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Estudo de correlações tipo taxa de resfriamento x microestrutura x dureza da liga resistente ao calor 28Cr48Ni5W3Co
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 12/09/2022)The 28Cr48Ni5W3Co alloy is widely used in furnace systems and various petrochemical plant equipment. In this work, the directional solidification of this alloy in a transient heat extraction regime was carried out, ... -
Estudo de desempenho dos materiais mais promissores aplicados em ânodos de baterias elétricas veiculares considerando seu potencial de produção no Brasil
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 25/08/2023)The global energy context has undergone significant transformations in recent decades, driven by the search for cleaner and more sustainable energy sources. In this sense, electric vehicles have emerged as a promising ... -
Estudo de formulações refratárias para a bica de vazamento de um forno elétrico a arco (FEA)
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/03/2023)Refractory ceramics can withstand high temperatures and thermomechanical demands for long periods, without significant deterioration of their properties. They can be applied in several industrial sectors, and in the steel ... -
Estudo de ligas especiais para resistência à corrosão em ambientes agressivos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 17/03/2023)The phenomenon of corrosion deteriorates metallic materials, the corrosive attack is electrochemical and starts on the metallic surface. The relationship between corrosion and metals involves high costs of the order of 5% ... -
Estudo do algoritmo de clusterização K-means no processo de seleção de materiais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/03/2023)The use of machine learning algorithms has become common in everyday life, bringing to realize experiments in several fields of material engineering. This study complements the Ashby methodology with the clustering machine ... -
Estudo do efeito de aditivos a base de zinco para a sinterização a frio do óxido de zinco
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 15/09/2022)Atualmente, o processamento e obtenção de um óxido cerâmico denso e funcional são extremamente custosos para as indústrias deste ramo, envolvendo o dispêndio de uma enorme quantidade de energia para sinterizá-los, ... -
Estudo do processo de colagem de materiais dissimilares
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 25/08/2023)An examination of current literature aimed to investigate aspects relevant to the bonding of dissimilar materials, using as a scenario the joining of materials present in a multinational manufacturer of residential stoves ... -
Um estudo do sistema vítreo cálcio-vanádio-fosfato
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/04/2022)In the present work, a study was carried out on the property changes that the addition of vanadium in the P2O5-CaO-V2O5 system can cause. A non-linear change of a glass property due to the mixing of different glass formers ... -
Estudo dos parâmetros de processo de dobramento de chapas de aço laminado a quente
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/04/2022)Among the various processes of sheet metal formability, the folding stands out for its simplicity and replicability, being considered a of the most recurrent operations in metal sheets. In addition, mathematical models ... -
Estudo experimental e por meio de simulação computacional do tratamento térmico de têmpera para o aço inoxidável X22CrMoV12-1
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/09/2022)The development of stainless steels was one of the main technological advances within the metallurgical sector, once those materials can be used under the most diverse applications with different combinations of mechanical ... -
Estudo sobre a influência de aditivos antiácidos em compostos de polipropileno
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 19/11/2021)Polypropylene is one of the most consumed plastics in the world and its synthesis takes place mainly from the use of Ziegler-Natta catalyst systems, in which catalysts and their supports are compounds containing chlorine ... -
Estudo sobre a reciclagem de fibras têxteis
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/02/2022)In order to transform the textile industry into something sustainable, the origin and production must be studied, and in addition, it is expected that there will be a greater importance of recycled products in the future, ... -
Estudo sobre a viabilidade de implementação de logística reversa e reciclagem de polímeros na indústria automobilística
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 24/08/2023)The present work consists of a bibliographical review on the topic of reverse logistics applied to the main polymers in the automotive industry. Reverse logistics is a process that aims to recover products, materials and ... -
Estudo sobre o histórico, mineração, aplicações, geopolítica e desafios das terras raras
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/07/2023)The rare earth elements are essential raw materials for the energy transition that the world is compromised to achieve. Neodymium and praseodymium are fundamental for the manufacture of high performance permanent magnets, ... -
Estudo sobre os métodos de reciclagem e reutilização de baterias de lítio de carros elétricos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 18/04/2022)Electric vehicle (EV), means of transport considered more sustainable to the environment, have become popular around the world in recent years mainly in the United States, Europe and China. For the next decades, the volume ... -
Finite element simulation for glass tempering
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 02/02/2024)The production of tempered glass for screen protectors has aroused enormous interest in the growing smartphone market, requiring the use of technologies to prevent fractures during production. The Finite Element Method ... -
Fragilização por hidrogênio da liga Ti-6Al-4V ELI: métodos de hidrogenação e caracterização mecânica
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/02/2024)Titanium alloys are highly valued materials due to the combination of various commercially relevant properties, including high specific strength and corrosion resistance, a high melting point, and ductility. The versatility ... -
Friction riveting of printed circuit boards (P.C.B.) and aluminum hybrid joints: joint formation analysis and characterization
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/04/2022)This work addressed the feasibility study of the Friction Riveting joining process on glass-fiber-reinforced epoxy resin laminate sheet (FR4-PCB) and 2024-T351 aluminum alloy rivets by investigating the rivet scale effects, ... -
Impacto ambiental do uso de óxido de zinco em formulações de borracha: estudo crítico e possíveis soluções
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/02/2024)Elastomers are a class of polymeric materials characterized by their high elasticity and ability to resist deformation and return to their initial state. Rubbers play an important role in the automobile, aeronautics, civil ... -
Impacto da submersão de perfis extrudados de alumínio em soluções alcalinas: um estudo de capabilidade
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 25/01/2024)Marcel Pourbaix dedicated himself to the study of metal corrosion, culminating in the publication of the "Atlas of Electrochemical Equilibrium" in 1964. His work presents diagrams that predict the stability of chemical ...