基于LoRa通信的智能电力测控仪设计

Design of Intelligent Power Measurement and Control Instrument Based on LoRa Communication

随着现代微电网建设的不断深入,针对工业用户对于设备能耗、电能质量、负载运行、新能源发储配状况实时监控的实际需求进行研究,设计了一款具有远程通信功能、适用于微电网复杂环境的智能电力测控仪。以STM32VET6为控制核心,采用快速傅里叶变换技术对用电信息及电能质量进行准确的计算与分析,并通过LoRa模块以无线方式与上位机监控中心进行通信,实现了用户对微电网运行状况的实时监控。该设计可提高需求侧用电管理水平,有利于节约能源,提高经济效益。

With the continuous construction of modern microgrid, an intelligent power measurement and control instrument is designed with remote communication function and applicable to the complex environment of microgrid for industrial users’ practical needs of real-time monitoring of equipment energy consumption, power quality, load operation and new energy generation and storage. The STM32 VET6 is used as the control core, and the fast Fourier transform technology is used to accurately calculate and analyze the power consumption information and power quality, and the LoRa module is used to communicate with the upper computer monitoring center wirelessly to realize the real-time monitoring of microgrid operation by users. The design can improve demand-side power consumption management, which is conducive to energy saving and economic efficiency.