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基于电容-二极管网络扩展的高增益二次升压变换器系列

Family of Capacitor–Diode Network Extended High Gain Quadratic Boost Converters for Microgrid Applications

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中文摘要

针对直流微电网对高增益DC-DC变换器的需求,本文提出了一系列基于扩展电容-二极管网络的二次升压变换器。该系列变换器具备宽范围电压增益调节能力,且输入电流连续,非常适合光伏及储能等微电网应用场景。

English Abstract

Recent advancements in dc microgrids demand high-gain dc–dc converters for efficient energy conversion. In this regard, this article proposes a family of five new quadratic boost converters based on the extended capacitor–diode network. All the proposed converters have the ability to produce wide-range voltage gain with continuous source current features, which makes them an interesting choice for...
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SunView 深度解读

该研究提出的高增益二次升压拓扑对阳光电源的户用光伏逆变器及小型储能系统(如PowerStack)具有重要参考价值。在光伏组串电压较低或电池组电压波动较大的应用场景中,该拓扑能有效提升升压比,减少对多级变换的依赖,从而提升系统整体转换效率并降低体积。建议研发团队评估该电容-二极管网络在提升功率密度方面的潜力,特别是在追求极致轻量化和高效率的户用储能PCS设计中,可作为优化升压级电路架构的候选方案。