Now showing items 17333-17352 of 72678

  • Cuppy the cupcake 

    Mayor Ros, Aleix (Universitat Politècnica de Catalunya, 2013)
    Bachelor thesis
    Restricted access - author's decision
  • Cure kinetics modeling and thermomechanical properties of cycloaliphatic epoxy-anhydride thermosets modified with hyperstar polymers 

    Belmonte, Alberto; Daebritz, Frank; Ramis Juan, Xavier; Serra Albet, Àngels; Void, Brigitte; Fernández Francos, Xavier (2014-09-15)
    Article
    Restricted access - publisher's policy
    Hyperstar polymers (HSPs) with hyperbranched aromatic polyester core and arms consisting of block copolymers of poly(methyl methacrylate) and poly(hydroxyethyl methacrylate) have been used as polymeric modifiers in ...
  • Cures pal·liatives 

    Trigueros Moreno, Adrián (2010-04-27)
    Audiovisual
    Open Access
  • Curitiba: metrópole modelo ou urbe segregada? A questão habitacional e a apartação social em uma metrópole no Sul do Brasil 

    Carvalho, André de Souza (Departament d’Urbanisme i Ordenació del Territori. Universitat Politècnica de CatalunyaMaestría en Planeación Urbana y Regional. Pontificia Universidad Javeriana de Bogotá, 2014-06)
    Conference report
    Open Access
    Referência no planejamento urbano brasileiro, Curitiba também se destaca no Brasil com bons índices econômicos e de qualidade de vida. Todavia, os diferenciais urbanos das regiões centrais da cidade contrastam com uma ...
  • Currency management system: a distributed banking service for the grid 

    León Gutiérrez, Xavier; Navarro Moldes, Leandro (2007-07)
    Conference lecture
    Open Access
    Market based resource allocation mechanisms require mechanisms to regulate and manage the usage of traded resources. One mechanism to control this is the definition of some kind of currency. Within this context, we have ...
  • Current balancing strategy in parallel-connected legs of power inverters 

    Pou Félix, Josep; Zaragoza Bertomeu, Jordi; Capellá Frau, Gabriel José; Gabiola, Igor; Salvador, Ceballos; Robles Sestafe, Eider (EPE Association, 2009-10-31)
    Conference lecture
    Open Access
    The parallel connection of inverter legs is a way to increase the output currents and thus the converter rated power. The connection is made by inductors and a critical issue is to achieve balanced currents among the legs. ...
  • Current control design for three-phase grid-connected inverters using a pole placement technique based on numerical models 

    Citro, Costantino; Gavriluta, Catalin; Nizak Md, H. K.; Beltran, H. (2012)
    Conference lecture
    Restricted access - publisher's policy
    This paper presents a design procedure for linear current controllers of three-phase grid-connected inverters. The proposed method consists in deriving a numerical model of the converter by using software simulations and ...
  • Current control method for distributed generation power generation plants under grid fault conditions 

    Rodríguez Cortés, Pedro; Luna Alloza, Álvaro; Hermoso Costa, Juan Ramón; Etxeberria Otadui, Ion; Teodorescu, Remus; Blaabjerg, Frede (IEEE Computer Society Publications, 2011)
    Conference report
    Restricted access - publisher's policy
    The operation of distributed power generation systems under grid fault conditions is a key issue for the massive integration of renewable energy systems. Several studies have been conducted to improve the response of ...
  • Current harmonics cancellation in three-phase four-wire systems by using a four-branch star filtering topology 

    Rodríguez Cortés, Pedro; Candela García, José Ignacio; Luna Alloza, Álvaro; Asiminoaei, Lucian; Teodorescu, R.; Blaabjerg, F. (2009-08)
    Article
    Open Access
    This paper presents a new solution for filtering current harmonics in three-phase four-wire networks. The original four-branch star (FBS) filter topology presented in this paper is characterized by a particular layout ...
  • Current improvement of a grid-connected photovoltaic system under unbalanced voltage conditions 

    Mirhosseini, Mitra; Pou Félix, Josep; Agelidis, Vassilios (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference report
    Restricted access - publisher's policy
    This paper discusses the performance of a large-scale grid-connected photovoltaic system (GCPS) under unbalanced voltage sag conditions in the grid. By applying the droop control to address the low-voltage-ride-through ...
  • Current situation and countermeasures of port logistics park information construction 

    Liu, Zhen; Li, Ya; Dai, Wei; Zhang, Runtong (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2013-04)
    Article
    Open Access
    Purpose: Improve work efficiency of logistics park department, and drive the economy of the park and its surrounding areas. Design/methodology/approach: Analyze the information development situation and existent questions ...
  • Current status and trends of the environmental performance in European ports 

    Puig Duran, Martí; Wooldridge, Chris; Michail, Antonis; Darbra Roman, Rosa Maria (2015)
    Article
    Restricted access - publisher's policy
    This paper investigates the current status and trends over time in the environmental performance of European ports. The research is based on the provision of data from 79 European ports on issues related to their environmental ...
  • Current status of the 12 MeV UPC race-track microtron 

    Koubychine Merkulov, Youri Alexandrovich; Berenguer Sau, Jordi; Crisol, A; Gonzalez, Xavier; Montoro López, Gabriel; Rigla Perez, Juan Pablo; Roure Fernández, Francisco; Carrillo, David; Garcia-Tabares, Luis; Toral, F; Lucas, J; Aloev, A.V.; Shvedunov, V.I. (2009)
    Conference lecture
    Open Access
    A com­pact race-track mi­crotron (RTM) with the max­i­mal out­put en­er­gy 12 MeV is under con­struc­tion at the Uni­ver­si­tat Politècnica de Catalun­ya (UPC) in col­lab­o­ra­tion with the Sko­belt­syn In­sti­tute of ...
  • Current Topics on Risk Analysis: ICRA6 and RISK2015 Conference 

    Guillén, Montserrat; Juan Pérez, Ángel Alejandro; Ramalhino Lourenço, Helena; Serra Mochales, Isabel; Serrat Piè, Carles (Fundación MAPFRE, 2015-05)
    Book
    Open Access
    Artículos presentados en la International Conference on Risk Analysis ICRA 6/RISK 2015, celebrada en Barcelona del 26 al 29 de mayo de 2015.
  • Current Trends of Topology Discovery in OpenFlow-based Software Defined Networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (2015-09)
    External research report
    Open Access
    The explosion of Internet services such as video on demand, big data, server virtualization and cloud services is among the trends driving the networking industry to change traditional network architectures to more flexible ...
  • Current-balancing technique for interleaved voltage source inverters with magnetically coupled legs connected in parallel 

    Capellá Frau, Gabriel José; Pou Félix, Josep; Ceballos Recio, Salvador; Zaragoza Bertomeu, Jordi; Agelidis, Vassilios (Institute of Electrical and Electronics Engineers (IEEE), 2015-03-01)
    Article
    Open Access
    Connecting legs in parallel in a voltage source inverter is a way to increase the output current and, thus, its rated power. The connection can be made using either coupled or uncoupled inductors, and achieving an even ...
  • Current-induced concentration polarization of interfaces between non-ideally perm-selective ion-exchange media and electrolyte solutions 

    Yaroshchuk, Andriy (2012-04-01)
    Article
    Restricted access - publisher's policy
    In non-ideally perm-selective ion-exchange media and/or nano-porous/nano-channel systems, ion transport numbers depend on the salt concentration. Under conditions of current-induced polarization, this concentration changes ...
  • Current-Mode One-Cycle Control Applied to Linear-Assisted DC/DC Converters 

    Martínez García, Herminio; Grau Saldes, Antoni; Bolea Monte, Yolanda; Martínez González, Rubén (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
    Conference report
    Open Access
    This article shows the proposal of an current-mode one-cycle control for linear-assisted DC/DC converters. Linearassisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in the ...
  • Current-mode one-cycle control applied to linear–assisted DC/DC converters 

    Martínez García, Herminio; Grau Saldes, Antoni; Bolea Monte, Yolanda (2012)
    Conference report
    Restricted access - publisher's policy
    This article shows the proposal of a current-mode one-cycle control for linear-assisted DC/DC converters. Linear-assisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in ...
  • Current-mode one-cycle control applied to linear–assisted DC/DC converters 

    Martínez García, Herminio; Grau Saldes, Antoni; Bolea Monte, Yolanda; Gámiz Caro, Juan (2011)
    Conference lecture
    Open Access
    This article shows the proposal of an current-mode one-cycle control for linear-assisted DC/DC converters. Linear-assisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in ...