Ara es mostren els items 1-20 de 52

  • A new estimation of the lower error bound in balanced truncation method 

    Ha Binh, Minh; Batlle Arnau, Carles; Fossas Colet, Enric (2014-08-01)
    Article
    Accés obert
    For a single-input/single-output (SISO) linear time-invariant dynamical system, the standard H-infinity-norm lower error bound of balanced truncation method is parallel to G(s) - G(r)(s)parallel to(H infinity) >= sigma(r+1), ...
  • A stator voltage oriented PI controller for the doubly-fed induction machine 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau; Ortega, Romeo (Institute of Electrical and Electronics Engineers, 2007)
    Text en actes de congrés
    Accés obert
    In this paper we propose a new control scheme for the doubly–fed induction machine (DFIM) that offers significant advantages, and is considerably simpler, than the classical vector control method. In contrast with the ...
  • Analysis and control of an hybrid system: a doubly-fed induction machine and a back-to-back converter 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau; Fossas Colet, Enric (Universitat Politècnica de Catalunya. Institut d'Organització i Control de Sistemes Industrials, 2005-09)
    Report de recerca
    Accés obert
    This report describes the port interconnection of two subsystems: a power elec- tronics subsystem (a back-to-back AC/AC converter (B2B), coupled to a phase of the power grid), and an electromechanical subsystem (a ...
  • Averaged dynamics of a coupled-inductor boost converter under sliding mode control using a piecewise linear complementarity model 

    Carrero Candelas, Niliana Andreina; Batlle Arnau, Carles; Fossas Colet, Enric (2016-04-12)
    Article
    Accés obert
    An averaged model of a coupled-inductor boost converter using the piecewise complementarity model of the converter under sliding motions is obtained. The model takes into account the idealized voltage–current characteristic ...
  • Àlgebra i equacions diferencials 

    Batlle Arnau, Carles; Massana Hugas, Immaculada; Zaragozá, Marisa (Edicions UPC, 2000)
    Llibre
    Accés restringit a la comunitat UPC
    Aquesta obra està orientada, de manera general, a les enginyeries tècniques i, d'una manera específica, a l'assignatura Àlgebra i Equacions Diferencials que s'imparteix a diverses titulacions de l'EUPVG. El seu objectiu ...
  • Campus Digital Atenea 4 

    Batlle Arnau, Carles (2006-07-04)
    Audiovisual
    Accés obert
    Presentació amb sessió de debat.
  • Canonical realization of (2+1)-dimensional Bondi-Metzner-Sachs symmetry 

    Batlle Arnau, Carles; Campello, Víctor; Gomis Torné, Joaquin (2017-07-12)
    Article
    Accés obert
    We construct canonical realizations of the (2+1)-dimensional Bondi-Metzner-Sachs (bms3) algebra as symmetry algebras of a free Klein-Gordon (KG) field in 2+1 dimensions for both massive and massless cases. We consider two ...
  • Cascade sliding mode-PID controller for a coupled-inductor boost converter 

    Carrero Candelas, Niliana Andreina; Batlle Arnau, Carles; Fossas Colet, Enric (2013)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    In this paper, a coupled-inductor Boost converter is modelled as a piece-wise complementarity system and controlled by means of two loops: a sliding mode control inner loop and an experimentally tuned PID outer loop control. ...
  • Control difuso para el seguimiento de guiñada del AUV Cormorán 

    González Agudelo, Julián; Gomáriz Castro, Spartacus; Batlle Arnau, Carles (2015-03-31)
    Article
    Accés obert
  • Corrigendum to 'On the control of non-linear processes: an IDA-PBC approach' (H. Ramírez et al., Journal of Process Control 19 (1) (2009) 405¿414) 

    Batlle Arnau, Carles; Ortega, Romeo; Sbarbaro, Daniel; Ramírez, Héctor (2010-01)
    Article
    Accés restringit per política de l'editorial
    In a recent paper [1], the Interconnection and Damping Assignment Passivity-based Control (IDA-PBC) method [2] is studied in the case when the key matching equation is not satisfied. The paper proposes to fix a desired ...
  • De la mecánica clásica y las leyes de Kirchhoff a los sistemas hamiltonianos con puertos 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau (2010)
    Article
    Accés obert
    En este artículo exponemos los orígenes conceptuales de la teoría PHS (port-Hamiltonian systems), empezando por las leyes de Kirchhoff y enlazando con las ecuaciones de la mecánica clásica, para acabar con la estructura ...
  • Distributed parameter model simulation tool for PEM fuel cells 

    Sarmiento Carnevali, María Laura; Serra, Maria; Batlle Arnau, Carles (2012)
    Text en actes de congrés
    Accés obert
    En este trabajo se ha desarrollado una herramienta de simulación para pilas de combustible tipo PEM, basada en un modelo de parámetros distribuidos. La herramienta está diseñada para realizar estudios de variaciones ...
  • Distributed parameter model simulation tool for PEM fuel cells 

    Sarmiento Carnevali, María Laura; Serra, Maria; Batlle Arnau, Carles (2014-03-06)
    Article
    Accés obert
    In this work, a simulation tool for proton exchange membrane fuel cells (PEMFC) has been developed, based on a distributed parameter model. The tool is designed to perform studies of time and space variations in the direction ...
  • Distributed parameter model-based control of water activity and concentration of reactants in a polymer electrolyte membrane fuel cell 

    Sarmiento Carnevali, Maria Laura; Serra, Maria; Batlle Arnau, Carles (2017-01-01)
    Article
    Accés restringit per política de l'editorial
    Water management is still a key challenge for optimal performance and durability of polymer electrolyte membrane (PEM) fuel cells. Water levels along the channel in a PEM fuel cell present important spatial variations that ...
  • Distributed parameter PEMFC model order reduction 

    Sarmiento Carnevali, María Laura; Batlle Arnau, Carles; Serra, Maria; Massana Hugas, Immaculada (2014)
    Comunicació de congrés
    Accés obert
    This work focuses on obtaining an order-reduced model from a nonlinear single PEMFC model, which incorporates the effects of distributed parameters that are relevant for its proper functioning and performance. The original ...
  • Dynamical sectors for a spinning particle in AdS(3) 

    Batlle Arnau, Carles; Gomis, Jaoquim; Kamimura, kiyoshi; Zanelli, Jorge (American Physical Society, 2014-09-12)
    Article
    Accés obert
    We consider the dynamics of a particle of mass M and spin J in AdS(3). The study reveals the presence of different dynamical sectors depending on the relative values of M, J and the AdS(3) radius R. For the subcritical ...
  • Energy-based modelling and control of a multi-domain energy storage and management system 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau; Fossas Colet, Enric; Ortega, Romeo (Inge Troch, Felix Breitenecker, 2006-02)
    Text en actes de congrés
    Accés obert
    We give an overview of part of the chapter of the Geoplex book devoted to examples, specifically the one which deals with electromechanical systems. We study a rather complex example of a port Hamiltonian system made of ...
  • Energy-based modelling and simulation of the interconnection of a back-to-back converter and a doubly-fed induction machine 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau (ACC: American Control Conference, 2006-06)
    Text en actes de congrés
    Accés obert
    This paper describes the port interconnection of two subsystems: a power electronics subsystem (a back-to-back AC/CA converter (B2B), coupled to a phase of the power grid), and an electromechanical subsystem (a doubly-fed ...
  • Energy-based modelling and simulation of the interconnection of a back-to-back converter and a doubly-fed induction machine 

    Batlle Arnau, Carles; Dòria Cerezo, Arnau (Institute of Electrical and Electronics Engineers, 2006-06)
    Text en actes de congrés
    Accés obert
    This paper describes the port interconnection of two subsystems: a power electronics subsystem (a back-to-back AC/AC converter (B2B), coupled to a phase of the power grid), and an electromechanical subsystem (a doubly-fed ...
  • Equivalence between the Hamiltonian and Lagrangian formalisms for constrained systems 

    Batlle Arnau, Carles; Gomis Torné, Joaquin; Pons Ràfols, Josep Maria; Román Roy, Narciso (1986-08)
    Article
    Accés obert
    The equivalence between the Lagrangian and Hamiltonian formalism is studied for constraint systems. A procedure to construct the Lagrangian constraints from the Hamiltonian constraints is given. Those Hamiltonian constraints ...