基于dsPIC30F系列芯片和准同步采样算法的三相电量采样装置设计  

Design of Three-Phase Electric Quantity Sampling Device Based on dsPIC30F Series Chip and Quasi-Synchronous Sampling Algorithm

作　　者：赵煜 杨玺 陈皓 王然 王秋银 杨婷娜 鄢顺才 ZHAO Yu;YANG Xi;CHEN Hao;WANG Ran;WANG Qiuyin;YANG Tingna;YAN Shuncai(Yunnan Energy Research Institute Co.,Ltd.,Kunming 650500,China)

机构地区：[1]云南省能源研究院有限公司,云南昆明650500

出　　处：《电器与能效管理技术》2022年第3期56-62,共7页Electrical & Energy Management Technology

基　　金：云南省重点研发计划项目(2018BA062)。

摘　　要：设计了一种新型三相电量采集装置,能实现对电网电压、电流、谐波等电量参数的高精度采样。装置CPU采用高性能带DSP运算内核的dsPIC30F6014A系列单片机,利用准同步采样原理的交流电气参数采样测量方法,数据采样过程中不需要与电网频率严格保持同步。通过对电量采集装置的验证,在保证装置采样精度的前提下,实现了结构简单、运行可靠的目的和效果。A new three-phase electric quantity acquisition device is designed,which can realize the high-precision sampling of electric quantity parameters such as voltage,current and harmonic.The CPU of device adopts dsPIC30 F6014 A series single chip microcomputer with high-performance DSP operation core.The AC electrical parameters sampling and measurement method based on quasi-synchronous sampling principle is used.In the process of data sampling,it is not necessary to keep strict synchronized with the power grid frequency.Through the verification of the electric quantity acquisition device,the purpose and the effect of simple structure and reliable operation are realized on the premise of ensuring the sampling accuracy of the device.

关 键 词：电量采样装置 准同步采样 dsPIC30F6014A 电量参数 

分 类 号：TM571[电气工程—电器]