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Fibre Bragg Grating Based Acoustic Emission Measurement System for Structural Health Monitoring Applications.
Sagar Jinachandran1, Ginu Rajan1,2
1School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, New South Wales 2522, Australia.
Materials (Basel, Switzerland)
|March 6, 2021
Summary
Fiber Bragg grating (FBG) acoustic emission (AE) monitoring offers a promising approach for structural health monitoring (SHM). This review covers FBG AE systems, interrogation methods, and market trends for SHM applications.
Area of Science:
- Materials Science
- Engineering
- Optics
Background:
- Structural health monitoring (SHM) is crucial for assessing the integrity of structures.
- Acoustic emission (AE) detection is a key technique for identifying damage.
- Fiber Bragg gratings (FBGs) offer unique sensing capabilities.
Purpose of the Study:
- To provide a comprehensive overview of FBG-based AE detection and monitoring systems.
- To review various technologies and methods for FBG AE interrogation.
- To discuss commercial systems, SHM applications, and market trends.
Main Methods:
- Literature review of FBG-based AE monitoring systems.
- Analysis of different FBG AE interrogation techniques.
- Examination of commercial FBG AE sensing systems and their applications.
Main Results:
- FBG-based AE monitoring is an emerging technology for SHM.
- Various interrogation systems and methods are available for FBG AE detection.
- Commercial systems and diverse SHM applications are discussed.
Conclusions:
- FBG-based AE monitoring presents significant potential for advanced SHM.
- The technology is evolving with diverse interrogation methods and applications.
- Market potential and recent trends indicate growing adoption in SHM.
