电磁搅拌器变频电源IGBT驱动电路设计和应用  

Design and Application of IGBT Drive Circuit for Variable Frequency Power Supply of Electromagnetic Stirrer

作　　者：汪亮 刘勇 李爱武 解苗 袁鹏 邹志强 WANG Liang;LIU Yong;LI Aiwu;XIE Miao;YUAN Peng;ZOU Zhiqiang(Hunan Zhongke Electric Co.,Ltd.,Yueyang 414000,Hunan,China)

机构地区：[1]湖南中科电气股份有限公司,湖南岳阳414000

出　　处：《电气传动》2021年第13期20-26,45,共8页Electric Drive

摘　　要：IGBT驱动电路的设计和应用是电磁搅拌器变频电源长期可靠稳定运行的前提条件。采用国产智能IGBT驱动核2FSC0435,以驱动英飞凌公司的IGBT为例,设计一种应用于电磁搅拌器变频电源中逆变部分的IGBT驱动电路。与传统的IGBT驱动电路相比,该驱动电路输出驱动功率大,且具备完善的IGBT过流保护、IGBT的集电极-发射极之间过压保护功能,还带有智能故障管理系统,能够针对不同的故障种类输出不同信号形式的故障信号。实验和应用结果表明,该驱动电路能够满足该专用变频电源中IGBT驱动所要求的各项特需性能。The design and application of IGBT drive circuit is the prerequisite for the long-term reliable and stable operation of electromagnetic stirrer variable frequency power supply.The domestic intelligent IGBT drive core 2FSC0435 was adopted to drive the IGBT of infineon as an example to design an IGBT drive circuit applied to the inverter part of the inverter power supply of electromagnetic stirrer.Compared with the traditional IGBT drive circuit,the drive circuit has large output drive power,perfect IGBT over-current protection and IGBT over-voltage protection function between collector and emitter,as well as intelligent fault management system,which can output different fault signals according to different fault types.The test and application results show that the drive circuit can meet the special requirements of IGBT drive in the special variable frequency power supply.

关 键 词：电磁搅拌器 大功率IGBT驱动 短路保护 有源钳位 智能故障管理系统 

分 类 号：TM402[电气工程—电器]