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Avaliação do desempenho propulsivo utilizando dois agentes oxidantes na forma de propelente sólido em minifoguetes
(2021-12-14)
The mini rockets use a mixture of potassium nitrate and sucrose known as propellant grain, which, when ignited, produces an energy burn that has the function of moving the vehicle upwards through the principle of action ...
Avaliação de parâmetros que influenciam na leitura precisa de sensores magnetoelásticos para a aplicação em biossensores
(2021-12-01)
Magnetoelastic material sensors are rising due to their applicability, from the measurement of chemical and physical quantities to pathogen detection, beyond the possibility of wireless instrumentation. The working principle ...
Avaliação da despolimerização do poliestireno expandido por micro-ondas utilizando óxido de grafeno e carvão ativado
(2021-07-30)
Polymers are increasingly present in everyday life to replace other materials. Because they are cheap and have attractive mechanical properties, they were and still are produced on a large scale and, consequently, their ...
Avaliação da ação compatibilizante dos ácidos hexanóico, octanóico e decanóico em compósitos de polipropileno reforçados com óxido de grafeno
(2021-12-14)
To fully explore the potencial of nanocomposites, it is necessary interaction between filler and matrix. This study evaluates the coupling action of the hexanoic (C6), octanoic (C8) and decanoic (C10) acids in polypropylene ...
Sistema microcontrolado para monitoramento remoto do consumo de gás liquefeito de petróleo
(2021-12-07)
The pandemic of COVID-19 imposed the need for society as a whole to acquire new habits, or even resume some of them. With this, most families and people who went to bars and restaurants daily to eat, turned to produce their ...
Influência dos parâmetros do processo de fundição por gravidade na qualidade de bocais para tanques em alumínio SAE 305
(2021-12-11)
This job analyzed the gravity casting process of aluminum alloy SAE 305 using a metal mold. The analysis in question was carried out in order to reduce or eliminate the presence of internal defects in fuel tank nozzles. ...
Análise estrutural e otimização das longarinas do chassi de uma usina móvel de asfalto
(2021-12-23)
In the present work, a study of structural analysis was developed with proposal for the optimization the chassis spars of a mobile asphalt plant, reducing implement mass. The aim was also to understand the behavior of the ...
Projeto de uma protése para membros torácicos para cães utilizando conceitos de DFAM
(2021-12-15)
The construction of the prosthesis, using a three-dimensional printer, takes into account the patient's biomechanics, the variables present in the displacement of a dog, type of amputation, prostheses already on the market, ...
Influência do tratamento do gume por polimento com escovas de cerdas abrasivas sobre a vida da ferramenta para o processo de fresamento
(2021-12-18)
Machining is a process in constant evolution, the search for greater productivity, reliability and quality of machined materials is fundamental for the constant evolution of the process. The state of the tool edge is of ...
Análise comparativa entre dados experimentais de operação de um evaporador com resultados obtidos via software comercial
(2021-12-23)
In industrial refrigeration, liquid supercharging systems are the most efficient. This is because there is always liquid evaporating along the equipment circuit. In companies, designers should look for a higher heat transfer ...