高可靠性变频解耦隔离驱动电路的研究  

Research on Isolated Frequency-Variable and Decoupling Driving Circuit for the Controller of Doubly Salient Permanent Magnet Motor

作　　者：秦海鸿[1] 王慧贞[1] 严仰光[1] 

机构地区：[1]南京航空航天大学,江苏南京210016

出　　处：《电力电子技术》2005年第2期97-99,共3页Power Electronics

基　　金：国家自然科学基金资助(50337030)

摘　　要：驱动电路的合理设计对整机性能及可靠工作至关重要。文中介绍了双凸极永磁电机(简称DSPM M )功率驱动系统,得出系统对功率变换器驱动电路的设计要求,设计制作了驱动频率可变、解耦驱动、有关断反压的隔离驱动电路。通过驱动电路实验及系统联试证明了该驱动电路的正确性和可行性。The proper design of driving circuit is very critical to system performance and reliability.For the controller of doubly salient permanent magnet motor,the requirements of power converter driving circuit are concluded.Thus,a novel isolated driving circuit was designed and executed,which possesses the following functions,such as variable frequency,decouping driving,turn-off negative voltage between gate and source pole of power MOSFET.Exprimental results testify that the design is feasible and reliable.

关 键 词：永磁电动机 驱动电路/双凸极永磁电动机 变频 解耦 

分 类 号：TN344[电子电信—物理电子学] TM351[电气工程—电机]