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利用单片双向氮化镓开关的压缩型Buck-Boost变换器分析与设计

Analysis and Design of a Condensed Buck–Boost Converter Utilizing Monolithic Bidirectional GaN Switches

语言:

中文摘要

本文提出了一系列压缩型Buck-Boost(CoBB)变换器,利用新型单片双向氮化镓(GaN)开关,实现了宽范围运行及双向功率流动,旨在支持可再生能源与储能系统在电网及电动汽车驱动中的集成。

English Abstract

Many next-generation power converters require wide-range operation, capable of bidirectional power flow combined with buck and boost mode operation; thereby, supporting integration of renewable energy sources and storage on the grid and within electric drivetrains. This work presents a family of condensed buck–boost (CoBB) converters, which utilize novel monolithic bidirectional switches to increa...
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SunView 深度解读

该技术对阳光电源的核心业务具有高度战略价值。首先,单片双向GaN开关的应用可显著提升储能变流器(如PowerTitan、PowerStack系列)的功率密度和转换效率,减小体积。其次,该拓扑支持宽范围双向运行,非常契合光储一体化系统及电动汽车充电桩对高效、紧凑型DC-DC变换器的需求。建议研发团队关注该单片双向开关的可靠性与成本,探索其在户用光伏逆变器及下一代高压储能PCS中的应用,以进一步优化系统能效并降低散热成本。