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Análise do impacto da manutenção em sistemas de distribuição de energia elétrica
(Universidade Federal de Santa Maria, 2017-03-01)
The new models of distribution concession contracts brought news to electric power concessionaires. By linking the renewal of concessions to the quality of service, in the midst of a period of national financial crisis, ...
Análise das inter-relações dos sinais vitais em pacientes portadores e não portadores de cardiopatia isquêmica
(Universidade Federal de Santa Maria, 2017-03-10)
According to the World Health Organization, cardiovascular diseases are the leading cause of death worldwide. Estimates made by the Brazilian Society of Cardiology indicate a total of 346,896 deaths from cardiovascular ...
Seleção multicriterial do tipo de minigeração distribuída usando casca de arroz
(Universidade Federal de Santa Maria, 2017-05-05)
The growing emphasis on conserving the environment associated with dependence on fossil fuels has stimulated the development and use of biomass as a source of renewable energy. Among the bioenergy alternatives is the rice ...
Metodologia para análise da influência de pequenas centrais de geração síncrona na margem de estabilidade de tensão
(Universidade Federal de Santa Maria, 2017-03-13)
The insertion of Distributed Generation has become a strong attraction due to its characteristic advantages, such as the reduction of losses in the energy transportation due to the lack of extensive transmission lines, ...
Modelo de gestão do conhecimento para acompanhamento de tendência à evasão em cursos de graduação presencial
(Universidade Federal de Santa Maria, 2017-07-05)
Dropouts at university is a complex phenomenon and represents a concern in the management of universities. However, knowledge about the causes of evasion has been explored in various ways in different studies in recent ...
Desenvolvimento e a regulação do mercado livre de energia no Brasil
(Universidade Federal de Santa Maria, 2017-03-06)
The development of the Free Energy Market in Brazil gained considerable importance due to
a series of recent transformations in Brazilian politics. For a long time, investments were not
made in this sector, causing a ...
Extração de ácidos graxos produzidos por Mortierella isabellina utilizando fluido supercrítico e ultrassom
(Universidade Federal de Santa Maria, 2017-03-17)
Polyunsaturated fatty acids (PUFA) have received considerable attention in recent years due to the benefits associated with their consumption. Among these benefits, they emphasize their multiple physiological actions, ...
Utilização de caulim como um potencial adsorvente de baixo custo na remoção de poluente orgânico em soluções aquosas
(Universidade Federal de Santa Maria, 2017-03-24)
Dye industries have great difficulty in effectively treating of wastewater generated, particularly in relation to dyes removal of the effluents, that even in small quantities, gives intense color, contributing to contamination ...
Otimização, seleção e apontamento de arranjos lineares de antenas através da técnica de otimização por enxame de partículas
(Universidade Federal de Santa Maria, 2017-02-24)
The Particle Swarm Optimization Technique has been widely studied by researchers,
since they act as a stochastic optimization process which can be applied in many areas, for
instance in electromagnetism. Researches have ...
Modelagem e comparação da potência elétrica e do coeficiente de potência de turbinas magnus segundo o comportamento dos perfis cilíndricos
(Universidade Federal de Santa Maria, 2017-02-20)
This thesis presents the model of Magnus turbines based on the forces produced by the cylindrical airfoils, resulting in the curves of net mechanical power and power coefficient, besides demonstrating the effects of the ...