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Contribuição ao desenvolvimento de um laboratório de arcos elétricos para a medição da energia incidente
(Universidade Federal de Santa Maria, 2022-08-09)
The arc flash is an event of stochastic behavior caused by the rupture of the dielectric strength between two or more conductors, from conditions that favor its appearance. Its high destructive potential and the resulting ...
Avaliação do desempenho de recursos energético distribuídos conectados à rede sob diferentes condições de impedância de rede
(Universidade Federal de Santa Maria, 2021-12-17)
This work aims to evaluate the performance of Distributed Energy Resources of Grid-Connected Photovoltaic Systems when inserted in different grid impedance conditions. For this purpose, first a brief literature review was ...
Plataforma agregadora para recursos energéticos distribuídos
(Universidade Federal de Santa Maria, 2022-01-28)
For many years our energy distribution system structure has been virtually the same, particularly for the consumer. With the arrival of advanced metering equipment, renewable energy implementations and other distributed ...
Avaliação do impacto da inserção de geração fotovoltaica no fator de potência em sistemas de distribuição
(Universidade Federal de Santa Maria, 2022-02-21)
With the growing interest of consumers of electric energy for the benefits brought by the Distributed Generation (DG), there is a concern about the impact that such insertion will bring to the distribution networks. After ...
Estratégias de Gerenciamento pelo Lado de Demanda aplicadas aos consumidores comerciais do Grupo A4 considerando a inserção de geração distribuída e análises tarifárias
(Universidade Federal de Santa Maria, 2022-01-26)
This Master’s Dissertation presents on the technical and financial impacts of the application of strategies Demand Side Management (DSM) in commercial consumers of the Group A4, considering the insertion of Distributed ...
Avaliação do uso de semicondutores de nitreto de gálio no estágio de controle de potência de uma luminária LED para iluminação pública
(Universidade Federal de Santa Maria, 2022-08-31)
This work presents a comparative analysis in terms of efficiency and losses estimation between a power control (PC) stage of a commercial LED luminaire, which uses Silicon (Si) transistors, with respect to two prototypes ...
Análise e desenvolvimento de um sistema de transferência de energia sem fio aplicado na recarga de veículos elétricos
(Universidade Federal de Santa Maria, 2022-08-29)
Technologies related to the electrification of means of transport have been gaining
ground in recent years. This development is motivated by environmental and economic
factors. Among the technologies explored, the main ...
Estudo comparativo de controladores de tensão aplicados a inversores monofásicos
(Universidade Federal de Santa Maria, 2022-07-27)
This work presents a comparative study between control strategies for the output
voltage of inverters. The proposed controllers are applied to the output stage of an Uninterruptible Power Supply (UPS) single-phase. Three ...
Modulações para a redução da tensão de modo comum em conversores de potência trifásicos
(Universidade Federal de Santa Maria, 2022-08-05)
In recent years, there has been significant growth in the use of alternative energy
generation sources, particularly renewable ones. Environmental issues and the cheapness
of these new generation sources are factors that ...
Carregador para células individuais de bateria chumbo-ácido em subestações de energia
(Universidade Federal de Santa Maria, 2022-08-26)
The lead-acid battery banks found at electrical substations suffer from unbalancing issues, caused by differences between the cells. These unbalancing issues eventually result in
premature loss of otherwise functional ...