基于IGCT的20MV·A NPC/H桥变流器研究  

Research on the 20 MV·A NPC/H-bridge Inverter Based IGCT

作　　者：杨培[1,2] 李崇坚[1] YANG Pei;LI Chongjian(Automation Research Design Institute of Metallurgical Industry,Beijing 100071,China;State Key Laboratory of Hybrid Process Industry Automation System and Equipment Technology,Beijing 100071,China)

机构地区：[1]冶金自动化研究设计院,北京100071 [2]混合流程工业自动化系统及装备技术国家重点实验室,北京100071

出　　处：《电气传动》2017年第4期35-39,75,共6页Electric Drive

基　　金：国家"863计划"项目;超大容量变频装备关键技术研究与工程示范应用(2011AA050403)

摘　　要：研究了基于IGCT的20 MV·A NPC/H桥大功率变流器,并已成功应用于大型轴流式空气压缩机领域。变流器采用基于IGCT的模块化结构设计,分析了模块的理论换流过程,用于指导功率器件选型与功率模块的结构设计。自主设计的功率模块可以有效减小杂散电感,保证IGCT工作的可靠性。研究了基于VME总线的集成化控制系统,实现了大功率同步电机的矢量控制。实验结果表明,该变流器系统达到设计要求,具有良好的性能。Investigated the20MV·A NPC/H-bride high power inverter based IGCT.It has been applied in the large axial air compressor field successfully.Inverter adopted the modular structure design based on IGCT.The commutation process of module had been analyzed in order to guide the power semiconductor selection and power module structure design.The developed module could reduce the stray inductance effectively and ensure the reliable working of IGCT.The integrated control system based on VME bus was researched and the vector control of synchronous motor was implemented.The experimental results show that the inverter system reaches the design requirement and has an excellent performance.

关 键 词：集成门极换流晶闸管 三电平H桥 换流过程 同步电机 变流器 

分 类 号：TM464[电气工程—电器]