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Desenvolvimento de um sistema de baixo custo para correção de direcionamento em operações agrícolas – projeto informacional e conceitual
(2021-02-02)
Considering the existing problems with regard to quality in carrying out activities in the fields, the driving manual for agricultural machinery operations stands out, in which it stands out for being tiring for the operator ...
Proposta de indicadores de desempenho para cursos de pós graduação lato sensu modalidade a distância
(Universidade Federal de Santa Maria, 2009-03-20)
Distant education is a growing teaching education modality. Supported by the Technologies of Information and Communication (TICs), the system is capable to involve people and/or institutions that before haven t had access ...
Bacia hidrográfica do rio Ijuí/RS: um estudo hidromorfométrico da seção do médio-alto Ijuí
(Universidade Federal de Santa Maria, 2020-08-25)
Integração do Balanced Scorecard e modelo de Slack com ênfase na gestão do desempenho organizacional para o ramo de telecomunicações
(Universidade Federal de Santa Maria, 2016-02-10)
In the current climate of economic environment, organizations need to direct their efforts to maximize the effectiveness of your Organizational Management. Thus, the use of tools and performance indicators, such as the ...
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 ...
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 ...
Redução da capacitância de barramento em driver para alimentação de leds
(2019-07-10)
This work presents the contextualization, problem definition and LED driver solution
reducing the effect of circuit bus capacitance. Through the active control of the
driver output current, the ripple from the PFC stage ...
Metodologia de projeto do conversor DAB aplicado a transformadores de estado sólido
(Universidade Federal de Santa Maria, 2014-08-01)
This thesis presents a design methodology for the dual active bridge converter, that includes the influence of the nominal phase-shift angle in the behavior of the DAB converter for entire power and voltage ranges. The ...