基于DSP技术的超音频感应加热电源的仿真模型  

Model on DSP-Based PLL-Controlled Superaudio Induction Heating Power Supply Simulation

作　　者：贺昆[1] 王景芹[1] 于新昌[1] 范志伟[1] 

机构地区：[1]河北工业大学电气与自动化学院,300130

出　　处：《电气应用》2006年第1期86-89,共4页Electrotechnical Application

摘　　要：介绍串联谐振感应加热电源全桥变换器的电路拓扑结构,基于DSP技术设计PLL闭环控制系统的模型,运用Matlab建立逆变器及系统的闭环控制系统的仿真模型并对其进行仿真,利用朱利判据对系统稳定性进行验证,为相关系统研究打下良好基础。The topological fundamental of series resonant inverter is introduced. The Mstlab 6.5 is used as simulation tool to establish the simulation model of the inverter and control system. The DSP-base PLL-controned closed loop system is designed, and the system stability is analyzed by Jury＇ s stability test, which may be beneficial to the researcher engaging in relevant inverters.

关 键 词：感应加热 串联谐振 DC-AC逆变器 朱利判据 仿真 

分 类 号：TM924[电气工程—电力电子与电力传动]