Ara es mostren els items 20091-20110 de 90077

  • Controllability of second-order switched linear systems 

    Clotet Juan, Josep; García Planas, María Isabel; Magret Planas, Maria dels Dolors (2011-10)
    Report de recerca
    Accés obert
    We consider second-order switched linear systems and obtain sufficient conditions for such systems to be controllable.
  • Controllability of time-invariant singular linear systems 

    García Planas, María Isabel; Tarragona Romero, Sonia; Díaz, Adolfo (World Scientific, 2010)
    Capítol de llibre
    Accés restringit per política de l'editorial
    We consider triples of matrices (E; A;B), representing singular linear time invariant systems in the form Ex_ (t) = Ax(t)+Bu(t), with E;A 2 Mn(C) and B 2 Mn£m(C), under proportional and derivative feedback. Structural ...
  • Controllability of time-invariant singular linear systems 

    García Planas, María Isabel; Tarragona Romero, Sonia (2009-10-31)
    Text en actes de congrés
    Accés obert
    We consider triples of matrices (E; A;B), representing singular linear time invariant systems in the form Ex_ (t) = Ax(t) + Bu(t), with E;A 2 Mn(C) and B 2 Mn£m(C), under proportional and derivative feedback. Structural ...
  • Controllability study of an ethanol reforming process for hydrogen production 

    García, Vanesa Mariel; Serra, Maria; Llorca Piqué, Jordi (2011-05-01)
    Article
    Accés restringit per política de l'editorial
    A system for ethanol steam reforming and purification of carbon monoxide (CO) designed to feed a PEM fuel cell has been modelled. From the model, we study the sensitivity and controllability emphasizing the study of the ...
  • Controllability study of an ethanol steam reforming process for hydrogen production 

    Garcia Mariel, Vanesa; Serra, Maria; Llorca Piqué, Jordi (2011)
    Article
    Accés restringit per política de l'editorial
    A system for ethanol steam reforming and purification of carbon monoxide (CO) designed to feed a PEM fuel cell has been modelled. From the model, we study the sensitivity and controllability emphasizing the study of the ...
  • Controllable light diffraction in woodpile photonic crystals filled with liquid crystal 

    Ho, Chih-Hua; Cheng, Yu Chieh; Maigyte, Lina; Zeng, H; Trull Silvestre, José Francisco; Cojocaru, Crina; Wiersma, D.S.; Staliunas, Kestutis (2015-01-12)
    Article
    Accés obert
    An approach to switching between different patterns of light beams transmitted through the woodpile photonic crystals filled with liquid crystals is proposed. The phase transition between the nematic and isotropic liquid ...
  • Controllable patterns of parametric solitons 

    Minardi, S; Molina Terriza, Gabriel; Bramati, A; Ditrapani, P; Torner Sabata, Lluís; Pérez Torres, Juan; Petrov, D V; Soto-Crespo, J M (2001-12)
    Article
    Accés restringit per política de l'editorial
  • Controlled degradation stochastic resonance in adaptive averaging cell-based architectures 

    Aymerich Capdevila, Nivard; Cotofana, Sorin; Rubio Sola, Jose Antonio (2013-11)
    Article
    Accés restringit per política de l'editorial
    In this paper, we first analyze the degradation stochastic resonance (DSR) effect in the context of adaptive averaging (AD-AVG) architectures. The AD-AVG is the adaptive version of the well-known AVG architecture . It is ...
  • Controlled release of microencapsulated citronella essential oil on cotton and polyester matrices 

    Maestá Bezerra, Fabricio; García Carmona, Oscar; García Carmona, Carlos; Lis Arias, Manuel José; Faria de Moraes, Flávio (2016-04)
    Article
    Accés obert
    Microencapsulated finishes are an important element in the development of new textiles. In this context, a large area to be explored is microencapsulation of essential oils in textiles. This technique offers the possibility ...
  • Controlled switching of orbital angular momentum in an optical parametric oscillator 

    Aadhi, A.; Samanta, G. K.; Chaitanya Kumar, S.; Ebrahim-Zadeh, Majid (OSA, 2017-03-07)
    Article
    Accés obert
    Controlled switching of orbital angular momentum (OAM) of light at practical powers over arbitrary wavelength regions can have important implications for future quantum and classical systems. Here we report on a single ...
  • Controller placement problem in industrial networks 

    Macián Ribera, Sergi (Universitat Politècnica de Catalunya, 2016-09-30)
    Treball Final de Grau
    Accés obert
    In this work the Controller Placement Problem (CPP) for SDN architecture is studied when it is applied to industrial networks.
  • Controlling 3D holographic contents by personal devices 

    Barroso Laguna, Axel (Universitat Politècnica de Catalunya, 2014-12)
    Projecte/Treball Final de Carrera
    Accés obert
    [ANGLÈS] Foremost, this project explains the different sensors of a personal device (e.g. smartphone). After that, this study shows how to interact with holographic scenes. These scenes have been created by Blender. Blender ...
  • Controlling a Quadrotor with a Robotic Arm using Nonlinear Model Predictive Control 

    Chávez-Ferrer Marcos, Sebastián (Universitat Politècnica de Catalunya, 2015-01)
    Projecte Final de Màster Oficial
    Accés obert
    This thesis designs a method to control a quadrotor equipped with a robotic arm. The arm has been developed in Institut de Rob otica i Inform atica Industrial (CSIC-UPC), namely here IRI. During the project, an algorithm ...
  • Controlling chaotic transport in two-dimensional periodic potentials 

    Chacon, R.; Lacasta Palacio, Ana María (2010-10-07)
    Article
    Accés obert
    We uncover and characterize different chaotic transport scenarios in perfect two-dimensional periodic potentials by controlling the chaotic dynamics of particles subjected to periodic external forces in the absence of a ...
  • Controlling Cod in an UASB Reactor 

    Muñoz, Rafael; Angulo, Fabiola; Olivar, Gerard (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2007-07-16T10:47:09Z)
    Article
    Accés obert
  • Controlling individual agents in high-density crowd simulation 

    Pelechano Gómez, Núria; Allbeck, Jan; Badler, Norman (2007)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Simulating the motion of realistic, large, dense crowds of autonomous agents is still a challenge for the computer graphics community. Typical approaches either resemble particle simulations (where agents lack orientation ...
  • Controlling Network Latency in Mixed Hadoop Clusters: Do We Need Active Queue Management? 

    Fischer e Silva, Renan; Carpenter, Paul M. (IEEE, 2016-12-26)
    Text en actes de congrés
    Accés obert
    With the advent of big data, data center applications are processing vast amounts of unstructured and semi-structured data, in parallel on large clusters, across hundreds to thousands of nodes. The highest performance for ...
  • Controlling the leader-laggard dynamics in delay-synchronized lasers 

    Martínez González, Cristina; Torrent Serra, Maria del Carmen; García Ojalvo, Jordi (2007)
    Article
    Accés restringit per política de l'editorial
  • Controlling the likelihood of rogue waves in an optically injected semiconductor laser via direct current modulation 

    Perrone, Sandro; Vilaseca Alavedra, Ramon; Zamora-Munt, Jordi; Masoller Alonso, Cristina (2014-03-06)
    Article
    Accés obert
    Extreme and rare events are nowadays the object of intensive research. Rogue waves are extreme waves that appear suddenly in many natural systems, even in apparently calm situations. Here we study numerically the rogue ...
  • Controlling the morphology of poly(N -cyanoethylpyrrole) 

    Fabregat Jové, Georgina; Alemán Llansó, Carlos; Casas Becerra, María Teresa; Armelín Diggroc, Elaine Aparecida (2012-04-26)
    Article
    Accés restringit per política de l'editorial
    The morphology of poly(N-cyanoethylpyrrole) has been controlled through the polymerization process. This polymer has been prepared by anodic polymerization, chemical oxidative polymerization in emulsion medium, and ...