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Itens para a visualização no momento 81-90 of 93
Dispositivo para identificar quedas de pessoas idosas pelo uso do princípio de acelerometria
(2022-12-20)
During a fall, the body assumes an increasing temperature variation that occurs when it collides with the ground. And this interference variation can be measured by a sensor called an accelerometer. This work developed a ...
Análise dos custos de operação do despacho energético empregando fontes renováveis de energia e seu impacto no PLD horário
(2022-07-16)
The dispatch of electric energy in Brazil is predominantly hydroelectric, with wind and thermal input, however, the participation of hydroelectric sources has decreased over the years. To maintain the Brazilian energy ...
Sistema de monitoramento e controle do pH e condutividade elétrica (EC) em cultivo hidropônico do tipo NFT
(2022-12-30)
With the increase in food demand, technology is increasingly necessary in its production, through more productive techniques, more precise handling, or even direct use of technology such as the use of sensors and intelligent ...
Interface para controle do cursor do mouse pelo uso de movimentos cervicais
(2022-12-19)
Nowadays, most of Brazilian population has access to internet, and it is common to enjoy the benefits and facilities that technology is able to provide in the daily life. Although, the majority of these communication devices ...
Desenvolvimento de sistema para monitoramento não-invasivo da frequência cardíaca e oximetria de pulso através da fotopletismografia
(2022-12-17)
The need to continuously monitor the physiological parameters for diagnosis has been encouraging the development of technologies associated with sensors and non-invasive signal acquisition systems, which maintain sufficient ...
Desenvolvimento de sistema de monitoramento do estado de carga de baterias para uso em drones
(2022-07-16)
One of the main limitations of today's commercially available electric drones is the low flight range. As the simple addition of a large number of battery cells is not an option in an application where low weight is critical, ...
Análise da resistência à flexão de vigas tipo perfil U submetidas a ensaios de corrosão acelerados com diferentes tempos de exposição
(2022-07-23)
This work presents an experimental study to seek to understand the influence of surface modification by accelerated corrosion process in relation to the resistance of metalic beams. Were used eight specimens with U profile ...