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Análise de técnicas de equalização de canal para SC-FDMA
(Universidade Federal de Santa Maria, 2019-07-12)
As for the main problems found in wireless digital communication systems, the multipath phe-
nomenon stands out, as it could cause severe distortion on the transmitted signal, possibly com-
promising the system’s whole ...
Obtenção de parâmetros dinâmicos da máquina síncrona de polos salientes através de ensaios de resposta em frequência
(Universidade Federal de Santa Maria, 2019-07-09)
In this paper, initially on time domain, the constructive and electrical characteristics of the
synchronous machine will be analyzed in order to define the equations that represents the
dynamic behavior of synchronous ...
Análise da viabilidade econômica na adesão de tarifa branca em consumidores residenciais de forma independente e associada à geração distribuída fotovoltaica
(Universidade Federal de Santa Maria, 2019-07-12)
This paper presents an economic feasibility study on migration or adhesion to the “White Fare”
for residential consumers, based on a comparative analysis with the conventional fare, where
the preservation of consumption ...
Engenharia assistida por computador aplicada ao desenvolvimento de conversores estáticos com ênfase em elementos magnéticos
(Universidade Federal de Santa Maria, 2021-08-25)
The analysis of magnetic devices requires knowledge of electromagnetic fields inside and around
of the element. The Maxwell’s equations enable a temporal and spatial analysis of electro-
magnetic fields. Typically, the ...
Análise de controladores de corrente através de Hardware in the Loop
(Universidade Federal de Santa Maria, 2019-07-15)
This work is based in the comparison between three current controllers. Several tests were car-
ried out with the same parameters for a fair and technical comparison
Análise e projeto de conversor DAB - Multinível bidirecional para utilização de baterias em sistema de geração fotovoltaico
(Universidade Federal de Santa Maria, 2021-10-08)
Bidirectional DC-DC converters are essential components for the integration of renewable energy sources and energy storage systems in the electrical grid. This work shows the process of choice, control design and simulation ...
Análise de transferência de ondulação de baixa frequência para os conversores SEPIC e ZETA para drivers de led
(Universidade Federal de Santa Maria, 2019-07-18)
This paper presents the design, simulation and development of two topologies for
converters with the objective of developing a mathematical analysis describing the behavior
of the low frequency ripple transfer between ...
Simulação de um quadro de Epstein empregando o método de elementos finitos
(Universidade Federal de Santa Maria, 2019-06-11)
The increasing consumption of electric energy leads to the need to increase its
generation, which implies concerns about impacts on the environment. Renewable energies
are ways to get around these facts. However, there ...
Pré-ênfase utilizando modulação por largura de pulso aplicada a sistemas de comunicação por luz visível
(Universidade Federal de Santa Maria, 2021-02-04)
In this work we adress the bandwidth limitation presented in phospor-layered LEDs, which use this layer to generate the white color and are preferred by the industry due to the low cost of production. It is noteworthy that ...
Viabilidade técnica e econômica de instalação de painéis fotovoltáicos na cobertura do laboratório de tecnologia mecânica e aeroespacial da Universidade Federal de Santa Maria
(Universidade Federal de Santa Maria, 2022-09-08)
Photovoltaic energy is increasingly used to generate clean electricity, as it is a renewable and abundant source on the planet. In this context, the present work aims to analyze technically and economically the installation ...