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拓扑与电路 充电桩 双向DC-DC LLC谐振 ★ 4.0

用于集成式车载充电机三端口串联谐振变换器功率解耦的三绕组变压器设计

Design of a Three-Winding Transformer for Power Decoupling of a Three-Port Series Resonant Converter for an Integrated On-Board EV Charger

语言:

中文摘要

集成式车载充电机(IOBC)可同时为电动汽车的高压动力电池和低压辅助电池充电。三端口串联谐振变换器(TPSRC)因其电气隔离和高效单级功率转换的优势,成为IOBC的理想方案。本文重点研究了三绕组变压器的设计,以实现TPSRC的功率解耦,优化系统性能。

English Abstract

Integrated on-board charger (IOBC) provides simultaneous charging to the traction high-voltage battery and the auxiliary low-voltage battery of an electric vehicle. Owing to the advantages of electrical isolation and an efficient single-stage power conversion, three-port series resonant converter (TPSRC) has become a potential candidate for IOBC. However, due to the finite leakage inductance in th...
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SunView 深度解读

该研究涉及的高效多端口功率变换技术与阳光电源的电动汽车充电桩业务高度契合。随着车载充电机集成化趋势的增强,TPSRC拓扑能够有效减少组件数量并提升功率密度。对于阳光电源而言,该变压器解耦设计方案可为下一代高集成度充电桩提供技术参考,特别是在提升辅助电源与动力电池协同充电效率方面具有应用潜力。建议研发团队关注该拓扑在宽电压范围下的软开关特性,以进一步提升充电桩产品的能效表现。