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拓扑与电路 DC-DC变换器 功率模块 ★ 3.0

用于谐振感应链路的高输入电压高频E类整流器

High-Input-Voltage High-Frequency Class E Rectifiers for Resonant Inductive Links

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中文摘要

本文探讨了无线电能传输中传统整流器效率低下的问题,提出采用E类谐振整流器作为替代方案。E类整流器在高谐振频率和大输入电压下具有显著的效率优势,且其输入电流接近正弦波,能够有效提升功率传输效率。

English Abstract

The operation of traditional rectifiers such as half-wave and bridge rectifiers in wireless power transfer applications may be inefficient and can reduce the amount of power that is delivered to a load. An alternative is to use Class E resonant rectifiers that are known to operate efficiently at high resonant frequencies and at large input voltages. Class E rectifiers have a near sinusoidal input ...
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SunView 深度解读

E类整流器的高频高效特性对阳光电源的电力电子技术储备具有参考价值。在电动汽车充电桩(EV Charger)业务中,随着无线充电技术的演进,该拓扑可用于提升车载或地面端的能量转换效率。此外,该高频拓扑研究对于公司在光伏逆变器和储能PCS中追求更高功率密度、更小体积的磁性元件设计具有借鉴意义。建议研发团队关注其在高频软开关条件下的损耗模型,以优化未来高功率密度产品的电路设计。