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集成交错Boost变换器与移相控制的全范围软开关隔离型Buck-Boost变换器

Full-Range Soft-Switching-Isolated Buck-Boost Converters With Integrated Interleaved Boost Converter and Phase-Shifted Control

语言:

中文摘要

本文提出了一种单级功率变换的隔离型Buck-Boost(IBB)变换器推导方法,并介绍了基于高频无桥交错Boost整流器的新型IBB变换器。通过将交错Boost变换器集成到全桥二极管整流器中,显著降低了半导体器件数量、导通损耗及开关损耗。

English Abstract

A new method for deriving isolated buck-boost (IBB) converter with single-stage power conversion is proposed in this paper and novel IBB converters based on high-frequency bridgeless-interleaved boost rectifiers are presented. The semiconductors, conduction losses, and switching losses are reduced significantly by integrating the interleaved boost converters into the full-bridge diode-rectifier. V...
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SunView 深度解读

该拓扑通过单级功率变换实现隔离型Buck-Boost功能,并结合交错技术优化了软开关性能,这对于提升阳光电源ST系列PCS及PowerStack储能变流器的功率密度和转换效率具有重要参考价值。特别是在高压直流母线与电池侧的DC-DC变换环节,该方案有助于减少器件数量、降低散热压力,从而提升储能系统的整体可靠性与成本竞争力。建议研发团队关注该拓扑在宽电压范围输入下的效率表现,评估其在户用及工商业储能产品中替代传统双级变换架构的可行性。