频率同步跟踪技术在矿用电力设备电量参数采集中的应用

Application on the electric power parameters sampling based on frequency track technology in mine power equipment

本文主要探讨了在电力系统监控中当电网频率发生波动时,运用锁相环技术使采样频率同步跟踪信号频率,提高采样数据计算的准确性。同时详细讲述如何使同步跟踪技术在交流采样中实现,并给出了具体电路图和设计要点。

This paper is discuss the use of Frequency track technology in the Monitor＆Control system of mine Power Equipment.The using of this technology can improve precision of AC parameters sampling.Th is paper also give the concretely circuit and design.