Title:
BATTERY MANAGEMENT DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2023/182611
Kind Code:
A1
Abstract:
A battery management device according to one embodiment of the present invention comprises: a data acquisition unit configured to acquire battery information including at least one of voltage and current of a battery; and a control unit configured to estimate the SOH of the battery on the basis of the battery information, calculate an SOH score for the battery on the basis of the SOH and reference values corresponding to the SOH in a plurality of preset reference profiles, predict a plurality of SOHs of the battery during a target period, calculate an RUL score for the battery on the basis of the plurality of SOHs and a plurality of reference values corresponding to the plurality of SOHs in the plurality of reference profiles, and determine a safety score of the battery according to a safety rating of the battery on the basis of the battery information.
Inventors:
SHIN JAE WOOK (KR)
CHOI SUNG WOOK (KR)
YOO JI WON (KR)
CHOI SUNG WOOK (KR)
YOO JI WON (KR)
Application Number:
PCT/KR2022/018849
Publication Date:
September 28, 2023
Filing Date:
November 25, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
G01R31/367; G01R31/382; G01R31/392
Foreign References:
| KR102201988B1 | 2021-01-12 | |||
| KR20220027791A | 2022-03-08 | |||
| KR20160107093A | 2016-09-13 | |||
| JP2022514992A | 2022-02-16 | |||
| JP6722954B1 | 2020-07-15 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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