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Controle por modos deslizantes e observador de distúrbios aplicados ao motor síncrono de ímãs permanentes
(Universidade Federal de Santa Maria, 2015-08-20)
This master thesis proposes a current control technique based on sliding mode strategy
and disturbance observer for high-performance drive applied to permanent magnet
synchronous motors and can be extended to other ...
Planejamento de geração de energia complementar térmica associada a energias renováveis utilizando inteligência artificial
(Universidade Federal de Santa Maria, 2019-07-29)
The Brazilian Electrical System has a diversified electric power generation matrix, nevertheless
it is mainly composed by hydrothermal generation. In this sense, the operational planning of
this system can be detailed ...
Controle supervisório aplicado a sistemas fotovoltaicos autônomos com topologia multi string
(Universidade Federal de Santa Maria, 2010-03-05)
This master thesis analyses and implements a stand-alone photovoltaic system based on decentralized Multi String topology. The proposed system is composed of a set of DCDC
converters linked to the PV arrays of panels, ...
Controle por modos deslizantes aplicado a um DSTATCOM utilizado em sistemas com gerador de indução autoexcitado para compensação de harmônicos e desbalanceamento
(Universidade Federal de Santa Maria, 2018-02-23)
This dissertation aims to present the design of a distribution synchronous static
compensator (DSTATCOM) control system applied to the voltage regulation and harmonic
and unbalanced load currents compensation in self ...
Aproveitamento de energia vertida turbinável para produção de hidrogênio e geração distribuída
(Universidade Federal de Santa Maria, 2011-01-24)
In many hydroelectric power plants, while the water inflows are greater than demand, part of this water that could be used to generate energy is spilled by the dam gates and literally wasted. This dissertation discusses ...
Análise de topologias para lâmpada bulbo led utilizando dispositivos semicondutores de nitreto de gálio operando em 1MHz
(Universidade Federal de Santa Maria, 2018-08-31)
This paper presents the losses and efficiency evaluation to three different topologies. This paper
goals are evaluating the losses percental related to the semiconductors devices, Gallium Nitride (GaN). This paper presents ...
Análise do cenário mundial do VE e os desafios da sua inserção na matriz energética brasileira
(Universidade Federal de Santa Maria, 2016-03-18)
This work aims to analyze the current situation of electric vehicles in the world, considering the factors that assisted their insertion in the world market and the public policies that are used to encourage this technology. ...
Sistema de projetos otimizados de conversores estáticos (POCE) usando algoritmos genéticos
(Universidade Federal de Santa Maria, 2017-03-27)
Nowadays, there is a growing need for rational and efficient use of energy generated, be it traditional or renewable sources. Power electronics performs the interface between generation and consumption, allowing explore ...
Inversores fotovoltaicos conectados à rede com armazenamento de energia – classificação, recomendações técnicas e gerenciamento
(Universidade Federal de Santa Maria, 2017-03-08)
Grid-connected photovoltaic systems with energy storage have features of conventional gridconnected
inverters and uninterruptible power supplies. In these systems, all elements, which
include photovoltaic generator, ...
Desenvolvimento de um software pré-processador gráfico para análise de transitórios em subestações
(Universidade Federal de Santa Maria, 2016-03-22)
The following work presents a graphical pre-processor software as an alternative version of
the Electromagnetic Transients Program (ATP-EMTP). It was developed to aid in the analysis
of electromagnetic transients in power ...