Recent Submissions

  • External inertia emulation controller for grid-following power converter 

    Lai, Ngoc Bao; Tarraso Martínez, Andrés; Gregory Baltas, Nicholas; Marín Arévalo, Leonardo Vidal; Rodríguez Cortés, Pedro (2021)
    Article
    Open Access
    The advent of renewable energy has posed difficulties in the operation of power systems whose net inertia is becoming critically low. To face such challenges, grid-forming power has been one of the potential solutions ...
  • Multi-rotor virtual machine for grid-forming converter to damp sub-synchronous resonances 

    Lai, Ngoc Bao; Gregory Baltas, Nicholas; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Article
    Open Access
    Grid-forming power converters (GFMC) have been widely adopted in power systems as an attractive solution against the challenges imposed by the ever-increasing penetration of renewables. Despite its versatility, GFMC is ...
  • Enhanced performance controller for high power wind converters connected to weak grids 

    Shahparasti, Mahdi; Catalan, Pedro; García Quintanilla, José Ignacio; Candela García, José Ignacio; Tarraso Martínez, Andrés; Luna Alloza, Álvaro (2020-04-02)
    Article
    Open Access
    This study proposes a control scheme for high power grid-connected wind power converters, which is oriented to enhance their performance when connected to weak grids with low short circuit ratio. The proposed controller ...
  • Design of controller for virtual synchronous power plant 

    Tarraso Martínez, Andrés; Lai, Ngoc Bao; Verdugo Retamal, Cristian Andrés; Candela García, José Ignacio; Rodriguez, Pedro (2021-01-01)
    Article
    Open Access
    The increasing participation of renewables in power systems has forced system operators to strengthen grid codes requiring renewable power plants (RPPs) to provide fast frequency support such as inertia response and power ...
  • Modelling and simulation of bifacial pv production using monofacial electrical models 

    Bouchakour, Salim; Valencia Caballero, Daniel; Luna Alloza, Álvaro; Román Medina, Eduardo; Boudjelthia, El Amin Kouadri; Rodríguez, Pedro (2021-07-02)
    Article
    Open Access
    In this paper, we investigate the use of monofacial PV models to simulate the production of bifacial PV systems over different albedos. Analytical and empirical models were evaluated using measured data obtained from three ...
  • Quadrature voltage compensation in the isolated multi-modular converter 

    Verdugo Retamal, Cristian Andrés; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2021-02-01)
    Article
    Open Access
    Series connections of modules in cascaded multilevel converters are prone to power imbalances due to voltage differences on their DC side. When modules are connected to direct current (DC) sources, such as photovoltaic ...
  • Influence of tire rubber particles addition in different branching degrees polyethylene matrix composites on physical and structural behavior 

    Marín Genescà, Marc; Mujal-Rosas, Ramon Maria; Garcia Amoros, Jordi; Massagués Vidal, Lluís; Colom Fajula, Xavier (Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-21)
    Article
    Open Access
    Waste from pneumatic wheels is one of the major environmental problems, and the scientific community is looking for methods to recycle this type of waste. In this paper, ground tire rubber particles (GTR) from disused tires ...
  • AI-based damping of electromechanical oscillations by using grid-connected converter 

    Gregory Baltas, Nicholas; Lai, Ngoc Bao; Tarraso Martínez, Andrés; Marín Arévalo, Leonardo Vidal; Blaabjerg, Frede; Rodríguez Cortés, Pedro (2021-03-05)
    Article
    Open Access
    The proliferation of grid-connected converter interfaced energy sources in Smart Grids, enhance sustainability and efficiency as well as minimizing power losses and costs. However, concerns arise regarding the stability ...
  • Voltage sensorless control scheme based on extended-state estimator for a grid-connected inverter 

    Lai, Ngoc Bao; Kim, Kyeong-Hwa; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2020-06)
    Article
    Open Access
    This article presents a robust voltage sensorless control scheme to eliminate the need of line-voltage sensors in an LCL-filtered grid-connected inverter system. The proposed control scheme is based on an extended-state ...
  • Study analysis of thermal, dielectric and functional characteristics of an ethylene polyethylene diene monomer blended with end-of-life tire microparticles amounts 

    Marín Genescà, Marc; Mujal-Rosas, Ramon Maria; Garcia Amoros, Jordi; Mudarra López, Miguel; Ramis Juan, Xavier; Colom Fajula, Xavier (Multidisciplinary Digital Publishing Institute (MDPI), 2021-02-02)
    Article
    Open Access
    The recycling and disposal of disused tires is a topic of great concern to today’s companies, researchers, and society in general. In this sense, our research aims to recycle end-of-life tires (GTRs) through the separation ...
  • Pre-filtered synchronization structure for grid-connected power converters to reduce the stability impact of PLL dynamics 

    Garcia, Jose Ignacio; Candela García, José Ignacio; Catalan, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2020)
    Article
    Open Access
    Grid-connected converters under weak grid conditions could present instability associated with the synchronization elements and not directly with the current control loop. The impedance-based stability criterion is an ...
  • Active power limiter for static synchronous generators in renewable applications 

    Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Atef Abbas Elsaharty, Mohamed (Institute of Electrical and Electronics Engineers (IEEE), 2020-08-28)
    Article
    Open Access
    Virtual Synchronous Generators (VSGs) are an interesting control approach for the connection of renewable energies to the electrical grid through power converters. These power devices have shown their ability to enable ...

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