Title:
BATTERY ABNORMALITY DIAGNOSIS DEVICE AND OPERATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/101914
Kind Code:
A1
Abstract:
A battery abnormality diagnosis device according to an embodiment disclosed in the present document may comprise: an acquisition unit which acquires voltage-state of charge (SOC) profiles of a plurality of battery units; an identification unit which identifies a designated first number of ranks of the plurality of battery units on the basis of the voltage-SOC profiles; and a diagnosis unit which diagnoses abnormalities in the plurality of battery units on the basis of changes in the ranks.
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Inventors:
YOON SUNG YUL (KR)
KIM IN SIK (KR)
LEE JEONG BIN (KR)
KIM SOON JONG (KR)
KIM WON KYUNG (KR)
KWON KI WOOK (KR)
SONG YOUNG SEOK (KR)
KIM IN SIK (KR)
LEE JEONG BIN (KR)
KIM SOON JONG (KR)
KIM WON KYUNG (KR)
KWON KI WOOK (KR)
SONG YOUNG SEOK (KR)
Application Number:
PCT/KR2023/017965
Publication Date:
May 16, 2024
Filing Date:
November 09, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
G01R31/392; G01R19/00; G01R19/165; G01R31/371; G01R31/3842; G01R31/396; G01R31/56; G08B21/18; H01M10/48
Foreign References:
KR20220018132A | 2022-02-15 | |||
JP2016217900A | 2016-12-22 | |||
KR20210033295A | 2021-03-26 | |||
KR20130086233A | 2013-07-31 | |||
KR20210031336A | 2021-03-19 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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