Exploració per tema "Microxarxes (Xarxes elèctriques intel·ligents)"
Ara es mostren els items 21-40 de 113
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Caracterització energètica de microxarxes. Tercera part: Resum del mètode de caracterització i determinació algorísmica del sistema de gestió d'energia
(2020-11-11)
Report de recerca
Accés restringit per decisió de l'autor -
Collaborative voltage unbalance compensation in islanded AC microgrids with grid-forming inverters
(Institute of Electrical and Electronics Engineers (IEEE), 2022-04-25)
Article
Accés obertThe presence of unbalanced loads in power systems creates voltage imbalances that perturb the operation of sensitive loads like induction motors, power electronics converters and adjustable speed drives. This paper presents ... -
Combined method of flow-reduced dump load for frequency control of an autonomous micro-hydropower in AC microgrids
(2021-12-02)
Article
Accés obertNowadays, microgrids (MGs) play a crucial role in modern power systems due to possibility of integrating renewable energies into grid-connected or islanded power systems. The Load Frequency Control (LFC) is an issue of ... -
Combined method of flow-reduced dump load for frequency control of an autonomous micro-hydropower in AC microgrids
(2021-12-02)
Article
Accés obertNowadays, microgrids (MGs) play a crucial role in modern power systems due to possibility of integrating renewable energies into grid-connected or islanded power systems. The Load Frequency Control (LFC) is an issue of ... -
Comparación de técnicas de limitación de corriente en convertidores operando como fuentes de tensión conectados a una microrred eléctrica aislada trifásica
(Universitat Politècnica de Catalunya, 2022-10-27)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorDesde hace tiempo, la red trifásica eléctrica y otras composiciones trifásicas, sufren de diferentes fallos eléctricos los cuales deben ser controlados. En el caso de este TFM, el fruto de estudio es la falla eléctrica ... -
Comparative study of energy management strategies in collaborative microgrids of domestic prosumers
(2021)
Text en actes de congrés
Accés obertAn optimization model is proposed to manage a residential microgrid including a charging spot with a vehicle-togrid system and renewable energy sources. We consider the microgrid operated in grid-connected mode. The model ... -
Comparison between different droop based control techniques and a virtual control oscillator
(2023-03-15)
Article
Accés obertThis work presents a literature review about control techniques for parallel connected power inverters under microgrid applications. Some control strategies, based on droop control for parallel inverters of distributed ... -
Component sizing of an isolated networked hybrid microgrid based on operating reserve analysis
(2022-08-27)
Article
Accés obertThe power-sharing possibility amongst microgrids (MGs) in networked microgrids (NMGs) offers multiple profits to the NMG by employing an applicable energy management system. An efficient energy management system can provide ... -
Constrained predictive control based on a large-signal model for a three-phase inverter connected to a microgrid
(Institute of Electrical and Electronics Engineers (IEEE), 2022-07-21)
Article
Accés obertSmall-signal models are the mostly used to model and design in inverter-dominated microgrids. Conversely, this paper proposes a large-signal model for grid-forming inverters connected to a microgrid based on the active and ... -
Contribución a las estrategias de gestión de microrredes eléctricas colaborativas de prosumidores domésticos
(2022)
Text en actes de congrés
Accés obertEl presente trabajo tiene como objetivo el análisis de diferentes escenarios con microrredes domésticas con colaboración entre prosumidores domésticos. Se persigue encontrar estrategias que permiten una optimización de la ... -
Contribution to collaborative electricity microgrid management strategies of domestic prosumers
(2022-09-01)
Article
Accés obertThe aim of this paper is to demonstrate that collaboration between microgrids should be varied and global in order to optimize the collaboration and therefore, decrease the dependence on the electrical grid. In the article, ... -
Control of a microgrid using learning techniques
(Universitat Politècnica de Catalunya, 2022-09-14)
Treball Final de Grau
Accés obert
Realitzat a/amb: Technische Universität BerlinThis project applies Reinforcement Learning (RL) techniques on a virtual model of a Microgrid, with the objective of optimally controlling the distribution of energy to maximize the economical benefit for the Microgrid ... -
Control of Renewable Distributed Energy Sources in Microgrids
(Universitat Politècnica de Catalunya, 2020-07-09)
Projecte Final de Màster Oficial
Accés obertThis thesis studies and designs a microgrid with the following characteristics: alternative current, low voltage and grid-connected, features photovoltaic power generation, a suitable storage system and dynamic loads, able ... -
Control scheme for negative-sequence voltage compensation and current sharing in inverter-based grid-connected microgrids
(Institute of Electrical and Electronics Engineers (IEEE), 2022-01-06)
Article
Accés obertThis paper presents a control scheme that simultaneously solves the problems of negative-sequence voltage compensation and negative-sequence current sharing in grid-connected microgrids using grid-feeding inverters. ... -
Conversion of a network section with loads, storage systems and renewable generation sources into a smart microgrid
(Multidisciplinary Digital Publishing Institute, 2021-05-28)
Article
Accés obertThis paper shows an experimental application case to convert a part of the grid formed by renewable generation sources, storage systems, and loads into a smart microgrid. This transformation will achieve greater efficiency ... -
Decoupled simultaneous complex power sharing and voltage regulation in islanded AC microgrids
(Institute of Electrical and Electronics Engineers (IEEE), 2023-04)
Article
Accés restringit per política de l'editorialIn islanded AC microgrids, when multiple voltage source inverters (VSIs) operate in parallel, it is challenging to simultaneously obtain both accurate complex (active and reactive) power sharing and voltage regulation (in ... -
Deep reinforcement learning-based secondary control for microgrids in islanded mode
(2022-11-01)
Article
Accés restringit per política de l'editorialMicrogrids are generally low-inertia systems with a high penetration of renewable energy sources. The design of advanced control structures is required to keep these grids’ electrical variables within an acceptable range. ... -
Design and analysis of an embedded secondary and tertiary distributed hierarchical control for an AC microgrid.
(Universitat Politècnica de Catalunya, 2022-05-27)
Projecte Final de Màster Oficial
Accés obertThis project aims to develop an alternative distributed hierarchical control algorithm for a laboratory microgrid with droop control as the primary level, aiming to emulate the voltage and frequency variations of synchronous ... -
Design and implementation of an electronic development board for a microgrid
(Universitat Politècnica de Catalunya, 2020-06)
Treball Final de Grau
Accés restringit per decisió de l'autorThe study of renewable energies is becoming more important as the usage of them grows exponentially. In order to use some types of renewable energies harvested by systems such as photovoltaic or wind systems an inverter ... -
Design of a python tool for solving multiperiod Alternate Current Optimal Power Flow for Energy Management Systems of micro-grids
(Universitat Politècnica de Catalunya, 2023-07-28)
Projecte Final de Màster Oficial
Accés obertMicrogrids have emerged as a promising solution for energy management in localized power systems, offering reliability, efficiency and integration of renewable energy resources. However, the efficient operation of ...