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Uso de religadores automáticos em redes de distribuição de energia elétrica situadas em regiões remotas susceptívis a interrupções transitórias visando melhoria dos indicadores da ANEEL
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilAutomação e Controle de Processos IndustriaisUTFPR, 2017-08-18)
One of the major challenges faced by electricity concessionaires in the current national scenario is to maintain continuity indicators within the criteria established by the regulatory agency ANEEL (National Electric Energy ...
Modelagem e comparação da potência elétrica e do coeficiente de potência de turbinas magnus segundo o comportamento dos perfis cilíndricos
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2017-02-20)
This thesis presents the model of Magnus turbines based on the forces produced by the cylindrical airfoils, resulting in the curves of net mechanical power and power coefficient, besides demonstrating the effects of the ...
Estudo e implementação de uma estação de carregamento de baterias para veículos elétricos
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia ElétricaUTFPR, 2017-06-13)
This project is based on a research and design of an independent charging station for electric vehicles (EV). Futhermore, the station will not be connected at the power grid. The power supplied to the station will be ...
Estudo da complementariedade da matriz elétrica brasileira pelo estado do Paraná através da fonte solar fotovoltaica no horizonte 2050
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia de Controle e AutomaçãoUTFPR, 2017-06-29)
Energy is essential for human activities, and considering the prospect that the demand for energy increases, it is necessary to conduct studies of new technical solutions to make feasible the use of available sources, ...
Estudo e análise da regulação de tensão e do suporte de potência reativa em sistemas integrados de transmissão de energia elétrica
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2014-08-11)
The purpose of this work is to study and analyze the voltage regulation and the reactive power support in large transmission systems of electric energy. The effects in the electric system with the use of synchronous ...
Short-term planning of electric power distribution networks using multiobjective genetic algorithim
(2011-12-01)
The high active and reactive power level demanded by the distribution systems, the growth of consuming centers, and the long lines of the distribution systems result in voltage variations in the busses compromising the ...
Short-term planning of electric power distribution networks using multiobjective genetic algorithim
(2011-12-01)
The high active and reactive power level demanded by the distribution systems, the growth of consuming centers, and the long lines of the distribution systems result in voltage variations in the busses compromising the ...
Asymmetrical Multilevel Inverter for Traction Drives Using Only One DC Supply
(2010)
The main advantage of asymmetrical multilevel inverters is the optimization of levels with a minimum number of power supplies. However, this optimized multilevel system still needs a large number of isolated and floating ...
Energy-management system for a hybrid electric vehicle, using ultracapacitors and neural networks
(2006)
A very efficient energy-management system for hybrid electric vehicles (HEVs), using neural networks (NNs), was developed and tested. The system minimizes the energy requirement of the vehicle and can work with different ...
Electricity sector in the Galapagos Islands: Current status, renewable sources, and hybrid power generation system proposal
(2019-07-01)
The electricity sector in the Galapagos Islands is heavily dependent on fossil fuels for electricity generation but only a few renewable sources are used for such a purpose in this archipelago. Therefore, this work aims ...