Recent Submissions

  • Microgrid architecture evaluation for small and medium size industries 

    Bandeiras, Filipe; Gomes, Mario; Coelho, Paulo; Fernandes, Jose; Camacho Santiago, Antonio; Castilla Fernández, Miguel (De Gruyter, 2018-02-05)
    Article
    Open Access
  • Control strategy for grid-connected three-phase inverters during voltage sags to meet grid codes and to maximize power delivery capability 

    Garnica López, Miguel Andrés; García de Vicuña Muñoz de la Nava, José Luis; Miret Tomàs, Jaume; Castilla Fernández, Miguel; Guzmán Solà, Ramon (2018-01-12)
    Article
    Open Access
    Inverter-based distributed generation plays a vital role in the stability and reliability of new power systems. Under voltage sags, these systems must remain connected to the electrical network according to the stringent ...
  • Impact of clock drifts on communication-free secondary control schemes for inverter-based islanded microgrids 

    Castilla Fernández, Miguel; Camacho Santiago, Antonio; Martí Colom, Pau; Velasco García, Manel; Moradi Ghahderijani, Mohammad (Institute of Electrical and Electronics Engineers (IEEE), 2017-11-13)
    Article
    Restricted access - publisher's policy
    IEEE In inverter-based microgrids, individual inverters operate usually with its own digital processor. The clocks used to generate the time signals of these processors differ from each other due to clock drifts. This paper ...
  • A flexible experimental laboratory for distributed generation networks based on power inverters 

    Miret Tomàs, Jaume; García de Vicuña Muñoz de la Nava, José Luis; Guzmán Solà, Ramon; Camacho Santiago, Antonio; Moradi Ghahderijani, Mohammad (2017-10-13)
    Article
    Open Access
    In the recently deregulated electricity market, distributed generation based on renewable sources is becoming more and more relevant. In this area, two main distributed scenarios are focusing the attention of recent research: ...
  • A family of gradient descent grid frequency estimators for the SOGI filter 

    Matas Alcalá, José; Martín Cañadas, María Elena; Hoz Casas, Jordi de la; Abusorrah, A.; Al-Turki, Y.A.; Al-Hindawi, M. (2017-09-04)
    Article
    Restricted access - publisher's policy
    This paper applies the adaptive gradient descent method to the second-order generalized integrator (SOGI) filter in order to find an online estimation algorithm for the grid frequency, which leads to the proposal of three ...
  • Finite control set model predictive control for a three-phase shunt active power filter with a kalman filter-based estimation 

    Guzmán Solà, Ramon; García de Vicuña Muñoz de la Nava, José Luis; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Camacho Santiago, Antonio (2017-10-10)
    Article
    Open Access
    In this paper, the finite control set model predictive control is combined with the vector operation technique to be applied in the control of a three-phase active power filter. Typically, in the finite control set technique ...
  • Control Strategies for Improving Energy Efficiency and Reliability in Autonomous Microgrids with Communication Constraints 

    Portelinha Júnior, Francisco Martins; Zambroni de Sousa, Antonio Carlos; Castilla Fernández, Miguel; Queiroz Oliveira, Denisson; Ribeiro, Paulo Fernando (2017-09-19)
    Article
    Open Access
    Microgrids are a feasible path to deploy smart grids, an intelligent and highly automated power system. Their operation demands a dedicated communication infrastructure to manage, control and monitor the intermittent sources ...
  • Computing and communications for the software-defined metamaterial paradigm: a context analysis 

    Abadal Cavallé, Sergi; Liaskos, Christos; Tsioliaridou, Ageliki; Ioannidis, Sotiris; Pitsillides, Andreas; Solé Pareta, Josep; Alarcón Gallo, Eduardo; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2017-01-01)
    Article
    Open Access
    Metamaterials are artificial structures that have recently enabled the realization of novel electromagnetic components with engineered and even unnatural functionalities. Existing metamaterials are specifically designed ...
  • Analysis, design and implementation of a residential inductive contactless energy transfer system with multiple mobile clamps 

    Momeneh, Arash; Castilla Fernández, Miguel; Moradi Ghahderijani, Mohammad; Miret Tomàs, Jaume; García de Vicuña Muñoz de la Nava, José Luis (2017-06-30)
    Article
    Open Access
    This study presents the analysis, design and implementation of a simple and cost-effective residential inductive contactless energy transfer system with multiple mobile clamps. The topology is based on the cascaded connection ...
  • Secondary switched control with no communications for islanded microgrids 

    Rey, Juan M; Martí Colom, Pau; Velasco García, Manel; Miret Tomàs, Jaume; Castilla Fernández, Miguel (Institute of Electrical and Electronics Engineers (IEEE), 2017-05-12)
    Article
    Open Access
    Flexibility and reliability of AC microgrids are enhanced by reducing the dependence on communications in multi-layer hierarchical control. In this sense, this paper presents a secondary control with no communications for ...
  • Frequency-modulation control of a DC/DC current-source parallel-resonant converter 

    Moradi Ghahderijani, Mohammad; Castilla Fernández, Miguel; Momeneh, Arash; Tomas Miret, Jaume; García de Vicuña Muñoz de la Nava, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2017-07-01)
    Article
    Open Access
    This paper proposes a frequency-modulation control scheme for a dc/dc current-source parallel-resonant converter with two possible configurations. The basic configuration comprises an external voltage loop, an internal ...
  • Variable structure control for three-phase LCL-filtered inverters using a reduced converter model 

    Guzmán Solà, Ramon; García de Vicuña Muñoz de la Nava, José Luis; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Hoz Casas, Jordi de la (Institute of Electrical and Electronics Engineers (IEEE), 2017-06-16)
    Article
    Open Access
    This paper presents a new concept in active damping techniques using a reduced model of a LCL-filtered grid connected inverter. The presence of the LCL filter complicates the design of the inverter control scheme, particularly ...

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