An Analysis of the Characteristics of SPG Bridges Using NExT and ERA for Real-Time Monitoring

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Key Engineering Materials (Volumes 270-273)

Edited by:

Seung-Seok Lee, Dong-Jin Yoon, Joon-Hyun Lee and Sekyung Lee

Pages:

2012-2017

Citation:

G. H. Heo et al., "An Analysis of the Characteristics of SPG Bridges Using NExT and ERA for Real-Time Monitoring ", Key Engineering Materials, Vols. 270-273, pp. 2012-2017, 2004

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August 2004

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[2] Doebling S. W., Farrar C. R., Prime M. B. (1998), A Summary Review of Vibration-Based Damage Identification Methods, The Shock and Vibration Digest, 30(2), p.91~105.

DOI: https://doi.org/10.1177/058310249803000201

[3] James III G. H., Carne T. G., Lauffer J. P. (1993), The Natural Excitation Technique (NExT) for Modal Parameter Extraction from Operating Wind Turbines, Sandia Report, SAND92-1666. UC-261.

[4] Farrar C. R., et al. (1994), Dynamic Characterization and Damage Detection in the I-40 Bridge over the Rio Grande, Los Alamos National Laboratory Report LA-12767-MS.

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[7] MATLAB (1997), The Math Works, Inc., Natick, Massachusetts.

[8] Heo, Gwanghee, Lee, giu and Shin, Heung Chul, Smart Monitoring System for Large Structures Using Natural Excitation Techniques, Journal of Korean Society of Civil Engineers(KSCE), Korea, November 2003, submitted. Table 2. MAC values Experimental results Modes 1 2 3 4 5 6 1 0. 99 0. 17 0. 01 0. 00 0. 05 0. 07 2 0. 17 0. 88 0. 02 0. 02 0. 00 0. 06 3 0. 00 0. 01 0. 93 0. 03 0. 02 0. 00 4 0. 09 0. 00 0. 14 0. 91 0. 01 0. 16 5 0. 03 0. 10 0. 03 0. 10 0. 78 0. 04 Anal. 6 0. 02 0. 03 0. 06 0. 33 0. 11 0. 70.

DOI: https://doi.org/10.2172/806573