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Itens para a visualização no momento 111-120 of 134
Avaliação da competitividade em empresas de base tecnológica
(Universidade Federal de Santa Maria, 2017-03-06)
Due to the increase in investments in physical structure and incentives by educational institutions, agencies of innovation promotion and financing, technology-based companies show annual growth. However, organizations ...
Diretrizes normativas e legais para aquisição de luminárias viárias com diodo emissor de luz pelas administrações municipais em ambiente sustentável
(Universidade Federal de Santa Maria, 2017-03-02)
The application of LED technology in street lighting is recent in Brazil, raising doubts in the
specification, acquisition, economic and environmental viability. With the adoption of LED
street lighting, bids must meet ...
Valor agregado em produtos e serviços em concessionários de máquinas agrícolas no Brasil utilizando o método AHP
(Universidade Federal de Santa Maria, 2017-07-31)
The objective of the present study was to identify which criteria lead customers of agricultural machinery dealers to perceive added value in purchased products and services. Through a multi-approach study with a combined ...
Estudo cinético da produção de ésteres metílicos com dimetil carbonato catalisada por fosfato de nióbio
(Universidade Federal de Santa Maria, 2017-07-31)
The aim of this study was to evaluate commercial niobium phosphate as heterogeneous catalyst in biodiesel production from oleic acid and low-cost raw materials using dimethyl carbonate as acyl receptor. Catalyst was ...
O uso da abordagem fuzzy-ahp e fuzzy sets para facilitar a utilização da filosofia lean manufacturing em indústrias
(Universidade Federal de Santa Maria, 2017-02-23)
The importance of decision-making is All human beings who wish to solve or make improvements
in a particular environment or situation. With this bias, the intuitive illustration
for lean production processes, the Is not ...
Metodologia de priorização de investimentos em modernização de equipamentos de proteção e manobra de subestações de distribuição
(Universidade Federal de Santa Maria, 2017-08-24)
The continuous and reliable supply of energy becomes a necessity of modern society, therefore, it is expected that its restoration is as fast as possible in any interruptions, and that it will reach the smallest possible ...
Fundamentos para concepção, controle e automação de uma planta armazenadora de energia utilizando hidrogênio
(Universidade Federal de Santa Maria, 2017-02-20)
Electrical generation with renewable sources is intermittent due to the characteristics of the primary energy (sun, wind, run of water, etc.). This feature can cause fluctuations and distortions on the voltage levels ...
Otimização da produção e extração de metabólitos com atividade antioxidantes a partir do fungo Botryosphaeria dothidea isolado do bioma Pampa
(Universidade Federal de Santa Maria, 2017-08-17)
In this work the ultrasound was used to increase the production of metabolites with antioxidant activity obtained from the submerged fermentation of the fungus Botryosphaeria dothidea, followed by different extraction ...
Resistividade elétrica de concretos compostos com cinza de lodo de ETA e calcário moído
(Universidade Federal de Santa Maria, 2017-12-18)
Electrical resistivity, a property of the concrete that represents its resistivity to the
passing of electric current, is important in terms of corrosion of reinforced concrete
and, therefore, of the durability of the ...
Avaliação do fosfato de nióbio como catalisador heterogêneo na esterificação de ácido oleico com acetato de metila
(Universidade Federal de Santa Maria, 2017-09-29)
The concern about global warming and the search for energy security are main responsible for promote the development of renewable fuels. Among biofuels, biodiesel is a potential successor to fossil fuels because it is an ...