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Title:
BATTERY CELL DIAGNOSIS DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2024/071814
Kind Code:
A1
Abstract:
The present invention relates to a battery cell diagnosis device and method, and the battery cell diagnosis device according to an embodiment of the present invention may comprise: a reference cell module comprising at least one reference cell including a super capacitor; a measurement device for measuring a reference impedance of the reference cell and a battery impedance of the battery cell; and a processor for comparing the battery impedance with the reference impedance to determine whether the battery cell has an abnormality.

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Inventors:
SONG JAE HWAN (KR)
Application Number:
PCT/KR2023/014291
Publication Date:
April 04, 2024
Filing Date:
September 20, 2023
Export Citation:
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Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
G01R31/392; G01R31/367; G01R31/389; G01R31/396; H01M10/052; H01M10/42; H01M10/48
Foreign References:
KR20220068806A2022-05-26
KR20180016493A2018-02-14
KR20140130232A2014-11-07
KR20180045374A2018-05-04
KR20160108963A2016-09-21
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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