Title:
BATTERY MANAGEMENT SYSTEM AND BATTERY MANAGEMENT METHOD
Document Type and Number:
Japanese Patent JP2022147157
Kind Code:
A
Abstract:
To effectively utilize storage periods of batteries.SOLUTION: A battery cellar 2 comprises: a storage unit 21 for storing a plurality of secondhand batteries 9; an AC/DC converter 22 and a DC/DC converter 23 that are electrically connected between a power system 5 and the plurality of secondhand batteries 9 stored in the storage unit 21; and a server 20 for controlling the AC/DC converter 22 and the DC/DC converter 23. The server 20 controls the AC/DC converter 22 and the DC/DC converter 23 according to a demand response request from the power system 5 and evaluates deterioration degrees of the plurality of secondhand batteries 9 on the basis of voltage and current of the plurality of secondhand batteries 9 charged/discharged by the AC/DC converter 22 and the DC/DC converter 23.SELECTED DRAWING: Figure 4
Inventors:
IZUMI JUNTA
KIMURA KENJI
HABU MASAKAZU
SUFU MASANOSUKE
MURAMATSU MAKITO
KIMURA KENJI
HABU MASAKAZU
SUFU MASANOSUKE
MURAMATSU MAKITO
Application Number:
JP2021048293A
Publication Date:
October 06, 2022
Filing Date:
March 23, 2021
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
H02J7/00; G06Q50/10; H01M10/42; H01M10/44; H01M10/48; H02J3/32; H02J3/38; H02J3/46; H02J13/00
Attorney, Agent or Firm:
Patent Attorney Fukami Patent Office
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