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Merge pull request #12232 from KratosMultiphysics/geo/extract-utility…
…-function-C [GeoMechanicsApplication] Extract a static utility function for the calculation of the Compressibility Matrix (C)
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applications/GeoMechanicsApplication/custom_conditions/U_Pw_normal_flux_FIC_condition.cpp
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applications/GeoMechanicsApplication/tests/cpp_tests/test_compressibility_matrix.cpp
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| Original file line number | Diff line number | Diff line change |
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| // KRATOS___ | ||
| // // ) ) | ||
| // // ___ ___ | ||
| // // ____ //___) ) // ) ) | ||
| // // / / // // / / | ||
| // ((____/ / ((____ ((___/ / MECHANICS | ||
| // | ||
| // License: geo_mechanics_application/license.txt | ||
| // | ||
| // Main authors: Gennady Markelov | ||
| // | ||
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| #include "containers/model.h" | ||
| #include "custom_utilities/transport_equation_utilities.hpp" | ||
| #include "includes/checks.h" | ||
| #include "testing/testing.h" | ||
| #include <boost/numeric/ublas/assignment.hpp> | ||
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| using namespace Kratos; | ||
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| namespace Kratos::Testing | ||
| { | ||
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| KRATOS_TEST_CASE_IN_SUITE(Calculatecompressibility_matrix2D3NGivesCorrectResults, KratosGeoMechanicsFastSuite) | ||
| { | ||
| Vector n_p(3); | ||
| n_p <<= 1.0, 2.0, 3.0; | ||
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| BoundedMatrix<double, 3, 3> compressibility_matrix = ZeroMatrix(3, 3); | ||
| const double integration_coefficient = 1.0; | ||
| const double biot_modulus_inverse = 0.02; | ||
| compressibility_matrix = GeoTransportEquationUtilities::CalculateCompressibilityMatrix<3>( | ||
| n_p, biot_modulus_inverse, integration_coefficient); | ||
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| BoundedMatrix<double, 3, 3> expected_compressibility_matrix; | ||
| // clang-format off | ||
| expected_compressibility_matrix <<= -0.02,-0.04,-0.06, | ||
| -0.04,-0.08,-0.12, | ||
| -0.06,-0.12,-0.18; | ||
| // clang-format on | ||
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| KRATOS_CHECK_MATRIX_NEAR(compressibility_matrix, expected_compressibility_matrix, 1e-12) | ||
| } | ||
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| KRATOS_TEST_CASE_IN_SUITE(Calculatecompressibility_matrix3D4NGivesCorrectResults, KratosGeoMechanicsFastSuite) | ||
| { | ||
| Vector n_p(4); | ||
| n_p <<= 1.0, 2.0, 3.0, 3.0; | ||
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| BoundedMatrix<double, 4, 4> compressibility_matrix = ZeroMatrix(4, 4); | ||
| BoundedMatrix<double, 3, 3> material_compressibility_matrix; | ||
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| const double integration_coefficient = 1.0; | ||
| const double biot_modulus_inverse = 0.1; | ||
| compressibility_matrix = GeoTransportEquationUtilities::CalculateCompressibilityMatrix<4>( | ||
| n_p, biot_modulus_inverse, integration_coefficient); | ||
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| BoundedMatrix<double, 4, 4> expected_compressibility_matrix; | ||
| // clang-format off | ||
| expected_compressibility_matrix <<= -0.1,-0.2,-0.3,-0.3, | ||
| -0.2,-0.4,-0.6,-0.6, | ||
| -0.3,-0.6,-0.9,-0.9, | ||
| -0.3,-0.6,-0.9,-0.9; | ||
| // clang-format on | ||
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| KRATOS_CHECK_MATRIX_NEAR(compressibility_matrix, expected_compressibility_matrix, 1e-12) | ||
| } | ||
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| } // namespace Kratos::Testing |