基于MN3304实现的重复控制正弦波逆变器研究  

Study on Sine Waveform Inverter Based on S-domain Repetitive Control

作　　者：王中[1] 亓迎川[2] 马召[1] 

机构地区：[1]华中科技大学,激光加工国家工程研究中心,湖北武汉430074 [2]武汉理工大学,自动化学院,湖北武汉430070

出　　处：《电力电子技术》2011年第1期74-76,共3页Power Electronics

摘　　要：正弦波逆变器设计的关键是确保正弦波逆变器的输出波形质量、稳定性及其对各类负载的适应能力。采用重复控制技术实现正弦波逆变器周期信号跟踪控制,给出重复控制型正弦波逆变器稳定性分析与设计的新方法,利用模拟延时芯片MN3304实现了模拟重复控制器,并以此为校正环节实现对单相正弦波逆变器的重复控制。制作了线路进行实验研究,实验结果表明系统稳定性好,对整流性非线性负载保持了较高的波形质量,具有一定的应用价值。To ensure its output waveform,stablity and adaptablity to sorts of loads is the key of sine waveform inverter design.A new method that is repetitive control sine waveform inverter analysis and design is introduced to repetitive control to realize follow-up control to sine waveform inverter periodic signal.Analog delay IC MN3304 is used to achieve analog repetitive controller to repetitive controlling of single-phase sine waveform diverter for the part of cor-rection.The circuit is designed and the experimental results show that the system,which could keep a high waveform quality for rectified non-linear load,is of great stability and some practical value.

关 键 词：正弦波逆变器 瞬时值控制 重复控制 稳定性 

分 类 号：TM464[电气工程—电器]