Buscar
Mostrando ítems 21-30 de 222
Desenvolvimento de um protótipo de luminária de emergência com tecnologia LED
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2017-11-08)
This work presents the design and implementation of a 5W non-permanent emergency luminaire prototype using LEDs. A review of LEDs was carried out, discussing their physical and electrical characteristics and presenting ...
Retificador SEPIC trifásico isolado operando em DCM para aplicação em aerogeradores de pequeno porte
(Universidade Tecnológica Federal do ParanáCuritibaBrasilPrograma de Pós-Graduação em Sistemas de EnergiaUTFPR, 2022-08-31)
In the present work, an isolated SEPIC three-phase rectifier operating in DCM is proposed for small wind turbine applications. The proposed topology is attractive because of the low number of controlled semiconductors and, ...
Implementación de la unidad de potencia en un prototipo solar de competencia por medio del estudio y selección de los componentes que cumplan con los requisitos de diseño.
(Escuela Superior Politécnica de Chimborazo, 2019-01-22)
The present study aims to identify different types of electric motors, their characteristics, presentations, limitations, and their availability in the market, in order to select the type of electric motor suitable for the ...
Implementación de un sistema de tracción eléctrica aplicado al vehículo prototipo fórmula SAE de la carrera de Ingeniería Automotriz
(Escuela Superior Politécnica de Chimborazo, 2021-11-29)
This project aimed to implement an electric traction system for the Formula SAE prototype vehicle of the Automotive Engineering race. Thus, the study and theoretical compilation of information through books and scientific ...
Eficientização energética em climatizadores de ar utilizando partida suave na comutação do compressor e desligamentos pré-programados
(Universidade Federal do PampaUNIPAMPABrasilCampus Alegrete, 2017)
Cadeira retrátil automática
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2014-08-20)
This work deals with the development of an automation system of a retractable seat, in order to control access by users to stadiums numbered seats. Currently, there isn’t similar technology in Brazil and the absence of ...
Performance evaluation of a novel hybrid multipulse rectifier for utility interface of power electronic converters
(Institute of Electrical and Electronics Engineers (IEEE), 2007-12-01)
This paper presents an improved analysis of a novel Programmable Power-factor-corrected-Based Hybrid Multipulse Power Rectifier (PFC-HMPR) for utility interface of power electronic converters. The proposed hybrid multipulse ...
Modulação por largura de pulso para conversor current-fed dual active bridge operando em modo de condução descontínua para carregadores de bateria
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilPrograma de Pós-Graduação em Engenharia ElétricaUTFPR, 2021-06-22)
With the significant growth of renewable energy sources and the need for an efficient and interconnected energy structure, distributed generation has been developing and allowing the user to stop being just the final ...