A new method for bridge structure health monitoring

K. Huang, R. Yuan, W. L. Chiang, D. Chang, N. E. Huang

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

This paper describes a field assessment and evaluation of a concrete highway bridge with health monitoring instrumentation on the bridge structural elements and with a nonstationary and nonlinear time series evaluation method consisting of empirical mode decomposition and Hilbert Spectral analysis. The final decision on the health diagnostics of the bridge system depends on the nonlinear characteristics of the data, the free and the forced vibration frequencies, and the bridge response to the light load and/or the heavy load. The advantages of this method are (1) simple data collection required, (2) minimum traffic disruption, (3) precise and nuance quantitative answers. A case study was included by using this new method of analysis for structural diagnostics from health monitoring on an old damage concrete bridge.

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主出版物標題Structural Health Monitoring and Intelligent Infrastructure - Proceedings of the 2nd International Conference on Structural Health Monitoring of Intelligent Infrastructure, SHMII 2005
頁面899-902
頁數4
出版狀態已出版 - 2006
事件2nd International Conference on Structural Health Monitoring of Intelligent Infrastructure, SHMII 2005 - Shenzhen, China
持續時間: 16 11月 200518 11月 2005

出版系列

名字Structural Health Monitoring and Intelligent Infrastructure - Proceedings of the 2nd International Conference on Structural Health Monitoring of Intelligent Infrastructure, SHMII 2005
2

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???event.eventtypes.event.conference???2nd International Conference on Structural Health Monitoring of Intelligent Infrastructure, SHMII 2005
國家/地區China
城市Shenzhen
期間16/11/0518/11/05

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