Title:
給電装置及び給電システム
Document Type and Number:
Japanese Patent JP6668991
Kind Code:
B2
Abstract:
This power supply device includes: a power interconnection path connecting a power interconnection port to a power conversion unit via a first switch; a stand-alone power supply path leading from an auxiliary input port via a second switch to an output port to which a load is connected; a storage-battery-side power supply path leading from a storage battery via the power conversion unit to the output port; and a control unit, the control unit causing the power conversion unit to charge/discharge the storage battery when interconnected with a commercial power grid, the control unit supplying power to the load via one of the stand-alone power supply path and the storage-battery-side power supply path when disconnected from the commercial power grid, the control unit switching the power supply path from the one to the other within an extremely short time period such as not to influence the load.
Inventors:
Tetsuo Akita
Naoki Ayai
Naoki Ayai
Application Number:
JP2016140408A
Publication Date:
March 18, 2020
Filing Date:
July 15, 2016
Export Citation:
Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
H02J9/06; H02J3/32; H02J3/38; H02J7/35
Domestic Patent References:
| JP200092720A | ||||
| JP200843144A |
Foreign References:
| EP2621048A1 | ||||
| WO2013128986A1 |
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office