数据中心IT设备功率因数及其影响分析

The power factor of IT devices and effects analysis

数据中心IT设备功率因数在不断优化,采用有源PFC技术的高端IT设备,其输入功率因数已经接近1,对不间断电源供电系统产生了一些有利的影响。本文对IT设备功率因数变化及其产生的影响进行了深入分析,并提出了相应的合理化建议,可供UPS制造商、电源工程师和建设维护人员优化电源系统和相关产品。

With the development of electronic information technology,the power factor of high-end IT devices is nearly up to 1.It's a good news to UPS manufacturer.This paper analyses the power factor of IT devices deeply,include its changing trend and related effects.This paper also makes some suggestions for power engineers and builders.