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Reconfiguração de redes de distribuição considerando multivariáveis e geração distribuída
(Universidade Federal de Santa Maria, 2014-02-28)
The new design of electric power system, called Smart Grid, has emerged as a new challenge
especially for power distribution networks, which need to promote greater functionality such
as real-time monitoring of the ...
Modelagem e controle de um reator eletrônico para lâmpadas HPS baseado na conexão diferencial de conversores CC
(Universidade Federal de Santa Maria, 2012-02-28)
This paper presents the development of an electronic ballast for high intensity discharge lamps, using the differential connection technique applied to Flyback converters. The power factor correction stage was implemented ...
Estudo da viabilidade técnica da aplicação de solo saprolítico melhorado com cimento como base de pavimento de baixo custo
(Universidade Federal de Santa Maria, 2012-12-28)
When analyzing the road network of the country, it is noticed that the
extension of paved roads is very small. This fact is mainly due to reduced public
resources and the high costs of traditional materials utilized in ...
Estratégias para o desenvolvimento local: diagnósticos institucionais
(Universidade Federal de Santa Maria, 2010-08-30)
According to deep changes, local development strategies have received special attention
because the possibility of boosting stagnant regions is conjectured. The issue of research
directed at evaluating the importance of ...
Desenvolvimento de um anteprojeto de sistema de calefação por piso radiante com aproveitamento da energia solar
(Universidade Federal de Santa Maria, 2011-10-27)
Several Brazilian regions lack technology for efficient heating of building
interiors during cold periods. Currently, there are several commercial systems that
attempt to solve this problem but can not combine thermal ...
Projeto e análise da eficiência de um sistema solar misto de aquecimento de água e de condicionamento térmico de edificações para Santa Maria - RS
(Universidade Federal de Santa Maria, 2012-03-07)
The use of solar energy in buildings, to improve the comfort environmental
conditions implies in the reduction of energy consumption. Since this is a clean,
renewable and abundant energy, the use of design strategies ...
Síntese e caracterização do composto TiO2 dopado com nitrogênio e estudo de sua atividade fotocatalítica sob luz visível e irradiação solar
(Universidade Federal de Santa Maria, 2012-03-02)
In this work was carried out the catalyst synthesis TiO2 doped with nitrogen by sol-gel method, followed by calcination step. Were used three different calcination temperatures, 400, 450 and 500 ° C, while the other synthesis ...
Viabilidade técnica, econômica e social do aproveitamento das águas de chuva e cinzas para consumo não potável na cidade de Santa Maria/RS
(Universidade Federal de Santa Maria, 2013-04-01)
The objective of this work was to study a technical, social and economical
viability of the optimization for grey and rain waters for non drinkable consumption in
the city of Santa Maria, RS. The volume of the rain water ...
Método de controle e supervisão para grupos motores geradores com velocidade variável
(Universidade Federal de Santa Maria, 2013-02-27)
Motor generator sets are widely used to generate electricity in case of grid failure or to
supply part of the demand for commercial and industrial consumers. The vast majority of
motor generator sets work with constant ...
Análise da disponibilidade de iluminação natural e artificial em salas de aula de instituição pública de ensino superior
(Universidade Federal de Santa Maria, 2013-06-20)
The classrooms are the more permanent environments at schools; therefore their thermal, visual and acoustic characteristics must be carefully considered. Visual comfort can be achieved only with daylighting; artificial ...