| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an uninterruptible power supply device capable of simplifying the configuration and achieving combination with the other power supply with ease. <P>SOLUTION: An uninterruptible power supply device 1 is configured by: a first secondary battery 11; a second secondary battery 12 connected in series to the first secondary battery 11; a charger 13 charging the first secondary battery 11 and the second secondary battery 12 by a commercial AC power; a half bridge type inverter 14 generating an AC power synchronized with the commercial AC power from a DC power supplied by the first secondary battery 11 and the second secondary battery 12; and an AC power compositing circuit 15 compositing the commercial AC power and the AC power generated by the half bridge type inverter 14 by using a coupling capacitor. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
