Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data

Abstract Permanent magnet synchronous motors (PMSM) have become one of the most substantial components of modern industrial drives. These motors, like all the others, can unfortunately undergo various failures, causing production line downtime and resulting losses. Accordingly, it is necessary to de...

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Main Authors: Maciej Skowron, Teresa Orlowska‐Kowalska, Czeslaw T. Kowalski
Format: Article
Language:English
Published: Wiley 2021-07-01
Series:IET Electric Power Applications
Online Access:https://doi.org/10.1049/elp2.12066
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author Maciej Skowron
Teresa Orlowska‐Kowalska
Czeslaw T. Kowalski
author_facet Maciej Skowron
Teresa Orlowska‐Kowalska
Czeslaw T. Kowalski
author_sort Maciej Skowron
collection DOAJ
description Abstract Permanent magnet synchronous motors (PMSM) have become one of the most substantial components of modern industrial drives. These motors, like all the others, can unfortunately undergo various failures, causing production line downtime and resulting losses. Accordingly, it is necessary to develop fault diagnostic techniques which detect the damages at the earliest possible stage. This study presents a method of detecting incipient faults of the PMSM stator windings using direct signal analysis and a convolutional neural network (CNN). During the tests, the structures of CNN were optimised to constitute a balance between the high efficiency of fault detection and a small number of network parameters. The effectiveness of the CNNs with inputs constituted by different electrical signals measured in the drive system is compared. Three raw data signals are tested as CNN inputs, namely: stator phase currents, phase‐to‐phase voltages and axial flux, without data preprocessing. The article aims to show the possibility of detecting the incipient interturn short circuits in the PMSM stator winding based on the information obtained directly from the measured signals as well as to present the influence of the drive operating conditions and the type of measurement signals used on the structure and performance of the developed CNNs.
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spelling doaj.art-4350520c8c804354902d5c38dc4ea56b2022-12-22T04:19:07ZengWileyIET Electric Power Applications1751-86601751-86792021-07-0115793294610.1049/elp2.12066Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal dataMaciej Skowron0Teresa Orlowska‐Kowalska1Czeslaw T. Kowalski2Department of Electrical Machines Drives and Measurements Wroclaw University of Science and Technology Wroclaw PolandDepartment of Electrical Machines Drives and Measurements Wroclaw University of Science and Technology Wroclaw PolandDepartment of Electrical Machines Drives and Measurements Wroclaw University of Science and Technology Wroclaw PolandAbstract Permanent magnet synchronous motors (PMSM) have become one of the most substantial components of modern industrial drives. These motors, like all the others, can unfortunately undergo various failures, causing production line downtime and resulting losses. Accordingly, it is necessary to develop fault diagnostic techniques which detect the damages at the earliest possible stage. This study presents a method of detecting incipient faults of the PMSM stator windings using direct signal analysis and a convolutional neural network (CNN). During the tests, the structures of CNN were optimised to constitute a balance between the high efficiency of fault detection and a small number of network parameters. The effectiveness of the CNNs with inputs constituted by different electrical signals measured in the drive system is compared. Three raw data signals are tested as CNN inputs, namely: stator phase currents, phase‐to‐phase voltages and axial flux, without data preprocessing. The article aims to show the possibility of detecting the incipient interturn short circuits in the PMSM stator winding based on the information obtained directly from the measured signals as well as to present the influence of the drive operating conditions and the type of measurement signals used on the structure and performance of the developed CNNs.https://doi.org/10.1049/elp2.12066
spellingShingle Maciej Skowron
Teresa Orlowska‐Kowalska
Czeslaw T. Kowalski
Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
IET Electric Power Applications
title Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
title_full Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
title_fullStr Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
title_full_unstemmed Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
title_short Application of simplified convolutional neural networks for initial stator winding fault detection of the PMSM drive using different raw signal data
title_sort application of simplified convolutional neural networks for initial stator winding fault detection of the pmsm drive using different raw signal data
url https://doi.org/10.1049/elp2.12066
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AT teresaorlowskakowalska applicationofsimplifiedconvolutionalneuralnetworksforinitialstatorwindingfaultdetectionofthepmsmdriveusingdifferentrawsignaldata
AT czeslawtkowalski applicationofsimplifiedconvolutionalneuralnetworksforinitialstatorwindingfaultdetectionofthepmsmdriveusingdifferentrawsignaldata