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Análise do impacto de medidas remotas na estimação de estados em sistemas de distribuição
(Universidade Federal de Santa Maria, 2017-12-13)
The acquisition of data in the areas of generation, transmission and distribution is of extreme importance, since they form the basis of the Electric Power System. However, it presents the most complex and growing scope ...
Resistividade elétrica de concretos compostos com cinza de lodo de ETA e calcário moído
(Universidade Federal de Santa Maria, 2017-12-18)
Electrical resistivity, a property of the concrete that represents its resistivity to the
passing of electric current, is important in terms of corrosion of reinforced concrete
and, therefore, of the durability of the ...
Avaliação do fosfato de nióbio como catalisador heterogêneo na esterificação de ácido oleico com acetato de metila
(Universidade Federal de Santa Maria, 2017-09-29)
The concern about global warming and the search for energy security are main responsible for promote the development of renewable fuels. Among biofuels, biodiesel is a potential successor to fossil fuels because it is an ...
Desenvolvimento de um health index para transformador de potência
(Universidade Federal de Santa Maria, 2017-08-28)
This dissertation presents the development of the Health Index methodology to evaluate and classify power transformers, basing on its operation and maintenance information. The motivation behind the methodology’s development ...
Plataforma hardware in the loop para teste de leis de controle de voo e desenvolvimento de unidade de navegação inercial
(Universidade Federal de Santa Maria, 2017-12-21)
The work presents a Hardware in The Loop (HIL) system design and construction, aimed
to test automatic flight control laws with the X-Plane flight simulator. In addition, the development,
integration, and tests of an ...
Técnicas de mitigação de interferência eletromagnética em equipamentos de iluminação a LED
(Universidade Federal de Santa Maria, 2017-12-22)
This dissertation introduces techniques for mitigation of conducted electromagnetic
interference in lighting equipment using LEDs. This dissertation intends to offer the theoretical
basis necessary for the development ...
Implementação de uma metodologia para classificação de imagética motora em módulo Orange Pi Zero
(Universidade Federal de Santa Maria, 2017-12-15)
Various people around the world live with some form of physical disability. For this part
of the population that has some motor deficiency, can communicate or perform tasks that
are impossible to perform is of utmost ...
Otimização de parâmetros de uma rede LoRa através de algoritmos genéticos
(Universidade Federal de Santa Maria, 2017-12-13)
The LoRa technology stands out for allowing the connection of a large number of devices
allocated several kilometers away from the base station, with low energy consumption
and maintenance costs. To do so, each device ...
Estudo do protocolo LoRaWAN e implementação de uma rede privada com nós distribuídos
(Universidade Federal de Santa Maria, 2017)
The present work shows a general study on LoRaWAN, a long-range, low-energy protocol
developed for the Internet of Things. Its main characteristics, differences to other
protocols commonly used in the area, network ...
Identificação da condição de sono a partir de características extraídas de sinais de EEG utilizando um módulo Orange Pi Zero
(Universidade Federal de Santa Maria, 2017-12-15)
This work in progress reports the first results of a project which purpose is the implementation
of a microprocessed system for the detection of fatigue, or state of drowsiness, from
electroencephalogram (EEG) signals. ...