 5,
"Material": {
"Variables": {
"PENALTY_FACTOR": 10000000
"PENALTY_FACTOR": 10000000,
"PENALTY_ROTATION_FACTOR": 10000000
},
"Tables": {}
}
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