Title:
POWER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2019075849
Kind Code:
A
Abstract:
To provide a power supply device whose cost can easily be reduced by reducing capacity required for a storage battery.SOLUTION: A power supply device comprises: a power generation section 10 for generating power; a power storage section 20 which can charge power supplied from a commercial system 60 and the power generation section 10 and can discharge stored power to a load 50; and control sections 30 and 40 which control charging and discharging in the power storage section 20 and obtain backup capacity of the power storage section 20 for supplying power to the load 50 during limitation when supply of the power by the commercial system 60 and the power generation section 10 is limited on the basis of a planned power generation amount for a prescribed period in the power generation section 10 and demanded electric energy for the prescribed period in the load 50.SELECTED DRAWING: Figure 1
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Inventors:
UEJIMA MIKI
YUASA KAZUFUMI
BABASAKI TADATOSHI
YUASA KAZUFUMI
BABASAKI TADATOSHI
Application Number:
JP2017198551A
Publication Date:
May 16, 2019
Filing Date:
October 12, 2017
Export Citation:
Assignee:
NTT FACILITIES INC
International Classes:
H02J7/35; H02J3/00; H02J3/32; H02J3/38; H02J7/00
Domestic Patent References:
| JP2011091978A | 2011-05-06 | |||
| JP2017011948A | 2017-01-12 | |||
| JP2017011804A | 2017-01-12 | |||
| JP2015177686A | 2015-10-05 | |||
| JP2013070190A | 2013-04-18 | |||
| JP2006325392A | 2006-11-30 | |||
| JP2012023816A | 2012-02-02 | |||
| JP2014183720A | 2014-09-29 |
Attorney, Agent or Firm:
Nagoya International Patent Service Corporation