Now showing items 21-40 of 79

  • Control of grid-connected power converters based on a virtual admittance control loop 

    Rodríguez Cortés, Pedro; Candela García, José Ignacio; Citro, Costantino; Rocabert Delgado, Joan; Luna Alloza, Álvaro (2013)
    Conference report
    Restricted access - publisher's policy
    The connection of electronic power converters to the electrical network is increasing mainly due to massive integration of renewable energy systems. However, the electrical dynamic performance of these converters does ...
  • Decentralized primary control of MTDC networks with energy storage and distributed generation 

    Gavriluta, Catalin; Candela García, José Ignacio; Citro, Costantino; Rocabert Delgado, Joan; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2014-11-01)
    Article
    Restricted access - publisher's policy
    Multiterminal dc networks are drawing a lot of interest lately in applications related to distributed generation, particularly in those that also integrate energy storage (ES). A few approaches for controlling the operation ...
  • Desenvolupament de recursos per a la creació i gestio de material docent orientat a l’aprenentatge actiu que faciliti l’adaptació d’assignatures tècniques a l’EEES i la seva aplicació a l’ensenyament de circuits elèctrics 

    Bogarra Rodríguez, Santiago; Font Piera, Antonio; Alabern Morera, Francesc Xavier; Rodríguez Cortés, Pedro; Grau Gotés, Maria Àngela; Pallarés Viña, Miguel Juan; Rocabert Delgado, Joan; Rolán Blanco, Alejandro; García Espinosa, Antonio (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-06-04)
    Conference lecture
    Open Access
    L'autoaprenentatge i l’autoavaluació d’assignatures tècniques requereixen eines de càlcul que no estan disponibles dintre del campus virtual ATENEA, per aquest motiu s’ha incorporat al campus virtual de la UPC el software ...
  • Desenvolupament de recursos per a la creació i gestió de material docent orientat a l’aprenentatge actiu que faciliti l’adaptació d’assignatures tècniques a l'EEES i la seva aplicació a l’ensenyament de circuits elèctrics 

    Bogarra Rodríguez, Santiago; Font Piera, Antonio; Alabern Morera, Francesc Xavier; Rodríguez Cortés, Pedro; Grau Gotés, Maria Àngela; Pallarés Viña, Miguel Juan; Rocabert Delgado, Joan; Rolán Blanco, Alejandro; García Espinosa, Antonio; Marsó Riera, Arnau; Jaime Salillas, Francisco; Tarrés Soler, Mireia (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-02-11)
    Conference lecture / Conference report
    Open Access
    L'autoaprenentatge i l’autoavaluació d’assignatures tècniques requereixen eines de càlcul que no estan disponibles dintre del campus virtual ATENEA, per aquest motiu s’ha incorporat al campus virtual de la UPC el software ...
  • Diode-clamped multilevel converters with integrable gate-driver power-supply circuits 

    Busquets Monge, Sergio; Rocabert Delgado, Joan; Crébier, Jean-Christophe; Peracaula Roura, Joan (2009)
    Conference lecture
    Open Access
    This paper presents a novel modulation for a two-stage dc-ac power converter with high-frequency isolation installed in a photovoltaic stand-alone system. The presented modulation, which is designed for the converter ...
  • Enhanced control for improving the operation of grid-connected power converters under faulty and saturated conditions 

    Shahparasti, Mahdi; Catalán, Pedro; Fazlin Roslan, Nurul; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Luna Alloza, Álvaro (2018-02-28)
    Article
    Open Access
    In renewable energy based systems Grid-Connected Voltage Source Converters (GC-VSC) are used in many applications as grid-feeding converters, which transfer the power coming from the renewable energy sources to the grid. ...
  • Enhanced power calculator for droop control in single-phase systems 

    Azevedo, Gustavo M.S.; Calvancanti, M; Bradaschia, F.; Neves, F.; Rocabert Delgado, Joan; Rodríguez Cortés, Pedro (IEEE, 2011)
    Conference report
    Restricted access - publisher's policy
    Droop control is a common method to parallel operation of inverters. This method uses the average values of power components which are usually obtained through low-pass filters. However, in single-phase systems the power ...
  • Flexible grid connection and islanding of SPC-based PV power converters 

    Rodríguez Cortés, Pedro; Citro, Costantino; Candela García, José Ignacio; Rocabert Delgado, Joan; Luna Alloza, Álvaro (2018-05-01)
    Article
    Open Access
  • Flexible grid connection and islanding of SPC-based PV power converters 

    Rodríguez Cortés, Pedro; Citro, Costantino; Candela García, José Ignacio; Rocabert Delgado, Joan; Luna Alloza, Álvaro (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Open Access
    Photovoltaic power plants (PV) are equipped with anti-islanding algorithms, embedded in the converters controller, to avoid the island operation. However, the current trends in the development of the future electrical ...
  • Four-branch star neutral current hybrid power filter and var compensator 

    Rodríguez Cortés, Pedro; Candela García, José Ignacio; Luna Alloza, Álvaro; Teodorescu, Remus; Blaabjerg, F.; Rocabert Delgado, Joan (2010)
    Conference report
    Open Access
    This paper presents a solution for filtering current harmonics in three-phase four-wire networks based on the usage of a four-branch star (FBS) filter topology. The specific layout of single-phase inductors and capacitors ...
  • Frequency support properties of the synchronous power control for grid-connected converters 

    Zhang, Weiyi; Remón Rodríguez, Daniel; Rocabert Delgado, Joan; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2016)
    Conference report
    Restricted access - publisher's policy
    Grid-connected converters with primary frequency control and inertia emulation have emerged and are promising for future renewable generation plants because of the contribution in power system stabilization. This paper ...
  • Fuzzy gain scheduling based grid synchronization system responsive to the electrical network conditions 

    Rouzbehi, Kumars; Luna Alloza, Álvaro; Rocabert Delgado, Joan; Catalán, Pedro; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    In power conversion applications grid synchronization systems should face very different network operating conditions such as: generic grid connection, faulty or distorted scenarios or islanded conditions among others. ...
  • Generation frequency support by renewable SSG SPC unit on interconnected areas 

    Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro (2017)
    Conference report
    Restricted access - publisher's policy
    Supporting frequency inside of each generation area as well as keeping proper synchronism condition between interconnected areas are two main challenges for grid operators. In this paper, after analysis of structure of ...
  • Grid resonance attenuation in long lines by using renewable energy sources 

    Muñoz Aguilar, Raúl Santiago; Candela García, José Ignacio; Rocabert Delgado, Joan; Rodríguez Cortés, Pedro (2017)
    Conference report
    Open Access
    In this paper the grid harmonic resonance on long lines is studied, in particular the resonance phenomena between the grid series inductance and the line parallel capacitor. Later, the resonance is attenuated by using a ...
  • Grid synchronization for advanced power processing and FACTS in wind power systems 

    Luna Alloza, Álvaro; Rocabert Delgado, Joan; Vázquez Guzmán, Gerardo; Rodríguez Cortés, Pedro; Teodorescu, Remus; Córcoles López, Felipe (2010)
    Conference report
    Open Access
    The high penetration of wind power systems in the electrical network has introduced new issues in the stability and transient operation of the grid. By means of providing advanced functionalities to the existing power ...
  • Grid voltage harmonic damping method for SPC based power converters with multiple virtual admittance control 

    Tarrasó, Andres; Candela García, José Ignacio; Rocabert Delgado, Joan; Rodríguez Cortés, Pedro (2017)
    Conference report
    Open Access
    The appearance of harmonics in the grid voltage is an issue for the generation systems and grid connected consumers. This paper presents the basic control strategy to be implemented in Synchronous Power Control (SPC) based ...
  • Grid voltage synchronization for distributed generation systems under grid fault conditions 

    Luna Alloza, Álvaro; Rocabert Delgado, Joan; Candela García, José Ignacio; Hermoso Costa, Juan Ramón; Teodorescu, Remus; Blaabjerg, Frede; Rodríguez Cortés, Pedro (2015-07-01)
    Article
    Open Access
    The actual grid code requirements for the grid connection of distributed generation systems, mainly wind and photovoltaic (PV) systems, are becoming very demanding. The transmission system operators (TSOs) are especially ...
  • Impedance source interlinking converter for microbial electrosynthesis energy storage applications 

    Shahparasti, Mahdi; Rocabert Delgado, Joan; Muñoz, Raul Santiago; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    In this paper, a new type of single-stage interlinking converters for Microbial Electrosynthesis (MES) energy storage applications connected to the three-phase grid is presented, in which impedance source network (ZSN) is ...
  • Improving long line stability by integrating renewables using static synchronous generators 

    Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Hermoso Costa, Juan Ramón (2016)
    Conference report
    Open Access
  • Intelligent control agent for transient to an island grid 

    Rocabert Delgado, Joan; Azevedo, Gustavo; Vázquez Guzmán, Gerardo; Candela García, José Ignacio; Rodríguez Cortés, Pedro; Guerrero Zapata, Josep Maria (2010)
    Conference report
    Open Access
    The increasing penetration of generation power plants based on renewable energies in the electrical networks has boosted the number of systems connected to the grid. In this scenario the microgrid, providing advanced ...