无线电能传输技术研究与应用

Research and Application of Wireless Power Transfer Technology

概述了无线电能传输技术的工作原理、技术挑战以及典型应用。首先,介绍了近场传输中的电感与电容耦合机制,并对不同的拓扑结构进行比较分析,得出补偿电容参数;然后,结合近几年国内外学者的研究现状,介绍目前在无线电能传输系统中所面临的技术难题,并对相应的解决方法进行了分析;最后,概述无线电能传输技术在电动汽车和便携式电子设备中的应用,并讨论了无线能量传输技术未来的发展重点。

This paper summarizes working principle, technology challenges and typical applications. It firstly introduces cou- pling mechanism of inductance and capacitor in near-field transmission, compares different topologies and obtains parame- ters of compensation capacitor. Combining with research status of domestic and foreign scholars in recent years, it introduces technology difficulties in the wireless power transfer （WPT） system at present and analyzes relevant solutions. Finally, it in- troduces applications of wireless power transfer technology in electric vehicles and portable electronic devices and discusses development emphasis in the future.