scholarly journals Introductory Chapter: Some Insights into Bridge Structural Condition Monitoring

Author(s):  
Yun-Lai Zhou ◽  
Linya Liu

1993 ◽  
Vol 46 (4) ◽  
pp. 133-138 ◽  
Author(s):  
Patricio A. A. Laura

This article concerns the problem of evaluating the `structural health’ of cables or ropes by means of non-destructive testing methods. Special emphasis is placed upon electromagnetic techniques and the acoustic emission method.





2012 ◽  
Vol 2012 ◽  
pp. 1-6 ◽  
Author(s):  
Yoshinori Takahashi ◽  
Satoru Goto ◽  
Mikio Tohyama

This paper describes a cumulative harmonic analysis (CHA) that replaces the stepwise time window function of Berman and Fincham's cumulative spectral analysis with a spectral accumulation function, thereby enabling a new structural health monitoring method. CHA estimates and visualizes system damping conditions without the need of transient-vibration records. The damping conditions are closely related to the spectral distribution around the dominant spectral peaks due to structural resonance. This type of spectral distribution can be visualized with CHA even within a short interval of random vibration samples. The effect of CHA on monitoring the damping conditions was reported by the authors in a previous study. In the current study, the authors confirmed the usefulness of CHA for structural condition monitoring by conducting scale-model experiments.



2015 ◽  
Author(s):  
T. Sun ◽  
K. T. V. Grattan ◽  
J. Carlton


2002 ◽  
Vol 35 (6) ◽  
pp. 357-364 ◽  
Author(s):  
B. Zhang ◽  
B. Benmokrane ◽  
J. -F. Nicole ◽  
R. Masmoudi


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