Operational modal analysis in the presence of harmonic excitation

Journal of Sound and Vibration

Volumn 270, Issue 1-2, 2004, Pages 93-109

  Mohanty, P ^a   Rixen, D J ^a  

^a DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

DAMPING; EIGENVALUES AND EIGENFUNCTIONS; HARMONIC ANALYSIS; LEAST SQUARES APPROXIMATIONS; ROTORS; STRUCTURAL LOADS; TIME DOMAIN ANALYSIS; WHITE NOISE;

EIGENFREQUENCY; HARMONIC EXCITATION; LEAST SQUARE COMPLEX EXPONENTIAL (LSCE) METHOD; MULTI HARMONIC LOADS; OPERATIONAL MODAL ANALYSIS (OMA);

STRUCTURAL ANALYSIS;

EID: 1642442775     PISSN: 0022460X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0022-460X(03)00485-1     Document Type: Article

References (10)

1. R. Brincker, P. Andersen, N. Møller, An indicator for separation of structural and harmonic modes in output-only modal testing, in: P.A.L. Wicks, R. Singhal (Eds.), International Modal Analysis Conference (IMAC XVIII), San Antonio, TX, February 7-10, 2000, Society for Engineering Mechanics, Bethel, CT, 2000, pp. 1649-1654.
2. T. Lagö, The difference between harmonics and stochastic narrow band responses, Oral presentation at the SVIBS Symposium, Stockholm, 1997.
3. G.H. James, T.G. Carne, J.P. Lauffer, A.R. Nord, Modal testing using natural excitation, in: D.J. DeMichele (Ed.), International Modal Analysis Conference (IMAC X), San Diego, CA, February 3-7, 1992, Society for Engineering Mechanics, Bethel, CT, 1992.
4. G.H. James, T.G. Carne, J.P. Lauffer, Sandia National Laboratories, The natural excitation technique (NExT) for modal parameter extraction from operating structures, Journal of Analytical and Experimental Modal Analysis 10 (4) (1995) 260-277.
5. D.L. Brown, R.J. Allemang, R. Zimmerman, M. Mergeay, Parameter estimation techniques for modal analysis, SAE Technical Paper Series (790221), 1979.
6. M. Géradin, D. Rixen, Mechanical Vibrations. Theory and Application to Structural Dynamics, 2nd Edition, Wiley, Chichester, 1997.
7. D.J. Ewins, Modal Testing Theory, Practice and Application, Research Studies Press, Somerset, England, 2000.
8. N.M.M. Maia, J.M.M. Silva (Eds.), Theoretical and Experimental Modal Analysis, Research Studies Press, Somerset, England, 1997.
9. L. Hermans, H. Van der Auweraer, Modal testing and analysis of structures under operational conditions: industrial applications, Mechanical System and Signal Processing 13 (2) (1999) 193-216.
10. C. Farhat, D. Rixen, Linear algebra, in: Encyclopedia of Vibration, Academic Press, New York, 2002, pp. 710-720.