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21-tik 1-10 emaitza erakusten

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Field Weakening Characteristics Computed with FEM-Coupled Algorithms for Brushless AC Motors 

Rivera, Christian A.; Almandoz, Gaizka; Ugalde, Gaizka; Poza, Javier (MDPI AG, 2018)
Finite Element Method (FEM) analysis tools are the most adopted in the design of brushless alternating current motors due to the advantage of considering multi-physics effects with dependencies of variables such as ...
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A Requirement Engineering Framework for Electric Motors Development 

Rivera, Christian A.; Poza, Javier; Ugalde, Gaizka; Almandoz, Gaizka (MDPI AG, 2018)
The applications using electric motors have increased in the last decade. Some of these applications encounter the need for tailor-made motors that must meet demanding requirements. Therefore, the specification stage of ...
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Linear Machines for Long Stroke Applications: a review 

Eguren-Alustiza, Imanol; Almandoz, Gaizka; Egea, Aritz; Ugalde, Gaizka (IEEE, 2020)
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 ...
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A Hybrid Sensor Fault Diagnosis for Maintenance in Railway Traction Drives 

Garramiola, Fernando; Poza, Javier; Madina, Patxi; del-Olmo, Jon; Ugalde, Gaizka (MDPI AG, 2020)
Due to the importance of sensors in railway traction drives availability, sensor fault diagnosis has become a key point in order tomove frompreventivemaintenance to condition-basedmaintenance. Most research works are limited ...
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Effects of manufacturing tolerances of permanent magnets in fractional slot permanent magnet synchronous machines 

Zárate Barriga, Sergio; Almandoz, Gaizka; Ugalde, Gaizka; Poza, Javier (IET, 2019)
The fractional slot permanent magnet synchronous machines are well-known for their low torque ripple. However, in mass-production machines, not all the permanent magnets are identical due to the manufacturing tolerances ...
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Novel High Accuracy Resolver Topology for Space Applications 

Santiso-Zelaia, Jon; Ugalde, Gaizka; Garramiola, Fernando; Iturbe, Ion; Sarasola, Izaskun (MDPI, 2021)
In recent years, the space industry has experienced a significant change mainly due to the incursion of private companies, which has shaken up the sector. This new situation allows for a reduction regarding the reliability ...
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Less Rare-Earth Electromagnetic Design for a High-Performance Permanent Magnet Motor 

Rivera, Christian A.; Ugalde, Gaizka; Poza, Javier; Garramiola, Fernando; Badiola, Xabier (MDPI, 2022)
This paper presents an electromagnetic design alternative using the so-called banana-shaped magnets, achieving magnet weight reduction of 21.82% for the same performance as the baseline motor in the case study. Typically, ...
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Analytical model to calculate radial forces in permanent-magnet synchronous machines 

Gómez Serna, Iratxo; Almandoz, Gaizka; Poza, Javier; Ugalde, Gaizka (IEEE, 2014)
In permanent-magnet synchronous machines (PMSMs) electromagnetic forces are identified as the principal source of vibrations and noises. In this article, first of all the sources of magnetic forces in PMSMs are analyzed. ...
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Radial fan simulations by computational fluid dynamics and experimental validation 

San Andrés Sanz, Unai; Almandoz, Gaizka; Poza, Javier; Ugalde, Gaizka (IEEE, 2014)
Fans are commonly used to refrigerate electrical machines when air forced cooling is required. They are rather simple solutions that can considerably improve the thermal performance of electrical machines, so the fan ...
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Methodology to Study Demagnetization Risk in Permanent Magnet Machines by Finite Element Method 

Gómez Serna, Iratxo; Almandoz, Gaizka; Ugalde, Gaizka; Poza, Javier (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 ...
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EgileaUgalde, Gaizka (20)Almandoz, Gaizka (15)Poza, Javier (12)Egea, Aritz (6)Garramiola, Fernando (4)Rivera, Christian A. (4)Gómez Serna, Iratxo (3)Madina, Patxi (3)Badiola, Xabier (2)del-Olmo, Jon (2)... View MoreMateriaFinite element analysis (4)Coils (3)Magnetic flux (3)ODS 11 Ciudades y comunidades sostenibles (3)ODS 13 Acción por el clima (3)ODS 7 Energía asequible y no contaminante (3)ODS 9 Industria, innovación e infraestructura (3)Stators (3)Air gaps (2)Analytical models (2)... View MoreDate Issued2020 - 2024 (10)2011 - 2019 (11)Has File(s)Yes (21)

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