Title:
BATTERY FAULT DIAGNOSIS DEVICE AND OPERATING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2024/101911
Kind Code:
A1
Abstract:
A battery fault diagnosis device according to one embodiment of the present document may comprise: an acquisition unit for acquiring voltage-state of charge (SOC) profiles of a plurality of battery units; an identification unit for identifying, on the basis of the voltage-SOC profiles, the first number of ranks designated to each of the plurality of battery units; and a diagnosis unit for diagnosing a fault of the plurality of battery units on the basis of relative positions of the ranks.
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/KR2023/017958
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:
KR20220102454A | 2022-07-20 | |||
KR102431801B1 | 2022-08-11 | |||
KR20210049338A | 2021-05-06 | |||
KR20150089627A | 2015-08-05 | |||
US20190339333A1 | 2019-11-07 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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