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一种基于飞跨电感的通用变换器拓扑

A Novel Flying Inductor-Based Universal Converter Topology

语言:

中文摘要

本文提出了一种基于飞跨电感(FI)的新型单相变换器拓扑。该变换器具备升降压功能,能够适应宽范围的输入电压变化。通过动态电压增益调节,该变换器可在直流输入电压波动的情况下提供稳定的交流输出电压,并实现了输入与输出端的共地连接。

English Abstract

A novel single-phase converter topology based on a flying inductor (FI) is proposed in this article. The proposed converter has buck and boost functionalities and can adapt to a wide range of input voltage changes. The converter has a dynamic voltage gain and can provide a fixed ac voltage output with different dc input voltages. Common coupling is established between the input and output, which i...
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SunView 深度解读

该飞跨电感拓扑在宽电压输入范围下的高增益特性,对阳光电源的户用光伏逆变器及小型储能系统(如PowerStack系列)具有重要参考价值。其共地设计有助于简化EMI滤波设计并提升系统效率。建议研发团队评估该拓扑在提升功率密度方面的潜力,特别是针对户用储能PCS中DC-DC环节的优化,以应对日益复杂的电池电压波动范围,从而进一步提升产品在市场中的竞争力。