Now showing items 41-60 of 95

    • Fault Diagnosis of a Wind Farm using Interval Parity Equations 

      Blesa Izquierdo, Joaquim; Jiménez, P.; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2014)
      Conference report
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      In this paper, the problem of fault diagnosis of a wind farm is addressed using interval parity equations. Fault detection is based on the use of parity equations and unknown but bounded description of the noise and ...
    • Fault estimation and virtual actuator FTC approach for LPV systems 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (IFAC, 2012)
      Conference report
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      In this paper, a Fault Tolerant Control (FTC) strategy using a virtual actuator for Linear Parameter Varying (LPV) systems is proposed. The main idea of this FTC method is to reconfigure the control loop such that the ...
    • Fault estimation and virtual sensor FTC approach for LPV systems 

      Montes de Oca, Saúl; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Institute of Electrical and Electronics Engineers (IEEE), 2011)
      Conference report
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      In this paper, a Fault Tolerant Control (FTC) strategy using a virtual sensor for Linear Parameter Varying (LPV) systems is proposed. The main idea of this FTC method is to reconfigure the control loop such that the nominal ...
    • Fault estimation of wind turbines using combined adaptive and parameter estimation schemes 

      Witczak, Marcin; Rotondo, Damiano; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha; Pazera, Marcin (2017)
      Article
      Open Access
      This paper addresses the problem of fault estimation in wind turbines using a joint fault and state estimation scheme. The scheme assumes a set of possible faults affecting the dynamics of the wind turbine. Then, a combined ...
    • Fault tolerant control design for polytopic uncertain LPV systems 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2013)
      Conference report
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      This paper presents a fault tolerant control (FTC) design for polytopic uncertain linear parameter-varying (LPV) systems. Depending on the information available about the fault, the FTC strategy could be passive FTC, ...
    • Fault tolerant control design for polytopic uncertain LPV systems: application to a quadrotor 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Torres Cebrián, Abel; Puig Cayuela, Vicenç (2013)
      Conference report
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      This paper presents a Fault Tolerant Control (FTC) design for polytopic uncertain Linear Parameter-Varying (LPV) systems, applied to an aerospace application: a quadrotor. Depending on the information available about the ...
    • Fault tolerant control of a PEM fuel cell using qLPV virtual actuators 

      Rotondo, Damiano; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (International Federation of Automatic Control (IFAC), 2015)
      Conference report
      Open Access
      This paper proposes a fault tolerant control (FTC) strategy based on the use of quasi-linear parameter varying (qLPV) virtual actuators approach for proton exchange membrane (PEM) fuel cells. The overall solution relies ...
    • Fault tolerant control of a proton exchange membrane fuel cell using Takagi-Sugeno virtual actuators 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2016-09-01)
      Article
      Open Access
      In this paper, a fault tolerant control (FTC) strategy for proton exchange membrane (PEM) fuel cells based on the use of virtual actuators and the Takagi- Sugeno (TS) approach is proposed. The overall solution relies on ...
    • Fault tolerant control of an omnidirectional robot using a switched Takagi-Sugeno approach 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference report
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      In this paper, a fault tolerant control (FTC) strategy for an omnidirectional robot using a switching Takagi-Sugeno (TS) approach is proposed. The overall solution relies on adapting the controller in order to keep the ...
    • Fault tolerant control of the wind turbine benchmark using virtual sensors/actuators 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (IFAC, 2012)
      Conference report
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      In this paper, the problem of Fault Tolerant Control (FTC) of the wind turbine benchmark is addressed. The paper proposes the use of virtual sensor/actuator approaches to deal with sensor and actuator faults, respectively. ...
    • Fault tolerant control of uncertain dynamical systems using interval virtual actuators 

      Rotondo, Damiano; Cristofaro, Andrea; Johansen, Tor Arne (2018-01-25)
      Article
      Open Access
      In this paper, a model reference fault tolerant control strategy based on a reconfiguration of the reference model, with the addition of a virtual actuator block, is presented for uncertain systems affected by disturbances ...
    • 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)
      Conference report
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      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 ...
    • Fault-tolerant control based on virtual actuator and sensor for discrete-time descriptor systems 

      Wang, Ye; Rotondo, Damiano; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (2020-12)
      Article
      Open Access
      This article proposes a fault-tolerant control (FTC) strategy based on virtual actuator and sensor for discrete-time descriptor systems subject to actuator and sensor faults. The fault-tolerant closed-loop system, which ...
    • Fault-tolerant control of discrete-time descriptor systems using virtual actuators 

      Wang, Ye; Rotondo, Damiano; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela; Zhao, Yuxin (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      This paper proposes a fault-tolerant control (FTC) strategy based on virtual actuators for discrete-time descriptor systems subject to multiplicative and additive actuator faults. The goal of this FTC strategy is to ...
    • Frequency-based detection of replay attacks: application to a multiple tank system 

      Sánchez Corrales, Helem Sabina; Rotondo, Damiano; Escobet Canal, Teresa; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin (2018-01-01)
      Article
      Open Access
      This paper presents a benchmark for the detection and isolation of cyber attacks, which is a non-linear controlled interconnected system based on a two tank system. In this benchmark, a malicious attacker wants to remain ...
    • Frequency-based detection of replay attacks: application to a quadrotor UAV 

      Sánchez Corrales, Helem Sabina; Rotondo, Damiano; Lopez Vidal, Marc; Quevedo Casín, Joseba Jokin (2019)
      Conference report
      Open Access
      Unmanned aerial vehicles (UAVs) are reported to be highly exposed as possible targets of cyber attacks, due to their strong strategic and economic value, and their increasing use in a wide range of operations. Among the ...
    • FTC design for polytopic LPV systems subject to actuator saturations 

      Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2012)
      Conference report
      Restricted access - author's decision
      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 ...
    • FTC of LPV Systems using a bank of visual sensors: application to wind turbines 

      Rotondo, Damiano; Puig Cayuela, Vicenç; Acevedo Valle, Juan M.; Nejjari Akhi-Elarab, Fatiha (IEEE, 2013)
      Conference report
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      In this paper, an FTC strategy using Linear Parameter Varying (LPV) virtual sensors is proposed and applied to the IFAC wind turbine case study. The novelty of the proposed strategy consists in that virtual sensors are ...
    • Icing detection in unmanned aerial vehicles with longitudinal motion using an LPV unknown input observer 

      Rotondo, Damiano; Cristofaros, A; Johansen, T; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference report
      Open Access
      This paper proposes a linear parameter varying (LPV) unknown input observer for the diagnosis of actuator faults and icing in unmanned aerial vehicles (UAVs). The accretion of ice layers on wings and control surfaces ...
    • Identification and switching quasi-LPV control of a four wheeled omnidirectional robot 

      Rotondo, Damiano; Romera Formiguera, Juli; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2014)
      Conference report
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      This paper presents the quasi-Linear Parameter Varying (quasi-LPV) modeling, identification and control of a four wheeled omnidirectional robot. The unknown nonlinear model parameters of the four wheeled robot have been ...