Exploració per autor "Romeral Martínez, José Luis"
Ara es mostren els items 22-41 de 201
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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)
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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 ... -
Activity-aware HVAC power demand forecasting
Sala Cardoso, Enric; Delgado Prieto, Miquel; Kampouropoulos, Konstantinos; Romeral Martínez, José Luis (2018-07-01)
Article
Accés obertThe forecasting of the thermal power demand is essential to support the development of advanced strategies for the management of local resources on the consumer side, such as heating ventilation and air conditioning (HVAC) ... -
An acoustic emission activity detection method based on short-term waveform features: application to metallic components under uniaxial tensile test
Piñal Moctezuma, Juan Fernando; Delgado Prieto, Miquel; Romeral Martínez, José Luis (2020-08-01)
Article
Accés obertThe Acoustic Emission (AE) phenomenon has been used as a powerful tool with the purpose to either detect, locate or assess damage for a wide range of applications. Derived from its monitoring, one major current challenge ... -
An energy prediction method using adaptive Neuro-Fuzzy Inference System and Genetic Algorithms
Kampouropoulos, Konstantinos; Cárdenas Araújo, Juan José; Giacometto Torres, Francisco; Romeral Martínez, José Luis (2013)
Text en actes de congrés
Accés restringit per política de l'editorialThis document presents an energy forecast methodology using Adaptive Neuro-Fuzzy Inference System (ANFIS) and Genetic Algorithms (GA). The GA has been used for the selection of the training inputs of the ANFIS in order to ... -
An introduction to fault diagnosis of permanent magnet synchronous machines in master's degree courses
Riba Ruiz, Jordi-Roger; García Espinosa, Antonio; Romeral Martínez, José Luis; Ortega Redondo, Juan Antonio (John Wiley & Sons, 2010-08-16)
Article
Accés restringit per política de l'editorialEarly fault detection and diagnosis of high-performance electric motors has been an active area of research for the past two decades. This work presents a practical session that facilitates instructing students in this ... -
An optimal tracking power sharing controller for inverter-based generators in grid-connected mode
Patarroyo Montenegro, Juan; Castellà Rodil, Marc; Andrade Rengifo, Fabio; Kampouropoulos, Konstantinos; Romeral Martínez, José Luis; Vasquez-Plaza, Jesus D. (2019)
Text en actes de congrés
Accés restringit per política de l'editorialIn this work, an optimal power sharing controller for a three-phase Inverter-based Generator (IG) in a synchronous d-q reference frame is presented. The optimization of this controller is computed using a Linear-Quadratic ... -
Analysis of demagnetization faults in surface-mounted permanent magnet synchronous motors with symmetric windings
Urresty Betancourt, Julio César; Riba Ruiz, Jordi-Roger; Saavedra Ordóñez, Harold; Romeral Martínez, José Luis (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
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Accés restringit per política de l'editorialThis paper analyzes a surface-mounted permanent magnet synchronous motor with symmetric winding configuration running under demagnetization fault. The analysis is based on 2D FEM simulations which includes rotor magnet ... -
Analysis of demagnetization faults in surface-mounted permanent magnet synchronous with inter-turns and phase-to-ground short-circuits
Urresty Betancourt, Julio César; Riba Ruiz, Jordi-Roger; Romeral Martínez, José Luis; Saavedra Ordóñez, Harold (2012)
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Accés restringit per política de l'editorialDemagnetization faults are troublesome in permanent magnet synchronous motors since they may greatly reduce their performance and efficiency. Additionally, the temperature of the magnets deeply influences the remanent flux ... -
Analysis of power converters with devices of SiC for applications in electric traction systems
Fernández Palomeque, Efrén Esteban; Paredes, Alejandro; Romeral Martínez, José Luis; Sala, Vicent (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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Accés obertThis article presents the analysis of two topologies of power converters. Voltage Source Inverter (VSI) and Current Source Inverter (CSI) proposals for traction system applications, these topologies are implemented with ... -
Análisis eléctrico del altavoz dinámico mediante modelado de anomalías mecánicas de fricción
Ruiz Illana, Germán; Sala Caselles, Vicenç; Ortega Redondo, Juan Antonio; Romeral Martínez, José Luis (2010)
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Accés obertEl presente trabajo busca caracterizar el efecto de la fricción del conjunto móvil con el polo o el núcleo de la estructura magnética sobre la corriente absorbida por el altavoz, una de las más relevantes anomalías mecánicas ... -
Application of the zero-sequence voltage component to detect stator winding inter-turn faults in PMSMs
Urresty Betancourt, Julio César; Riba Ruiz, Jordi-Roger; Romeral Martínez, José Luis (2012-08)
Article
Accés restringit per política de l'editorialThis paper develops and analyzes a methodology for detecting stator winding inter-turn faults in surface-mounted permanent magnet synchronous motors. The proposed methodology is based on monitoring the zero-sequence voltage ... -
Automatic model calibration for coupled HVAC and building dynamics using Modelica and Bayesian optimization
Martínez Viol, Víctor; Urbano González, Eva María; Delgado Prieto, Miquel; Romeral Martínez, José Luis (Elsevier, 2022-12)
Article
Accés restringit per política de l'editorialIn recent years, increasing the energy efficiency of the building has become one of the objectives of facility managers. In this sense, monitoring-based commissioning and automated fault detection have demonstrated to be ... -
Autonomous energy management system with self-healing capabilities for green buildings (Microgrids)
Selseleh Jonban, Mansour; Romeral Martínez, José Luis; Akbarimajd, Adel; Ali, Zunaib; Ghazimirsaeid, Seyedeh Samaneh; Marzband, Mousa; Putrus, Ghanim (Elsevier, 2021-02)
Article
Accés obertNowadays, distributed energy resources are widely used to supply demand in micro grids specially in green buildings. These resources are usually connected by using power electronic converters, which act as actuators, to ...