Title:
APPARATUS AND METHOD FOR DIAGNOSING BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/096585
Kind Code:
A1
Abstract:
An apparatus for diagnosing a battery according to an embodiment of the present invention comprises: a data acquisition unit configured to acquire battery information including the voltage and current of a battery during a charge cycle of the battery; and a control unit configured to calculate the constant current charge capacity ratio and the constant voltage charge capacity ratio during the charge cycle on the basis of the battery information, and diagnose the state of the battery on the basis of the constant current charge capacity ratio and the constant voltage charge capacity ratio.
Inventors:
BAE YOON-JUNG (KR)
WOO KYUNG-HWA (KR)
JEONG HEE-SEOK (KR)
WOO KYUNG-HWA (KR)
JEONG HEE-SEOK (KR)
Application Number:
PCT/KR2023/017290
Publication Date:
May 10, 2024
Filing Date:
November 01, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
G01R31/396; G01R31/367; G01R31/3842; G01R31/392
Foreign References:
| CN103163480A | 2013-06-19 | |||
| KR20190118534A | 2019-10-18 | |||
| US20190391210A1 | 2019-12-26 | |||
| KR20180005345A | 2018-01-16 | |||
| KR20210048810A | 2021-05-04 |
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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