Exploració per autor "Romeral Martínez, José Luis"
Ara es mostren els items 10-29 de 201
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A novel broken rotor bar fault detection method using park’s transform and wavelet decomposition
Salehi Arashloo Arashloo, Ramin; Romeral Martínez, José Luis; Salehifar, Mehdi (Institute of Electrical and Electronics Engineers (IEEE), 2013)
Comunicació de congrés
Accés restringit per política de l'editorialDetection of broken rotor bars has been an important but difficult work in fault diagnosis area of induction motors. The characteristic frequency components of faulted rotor are very close to the power frequency component ... -
A novel methodology for determination of soiling on PV panels by means of grey box modelling
Castellà Rodil, Marc; Patarroyo Montenegro, Juan; Kampouropoulos, Konstantinos; Andrade Rengifo, Fabio; Romeral Martínez, José Luis (2019)
Text en actes de congrés
Accés restringit per política de l'editorialThis article presents a novel methodology for the determination of soiling appearance on photovoltaic panels by means of data analysis of their energy production and operating conditions. The proposed methodology is based ... -
A parallel analytical computation of synchronous reluctance machine
López Torres, Carlos; Bacco, G.; Bianchi, N.; Espinosa, Alberto; Romeral Martínez, José Luis (2018)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a parallel analytical computation of synchronous reluctance machines. It is based on two different analytical models, which take into account the geometry, the winding configuration and the material ... -
A robust predictive current controller for healthy and open-circuit faulty conditions of five-phase BLDC drives applicable for wind generators and electric vehicles
Salehi Arashloo Arashloo, Ramin; Salehifar, Mehdi; Romeral Martínez, José Luis; Sala Caselles, Vicenç (Elsevier, 2015-03-01)
Article
Accés obertFault tolerant control of five-phase brushless direct current (BLDC) machines is gaining more importance in high-safety applications such as offshore wind generators and automotive industries. In many applications, traditional ... -
A simple and robust method for open switch fault detection in power converters
Salehifar, Mehdi; Salehi Arashloo Arashloo, Ramin; Moreno Eguilaz, Juan Manuel; Sala Caselles, Vicenç; Romeral Martínez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2013)
Comunicació de congrés
Accés restringit per política de l'editorialIn this paper, a new fault detection method based on signal normalization using a simple trigonometric function is presented and applied to a five phase converter for fault tolerant application under nonsinusoidal unbalanced ... -
A Simple Closed-Loop Active Gate Voltage Driver for Controlling diC/dt and dvCE/dt in IGBTs
Ghorbani, Hamidreza; Sala Caselles, Vicenç; Paredes Camacho, Alejandro; Romeral Martínez, José Luis (2019-01-30)
Article
Accés obertThe increase of the switching speed in power semiconductors leads to converters with better efficiency and high power density. On the other hand, fast switching generates some consequences like overshoots and higher switching ... -
A simple gate drive for SiC MOSFET with switching transient improvement
Ghorbani, Hamidreza; Sala Caselles, Vicenç; Paredes Camacho, Alejandro; Romeral Martínez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a new active gate drive for SiC MOSFETs switching. The proposed driver is based on feedforward control method. The switch is benefited from a simple and effective analog gate driver (GD). The main ... -
A simple method for reducing THD and improving the efficiency in CSI topology based on SiC power devices
Fernández Palomeque, Efrén Esteban; Paredes, Alejandro; Sala Caselles, Vicenç; Romeral Martínez, José Luis; Sala, Vicent; Paredes, Alejandro (2018-10-17)
Article
Accés obertSilicon carbide (SiC)-based switching devices provide significant performance improvements in many aspects, including lower power dissipation, higher operating temperatures, and faster switching; compared with conventional ... -
A Versatile workbench simulator: Five-phase inverter and PMa-SynRM performance evaluation
Acosta Cambranis, Fernando Geovany; Zaragoza Bertomeu, Jordi; Romeral Martínez, José Luis; Michalski, Tomasz Dobromir; Pou Muñoz, Viàtor (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertThispaperpresents the design and structure of aversatileworkbench simulator forevaluating the performance of a five-phase inverter andPermanent Magnet assisted Synchronous Reluctance Motor(PMa-SynRM). The simulatorallows ... -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 1r parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2014-11-05)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 1r parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2013-10-31)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 1r parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2015-10-27)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 1r parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2016-11-02)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 2n parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2016-01-15)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 2n parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2015-01-14)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 2n parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2018-01-23)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 2n parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2017-01-17)
Examen
Accés restringit a la comunitat UPC -
ACCIONAMENT I CONTROL DE VEHICLES ELÈCTRICS (Examen 1r quadrimestre, 2n parcial)
Romeral Martínez, José Luis (Universitat Politècnica de Catalunya, 2014-01-13)
Examen
Accés restringit a la comunitat UPC -
Active control based on an estimator for the bus-pumping cancellation in the half-bridge class-d audio power amplifiers
Sala Caselles, Vicenç; Romeral Martínez, José Luis (2011)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper is presented a new technique to avoid the distortion generated due to mid point voltage variations on DC-Bus of Class-D Half Bridge audio amplifiers. An usual distortion source on Class-D amplifier is the ... -
Active learning based laboratory towards engineering education 4.0
Delgado Prieto, Miquel; Fernández Sobrino, Ángel; Ruiz Soto, Lucía; Romero Durán, David; Fibla Biosca, Pere; Romeral Martínez, José Luis (2019)
Text en actes de congrés
Accés obertUniversities have a relevant and essential key role to ensure knowledge and development of competencies in the current fourth industrial revolution called Industry 4.0. The Industry 4.0 promotes a set of digital technologies ...