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Structural damage assessment using chaotic dynamic interrogation

Publication ,  Journal Article
Todd, M; Trickey, S; Seaver, M; Nichols, J; Virgin, L
Published in: ASME International Mechanical Engineering Congress and Exposition, Proceedings
January 1, 2002

This work considers a new technique for damage detection in vibration-based structural health monitoring. The technique involves exciting a structure with a low-dimensional chaotic input, reconstructing the attractor, and analyzing certain properties of the attractor for the subtle changes which may occur due to damage. Recourse is made to the Kaplan-Yorke conjecture for motivating the technique. The technique is then demonstrated in the laboratory on a beam subject to boundary clamp damage controlled by means of a special elastic clamp. The measurements are made with a special fiber optic strain measurement system whose key performance features are described. Copyright © 2002 by ASME.

Duke Scholars

Published In

ASME International Mechanical Engineering Congress and Exposition, Proceedings

DOI

Publication Date

January 1, 2002

Start / End Page

613 / 620
 

Citation

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Todd, M., Trickey, S., Seaver, M., Nichols, J., & Virgin, L. (2002). Structural damage assessment using chaotic dynamic interrogation. ASME International Mechanical Engineering Congress and Exposition, Proceedings, 613–620. https://doi.org/10.1115/IMECE2002-32026
Todd, M., S. Trickey, M. Seaver, J. Nichols, and L. Virgin. “Structural damage assessment using chaotic dynamic interrogation.” ASME International Mechanical Engineering Congress and Exposition, Proceedings, January 1, 2002, 613–20. https://doi.org/10.1115/IMECE2002-32026.
Todd M, Trickey S, Seaver M, Nichols J, Virgin L. Structural damage assessment using chaotic dynamic interrogation. ASME International Mechanical Engineering Congress and Exposition, Proceedings. 2002 Jan 1;613–20.
Todd, M., et al. “Structural damage assessment using chaotic dynamic interrogation.” ASME International Mechanical Engineering Congress and Exposition, Proceedings, Jan. 2002, pp. 613–20. Scopus, doi:10.1115/IMECE2002-32026.
Todd M, Trickey S, Seaver M, Nichols J, Virgin L. Structural damage assessment using chaotic dynamic interrogation. ASME International Mechanical Engineering Congress and Exposition, Proceedings. 2002 Jan 1;613–620.

Published In

ASME International Mechanical Engineering Congress and Exposition, Proceedings

DOI

Publication Date

January 1, 2002

Start / End Page

613 / 620