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一种基于三绕组变压器的变换器环流抑制结构

A Circulating Power Suppression Structure for Three-Winding-Transformer-Based Converter

语言:

中文摘要

本文提出了一种用于三绕组变压器变换器的环流抑制结构。通过推导双变压器与三绕组变压器变换器的等效电路模型,分析了各自的优缺点。该结构有效克服了现有变压器拓扑的缺陷,提升了变换效率与功率密度。

English Abstract

A circulating power suppression structure for a three-winding-transformer-based converter is proposed in this letter. The equivalent circuit models of the dual-transformer-based and three-winding-transformer-based converter are derived, which illustrates their merits and demerits. With the proposed structure, the drawbacks of these two transformer-type converters can be overcome, and their advanta...
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SunView 深度解读

该研究直接针对多端口功率变换中的环流问题,对阳光电源的储能系统(如PowerTitan、PowerStack)及大功率组串式逆变器具有重要参考价值。在多绕组或多变压器并联的PCS拓扑中,环流抑制是提升系统效率、降低损耗及优化热设计的关键。建议研发团队评估该抑制结构在双向DC-DC变换模块中的应用潜力,以进一步提升阳光电源储能变流器在复杂工况下的转换效率和可靠性,优化系统整体的功率密度表现。