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Ara es mostren els items 121-140 de 165

    • Quality monitoring 

      Nejjari Akhi-Elarab, Fatiha; Pérez Magrané, Ramon; Puig Cayuela, Vicenç (Springer, 2017)
      Capítol de llibre
      Accés restringit per política de l'editorial
      This book presents a set of approaches for the real-time monitoring and control of drinking-water networks based on advanced information and communication technologies. It shows the reader how to achieve significant ...

    • Quasi-LPV modeling, identification and control of a twin rotor MIMO system 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2013-03)
      Article
      Accés restringit per política de l'editorial
      This paper describes the quasi-linear parameter varying (quasi-LPV) modeling, identification and control of a Twin Rotor MIMO System (TRMS). The non-linear model of the TRMS is transformed into a quasi-LPV system and ...

    • Quasi-LPV modelling and non-linear identification of a twin rotor system 

      Nejjari Akhi-Elarab, Fatiha; Rotondo, Damiano; Puig Cayuela, Vicenç; Innocenti, Mario (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper describes the experimental identifi- cation of the parameters of the Twin Rotor MIMO System (TRMS) non-linear model using data collected from the real lab set-up. From this non-linear model, ...

    • Reconfigurability analysis of multirotor UAVs under actuator faults 

      Sanjuan Gómez, Adrián; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a reconfigurability analysis for different multirotor structures. The aim is to determine whether the multirotor is able to continue the mission without losing its controllability when faults occur in ...

    • REGULACIO AUTOMATICA 2 (Examen 1r Quadr.) 

      Nejjari Akhi-Elarab, Fatiha (Universitat Politècnica de Catalunya, 2004-01-14)
      Examen
      Accés restringit a la comunitat UPC

    • Reliability computation within an MPC health-aware framework 

      Salazar Cortés, Jean Carlo; Sarrate Estruch, Ramon; Nejjari Akhi-Elarab, Fatiha; Weber, Philipe; Theilliol, Didier (2017-07-01)
      Article
      Accés obert
      This paper presents a comparison between two different approaches for reliability consideration within a Health-Aware Control framework which takes into account system and component reliability by means of reliability ...

    • 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 ...

    • Reliability-aware zonotopic tube-based model predictive control of a drinking water network 

      Khoury, Boutrous; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2022-06-01)
      Article
      Accés obert
      A robust economic model predictive control approach that takes into account the reliabilityof actuators in a network ispresented for the control of a drinking water network in the presence of uncertainties in the forecasted ...

    • Reliable control of a twin rotor MIMO system using actuator health monitoring 

      Salazar Cortés, Jean Carlo; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a Model Predictive Control (MPC) approach that permits distributing the control effort among actuators using health actuator information and exploiting some relations between control effort and actuator ...

    • Robust adaptive simultaneous state and fault estimation for nonlinear systems: Application to an aerodynamical system 

      Buciakowski, Mariusz; Witczak, Marcin; Puig Cayuela, Vicenç; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha (IEEE Press, 2016)
      Text en actes de congrés
      Accés obert
      The paper is concerned with the task of robust adaptive fault estimation and an unknown input decoupling for nonlinear systems using a quadratic boundedness approach. In particular, the fault estimation strategy and ...

    • Robust data-driven TS MPC-based reference governor for an autonomous racing vehicle considering battery state of charge 

      Samada Rigo, Sergio Emil; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2023)
      Text en actes de congrés
      Accés obert
      A reference governor approach based on model predictive control (MPC-RG) for an autonomous racing vehicle is developed in this work. This control strategy avoids constraint violations and includes online health management ...

    • Robust economic model predictive control of drinking water transport networks using zonotopes 

      Khoury, Boutrous; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Springer, 2020-06-25)
      Capítol de llibre
      Accés obert
      A robust economic Model Predictive Control (EMPC) approach is presented in this paper for the control of a Drinking Water Network (DWN) albeit the presence of uncertainties in the forecasted demands required for the ...

    • Robust economic model predictive control of water transport networks 

      Khoury, Boutrous; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2020)
      Text en actes de congrés
      Accés obert
      In this paper, a robust economic model predictive controller is proposed for a water transport network. Considering that forecast of demand is required in the drinking water network (DWN) for future predictions of states ...

    • Robust fault and icing diagnosis in unmanned aerial vehicles using LPV interval observers 

      Rotondo, Damiano; Cristofaro, Andrea; Johansen, Tor Arne; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2019-11-10)
      Article
      Accés obert
      This paper proposes a linear parameter varying (LPV) interval unknown input observer (UIO) for therobust fault diagnosis of actuator faults and ice accretion in unmanned aerial vehicles (UAVs) describedby an ...

    • Robust fault detection and isolation of wind turbines using interval observers 

      Blesa Izquierdo, Joaquim; Nejjari Akhi-Elarab, Fatiha; Rotondo, Damiano; Puig Cayuela, Vicenç (2013)
      Text en actes de congrés
      Accés obert
      In order to improve reliability and safety of wind turbines, it is important to detect and isolate faults as fast as possible. In this work, an approach based on interval observers is used for robust Fault Detection and ...

    • Robust Fault Detection for LPV Systems Using a Consistency-Based State Estimation Approach and Zonotopes 

      Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha; Guerra, Pedro; Montes de Oca, Saúl (2009)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Robust fault detection for LPV systems using interval observers and zonotopes 

      Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç; Montes de Oca, Saúl; Sadeghzadeh, Atefeh (2009)
      Text en actes de congrés
      Accés obert
      In this paper, the problem of robust fault detection using an interval observer for dynamic systems characterized by LPV (Linear Parameter Varying) models is presented. The observer faces the robustness problem using two ...

    • Robust fault detection using zonotopic parameter estimation 

      Samada Rigo, Sergio Emil; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2022)
      Text en actes de congrés
      Accés obert
      This paper addresses the system identification problem, as well as its application to robust fault detection, considering parametric uncertainty and using zonotopes. As a result, a Zonotopic Recursive Least Squares (ZRLS) ...

    • Robust fault tolerant control framework using uncertain Takagi-Sugeno fuzzy models 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Atlantis Press and the authors 2014, 2014-08-15)
      Capítol de llibre
      Accés obert
      This chapter is concerned with the introduction of a fault tolerant control (FTC) framework using uncertain Takagi-Sugeno (FS) fuzzy models. Depending on how much information is available about the fault, the framework ...

    • Robust MPC-RG for an autonomous racing vehicle considering obstacles and the battery state of charge 

      Samada Rigo, Sergio Emil; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2023-12)
      Article
      Accés restringit per política de l'editorial
      The design of a controller able to deal with uncertainties and physical constraints plays an essential role in fast and complex systems. Then, a reference governor approach based on model predictive control (MPC-RG) for ...