Results 41 to 50 of about 1,212 (136)

Optimized Wavelet‐Denoised Temporal Convolutional Network for Multi‐Step Ahead Predictions in Power Systems

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
Optimized wavelet‐denoised temporal convolutional network. ABSTRACT Accurate forecasting of power generation is essential for ensuring the reliable and cost‐efficient operation of modern electrical grids. This paper introduces an optimized wavelet temporal convolutional network (TCN) designed for multi‐step‐ahead prediction of thermal power generation ...
William Gouvêa Buratto   +5 more
wiley   +1 more source

Proposta De Controle Pré-programado Aplicado Ao Conversor Boost Pfc Sem Sensor De Corrente

open access: yesEletrônica de Potência, 2010
O desenvolvimento de conversores préreguladores para realização da correção do fator de potência de entrada e controle da tensão no barramento CC dos mais diversos tipos de equipamentos eletrônicos, por exemplo, UPS, Inversores de Tensão e Fontes ...
Antônio de Pádua Finazzi   +4 more
doaj   +1 more source

Co‐Simulation Microgrid With Distributed Control Based on a Multi‐Agent System and Communication With Adaptive Update Rate

open access: yesIET Smart Grid, Volume 9, Issue 1, January/December 2026.
This study proposes a distributed control system using a multiagent system (MAS) to regulate the DC bus voltage in a grid‐connected microgrid through a co‐simulation environment. The framework integrates MAS (Python), TCP/IP communication and standard simulation tools (PLECS, PSIM and RTDS), enabling coordinated operation of PV arrays, battery storage ...
Daniel Leocádio Fernandes   +2 more
wiley   +1 more source

Dynamic Simulation of Vanadium Redox Flow Batteries for Remote Isolated Microgrids

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
This study investigates the dynamic performance of a vanadium redox flow battery (VRFB) integrated into a photovoltaic (PV)‐based remote isolated microgrid (IMG), with emphasis on the influence of electrolyte flow rate on electrochemical behavior, energy delivery, and operational stability. A MATLAB/Simulink model was developed to represent the coupled
João Pedro Martins do Lago Reis   +5 more
wiley   +1 more source

Nanoimprinted Collagen Plasmonic Sensors

open access: yesSmall Structures, Volume 6, Issue 12, December 2025.
A process to create collagen 3D nanostructures has been developed based on thermal nanoimprinting using mild conditions. This versatile process is suitable for transferring collagen patterns to both soft and rigid substrates, allowing for applications in various fields, including biomedicine and bio‐organic electronics.
Fernando Ely   +7 more
wiley   +1 more source

Relaxação Lagrangeana Aplicada ao Problema de Cobertura por Hubs

open access: yesTrends in Computational and Applied Mathematics, 2018
Este trabalho tem por objetivo investigar e propôr novas formulações para o problema de cobertura por hubs capacitado de alocação única com custo fixo. Este problema envolve a localização de nós hubs e a atribuição de nós de demandas aos hubs de modo que
Clayton Henrique Samora   +2 more
doaj   +1 more source

Nitrergic Signaling Mediation of Neurobehavioral Responses to Stress in Zebrafish

open access: yesJournal of Neurochemistry, Volume 169, Issue 10, October 2025.
Nitric oxide (NO) production is regulated by a plethora of upstream mediators, including glutamate, serotonin, and inflammatory mediators, at both neurons and non‐neuronal cells. These mediators are regulated by stressors, and their activity can increase or decrease NO production in a nitric oxide synthase (NOS) isoform‐dependent way.
João Alphonse Apóstolo Heymbeeck   +4 more
wiley   +1 more source

A Soft-Threshold Filtering Approach for Tomography Reconstruction from a Limited Number of Projections with Bilateral Edge Preservation

open access: yesSensors, 2019
In X-ray tomography image reconstruction, one of the most successful approaches involves a statistical approach with l 2 norm for fidelity function and some regularization function with l p norm, 1 < p < 2 . Among them stands
Tiago T. Wirtti, Evandro O. T. Salles
doaj   +1 more source

Estratégia para Redução da Corrente Eficaz em Motores BLDC Operando sob Falta de Fase Visando Amenizar o Desgaste do Motor

open access: yesEletrônica de Potência, 2018
Esse trabalho apresenta uma estratégia de redução de corrente eficaz das fases saudáveis para motores brushless DC (BLDC) operando em falha de abertura de fase, evitando a degradação do motor e permitindo o desligamento seguro. Após o diagnóstico de uma
Cesar Liberato   +3 more
doaj   +1 more source

Algoritmos para Otimização do Desempenho de Geradores a Relutância Variável Aplicados em Geração Eólica

open access: yesEletrônica de Potência, 2016
O desempenho do gerador a relutância variável (GRV) está diretamente relacionado às variáveis de ajustes do seu acionamento. Neste trabalho são propostos algoritmos para obter, através de simulações dinâmicas, os parâmetros ótimos de acionamento do GRV ...
Tárcio A. S. Barros   +3 more
doaj   +1 more source

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