Updating Stiffness and Hysteretic Damping Matrices Using Measured Modal Data

Article English OPEN
Jiang, Jiashang ; Yuan, Yongxin (2018)
  • Publisher: Hindawi
  • Journal: Shock and Vibration (issn: 1070-9622, eissn: 1875-9203)
  • Related identifiers: doi: 10.1155/2018/3727021
  • Subject: Physics | QC1-999 | Article Subject

A new direct method for the finite element (FE) matrix updating problem in a hysteretic (or material) damping model based on measured incomplete vibration modal data is presented. With this method, the optimally approximated stiffness and hysteretic damping matrices can... View more
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