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Now showing items 21-30 of 64
Modelagem do problema de fluxo de potência ótimo reativo com variáveis de controle contínuas e discretas
(Universidade Federal de São Carlos, 2021-05-03)
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, 2021-11-24)
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, 2022-11-18)
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, 2019-12-20)
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, 2021-11-25)
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, 2021-12-02)
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, 2022-05-03)
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, 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 ...
Previsão do preço do café utilizando redes neurais
(Universidade Federal de São Carlos, 2022-09-27)
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 ...