一种磁耦合无线电能传输系统的设计和仿真

Design and simulation of one wireless power transmission system based on magnetic coupling

在一些旋转应用场合,电能传输大多通过接触式的导电滑环实现,采用这种方式传输电能普遍存在机械磨损大、使用寿命短、打火等方面的缺点。提出了一种基于磁耦合原理,通过现代电力电子技术中的整流及高频逆变技术,以谐振方式传输电能的装置。详细分析了该系统的电路设计、参数计算以及仿真。结果表明该系统具有结构简单、开关损耗小、噪声低等特点。

In some rotating applications,the transmission of electrical energy is mostly achieved by contact-type conductive slip ring,the transmission of electrical energy in this way has shortcoming of mechanicalwear,short service life and arcing.In this paper,a device based on magnetic coupling technology is proposed to transmit electrical energy in a resonant manner,via the rectifier and high frequency inverter technology in modern power electronics technology.The circuit design,parameter calculation and simulation of the system are analyzed in detail.The results show that the system has the characteristics of simple structure,small switching loss and low noise.