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Desenvolvimento de material de isolamento térmico compósito à base de sabugo de milho
(Universidade Federal de Santa Maria, 2019-01-17)
One of the most important challenges for the construction industry is the reduction of environmental impacts at all stages of the life cycle. Among the possible guidelines for reducing environmental impacts is the use of ...
Estimativa de chuvas intensas em locais sem dados no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2019-02-08)
The knowledge of the intense rainfall is important in the project of several engineering works, which normally, is defined from the intensity-duration-frequency relations (IDF), allowing to estimate in a simple way the ...
Aplicação de ácidos orgânicos na recuperação de metais a partir de resíduos de baterias de íons de lítio e catalisadores automotivos
(Universidade Federal de Santa Maria, 2019-01-17)
In the last decades, hydrometallurgical processes have received considerable attention for the recovery of precious metals such as Platinum Group Metals (PGM), as well as recovery of metals with high added value from ...
Os custos de produção como método de auxílio à tomada de decisão aplicado aos apicultores do Vale do Jaguari/RS
(Universidade Federal de Santa Maria, 2019-02-22)
The apiculture is a very importante activity in Brazil, being the South region the biggest honey producer, respon-sable for 37,2% from de total made in the country. In South Zone, the Rio Grande do Sul is the biggest ...
Modelo de diagnóstico para projetos de micro e minigeração distribuída de energia fotovoltaica
(Universidade Federal de Santa Maria, 2019-02-19)
Photovoltaic energy has a promising market throughout the world, and Brazil is still at
the beginning of its use. One of the options to increase the participation of this energy
in the Brazilian energy matrix is with ...
Análise do potencial bioativo de vidros à base de borofosfato
(Universidade Federal de Santa Maria, 2019-02-18)
The use of phosphate and borate glasses on regeneration of bone tissue has been researched for the past years due to its potential of being reabsorbed by the organism during the recovery process of affected tissues. This ...
Contribuições ao acionamento e controle dos motores de relutância variável e síncrono de relutância
(Universidade Federal de Santa Maria, 2019-02-15)
This master thesis presents contributions to the driving and control of switched
reluctance motors and synchronous reluctance motors. The main characteristics of the
switched reluctance machine are the low production ...
Metodologia de projeto de um inversor ressonante auto-oscilante operando em alta frequência para aplicações a LED.
(Universidade Federal de Santa Maria, 2019-02-05)
In this dissertation, a design methodology is proposed for the Self Oscillating Resonant Converter operating in high frequency for LED lighting aplications. The high-frequency operation of electronic circuits has, as the ...
Análise de fornecedores de um setor público empregando o método Fuzzy-TOPSIS com auxílio do método AHP
(Universidade Federal de Santa Maria, 2019-03-22)
Choosing suppliers is among the most complex tasks for a manager because of the many
possible variables involved in that decision making. Analyzing criteria such as quality, delivery
time and price can currently influence ...
Análise de sensibilidade de redes de drenagem urbana a parâmetros hidrológicos utilizando modelagem hidrodinâmica e dimensionamento automatizado
(Universidade Federal de Santa Maria, 2019-02-15)
The hydrodynamic models allow a better characterization of the flow in urban rainwater systems, including the backwater effects. Thus, when used in sizing, they produce more efficient and adequate solutions when compared ...