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 …

Study of the total demagnetization fault of an AFPM wind generator

AC Barmpatza, JC Kappatou - IEEE Transactions on Energy …, 2020 - ieeexplore.ieee.org
This article investigates the total demagnetization fault in Axial Flux Permanent Magnet
(AFPM) synchronous generator, suitable for wind power applications, using the three …

Detection of demagnetization faults in axial flux permanent-magnet synchronous wind generators

A Lamprokostopoulos, E Mitronikas, A Barmpatza - Energies, 2022 - mdpi.com
A new method for detecting demagnetization faults in axial flux permanent magnet
synchronous wind generators is presented in this study. Demagnetization faults occur in the …

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 …

Study of the Demagnetization Fault in an AFPM Machine in Relation with the Magnet Location

AC Barmpatza, JC Kappatou - 2018 XIII International …, 2018 - ieeexplore.ieee.org
This paper studies the totally demagnetization fault in an Axial Flux Permanent Magnet
Synchronous Generator using 3D FEM. In the examined cases two magnets are …

Investigation of the combined eccentricity and demagnetization fault in an AFPMSG

AC Barmpatza, JC Kappatou - 2020 International Conference …, 2020 - ieeexplore.ieee.org
This paper investigates the partial demagnetization fault and the combined partial
demagnetization and eccentricity fault in an Axial Flux Permanent Magnet Synchronous …

Demagnetization faults detection in an axial flux permanent magnet synchronous generator

AC Barmpatza, JC Kappatou - 2017 IEEE 11th International …, 2017 - ieeexplore.ieee.org
In this paper the demagnetization faults that occur in a axial flux permanent magnet (AFPM)
synchronous machine using 3D finite element method (FEM) are studied. Two different …

Demagnetization analysis and magnet design of permanent magnet synchronous motor for electric power steering applications

W Huang, J Wang, J Zhao, L Zhou… - 2020 IEEE 1st China …, 2020 - ieeexplore.ieee.org
The demagnetization analysis method of permanent magnet synchronous motor (PMSM)
used in electric power steering (EPS) system is studied, and the size of permanent magnet …

Demagnetization analysis of line-start permanent magnet synchronous motor with composite rotor under abnormal conditions

H Chen, X Wang, K Wang - … and Expo, Asia-Pacific (ITEC Asia …, 2017 - ieeexplore.ieee.org
Line-start permanent magnet synchronous motor with composite rotor is a new type of
permanent magnet synchronous motor, which uses eddy currents induced in solid rotor and …

The Stator Current Spectrum as Fault Identification Mean for Combined Faults in an AFPM Synchronous Generator

AC Barmpatza, C Condaxakis… - 2023 IEEE 14th …, 2023 - ieeexplore.ieee.org
The article investigates the stator current spectrum of the machine, as fault identification
mean in the cases of partial demagnetization, and partial demagnetization combined with …