一种新型交-直-交变流器在双馈调速系统中的应用  

Application of a Novel AC-DC-AC Converter in Double-fed Adjustable Speed System

作　　者：张兴起[1] 任开春[1] 张小春[1] 

机构地区：[1]重庆通信学院,重庆400035

出　　处：《大功率变流技术》2012年第2期42-47,共6页HIGH POWER CONVERTER TECHNOLOGY

摘　　要：通过研究基于传统晶闸管交-直-交变流器的双馈调速系统原理,提出了一种新型交-直-交变流器,对新型变流器的工作原理、主要器件参数设计进行了研究分析。在Matlab软件的Simulink环境下搭建新型交-直-交变流器及基于该变流器的双馈调速系统模型,对新型变流器工作过程及双馈电机的典型工况进行了仿真。结果表明,新型交-直-交变流器满足系统要求,实现了双馈电机的四象限运行。By researching on principle of double-fed adjustable speed system based on traditional thyristor AC-DC-AC converter,a novel AC-DC-AC converter topology is proposed.The working principle and main component parameters designing of the new converter are researched.The AC-DC-AC converter and the double-fed adjustable speed system based on the new converter model are established in Simulink of Matlab.The working course of new converter and the typical working conditions of double-fed induction motor are simulated.The results show that the new converter can meet the system抯 requirements,and the double-fed induction motor can work in four-quadrant.

关 键 词：双馈电机 交-直-交变流器 双向DC-DC变换器 

分 类 号：TM46[电气工程—电器]