井下小型化微波输能整流电路的研究与设计  

Design of rectifying circuit used in sensors wireless charging underground

作　　者：丁恩杰[1,2] 衡条条[1,2] 邱炜玮 张国圆[1,2] 

机构地区：[1]中国矿业大学物联网(感知矿山)研究中心,江苏徐州221008 [2]中国矿业大学信息与电气工程学院,江苏徐州221008

出　　处：《电子技术应用》2014年第1期93-96,共4页Application of Electronic Technique

摘　　要：为了解决井下无线传感器能量供给的问题,提出一种新型的小型化整流电路的设计,由改进滤波器的方法实现阻抗匹配,这种整流电路具有结构简单、尺寸小和整流效率高等优点。通过应用ADS仿真工具,在频率为5.8 GHz、负载为680Ω时,整流电路的最大整流效率为77.9%。通过测试,在输入功率为16 dBm时,输出电压可达4.4 V,转化效率为71.2%,证明其可以用于传感器无线充电整流电路中。To solve the energy supply of wireless sensors underground, a novel microstrip rectifying circuit is proposed in this paper. Impedance matching is achieved by improved filter, this rectifier circuit has a simple structure, small size and high efficiency. Applying the ADS simulation tools at the frequency of 5.8 GHz, the load is 680Ω, the efficiency of the rectifier circuit is 77.9%. By testing, the input power is 16 dBm,the output voltage up to 4.4V, conversion efficiency is 71.2%, it can be used in sensor wireless charging system.

关 键 词：ADS 微带整流电路 二极管 无线充电 

分 类 号：TN011[电子电信—物理电子学]