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Structural Health Monitoring Based on Sensing Technologies in Bridge Structures

A special issue of Sensors (ISSN 1424-8220). This special issue belongs to the section "Fault Diagnosis & Sensors".

Deadline for manuscript submissions: closed (10 May 2023) | Viewed by 5046

Special Issue Editors

National Key Laboratory of Science and Technology on Helicopter Transmission, College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
Interests: structural health monitoring; prognosis and health management; smart materials and structures

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Guest Editor
Engineering and Transportation, South China Univ. of Technology, Guangzhou 510640, China
Interests: structural health monitoring; bridge structures; concrete structures

Special Issue Information

Dear Colleagues,

As a typical transportation infrastructure, the bridge is widely used, and it is subjected to severe working conditions, including storms, snow, solarization, etc. These poor environmental issues will downgrade the construction materials (e.g., steel and concrete) of bridge structures. On the other hand, the aging or deterioration process of a bridge structure will be expedited by several physical factors, such as over-traffic and impact loading. Therefore, it is necessary to employ effective structural health monitoring approaches (particularly sensing technologies) to detect or provide a real-time assessment of health status of the bridge structure. 

This Special Issue will focus on the health monitoring of bridge structures, and the topics of interest for this Special Issue include, but are not limited to, the following:

  • SHM of bridge structures via vibration signals
  • SHM of bridge structures via strain signals (strain gauges or fiber optics sensors)
  • SHM of bridge structures via ultrasonic signals (e.g., guided waves)
  • SHM of bridge structures via acoustic emission signals
  • Implementation of sensors (network, wireless, etc.) for the SHM of bridge structures
  • Advanced signal processing strategies regarding the above different types of signals

The submission of both review papers and original research articles is highly welcomed. We hope that this collection of high-quality works in the structural health monitoring of bridge structures will serve as an inspiration for future research in the field.

Dr. Furui Wang
Prof. Dr. Shuang Hou
Guest Editors

Manuscript Submission Information

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Keywords

  • structural health monitoring
  • sensing technologies
  • bridge structures

Published Papers (1 paper)

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Review

29 pages, 1495 KiB  
Review
Algorithms and Techniques for the Structural Health Monitoring of Bridges: Systematic Literature Review
by Omar S. Sonbul and Muhammad Rashid
Sensors 2023, 23(9), 4230; https://doi.org/10.3390/s23094230 - 24 Apr 2023
Cited by 10 | Viewed by 4649
Abstract
Structural health monitoring (SHM) systems are used to analyze the health of infrastructures such as bridges, using data from various types of sensors. While SHM systems consist of various stages, feature extraction and pattern recognition steps are the most important. Consequently, signal processing [...] Read more.
Structural health monitoring (SHM) systems are used to analyze the health of infrastructures such as bridges, using data from various types of sensors. While SHM systems consist of various stages, feature extraction and pattern recognition steps are the most important. Consequently, signal processing techniques in the feature extraction stage and machine learning algorithms in the pattern recognition stage play an effective role in analyzing the health of bridges. In other words, there exists a plethora of signal processing techniques and machine learning algorithms, and the selection of the appropriate technique/algorithm is guided by the limitations of each technique/algorithm. The selection also depends on the requirements of SHM in terms of damage identification level and operating conditions. This has provided the motivation to conduct a Systematic literature review (SLR) of feature extraction techniques and pattern recognition algorithms for the structural health monitoring of bridges. The existing literature reviews describe the current trends in the field with different focus aspects. However, a systematic literature review that presents an in-depth comparative study of different applications of machine learning algorithms in the field of SHM of bridges does not exist. Furthermore, there is a lack of analytical studies that investigate the SHM systems in terms of several design considerations including feature extraction techniques, analytical approaches (classification/ regression), operational functionality levels (diagnosis/prognosis) and system implementation techniques (data-driven/model-based). Consequently, this paper identifies 45 recent research practices (during 2016–2023), pertaining to feature extraction techniques and pattern recognition algorithms in SHM for bridges through an SLR process. First, the identified research studies are classified into three different categories: supervised learning algorithms, neural networks and a combination of both. Subsequently, an in-depth analysis of various machine learning algorithms is performed in each category. Moreover, the analysis of selected research studies (total = 45) in terms of feature extraction techniques is made, and 25 different techniques are identified. Furthermore, this article also explores other design considerations like analytical approaches in the pattern recognition process, operational functionality and system implementation. It is expected that the outcomes of this research may facilitate the researchers and practitioners of the domain during the selection of appropriate feature extraction techniques, machine learning algorithms and other design considerations according to the SHM system requirements. Full article
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