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Ara es mostren els items 193-212 de 344

    • Harmonic compensation analysis in offshore wind power plants using hybrid filters 

      Hasan, Khurshid N Md; Kalle, Rauma; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2014-05-16)
      Article
      Accés restringit per política de l'editorial
      The harmful effects of harmonics are an important issue in wind power plants (WPPs), especially in offshore applications. In offshore WPPs, the wind turbines are linked to the network through high-power converters that ...

    • Harmonic resonance damping in Wind Power Plant 

      Nisak, Khairul; Rauma, Kalle; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2012)
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      Harmonic is one of main concern in Wind Power Plant (WPP) as growing usage of power electronic converter is observed. Besides the injection of harmonic by individual wind turbine (WT) as source of harmonic, its propagation ...

    • Harmonic resonances damping using hybrid filter for WPP 

      Nisak, Khairul; Rauma, Kalle; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2012)
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      Harmonic distortion is one of important factor to consider in power system network. In a big network such as wind power plant (WPP), careful analysis and mitigation steps is essential. Many aspects including resonances ...

    • Heuristic optimization of supplementary controller for VSC-HVDC/AC interconnected grids considering PLL 

      Rakhshani, Elyas; Rouzbehi, Kumars; Atef Abbas Elsaharty, Mohamed; Rodríguez Cortés, Pedro (Taylor & Francis, 2017-01-01)
      Article
      Accés obert
      This paper presents a new approach to enhance the dynamic responses of AGC in power systems by means of heuristic optimization of VSC-HVDC supplementary controllers. The upcoming power electronics-based VSC-HVDC transmission ...

    • 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
      Accés restringit per política de l'editorial
      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 ...

    • Hybrid solar plant with synchronous power controllers contribution to power system stability 

      Remón Rodríguez, Daniel; Mir Cantarellas, Antonio; Martinez Garcia, Jorge; Escaño, Juan M.; Rodríguez Cortés, Pedro (2017)
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      The penetration of renewable power plants in the global electricity mix is reaching significant levels, and power system operators are adapting their grid codes, so that renewable generators do not alter the operation ...

    • Identification and local linear control of a DC-DC buck converter using local model networks 

      Rouzbehi, Kumars; Miranian, Arash; Rakhshani, Elyas; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (IEEEXPLORE, 2013)
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    • Identification and maximum power point tracking of photovoltaic generation by a local neuro-fuzzy model 

      Rouzbehi, Kumars; Miranian, Arash; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2012)
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      With the rapid proliferation of the DC distribution systems, special attentions are paid to the photovoltaic (PV) generations. This paper addresses the problem of maximum power point tracking (MPPT) for PV systems using a ...

    • Impact of 100-MW-scale PV plants with synchronous power controllers on power system stability in northern Chile 

      Remón Rodríguez, Daniel; Cañizares, Claudio A.; Rodríguez Cortés, Pedro (2017-08-03)
      Article
      Accés obert
      © 2017, The Institution of Engineering and Technology. The impact that renewable energy sources interfaced by power electronics have on power systems becomes more important as their share in the generation mix increases, ...

    • Impacts of wind energy in-feed on power system small signal stability 

      Banna, Hasan UI; Luna Alloza, Álvaro; Ying, Shaoqing; Ghorbani, Hamidreza; Rodríguez Cortés, Pedro (2014)
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      Integration of large amount of wind energy in an interconnected power system creates concerns about secure, reliable and economical operation of the entire power system. So it becomes very necessary to investigate the ...

    • 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)
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      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 ...

    • Impedance-compensated grid synchronisation for extending the stability range of weak grids with voltage source converters 

      Suul, Jon Are; D'Arco, Salvatore; Rodríguez Cortés, Pedro; Molinas Cabrera, Marta (2016-05-12)
      Article
      Accés obert
      This paper demonstrates how the range of stable power transfer in weak grids with voltage source converters (VSCs) can be extended by modifying the grid synchronisation mechanism of a conventional synchronous reference ...

    • Implementation of the differential protection for MVDC distribution systems using real-time simulation and hardware-in-the-loop 

      Monadi, Mehdi; Koch-Ciobotaru, Cosmin; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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      Development of Medium Voltage DC (MVDC) distribution systems require using proper protection schemes whereas due to the behavior of dc fault current, the conventional fault detection methods for ac distribution systems ...

    • Inertia emulation in AC/DC interconnected power systems using derivative technique considering frequency measurement effects 

      Rakhshani, Elyas; Rodríguez Cortés, Pedro (2017-09-05)
      Article
      Accés obert
      Virtual inertia is known as an inevitable part of the modern power systems with high penetration of renewable energy. Recent trend of research is oriented in different methods of emulating the inertia to increase the ...

    • Inertia emulation in power converters with communication delays 

      Lai, Ngoc Bao; Tarraso Martínez, Andrés; Gregory Baltas, Nicholas; Marín Arévalo, Leonardo Vidal; Rodríguez Cortés, Pedro (2020)
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      Emulating inertia using power converter has been an effective way to provide additional inertia to power electronic dominated power systems. Currently, the control algorithms for emulating inertia have been proposed ...

    • Influence analysis of the effects of an inductive-resistive weak grid over L and LCL filter current hysteresis controllers 

      Cobreces, Santiago; Bueno, E.; Rodríguez, Francisco J.; Huerta, F.; Rodríguez Cortés, Pedro (European Power Electronics Association, 2007)
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      The objective of this paper is to analyse the influence of a non-ideal grid over hysteresis controllers of converters connected to the grid through both L and LCL filters. The paper will describe the different possible ...

    • Influence of the ICFF decoupling technique on the stability of the current control loop of a grid-tied VSC 

      Marín Arévalo, Leonardo Vidal; Tarraso Martínez, Andrés; Candela García, José Ignacio; Rye, Rebecca; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      The control scheme of grid-tied converters is often implemented in the dq-frame due to simplicity of design. However, with this transformation, there exists an inherent cross-coupling term between the d-and q-channels which ...

    • Integrated series transformer in cascade converters for photovoltaic energy systems 

      Verdugo Retamal, Cristian Andrés; Atef Abbas Elsaharty, Mohamed; Rodríguez Cortés, Pedro (2018)
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      This paper proposes a novel configuration for photovoltaic applications based on a cascade converter topology. The series connection between modules is achieved through the magnetic core of the integrated series transformer, ...

    • Integration of renewable generation for frequency support of HVDC/AC interconnected systems under power market scenario 

      Rakhshani, Elyas; Remón, D.; Mir Cantarellas, Antonio; Rouzbehi, Kumars; Rodríguez Cortés, Pedro (2014)
      Comunicació de congrés
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      This paper proposes a modified model for active power/ frequency support of multi-area power system analysis that takes into account the effects of AC/DC systems under deregulated environment of the power market. The AC ...

    • 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)
      Text en actes de congrés
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      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 ...