Exploració per autor "García Espinosa, Antonio"
Ara es mostren els items 11-30 de 54
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Bearing fault detection by a novel condition-monitoring scheme based on statistical-time features and neural networks
Delgado Prieto, Miquel; Cirrincione, Giansalvo; García Espinosa, Antonio; Ortega Redondo, Juan Antonio; Henao, Humberto (Institute of Electrical and Electronics Engineers (IEEE), 2013-08)
Article
Accés restringit per política de l'editorialBearing degradation is the most common source of faults in electrical machines. In this context, this work presents a novel monitoring scheme applied to diagnose bearing faults. Apart from detecting local defects, i.e., ... -
Closed-loop controller for eliminating the contact bounce in DC core contactors
García Espinosa, Antonio; Riba Ruiz, Jordi-Roger; Cusidó Roura, Jordi; Ortega Redondo, Juan Antonio; Romeral Martínez, José Luis (2010-09)
Article
Accés obertThe undesirable phenomenon of the contact bounce causes severe erosion of the contacts and, as a consequence, their electrical life and reliability are greatly reduced. On the other hand, the bounce of the armature can ... -
Computationally efficient design and optimization approach of PMa-SynRM in frequent operating torque-speed range
López Torres, Carlos; García Espinosa, Antonio; Riba Ruiz, Jordi-Roger; Lux, Gerhard; Romeral Martínez, José Luis (2018-04-30)
Article
Accés restringit per política de l'editorialThis paper proposes a design process of permanent magnet assisted synchronous reluctance motors (PMa-SynRM) intended for vehicular propulsion. This approach takes into account range optimization and a multiphysics evaluation ... -
Constrained-size torque maximization in SynRM machines by means of genetic algorithms
López Torres, Carlos; Sala Cardoso, Enric; García Espinosa, Antonio; Romeral Martínez, José Luis (2015)
Text en actes de congrés
Accés restringit per política de l'editorialSynchronous Reluctance Motors have always been an alternative to more mainstream machines such as the Permanent Magnet Synchronous Motor, but until recently they have not found their right place in industrial applications. ... -
Curso práctico de microprocesadores con metodología semipresencial
Ortega Redondo, Juan Antonio; Romeral Martínez, José Luis; Thomaschewski, J; García Espinosa, Antonio; Cusidó Roura, Jordi; Mon González, Juan (Universitat Politècnica de Catalunya, 2004)
Text en actes de congrés
Accés obertEl objetivo final de esta experiencia es mejorar la docencia impartida por el Departamento de Ingeniería Electrónica en el Campus de Terrassa de la UPC en el área de microprocesadores. La mejora tiene dos ejes fundamentales, ... -
Custom integer optimization method for wire bundle dimensioning
Rius Rueda, Armand; García Espinosa, Antonio; Díaz Millán, Manuel Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés obertAutomotive wiring harnesses have gained weight and complexity through the last decades due to the increasing number of electrical components, which has raised the interest on its weight optimization. For this purpose, ... -
Customized PMSM design and optimization methodology for water pumping applications
Candelo Zuluaga, Carlos Andres; Riba Ruiz, Jordi-Roger; García Espinosa, Antonio; Tubert Blanch, Pere (2021-06-11)
Article
Accés obertThe need to reduce water pumps size to achieve compact designs adapted to multiple working points opens new fields of study. PMSMs are the preferred choice due to outstanding torque-speed range capabilities. This paper ... -
DC-DC buck converter parameter identification based on a white-box approach
Balakrishnan, Hariharan; Moreno Eguilaz, Juan Manuel; Riba Ruiz, Jordi-Roger; Bogarra Rodríguez, Santiago; García Espinosa, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Comunicació de congrés
Accés obertThis paper proposes to use a white-box approach to identify the parameters of an electronic DC-DC buck converter. It discretizes the differential equations governing the dynamic of such system, which are used to identify ... -
Demagnetization diagnosis in permanent magnet synchronous motors under non-stationary speed conditions
Riba Ruiz, Jordi-Roger; García Espinosa, Antonio; Romeral Martínez, José Luis; Cusidó Roura, Jordi (2010-10)
Article
Accés restringit per política de l'editorialPermanent magnet synchronous motors (PMSMs) are applied in high performance positioning and variable speed applications because of their enhanced features with respect to other AC motor types. Fault detection and diagnosis ... -
Desenvolupament de recursos per a la creació i gestio de material docent orientat a l’aprenentatge actiu que faciliti l’adaptació d’assignatures tècniques a l’EEES i la seva aplicació a l’ensenyament de circuits elèctrics
Bogarra Rodríguez, Santiago; Font Piera, Antonio; Alabern Morera, Francesc Xavier; Rodríguez Cortés, Pedro; Grau Gotés, Maria Àngela; Pallarés Viña, Miguel Juan; Rocabert Delgado, Joan; Rolán Blanco, Alejandro; García Espinosa, Antonio (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-06-04)
Comunicació de congrés
Accés obertL'autoaprenentatge i l’autoavaluació d’assignatures tècniques requereixen eines de càlcul que no estan disponibles dintre del campus virtual ATENEA, per aquest motiu s’ha incorporat al campus virtual de la UPC el software ... -
Desenvolupament de recursos per a la creació i gestió de material docent orientat a l’aprenentatge actiu que faciliti l’adaptació d’assignatures tècniques a l'EEES i la seva aplicació a l’ensenyament de circuits elèctrics
Bogarra Rodríguez, Santiago; Font Piera, Antonio; Alabern Morera, Francesc Xavier; Rodríguez Cortés, Pedro; Grau Gotés, Maria Àngela; Pallarés Viña, Miguel Juan; Rocabert Delgado, Joan; Rolán Blanco, Alejandro; García Espinosa, Antonio; Marsó Riera, Arnau; Jaime Salillas, Francisco; Tarrés Soler, Mireia (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-02-11)
Comunicació de congrés / Text en actes de congrés
Accés obertL'autoaprenentatge i l’autoavaluació d’assignatures tècniques requereixen eines de càlcul que no estan disponibles dintre del campus virtual ATENEA, per aquest motiu s’ha incorporat al campus virtual de la UPC el software ... -
Design and optimization for vehicle driving cycle of rare-earth-free SynRM based on coupled lumped thermal and magnetic networks
López Torres, Carlos; García Espinosa, Antonio; Riba Ruiz, Jordi-Roger; Romeral Martínez, José Luis (2018-01-01)
Article
Accés restringit per política de l'editorialThis work presents a range optimization of a SynRM (synchronous reluctance motor) and a PMaSynRM (permanent-magnet-assisted synchronous reluctance motor) according to a standard driving cycle, and the solutions obtained ... -
Detailed off-line parameter identification of synchronous generator based on frequency response tests
Bogarra Rodríguez, Santiago; García Espinosa, Antonio; Moreno Eguilaz, Juan Manuel; Riba Ruiz, Jordi-Roger (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Comunicació de congrés
Accés obertThis work presents a general methodology, based on standstill frequency response tests. Once the circuit topology is chosen, it allows a systematic calculation of the circuit parameters for a salient pole synchronous ... -
Detection of eccentricity faults in five-phase ferrite-PM assisted synchronous reluctance machines
López Torres, Carlos; Riba Ruiz, Jordi-Roger; García Espinosa, Antonio; Romeral Martínez, José Luis (Multidisciplinary Digital Publishing Institute, 2017-05-31)
Article
Accés obertAir gap eccentricity faults in five-phase ferrite-assisted synchronous reluctance motors (fPMa-SynRMs) tend to distort the magnetic flux in the air gap, which in turn affects the spectral content of both the stator currents ... -
Detection of inter-turn faults in multi-phase ferrite-PM assisted synchronous reluctance machine
Candelo Zuluaga, Carlos Andres; Riba Ruiz, Jordi-Roger; López Torres, Carlos; García Espinosa, Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2019-07-17)
Article
Accés obertInter-turn winding faults in five-phase ferrite-permanent magnet-assisted synchronous reluctance motors (fPMa-SynRMs) can lead to catastrophic consequences if not detected in a timely manner, since they can quickly progress ... -
Detection of partial demagnetization faults in five-phase permanent magnet assisted synchronous reluctance machines
Candelo Zuluaga, Carlos Andres; Riba Ruiz, Jordi-Roger; Thangamuthu, Dinesh V; García Espinosa, Antonio (2020-07-03)
Article
Accés obertThis paper analyzes partial demagnetization faults in a five-phase permanent magnet assisted synchronous reluctance motor (fPMa-SynRM) incorporating ferrite permanent magnets (PMs). These faults are relevant because of the ... -
Development of a behavior maps tool to evaluate drive operational boundaries and optimization assessment of PMa-SynRMs
López Torres, Carlos; Colls Castro, Carles; García Espinosa, Antonio; Riba Ruiz, Jordi-Roger; Romeral Martínez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2018-04-05)
Article
Accés obertThe trend in traction motor design and optimization is to achieve high torque and power densities, wider speed range and high efficiency within the area defining the most frequent operating points. A fast tool to evaluate ... -
Dynamic evaluation of fringing flux in linear electromechanical devices
García Espinosa, Antonio; Riba Ruiz, Jordi-Roger; Cusidó Roura, Jordi; Romeral Martínez, José Luis; Ortega Redondo, Juan Antonio (2010-03-12)
Article
Accés restringit per política de l'editorialAccurate dynamic models of electromechanical devices are essential in order to develop effective motion control strategies of such devices. The effects of fringing flux can not be ignored when dealing with electromagn ... -
Evaluation of feature calculation methods for electromechanical system diagnosis
Delgado Prieto, Miquel; García Espinosa, Antonio; Ortega Redondo, Juan Antonio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
Text en actes de congrés
Accés restringit per política de l'editorialThe use of intelligent machine health monitoring schemes is increasing in critical applications as traction tasks in the transport sector. The high diagnosis capability and reliability required in these systems are being ... -
Evaluation of machine learning techniques for electro-mechanical system diagnosis
Delgado Prieto, Miquel; García Espinosa, Antonio; Urresty Betancourt, Julio César; Riba Ruiz, Jordi-Roger; Ortega Redondo, Juan Antonio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
Text en actes de congrés
Accés obertThe application of intelligent algorithms, in electro-mechanical diagnosis systems, is increasing in order to reach high Reliability and performance ratios in critical and complex scenarios. In this context, different ...