Title:
POWER SUPPLY SYSTEM
Document Type and Number:
Japanese Patent JP2019106774
Kind Code:
A
Abstract:
To provide a power supply system including a plurality of supply units connected in parallel, the power supply system being capable of executing suitable control.SOLUTION: A power supply system includes a first power storage system 10, second power storage system 20, and third power storage system 30 connected in parallel, the first power storage system, second power storage system, and third power storage system comprising a photovoltaic power generation units 11, 21, 31 capable of supplying generated power to a load H and storage batteries 12, 22, 32 capable of being charged with power generated by the photovoltaic power generation units 11, 21, 31 and capable of supplying power to the load H on the basis of detected values of the sensors 14, 24, 34. The power supply system comprises: load side switches 51, 52, 53 for switching circulation of power between a system power supply K and the load H into possible or impossible state; and a control unit 60 capable of controlling switching of the load side switches 51, 52, 53 depending on the storage battery residual amounts of the storage batteries 12, 22, 32.SELECTED DRAWING: Figure 1
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Inventors:
KADOWAKI SHOSAKU
HARADA MASAHIRO
NISHIDA RYUTA
MURAKAMI SHINTARO
YAKU KOKI
NAKAYAMA SHINTARO
HARADA MASAHIRO
NISHIDA RYUTA
MURAKAMI SHINTARO
YAKU KOKI
NAKAYAMA SHINTARO
Application Number:
JP2017237258A
Publication Date:
June 27, 2019
Filing Date:
December 11, 2017
Export Citation:
Assignee:
DAIWA HOUSE IND
International Classes:
H02J7/35; H02J3/32; H02J3/38; H02J3/46
Attorney, Agent or Firm:
Toyohiko Nagata
Takafumi Hidefumi
Takafumi Hidefumi