摘要
阐述国内外UPS系统技术现状和发展趋势，讨论传统的双变换在线UPS系统存在的问题及解决办法，介绍单变换UPS系统，最后着重介绍Delta变换UPS系统。
This paper describes the current status and deveoping trend of UPS system technology all over the world the problems existed in traditional double conversion UPS system and their solutions.And then the single conversion UPS system and Delta conversion UPS system are introduced.
出处
《邮电设计技术》
2000年第6期17-28,共12页
Designing Techniques of Posts and Telecommunications
关键词
不间断电源
双变换
单变换
Delta变换
Uninterruptible power system Double conversion Single conversion (line interactive) Delta conversion Harmonic current Nonlinear load Power factor
