Updating Stiffness and Hysteretic Damping Matrices Using Measured Modal Data
- Publisher: Hindawi
Shock and Vibration
(issn: 1070-9622, eissn: 1875-9203)
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...