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Ara es mostren els items 9-28 de 159

    • A mathematical framework for structural control integration 

      Rossell Garriga, Josep Maria; Rodellar Benedé, José; Palacios Quiñonero, Francisco; Rubió Massegú, Josep (Trans Tech Publications, 2012)
      Text en actes de congrés
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      In this paper, some control strategies to design decentralized controllers are developed and discussed. These strategies are based on the Inclusion Principle, a very useful mathematical framework to obtain decentralized ...

    • A nonlinear damping control for the vibration mitigation of the benchmark highway bridge 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Pozo Montero, Francesc; Rodellar Benedé, José (2009-08)
      Article
      Accés obert
      Active, passive and semi-active controls have been extensively considered to improve the protection of structures against earthquakes. In this paper, we present a new nonlinear damper, which is then applied to a three-dimensional ...

    • A review of impact damage detection in structures using strain data 

      Mujica Delgado, Luis Eduardo; Rodellar Benedé, José; Vehí Casellas, José (2010)
      Article
      Accés obert
      This paper aims to provide a state-of-the-art review on impact damage detection techniques in structures using strain data. An overview of impact detection systems is provided. These include sensors, specimens, and impact ...

    • A robust procedure for Damage detection from strain measurements based on Principal Component Analysis 

      Güemes Gordo, Alfredo; Sierra Pérez, Julián; Rodellar Benedé, José; Mujica Delgado, Luis Eduardo (2013-04-17)
      Article
      Accés restringit per política de l'editorial
      FBGs are excellent strain sensors, because of its low size and multiplexing capability. Tens to hundred of sensors may be embedded into a s tructure, as it has already been demonstrated. Nevertheless, they only afford ...

    • A velocity-based seismic control for base-isolated building structures 

      Pozo Montero, Francesc; Acho Zuppa, Leonardo; Rodellar Benedé, José; Rossell Garriga, Josep Maria (American Automatic Control Council, 2009-06-10)
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      Passive, active and semi-active control have been extensively considered to improve the protection of base-isolated structures against earthquakes. This paper presents a strategy to apply control forces to the base of an ...

    • Acceleration-based fault-tolerant control design of offshore fixed wind turbines 

      Tutivén Gálvez, Christian; Vidal Seguí, Yolanda; Rodellar Benedé, José; Acho Zuppa, Leonardo (2016)
      Article
      Accés obert
      Wind turbines (WTs) are basically controlled by varying the generator load torque (with the so-called torque control) and the blade pitch angles (with the so-called pitch control) based on measurement of the generator shaft ...

    • Active piezoelectric system using PCA 

      Tibaduiza Burgos, Diego Alexander; Mujica Delgado, Luis Eduardo; Güemes Gordo, Alfredo; Rodellar Benedé, José (2010)
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      In previous work by the authors, an aircraft turbine blade was used to show that T and Q-statistics formulation based in Principal Components Analysis (PCA) are successful indices to detect and distinguish damages. In ...

    • Active-passive control strategy for adjacent buildings 

      Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Rodellar Benedé, José; Karimi, Hamid Reza (2011)
      Comunicació de congrés
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      In this paper, a control strategy to mitigate the vibrational response of adjacent buildings under seismic excitation is presented. The proposed strategy combines interbuilding passive actuators with active actuators ...

    • Active-passive decentralized H-infinity control for adjacent buildings under seismic excitation 

      Palacios Quiñonero, Francisco; Rossell Garriga, Josep Maria; Rodellar Benedé, José; Karimi, Hamid Reza (2011)
      Comunicació de congrés
      Accés obert
      In this paper, a control strategy to reduce the vibrational response of adjacent buildings under seismic excitation is presented. The proposed strategy combines passive linking elements with an active decentralized ...

    • Adaptive backstepping control of a class of hysteretic systems 

      Ikhouane, Fayçal; Mañosa Fernández, Víctor; Rodellar Benedé, José (SPIE Press. The International Society for Optical Engineering, 2003-08-01)
      Capítol de llibre
      Accés obert
      A backstepping-based adaptive control is designed for a class of one degree of freedom hysteretic system. The true hysteretic behavior does not need to be known for the controller design. A polynomial description is assumed ...

    • Adaptive backstepping control of some uncertain nonlinear oscillators 

      Ikhouane, Fayçal; Mañosa Fernández, Víctor; Rodellar Benedé, José (IEEE Press. Institute of Electrical and Electronics Engineers, 2003-12)
      Capítol de llibre
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      A backstepping-based adaptive controller is designed for a class of uncertain second orded nonlinear systems under the strict-feedback form. It is shown that the closed loop is globally uniformly ultimately bounded and we ...

    • Adaptive predictive control of a base-isolated hysteretic system 

      Ponce de León Puig, Nubia Ilia; Acho Zuppa, Leonardo; Rodellar Benedé, José (2017)
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      This article proposes an adaptive predictive control design technique to mitigate the displacement in a hysteretical base-isolated system seismically perturbed. The obtained predictive control law is based on the ...

    • Advanced vibration control of large structures with distributed multi-actuator system and partial state information 

      Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Rodellar Benedé, José (International Centre for Numerical Methods in Engineering (CIMNE), 2017)
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      In this paper, the design and performance of partial-state controllers with incomplete multi-actuation systems for the seismic protection of tall buildings is investigated. The proposed approach considers a partially ...

    • Un algoritmo para el diseño de un controlador en lazo abierto en canales 

      Soler, Joan; Gómez, Manuel; Rodellar Benedé, José (Universitat Politècnica de Catalunya. CIMNE, 2011)
      Article
      Accés obert
      Cuando se realiza cualquier movimiento de compuerta u otro mecanismo de control de un canal en lámina libre, se produce una respuesta del flujo que puede tardar mucho tiempo en notarse en el lugar del canal en que se generó ...

    • An adaptive predictive approach for river level forecasting 

      Aguilar, Jose Vicente; Langarita, Pedro; Linares, Lorenzo; Gómez Valentín, Manuel; Rodellar Benedé, José (IEEE, 2011)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Efficient flood management requires accurate real time forecasts to allow early warnings, real time control of hydraulics structures or other actions. Commercially available computing tools typically use, for flow or level ...

    • An Adaptive Predictive control scheme with dynamic Hysteresis Modulation applied to a DC-DC buck converter 

      Ponce de León Puig, Nubia Ilia; Bozalakov, Dimitar; Acho Zuppa, Leonardo; Vandevelde, Lieven; Rodellar Benedé, José (2020-05-18)
      Article
      Accés obert
      This article proposes a recent Adaptive Predictive (AP) control technique applied to a DC-DC buck converter. This converter topology has a wide range of applications in the current electronic and electrical systems that ...

    • An isolation device for near-fault ground motions 

      Abdel Kareem Moustafa, Mohamed Ismail; Rodellar Benedé, José; Pozo Montero, Francesc (2013-04)
      Article
      Accés restringit per política de l'editorial
      Seismic isolation is an appreciable control strategy that reduces the vibrations of structural and nonstructural systems induced by strong ground motions. However, under near-fault (NF) ground motion, the seismic isolation ...

    • An on-line statistic algorithm to fault detection in controlled systems: a study case 

      Ponce de León Puig, Nubia Ilia; Acho Zuppa, Leonardo; Rodellar Benedé, José (2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The main objective of this paper is to propose an on-line statistic algorithm for fault detection in non-linear dynamic systems based on data analysis. This discipline is a branch of the statistical science and it allows ...

    • Aplicación del algoritmo «GoRoSo» en el cálculo del cierre de emergencia del Canal de la Margen Izquierda del Delta del Ebro en caso de llegada de una avenida contaminada 

      Soler Guitart, Joan; Gómez Valentín, Manuel; Rodellar Benedé, José (2009-10)
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      Accés restringit per política de l'editorial

    • Atypical lymphoid cells circulating in blood in COVID-19 infection: morphology, immunophenotype and prognosis value 

      Merino González, Anna; Vlagea, Alexandru; Molina Borrás, Ángel; Egri, Natalia; Laguna Moreno, Javier; Barrera Llanga, Kevin Iván; Boldú Nebot, Laura; Acevedo Lipes, Andrea; Díaz Pavón, Mar; Sibina Buron, Francesc; Bascón, Francisca; Sibila Vidal, Oriol; Juan Otero, Manel; Rodellar Benedé, José (2020-01-01)
      Article
      Accés obert
      Aims Atypical lymphocytes circulating in blood have been reported in COVID-19 patients. This study aims to (1) analyse if patients with reactive lymphocytes (COVID-19 RL) show clinical or biological characteristics related ...