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Desenvolvimento de um conversor monofásico assimétrico com capacitores flutuantes
(Universidade Federal de Santa Maria, 2019-02-18)
This work presents a comprehensive analysis of a single-phase full-bridge asymmetrical flying capacitor
multilevel converter. Multilevel converters are a promising alternative to high power applications, since
they use ...
Aplicabilidade de práticas sustentáveis a edificações de estabelecimentos assistenciais à saúde
(Universidade Federal de Santa Maria, 2019-03-08)
The architecture focused on health care facilities and hospitals has one of the most complex architectural and procedural programs, where restrictions imposed by regulations, flows and processes make it difficult to plan, ...
Análise ecotoxicológica da acrilamida utilizando uma microalga como organismo indicador
(Universidade Federal de Santa Maria, 2014-10-29)
Acrylamide is a water soluble monomer with a multitude of industrial and chemical applications. In polymeric form, which is also known as polyacrylamide, it may be used as a flocculant for water treatment. However, this ...
O mercado de carbono como estratégia sustentável: um estudo de caso sobre a implementação do MDL
(Universidade Federal de Santa Maria, 2011-08-31)
This paper presents an approach to electricity generation using biomass from a rice mill as a basis for implementation of a CDM project and negotiation of credits in the carbon market, in a case study. Through which we ...
Caracterização e adequação dos resíduos da construção civil produzidos no município de Santa Maria-RS para aplicação em pavimentação
(Universidade Federal de Santa Maria, 2012-03-23)
The civil construction industry is characterized for being the sector that suffers the most influence with the economy growth. Government policies to encourage housing instigate the sector to produce wildly, using outdated ...
Variáveis de ocupação do solo e microclimas urbanos no período noturno bairro Camobi, Santa Maria - RS
(Universidade Federal de Santa Maria, 2015-03-03)
Considering the urbanization as factor responsible for climate changes at the local scale,
this research has investigated the influence of the environment built in the formation of
urban microclimates in Camobi District, ...
Controlador digital multi-amostras PID e V2 COT híbrido para regulador buck síncrono
(Universidade Federal de Santa Maria, 2018-02-23)
This work presents a hybrid digital control method for a point-of-load synchronous buck
converter implemented in a digital signal processor, seeking to achieve high efficiency in light
loads and good transitory responses. ...
Análise dos indicadores do sistema de avaliação da pós-graduação stricto sensu no Brasil: um estudo multicasos nos programas de Engenharia de Produção
(Universidade Federal de Santa Maria, 2014-02-27)
In a world, where the market becomes increasingly dynamic and competitive, it is essential to invest in education to ensure that development and progress. Programs of graduate studies aim to contribute efficiently to the ...
Metodologia para modelagem de transformadores de potencial indutivo e capacitivos para estudos de transitórios em altas frequências
(Universidade Federal de Santa Maria, 2015-11-13)
This dissertation proposes a modeling methodology for Inductive and Capacitive Voltage Transformers (IVT and CVT) for high-frequency electrical transients analysis, up to 3 MHz. The model construction starts from the VT s ...
Estudo comparativo entre o condicionamento de ar geotérmico e o convencional e suas perspectivas para o sistema elétrico nacional
(Universidade Federal de Santa Maria, 2015-06-03)
This dissertation deals with a comparison between energy consumption of conventional air conditioning and the surface geothermal conditioning for room environments.
Studies have been conducted about soil constitution, ...