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Estudo e avaliação de sistemas de troca térmica com resfriamento líquido aplicados em inversores para tração elétrica
(Universidade Federal de Santa Maria, 2023-02-15)
This master thesis presents a study and analysis of liquid-cooled thermal exchange systems for electric traction inverters. The advancement of high-performance microprocessor
systems allowed inverter models with greater ...
Gerenciamento de riscos em instalações de alimentação de células de combustível
(Universidade Federal de Santa Maria, 2004-10-01)
Nowadays, several technologies allow the electric power generation
most primary sources. However, the hydrogen has if manifested as the
largest energy potential to be explored next years. It is exactly in the
study of ...
Seleção de sistemas de geração de energia elétrica a partir de resíduos sólidos urbanos: uma abordagem com a lógica difusa
(Universidade Federal de Santa Maria, 2012-06-19)
Sustainability is becoming a major driving force in energy policy, leading to the development of different strategies and projects. Many of these strategies are related to the application of novel methodologies for selecting ...
Avaliação da competitividade da cadeia produtiva de carne ovina no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2012-07-05)
The present study had as aims to identify the determinants of competitiveness of
the production chain of sheep of the Rio Grande do Sul, with a focus on production and
processing segments. To evaluate the performance of ...
Implantação da manufatura enxuta: aumento de competitividade através do desenvolvimento de parcerias
(Universidade Federal de Santa Maria, 2012-06-25)
This study was conducted in a metalworking company, manufacturer of agricultural implements, which present problems of delays in delivery of products to customers. The aim was to integrate the supply chain to improve the ...
Identificação de perdas produtivas: um estudo de caso em padaria e confeitaria
(Universidade Federal de Santa Maria, 2013-02-22)
Companies in a general scope need to worry about increased productivity, however, there is another concern that needs special attention by causing financial loss and, including customer dissatisfaction, who are the losses ...
Predição da performance de um reator UASB para o tratamento de vinhaça usando identificação e redes neuronais
(Universidade Federal de Santa Maria, 2013-03-28)
Brazil is a tropical country with a huge amount of natural energy resources. In view of the growth that the country is experiencing, such resources exploitation becomes increasingly attractive. Among many resources ...
Processos de separação de materiais valiosos de telas lcd de telefone celular
(Universidade Federal de Santa Maria, 2013-07-25)
The proposal of this work is separate the liquid crystal display (LCD) screen of cell phones in disuse, removing polymers which are adhered to the glass screen by using an appropriate solvent, and then perform the glass ...
Integração de sistemas de gestão: proposta de implantação ao terceiro setor
(Universidade Federal de Santa Maria, 2012-01-27)
Este trabalho analisa como uma organização do terceiro setor pode formatar
a implantação de um sistema de gestão da qualidade, de forma gradual, a fim de
atingir a meta da certificação segundo a norma NBR ISO 9001:2008, ...
Análise, projeto e implementação de um D-STATCOM para redes de distribuição monofásica
(Universidade Federal de Santa Maria, 2012-07-31)
This work analyzes a voltage regulator applied to low-voltage single-phase distribution networks, especially long distribution rural distribution lines with problems to comply with voltage level standards. This voltage ...