摘要
为了解决由非线性负载和死区等引起的输出波形畸变问题,提高稳态控制精度,实现了基于重复控制算法的单相逆变电源。研究建立逆变电源的数学模型和状态方程;分析重复控制器的基础理论和稳定性,详细讨论各组成部分的设计方案,总结出工程实用的重复控制器设计步骤;利用MATLAB进行仿真分析;系统的核心算法使用基于模型的设计方法生成C代码。在3 k VA的单相IGBT逆变电源样机上进行验证,实验结果为总谐波畸变率小于3%,表明该方案的可行性。
A single phase inverter based on repetitive control algorithm is implemented.The problem of output waveform distortion caused by nonlinear load is improved,and the steady-state control accuracy is enhanced.The mathematical model of inverter and state equation is built.The theory and stability of repetitive controller is described.The design of a repetitive controller for inverter is shown in detail.MATLAB is simulation platform.The method based on model design is adopted and the C code is automatically generated after simulation and verification of the core algorithms.The scheme is verified by the experimental prototype of the 3 k VA IGBT inverter.The experimental results show that the proposed scheme is feasible.
作者
王素娥
吉亚威
郝鹏飞
WANG Sue ,Jl Yawei, HAO Pengfei(College of Electrical and Information Engineering,Shaanxi University of Science and Technology,Xi＇an 710021, Chin)
出处
《电子器件》
CAS
北大核心
2017年第6期1516-1520,共5页
Chinese Journal of Electron Devices
基金
陕西省工业科技攻关资助项目(2015GY038)
陕西省教育厅专项资助项目(2013JK1065)
陕西省协同创新计划(2016XT-15)
西安市科技计划项目(2017068CG/RC031(SXKD009))
