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Mostrando ítems 1-10 de 11
Estimando a orientação das linhas de cana-de-açúcar em imagens aéreas
(Universidade Federal de São Carlos, 2022-12-13)
With the growth of the world population, the demand for agricultural areas has reached the limits of sustainability. It is then urgent to increase the efficiency of plantations, producing a more significant amount of crop ...
Análise de um conversor fonte de tensão a quatro fios com corrente de neutro gerada por cargas desequilibradas
(Universidade Federal de São Carlos, 2022-02-24)
Several studies have examined the reduction of carbon dioxide emissions into the
atmosphere. The use of sustainable energy sources, such as solar and wind power, is focused by some of these studies. The Voltage Source ...
High integrated battery monitoring system with active balancing up to ±10A
(Universidade Federal de São Carlos, 2022-02-22)
This master's thesis describes the development, construction, and setup of a flexible and modular, highly integrated battery monitoring system. The electronic unit uses an active balancing process with currents up to ±10A ...
Análise do efeito do padrão de entrada no desempenho da comunicação sem fio de medidores residenciais modernos de energia elétrica
(Universidade Federal de São Carlos, 2022-08-26)
Modern residential smart meters are among the enablers of the smart grid concept. Automatic electric metering is an important part of an energy policy with a focus on implementing new concepts that can provide consumers ...
OxiTidy: motion artifact detection-reduction in photoplethysmographic signals using artificial neural networks
(Universidade Federal de São Carlos, 2022-07-22)
Nowadays, technological evolution has allowed advances in several areas, especially in healthcare. Digital transformation in health has brought benefits to both professionals and patients. What was possible to do only with ...
Estimador seletivo do conteúdo harmônico de tensão e corrente baseado em rede neural profunda
(Universidade Federal de São Carlos, 2022-04-27)
A common issue when non-linear loads are present in electric power distribution systems is voltage and/or current harmonic distortion. This power quality (PQ) problem can be mitigated, but first the harmonic components ...
Aproximação funcional dos limites de estabilidade/segurança de tensão por redes neurais artificiais com seleção de atributos em problemas de fluxo de potência ótimo
(Universidade Federal de São Carlos, 2022-01-10)
The object of this research is the proposal of a model for Voltage-Stability/Security on strained Optimal Power Flow (VSSC-OPF) problems applied to mid-term energy procurement auction systems in electricity markets. In the ...
Proposta da utilização de uma fibra de núcleo oco anti-ressonante para detecção simultânea de metano, monóxido de carbono e monóxido de nitrogênio
(Universidade Federal de São Carlos, 2022-03-11)
Hollow-Core Anti-Resonant Optical Fibers (AR-HCF) is a novel hollow-core fiber with a low refractive index in the core and a high refractive index in the cladding. Unlike conventional solid-core optical fibers, where light ...
Análise da eficiência energética em edificações usando os métodos RTQ-C e INI-C
(Universidade Federal de São Carlos, 2022-02-23)
The urban development of the last decades has caused a considerable increase in the energy consumption of buildings, which increased the interest in improving the energy efficiency of buildings justifying the use of the ...
Uma abordagem para predição da estabilidade transitória em sistemas elétricos de potência a partir de redes neurais artificiais
(Universidade Federal de São Carlos, 2022-10-22)
In an electrical network, the assessment and prediction of dynamic safety are essential to avoid interruptions in the supply of electrical energy to consumers, in addition to ensuring that the system operates reliably. ...