摘要
介绍了为高压风机水泵类负载开发的1.2MVA/6kV变频器及其性能参数、三点式单相变频功率模块单元、机组冷却技术、可拓展的开放式结构设计、控制和保护技术以及操作与显示界面等。
1.2MVA/6kV frequency converter developed for high voltage fan and pump etc is introduced as well as its performance parameters, power module units, cooling technology, flexible structure design, control and protection technology, operating and display interface and so on.
出处
《变流技术与电力牵引》
2006年第2期67-70,78,共5页
Converter Technology & Electric Traction
关键词
三点式
H桥
高压变频器
移相变压器
风机
水泵
冗余度
中点平衡
软切换
级联
three level
H-bridge
high-voltage frequency converter
phase-shifted transformer
fan
pump
redundancy
medium-pointbalance
soft switch
cascade