Buscar
Itens para a visualização no momento 2031-2040 of 3386
Implementação em programação parmetrizada CNC pra usinagem de superfícies de Bezier
(Universidade Federal de Santa Maria, 2020-11-18)
Among the conventional means of machining and their programming modes, it can be considered for computer numerically controlled machines that the manual programming language, better known as G language, and Computer-aided ...
Refusão a arco elétrico de revestimento aspergido termicamente: efeito das variáveis da corrente em regime pulsado sobre a microestrutura e microdureza
(Universidade Federal de Santa Maria, 2020-07-09)
Thermal spraying is a surface engineering technique that allows to obtain coatings with optimized characteristics, expanding the application field of many engineering materials. This is due thermal spray process allows the ...
Projeto de cobertura em estrutura metálica do tipo SHED para o Núcleo de Automação e Processos de Fabricação (NAFA)
(Universidade Federal de Santa Maria, 2021-08-25)
Nowadays, the Center of Automation and Manufacturing Processes (NAFA) is space
composed by Mechanical Engineering laboratories connected to the Technology
Center (CT) of the Federal University of Santa Maria (UFSM). The ...
Concepção e construção de uma bancada de ensaios de desgaste em helicoide de transportadores helicoidais utilizados na movimentação de grãos
(Universidade Federal de Santa Maria, 2021-11-18)
In a country where agriculture is one of the pillars of the economy, grain production is essen-tial for the maintenance of the sector. Therefore, the agricultural sector has been growing in recent years both in grain ...
Comparação de ciclos de condução padrão aplicados a um veículo de passageiro operando com etanol
(Universidade Federal de Santa Maria, 2020-10-02)
The forecast scenarios regarding the environmental pollution raises a question whether the current vehicle emission certification is reliable enough to assure fleet agreement with the legal limits. Standardized procedures ...
Caracterização experimental da anisotropia em chapas de alumínio da série 3XXX classe 3104-H34
(Universidade Federal de Santa Maria, 2021-05-31)
The aluminum alloys processing from refining operations to the final product is
associated with a large number of metallurgical phenomena. These phenomena promote
variation in the alloys mechanical properties, changing ...
Exploração do limite pobre em carga parcial de um motor ignição por centelha de injeção direta operando com etanol
(Universidade Federal de Santa Maria, 2021-03-12)
Stringent environmental legislation has demanded development of internal combustion engines
towards higher thermal efficiency to reduce greenhouse gas emissions. Brazilian governmenta l
programs like ROTA 2030 and RenovaBio ...
Análise do comportamento em operação do sistema de controle de servoválvulas que integram uma bancada de ensaios de sistemas de freios automotivos
(2022-08-22)
Over the last years, the automotive industry sectors have been in constant development in order to adapt to the demands that govern the market and to comply with the increasingly rigorous normative standards of regulatory ...
Investigação do conceito de turbocompressor de baixa temperatura para motor de combustão interna através da implementação em modelo computacional otimizado para máxima potência
(Universidade Federal de Santa Maria, 2022-02-14)
The optimization of internal combustion engines (ICEs) has been fundamental for the reduction of energy consumption and reduction of pollutant gas emissions, since the legislation of pollutant emissions for ICE are ...
Viabilidade econômica de um sistema de recarga de veículos elétricos em um posto de combustíveis na cidade de Santa Maria
(Universidade Federal de Santa Maria, 2022-02-25)
In the current world scenario, the adhesion to electric vehicles has been growing more and more, including in Brazil. In order to further foster this growth, it's essential that countries make investments in infrastructure, ...