非辐射共振耦合式无线电能传输系统前端功率放大系统设计  

Design of Power Amplifier System for Non-Radiative Magnetic Resonance Strongly Coupled Wireless Power Transfer

作　　者：储江龙[1] 李玉玲[1] 杨仕友[1] 

机构地区：[1]浙江大学电气工程学院,杭州310027

出　　处：《电工技术学报》2013年第S2期55-60,共6页Transactions of China Electrotechnical Society

基　　金：浙江省重大科技专项资助项目(2011C11061)

摘　　要：功率放大器是无线电能传输不可或缺的一部分,其工作效率关系到整个无线电能传输系统的效率。本文设计了高效率E类功率放大器,以及相应的电源和信号发生电路,构造了完整的无线电能传输前端功率放大系统。设计过程中应用ADS软件对电路系统的性能进行了仿真分析,在此基础上制作了实验样机。实验表明,本文所设计的电路稳定、效率高,能够有效提高无线电能传输系统的整体传输效率。Power amplifier is an integral part of non-radiative magnetic resonance strongly coupled wireless power transfer systems,and its efficiency plays an essential role in the entire wireless power transmission efficiency.This paper designs a high efficiency class-E power amplifier.Also,the corresponding power supply circuit and a signal generating circuit,constituting to an entire front end power amplifier system,are developed.The circuit performance has been simulated by ADS and a prototype has been constructed.The experimental results show that the developed amplifier is a stable and high efficiency one.Therefore,it will improve the efficiency of the whole wireless power transfer.

关 键 词：无线电能传输 功率放大系统 E 类功率放大器 电源设计 ADS 

分 类 号：TM724[电气工程—电力系统及自动化]