基于TMS320F2812的电能质量检测系统的设计  

Design of Power Quality Detection System Based on TMS320F2812

作　　者：姜建国[1] 田金艳[1] 田玉花[2] 

机构地区：[1]东北石油大学电气信息工程学院,黑龙江大庆163318 [2]湖南科技大学信息与电气工程学院,湖南湘潭411100

出　　处：《电器与能效管理技术》2015年第8期57-60,共4页Electrical & Energy Management Technology

摘　　要：针对目前电网电能质量检测的实际问题,通过研究基于DSP的电能质量检测技术及FFT分析原理,按照我国电能质量检测的相关标准,完成以DSP(TMS320F2812)为核心,实现数据的采集、处理及实时显示等功能的电能质量检测系统的原理设计及试验装置的制作。硬件部分主要包括电压检测及调理电路、电流检测及调理电路、频率检测电路、电源模块以及液晶部分设计。在CCS3.3集成开发环境下,完成对主程序以及子程序的编写,最后经软硬件系统调试,得到了相电压波形、相电压有效值、频率等电能质量参量。试验证明,各电能质量检测参量达到预期的准确度,该检测系统稳定可行。Aiming at the current problems of power quality detection,based on DSP and FFT theory,according to China＇s energy related standard for quality detection,this paper completed a power quality detection system by using DSP（TMS320F2812）as the core to achieve data acquisition,processing and real-time display and other functions.The hardware part mainly comprises a voltage detection circuit,current detection circuit,frequency detection circuit,part of the design of power supply module and liquid crystal display.In the CCS3.3 integrated development environment,it completed the preparation of the main program and subprogram.Finally by the debugging of hardware and software of the system,power quality parameters of the phase voltage waveform,phase voltage RMS and frequency,were obtained.The experiments show that the precision of the detection of electric power parameter can achieve the ideal and the system is stable,feasible.

关 键 词：电能质量检测 DSP 液晶显示 FFT 电流检测 

分 类 号：TM930.2[电气工程—电力电子与电力传动]