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Fault Detection and Localization Using Electromagnetic Sensors

A special issue of Sensors (ISSN 1424-8220). This special issue belongs to the section "Sensor Networks".

Deadline for manuscript submissions: closed (15 March 2021) | Viewed by 8229

Special Issue Editors


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Guest Editor
Electronics and Computer Science, University of Southampton, Southampton, UK
Interests: computational electromagnetics; applied electromagnetism; electrical machines; sensors and actuators; applied superconductivity; power systems; design and optimization

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Guest Editor
Director, Retorq Motors Ltd, London N1 7GU, UK
Interests: electromagnetic modelling; failure modes and reliability; switched reluctance machines; electric vehicles; sustainable transportation

Special Issue Information

Dear Colleagues,

  • A Special Issue (SI) under the title “Fault Detection and Localization using Electromagnetic Sensors” is proposed to address the ever present and increasing societal needs for accurate detection, localization and characterization of faults within engineered components, processes and systems. This is to avoid the loss of monetary value, ensure safety and reduce wastage as well as to facilitate precise monitoring, diagnosis, and therapy of biological processes associated with human health and wellbeing in order to avoid onset and enable prevention and early treatment of illnesses.
  • The aim of this SI is to attract original research and review article submissions addressing applications relevant fault detection and localization related to manufacturing process quality control; power generation, distribution and conversion systems; materials characterization, testing and processing; structural integrity condition monitoring; medical and biomedical applications including physiological and pathological condition sensing and therapeutic purposes; electromechanical machinery health monitoring and diagnostics by utilizing the broadest range of electromagnetic (EM) sensor technologies, i.e. not limited to inductive or proximity sensors alone.
  • Paper submissions reporting state-of-the-art and innovative detection and localization methods and techniques, including electromagnetic signature quantification and visualization, used in conjunction with existing EM sensing technologies are welcome, while new EM sensor architectures – for example based on printed or three-dimensional structures – will also be considered.
  • The submitted articles will demonstrate in detail the specific fault cases investigated at a system level, the mechanisms triggering such faults, the direct consequences of the faults on the component or system performance, and will describe in detail how the EM sensors are used to detect and localize these faults and the levels of detection accuracy.
  • Paper submissions may report on the detection and localization technique improvements using existing electromagnetic sensor technologies and systems or propose new EM sensor structures. The manuscripts will demonstrate and discuss how the detected and localized faults within the systems are mitigated and their impact is minimized or eliminated after successful fault detection and localization.
  • The proposed topic “Fault Detection and Localization using Electromagnetic Sensors” aligns with the scope of "Sensors" in a number of ways. The electromagnetic interactions with engineered or natural objects can be exploited for sensing purposes whereby the resulting electromagnetic signature of the interaction is used to detect the presence or absence of the difference or change in the state of the considered reference state of the studied object. Such electromagnetic interaction signatures can be, in turn, sensed and measured using electromagnetic specially constructed devices. The measurement of the change of the state relies on the inherent response of the measuring electromagnetic device signal output, which can be detected and interpreted directly or with the aid of additional hardware. In this respect the detecting process of the change of state of the object is achieved using an electromagnetic sensor and the process of signal interpretation. All such processes are directly related to the technology of sensors and technological process of sensing and measurement.

Prof. Jan Sykulski
Dr. Aleksas Stuikys
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Sensors is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • Fault signature electromagnetic analysis
  • Integrated electromagnetic sensing and monitoring
  • Comprehensive fault and defect characterization
  • Fault and defect characterization accuracy
  • Medical and biomedical electromagnetic sensing
  • Non-destructive evaluation (NDE)
  • Multi-frequency techniques
  • Fault detection data fusion techniques
  • Electromagnetic sensor arrays and systems
  • Printed, flexible and 3D electromagnetic sensors
  • Fault detection using remote electromagnetic sensing

Published Papers (2 papers)

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Research

16 pages, 2998 KiB  
Article
Fault Prediction and Early-Detection in Large PV Power Plants Based on Self-Organizing Maps
by Alessandro Betti, Mauro Tucci, Emanuele Crisostomi, Antonio Piazzi, Sami Barmada and Dimitri Thomopulos
Sensors 2021, 21(5), 1687; https://doi.org/10.3390/s21051687 - 1 Mar 2021
Cited by 16 | Viewed by 3566
Abstract
In this paper, a novel and flexible solution for fault prediction based on data collected from Supervisory Control and Data Acquisition (SCADA) system is presented. Generic fault/status prediction is offered by means of a data driven approach based on a self-organizing map (SOM) [...] Read more.
In this paper, a novel and flexible solution for fault prediction based on data collected from Supervisory Control and Data Acquisition (SCADA) system is presented. Generic fault/status prediction is offered by means of a data driven approach based on a self-organizing map (SOM) and the definition of an original Key Performance Indicator (KPI). The model has been assessed on a park of three photovoltaic (PV) plants with installed capacity up to 10 MW, and on more than sixty inverter modules of three different technology brands. The results indicate that the proposed method is effective in predicting incipient generic faults in average up to 7 days in advance with true positives rate up to 95%. The model is easily deployable for on-line monitoring of anomalies on new PV plants and technologies, requiring only the availability of historical SCADA data, fault taxonomy and inverter electrical datasheet. Full article
(This article belongs to the Special Issue Fault Detection and Localization Using Electromagnetic Sensors)
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14 pages, 4179 KiB  
Article
Real-Time Leak Detection for a Gas Pipeline Using a k-NN Classifier and Hybrid AE Features
by Thang Bui Quy and Jong-Myon Kim
Sensors 2021, 21(2), 367; https://doi.org/10.3390/s21020367 - 7 Jan 2021
Cited by 25 | Viewed by 3980
Abstract
This paper introduces a technique using a k-nearest neighbor (k-NN) classifier and hybrid features extracted from acoustic emission (AE) signals for detecting leakages in a gas pipeline. The whole algorithm is embedded in a microcontroller unit (MCU) to detect leaks [...] Read more.
This paper introduces a technique using a k-nearest neighbor (k-NN) classifier and hybrid features extracted from acoustic emission (AE) signals for detecting leakages in a gas pipeline. The whole algorithm is embedded in a microcontroller unit (MCU) to detect leaks in real-time. The embedded system receives signals continuously from a sensor mounted on the surface of a gas pipeline to diagnose any leak. To construct the system, AE signals are first recorded from a gas pipeline testbed under various conditions and used to synthesize the leak detection algorithm via offline signal analysis. The current work explores different features of normal/leaking states from corresponding datasets and eliminates redundant and outlier features to improve the performance and guarantee the real-time characteristic of the leak detection program. To obtain the robustness of leak detection, the paper normalizes features and adapts the trained k-NN classifier to the specific environment where the system is installed. Aside from using a classifier for categorizing normal/leaking states of a pipeline, the system monitors accumulative leaking event occurrence rate (ALEOR) in conjunction with a defined threshold to conclude the state of the pipeline. The entire proposed system is implemented on the 32F746G-DISCOVERY board, and to verify this system, numerous real AE signals stored in a hard drive are transferred to the board. The experimental results show that the proposed system executes the leak detection algorithm in a period shorter than the total input data time, thus guaranteeing the real-time characteristic. Furthermore, the system always yields high average classification accuracy (ACA) despite adding a white noise to input signal, and false alarms do not occur with a reasonable ALEOR threshold. Full article
(This article belongs to the Special Issue Fault Detection and Localization Using Electromagnetic Sensors)
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