Title:
DC POWER SUPPLY DEVICE AND DC POWER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/137348
Kind Code:
A1
Abstract:
The purpose of the present invention is to be able to meet a variety of user needs and to suppress an increase in expense and cost of design and production. Provided is a DC power supply device having: a DC reception end which receives DC electric power; a DC output end which outputs the DC electric power; a power storage part connection end which connects to a power storage part storing the DC electric power; a first path which electrically connects the power storage part connection end and the DC reception end; a second path which electrically connects the power storage part connection end and the DC output end; and, a third path which electrically connects the DC reception end and the DC output end, wherein the first path has a first switch which cuts off said first path, the second path has a second switch which cuts off said second path, and the third path has a third diode which is connected in a forward direction to a supply of power from the DC reception end to the DC output end.
Inventors:
MURANO MINORU (JP)
TANAHASHI SHIN (JP)
OZAKI SHINICHI (JP)
TAKAHASHI YUKINOBU (JP)
TANAHASHI SHIN (JP)
OZAKI SHINICHI (JP)
TAKAHASHI YUKINOBU (JP)
Application Number:
PCT/JP2019/046685
Publication Date:
July 02, 2020
Filing Date:
November 29, 2019
Export Citation:
Assignee:
SION ELECTRIC CO LTD (JP)
International Classes:
H02J7/34; H02J9/06
Foreign References:
| JP2013048497A | 2013-03-07 | |||
| JPH09322431A | 1997-12-12 | |||
| JP2007324843A | 2007-12-13 | |||
| JP2012105504A | 2012-05-31 | |||
| JPH0583884A | 1993-04-02 |
Attorney, Agent or Firm:
HAYASHI Shigenori (JP)
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