Applications of fibre Bragg grating sensors for monitoring geotechnical structures: A comprehensive review

Moirangthem Johnson Singh, Sourabh Choudhary, Wen Bo Chen, Pei Chen Wu, Manish Kumar Goyal, Abhishek Rajput, Lalit Borana

Research output: Journal article publicationReview articleAcademic researchpeer-review

32 Citations (Scopus)

Abstract

Geotechnical monitoring and instrumentation play a key role to assess the safety and performance of the geotechnical structures. Conventionally used electrical instruments possess several inherent limitations while monitoring geotechnical health. In recent years, much attention has been paid towards optical fibre sensing technology for geotechnical health monitoring. This paper highlighted different types of optical fibre with a special focus on the calibration methodology and advantages of Fibre Bragg Grating (FBG) sensors over other conventionally used sensors. A comprehensive review of recent research and development activities in geotechnical health monitoring using FBG-based sensors including ground, slope, pile and pullout, moisture, mining activities and design and development of FBG-based sensing instruments is analyzed and discussed. Furthermore, the paper highlights emerging trends in FBG sensing technology for geotechnical health monitoring, including the integration of machine learning algorithms and the development of novel sensor designs.

Original languageEnglish
Article number113171
JournalMeasurement: Journal of the International Measurement Confederation
Volume218
DOIs
Publication statusPublished - 15 Aug 2023

Keywords

  • FBG
  • Geotechnical health monitoring
  • Machine Learning
  • Novel Sensor Design
  • Optical fibre
  • Sensors

ASJC Scopus subject areas

  • Instrumentation
  • Electrical and Electronic Engineering

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