Browsing TCC by Document Type "TCC"
Now showing items 21-40 of 64
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Modelagem do problema de fluxo de potência ótimo reativo com variáveis de controle contínuas e discretas
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/05/2021)This work presents a simplified mathematical model for solving the reactive optimal power flow problem with continuous and discrete control variables. The distributed slack bus modeling was used in the tested electrical ... -
Análise de viabilidade econômica de projetos de geração fotovoltaica com a estimação de índices macroeconômicos por redes neurais artificiais com seleção de atributos
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 24/11/2021)Large-scale photovoltaic energy generation projects have a long payback time, which is based on macroeconomic indicators that varies over time, nevertheless, for economic feasibility analysis purposes, are considered static. ... -
Estudo dos procedimentos de análise e conexão de um sistema fotovoltaico na rede da CPFL
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 18/11/2022)The use of renewable energies, such as solar and wind energy, reduces carbon dioxide emissions into the atmosphere and enables the implementation of distributed microgeneration and minigeneration systems in homes, businesses ... -
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 ... -
Reconhecimento facial: um estudo comparativo sobre métodos cruzados de PCA e LDA
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 25/11/2021)This work presents a comparative study for tools commonly utilized in facial recognition (PCA and LDA). These tools can be used separately or in association to improve the precison in the recognition.They use libraries ... -
Sistema de controle automatizado de baixo custo para irrigação
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 02/12/2021)Automated irrigation systems, whether for commercial or residential purposes, are widely implemented with the aim of automating a recurrent task, in this case watering plants and crops, and for the smart use of water ... -
Detecção de defeitos em tecidos através de redes neurais convolucionais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 03/05/2022)This work aims to apply transfer learning to a detector based on convolutional neural networks to identify defects and patterns through tissue images. With Industry 4.0, intelligent systems are increasingly being applied ... -
Estudo da eficiência energética no núcleo de laboratórios de Engenharia da UFSCar
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 13/12/2022)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, UFSCar, , Câmpus São Carlos, 09/03/2022)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 ... -
Previsão do preço do café utilizando redes neurais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 27/09/2022)The present article aims to develop a study on the functioning of Multi-Layer Neural Networks, in order to predict the price of coffee, based on certain climatic conditions. In this way, it can be used as an aid tool at ... -
Desenvolvimento e construção de um sistema de controle de uma fechadura elétrica para residências comandado por um celular
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 26/10/2021)The present work consists in the development and construction of a prototype of an electric lock for homes, remotely controlled by cell phone using the ESP8266 NodeMcu module, a card with a Wi-Fi connection. One of the ... -
Desenvolvimento de um videocurso sobre o software de simulação LTspice
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 28/08/2023)This article describes the creation of an introductory video course on the LTspice circuit simulation software, with a focus on meeting the learning needs of students and electronics enthusiasts. The course comprises eleven ... -
Projeto, implementação e testes de um amplificador de áudio de alta fidelidade para fones de ouvido
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/09/2023)In this monograph, a high fidelity audio amplifier with tone control for headphones was developed. Circuits are built on printed circuit boards using discrete components. Topologies were initially determined to be simulated ... -
Projeto e avaliação de desempenho de um amplificador de áudio sem realimentação negativa global utilizando transistores bipolares de junção
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 01/09/2023)This work proposes the development of an audio amplifier without global feedback using bipolar transistors of junction. It will be used as the basis of the article “A design methodology for audio amplifiers without global ... -
Detecção e identificação de doenças em folhas utilizando redes neurais
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 06/09/2023)In this study, an approach using neural networks for the detection and classification of diseases in soybean leaves based on images was explored. The main objective of the research was to develop a model capable of ... -
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, UFSCar, , Câmpus São Carlos, 25/11/2021)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, UFSCar, , Câmpus São Carlos, 23/11/2021)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 ... -
Automação residencial utilizando Raspberry Pi para auxílio a pessoas com deficiência motora
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/06/2022)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 ... -
Revisão da efetividade da análise de vibrações para diagnóstico preditivo de falhas de equipamento em Indústria Química
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 23/09/2022)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 ... -
Um estudo sobre consumo de energia em aplicações JavaScript: Identificação dos custos energéticos para a etapa de integração continua
(Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 22/03/2023)Given the climate context that the world finds itself in, controlling the energy consumption that humans perform on a daily basis is indispensable for the well-being of the planet and sustainability. For software this is ...