Repositorios Latinoamericanos: últimos ingresos
Mostrando ítems 581-600 de 8422478
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Análise de incertezas paramétricas de sistemas mecânicos considerando incertezas intervalares
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2017-12-23)This work presents a methodology to analyze the parametric uncertainties through interval analysis. For this, we consider numerical simulations of interval uncertainties in mechanical systems, both of a degree of freedom ... -
Acionamento mecânico para sistema de desligamento de seção em semeadora tipo eixo de transmissão para agricultura de precisão
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2017-11-23)The high competitiveness of the agricultural environment means that the demand for new technologies has an increasing demand, in this context reducing production costs is a constant search of the rural producers. Precision ... -
Caracterização das propriedades mecânicas da espuma, com superfície densa, de poliuretana derivada de óleos vegetais
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2017-12-01)Polyurethane foams (PU) are low density materials, presenting good energy-absorbing capabilities, besides being used as thermal insulators. Focusing on these characteristics, this work aims to study the feasibility in ... -
Validação da técnica de transferência de calor reversa da seção áurea
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2017-12-04)The present work proposes the realization of a study of a problem of one-dimensional reverse heat transfer using the method of the Aurea Section and simulation from software of analysis and behavior of fluids. The simulation ... -
Obtenção de revestimentos compósitos de matriz metálica CuZn e fase dispersa de partículas cerâmicas duras por eletrodeposição: caracterizações químicas e mecânicas
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2017-11-23)In order to minimize problems of metal surface degradation, such as erosion-corrosion, the aim of this work was to obtain composite coatings of CuZn metal-matrix and hard SiC ceramic particles. They were obtained by ... -
Estudo e implementação de melhorias no layout dos centros de trabalho das ajustagens de máquinas, modelos e ferramentas
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEngenharia de ProduçãoUTFPR, 2020-10-31)The present study was carried out in one of the tooling departments of the company WEG Equipamentos Elétricos S.A., where it was analyzed, especially, the physical layout of the elements of the environment, location of the ... -
The use of deep reinforcement learning for aiding in the solution of mechanical engineering problems
(Universidad de los AndesIngeniería MecánicaFacultad de IngenieríaDepartamento de Ingeniería Mecánica, 2023-08-02)As the digitization of the industry advances, the skillset required for mechanical engineers to tackle contemporary challenges expands correspondingly. This thesis presents a comprehensive overview of Reinforcement Learning ... -
Análise e simulação do processo de transporte de biometano via bio-GNC e bio-GNL
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia QuímicaUTFPR, 2022-06-01)The present work aimed to carry out the modeling of the biomethane transport stage in Brazil by bioCNG and bioLNG modals, in order to determine the radius of action of each modal in the implementation of a system of virtual ... -
Microencapsulação de probiótico utilizando proteína de farelo de arroz e maltodextrina como agentes encapsulantes e sua aplicação em iogurte
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilPrograma de Pós-Graduação em Tecnologia de AlimentosUTFPR, 2017-04-20)Probiotic microorganisms promote several beneficial effects on host health. However, for this to occur it is necessary that it remains viable in the human digestive tract, being that the main challenge for the elaboration ... -
Análise do custo do ciclo de vida aplicada a empilhadeiras a combustão
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização MBA em Gestão de AtivosUTFPR, 2020-04-03)The concern with the organizational costs of companies has been increasingly relevant to the search for competitive prices with the market. This aspect has been increasingly motivated by the search and enhancement of ... -
Análise de alternativa à revisão de disjuntores de alta tensão em oficina
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização MBA em Gestão de AtivosUTFPR, 2020-06-30)Circuit breakers are components from electrical power systems that allow the control of transmitted energy. They are electromechanical devices that exhibit natural wear and tear due to their operation, requiring periodic ... -
Síntese de LiNi0,8Co0,1Mn0,1O2 (NCM811) para aplicação em baterias de íons-lítio
(Universidade Tecnológica Federal do ParanáCuritibaBrasilBacharelado em QuímicaUTFPR, 2021-12-06)In order to promote innovative technologies and encourage the national market in the development of lithium-ion batteries, research into new cathodes and other inputs for batteries is institutionalized. In this context, ... -
Modelación de dispersión de material particulado menor a 10 micras (pm10), para la evaluación de la calidad del aire en una mina de carbón a cielo abierto: caso de estudio mina caypa (guajira).
(Maestría en Ingeniería Civil, 2021)En el desarrollo del estudio para conocer el área de dispersión de PM10 por modelación con el software AERMOD View 8.9, se realizó teniendo en cuenta dos escenarios, un escenario de operación con medidas de mitigación y ... -
Evaluación de la Actividad Biológica In Vitro del Aceite de Semilla de Sacha Inchi (Plukenetia Volubilis L) sobre Células de Cáncer Gástrico Humano en el Laboratorio de Investigación en Ciencias Biológicas de la Universidad de Santander, Cúcuta, 2021-2022
(Universidad de SantanderCúcutaFacultad de Ciencias Médicas y de la SaludCúcuta, ColombiaBacteriología y Laboratorio Clínico, 2023-06-08)El cáncer gástrico es producto del crecimiento de células anormales en el estómago que con el pasar de los años se ha convertido en una de las neoplasias con peor pronóstico para el paciente debido a los diagnósticos tardíos ... -
Análisis del efecto producido por la temperatura en ensayos de punzonamiento cuasi-estáticos en materiales compuestos traslúcidos
(Universidad de los AndesMaestría en Ingeniería MecánicaFacultad de IngenieríaDepartamento de Ingeniería Mecánica, 2022)El ensayo de punzonamiento cuasi-estático ha sido una técnica que permite determinar, entre otras, la energía de perforación, carga máxima y rigidez soportada por un material. Mediante el uso del principio de superposición ... -
Eliciação em plantas de feijoeiro buscando mitigar os efeitos da deficiência hídrica
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de Ciências AgráriasAgronomiaUTFPR, 2021-11-29)The common bean plant is one of the main cultivated species in Brazil, with morphological traits that enable its adaptation to different environmental conditions. Therefore, a study aiming to minimize the impacts of water ... -
Otimização na preparação do painel de análises financeiras em Power BI/Excel: estudo de caso na área de controladoria
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia QuímicaUTFPR, 2021-12-03)The case study presented was carried out in a chemical company and aimed at the challenge of reducing the time to update monthly data from a financial analysis report of the production plant developed by the controllership ... -
Desenvolvimento de drageado de soja [Glycine max (L.)] com cobertura crocante e salgada
(Universidade Tecnológica Federal do ParanáLondrinaBrasilPrograma de Pós-Graduação em Tecnologia de AlimentosUTFPR, 2016-09-06)O Consumption of soy products has increased in Brazil, leading to improvements in sensorial characteristics and product diversity. Soy is a food for animals, a product for human consumption, a product for health and a ... -
Processamentos utilizados na transformação de polímeros, que geram valor para a sociedade
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia QuímicaUTFPR, 2021-12-04)The demand for quality resistant packaging with high aesthetic appeal is a decisive factor for the development of companies since the origin of plastic packaging. With the advancement of technology, different shapes, colors ... -
Development of an adaptative human-robot interface based on physiological parameters to promote physical activity in sedentary participants
(Escuela Colombian de IngenieríaIngeniería Biomédica, 2026)The lack of adherence to exercise is a key issue in public health. Among current technological solutions, socially assistive robots have been implemented as a strategy to increase the motivation of people to exercise. ...