Buscar
Mostrando ítems 1-10 de 86
Forno microondas com potência controlável
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEngenharia EletrônicaUTFPR, 2019-12-12)
In this project, a power control circuit was designed for use in microwave ovens, allowing the control of the magnetron’s output power. This circuit spends less energy and has a reduced size in relation to traditional ...
Especificação de disjuntores de alta tensão com base na superação por curto-circuito e tensão de restabelecimento transitória
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2011-11-17)
This paper presents the results of overstressing studies of circuit breakers in
step-up substation of São Salvador, located in the state of Tocantins, based on the
pre-operational data of 2008, supplied by ONS. In a very ...
Controle de um motor CC usando conversores CC/CC
(Universidade Tecnológica Federal do ParanáApucaranaBrasilEngenharia ElétricaUTFPR, 2021-05-10)
The present work has as objective to accomplish a qualitative and quantitative analysis and simulation of the full-bridge converter and boost converter as rectifier, applied combined as a power supply with galvanic isolation ...
Desenvolvimento de módulos didáticos para eletrônica de potência
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilTecnologia em Manutenção IndustrialUTFPR, 2014-12-03)
This paper presents a pedagogical proposal for understanding the operation of electronic devices for power control. This is the design and implementation of a set of modules to test electronic components and analyze the ...
Controle de microrrede baseado em frequência
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Engenharia ElétricaUTFPR, 2018-06-29)
This paper proposes the concept of a new generation for emergency power systems, which are usually composed of a diesel generator coupled to a truck, used in the power distribution network to provide electricity to a ...
Análise das topologias meia ponte e ponte completa para uma fonte chaveada simétrica ± 50 V
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de EletrônicaEngenharia EletrônicaUTFPR, 2018-05-14)
This work has the objective of performing the analysis of the half-bridge and full bridge topologies for a symmetrical ± 50 V switched-mode power supply. It presents a study on the operation of these topologies, making the ...
Projeto de circuitos e metodologia para análise preliminar dos efeitos do envelhecimento magnético em transformadores eletrônicos de baixa potência
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia EletrônicaEngenharia EletrônicaUTFPR, 2016-06-21)
This project aims to develop a control circuit and analyze preliminarily any possible alteration on the physical characteristics of a low power transformer’s core. This study is a great contribution to the field due to the ...
Desenvolvimento de uma fresadora CNC para a confecção de placas de circuito impresso
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia Industrial ElétricaUTFPR, 2014-02-07)
A printed circuit board is a basic component in electronics, which provides a mechanical substrate for the electronic components of the circuit and makes possible the contact between these devices due its copper tracks. ...
Conversor estático para geração fotovoltaica com rastreamento de máxima potência
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2021-08-16)
A power extraction system for photovoltaic panels, that is, a DC-DC converter operating together with the Maximum Power Point Tracking (MPPT) algorithm, is studied in this work. The characteristic curve of a photovoltaic ...
Implementação de um conversor estático CC-CC de alto rendimento
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrônica, 2013-09-10)
This paper presents the implementation of a static DC-DC converter with highperformance, full-bridge topology with soft switching and operating frequency of 70 kHz, for applications such as auxiliary power for automotive ...