19

Uninterruptible Power Supplies

Adel Nasiri; Seyed Ahmad Hamidi    University of Wisconsin-Milwaukee, Milwaukee, WI, United States

Abstract

Power distortions such as power interruptions, voltage sags and swells, voltage spikes, and voltage harmonics can cause severe impacts on sensitive loads in the electric systems. Uninterruptible power supply (UPS) systems are used to provide uninterrupted, reliable, and high-quality power for these sensitive loads. Applications of UPS systems include medical facilities, life-supporting systems, data storage and computer systems, emergency equipment, telecommunications, industrial processing, and online management systems (Karve, 2000; Carle, 1995; Krishnan and Srinivasan, 1993). The UPS systems are ...

Get Power Electronics Handbook, 4th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.