基于电力补偿系统的短期负荷预测采样装置的设计

Design of a Short-term Load Prediction Sampling Device Based on the Power Compensation System

基于电力补偿系统的短期负荷预测采样装置,包括三相电力输送线路、三个供电功率监测线路、功率因数监测接地线路、功率因数监测线路和信号编码器。其中,每个供电功率监测线路上均设置有一个电流互感器和一个电压互感器,每个电流互感器连接有一个功率监测电流计,每个电压互感器连接有一个功率监测电压计,三个电压互感器的低电势端并联连接功率因数监测接地线路。该装置既能够完成电网功率数据的采样工作,又能够完成电网功率因数数据采样工作。

A short-term load predication sampling device based on the power compensation system comprises of a 3-phase power transmission circuit,3 power monitor circuits,a power factor monitor earthing circuit,a power factor monitor circuit and signal encoder,of which each power monitor circuit is equipped with a current transformer and a voltage transformer that are respectively connected to a power monitor amperemeter and a power monitor voltmeter.In addition,the 3 voltage transformers are in parallel connection at their low potential ends to the power factor monitor earthing circuit.Such a device is able to sample the grid power data as well as its factor data.