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Estudo, controle e modelagem do conversor dual active bridge (dab) para conexão no sistema elétrico de potência
(Universidade Federal de Santa MariaBrasilUFSMCentro de Tecnologia, 2022-02-18)
This work proposes to design, analyze and develop a bidirectional DC-DC converter
to perform the interface between a renewable source (wind or solar for example) and a
battery bank so that the power flow through this ...
Modelagem e controle do conversor DAB para interface entre banco de baterias e sistema elétrico de potência
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2017-08-07)
This Master's Dissertation presents the development of a Dual Active Bridge (DAB) converter for charging a battery bank, which is connected to a DC bus, which is connected to the electric power system by means of an inverter. ...
Otimização do rendimento do conversor DAB aplicado ao transformador eletrônico
(Universidade Federal de Santa MariaBREngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia Elétrica, 2015-08-27)
This work developed a deep investigation about different three level three level
modulation patterns that the DAB converter can operate, and the impact of these different
patterns over the converter power flow and ...
Análise do conversor DAB utilizando modulação triple phase shift com algoritmo de otimização e circuito de auxílio à comutação
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2022-02-18)
With the growth of the use of renewable sources for the generation of electric energy, the
systems of distribution and transmission of energy have been going through significant
changes. As the photovoltaic and wind ...
Development of a state feedback controller for the synchronous buck converter
(Planta Piloto de Ingeniería Química, 2005-12)
A digital control algorithm for a current-mode (CM) and a voltage-mode (VM) synchronous buck converter (SBC) is developed. In both cases, the design leads to a stable controller, even for a duty cycle larger than 50%. The ...
Control of a DC-DC Dual Active Bridge Converter in DC Microgrids Applications
(Institute of Electrical and Electronics Engineers, 2021-08)
In this paper, a control strategy for an isolated DCDC dual active bridge converter to adapt different voltage levels in a DC microgrid is proposed. The control strategy allows regulating the output voltage while maintaining ...
Análise e projeto do sistema de controle de um módulo de potência com conversores em cascata aplicado a transformadores de estado sólido
(Universidade Federal de Santa MariaBREngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia Elétrica, 2016-07-29)
This master thesis present the analysis of a power module with cascaded converters
applied to solid state transformers. The power module is built by an AC-DC input stage,
constituted by full-bridge topology, an DC-DC ...
Frequency-Adaptive Current Controller for Three-Phase Grid-Connected Converters
(Institute Of Electrical And Electronics Engineers, 2013-10)
This paper analyzes the behavior of a nonfrequencyadaptive reduced-order-generalized-integrator-based current controller when the grid frequency is subject to variations and proposes a simple method for making it frequency ...
Interleaved Current Control for Multiphase Converters with High Dynamics Mean Current Tracking
(Institute of Electrical and Electronics Engineers, 2016-12)
This paper presents a current control for high-power multiphase converters, where fast and precise current reference tracking is required, and limited switching frequency is present. The proposed control is based on a ...
Event-Based Control System Suitable for High-Precision Pulsed Current Source Applications with Improved Switching Behavior
(Institute of Electrical and Electronics Engineers, 2015-08)
This work presents a control system suitable for high-precision pulsed current sources. The proposed control system is based on the detection of events so as to define changes in the power converter state to produce the ...