Pole-zero cancellation in structures: Repeated roots

Journal of Sound and Vibration

Volumn 231, Issue 1, 2000, Pages 219-231

  Mottershead, J E ^a   Li, T ^b   He, J ^c  

^a UNIVERSITY OF LIVERPOOL   (United Kingdom)

^b VICTORIA UNIVERSITY   (Australia)

^c CENTRAL QUEENSLAND UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

EIGENVALUES AND EIGENFUNCTIONS; MATHEMATICAL MODELS; NUMERICAL METHODS; POLES AND ZEROS; STIFFNESS;

POLE ZERO CANCELLATION; VIBRATION MODE;

VIBRATIONS (MECHANICAL);

EID: 0033742909     PISSN: 0022460X     EISSN: None     Source Type: Journal    
DOI: 10.1006/jsvi.1999.2714     Document Type: Article

References (13)

1. MOTTERSHEAD J. E., LALLEMENT G. Vibration nodes, and the cancellation of poles and zeros by unit-rank modifications to structures. Journal of Sound and Vibration. 222:1999;833-851.
2. MOTTERSHEAD J. E. On the zeros of structural frequency response functions and their sensitivities. Mechanical Systems and Signal Processing. 12:1998;591-597.
3. POMAZAL R. J., SNYDER V. C. Local modifications of damped linear systems. American Institute of Aeronautics and Astronautics Journal. 9:1971;2216-2221.
4. ZHANG Q., LALLEMENT G. Selective structural modifications: applications to the problems of eigensolution sensitivity and model adjustment. Mechanical Systems and Signal Processing. 3:1989;55-69.
5. HE J., LI Y. Q. Relocation of antiresonances of a vibratory system by local structural changes. Modal Analysis. 10:1994;224-235.
6. Y. Q. LI, J. HE, G. LLEONART, Asia-Pacific Vibration Conference, Kitakyushu, 1300, 1306, Relocation of resonances and antiresonances via local structural modification.
7. YEE E. K. L., TSUEI Y. G. Method of shifting natural frequencies of damped mechanical systems. American Institute of Aeronautics and Astronautics Journal. 29:1991;1973-1977.
8. MOTTERSHEAD J. E., FRISWELL M. I. Model updating in structural dynamics: a survey. Journal of Sound and Vibration. 162:1993;347-375.
9. FRISWELL M. I., MOTTERSHEAD J. E. Finite Element Model Updating in Structural Dynamics. 1995;Kluwer Academic Publishers, Dordrecht.
10. CHA P. D., PIERRE C. Imposing nodes to the normal modes of a linear elastic structure. Journal of Sound and Vibration. 219:1999;669-687.
11. RAM Y. M., ELHAY S. The theory of a multi-degree-of-freedom dynamic absorber. Journal of Sound and Vibration. 195:1996;607-615.
12. RAM Y. M. Pole-zero assignment of vibratory systems by state feedback control. Journal of Vibration and Control. 4:1998;145-165.
13. RAM Y. M. Pole assignment for the vibrating rod. The Quarterly Journal of Mechanics and Applied Mathematics. 51:1998;461-476.