Cursos de Graduação: Recent submissions
Now showing items 241-260 of 915
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Desenvolvimento de um amplificador de áudio de alto desempenho utilizando realimentação negativa global
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/04/2023)This paper proposes the development of a high-performance audio amplifier with global feedback. The proposed topology is based on "A design methodology for audio amplifiers with no global negative feedback: proposal and ... -
Análise da eficiência de sequências de pulso de RMN em baixo campo para avaliar qualidade de molhos de tomate comerciais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 30/03/2023)Nuclear Magnetic Resonance is a spectroscopic technique based on the interaction of atomic numbers with nuclear spin (l) greater than zero when in the presence of a static magnetic field (B0) and an oscillating magnetic ... -
Síntese do éster de glicerol derivado do breu e suas aplicações
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 27/09/2022)It is evident that the current world has become dependent on the use of plastic in several applications, among them, the use of resins has been widely explored in the construction, paints, varnish, adhesives and even jewelry ... -
Matemática financeira: o Modelo de Markowitz
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/04/2023)The aim of this work is to present a mathematical introduction to the main concepts involved in Markowitz Theory. The portfolio selection developed by Markowitz shows the importance of asset portfolio diversification, ... -
Otimização dos parâmetros de torneamento para melhoria da estabilidade do chatter baseada em diagramas de lóbulos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/02/2023)Machining processes dominate the manufacturing industry, being vital for the delivery consumer goods with reliability and quality, but some self-excited phenomenon such as chatter are limiting in the delivery of these ... -
Otimização do desempenho dinâmico de robôs paralelos acionados por cabos com redundância cinemática utilizando reposicionamento contínuo
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/10/2022)Parallel robots play a key role in manufacturing processes. Among its classifications, there is a specific type called parallel robot driven by cables (RPAC), which has good inertial properties and relatively low costs. ... -
Avaliação do impacto dos modos de trabalho de manipuladores robóticos em série para resolução de redundância
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 23/03/2023)Robotic manipulators are increasingly present in the industrial activities of today, being used for various tasks ranging from welding operations to transportation and cargo handling as a whole. Despite being widely used, ... -
Projeto, montagem e teste de um subwoofer ativo
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/04/2023)The present work describes in detail the development and construction of an active bass reproduction system "subwoofer". For this, it uses a TPA3255 integrated circuit. This class D amplifier has two outputs that are applied ... -
Avaliação de quatro algoritmos de trilateração baseados em RSSI considerando a variação do número de nós fixos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/10/2022)Unmanned Aerial Vehicles (UAVs) are machines of great importance these days, as they are no longer a resource that was previously limited to military use but are beginning to exist in the everyday life of society. This ... -
Análise por refinamento Rietveld do efeito de diferentes tratamentos térmicos em aço ferramenta A2 fabricado por manufatura aditiva
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 23/03/2023)The Laser Powder Bed Fusion (L-PBF) is an additive manufacturing technique in which a part is built layer by layer. This process is used for producing parts with complex geometries and customizable densities, such as ... -
Influência dos parâmetros na microestrutura e propriedades mecânicas de fios produzidos pelo processo de Extrusão por Fricção (FE)
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/03/2023)Friction Extrusion (FE) is a solid-state process that produces wires, tubes and other parts. Due to the combination of severe plastic deformation (SPD) and moderate temperatures, dynamic recrystallization (DRX) is promoted, ... -
Influência da geometria de anéis para geração de campos magnéticos inomogêneos em dispositivos supercondutores
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/04/2023)Conducting materials transport electric currents very effectively due to their low resistivity. A conductor's electric current distribution induces a magnetic field around it, which the Ampère-Maxwell Law can describe. On ... -
Sistema para abastecimento automático em rolo de pintura
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/04/2023)Residential painting is a primary service widely performed anywhere in the world. The objective of the project was to develop equipment aimed at facilitating this task, adding a certain degree of automation to the stages ... -
Cura de refratários à base de MgO via micro-ondas contendo, ou não, fontes de carbono
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 21/03/2023)Curing is an essential process for the manufacture and development of refractory materials and is now largely carried out by heating at relatively low temperatures compared to the working temperature for the material, with ... -
Avaliação do fator de ajuste dinâmico presente nos métodos de localização MCLA e WCL
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 05/10/2022)The revolution and importance of geolocalization technologies involving satellite signals has increasingly, in recent decades, extended to indoor environments. In this environments, GPS systems have signal attenuation, due ... -
Os teoremas de existência e unicidade de solução de um PVI e do fluxo tubular
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/04/2023)The main objective of this course completion work is to present the foundations of the Qualitative Theory of Ordinary Differential Equations, a branch of Mathematics that is considered one of the most applied. The present ... -
Avaliação in situ da evolução do módulo elástico de concretos ligados com geopolímeros
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 24/03/2023)Refractory castables belong to the class of non-formed ceramic materials, which have the characteristic of being able to withstand high temperatures, without significant changes in their physical and chemical features. ... -
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 ... -
Reciclagem de embalagens multicamadas poliméricas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 23/03/2023)The objective of this work is to present an overview of the main treatments of multilayer materials related to recycling, addressing two alternatives, both the separation of individual components, including delamination ... -
Structural characterization and mechanical properties of friction consolidated Al6CuXLi (X = 2, 4, and 6) alloys
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 21/03/2023)Friction Extrusion and Friction Consolidation are two similar solid-state processes, which can produce extrudes as wires, tubes, or in the case of consolidation, fully consolidated discs. The friction resulted from the ...