便携式电力线高频载波通道测试装置的研制  

Development of portable testing device for high frequency carrier wave channels of electric wire

作　　者：王淑青[1] 刘辉[1] 何涛[1] 

机构地区：[1]湖北工业大学,湖北武汉430068

出　　处：《继电器》2006年第9期49-52,共4页Relay

基　　金：湖北省自然科学基金项目(2004ABA064)

摘　　要：介绍了便携式电力线高频载波通道测试装置设计思想、方法。设计中针对宽频率范围的高速采样特点,硬件采用以FPGA为主的信号采集处理卡,经USB口与便携电脑相结合,处理方便;软件设计了数字信号抽取运算和滤波器。该测试系统充分利用计算机显示、处理、存储功能,集成化程度高,是一多功能数字化的智能测控系统。The idea and way of intelligent testing instrument for electric wire high frequency carrier wave channels are introduced. Considering the feature of frequency band in high-speed sampling, the hardware for signal sampling and controlling is designed based on FPGA, which connects with PC through USB port. Digital signals extractive arithmetic and FIR filter are designed in digital signals processing. The device integrates the functions of display, processing and storage of computer. The intelligent testing instrument is a multi-functional system.

关 键 词：高频载波 通道测试 FPGA 高速采样控制 

分 类 号：TM762[电气工程—电力系统及自动化]