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Mostrando ítems 81-100 de 213
Avaliação da instalação de aerogeradores eólicos de pequeno porte em uma edificação urbana
(2021-01-23)
Renewable energy sources have been increasingly used and sought after by consumers in the country. The use of means to extract this energy from the environment is widely explored. Photovoltaic plates, tidal power plants ...
Avaliação numérica da distribuição do fluxo de ar em filtro de mangas
(2020-12-15)
Fluid-dynamic phenomena can present complex and not very intuitive characteristics, making their analysis, in many cases, difficult. Companies that manufacture products that operate under this physics often end up building ...
Reprojeto da tomada de sucção de uma bomba centrífuga com pré-filtro autoescorvante
(2019-07-21)
The present work refers to the redesign of the suction set of a centrifugal pump with self-priming pre-filter applied in swimming pool water filtration systems. The study was carried out in a pump manufactured by Eberle ...
Projeto, construção e verificação de um dinamômetro para o grupo motopropulsor de aeronaves do aerodesign
(2019-07-08)
This study aimed at the project, the construction and verification of a bench dynamometer, denominated TracTor, that collects data of torque and traction of the Aerodesign aircraft powertrain, as a function of the wind ...
Estudo de uniões soldadas de chapas de aço SAE 1008 por processo GMAW
(2020-12-25)
Low carbon steel sheets are widely used in the road implements market since the replacement to new projects and applications. The most common joining process for them is the GMAW process because it is easy to automate and ...
Avaliação do desgaste de brocas na furação de material de atrito
(2019-07-22)
The machining of composite materials presents a number of challenges depending on the nature of these materials. This work presents a study on the evaluation of wear of drill bits in the drilling of friction materials, a ...
Avaliação de geometria de encaixe em próteses cranianas obtidas através de técnicas de manufatura aditiva
(2019-12-25)
Many academic papers address cranial reconstruction techniques using computational resources, but little is found about the fit analysis of these cranial caps. The present work aims to make a fitting analysis between cranial ...
Desenvolvimento de um sólido celular tridimensional flexível por meio de otimização topológica
(2019-12-10)
The materials optimization represents competitiveness, productivity and evolution in engineering. In this context, the present study has the objective to develop the geometry of a porous material, using as fundamentals, ...
Análise da corrosão em elementos de fixação de uma usina fotovoltaica de solo
(2021-12-13)
A ground solar plant is supposed to have a lifespan of decades, with providers giving warranties of 25 to 30 years for photovoltaic modules - however, the oldest plants in Brazil are barely ten years old. Possible accidents ...
Projeto de substituição de peça soldada por fundida aplicado a componente de suspensão de semirreboque
(2021-07-06)
An essential component in the mechanical suspension of road implements is called "rocker arm". Its main function is to absorb the unevenness of the floor and distribute the forces evenly to the axles, providing greater ...
Análise de um perfil aerodinâmico em condições de escoamento rarefeito aplicado para diferentes ângulos de ataque
(2021-12-13)
This paper aims at evaluating the flow around the aerodynamic profile NACA 4412 under flow conditions which are rarefied, incompressible, and in laminar regime, applied for different angles of attack through computational ...
Avaliação comparativa da qualidade de usinagem para validar a automação do eixo transversal de uma retífica plana mecânica
(2021-12-07)
Grinding Machining is implemented in the industrial field when looking for reaching small tolerances, geometric precision, and superficial quality. Since this is a process with many variables involved, knowing them is ...
Análise de juntas parafusadas em rodas agrícolas reguláveis
(2021-08-26)
In the agricultural industry it is usual supports in wheel designs, so that the disc can be adjusted in different positions. Screwed joints are used for the purpose of joining the disc to the support. The objective of this ...
Avaliação estrutural de um cardan rígido industrial aplicado na transmissão de movimento entre eixos perpendiculares
(2022-07-15)
In this work, the methodology used in the stress analysis on components of an industrial rigid cardan shaft is described, connecting shafts misaligned by an angle of 90º according to boundary conditions of a particular ...
Análise de distorções em componentes estruturais de uma carroceria de ônibus causadas pelo processo de solda
(2021-07-20)
The present study analyses the distortion caused in a bus body by the welding process. Distortions in welded parts change the dimensional which has negative consequences on the assembly line when it exceeds tolerances ...
Avaliação teórica e experimental comparativa entre um conjunto redutor e engrenagens concorrente importado com um modelo equivalente de referência nacional
(2021-07-14)
The work presented the development of a study related to gear speed reducers, and made an analysis of comparative results between two reducers of the same class manufactured by two different manufacturers, an imported ...
Análise estrutural de uma janela de correr de duas folhas para aplicação na parte externa de edificações.
(2021-12-04)
Aluminum windows are used in Brazilian residential and commercial buildings due to their long service life, aspects related to the design of the environment and user comfort. The constant evolution of civil construction ...
Análise de desempenho de um veículo devido ao incremento de massa
(2021-07-19)
This work presents the theoretical and practical study to carry out an analysis of a car with an internal combustion engine and manual gearbox, verifying its performance in terms of mass increase, aiming at a better ...
Análise dos parâmetros do processo de soldagem a ponto por resistência na qualidade das juntas em estruturas automotivas
(2021-12-11)
Most of the car bodies are made up of a set of shaped steel sheets, which are later joined through the process of spot welding by resistance. This study aimed to analyze the influence of applied welding parameters, mechanical ...