Analytical model for cogging torque calculation in surface-mounted permanent magnet motors with rotor eccentricity and magnet defects

W Tong, S Li, X Pan, S Wu… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article proposes a novel analytical model which combines subdomain method and
magnet equivalent circuit (MEC) method to predict the cogging torque of surface-mounted …

Overview of axial-flux machines and modeling methods

R Huang, Z Song, H Zhao, C Liu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
With the increasing requirements and demands for electric machines in various applications,
axial-flux machines (AFMs) attract more and more attention in recent years because of their …

Eccentricity fault diagnosis indices for permanent magnet machines: state‐of‐the‐art

J Faiz, H Nejadi‐Koti - IET Electric Power Applications, 2019 - Wiley Online Library
Eccentricity fault with 10% severity is probably the only existing fault in a brand new healthy
electrical machine that is acceptable as a manufacturing tolerance. This fault can be …

High torque density fractional-slot concentrated-winding axial-flux permanent-magnet machine with modular SMC stator

W Geng, Z Zhang, Q Li - IEEE Transactions on Industry …, 2020 - ieeexplore.ieee.org
In this article, the implementation of a single-stator double-rotor fractional-slot concentrated-
winding (FSCW) axial-flux permanent-magnet machine is presented to verify a simple and …

A cogging torque minimization procedure for interior permanent magnet synchronous motors based on a progressive modification of the rotor lamination geometry

M Caruso, AO Di Tommaso, R Miceli, F Viola - Energies, 2022 - mdpi.com
This article describes a simple cogging torque minimization procedure for interior permanent
magnet synchronous machines (IPMSMs), consisting of a progressive modification of the …

Analytical prediction of the MCSA signatures under dynamic eccentricity in PM machines with concentrated non-overlapping windings

GA Skarmoutsos, KN Gyftakis… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper proposes a novel algorithm which made it feasible to predict the harmonic fault
signatures under dynamic eccentricity in Permanent-Magnet synchronous machines with …

Study of a combined demagnetization and eccentricity fault in an AFPM synchronous generator

AC Barmpatza, JC Kappatou - Energies, 2020 - mdpi.com
This article investigates the combined partial demagnetization and static eccentricity fault in
an Axial Flux Permanent Magnet (AFPM) Synchronous Generator. The machine is simulated …

Modeling and analysis of axial flux permanent magnet machines with coexistence of rotor radial deviation and angular eccentricity

W Tong, S Dai, S Li, J Li, R Tang - IEEE Transactions on Energy …, 2020 - ieeexplore.ieee.org
This paper proposes an analytical model for analyzing the electromagnetic performance of
axial flux permanent magnet machines (AFPMMs) with the coexistence of static rotor radial …

Detection and identification of rotor faults in axial flux permanent magnet synchronous motors due to manufacturing and assembly imperfections

RZ Haddad - IEEE Transactions on Energy Conversion, 2019 - ieeexplore.ieee.org
In this paper, a method is proposed to detect and identify the types of rotor faults in single
stator single rotor axial flux permanent magnet synchronous motors, due to manufacturing …

The Neutral Voltage Difference Signal as a Means of Investigating Eccentricity and Demagnetization Faults in an AFPM Synchronous Generator

AC Barmpatza - Machines, 2023 - mdpi.com
This article investigates the neutral voltage difference signal, VNO signal, for fault diagnosis.
The aforementioned signal is the signal of the voltage between the common star point of the …