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基于耦合电感的Si/WBG混合半桥变换器用于电能质量提升与控制简化

Si/WBG Hybrid Half-Bridge Converter Using Coupled Inductors for Power Quality Improvement and Control Simplification

语言:

中文摘要

针对Si/WBG混合半桥变换器在混合频率交错运行(HFIO)中存在的电能质量波动及控制复杂问题,本文提出了一种Si/宽禁带(WBG)耦合半桥(CHB)拓扑。该方案通过协调混合频率交错控制,有效改善了功率质量并简化了控制设计。

English Abstract

The Si/WBG hybrid half-bridge (HHB) converter with hybrid frequency interleaved operation (HFIO) aims to offer an improved cost-performance tradeoff but suffers from uncompensable and low-frequency fluctuations in power quality issues and complicated control design. In this article, an Si/wide-bandgap (WBG) coupled half-bridge (CHB) is proposed, which coordinates the hybrid-frequency interleaved S...
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SunView 深度解读

该技术对阳光电源的组串式逆变器及储能变流器(PCS)具有重要参考价值。通过引入Si/WBG混合拓扑与耦合电感技术,可以在保持成本竞争力的同时,进一步提升功率密度和转换效率,特别适用于PowerTitan等储能系统及新一代组串式光伏逆变器。建议研发团队关注该拓扑在降低开关损耗及优化电磁兼容性(EMC)方面的潜力,将其作为提升产品能效与减小体积的潜在技术储备,以应对日益严苛的电网接入标准。