基于STM32芯片的电能质量在线检测装置的设计与实现

为保证电能质量,需要对电能质量的各项指标进行全面的检测和分析,为改善电能质量提供决策依据。在参考电能质量国家标准的基础上,设计了一种以STM32芯片为核心的三相电能质量在线检测装置,给出了其硬件系统设计和基于小波变换算法的程序设计流程图,实现了对电能质量高精度的测量,比较于其他装置的设计方式更加简便但测量精度更高。在此将STM32芯片应用于电能质量检测装置中,降低了成本减小了功耗且测量精度提高。实验结果证明了该设计具有很好的的实用价值。

Design and realization of power quality online monitoring devices based on STM32

In order to ensure the security of electric power systems,it is necessary to monitor and analyse power quality firstly to improve power quality.According to the basic national standards of the power quality,this article introduces a three-phase power quality online monitoring devices taking STM32 chip as the core.The hardware design system and programming flowcharts based on the algorithm of wavelet transform is given in this paper.The high precision measurement to the power quality was realized.In comparison with other devices,its design is easier but the measurement accuracy is higher.The innovation of this paper is the STM32 chip used in the power quality detection devices,reduce costs and reduce power consumption and the measurement accuracy to improve.The experimental results show that this design has great practical value.