基于DSP的变频电源电路设计  

Design of variable-frequency power supply circuit based on DSP

作　　者：张兵[1] 黄细霞[1] 王飞[1] 

机构地区：[1]上海海事大学航运技术与控制工程交通行业重点实验室,上海201306

出　　处：《现代电子技术》2015年第1期133-136,共4页Modern Electronics Technique

基　　金：上海市科委科技创新行动计划项目(13dz1202800);交通运输部应用基础研究项目(2013329810350)

摘　　要：设计了一种基于DSP2812的变频电源实验装置。根据变频电源的硬件结构组成,对其中的整流、驱动、逆变和滤波模块进行了详细的设计,同时给出了系统的软件流程以及SPWM的生成方法,最后通过系统的实验结果进行了对比分析。结果表明,系统具有硬件电路简单、精度高等优点,可以运用在后续相关实验以及实践中。An experimental device of variablefrequency power supply based on DSP2812 was designed. Depending on the hardware configuration of the variablefrequency power supply,its rectifier,drive,inversion and filtering modules were also designed in detail. The software process and SPWM generation method of the system are given in this paper. The experimental results of the system are analyzed. The results show that the system has the advantages of simple hardware circuit and high precision,and can be used in subsequent experiments and practice.

关 键 词：变频电源 DSP SPWM 硬件结构 

分 类 号：TN710-34[电子电信—电路与系统]