Faults and diagnosis methods of permanent magnet synchronous motors: A review

Y Chen, S Liang, W Li, H Liang, C Wang - Applied Sciences, 2019‏ - mdpi.com
Permanent magnet synchronous motors (PMSM) have been used in a lot of industrial fields.
In this paper, a review of faults and diagnosis methods of PMSM is presented. Firstly, the …

Demagnetisation fault analysis and diagnosis based on different methods in permanent magnet machines‐An overview

J Faiz, MA Bazrafshan… - IET Electric Power …, 2024‏ - Wiley Online Library
The expansion of permanent magnet (PM) machines due to functional advantages such as
power density and low losses (high efficiency) and better controllability in industrial …

Modeling and classification of stator inter-turn fault and demagnetization effects in BLDC motor using rotor back-EMF and radial magnetic flux analysis

A Usman, BS Rajpurohit - IEEE Access, 2020‏ - ieeexplore.ieee.org
This paper shall carry out unique study and investigation on the individual and combined
effect of Stator Inter-turn Fault (SITF) and rotor demagnetization effects in a Surface Mounted …

Comprehensive analysis of demagnetization faults in BLDC motors using novel hybrid electrical equivalent circuit and numerical based approach

A Usman, BS Rajpurohit - IEEE Access, 2019‏ - ieeexplore.ieee.org
Brushless Direct Current (BLDC) motors are the type of Permanent Magnet Synchronous
Motors (PMSMs) with trapezoidal back-EMF. Due to high proliferation of BLDC motors in …

Analysis of electromagnetic characteristics of typical faults in permanent magnet wind generators

G Liu, W Yu, X Wang, Y Teng, Z Chen - Global Energy Interconnection, 2023‏ - Elsevier
Due to the harsh actual operating environment of the permanent magnet wind turbine, it is
easy to break down and difficult to monitor. Therefore, the electromagnetic characteristics …

Stator winding faults investigation in permanent magnet synchronous motor using motor signatures: Part I

A Usman, NT Doiphode… - … conference on electrical …, 2019‏ - ieeexplore.ieee.org
Among various available stator faults in Permanent Magnet Synchronous Motors (PMSMs).,
the Stator Winding Faults (SWFs) are more recurrent. The main cause of SWF is the …

Modeling and analysis of demagnetization faults in BLDC motor using hybrid analytical-numerical approach

A Usman, BM Joshi… - IECON 2019-45th Annual …, 2019‏ - ieeexplore.ieee.org
Brushless Direct Current (BLDC) motors are the type of Permanent Magnet Synchronous
Motors (PMSMs) with trapezoidal back-EMF. These motors are driven using Voltage Source …

[HTML][HTML] Fault Detection of Permanent Magnet Synchronous Machines: An Overview

H Li, ZQ Zhu, Z Azar, R Clark, Z Wu - Energies, 2025‏ - mdpi.com
These days, as the application of permanent magnet synchronous machines (PMSMs) and
drive systems becomes popular, the reliability issue of PMSMs gains more and more …

Performance analysis and fault modelling of high resistance contact in brushless DC motor drive

A Gupta, K Jayaraman… - IECON 2021–47th Annual …, 2021‏ - ieeexplore.ieee.org
High resistance contact (HRC) is a typical stator fault commonly found in motors. This fault is
the result of insulation aging, poor artistry, and damaged surfaces due to corrosion …

Numerical Analysis of Stator Inter-turn Fault and Demagnetization effect on a BLDC Motor using Electromagnetic Signatures

A Usman, BS Rajpurohit - 2020 IEEE International Conference …, 2020‏ - ieeexplore.ieee.org
Among various available faults in Brushless Direct Current (BLDC) motors, Stator Inter-turn
Fault (SITF) in the stator and demagnetization of Permanent Magnets (PMs) in the rotor are …