基于IGBT逆变器中频感应加热电源的分析  

Analysis on Medium Frequency Power Supply Based on IGBT Inverter

作　　者：鲁富强[1] 赵明静[1] 

机构地区：[1]包头稀土研究院,内蒙古包头014030

出　　处：《包钢科技》2016年第2期68-70,共3页Science & Technology of Baotou Steel

摘　　要：介绍了采用大功率IGBT晶体管构成串联谐振式逆变的中频电源主电路结构及工作原理.根据IGBT逆变的驱动要求,研究了IGBT的驱动电路及其外围电路的设计.分析了感应加热过程中实现频率自动跟踪控制,使逆变器的工作频率锁定于槽路的固有谐振频率。In the paper,the structure of main circuit and working principle for medium frequency power supply with the series resonant inverter constituted by the high-power IGBT transistor are introduced.Moreover,it is studied the design of drive circuit and peripheral circuit for IGBT according to the driving requirements of its contravariance as well as analyzed the control of automatic frequency tracking in induction heating process so that the working frequency of inverter is consistent with the inherent resonant frequency of tank circuit.

关 键 词：IGBT 逆变 频率自动跟踪 

分 类 号：TM464.12[电气工程—电器]