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Conversores CC–CC bidirecionais para regulação série de tensão aplicados em sistemas fotovoltaicos
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2020-02-27)
This work provides some conceptual and practical contributions about the use of DC–DC power
converters connected as step-up/down series voltage regulators in string or multi-string architectures
of grid-tie photovoltaic ...
Sistemas eletrônicos para iluminação de exteriores empregando diodos emissores de luz (LEDs) alimentados pela rede elétrica e por baterias
(Universidade Federal de Santa MariaBREngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia Elétrica, 2012-11-30)
This work presents a design methodology and analysis of electronic circuits applied to
outdoor lighting systems using light emitting diodes (LEDs). The goal of topologies developed
here is to supply the LEDs from the ...
Isolated bidirectional DC-to-three-phase AC converter for integration of renewable energy sources to electric grid
(Institution of Engineering and Technology, 2019-07)
In this study, a new isolated bidirectional DC-to-three-phase AC converter for integration of renewable energy sources to the electric grid is presented. The main features of this topology are galvanic isolation, capability ...
An?lisis de una etapa de conversi?n bidireccional en un sistema aut?nomo de generaci?n de energ?a renovable operando en corriente continuaAsistencia de investigaci?n (D+TEC )
(Universidad de Ibagu?.Facultad de Ingenier?a, 2020)
Triangular/trapezoidal current mode for high step ratio modular multilevel dc-dc converter
(2022)
Recent developments in dc powered technologies have increased interest in highly efficient dc-dc converters, especially at high voltage and high-step voltage ratios. Modular multilevel converters (MMCs) are an attractive ...
Conversor ANPC com porta CC bidirecional secundária para conexão de sistemas de armazenamento de energia
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2020-11-06)
This doctoral dissertation presents a new multilevel converter topology, derived from the ANPC inverter, which allows the connection of energy storage systems directly to the topology in a secondary DC port. In this way, ...
Extending the power transfer capability of a three-port DC-DC converter for hybrid energy storage systems
(Institution of Engineering and Technology, 2017-10)
Design considerations for a three-port bidirectional DC-DC converter to be used in hybrid energy storage systems (HESSs) with the aim to increase the power transfer capability are discussed in this study. For this, an ...
Multilevel inverter, based on multi-stage connection of three-level converters scaled in power of three
(IEEE, 2002)
A multi-stage inverter using three-state converters is being analyzed for multipurpose applications, such as active power filters, static VAr compensators and machine drives for sinusoidal and trapezoidal current applications. ...
Triangular Current Mode for High Step Ratio Modular Multilevel DC-DC Converter
(IEEE, 2018)
DC networks have generated much interest in recent years, from transmission in high voltage to their use in distribution systems. One of the major challenges is to replace the high efficient and reliable ac transformer, ...