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Proposta de modelo de diagnóstico da competitividade de agroindústrias produtoras de alimentos de origem animal
(Universidade Federal de Santa Maria, 2012-04-02)
The Brazilian agribusiness segment is experiencing a unique moment in relation to opportunities for expansion and consolidation. However, while it expands, exposes weaknesses that have led the segment s companies less ...
Gerador de indução com excitação estática, filtro ativo e armazenamento de energia para sistemas eólicos isolados
(Universidade Federal de Santa Maria, 2013-03-01)
The growing global demand for electricity, increasing scarcity of the conventional
energy sources and the need to reduce environmental impacts contributed to the pronounced
development of new technologies based on clean ...
Estudo da carbonatação natural de concretos com pozolanas: monitoramento em longo prazo e análise da microestrutura
(Universidade Federal de Santa Maria, 2012-08-31)
The carbonation in concrete is caused by the penetration of environmental carbonic
anhydride (CO2) in concrete by diffusion, being considered one of more important
structures pathologies. It occurs naturally in concrete ...
Desenvolvimento de uma topologia híbrida a três fios para regulação de tensão aplicada em microcentrais hidrelétricas
(Universidade Federal de Santa Maria, 2013-01-25)
This dissertation presents the study of a three-wire hibrid topology for voltage
regulation for micro-hydroelectric generators that use self-excited induction in isolated
operation. Initially, a literature review is ...
Produção mais limpa em um frigorífico de aves: aplicação da ferramenta SWOT
(Universidade Federal de Santa Maria, 2013-02-22)
The constant search for improving the quality of life has gained importance worldwide. In this point of view, much emphasis is given to the production of healthier foods, in which chicken comes up as the most important ...
Sistemas eletrônicos de iluminação baseados nos conversores CA/CA
(Universidade Federal de Santa Maria, 2011-08-23)
This thesis proposes to improve the efficiency of public illumination systems by means of AC chopper based power converters. A comparative study of high performance AC/AC converters feeding high pressure sodium lamps on ...
Propriedades mecânicas de concretos com diferentes cimentos Portland e com cinza de casca de arroz natural e moída
(Universidade Federal de Santa Maria, 2012-06-22)
Due to high rates of emissions of carbon dioxide released in cement production, an
alternative to minimize this pollution is the use of rice husk ash in concrete as partial cement
replacement. This research aims to ...
Determinação da característica de saída para um aerogerador de pequeno porte segundo norma IEC 61400-12-1
(Universidade Federal de Santa Maria, 2016-07-08)
This work presents a study of theoretical and practical comprehension to
implement a laboratory to performance testing of small wind turbines. The laboratory
will be able to certify the wind turbines according to ABNT ...
Balanço hídrico em bacia urbana
(Universidade Federal de Santa Maria, 2015-01-30)
This work aims to study the behavior of the variables precipitation, evapotranspiration, runoff and water storage in the soil, involved in water balance of the arroio Cancela basin, in Santa Maria, RS. The monitoring was ...
A relação entre inovação, mercado acionário e crescimento econômico
(Universidade Federal de Santa Maria, 2015-08-07)
The relationship between financial systems and economic growth has not been well assimilated by the academic community and the public managers, generating debates inconclusive for many decades. However, the center of this ...