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Conversores abaixador série-paralelo CC-CC e CA-CC a capacitor chaveado
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilPrograma de Pós-Graduação em Engenharia ElétricaUTFPR, 2021-12-20)
This work presents the study of a series-parallel switched capacitor step-down converter with static voltage gain of 1/2. The concepts, definitions and operating principle as a DC-DC and AC-DC converter are presented. A ...
Veículos elétricos e a geração distribuída a partir de sistemas fotovoltaicos
(Universidade Tecnológica Federal do ParanáCuritibaBrasilPrograma de Pós-Graduação em Sistemas de EnergiaUTFPR, 2019-07-11)
The electric vehicle (VE) is not a recent technology, in the passage from the nineteenth century to the twentieth most cars were electric, this was due to their reliability and cleanliness if compared to those driven by ...
Uma aplicacao da celula de comutacao ZVS-PWM-GEPAE ao conversor DC-AC
(1996-05-01)
This work presents the design and procedure of a DC-to-AC converter using a ZVS Commutation Cell developed by Barbi and Martins (1991) and applied to the family of DC-to-DC PWM converters. Firstly, we show the cell applied ...
Uma aplicacao da celula de comutacao ZVS-PWM-GEPAE ao conversor DC-AC
(1996-05-01)
This work presents the design and procedure of a DC-to-AC converter using a ZVS Commutation Cell developed by Barbi and Martins (1991) and applied to the family of DC-to-DC PWM converters. Firstly, we show the cell applied ...
On optimizing micropower MOS regulated cascode circuits on switched current techniques
(1998-01-01)
Trade-off between settling time and micropower consumption in MOS regulated cascode current sources as building parts in high-accuracy, current-switching D/A converters is analyzed. The regulation-loop frequency characteristic ...
Máquina para alimentação automática de bovinos e equinos confinados
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2014-08-06)
This work addresses the development of an automatic feeding system for bovine and equine animals. The electronics, mechanics and programming were outlined in order to increase efficiency and reduce the need for human ...
Sistema de control de corriente de las bobinas del Tokamak MEDUSA-CR
(Instituto Tecnológico de Costa Rica, 2018)
This report presents the design of the current control of the coils of the Spherical Tokamak MEDUSA-CR. Which, is divided into two subsystems: the energy storage system and the discharge system. Both are in charge of ...
Modulación por ancho de pulso (PWM) y modulación vectorial (SVM). Una introducción a las técnicas de modulación
(Universidad Autónoma de Occidente, 2005-07)
Los conversores DC/AC tienen por objetivo la transformación de tensión DC a tensión AC de amplitud y/o frecuencia variable dependiendo de la aplicación. El proceso de conversión de voltaje se logra mediante la implementación ...
A true programmable HPF hybrid three-phase rectifier
(2008-09-29)
In this paper is proposed and analyzed a digital hysteresis modulation using a FPGA (Field Programmable Gate Array) device and VHDL (Hardware Description Language), applied at a hybrid three-phase rectifier with almost ...