Exploració per autor "Luna Alloza, Álvaro"
Ara es mostren els items 56-75 de 188
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Data-driven techniques to improve the reliability of low voltage electricty networks through dynamical evaluation of non-technical losses
Girona Badia, Marc; Mor Martínez, Gerard; Laguna Benet, Gerard; Cipriano Lindez, Jordi; Luna Alloza, Álvaro (Institute of Electrical and Electronics Engineers (IEEE), 2023)
Comunicació de congrés
Accés restringit per política de l'editorialThe paradigm of electrical networks is changing rapidly due to the large penetration of renewable energy sources and other distributed generation and storage assets. The variability in the generation profile hinders the ... -
DC voltage control and power sharing in multiterminal DC grids based on optimal DC power flow and voltage-droop strategy
Rouzbehi, Kumars; Miranian, Arash; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2014-07-11)
Article
Accés restringit per política de l'editorialThis paper proposes an effective dc voltage and power-sharing control structure for multiterminal dc (MTDC) grids based on an optimal power flow (OPF) procedure and voltage-droop control implemented in the different ... -
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)
Comunicació de congrés
Accés restringit per política de l'editorialMulti-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
Accés restringit per política de l'editorialMultiterminal 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 ... -
Decoupled double synchronous reference frame current controller for unbalanced grid voltage conditions
Reyes, Manuel; Rodríguez Cortés, Pedro; Vazques, Sergio; Luna Alloza, Álvaro; Carrasco, Juan Manuel; Teodorescu, Remus (2012)
Text en actes de congrés
Accés restringit per política de l'editorialDue to the growing changes in the electrical network related to the new distributed generation scheme and the integration of renewable energy sources, new requirements for grid-connected power converters are being defined ... -
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
Accés obertMulti-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 ... -
Design of a centralized protection technique for medium voltage DC microgrids
Monadi, Mehdi; Koch-Ciobotaru, Cosmin; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2015)
Text en actes de congrés
Accés obertThis paper presents a communication-assisted protection technique for dc microgrids. The technique, consist of a centralized fault detection, by use of the differential method; and a fault isolation strategy by coordinated ... -
Design, operation, modeling and grid integration of power-to-gas bioelectrochemical systems
Muñoz Aguilar, Raúl Santiago; Molognoni, Daniele; Bosch Jiménez, Pau; Borràs, Eduard; Pirriera, Monica Della; Luna Alloza, Álvaro (2018-08-01)
Article
Accés obert -
Detection of abnormal operation of PV inverters based on regressive prediction models with recursive least squares training
Moreno Kübel, Pablo Alexander; Laguna Benet, Gerard; Cipriano Lindez, Jordi; Luna Alloza, Álvaro (Institute of Electrical and Electronics Engineers (IEEE), 2024-01-01)
Article
Accés obertThe large scale integration of photovoltaic (PV) power plants has launched the massive deployment of PV inverters. In fact, just a single multi-MW PV plant may have thousands of them, which can be also found isolated in ... -
Discrete fault-clearing instant influence on the simulation of voltage-source-inverter-fed adjustable-speed drives subjected to voltage sags
Córcoles López, Felipe; Bogarra Rodríguez, Santiago; Pedra Durán, Joaquim; Luna Alloza, Álvaro (2011-05)
Article
Accés restringit per política de l'editorialThis study analyses the influence of modelling sags with discrete fault-clearing instants on the behaviour of adjustablespeed drives (ASDs) subjected to sags caused by faults. The effects are compared with those of sags ... -
Distributed FLISR algorithm for smart grid self-reconfiguration based on IEC61850
Koch-Ciobotaru, Cosmin; Monadi, Mehdi; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper proposes a distributed algorithm for Fault Location, Isolation, and Service Restoration (FLISR) to be implemented as part of the intelligent software for controlling the operation of each circuit breaker. The ... -
Dynamics estimation and generalized tuning of stationary frame current controller for grid-tied power converters
Zhang, Weiyi; Remón Rodríguez, Daniel; Mir Cantarellas, Antonio; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2016-12-23)
Article
Accés obertThe integration of AC-DC power converters to manage the connection of generation to the grid has increased exponentially over the last years. PV or wind generation plants are one of the main applications showing this trend. ... -
Effect of VSC-HVDC on load frequency control in multi-area power system
Rakhshani, Elyas; Luna Alloza, Álvaro; Rouzbehi, Kumars; Rodríguez Cortés, Pedro; Etxeberria Otadui, Ion (2012)
Text en actes de congrés
Accés restringit per política de l'editorialThis study presents a solution for reducing the frequency oscillations in multi-area interconnected power system by means of using an VSC-HVDC interconnection transmission line. The upcoming power-electronics based HVDC ... -
Electrical Circuits - Current and power in a three phase network - E1
Luna Alloza, Álvaro (2022-12-02)
Audiovisual
Accés obert -
Electrical Circuits - Finding the equivalent Thevenin DC circuit - E1
Luna Alloza, Álvaro (2022-12-02)
Audiovisual
Accés obert -
Electrical Circuits - Finding the equivalent Thevenin DC circuit - E1
Luna Alloza, Álvaro (2019-07-05)
Audiovisual
Accés obert -
Enhanced average current-mode control for DC-DC converters based on an optimized fuzzy logic controller
Rouzbehi, Kumars; Miranian, Arash; Citro, Costantino; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2012)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper proposes a novel optimized fuzzy logic controller (OFLC) for current-mode control (CMC)-based voltage regulation in DC-DC converters. The implementation of the proposed fuzzy logic controller (FLC) does not ... -
Enhanced control for improving the operation of grid-connected power converters under faulty and saturated conditions
Shahparasti, Mahdi; Catalán, Pedro; Fazlin Roslan, Nurul; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Luna Alloza, Álvaro (2018-02-28)
Article
Accés obertIn renewable energy based systems Grid-Connected Voltage Source Converters (GC-VSC) are used in many applications as grid-feeding converters, which transfer the power coming from the renewable energy sources to the grid. ... -
Enhanced decoupled double synchronous reference frame current controller for unbalanced grid-voltage conditions
Reyes, M.; Rodríguez Cortés, Pedro; Vazquez, S.; Luna Alloza, Álvaro; Teodorescu, Remus; Carrasco, J.M. (2012)
Article
Accés restringit per política de l'editorialIn the last few years, restrictive grid codes have arisen to ensure the performance and stability of electrical networks, which experience amassive integration of renewable energy sources and distributed generation systems ... -
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
Accés obertThis 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 ...