Modal analysis of periodically time-varying linear rotor systems

Journal of Sound and Vibration

Volumn 303, Issue 3-5, 2007, Pages 553-574

  Lee, Chong Won ^a   Han, Dong Ju ^b   Suh, Jeong Hwan ^c   Hong, Seong Wook ^d  

^a Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

^b Korea Institute of Aerospace Technology   (South Korea)

^c Korea Power Engineering Company   (South Korea)

^d Kumoh National Institute of Technology   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

EIGENVALUES AND EIGENFUNCTIONS; MATRIX ALGEBRA; MODAL ANALYSIS; NUMERICAL METHODS; PARAMETER ESTIMATION; TIME VARYING CONTROL SYSTEMS;

COORDINATE TRANSFORMATION; FLOQUET THEORY; STATE TRANSITION MATRIX; TIME-VARYING EIGENSOLUTIONS;

LINEAR SYSTEMS;

EID: 34247338920     PISSN: 0022460X     EISSN: 10958568     Source Type: Journal    
DOI: 10.1016/j.jsv.2007.01.041     Document Type: Article

References (15)

1. Lee C.W. Vibration Analysis of Rotors (1993), Kluwer Academic Publishers, Dordrecht
2. Lee C.W. A complex modal testing theory for rotating machinery. Mechanical Systems and Signal Processing 5 2 (1991) 119-137
3. Richards J.A. Analysis of Periodically Time-Varying Systems (1983), Springer, Berlin
4. Lancaster P., and Tismenetsky M. The Theory of Matrices with Application. second ed. (1985), Academic Press, New York
5. Sinha S.C., Pandiyan R., and Bibb J.S. Liapunov-Floquet transformation: computation and applications to periodic systems. ASME Journal of Vibration and Acoustics 118 (1996) 209-217
6. Friedmann P., and Hammond C.E. Efficient numerical treatment of periodic systems with application to stability problems. International Journal for Numerical Methods in Engineering 11 (1977) 1117-1136
7. Calico R.A., and Wiesel W.E. Control of time-periodic systems. Journal of Guidance 7 (1984) 671-676
8. Irretier H. Mathematical foundations of experimental modal analysis in rotor. Mechanical Systems and Signal Processing 13 2 (1999) 183-191
9. Suh J.H., Hong S.W., and Lee C.W. Modal analysis of asymmetric rotor system with isotropic stator using modulated coordinates. Journal of Sound and Vibration 284 (2005) 651-671
10. Joh C.Y., and Lee C.W. Use of dFRFs for diagnosis of asymmetric/anisotropic properties in rotor-bearing system. ASME Journal of Vibration and Acoustics 118 (1996) 64-69
11. Lee C.W., and Kwon K.S. Identification of rotating asymmetry in rotating machines by using reverse directional frequency response functions. Proceedings of Institution of Mechanical Engineers 215 Part C (2001) 1053-1063
12. Genta B. Whirling of unsymmetrical rotors: a finite element approach based on complex co-ordinates. Journal of Sound and Vibration 124 1 (1988) 27-53
13. Ardayfio D., and Frohrib D.A. Instability of an asymmetric rotor with asymmetric shaft mounted on symmetric elastic supports. ASME Journal of Engineering for Industry (1976) 1161-1165
14. Gourlay A.R., and Watson G.A. Computational Methods for Matrix Eigenproblems (1973), Wiley, New York
15. Kraemer E. Dynamics of Rotors and Foundations (1993), Springer, Berlin