Ara es mostren els items 1-19 de 19

  • A virtual actuator approach for fault tolerant control of switching LPV systems 

    Rotondo, Damiano; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2014)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this paper, virtual actuators are proposed as a Fault Tolerant Control (FTC) strategy for switching Linear Parameter Varying (LPV) systems subject to actuator faults. The overall solution relies on the addition of a ...
  • Accurate determination of the frequency response function of submerged and confined structures by using PZT-patches 

    Presas Batlló, Alexandre; Valentín Ruiz, David; Egusquiza Estévez, Eduard; Valero Ferrando, Ma. del Carmen; Egusquiza Montagut, Mònica; Bossio, Matias (2017-03-22)
    Article
    Accés obert
    To accurately determine the dynamic response of a structure is of relevant interest in many engineering applications. Particularly, it is of paramount importance to determine the Frequency Response Function (FRF) for ...
  • Active control of vibrant actuators with adaptive adjustment of the reference 

    Bertran Albertí, Eduardo; Montoro López, Gabriel (Fuertes, J.M. (ed.) IEEE, 1999)
    Text en actes de congrés
    Accés obert
    An improved adaptive filter for eliminating periodic vibrations of unknown frequency in rotary machinery is presented. The proposed canceller is based on a usual bank of digital adaptive notch filters, each filter tuned ...
  • Actuator-fault detection and isolation based on interval observers and invariant sets 

    Xu, Feng; Puig Cayuela, Vicenç; Ocampo-Martínez, Carlos; Stoican, Florin; Olaru, Sorin (Institute of Electrical and Electronics Engineers (IEEE), 2013)
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    Accés restringit per política de l'editorial
    This paper proposes an interval observer-based actuator fault detection and isolation (FDI) approach. An interval observer matching the healthy system mode is designed to monitor the system. When the system is in different ...
  • Characterization of the minimum detectable fault of interval observers by using set-invariance theory 

    Pourasgharlafmejani, Masoud; Puig Cayuela, Vicenç; Ocampo-Martínez, Carlos (IEEE Press, 2016)
    Text en actes de congrés
    Accés obert
    This paper addresses the characterization of the minimum detectable fault when using interval observers. The interval observers consider both input and uncertainty as unknown but bounded. The minimum detectable fault using ...
  • Detection of icing and actuators faults in the longitudinal dynamics of small UAVs using an LPV proportional integral unknown input observer 

    Rotondo, Damiano; Cristofaros, A; Johansen, T; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (IEEE Press, 2016)
    Text en actes de congrés
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    This paper proposes a linear parameter varying proportional integral unknown input observer (PI-UIO) for the diagnosis of actuator faults and icing in unmanned aerial vehicles. It is shown that in presence of sensor noise, ...
  • Diseño de una plataforma de desarrollo de algoritmos de control para Actuadores electrostáticos MEMS 

    Casas Martínez, José Luis (Universitat Politècnica de Catalunya, 2014-03-26)
    Projecte/Treball Final de Carrera
    Accés obert
    [ANGLÈS] The design of a platform for development of algorithms to control electrostatic actuators MEMS is proposed. This platform forms, an electronic circuit for the estimation of the distance or the capacity of an ...
  • Fault tolerant control of unstable LPV systems subject to actuator saturations using virtual actuators 

    Rotondo, Damiano; Ponsart, J. C.; Theilliol, Didier; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (International Federation of Automatic Control (IFAC), 2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    An active fault tolerant control (FTC) strategy for open-loop unstable linear parameter varying (LPV) systems subject to actuator saturations and faults is proposed in this paper. At first, the nominal controller is designed ...
  • Fluid flow and heat transfer simulation of an electro hydraulic actuator 

    Oehler Couso, Daniel (Universitat Politècnica de Catalunya / Technische Universität Wien, 2016)
    Projecte/Treball Final de Carrera
    Accés obert
    Every technological system has to be improved and developed with time to stay competitive in the market. These means anticipate and solvent every possible problem that can appear in a mechanical system and propose new ...
  • FTC design for polytopic LPV systems subject to actuator saturations 

    Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2012)
    Text en actes de congrés
    Accés restringit per decisió de l'autor
    In this paper, a Fault Tolerant Control (FTC) scheme using virtual actuators for discrete-time polytopic Linear Parameter Varying (LPV) systems subject to actuator saturations is proposed. The plant with the faulty actuator ...
  • Low-frequency noise characterization of a magnetic field monitoring system using an anisotropic magnetoresistance 

    Mateos, Ignacio; Ramos Castro, Juan José; Lobo, J.A. (2015-11-01)
    Article
    Accés obert
    A detailed study about magnetic sensing techniques based on anisotropic magnetoresistive sensors shows that the technology is suitable for low-frequency space applications like the eLISA mission. Low noise magnetic ...
  • Lowering traffic without sacrificing performance in networked control systems 

    Martí Colom, Pau; Velasco García, Manel; Yépez Castillo, José Gregorio; Martín Rull, Enric Xavier (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    In Networked Control Systems (NCS), the amount of control data exchanged between sensors, controllers and actuators nodes highly depends on the control performance specifications given to each networked control loop. ...
  • Parcus: Energy-Aware and Robust Parallelization of AUTOSAR Legacy Applications 

    Kehr, Sebastian; Quiñones, Eduardo; Langen, Dominik; Böddeker, Bert; Schäfer, Günter (Institute of Electrical and Electronics Engineers (IEEE), 2017-06-08)
    Comunicació de congrés
    Accés obert
    Embedded multicore processors are an attractive alternative to sophisticated single-core processors for the use in automobile electronic control units (ECUs), due to their expected higher performance and energy efficiency. ...
  • Reliability importance measures for a health-aware control of drinking water networks 

    Salazar Cortés, Jean Carlo; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon; Weber, Philipe; Theilliol, Didier (IEEE Press, 2016)
    Text en actes de congrés
    Accés obert
    This work focuses on a health-aware Model Predictive Control (MPC) scheme, which aims at enhancing the availability of the system. The objective is to extend the uptime of the system by delaying, as much as possible the ...
  • Soft Robotics: estudio y modelado de actuadores basados en la deformación de medios continuos y su aplicación práctica en el ámbito industrial 

    González Villá, Joan (Universitat Politècnica de Catalunya, 2016-10-03)
    Projecte Final de Màster Oficial
    Accés obert
    En un mundo cuya industria está dominada por el uso materiales rígidos como el acero y elementos diseñados para no deformarse, este trabajo presenta una alternativa a la utilización de actuadores convencionales basada en ...
  • State and fault estimation in singular delayed LPV systems 

    Hassanabadi, Amir Hossein; Shafiee, Masoud; Puig Cayuela, Vicenç (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this paper, the state and fault estimation problem of singular delayed LPV systems in the presence of disturbances and actuator faults is considered. The system under consideration has multiple unknown time varying ...
  • State and fault estimation of singular delayed LPV systems via proportional-integral observer 

    Hassanabadi, Amir Hossein; Shafiee, Masoud; Puig Cayuela, Vicenç (IEEE Press, 2016)
    Text en actes de congrés
    Accés obert
    In this paper, a singular LPV system with multiple time varying delays in state is considered. The system is subject to input disturbances and actuator faults. First, the considered system is transformed to polytopic ...
  • Thermal Management in Plug-In Hybrid Electric Vehicles: a Real-Time Nonlinear Model Predictive Control Implementation 

    López Sanz, Jorge; Ocampo-Martínez, Carlos; Álvarez Flórez, Jesús Andrés; Moreno Eguilaz, Juan Manuel; Ruiz Mansilla, Rafael (2017-09-15)
    Article
    Accés obert
    A real-time nonlinear model predictive control (NMPC) for the thermal management (TM) of the electrical components cooling circuit in a Plug-In Hybrid Electric Vehicle (PHEV) is presented. The electrical components are ...
  • Virtual actuator-based FTC for LPV systems with saturating actuators and FDI delays 

    Rotondo, Damiano; Ponsart, J. C.; Nejjari Akhi-Elarab, Fatiha; Theilliol, Didier; Puig Cayuela, Vicenç (IEEE Press, 2016)
    Text en actes de congrés
    Accés obert
    The main contribution of this paper consists in solving the problem of fault tolerant control (FTC) for linear parameter varying (LPV) systems subject to actuator saturation and fault detection and isolation (FDI) delays. ...