Centro de Ciências Exatas e de Tecnologia - CCET: Recent submissions
Now showing items 1741-1760 of 7409
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Padronização de normas de biossegurança em laboratórios de engenharia bioquímica aplicando lean six sigma
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)This article historically contextualizes the biosafety standards necessary for safe work in biochemical engineering laboratory environments. The Lean Six Sigma methodology was used to raise the main pains of professionals ... -
Simulação da combustão em motores a jato utilizando CFD
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)Computational Fluid Dynamics (CFD), usually applied in the simulation of flows, combined with the simulation of chemical reactions is an interesting tool in the design and development of highly complex equipment, such as ... -
Estudo da viabilidade de aplicação do transporte pneumático para abastecimento de sulfato de sódio em indústria de fibra de vidro
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)Technology advances changed the way we approach fine powder loading within the industry. Efficient and focused on problem-solving, these solutions drastically reduced losses in industry activities. The purpose of this ... -
Simulação de um sistema de geração de ar comprimido
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)Compressed air is an utility with several applications in industry. Cleaning of equipments and environment, operating pneumatic machineries and robots, drying tanks and spray dying are some examples of common applications ... -
Equacionamento de rendimentos em fornos de pirólise
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 19/11/2021)In order to maximize financial results Braskem uses optimization software to generate monthly plans for raw material purchases, production and meeting demand. The software models the main equipment’s and flows of all its ... -
Detecção de impactos em estruturas unidimensionais utilizando o método TDOA (Time Difference of Arrival)
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 13/07/2018)Impact is a dynamic load on a structure in which a high module force is applied within a short period of time. Then, as the impact has affected a steel beam, it is possible to analyze the mechanical signals measured produced ... -
Investigação do potencial energético de dispositivos coletores de energia de estradas pavimentadas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/12/2019)The search for alternative sources of energy is a recurring theme in research due to the growth of world energy demand. The development of energy harvesting techniques and devices is required. This work focused on studying ... -
Caracterização dinâmica de um instrumento musical de cordas usando análise modal operacional
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 20/12/2019)Although the electric guitar has been more and more an investigation object by the academy, there are still important conclusions missing regarding its dynamic characteristics. To offer a contribution over this panorama, ... -
Investigação do controle passivo de vibrações em estruturas mecânicas através de cerâmicas piezoelétricas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 15/01/2021)Smart materials and their applications in engineering for vibration control have been studied for some years and it has brought important discoveries and applications; in particular, one can mention piezoelectric ... -
Projeto de controle de um reator cerâmico para produção de cloreto de alumínio anidro utilizando microcontroladores de hardware livre
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)Aluminium chloride (AlCl3) is a salt commonly applied in industry since it is a Lewis acid. Such feature makes aluminiun chloride a good catalyst in the production of several organic compounds. Between its main applications, ... -
Desenvolvimento e aplicação de módulo de sensoriamento de baixo custo para o monitoramento de saúde estrutural de máquina rotativa
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/10/2021)Predictive maintenance is a recent maintenance model on the market, although it is already well known in the aeronautical industry, and it is increasingly necessary in any manufacturing environment. The research project ... -
Um estudo estatístico sobre as redes de aeroportos no Brasil
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 08/11/2021)In this work, we study the evolution of the Brazilian airport networks in order to describe their connectivity structure and to analyze if their structure changed during the pandemic caused by COVID-19. To this end, we ... -
Aplicação de metodologias ativas no ensino e aprendizagem de números racionais com questões da OBMEP
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ensino de Ciências Exatas - PPGECE, Câmpus São Carlos, 17/11/2021)This study aims to investigate the use of active methodologies in teaching and learning mathematics. For this study, the result of the work developed with questions from the OBMEP in the city of São Carlos-SP was observed ... -
Avaliação do estado de superfície obtido no fresamento de ligas de titânio com ferramentas comerciais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 09/11/2021)The fulfilment of physiological performance criteria that lead to the proper structural and functional connection between bone and implant, called osteointegration, is closely related to the surface characteristics of the ... -
Alternativas em microdrenagem para solucionar a interrupção de um ramal coletor de água pluvial
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 16/11/2021)Hydrological cycle is one of the main natural phenomena on the planet. this cycle allows the circulation of water over the surface, the subsoil and the earth's atmosphere in its different physical states. The accelerated ... -
Grupos de tranças de superfícies e espaços de recobrimento
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Matemática - PPGM, Câmpus São Carlos, 09/08/2021)Given M a compact and connected surface without boundary, we define the braid groups of M, denoted by B_n(M), geometrically. We also explore its relation with the configuration space and the mapping class group of the same ... -
Potencial biotecnológico de bactérias endofíticas e rizosféricas de Paspalum spp. e nanopartículas de sílica para promoção de crescimento vegetal
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Biotecnologia - PPGBiotec, Câmpus São Carlos, 26/10/2021)Bacteria associated with Paspalum plants can be employed as biofertilizers to increase the efficiency of pastures and reduce the use of agrochemicals by converting nutrients into an assimilable form for the host plant and ... -
Differential cohomology on maps of pairs and relative-parallel product
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Matemática - PPGM, Câmpus São Carlos, 06/10/2021)In this thesis, we study three important topics. The first one provides an axiomatic framework to differential cohomology on maps of pairs of topological spaces, introducing the product between relative and parallel classes. ... -
Análise da cobertura das linhas e dos pontos de ônibus da cidade de São Carlos-SP
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 17/11/2021)This work purpose to verify the coverage area and the population served by the lines and bus stops, as well as highlight the importance of quality public transport in the development of a city and in the population's quality ... -
Improving data locality of bagging ensembles for data streams through mini-batching
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência da Computação - PPGCC, Câmpus São Carlos, 27/08/2021)Machine Learning techniques have been employed in virtually all domains in the past few years. In many applications, learning algorithms will have to cope with dynamic environments, under both memory and time constraints, ...