10 hasil untuk "Robson Mayer"
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Artikel Jurnal
Conversor CC-CC Multifásico Bidirecional em Corrente não Isolado Aplicado a Sistemas Elétricos de Tração de Veículos Elétricos e Híbridos
Este artigo revisa as principais características de veículos elétricos (EV) e veículos elétricos híbridos (HEV), as arquiteturas do sistema elétrico de tração que os compõem, e algumas topologias de conversores CC-CC bidirecionais aplicados aos sistemas de tração. Entre as contribuições deste…
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Artikel Jurnal
Bidirectional DC–DC Converter with Coupled Inductor Fordc-Bus Regulation in Microgrid Applications
This paper presents a theoretical analysis and the experimental results of the bidirectional coupled inductor dc-dc converter for dc-bus voltage regulation and power compensation in dc-microgrid applications. In dc-microgrids, a power distribution system requires a bidirectional converter to…
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Artikel Jurnal
SiC-Based Half-Bridge Converter: Impact of Gate Resistance on Switching Behavior and Loss Estimation
This study explores the behavior of SiC MOSFETs in a half-bridge converter, emphasizing simulation and experimental validation under both ZVS and non-ZVS conditions. Fast switching and high efficiency make SiC attractive, but parasitic-induced oscillations and EMC require careful design. The…
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Artikel Jurnal
Conversor CC–CC Abaixador Elevador Trifásico Isolado em Alta Frequência
Este artigo apresenta um conversor CC-CC trifásico abaixador e elevador de tensão com isolamento em alta frequência e alimentado em corrente que opera em toda a faixa de razão cíclica. O conversor que o originou apresenta uma região de operação proibida quando a razão cíclica é menor que 1/3 e…
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Artikel Jurnal
Conversor CC–CC Bidirecional Push-Pull / Flyback
Este artigo apresenta uma nova topologia de conversor CC–CC bidirecional Push-Pull / Flyback que, em ambos os sentidos de operação, são estudados detalhadamente, incluindo a análise teórica e matemática, o ganho estático nos três modos de condução que são modo contínuo, descontínuo e crítico, além…
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Artikel Jurnal
Dynamic Modeling and Experimental Validation of a Non-Isolated Bidirectional DC-DC Converter for Control-Oriented Design
This paper presents the mathematical modeling and control design of a high-power-density bidirectional DC-DC converter topology based on the three-state switching cell (3SSC). The operation stages corresponding to distinct duty cycle intervals are thoroughly analyzed, and state-space techniques are…
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Artikel Jurnal
DC–DC Multi-Arm Interleaved Zeta Converter With Parallel Switch Modulation for Renewable-Powered Electrolyzers
This manuscript presents a DC-DC Multi-Arm Interleaved Zeta Converter with Parallel Switch Modulation for renewable-powered electrolyzers. The proposed converter features low current and voltage ripple, reduced power losses, and minimized magnetic volume. The use of parallel switches combined with…
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Artikel Jurnal
Scalable Architecture of a 15 kW Multicell Interleaved M-Arm DC–DC Converter for High-Efficiency Power Processing in Green Hydrogen Electrolyzers
This manuscript presents a scalable architecture for a multicell interleaved M-arm dc–dc converter, offering a significant advancement in high-efficiency power conversion. The proposed topology integrates three interleaved converter cells, each comprising M interconnected arms, to ensure high…
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Artikel Jurnal Teks lengkap
Unified Analytical Modeling of Multicell Interleaved Buck Converters with Parallel Switching Arms for Low-Ripple Electrochemical Energy Conversion Systems
Power electronic converters play an important role in proton exchange membrane (PEM) electrolyzers, where current ripple has been associated with electrode potential fluctuations, electrocatalyst degradation, and long-term system durability. This paper presents a unified analytical framework for…
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Artikel Jurnal Teks lengkap
A Bidirectional Multidevice Interleaved SEPIC–ZETA DC–DC Converter for High-Efficiency Electric Mobility
This paper presents a high-efficiency bidirectional multidevice interleaved SEPIC–ZETA DC–DC converter for electric mobility applications. The proposed converter offers key advantages, including reduced current and voltage ripple at both the input and output ports, achieved through a port ripple…