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Methodology to Study Demagnetization Risk in Permanent Magnet Machines by Finite Element Method
(IEEE, 2017)
Nowadays the majority of applications are demanding more and more compact, cost effective and robust solutions for their electric drives. In this context permanent magnet synchronous machines are considered as a good ...
Thermal test procedure and analytical model calibration method for electrical machines
(IEEE, 2013)
In this paper a thermal test procedure and a calibration method for lumped parameter models are presented. Analytical models provide fast thermal simulations in comparison with finite element methods (FEM) and computed ...
Study of Partial Discharge Inception Voltage in Inverter Fed Electric Motor Insulation Systems
(MDPI, 2023)
This article performs a thorough evaluation of different environmental and electrical waveform characteristics affecting PDIV on electric motor winding insulation. Temperature received special attention, as it clearly ...
High-Frequency Modelling of Windings
(IEEE, 2022)
Electrical drives consume a great amount of the world’s energy, and this will keep increasing due to the electromobility trend. Hence, the efficiency of electrical drives must be improved to reach sustainability. Silicon ...
Analysis of non-uniform circumferential segmentation of magnets to reduce eddy-current losses in SPMSM machines
(IEEE, 2012)
Eddy current losses generated in the rotor of the permanent magnet machines may lead to an excessive magnet heating. This can cause full demagnetization of the magnets so it is very important to analyze the losses on them ...
Thrust Ripple Reduction in Linear Switched-Flux Machines via Additional Pole Optimisation
(IEEE, 2022)
Linear switched-flux machines are a kind of permanent magnet machine with a passive ferromagnetic secondary. Therefore, they can achieve both a good performance and a low cost in long stroke applications. However, due to ...
Magnet eddy current loss calculation method for segmentation analysis on permanent magnet machines
(IEEE, 2011)
Eddy current losses generated in the rotor of permanent magnet machines may lead to an excessive magnet heating. This can cause the magnets to get fully demagnetized so it is very important to analyze the losses on them. ...
High-Frequency Modelling of Electrical Machines for EMC Analysis
(MDPI, 2024)
The trend towards electrification in mobility has led to the increased use of silicon carbide (SiC) semiconductors. These semiconductors are more efficient but also present challenges related to electromagnetic interference ...
GaN Based Multiphasic Drive for Electric Vehicles
(VDE Verlag, 2023)
This paper presents the design of a six-phase two-level Voltage Source Inverter (VSI) using Gallium Nitride (GaN) semiconductors. The proposed topology consists of three full-bridge branches, where the GaN semiconductors ...