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Estudo da erodibilidade de solos e rochas sedimentares de uma voçoroca na cidade de São Francisco de Assis - RS
(Universidade Federal de Santa Maria, 2013-04-12)
The study of which this Master s Thesis results was developed in a gully along State Highway
RS 377, in the city of São Francisco de Assis, RS. Themain objective of this study was
theerodibilityof the superficial ...
Metodologia de projeto de inversores para redução do custo de sistemas fotovoltaicos
(Universidade Federal de Santa Maria, 2014-02-25)
In photovoltaic systems, the lowest energy cost is not always achieved by an inverter with minimized cost or maximized efficiency. It is important to adopt methodologies that optimize the balance between system losses and ...
Análise da cultura voltada à inovação em organizações rumo à excelência na região de Santa Maria - RS
(Universidade Federal de Santa Maria, 2014-02-18)
The competitive environment grows more and more. This puts some pressure on organizations to present something more than just trading products and services. Then, it appears the innovation as a key factor for differentiation. ...
Fontes CA de potência: contribuição ao estudo e ao desenvolvimento de topologias híbridas
(Universidade Federal de Santa Maria, 2012-12-20)
In this thesis an study of AC Power Source (ACPS) topologies that guarantee the synthesis
of high quality voltage waveforms (in comparison to the reference signal) without
penalizing the system efficiency is carried out. ...
Metodologia de projeto eletrotérmico de LEDs aplicada ao desenvolvimento de sistemas de iluminação pública
(Universidade Federal de Santa Maria, 2012-07-23)
This work presents an LED electrothermal design methodology applied to a street
lighting system. The methodology aims to provide indicatives of the optimal LED operating
point for lighting systems design, considering ...
Alocação de canais para roteamento geográfico em redes de sensores e atuadores sem fio empregando a teoria dos jogos
(Universidade Federal de Santa Maria, 2012-05-25)
Wireless sensor and actuator networks are expected to grow quickly in size due to the
decreasing cost of nodes. For such large scale networks, the geographic routing algorithm
is a suitable approach. It finds a route for ...
Contribuições à identificação de regimes operacionais de centrais geradoras a biogás de aterros sanitários conectadas à rede
(Universidade Federal de Santa Maria, 2013-02-22)
This paper aims to propose the development of strategies for setting the best times of the day when a distributed generation of electricity (GD), which uses the biogas as fuel chemical reactions in urban solid waste, ...
Análise do ciclo de vida da tecnologia dos veículos com motores de combustão interna e dos veículos eletrificados
(Universidade Federal de Santa Maria, 2023-03-31)
In the current scenario, about 99.8% of transports are powered by internal
combustion engines (ICE). Transport is still responsible for 24% of direct CO2
emissions through the burning of fuels. Presently, efforts have ...
Recuperação de compostos bioativos de resíduos oriundos do processamento de óleos vegetais por meio da aplicação do processo combinado de esterificação-destilação molecular
(Universidade Federal de Santa Maria, 2023-04-14)
The vegetable oil refining process generates residues that can be reused to recover
compounds with high-added value. The deodorized distillates are a source for the
recovery of vitamin E, phytosterols, and squalene. Among ...
Projeto de controle e implementação de piloto automático para veículos agrícolas
(Universidade Federal de Santa Maria, 2023-02-15)
This work presents the design and implementation of a steering autopilot for agricultural
vehicles. Controllers are presented for the alignment and operation steps, which aims to
take the vehicle to the path and keep it ...