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Listar por autor "Garcerá Sanfeliú, Gabriel"

Mostrando ítems 1-20 de 127

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A Control Scheme to Suppress Circulating Currents in Parallel-Connected Three-Phase Inverters

Liberos, Marian; González-Medina, Raúl; Patrao Herrero, Iván; Garcerá, Gabriel; Figueres Amorós, Emilio (MDPI AG, 2022-11)

[EN] The parallel operation of inverters has many benefits, such as modularity and redundancy. However, the parallel connection of inverters produces circulating currents that may result in malfunctions of the system. In ...
A Control Scheme without Sensors at the PV Source for Cost and Size Reduction in Two-Stage Grid Connected Inverters

González-Medina, Raúl; Liberos-Mascarell, María Antonia; Marzal Romeu, Silvia; Figueres Amorós, Emilio; Garcerá, Gabriel (MDPI AG, 2019-08-01)

[EN] In order to reduce the cost of PV facilities, the market requires low cost and highly reliable PV inverters, which must comply with several regulations. Some research has focused on decreasing the distortion of the ...
A Control Stage for Parallel-Connected Interlinking Converters in Hybrid AC-DC Microgrids

Liberos, Marian; González-Medina, Raúl; Patrao Herrero, Iván; Torán, Enric; Garcerá, Gabriel; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers, 2023)

[EN] Having two or more interlinking converters connected in parallel in hybrid microgrids has some benefits, like modularity, flexibility, and redundancy. However, the parallelization of the inverters leads to circulating ...
A low-cost photovoltaic emulator for static and dynamic evaluation of photovoltaic power converters and facilities

González Medina, Raúl; Patrao Herrero, Iván; Garcerá Sanfeliú, Gabriel; Figueres Amorós, Emilio (Wiley, 2014-02)

In testing maximum power point tracking (MPPT) algorithms running on electronic power converters for photovoltaic (PV) applications, either a PV energy source (PV module or PV array) or a PV emulator is required. With a ...
A Method to Enhance the Global Efficiency of High-Power Photovoltaic Inverters Connected in Parallel

Liberos-Mascarell, María Antonia; González-Medina, Raúl; Garcerá, Gabriel; Figueres Amorós, Emilio (MDPI AG, 2019-06-01)

[EN] Central inverters are usually employed in large photovoltaic farms because they offer a good compromise between costs and efficiency. However, inverters based on a single power stage have poor efficiency in the low ...
A Novel Locality Algorithm and Peer-to-Peer Communication Infrastructure for Optimizing Network Performance in Smart Microgrids

Marzal-Romeu, Silvia; González-Medina, Raúl; Salas-Puente, Robert Antonio; Figueres Amorós, Emilio; Garcerá, Gabriel (MDPI AG, 2017)

[EN] Peer-to-Peer (P2P) overlay communications networks have emerged as a new paradigm for implementing distributed services in microgrids due to their potential benefits: they are robust, scalable, fault-tolerant, and ...
Active inference body for perception and action of a humanoid robot

Oliver Peiró, Guillermo (Universitat Politècnica de València, 2019-11-13)

[ES] El objetivo de este trabajo es implementar un algoritmo para la percepción y la acción de un robot humanoide plausible con el cerebro humano basado en el principio de energía libre. Hoy en día, uno de los mayores ...
An active Anti-islanding method based on phase-PLL perturbation

Velasco de la Fuente, David; Trujillo Rodríguez, César Leonardo; Garcerá Sanfeliú, Gabriel; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers (IEEE), 2011)

This paper presents a new active anti-islanding detection method for distributed power generation systems. This method is based on introducing a disturbance at the inverter output and observing the behavior of the voltage ...
An Adaptive Control System for Three-Phase Photovoltaic Inverters Working in a Polluted andVariable Frequency Electric Grid

González Espín, Francisco José; Gabriel Garcerá; Patrao Herrero, Iván; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers (IEEE), 2012)

Theproportional+resonant (PR) controller has been proposed in the past as a suitable method to control the current generated by the grid-connected photovoltaic voltage source inverters. Due to the fact that information ...
An Adaptive Digital Control Technique for Improved Performance of Grid Connected Inverters

González Espín, Francisco José; Patrao Herrero, Iván; Figueres Amorós, Emilio; Gabriel Garcerá (Institute of Electrical and Electronics Engineers (IEEE), 2013)

Grid connected voltage source inverters may be controlled in the stationary reference frame by means of the infinite impulse response (IIR) P+Resonat regulator. This regulator is able to correctly track fixed frequency ...
An adaptive robust predictive current control for three-phase grid-connected inverters

Espí, José M.; Castelló, Jaime; García-Gil, Rafael; Garcerá Sanfeliú, Gabriel; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers (IEEE), 2011-08)

This paper presents an adaptive robust predictive current control (RPCC) for grid-connected three-phase inverters that exhibit zero steady-state current error. The error correction is achieved by means of an adaptive ...
An adaptive synchronous-reference-frame phase-locked loop for power quality improvement in a polluted utility grid

González Espín, Francisco José; Figueres Amorós, Emilio; Garcerá Sanfeliú, Gabriel (Institute of Electrical and Electronics Engineers (IEEE), 2012-06)

The proper operation of grid-connected power electronics converters needs using a synchronization technique to estimate the phase of the grid voltage. The performance of this synchronization technique is related to the ...
An Algorithm for Emulating Photovoltaic Strings With Dynamic Partial Shadowing Capability: A Practical Study

Patrao Herrero, Iván; González-Medina, Raúl; Garcerá, Gabriel; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers, 2023-06)

[EN] In photovoltaic (PV) systems, a maximum power point tracking (MPPT) algorithm is needed to maximize the energy obtained from the PV strings [1] , [2] . A bad tracking of the maximum power point (MPP) degrades the ...
An Algorithm for the Efficient Management of the Power Converters Connected to the DC Bus of a Hybrid Microgrid Operating in Grid-connection Mode

Salas-Puente, Robert Antonio; Marzal-Romeu, Silvia; González-Medina, Raúl; Figueres Amorós, Emilio; Garcerá, Gabriel (Taylor & Francis, 2018)

[EN] In this paper a centralized control strategy for the efficient power management of the power converters conforming a hybrid distributed generation microgrid is explained. The microgrid is based on a DC and an AC bus. ...
An Embedded Internet of Energy Communication Platform for the Future Smart Microgrids Management

Marzal-Romeu, Silvia; González-Medina, Raúl; Salas-Puente, Robert Antonio; Garcerá, Gabriel; Figueres Amorós, Emilio (Institute of Electrical and Electronics Engineers, 2019)

[EN] Microgrids are moving toward electric power systems in a sort of an internet of energy (IoE) where a large number of generators can be connected anywhere. In this regard, to realize the envisioned IoE, information ...
Analysis of active islanding detection methods for grid-connected microinverters for renewable energy processing

Trujillo Rodríguez, Cesar Leonardo; Velasco de la Fuente, David; Figueres Amorós, Emilio; Garcerá, Gabriel (Elsevier, 2010)

[EN] This paper presents the analysis and comparison of the main active techniques for islanding detection used in grid-connected microinverters for power processing of renewable energy sources. These techniques can be ...
Analysis of the control structure of wind energy generation systems based on a permanent magnet synchronous generator

Carranza Castillo, Oscar; Figueres Amorós, Emilio; Garcerá Sanfeliú, Gabriel; González Medina, Raúl (Elsevier, 2013-03)

This paper presents the analysis of the two usual control structures for variable speed and fixed pitch wind energy generation systems, namely speed and torque control, to determine the most appropriate structure to improve ...
Análisis y diseño de microinversores para conexión a microrredes eléctricas

Trujillo Rodríguez, César Leonardo (Universitat Politècnica de València, 2011-10-05)

En la presente tesis de Master se aborda el diseño y simulación de unidades autónomas de conversión de energía, microinversores, capaces de funcionar en modo interconectado a red (inyectando energía proveniente de fuentes ...
Análisis y diseño de un microinversor de 230W para la conexión directa de paneles fotovoltaicos a la red eléctrica

González Medina, Raúl (Universitat Politècnica de València, 2011-11-29)

En el presente trabajo fin de Máster se aborda el diseño e implementación de un microinversor de doble etapa para la conexión a la red de un solo panel fotovoltaico con aislamiento de alta frecuencia entre el panel y la red.
Análisis y selección de estrategias de seguridad funcional en los algoritmos de control de un inversor de tracción de800 W con un motor síncrono de imanes permanentes interiores (IPMSM) para bicicletas eléctricas según la norma EN15194:2017

Cardo Rius, Raúl (Universitat Politècnica de València, 2020-10-14)

[ES] Trabajo final de grado enfocado en el desarrollo de las estrategias de seguridad funcional necesarias con el fin de demostrar el cumplimiento por parte del diseño de un inversor de tracción de bicicleta eléctrica de ...