Ara es mostren els items 446-454 de 454

    • Understanding noise-shaping in sigma-delta controls of surface potential for MOX gas sensors 

      Domínguez Pumar, Manuel; Kowalski, Lukasz; Monge Villora, Oscar; Olm Miras, Josep Maria; Navarrete Gatell, Eric; Llobet Valero, Eduard; Pons Nin, Joan (Institute of Electronics, Information and Communications Engineers (IEICE), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The objective of this paper is to explain how quantization noise-shaping can be achieved for the output bitstream of sigma-delta controls of surface potential (SP) in MOX gas sensors. These controllers use temperature ...
    • Uso de pilas de combustible PEM de alta temperatura en una aplicación de cogeneración para aplicaciones de confort 

      Quintana Griera, David; Sanz López, Víctor; Costa Castelló, Ramon; Batlle Arnau, Carles (2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Debido a la importancia a escala mundial de la escasez de energía y los efectos del cambio climático están emergiendo alternativas a las fuentes de energía clásicas como los combustibles fósiles y las centrales de energía ...
    • Variable-structure control with complementarity-inputs for a lean-burn IC engine of a series hybrid vehicle 

      Roqueiro, Nestor; Fossas Colet, Enric; Martins Oliveira, A. A.; Puleston, Paul Federico (2015-07-01)
      Article
      Accés obert
      This paper presents a robust controller for an internal combustion (IC) engine, as the first stage of a project to develop a hybrid light urban vehicle, running on ethanol in lean burn. In particular, this work focuses on ...
    • Virtual laboratories on energy management systems: the Hybrid Electric Vehicle case 

      Escolà, Alba; Dòria Cerezo, Arnau; Costa Castelló, Ramon (2009-10-22)
      Text en actes de congrés
      Accés obert
      Due to environment and social needs, energy management is becoming a key easy which must be transversely introduced to engineering students. Unfortunately most of this topics are difficult to analyze in traditional ...
    • Virtual laboratory for simulation and learning of cardiovascular system function in BME studies 

      Hernández Valdivieso, Alher Mauricio; Salazar Sánchez, Maria Bernarda; Urrego Higuita, David Alexander; Costa Castelló, Ramon; Mañanas Villanueva, Miguel Ángel (2011-09)
      Article
      Accés obert
      The application of engineering system analysis is a very important field in biomedical engineering (BME) studies: modeling, simulation and control of the most important physiological systems. A virtual laboratory for ...
    • Voltage regulation with power curtailment in a single-phase grid-connected PV inverter 

      Biel Solé, Domingo; Scherpen, Jacquelien M. A (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This work presents the design guidelines of a control for direct regulation of the voltage amplitude at the connection point of a single-phase grid-connected PV inverter. The parameters of the control are designed for ...
    • Water transport study in high temperature proton exchange membrane fuel cell stack 

      Bezmalinovic, Dario; Strahl, Stephan; Roda Serrat, Vicente; Husar, Attila Peter (2014)
      Article
      Accés obert
      A study of water transport in a high temperature phosphoric acid doped polybenzimidazole (PBI) membrane fuel cell stack is reported. Tests with different stoichiometries of dry cathode and different humidity levels of anode ...
    • Yaw moment MRAC with optimal torque vectoring for a four in-wheel motor EV 

      Ghezzi, Matteo Kevin; Dòria Cerezo, Arnau; Olm Miras, Josep Maria (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A direct yaw moment control of a four in-wheel motor independent drive electric vehicle is proposed. The advantages of this kind of vehicle are exploited by designing an optimal torque vectoring controller. The torque ...
    • Zero speed sensorless scheme for permanent magnet synchronous machine under decoupled sliding-mode control 

      Repecho del Corral, Víctor; Biel Solé, Domingo; Dòria Cerezo, Arnau (Institute of Electrical and Electronics Engineers (IEEE), 2022-02)
      Article
      Accés obert
      Position estimation at low/zero speed for permanent magnet synchronous machines is commonly achieved with the injection of high-frequency signals. This article presents a new sensorless scheme that accurately observe the ...