Xu et al., 2023 - Google Patents
Operational modal analysis under harmonic excitation using Ramanujan subspace projection and stochastic subspace identificationXu et al., 2023
- Document ID
- 13324670653532102251
- Author
- Xu M
- Au F
- Wang S
- Tian H
- Publication year
- Publication venue
- Journal of Sound and Vibration
External Links
Snippet
The presence of deterministic harmonic excitation, such as that induced by rotating machinery, violates the classical operational modal analysis (OMA) assumption that the system output is strictly ergodic. This paper proves that the presence of harmonic excitation …
- 230000005284 excitation 0 title abstract description 88
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