面向微小型机器人的5.8GHz微波能量传输系统  

5.8 GHz Microwave Power Transmission System for Micro-Robot

作　　者：王鹏飞[1] 肖剑山[1] 李满天[1] 孙立宁[1] 

机构地区：[1]哈尔滨工业大学机器人技术与系统国家重点实验室,黑龙江哈尔滨150080

出　　处：《机器人》2010年第4期529-533,共5页Robot

基　　金：国家863计划资助项目(2008AA04Z211);中国博士后科学基金资助项目(20080440875);哈尔滨工业大学优秀青年教师培养计划资助(HITQNJS.2009.012)

摘　　要：提出了面向微小型机器人的5.8GHz微波能量传输系统,采用Ritz-Galerkin(RG)方法建立了微波能量传输系统射频整流电路模型,分析了整流二极管的整流性能,得到了输入功率与输出电压、整流效率与负载比之间的关系.设计了八木振子天线,提高了能量接收的定向性.最后搭建了微小型机器人微波能量传输实验系统,开展了利用微波传输能量驱动微机器人的实验,验证了利用微波能量传输系统为微小型机器人供能的可行性.A 5.8 GHz microwave power transmission system for micro robots is presented.The rectifying circuit model for the microwave power transmission system is established by Ritz-Galerkin（RG） method,and the features of rectifying diode are analyzed.The relations between input power and output voltage as well as the relations between rectifier efficiency and load ratio are derived.The Yagi-Uda antenna is designed to increase directional performance of power receiving.At last,the microwave power transmission experiment system for micro-robots is set up,and the experiment of driving micro-robot using power transmitted by microwave is carried out.Experiment results show that it is feasible to supply power for micro robots by the proposed microwave power transmission system.

关 键 词：微波 无线能量传输 5.8GHz 微小型机器人 

分 类 号：TP242[自动化与计算机技术—检测技术与自动化装置]