Recent Submissions

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    FVF-Based Low-Dropout Voltage Regulator with Fast Charging/Discharging Paths for Fast Line and Load Regulation  [Article]

    Hinojo Montero, José María; Luján Martínez, Clara Isabel; Torralba Silgado, Antonio Jesús; Ramírez Angulo, Jaime (Electronics and Telecommunications Research Institute (ETRI), 2017-06)
    A new internally compensated low drop-out voltage regulator based on the cascoded flipped voltage follower is presented in this paper. Adaptive biasing current and fast charging/discharging paths have been added to ...
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    Assessment of a Universal Reconfiguration-less Control Approach in Open-Phase Fault Operation for Multiphase Drives  [Article]

    Barrero, Federico; Bermúdez, Mario; Durán, Mario J.; Salas Biedma, Pedro; González Prieto, Ignacio (MDPI, 2019-12)
    Multiphase drives have been important in particular industry applications where reliability is a desired goal. The main reason for this is their inherent fault tolerance. Di erent nonlinear controllers that do not include ...
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    New space vector modulation algorithms applied to multilevel converters with balanced DC-link voltage  [Article]

    Martín Prats, María de los Ángeles; Carrasco Solís, Juan Manuel; García Franquelo, Leopoldo (Holon Academic Institute of Technology, 2005)
    This work presents a survey of new space vector modulation algorithms for high power voltage source multilevel converters. These techniques provide the nearest switching vectors sequence to the reference vector and calculates ...
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    Spacecraft magnetic attitude control using approximating sequence Riccati equations  [Article]

    Rodríguez Vázquez, Antonio Leopoldo; Martín Prats, María de los Ángeles; Bernelli Zazzera, Franco (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    This paper presents the results of a spacecraft attitude control system based on magnetic actuators designed for low Earth orbits. The control system is designed by using a nonlinear control technique based on the approximating ...
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    ITERL: A Wireless Adaptive System for Efficient Road Lighting  [Article]

    García Castellano, María; González Romo, Juan Manuel; Gómez Galán, Juan Antonio; García Martín, Juan Pablo; Torralba Silgado, Antonio Jesús; Pérez Mira, Ventura (MDPI, 2019-11)
    This work presents the development and construction of an adaptive street lighting system that improves safety at intersections, which is the result of applying low-power Internet of Things (IoT) techniques to intelligent ...
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    A MPC Strategy for the Optimal Management of Microgrids Based on Evolutionary Optimization  [Article]

    Rodríguez del Nozal, Álvaro; Gutiérrez Reina, Daniel; Alvarado-Barrios, Lázaro; Tapia Córdoba, Alejandro; Escaño González, Juan Manuel (MDPI, 2019-11)
    In this paper, a novel model predictive control strategy, with a 24-h prediction horizon, is proposed to reduce the operational cost of microgrids. To overcome the complexity of the optimization problems arising from the ...
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    Sensor-AssistedWeighted Average Ensemble Model for Detecting Major Depressive Disorder  [Article]

    Mahendran, Nivedhitha; Vincent, Durai Raj; Srinivasan, Kathiravan; Chang, Chuan-Yu; Garg, Akhil; Gao, Liang; Gutiérrez Reina, Daniel (MDPI, 2019-11)
    The present methods of diagnosing depression are entirely dependent on self-report ratings or clinical interviews. Those traditional methods are subjective, where the individual may or may not be answering genuinely to ...
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    Min-Max Predictive Control of a Five-Phase Induction Machine  [Article]

    Rodríguez Ramírez, Daniel; Martín Torres, Cristina; Kowal Gornig, Agnieszka; Ruíz Arahal, Manuel (MDPI, 2019-09)
    In this paper, a fuzzy-logic based operator is used instead of a traditional cost function for the predictive stator current control of a five-phase induction machine (IM). The min-max operator is explored for the first ...
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    Multilevel Converters: An Enabling Technology for High-Power Applications  [Article]

    Rodríguez, José; García Franquelo, Leopoldo; Kouro, Samir; Portillo Guisado, Ramón Carlos; León, José Ignacio; Martín Prats, María de los Ángeles; Pérez, Marcelo (Institute of Electrical and Electronics Engineers, 2009)
    | Multilevel converters are considered today as the state-of-the-art power-conversion systems for high-power and power-quality demanding applications. This paper presents a tutorial on this technology, covering the ...
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    Space Vector Modulation Techniques for Multilevel Converters – a survey  [Article]

    García Franquelo, Leopoldo; León, José Ignacio; Martín Prats, María de los Ángeles; Portillo Guisado, Ramón Carlos (Holon Academic Institute of Technology (HAIT), 2006)
    This paper presents a survey of most recent, simple and efficient Space Vector Modulation algorithms for multilevel converters. These algorithms avoid trigonometric and other complex operations, leading to more simple ...
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    Solar Photovoltaic and Thermal Energy Systems: Current Technology and Future Trends  [Article]

    Malinowski, Mariusz; León, José Ignacio; Abu.Rub, Aitham (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Solar systems have become very competitive solutions for residential, commercial, and industrial applications for both standalone and grid connected operations. This paper presents an overview of the current status and ...
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    A novel space-vector algorithm for multilevel converters based on geometrical considerations using a new sequence control technique  [Article]

    Martín Prats, María de los Ángeles; León, José Ignacio; Portillo Guisado, Ramón Carlos; Carrasco Solís, Juan Manuel; García Franquelo, Leopoldo (World Scientific Publishing, 2004)
    his paper presents a fast and simple space vector modulation algorithm for voltage source multilevel converters for calculating the switching times and the space vectors using simple geometrical considerations. This method ...
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    Multilevel Multiphase Feedforward Space-Vector Modulation Technique  [Article]

    León, José Ignacio; López, Óscar; García Franquelo, Leopoldo; Doval Gandoy, Jesús; Vázquez Pérez, Sergio; Álvarez, J.; Freijedo, Francisco D. (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Multiphase converters have been applied to an increasing number of industrial applications in recent years. On the other hand, multilevel converters have become a mature technology mainly in medium- and high-power applications. ...
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    Adaptive Vectorial Filter for Grid Synchronization of Power Converters Under Unbalanced and/or Distorted Grid Conditions  [Article]

    Vázquez Pérez, Sergio; Sánchez Segura, Juan Antonio; Reyes Díaz, Manuel Rafael; León, José Ignacio; Carrasco Solís, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    This paper presents a new synchronization scheme for detecting multiple positive-/negative-sequence frequency harmonics in three-phase systems for grid-connected power converters. The proposed technique is called MAVF-FLL ...
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    Variable-Angle Phase-Shifted PWM for Multilevel Three-Cell Cascaded H-bridge Converters  [Article]

    Márquez Alcaide, Abraham; León, José Ignacio; Vázquez Pérez, Sergio; Portillo Guisado, Ramón Carlos; García Franquelo, Leopoldo; Freire Macías, Emilio; Kouro, Samir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Multilevel cascaded H-bridge converters have become a mature technology for applications where high-power medium ac voltages are required. Normal operation of multilevel cascaded H-bridge converters assumes that all power ...
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    A Predictive Capacitor Voltage Control of a Hybrid Cascaded Multilevel Inverter With a Single DC-Link and Reduced Common-Mode Voltage Operation  [Article]

    Rahul, Arun S.; Sudharshan Kaarthik, R.; Gopakumar, K.; García Franquelo, Leopoldo; León, José Ignacio (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    For cascaded multilevel inverter topologies with a single dc supply, closed-loop capacitor voltage control is necessary for proper operation. This paper presents zero and reduced common-mode voltage (CMV) operation of a ...
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    The Essential Role and the Continuous Evolution of Modulation Techniques for Voltage-Source Inverters in the Past, Present, and Future Power Electronics  [Article]

    León, José Ignacio; Kouro, Samir; García Franquelo, Leopoldo; Rodríguez, José; Wu, Bin (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    The cost reduction of power-electronic devices, the increase in their reliability, efficiency, and power capability, and lower development times, together with more demanding application requirements, has driven the ...
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    Selective Harmonic Mitigation Technique for High-Power Converters  [Article]

    Nápoles Luengo, Javier; León, José Ignacio; Portillo Guisado, Ramón Carlos; García Franquelo, Leopoldo; Aguirre Echanove, Miguel Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    In high-power applications, the maximum switching frequency is limited due to thermal losses. This leads to highly distorted output waveforms. In such applications, it is necessary to filter the output waveforms using bulky ...
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    DC-Voltage-Ratio Control Strategy for Multilevel Cascaded Converters Fed With a Single DC Source  [Article]

    Vázquez Pérez, Sergio; León, José Ignacio; Franquelo, L.G.; Padilla, José J.; Carrasco Solís, Juan Manuel (Institute of Electrical and Electronics Engineers, 2009)
    Recently, a multilevel cascaded converter fed with a single DC source has been presented. An analysis of the steady-state working limits of this type of converter is presented in this paper. Limits of the maximum output ...
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    Vectores virtuales de tensión en control directo de par para una máquina de inducción de seis fases  [Article]

    García Entrambasaguas, Paula; González Prieto, Ignacio; Durán Martínez, Mario Javier; Bermúdez Guzmán, Mario; Barrero, Federico (Universitat Politècnica de València, 2018)
    Las máquinas multifásicas se presentan como una alternativa real en aquellas aplicaciones industriales que requieren unas mejores prestaciones que las proporcionadas por los sistemas convencionales trifásicos. La tendencia ...

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