基于SG3525的高频感应加热电源的研究与设计  

Design and Research of High-frequency Induction Heating Power Supply Based on SG3525

作　　者：李华柏[1] 

机构地区：[1]湖南铁道职业技术学院,湖南株洲412001

出　　处：《河南科学》2013年第11期1907-1910,共4页Henan Science

基　　金：湖南省教育厅科研课题资助项目(11C0876)

摘　　要：设计了基于脉宽调制控制芯片SG3525的串联型高频感应加热电源,详细研究并设计了功率控制、频率调节等控制电路.运行结果表明设计的高频感应加热电源具有频率自动跟踪、稳定性高、开关损耗小、高效等优点,可广泛应用于中小功率场合.The author designs a high-frequency series induction heating power supply based on PWM chip SG3525, which is controlled by the power control circuit and frequency auto-tracking circuit. Power control and frequency regulation are researched detailedly. The operation results show that the power supply has such advantages as frequency auto-tracking,excellent reliability,high efficiency and small switch loss. It can be widely used in small and medium power applications.

关 键 词：高频感应加热电源 脉冲频率调制 频率自动跟踪 SG3525 

分 类 号：TM352[电气工程—电机]