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Itens para a visualização no momento 11-20 of 20
Dimensionamento da viga e trole transversal de uma ponte rolante para o Nde Automação e Processos de Fabricação (NAFA)
(Universidade Federal de Santa Maria, 2019-08-30)
Bridge cranes are equipments used in transportation and lifting of loads able to operate at high cycles work providing greater safety and agility for the productive sector. This paper present the project of the cranes and ...
Análise de influência dos parâmetros de soldagem a arco elétrico com atmosfera de proteção gasosa (GMAW) nas propriedades mecânicas e microestruturais do aço ASTM A36
(Universidade Federal de Santa Maria, 2019-07-17)
Metallic structures and constructions are widely used in civil construction and industrial plants. These can be constructed using bolted or welded joints. In welded structures, these being more common, usually presenting ...
Estruturas multicamadas de Ti/Ti-Nb para aplicação em eletrolizadores PEM
(Universidade Federal de Santa Maria, 2019-12-04)
Proton Exchange Membrane (PEM) electrolysers are a good alternative for storing energy produced by renewable sources such as wind and solar. PEM electrolysers convert surplus energy into hydrogen that will later be burned ...
Desenvolvimento de coletores de corrente à base de Ti/NbN para eletrólise PEM da água
(Universidade Federal de Santa Maria, 2019-07-08)
Manufatura aditiva por soldagem a arco do aço AWS ER 308LSi: efeito da trajetória de deposição sobre a microestrutura e propriedades mecânicas
(Universidade Federal de Santa Maria, 2019-12-16)
Because of its capability to economically produce large-scale metal components with high production rates and low raw material waste, significant progress has been made in understanding of the Wire Arc Additive Manufacturing ...
Influência dos parâmetros de impressão 3D na resistência à tração de corpos de prova impressos em PLA utilizando modelagem por fusão e deposição
(Universidade Federal de Santa Maria, 2019-08-29)
he 3D Printing process also known as Additive Manufacturing is used in the manufacture of prototypes and parts using the material addition technique to construct the object, depending on the procedure adopted may present ...
Medição de tensões residuais em juntas soldadas pelo processo de soldagem a arco elétrico com atmosfera gasosa (GMAW) utilizando ondas longitudinais criticamente refratadas (ondas LCR)
(Universidade Federal de Santa Maria, 2019-12-13)
Welding is a manufacturing process widely used in industry to join metal parts permanently.
However, the welding process may induce residual stresses, affecting the mechanical
performance of the component negatively. ...
Projeto preliminar de estrutura cm suporte para ferramenta de clinching utilizada no processo de união de chapas por conformação à frio (UCCF)
(Universidade Federal de Santa Maria, 2019-12-16)
The discharge of grains into storage silos is currently done through cup elevators, these consist of a vertical structure of empty square metallic modules containing in their interior a mat with containers in parallel, ...
Estudo de ciclos de refrigeração utilizando R-744 como fluido refrigerante
(Universidade Federal de Santa Maria, 2019-12-19)
HCFCs’ fluids are the most commonly used in refrigeration cycles. However, new guidelines foresee the abandonment of such fluids for environmental reasons and the industry has again turned its attention to natural fluids, ...
Análise técnica e econômica de microgeradores eólicos com foco em produtos comerciais para residências unifamiliares
(Universidade Federal de Santa Maria, 2019-07-17)
In Brazil, the use of wind in Brazil has been increasing and its participation in diversification of the energy matrix. It is one of the main sources of clean and sustainable energy. However, most projects and products on ...