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Patent Searching and Data


Title:
BATTERY ABNORMALITY DIAGNOSIS DEVICE, AND OPERATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2024/101909
Kind Code:
A1
Abstract:
A battery abnormality diagnosis device according to one embodiment disclosed herein may comprise: an acquisition unit for acquiring voltage-state of charge (SOC) profiles of a plurality of battery units; an identification unit for identifying a designated first number of ranks for each of the plurality of battery units on the basis of the voltage-SOC profiles; and a diagnosis unit for diagnosing abnormalities in the plurality of battery units on the basis of changes in 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)
Application Number:
PCT/KR2023/017955
Publication Date:
May 16, 2024
Filing Date:
November 09, 2023
Export Citation:
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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:
KR20220102454A2022-07-20
KR102431801B12022-08-11
US20190339333A12019-11-07
KR20210049338A2021-05-06
KR20150089627A2015-08-05
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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