摘要
磁耦合谐振式无线电能传输利用近场区强耦合谐振实现能量的高效传输,具有效率高、距离远的优势。首先介绍了磁耦合谐振式无线电能传输原理,然后阐述了无线电能传输技术的理论基础,即耦合模理论,并基于该理论仿真研究了无线电能传输技术高效传输的必要条件。在此基础上,研究了影响无线电能系统高效传输的因素,并提出了参数优化方法,最后与带中继线圈的磁耦合谐振系统的传输效率进行了对比,结果表明带中继线圈的系统的传能效率明显高于传统的无线传能系统。
Magnetic coupling resonance wireless power transmission is a new technology for transmitting energy wirelessly via resonant coupling in the non-radiative near-field.h has advantages of longer distance high effficiency.Firstly, it introduces the principle of wireless power transmission, then states the theoretical basis of the wireless power is coupled mode theory.On this basis,it studies the factors that influence the efficiency of transmission system and pa- rameter optimization method is proposed.Finally,magnetic coupling resonant system with relays are compared,the transmission efficiency of system with relays is higher than the traditional wireless transmission system.
出处
《电力电子技术》
CSCD
北大核心
2015年第10期55-57,61,共4页
Power Electronics
关键词
无线电能传输
磁耦合
谐振
wireless power transmission
magnetic coupling
resonance
