Now showing items 1-13 of 13

  • A communication: assisted protection for MVDC distribution systems with distributed generation 

    Monadi, Mehdi; Gavriluta, Catalin; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2015)
    Conference report
    Open Access
    In this paper, a communication-assisted protection scheme is proposed for medium voltage dc (MVDC) distribution networks. MVDC grids are applicable for connection between microgrids, upgrading the transmission capacity of ...
  • Adaptive droop for control of multiterminal DC bus integrating energy storage 

    Gavriluta, Catalin; Candela García, José Ignacio; Rocabert Delgado, Joan; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2015-02-01)
    Article
    Open Access
    Multiterminal dc (MTDC) systems are drawing a lot of interest lately in applications related to distributed generation, especially in those that integrate wind or photovoltaic (PV) generation with energy storage (ES). ...
  • Adaptive droop for primary control in MTDC networks with energy storage 

    Gavriluta, Catalin; Candela García, José Ignacio; Luna Alloza, Álvaro; Rocabert Delgado, Joan; Rodríguez Cortés, Pedro (2013)
    Conference lecture
    Restricted access - publisher's policy
    Multi-terminal DC (MTDC) systems are drawing a lot of interest lately in applications related to distributed generation, especially in those that integrate wind or PV systems together with energy storage. This paper proposes ...
  • A simple approach for fast controller prototyping for a three phase interleaved DC-DC converter 

    Gavriluta, Catalin; Citro, Costantino; Nisak, Khairul; Beltrán San Segundo, Héctor (2012)
    Conference lecture
    Restricted access - publisher's policy
    Initial control prototyping in power electronics is often a matter of trial and error because of the complicated mathematics involved in modeling systems based on their internal structure. Moreover, in practice, small ...
  • Centralized protection strategy for medium voltage DC microgrids 

    Monadi, Mehdi; Gavriluta, Catalin; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2016-08-15)
    Article
    Open Access
    This paper presents a centralized protection strategy for medium voltage dc (MVDC) microgrids. The proposed strategy consists of a communication-assisted fault detection method with a centralized protection coordinator and ...
  • Comprehensive analogy between conventional AC grids and DC grids characteristics 

    Rouzbehi, Kumars; Gavriluta, Catalin; Candela García, José Ignacio; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2013)
    Conference lecture
    Restricted access - publisher's policy
    The high penetration of renewable energy resources, such as wind and photovoltaic, as well as the development of power electronics devices play an important role in the development of DC grids. However, the evolution of ...
  • 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 ...
  • Decentralized control of MTDC networks with energy storage and distributed generation 

    Gavriluta, Catalin; Candela García, José Ignacio; Citro, Costantino; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference lecture
    Restricted access - publisher's policy
    Multi-terminal dc (MTDC) networks are drawing a lot of interest lately in applications related to distributed generation, especially in those that integrate energy storage. Several approaches for controlling the operation ...
  • 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 ...
  • Design considerations for primary control in multi-terminal VSC-HVDC grids 

    Gavriluta, Catalin; Candela García, José Ignacio; Citro, Costantino; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2015-05-01)
    Article
    Open Access
    Multi-terminal dc networks based on voltage source converters (VSC) are the latest trend in dc-systems; the interest in the area is being fueled by the increased feasibility of these systems for the large scale integration ...
  • Hierarchical control of HV-MTDC systems with droop-based primary and OPF-based secondary 

    Gavriluta, Catalin; Candela García, José Ignacio; Luna Alloza, Álvaro; Gomez Exposito, Antonio; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2014-11-12)
    Article
    Restricted access - publisher's policy
    This paper proposes a hierarchical control architecture designed for an arbitrary high voltage multiterminal dc (MTDC) network. In the proposed architecture, the primary control of the MTDC system is decentralized and ...
  • Resonance analysis of a wind power plant with modal approach 

    Rauma, Kalle; Md. Hasan, Khairul Nisak; Gavriluta, Catalin; Citro, Costantino (2012)
    Conference lecture
    Restricted access - publisher's policy
    A detailed harmonic resonance analysis of power systems is more and more important due to the increasing number of power electronic devices. The topic is especially wellgrounded in wind power plants that besides having ...
  • Storage system requirements for grid supporting PV-power plants 

    Gavriluta, Catalin; Candela García, José Ignacio; Rocabert Delgado, Joan; Etxeberria Otadui, Ion; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    Large penetration of renewable energy is currently attenuated by concerns regarding their impact on the controllability and reliability of the electrical system. As the inclusion of energy storage is to a great extent the ...