Aritz Egea
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Adoption of Multiphase and Variable Flux Motors in Automotive Applications Open
This paper investigates the incorporation of multiphase (MP) and variable flux (VF) permanent magnet motors to electric vehicles (EVs). A literature review is carried out first, which covers the characteristics, benefits and challenges of …
High-Frequency Modelling of Electrical Machines for EMC Analysis Open
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 (EMI) due to th…
EMI Simulation of Permanent Magnet Motor Drive Systems Open
With an increasing emphasis on energy efficiency and the widespread adoption of Wide-Band-Gap (WBG) devices, understanding and mitigating EMI is crucial for the reliability and performance of electric drives. This research focuses on high-…
Advanced direct extrusion process with real-time controllable extrusion parameters for microstructure optimization of magnesium alloys Open
The extrusion speed and deformation temperature are important factors affecting the microstructure development during the deformation. Microstructure development plays a crucial role in the performance of the mechanical properties of mater…
Study of Partial Discharge Inception Voltage in Inverter Fed Electric Motor Insulation Systems Open
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 affects PDIV. Additio…
A Comprehensive Analytical Sizing Methodology for Transverse and Radial Flux Machines Open
Transverse flux machines have the potential to offer high torque density in direct-drive vehicle traction applications. Besides, sizing equations are a wide-spread technique for transverse flux machines design, as their computational cost …
Thrust Ripple Reduction in Linear Switched-Flux Machines via Additional Pole Optimisation Open
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 the end effect, th…
Understanding Switched-Flux Machines: A MMF-Permeance Model and Magnetic Equivalent Circuit Approach Open
Due to their particular structure, switched-flux permanent magnet machines have become a very interesting alternative for many applications. This is why some recent studies have been focused in the understanding of the operating mechanism …
Analysis of Permanent Magnet Motors in High Frequency—A Review Open
Electric drives consume a great amount of the world’s energy, and it will keep increasing due to the electromobility trend. Thus, the efficiency of electric drives must be improved to reach the desired sustainability goal. The Silicon Carb…
Development of a Thermal Analysis Tool for Linear Machines Open
The thermal design is one of the most important stages in the design process of electrical machines. Thanks to software packages, like Motor-CAD, rotating machine designers can predict the thermal operation of the machines with high precis…
A Methodology and Experimental Implementation for Industrial Robot Health Assessment via Torque Signature Analysis Open
This manuscript focuses on methodological and technological advances in the field of health assessment and predictive maintenance for industrial robots. We propose a non-intrusive methodology for industrial robot joint health assessment. T…
Multi-Physics Tool for Electrical Machine Sizing Open
Society is turning to electrification to reduce air pollution, increasing electric machine demand. For industrial mass production, a detailed design of one machine is usually done first, then a design of similar machines, but different rat…
Linear Machines for Long Stroke Applications—A Review Open
This document reviews the current state of the art in the linear machine technology. First,the recent advancements in linear induction, switched reluctance and permanent magnet machines arepresented. The ladder slit secondary configuration…
Torque control strategy for an axial flux switched reluctance machine Open
This paper reflects the work done to design a torque control strategy for an axial flux switched reluctance machine. The general electrical model is first presented but as the switched reluctance machine behaves nonlinearly1 a (three-dimen…