作　　者： ; ; ; ; ;

机构地区： 广东工业大学自动化学院

出　　处： 《电力系统保护与控制》 2010年第14期39-42,共4页

摘　　要： 介绍了一种基于无接触功率传输技术的适用于电子式互感器的直流电源的设计原理。通过采用ANSYS有限元分析软件对几种不同结构模型的无接触功率发射机构在不同发送-接收距离下的空间电磁场分布、互感与耦合系数的仿真计算与分析,以高效、简洁为设计目标,研究出一种适用于传感器高压回路信号处理的功率发送与接收电磁耦合结构。计算机仿真和原理性实验表明:该功率传输结构具有输出功率稳定、工作可靠的特点,完全满足电子式互感器高压侧对信号处理工作电源的要求。 This paper introduces the design principle of DC power supply based on the contactless power transmission technology.By means of the finite element analysis software ANSYS,the simulation and computation of four kinds of contactless power transmission emitter organization are done.And the spacial electromagnetic field distribution,the mutual inductance and coupling coefficient in different emitting-receiving distances are analyzed.And then,an efficient and simple frame is chosen as the electromagnetic coupling organization.A kind of power transfer-receive prototype device is developed,which can be used in the electronic transducer for signal processing of high voltage side.Computer simulation and principal experiments show that this type of power transfer structure has the characters of stable power output and reliable works.It can satisfy the signal processing requirements of the electronic transducer to the segment of high voltage totally.

关 键 词： 电子式互感器 无接触功率传输 直流电源 耦合机构 电路设计

领　　域： [电气工程]