Now showing items 21-38 of 38

  • LMI-based design of distributed energy-dissipation systems for vibration control of large multi-story structures 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Reza Karimi, Hamid (Elsevier, 2017)
    Conference report
    Open Access
    In this paper, we present an advanced computational procedure that allows obtaining distributed energy-dissipation systems for large multi-story structures. The proposed methodology is based on a decentralized velocity-feedback ...
  • Novel results on decentralized H-infinity controller design for structural vibration control of large buildings 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (CRC Press, 2016)
    Conference report
    Restricted access - publisher's policy
    In this paper, we present a novel control design methodology for structural vibration control of large buildings. The main idea consists in decomposing the overall building system into decoupled single-story subsystems and ...
  • Optimal design of complex passive-damping systems for vibration control of large structures: an energy-to-peak approach 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2014-06)
    Article
    Open Access
    We present a new design strategy that makes it possible to synthesize decentralized output-feedback controllers by solving two successive optimization problems with linear matrix inequality (LMI) constraints. In the initial ...
  • Optimal passive-damping design using a decentralized velocity-feedback H-infinity approach 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2012-12-16)
    Article
    Open Access
    In this work, a new strategy to design passive energy dissipation systems for vibration control of large structures is presented. The method is based on the equivalence between passive damping systems and fully decentralized ...
  • Passive-damping design for vibration control of large structures 

    Palacios Quiñonero, Francisco; Karimi, Hamid Reza; Rubió Massegú, Josep; Rossell Garriga, Josep Maria (IEEEXPLORE, 2013)
    Conference report
    Open Access
    In this work, a systematic strategy to design passive damping systems for structural vibration control is presented. The proposed design methodology is based on the equivalence between decentralized static velocity-fe ...
  • Recent advances in static output-feedback controller design with applications to vibration control of large structures 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2014-12)
    Article
    Open Access
    In this paper, we present a novel two-step strategy for static output-feedback controller design. In the first step, an optimal state-feedback controller is obtained by means of a linear matrix inequality (LMI) formulation. ...
  • Sequential design of multioverlapping controllers for structural vibration control of tall buildings under seismic excitation 

    Karimi, Hamid Reza; Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Rubió Massegú, Josep (2012-11-30)
    Article
    Open Access
    In this article, a computationally effective strategy to obtain multioverlapping controllers via the inclusion principle is applied to design a state-feedback multioverlapping linear-quadratic regulator controller for a ...
  • Sobre l'ordenació de les arrels reals de les derivades de polinomis a coeficients reals. 

    Rubió Massegú, Josep (Universitat Politècnica de Catalunya, 2005-02-10)
    Doctoral thesis
    Open Access
    Alguns problemes clàssics sobre teoria analítica de polinomis estan relacionats amb un problema més general: determinar com estan ordenades les arrels reals d'un polinomi a coeficients reals i les arrels reals de totes les ...
  • Static output-feedback control for vehicle suspensions: a single-step linear matrix inequality approach 

    Rubió Massegú, Josep; Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2013-12-20)
    Article
    Open Access
    In this paper, a new strategy to design static output-feedback controllers for a class of vehicle suspension systems is presented. A theoretical background on recent advances in output-feedback control is first provided, ...
  • Static output-feedback controller design for structural vibration control: a two-step LMI approach 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2014)
    Conference report
    Restricted access - publisher's policy
    This paper presents a novel controller design strategy, which allows computing static output-feedback controllers by solving two successive linear matrix inequality (LMI) optimization problems. This strategy is conceptually ...
  • Static output-feedback controller design for vehicle suspensions: an effective two-step computational approach 

    Rubió Massegú, Josep; Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2014-10-16)
    Article
    Open Access
    In this study, a novel two-step methodology is applied in designing static output-feedback controllers for a class of vehicle suspension systems. Following this approach, an effective synthesis of static output-feedback ...
  • Static output-feedback control under information structure constraints 

    Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza; Palacios Quiñonero, Francisco (2013-01)
    Article
    Open Access
    An important challenge in the static output-feedback control context is to provide an isolated gain matrix possessing a zero-nonzero structure, mainly in problems presenting information structure constraints. Although ...
  • Stewart platform 

    Blanes Priego, Manel; Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Rubió Massegú, Josep; Vicente Rodrigo, Jesús (Escola Politècnica Superior d'Enginyeria de Manresa (EPSEM) - UPC, 2015-11)
    Audiovisual
    Open Access
    Una plataforma Stewart o robot paral•lel és un mecanisme capaç de simular moviments amb sis graus de llibertat, és a dir, tres moviments lineals i tres de rotacionals. D’aquesta manera es poden reproduir en el laboratori ...
  • Structural vibration control for a class of connected multistructure mechanical systems 

    Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Rubió Massegú, Josep; Karimi, Hamid Reza (2012-10-21)
    Article
    Open Access
    A mathematical model to compute the overall vibrational response of connected multistructure mechanical systems is presented. Using the proposed model, structural vibration control strategies for seismic protection of ...
  • Tracking control for a Stewart platform prototype 

    Rossell Garriga, Josep Maria; Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Vicente Rodrigo, Jesús (2015)
    Conference report
    Restricted access - publisher's policy
    A Stewart platform is a well-known mechanism which can be used for a wide variety of vibration control problems. In this paper, an LQR controller for a Stewart platform prototype is proposed which, combined with a proportional ...
  • Vibration control for adjacent structures using local state information 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2014-06)
    Article
    Open Access
    In this paper, a novel strategy for structural vibration control of multi-structure systems is presented. This strategy pays particular attention to mitigating negative interstructure interactions. Moreover, it is based ...
  • Vibration control strategy for large-scale structures with incomplete multi-actuator system and neighbouring state information 

    Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Karimi, Hamid Reza (2016-02)
    Article
    Open Access
    The synthesis of optimal controllers for vibrational protection of large-scale structures with multiple actuation devices and partial state information is a challenging problem. In this study, the authors present a design ...
  • Zero and coefficient inequalities for hyperbolic polynomials 

    Rubió Massegú, Josep; Díaz Barrero, José Luis; Rubió Díaz, Pedro (2006-03)
    Article
    Open Access
    In this paper using classical inequalities and Cardan-Viète formulae some inequalities involving zeroes and coefficients of hyperbolic polynomials are given. Furthermore, considering real polynomials whose zeros lie in ...