摘要
本文阐述现代先进的大功率UPS系统技术的现状和发展趋势,讨论传统的双变换UPS的优越性、存在的问题及解决办法,然后介绍一种新型的、性能更优越的Delta变换UPS系统。
This paper describes the status quo and developing trend of the advanced large UPS system technology at present,discusses the advantages of traditional double conversion UPS system,analyses its problems and their solutions.And then introduces a new type of Delta conversion UPS system which has better performance.
出处
《电源世界》
2002年第10期25-33,共9页
The World of Power Supply
关键词
不间断电源
双变换UPS
线路交互UPS
Delta变换UPS
电源质量
电源问题
谐波电流
总谐波失真
功率因数
uninterruptible power system( UPS)
double conversion UPS
line interactive UPS
Delta conversion UPS
power quality power problem
harmonic current
total harmonic distortion(THD)
power factor
