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一种效率超过99%的双通道交错Vienna型整流器的设计与实现

Design and Implementation of a Two-Channel Interleaved Vienna-Type Rectifier With >99% Efficiency

语言:

中文摘要

本文提出了一种3kW三相双通道交错Vienna型整流器,实现了超过99%的转换效率。文章详细介绍了该拓扑的工作原理,重点分析了交错运行产生的开关频率环流问题,并提出了有效的抑制方法。

English Abstract

In this paper, the design and implementation of a 3 kW, three-phase, two-channel interleaved Vienna-type rectifier with greater than 99% efficiency is presented. The operating principle of the interleaved Vienna-type rectifier is introduced, with particular attention paid to the switching-frequency circulating current generated by the interleaved operation, as well as effective mitigation methods....
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SunView 深度解读

Vienna整流器是高功率密度三相PFC应用的主流拓扑,与阳光电源的户用及工商业光伏逆变器、充电桩业务高度相关。该文提出的双通道交错技术及环流抑制策略,可有效提升阳光电源充电桩模块及三相逆变器前端PFC级的功率密度与转换效率。建议研发团队关注其交错控制策略在SiC器件应用中的表现,以进一步降低损耗,提升产品在紧凑型设计中的热管理性能,助力公司在高效能电力电子转换领域保持技术领先。