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Now showing items 31-40 of 61
Estudo da eficiência energética no núcleo de laboratórios de Engenharia da UFSCar
(Universidade Federal de São Carlos, 2022-12-13)
Energy efficiency has become a relevant factor in studies and analysis of actions aimed at saving electricity in buildings. Given this scenario, the purpose of this work is to carry out a case study in the core of engineering ...
Classificação de placas de trânsito com redes neurais para automação de veículos
(Universidade Federal de São Carlos, 2022-03-09)
This article aims to develop a study on the functioning of Convolutional Neural Networks in the classification of traffic signs for use in autonomous cars, thus being able to be used as a tool to aid the vehicle in the ...
Desenvolvimento de transistores de efeito de campo a partir de monocamada de WS2 sobre hBN em substrato de óxido de silício
(Universidade Federal de São Carlos, 2023-09-01)
The discovery of graphene triggered a significant increase in research related to two-dimensional materials. Among them, transition metal dichalcogenides, 2D materials referring to groups 4-7 of the periodic table with ...
Geração de chave na camada física para sistemas FDD baseado em aprendizagem profunda
(Universidade Federal de São Carlos, 2023-08-28)
The advancement of telecommunications and the transition to the next generation of networks (6G) opens new challenges and opportunities. Security at the physical layer (PLS, Physical Layer Security) is crucial to ensure ...
Análise técnico-econômica de projetos de sistemas de geração fotovoltaica residenciais
(Universidade Federal de São Carlos, 2024-02-06)
Observing the increasing energy demand and the significant rise in electricity tariffs for consumers, especially residential consumers, in recent years, it becomes viable to find means to reduce the exposure of these ...
Automação residencial utilizando Raspberry Pi para auxílio a pessoas com deficiência motora
(Universidade Federal de São Carlos, 2022-06-22)
This work presents a system that was developed to allow people with motor difficulties to remotely control the operation of devices that act on the well-being of the environment. Commands are entered into the system via a ...
Planejamento da expansão de sistemas de transmissão de energia elétrica baseado na relaxação sigmoidal de variáveis de decisão binárias e análise de sensibilidade por multiplicadores de Lagrange
(Universidade Federal de São Carlos, 2021-11-25)
This paper presents the development of a heuristic algorithm to solve the Transmission System Expansion Planning (TSEP) problem. The binary decision variables associated with the decision to build transmission lines in the ...
Definição de estratégias de lances de concessionárias de distribuição em leilões de energia elétrica do tipo loose pool baseadas em teoria de jogos
(Universidade Federal de São Carlos, 2021-11-23)
Due to the deregulation of the Brazilian Electricity Sector and the definition of the New Model of the Electricity Sector in Brazil in 2004, generation, commercialization and distribution companies have become able to bid ...
Identificação de escritor por transformada SIFT e SVM-Linear na língua portuguesa
(Universidade Federal de São Carlos, 2024-02-16)
This work investigates the feasibility of the SIFT Transform (Scale-Invariant Feature Transform) and the SVM-Linear algorithm (Support Vector Machine-Linear) for identifying authors in texts in portuguese. The research ...
Revisão da efetividade da análise de vibrações para diagnóstico preditivo de falhas de equipamento em Indústria Química
(Universidade Federal de São Carlos, 2022-09-23)
In the 4.0 industry, it's common the presence of technological solutions to predict equipment failures. The vibration analysis is used in the predictive maintenance area, and can can be applied to diagnose failures in the ...