Ara es mostren els items 47-66 de 159

    • Contractibility of dynamic LTI controllers using complementary matrices 

      Bakule, Lubomir; Rodellar Benedé, José; Rossell Garriga, Josep Maria (2003-07)
      Article
      Accés obert
      A generalized structure of complementary matrices involved in the input-state-output inclusion principle for linear time-invariant systems including contractibility conditions for static state feedback controllers is well ...
    • Control activo de estructuras con aislamiento de base 

      López, Francisco; Inaudi, José; Rodellar Benedé, José (Centro Internacional de Métodos Numéricos en Ingeniería, 1992)
      Article
      Accés obert
      En este artículo se propone un sistema de control activo como protección antisismica suplementaria para edificios con aislamiento de base y se analiza su viabilidad de forma numérica. Se considera una única fuerza de control ...
    • Control activo no lineal de edificios con aislamiento de base 

      Barbat Barbat, Horia Alejandro; Molinares, N.; Rodellar Benedé, José (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 1994)
      Llibre
      Accés obert
      Se consideran edificios con sistema de aislamiento histerético y friccional, se desarrollan sus ecuaciones del movimiento y se describen procedimientos de cálculo numérico de la respuesta del sistema aislado. A continuación ...
    • Control digital predictivo de la respuesta sísmica de estructuras 

      Rodellar Benedé, José; Barbat Barbat, Horia Alejandro (1985)
      Article
      Accés obert
      En este artículo se desarrolla un controlador digital predictivo con aplicación en la reducción de la respuesta sísmica de estructuras. Su eficacia se comprueba controlando la respuesta de un modelo de reactor nuclear.
    • Control of base-isolated systems using force feedback 

      Pozo Montero, Francesc; Rodriguez Tsouroukdissian, Arturo; Acho Zuppa, Leonardo; Vidal Seguí, Yolanda; Rodellar Benedé, José (2011)
      Text en actes de congrés
      Accés obert
    • Control predictivo en sistemas de protección sísmica de estructuras 

      Andrade, R; Rodellar Benedé, José; López Almansa, Francisco (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 1993)
      Llibre
      Accés obert
      En las últimas décadas se ha propuesto la aplicación de técnicas de control activo al campo de las estructuras flexibles sometidas a acciones sísmicas, lo que ha dado lugar a una nueva filosofía de diseño conocida como ...
    • Control strategies for large-scale structural systems: high-raise buildings and multi-building systems 

      Palacios Quiñonero, Francisco; Rodellar Benedé, José; Rossell Garriga, Josep Maria; Rubió Massegú, Josep (Universitat Politècnica de Catalunya. Departament de Matemàtica Aplicada III (MA3), 2011)
      Text en actes de congrés
      Accés obert
      This work presents an overview of some recent developments made by the authors in the field of vibrational control of largescale structural systems subject to seismic excitations. The structural systems under consideration ...
    • Controllability-observability of expanded composite systems 

      Bakule, Lubomir; Rodellar Benedé, José; Rossell Garriga, Josep Maria (Elsevier, 2001-08-01)
      Article
      Accés obert
      The relation between original and expanded systems within the Inclusion Principle from the point of view of controllability–observability of both subsystems and composite systems is studied. It is proved that complementary ...
    • CSI algorithm: ‘Canal Survey Estimation’ to estimate the flow rate extracted from irrigation canals 

      Soler Guitart, Joan; Bonet Gil, Enrique; Gómez Valentín, Manuel; Rodellar Benedé, José (Edicions de la Universitat de Lleida (UdL), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The management of the water resources in a canal can be disturbed by the users, if the demand deliveries have been increased because a farmer obtained a greater flow than the scheduled delivery, the watermaster does not ...
    • Damage assessment in a stiffened composite panel using non-linear data-driven modelling and ultrasonic guided waves 

      Torres-Arredondo, Miguel Angel; Tibaduiza Burgos, Diego Alexander; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José; Fritzen, Claus-Peter (2013)
      Text en actes de congrés
      Accés obert
      Structural components made of composite materials are being used more often in aerospace and aeronautic structures due to their well-known properties such as high mass specific stiffness and strength. However, their ...
    • Damage detection in piping systems using pattern recognition techniques 

      Buethe, Inka; Torres-Arredondo, Miguel Angel; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José; Fritzen, Claus-Peter (2013)
      Text en actes de congrés
      Accés obert
      The interest in the propagation of ultrasound waves in pipe-like solid waveguides arises out of several areas of the structural health monitoring (SHM) community for the detection, localization and assessment of defects ...
    • Damage detection in the presence of outliers based on robust PCA 

      Gharibnezhad, Fahit; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José (2011)
      Text en actes de congrés
      Accés obert
      Identification of outliers in samples from univariate and multivariate populations has received considerable attention over the past few decades. Presence of outliers has undeniable effects on the results of statistical ...
    • Damage detection index based on statistical inference and PCA 

      Mujica Delgado, Luis Eduardo; Ruiz Ordóñez, Magda; Pozo Montero, Francesc; Rodellar Benedé, José (Destech, 2011)
      Comunicació de congrés
      Accés obert
      This paper is focused on the development of new estimators propounding if someone statistical law could estimate or infer a system without damage knowing its reliability. This new measurement considers each experiment, and ...
    • Damage detection using Andrew plots 

      Gharibnezhad, Fahit; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José (2011)
      Comunicació de congrés
      Accés obert
      In current work, Andrew plot is used as a new index to detect any probable damage in the structure. At the first step, using piezoelectric actuators and sensors, appropriate lamb wave is propagated and received through the ...
    • Damage detection using robust fuzzy principal component analysis 

      Gharibnezhad, Fahit; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José; Fritzen, Claus-Peter (2013)
      Text en actes de congrés
      Accés obert
      In this work Robust Fuzzy Principal Component Analysis (RFPCA) is used and compared with comparing with classical Principal Component Analysis (PCA) to detect and classify damages. It has been proved that the RFPCA method ...
    • Damage detection using robust PCA 

      Gharibnezhad, Fahit; Mujica Delgado, Luis Eduardo; Rodellar Benedé, José (2011-02-01)
      Capítol de llibre
      Accés obert
    • Data-driven multiactuator piezoelectric system for structural damage localization 

      Mujica Delgado, Luis Eduardo; Tibaduiza Burgos, Diego Alexander; Rodellar Benedé, José (2010)
      Comunicació de congrés
      Accés obert
      In initial studies, it has been shown that the combination of Principal Component Analysis (PCA) and the contribution plots of Q and T2-statistics can be considered an efficient technique to detect, distinguish and localize ...
    • Decentralised reliable guaranteed cost control of uncertain systems: an LMI design 

      Pujol Vázquez, Gisela; Rodellar Benedé, José; Rossell Garriga, Josep Maria; Pozo Montero, Francesc (2007-05)
      Article
      Accés obert
      The problem of designing a decentralised control scheme for a class of linear large scale interconnected systems with norm-bounded time-varying parameter uncertainties under a class of control failures is addressed. These ...
    • Design and experimental implementation of a hysteresis algorithm to optimize the maximum power point extracted from a photovoltaic system 

      Ponce de León Puig, Nubia Ilia; Acho Zuppa, Leonardo; Rodellar Benedé, José (2018-07-17)
      Article
      Accés obert
      In the several last years, numerous Maximum Power Point Tracking (MPPT) methods for photovoltaic (PV) systems have been proposed. An MPPT strategy is necessary to ensure the maximum power efficiency provided to the load ...
    • Design of distributed multi-actuator systems with incomplete state information for vibration control of large structures 

      Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Rodellar Benedé, José (Multidisciplinary Digital Publishing Institute, 2018-02)
      Article
      Accés obert
      In this paper, we investigate the design and performance of static feedback controllers with partial-state information for the seismic protection of tall buildings equipped with incomplete multi-actuation systems. The ...