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Ara es mostren els items 16-35 de 56

    • Day-ahead micro-market design for distributed energy resources 

      Olivella Rosell, Pol; Viñals Canal, Guillem; Sumper, Andreas; Villafafila Robles, Roberto; Bremdal, Bernt; Ilieva, Iliana; Ottesen, Stig Odegaard (2016)
      Text en actes de congrés
      Accés obert

    • Deterministic and Probabilistic Assessment of the Impact of the Electrical Vehicles on the Power Grid 

      Valsera Naranjo, Eduardo; Sumper, Andreas; Lloret Gallego, Pau; Villafafila Robles, Roberto; Sudrià Andreu, Antoni (2010-03-23)
      Text en actes de congrés
      Accés obert
      This paper analyzes the impact of the charge of EVs(Electrical Vehicles) on a power grid. In order to simulate the behavior of the EV charging on the grid a model of its battery has been found (EV’s charging curve). As the ...

    • El auge de los recursos energéticos distribuidos 

      Villafafila Robles, Roberto; Olivella Rosell, Pol; Sudrià Andreu, Antoni (Grupo Tecnipublicaciones, 2013-01)
      Article
      Accés restringit per política de l'editorial
      La generación de electricidad se ha realizado tradicionalmente en grandes centrales operadas de manera centralizada. Sin embargo, la tendencia actual es la generación distribuida, que presenta nuevos retos y oportunidades ...

    • El ecosistema del vehículo eléctrico 

      Villafafila Robles, Roberto; Olivella Rosell, Pol; Heredero Peris, Daniel; Sudrià Andreu, Antoni (Grupo Tecnipublicaciones, 2013-06)
      Article
      Accés restringit per política de l'editorial
      Las ventas de vehículos eléctricos en España se incrementaron casi un 30% en el 2012 respecto al 2011, aunque solo representaron un 0,07% del total. Sin embargo, se continúa trabajando para alcanzar las cifras esperadas. ...

    • Electromechanical modelling and control of a micro-wind generation system for isolated low power DC micro grids 

      Colet Subirachs, Alba; Gomis Bellmunt, Oriol; Clos Costa, Daniel; Martín Segura, Guillermo; Junyent Ferré, Adrià; Villafafila Robles, Roberto; Villafafila Robles, Roberto; Ferrer Martí, Laia (2010-06-01)
      Article
      Accés obert
      This paper describes the modelling and control of a micro-wind generation system, based on an axial flux permanent magnet synchronous generator (PMSG), for isolated low power DC micro grids. The system consists of a ...

    • Embotellando energía: el sueño de los eléctricos 

      Mascarell, Eduardo; Villafafila Robles, Roberto (Grupo Tecnipublicaciones, 2009-05)
      Article
      Accés restringit per política de l'editorial
      La electricidad se genera en el mismo instante en que se consume porque, hasta ahora, no se ha podido almacenar en cantidades significativas. La evolución de la tecnología está permitiendo pensar que en un futuro esto sí ...

    • Energy efficiency for low-income households 

      Ugarte, Sergio; van der Ree, Bart; Voogt, Monique; Eichhammer, Wolfgang; Ordoñez, José Antonio; Reuter, Matthias; Schlomann, Barbara; Lloret Gallego, Pau; Villafafila Robles, Roberto (2016-11)
      Report de recerca
      Accés obert
      This study analyses the impacts that energy efficiency has on low-income households; to what degree energy efficiency policies should specifically target low-income households; and in which circumstances they should be ...

    • Evaluation of the effects of smart charging strategies and frequency restoration reserves market participation of an electric vehicle 

      Rücker, Fabian; Merten, Michael; Gong, Jingyu; Villafafila Robles, Roberto; Schoeneberger, Ilka; Sauer, Dirk Uwe (2020-06-01)
      Article
      Accés obert
      The emergence of electric vehicles offers the opportunity to decarbonize the transportation and mobility sector. With smart charging strategies and the use of electricity generated from renewable sources, electric vehicle ...

    • Experimental validation of a single phase Intelligent Power Router 

      Rodríguez Bernuz, Joan Marc; Prieto Araujo, Eduardo; Girbau Llistuella, Francesc; Sumper, Andreas; Villafafila Robles, Roberto; Vidal Clos, Josep-Andreu (2015-12)
      Article
      Accés restringit per política de l'editorial
      Current power networks are facing numerous challenges in transmission and distribution in order to accommodate distributed generation from renewables. As a result, the current grid needs to evolve towards a system with ...

    • Feasibility assessment of industrial demand response 

      Forero Quintero, José Fernando; Villafafila Robles, Roberto; Montesinos Miracle, Daniel (2022-07-06)
      Capítol de llibre
      Accés restringit per política de l'editorial
      As seen in this chapter, a cost-benefits analysis (CBA) is needed to measure IDR profitability. Such CBA should incorporate a LCC approach, which describe all cost involved in each stage of the IDR development cycle. ...

    • Impedance measurement and detection frequency bandwidth, a valid island detection proposal for voltage controlled inverters 

      Llonch Masachs, Marc; Heredero Peris, Daniel; Chillón Antón, Cristian; Montesinos Miracle, Daniel; Villafafila Robles, Roberto (Multidisciplinary Digital Publishing Institute, 2019-03-18)
      Article
      Accés obert
      Anti-islanding detection methods have been part of a secure operation for distributed energy resource inverters, avoiding the creation of non-intentional energization when the mains are lost. These detection mechanisms ...

    • Instal·lació d'infraestructura de recàrrega del vehicle elèctric (Col·leció Quadern pràctic; 9) 

      Farran i Poca, Assumpta; Palacín i Farré, Pere; Amores Bravo, Xavier; Morer, Lluís; Castells, Jordi; Escobar, Miquel Àngel; Villafafila Robles, Roberto; Lloret Gallego, Pau; Ramírez Pisco, Rodrigo (2019-02)
      Report de recerca
      Accés obert
      El vehicle elèctric s’està convertint en la principal alternativa tecnològica als vehicles de combustió interna. L’interès creixent per la mobilitat elèctrica s’ha convertit en un fenomen comú a molts països de la Unió ...

    • International tendencies on energy security: a review on national energy policies in the electrical sector 

      Fuentes Ruiz, Sergio; Villafafila Robles, Roberto; Olivella Rosell, Pol (2019-05-03)
      Article
      Accés obert
      Energy security constitutes a priority within national energy policies. The international trend of energy transitions has fostered electrification of the energy systems, so it results imperative to study how the concept ...

    • INVADE Flexibility centralized algorithm to manage electric vehicles under DSO requests in buildings with limited information 

      Olivella Rosell, Pol; Lloret Gallego, Pau; Barja Martínez, Sara; Villafafila Robles, Roberto; Díaz González, Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés obert
      This paper exposes a flexibility management algorithm to optimize the operation of behind-the-meter charging infrastructure in a building including external flexibility requests from the local distribution system operator. ...

    • La superconductividad: un potencial muy atractivo 

      Lloret Gallego, Pau; Molas Balada, Lluís; Villafafila Robles, Roberto; Sudrià Andreu, Antoni; Rull Duran, Joan; Sumper, Andreas (Grupo Tecnipublicaciones, 2008-02)
      Article
      Accés restringit per política de l'editorial
      La superconductividad es la capacidad que poseen ciertos materiales de presentar una resistencia al paso de la electricidad prácticamente nula en determinadas condiciones. Así, las pérdidas de energía son cercanas a cero, ...

    • Laboratori remot de proteccions elèctriques 

      Villafafila Robles, Roberto (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2012-02-07)
      Comunicació de congrés / Text en actes de congrés
      Accés obert

    • Local flexibility market design for aggregators providing multiple flexibility services at distribution network level 

      Olivella Rosell, Pol; Lloret Gallego, Pau; Villafafila Robles, Roberto; Sumper, Andreas; Ottesen, Stig Odegaard; Rajasekharan, Jayaprakash; Bremdal, Bernt (2018-04-02)
      Article
      Accés obert
      This paper presents a general description of local flexibility markets as a market-based management mechanism for aggregators. The high penetration of distributed energy resources introduces new flexibility services like ...

    • Mejora de eficiencia energética en redes de distribución 

      Ramírez Pisco, Rodrigo; Pezzini, Paola; Villafafila Robles, Roberto (Grupo Tecnipublicaciones, 2008-02-01)
      Article
      Accés restringit per política de l'editorial

    • Microrred de laboratorio para la emulación de recursos energéticos distribuidos 

      Vinyals Canal, Guillem; Vidal Clos, Josep Andreu; Clariana Colet, Gerard; Prieto Araujo, Eduardo; Villafafila Robles, Roberto; Gomis Bellmunt, Oriol; Sudrià Andreu, Antoni (2014)
      Comunicació de congrés
      Accés obert
      A continuación se describe el desarrollo de una microrred de laboratorio que permite desarrollar una gran variedad de experimentos relacionados con la integración de recursos energéticos distribuidos en la red eléctrica. ...

    • Modeling and validation of a flywheel energy storage lab-setup 

      Díaz González, Francisco; Sumper, Andreas; Gomis Bellmunt, Oriol; Villafafila Robles, Roberto (2012)
      Text en actes de congrés
      Accés obert
      This work deals with the modeling, control and experimental validation of a flywheel test bench which is part of IREC’s lab-scale microgrid. The storage device has been designed as a proof of concept. It is based on a ...