Eigenvector derivatives with repeated eigenvalues using generalized inverse technique

AIAA Journal

Volumn 34, Issue 10, 1996, Pages 2206-2209

  Wei, Fu Shang ^a,c   Zhang, De Wen ^b  

^a Kaman Aerospace Corporation   (United States)

^b Environment Engineering   (China)

^c Eng and Development Department

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0011494487     PISSN: 00011452     EISSN: None     Source Type: Journal    
DOI: 10.2514/3.13379     Document Type: Article

References (11)

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3. Berman, A., and Wei, F. S., "Automated Dynamic Analytical Model Improvement," NASA CR-3452, July 1981.
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5. Wei, F. S., "Stiffness Matrix Correction from Incomplete Test Data," AIAA Journal, Vol. 18, No. 10, 1980, pp. 1274, 1275.
6. Ojalvo, I. U., "Gradients for Large Structural Models with Repeated Frequencies," Society of Automotive Engineers, Paper 86-1789, Warrendale, PA, Oct. 1986.
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8. Dailey, R. L., "Eigenvector Derivatives with Repeated Eigenvalues," AIAA Journal, Vol. 27, No. 4, 1989, pp. 486-491.
9. Zhang, D. W., and Wei, F. S., "Direct Perturbation Method for Calculation of Eigenvector Derivatives with Repeated Eigenvalues," Journal of Solid Mechanics, Vol. 14, No. 4, 1993, pp. 337-341.
10. Wei, F. S., "Eigen Sensitivity Analysis with Repeated Eigenvalues," Proceedings of 10th International Modal Analysis Conference (San Diego, CA), 1992, pp. 596-600.
11. Penrose, R., "A Generalized Inverse for Matrices," Proceedings of the Cambridge Philosophical Society, Vol. 51, 1955, pp. 406-413.