低压电力线窄带载波现场测试装置的设计及应用

Design and Application of Field Testing Device for Low-voltage Power Line Narrowband Carrier Communication

介绍了一种应用于集中抄表的低压电力线窄带载波现场测试装置及测试方法,为低压集中抄表系统的现场检测提供便利。通过对载波通信电路的切换,实现对各类载波方案的电力线载波数据的现场参数提取与解析。通过装置的组合使用,实现现场电力线载波点对点通信质量的检测。该方法适用于对低压载波集中抄表系统现场终端的检测与调试和对现场通信环境的检测与分析。

This paper introduces a kind of field testing device of power line narrowband carrier to the Low-voltage concentrated meter method in order to facilitate detecting for the low-voltage concentrated meter reading system.According to transform the carrier wave communication circuit,we get the realization about various types of carrier scheme for power line carrier data field parameter extraction and analysis.Through the device of combination use,we realize the power line carrier point-to-point communication quality detection.The method is suitable for the low carrier concentration of meter reading system field terminal testing and the detection with analysis of field communication environment.