Buscar
Mostrando ítems 11-20 de 132
Controle digital de um retificador trifásico híbrido com elevado fator de potência e regeneração de energia
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia EletrônicaEngenharia EletrônicaUTFPR, 2015-12-08)
The main objective of this study is to present the development of a digital control applied to a three-phase hybrid rectifier with high power factor and power regeneration capability. It is a three-phase prototype with 380 ...
Microdurômetro digital de bancada microcontrolado
(Universidade Tecnológica Federal do ParanáCornelio ProcopioEngenharia Elétrica, 2013)
The metals are inserted into all existing manufacturing processes lately , so it is
crucial to develop assessment of the quality of equipment as microdurometros metals
that are increasingly accessible to a greater number ...
Desenvolvimento de um sistema de controle digital para afinação de instrumentos de corda
(Universidade Tecnológica Federal do ParanáToledoBrasilEngenharia EletrônicaUTFPR, 2018-12-03)
The acoustic quality performance of an musical instrument is related to its correct tuning. However, the tuning of string musical instruments varies over time due to environmental and natural factors. Therefore, the musician ...
Desenvolvimento de equipamento de captura de áudio
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Engenharia de Controle e AutomaçãoUTFPR, 2016-09-15)
This paper presents the development of an audio capture device that uses a
microphone to acquire analog signals and send digital signals to the computer via
Ethernet. The system in question has as premises the acquisition ...
Design of a Programmable Radar Controller ASIC on VHDL for a Modular Radar System
(IEEE, Institute of Electrical and Electronics Engineers, 2021)
The Jicamarca Radio Observatory (JRO), funded by the USA National Science Foundation (NSF), operates several radars for different applications, from the main radar, an incoherent scatter radar used mainly for ionospheric ...
Controlador de tensão de polarização para moduladores eletro-ópticos
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia EletrônicaUTFPR, 2018-02-21)
This work reports the implementation process of a polarization voltage controller for electro-optical modulators. The control is done through a DC voltage source, which is responsible for powering the modulator. The feedback ...
Análise e desenvolvimento de um medidor de consumo de energia microcontrolado
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de EletrônicaTecnologia em Automação IndustrialUTFPR, 2016-06-27)
Electrical power is essential, it is used in industries, homes, cars, stores, schools, hospitals. Because the consecutive increases in the energy bill and for the conservation of natural resources, the consumer needs a way ...
Sistema de reconhecimento de padrões do alfabeto da língua brasileira de sinais utilizando microcontrolador
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de InformáticaEngenharia de ComputaçãoUTFPR, 2016-07-01)
The Brazilian Sign Language is the language used by most of the deaf people in Brazil. Currently, there is a challenge to make the society more inclusive for people who have some kind of disability, and a proposal for ...