Update of corrected stiffness and mass matrices based on measured dynamic modal data

DOI10.1016/J.APM.2008.06.004zbMath1185.74089OpenAlexW2042072277MaRDI QIDQ967894

Hee-Chang Eun, Eun-Taik Lee

Publication date: 2 May 2010

Published in: Applied Mathematical Modelling (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.apm.2008.06.004

zbMATH Keywords

minimizationorthogonalityconstrainteigenvalue functioncorrected mass matrixcorrected stiffness matrix

Mathematics Subject Classification ID

Finite element methods applied to problems in solid mechanics (74S05)

Related Items (5)

Estimation of parameter matrices based on measured data ⋮ Integrated mathematical forms for update of physical parameter matrices of damped dynamic system ⋮ New symmetry preserving method for optimal correction of damping and stiffness matrices using measured modes ⋮ A new iterative model updating technique based on least squares minimal residual method using measured modal data ⋮ Projection and contraction method for updating simultaneously mass and stiffness matrices

Cites Work

• Finite element model updating in structural dynamics
• Direct update of dynamic mathematical models from modal test data
• Stiffness matrix correction from incomplete test data

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