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Simulação numérica do processo de secagem de concretos refratários em aplicações tecnológicas
(Universidade Federal de São Carlos, 2022-03-21)
Refractory ceramics are used in high temperatures due to their unique properties that enable a high thermal and chemical stability, mechanical strength, thermal properties and others. These materials are split into two ...
Avaliação dos agregados de resíduos da construção civil em matriz geopolimérica visando aplicação em pisos intertravados
(Universidade Federal de São Carlos, 2022-04-14)
The production of Portland cement (PC) is seen as aggravating the environment,
so scientists and engineers look for alternatives to replace this type of binder.
Geopolymers have the potential to replace CP, as it aims ...
Estudo sobre a formação da interface em soldas dissimilares de alumínio e aço galvanizado durante o processo de soldagem por fricção por ponto (RFSSW) com controle por carga
(Universidade Federal de São Carlos, 2022-03-29)
In the current scientific and technological scenario, the increased demand for dissimilar joints aiming a combination of optimized mechanical properties has driven innovations. Based on this, the present project proposes ...
Estudo termomecânico da fratura de blocos refratários eletrofundidos aplicados em fornos de fusão de vidro via simulações computacionais
(Universidade Federal de São Carlos, 2022-07-14)
Currently there is a great motivation and need for advances in the understanding
of the best operating conditions of industrial equipment. As far as glass
production is concerned, one action field is the search for ...
Análises térmica e energética no pré-aquecimento do revestimento refratário de panelas de aciaria via métodos numéricos e experimentais
(Universidade Federal de São Carlos, 2022-04-28)
Preheating the refractory lining of industrial equipment usually consumes substantial amounts of energy. This step is usually time consuming and impacts the costs and productivity of several economic sectors. Therefore, ...
Atomização a gás da liga de alumínio AA2017: efeitos dos parâmetros de processo nas características físicas dos pós produzidos visando aplicação em manufatura aditiva
(Universidade Federal de São Carlos, 2022-07-15)
Gas atomization is the main method to produce metal powders for LASER powder bed fusion (L-PBF), which is an additive manufacturing (AM) technique. It produces metallic powders with suitable characteristics to be applied ...
Design, síntese e caracterização de ligas multicomponentes contendo Mg para armazenagem de hidrogênio
(Universidade Federal de São Carlos, 2022-02-14)
The use of hydrogen as an alternative fuel has been investigated due to its great potential to be used as an energy vector. One of the challenges for its wide application is to store it safely and efficiently. Therefore, ...
Influência da adição de Nb-B na microestrutura de solidificação da liga Al-0,8%Mg-0,7%Si (6201)
(Universidade Federal de São Carlos, 2022-04-11)
The AA6201 alloy, widely used in the manufacturing of power cables, was modified by the addition of a Al-Nb-B master alloy in order to investigate the possible effects on the microstructure. Therefore, the Al-0.8%Mg-0.7%Si ...
Recobrimentos de ligas Ti-Nb-Zr depositados por pulverização magneto-catódica sobre aço inoxidável AISI 316L para aplicações biomédicas
(Universidade Federal de São Carlos, 2022-11-30)
The work consists of the deposition of Ti-Nb-Zr ternary alloy coatings in the form of thin films on an AISI 316L stainless steel substrate for applications in the biomedical area, such as dental or orthopedic prosthesis. ...
Mapeamento de parâmetros de soldagem robotizada GMAW visando tempos de produção reduzidos para juntas do aço ASTM A572 G50
(Universidade Federal de São Carlos, 2022-09-15)
The welding process using electric arc with shielding gas (GMAW - Gas Metal Arc Welding) is extremely widespread and used in several applications. This is due to its high productivity combined with low cost in addition to ...