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Projeto conceitual de um veículo elétrico de pequeno porte para o transporte urbano individual
(Universidade Federal de Santa Maria, 2021-09-23)
Mobility is part of the daily life of a large part of the population, especially those living in urban centers. This use makes this sector one of the main emitters of pollutants, in addition to consuming other fossil ...
Avaliação microestrutural e mecânica de chapas de TI-16NB obtidas por tape casting
(Universidade Federal de Santa Maria, 2022-02-04)
Titanium and its alloys allow a wide range of applications as they have a distinct combination of
characteristics, such as low density, high mechanical strength and excellent corrosion resistance.
In addition, they also ...
Produção e caracterização de ligas de Ti-Nb sinterizados em sal fundido
(Universidade Federal de Santa Maria, 2022-09-16)
Titanium and its alloys have unique characteristics when compared to other metals, such
as low density, high mechanical strength, high corrosion resistance and biocompatibility.
Titanium alloys have properties varying ...
EGR interna para redução do trabalho de bombeamento em um motor ignição por centelha de injeção direta
(Universidade Federal de Santa Maria, 2022-09-21)
The constant increase in the price of petroleum-derived fuels during the pandemic period and
the need to reduce greenhouse gas emissions demand more efficient spark-ignition combustion
engines. Governmental programs such ...
Estudo da utilização de conceitos biomiméticos no perfil hidrodinâmico NACA 4412
(Universidade Federal de Santa Maria, 2023-02-09)
Brazil is one of the great countries that generate electricity through hydraulic energy. In a
hydroelectric power plant, the hydraulic turbines are the only ones responsible for transforming
hydraulic energy into mechanical ...
Avaliação da influência da vazão de gás utilizada no processo GMAW nas tensões residuais utilizando ondas LCR
(Universidade Federal de Santa Maria, 2023-03-09)
Welding is a manufacturing process widely used in industry to join metal parts permanently.
However, at the end of the process, due to the high temperatures involved, residual stresses
(RS) appear, making the welded ...
Determinação da resistência mecânica de materiais porosos plasticamente ortotrópicos via homogeneização computacional
(Universidade Federal de Santa Maria, 2023-02-14)
This work evaluates the strength of porous elastoplastic materials with orthotropic matrix, which
is assumed to be insensitive to both the mean stress and the strain rate, via computational homogenization procedure. The ...
Avaliação da vida da ferramenta e mecanismos de desgaste no torneamento convencional e de alto avanço da zona termicamente afetada pelo corte térmico prévio no aço ABNT NBR 6655 grau LN 280
(Universidade Federal de Santa Maria, 2022-09-14)
Cutting tool life has a significant impact on the final costs of the machined product.
Thus, it is essential that criteria be established to define the end of its useful life, in order to
mitigate the effects of wear and ...
Otimização da seleção de parâmetros através do método de taguchi para soldagem em aço DIN EN 10025-2 S275JR-AR pelo processo GMAW robotizado
(Universidade Federal de Santa Maria, 2022-08-24)
Gas metal arc welding (GMAW) is one of the most used welding methods in the
metalworking industry, due to its high productivity and the possibility of welding
different thicknesses components. The increase in performance ...
Efeito do pós-processamento por recozimento sobre as propriedades do PLA impresso com e sem adição de grafeno
(Universidade Federal de Santa Maria, 2023-05-26)
Additive Manufacturing (AM) is a set of manufacturing processes that build objects
layer by layer, adding material in a controlled manner. Unlike traditional manufacturing
methods, which involve material removal. The ...