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Avaliação dos parâmetros que influenciam nas alterações dimensionais e nas tensões residuais do polipropileno moldado por injeção
(2018-10-17)
The final quality of the injection molded polymer products can be compromised due to the occurrence of residual stresses from the molding process, which can generate shrinkage and warpage, altering the final product ...
Análise da integridade superficial no processo de fresamento do aço AISI P20 com ferramentas novas e recondicionadas
(2018-12-03)
The present work analyzed the effects of the treatment of the edge in new and reconditioned tools, with interaction in the application of MQL on the surface integrity in the concordant milling of the AISI P20 steel. ...
Análise estática de placas e cascas de revolução compostas por laminados sujeitas a carregamentos axissimétricos.
(2018-02-16)
With significant development of the aeronautical, naval and automotive industry from 1960, there was a need to reduce weight, along with the improvement of properties such as mechanical resistance, vibration control, ...
Influências do revestimento no desgaste da ferramenta no processo hobbing
(2018-04-11)
The high demand of the industries, together with the need for high efficiency, promotes technological advances in the area of machining. Machining tool coverings come to meet this need, increasing the durability, and ...
Efeito do tratamento da microgeometria de ferramentas com revestimento diamantado no fresamento de eletrodo de grafite
(2018-05-02)
The rising need for manufacturing molds with increasingly smaller deadlines and costs is demanding from the toolmakers to customize and enhance their fabrication processes. One of the ways to achieve that is by improving ...
Avaliação de diferentes condições de temperatura de molde e hidratação no desempenho de compósitos de poliamida 6 com fibra de vidro
(2018-06-25)
The use reinforced thermoplastics in technical parts, produced by the injection process, has grown, reaching prominence in polymer transformation industry. In this study, two different materials (Lanxess and Technyl) made ...
Análise do desempenho de um motor a combustão de ignição por compressão monocilíndrico no funcionamento bicombustível diesel-etanol
(2018-04-10)
The main aim of this work was to investigate experimentally the effects of a compression ignition engine operating in dual fuel mode, diesel-ethanol. The experiments were conducted in a single-cylinder engine coupled to a ...
Análise de previsão de preços de ações de uma carteira otimizada, utilizando análise envoltória de dados, redes neurais artificiais e modelo de box-jenkins
(2018-04-11)
The stock market attracts more and more investors because of its high profitability, when compared to other investment options. However, this commercialization of assets has a high risk, and it is advisable to use mathematical ...
Otimização da orientação de mini-implante para minimizar a possibilidade de falha devido à perda óssea : um procedimento usando algoritmo genético e análise de elementos finitos
(2018-12-20)
From the need for replacement, or repair of human bone structures, the use of implants has become an increasingly common practice in humans. Even with the development and research of methods and materials more technologically ...
Análise da influência dos parâmetros de processo no fresamento de Inconel 718 sobre o desgaste e a qualidade superficial
(2018-04-11)
Nickel alloys have the ability to resist extreme conditions, as a result, they are in evidence among different industrial areas. Nickel alloys milling is often associated with high manufacturing costs and low productivity. ...