Ara es mostren els items 1-13 de 13

  • A neural network-based robust unknown input observer design: Application to wind turbine 

    Witczak, Piotr; Patan, Krzysztof; Witczak, Marcin; Puig Cayuela, Vicenç; Jozef, Korbicz (International Federation of Automatic Control (IFAC), 2015)
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    The paper deals with the problem of robust unknown input observer design for the neural-network based models of non-linear discrete-time systems. Authors review the recent development in the area of robust observers for ...
  • A practical test for assessing the reachability of discrete-time Takagi-Sugeno fuzzy systems 

    Witczak, Marcin; Rotondo, Damiano; Puig Cayuela, Vicenç; Witczak, Piotr (2015-12-01)
    Article
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    This paper provides a necessary and sufficient condition for the reachability of discrete-time Takagi-Sugeno fuzzy systems that is easy to apply, such that it constitutes a practical test. The proposed procedure is based ...
  • A robust H1 observer design for unknown input nonlinear systems: Application to fault diagnosis of a wind turbine 

    Witczak, Marcin; Puig Cayuela, Vicenç; Rotondo, Damiano; Faygel, Michal de Rozprza; Mrugalski, Marcin (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    The paper is devoted to the problem of designing robust unknown input observer (UIO) for fault estimation purpose. The proposed approach is based on the Takagi-Sugeno models which can be effectively applied for modelling ...
  • A robust H8 observer design for unknown input nonlinear systems: Application to fault diagnosis of a wind turbine 

    Witczak, Marcin; Puig Cayuela, Vicenç; Rotondo, Damiano; Faygel, Michal de Rozprza; Mrugalski, Marcin (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Text en actes de congrés
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    The paper is devoted to the problem of designing robust unknown input observer (UIO) for fault estimation purpose. The proposed approach is based on the Takagi-Sugeno models which can be effectively applied for modelling ...
  • An LMI approach to robust fault estimation for a class of nonlinear systems 

    Witczak, Marcin; Buciakowski, Mariusz; Puig Cayuela, Vicenç; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha (2015-06-01)
    Article
    Accés obert
    The paper presents a robust fault estimation approach for a class of nonlinear discrete-time systems. In particular, two sources of uncertainty are present in the considered class of systems, that is, an unknown input and ...
  • Automated generation and comparison of Takagi–Sugeno and polytopic quasi-LPV models 

    Rotondo, Damiano; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha; Witczak, Marcin (2015-10-07)
    Article
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    In the last decades, gain-scheduling control techniques have consolidated as an efficient answer to analysis and synthesis problems for non-linear systems. Among the approaches proposed in the literature, the linear parameter ...
  • Design of an unknown input observer for fault diagnosis of non-linear systems with state constraints 

    Witczak, Marcin; Puig Cayuela, Vicenç; Dziekan, L. (2012)
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    The paper deals with the problem of designing observers for a class of discrete-time nonlinear systems with an unknown input. In particular, with the use of the Lyapunov method, a design procedure of an asymptotically ...
  • Determination of an unknown input distribution matrix for non-linear discrete-time stochastic systems 

    Jozefowicz, Rafal; Witczak, Marcin; Puig Cayuela, Vicenç (2012)
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    The paper deals with the problem of estimating an unknown input distribution matrix for non-linear discretetime stochastic systems. In particular, it is shown how to use the unscented Kalman filter as an unknown input ...
  • Development of a Fault-Tolerant Control with MATLAB and its application to the Twin-Rotor System 

    Luzar, Marcel; Witczak, Marcin; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2009-11-19)
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    The main objective of this paper is to present the MATLAB block-set that can be used for faulttolerant control of linear-parameter varying systems. In particular, the introductory part of the paper presents a theoretical ...
  • Fault-tolerant control strategy for actuator faults using LPV techniques: Application to a two degree of freedom helicopter 

    Montes de Oca, Saúl; Puig Cayuela, Vicenç; Witczak, Marcin; Dziekan, L. (2012-03-01)
    Article
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    In this paper, a Fault Tolerant Control (FTC) strategy for Linear Parameter Varying (LPV) systems that can be used in the case of actuator faults is proposed. The idea of this FTC method is to adapt the faulty plant instead ...
  • Predictive fault tolerant control for LPV systems using model reference 

    Acevedo Valle, Juan Manuel; Puig Cayuela, Vicenç; Tornil Sin, Sebastián; Witczak, Marcin; Rotondo, Damiano (International Federation of Automatic Control (IFAC), 2015)
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    The present work proposes a Fault Tolerant Control (FTC) methodology for non-linear discrete-time systems that can be modeled as Linear Parameter Varying (LPV) systems. The proposed approach relies on the modeling of faults ...
  • Robust H8 actuator fault diagnosis and fault-tolerant control for a multi-tank system 

    Luzar, Marcel; Witczak, Marcin; Buciakowski, Mariusz; Puig Cayuela, Vicenç (2013)
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    The paper deals with the problem of robust faulttolerant control (FTC) for non-linear systems. Main part of this paper describes a robust fault detection, isolation and identification scheme, which is based on the observer ...
  • Robust unknown input observer for state and fault estimation in discrete-time Takagi-Sugeno systems 

    Rotondo, Damiano; Witczak, Marcin; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha; Pazera, Marcin (2016-01-01)
    Article
    Accés obert
    In this paper, a robust unknown input observer (UIO) for the joint state and fault estimation in discrete-time Takagi-Sugeno (TS) systems is presented. The proposed robust UIO, by applying the H-infinity framework, leads ...