Recent applications of fiber optic sensors to health monitoring in civil engineering

2004 ◽  
Vol 26 (11) ◽  
pp. 1647-1657 ◽  
Author(s):  
Hong-Nan Li ◽  
Dong-Sheng Li ◽  
Gang-Bing Song
Author(s):  
Maurizio Giordano ◽  
Jehad Sharawi Nasser ◽  
Mauro Zarrelli ◽  
Andrea Cusano ◽  
Antonello Cutolo

Author(s):  
Hong-Nan Li ◽  
Dong-Sheng Li ◽  
Su-Yan Wang

In civil engineering, the smart health monitoring method by use of fiber optic sensor is a new approach that evaluates the structural health situation. The current status in applications of fibre optic structural health monitoring in civil engineering structures with a brief introduction of the advantages, basic principles of fibre optic sensors is described in this paper. Leakage detection and potential damage to pipelines are emphasized. Finally, existing problems for packing and implementing fibre optic sensors in structures are discussed.


Sensors ◽  
2020 ◽  
Vol 20 (16) ◽  
pp. 4517
Author(s):  
Tiange Wu ◽  
Guowei Liu ◽  
Shenggui Fu ◽  
Fei Xing

In recent years, with the development of materials science and architectural art, ensuring the safety of modern buildings is the top priority while they are developing toward higher, lighter, and more unique trends. Structural health monitoring (SHM) is currently an extremely effective and vital safeguard measure. Because of the fiber-optic sensor’s (FOS) inherent distinctive advantages (such as small size, lightweight, immunity to electromagnetic interference (EMI) and corrosion, and embedding capability), a significant number of innovative sensing systems have been exploited in the civil engineering for SHM used in projects (including buildings, bridges, tunnels, etc.). The purpose of this review article is devoted to presenting a summary of the basic principles of various fiber-optic sensors, classification and principles of FOS, typical and functional fiber-optic sensors (FOSs), and the practical application status of the FOS technology in SHM of civil infrastructure.


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