摘要
非接触电能传输采用电磁耦合感应的方式进行电能传输,具有无磨损、可靠性高、柔性好、安全性高及使用寿命长的特点。非接触电能传输系统研究的主要问题是提高传输效率和适用性。建立了基于互感参数的耦合模型,用反映阻抗分析了初次级电路的相互能量交换及相互影响。研究了功率补偿的方法和适用范围,对初次级绕组进行了详尽的补偿分析,设计了初次级绕组的补偿方案。对耦合环节进行了实验研究,利用平面变压器技术,将线圈整合在电路板上,在保证传输效能的基础上,有效减小了传输系统的体积。
The contactless power transfer system transfers power with electromagnetic coupling.It has the characteristics of non-wear,high reliability,good flexibility,high security and long life.The researches of the contactless power transfer technology focus on improving the efficiency and applicability.Firstly,the mathematic model is established based on mutual inductance.And,the energy exchange and the interaction between the primary and the secondary windings are analyzed by using the definition of the reflection impedance.The methods of the power compensation and the application scope are studied,the compensation analysis on primary windings is made,the compensation package of the primary windings is designed,the coupling link is researched and tested.Based on the planar transformer technology,the coils are printed on the printed circuit board and are integrated with other components,which can effectively reduce the volume of the transmission system without deteriorating the inductive power transmission performance.
出处
《机械研究与应用》
2012年第5期148-151,共4页
Mechanical Research & Application
关键词
非接触电能传输
感应
互感
平面变压器
contactless power transmission
inductive
mutual inductance
planar transformer
