Keyword : UPS


UPS with Electric-Energy Storage Function Using VRLA Batteries
Ichiro KIYOKAWA Tomonobu TSUJIKAWA Toshio MATSUSHIMA Seiichi MUROYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12 ; pp. 3500-3505
Type of Manuscript:  Special Section PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: Rectifiers, Inverters and UPS
Keyword: 
peak shavingenergy-storagelong-cycle-life VRLA batteriesUPS
 Summary | Full Text:PDF

Power Systems for Telecommunications in the IT Age
Hiroaki IKEBE Takashi YAMASHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12 ; pp. 3414-3421
Type of Manuscript:  INVITED PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: 
Keyword: 
Internet data centerpower systemUPSDC power systemDC/AC universal system
 Summary | Full Text:PDF