The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 14, 2023
Filed:
Jul. 24, 2020
Lg Energy Solution, Ltd., Seoul, KR;
Hyun Chul Lee, Daejeon, KR;
Dong Keun Kwon, Daejeon, KR;
Sung Yul Yoon, Daejeon, KR;
Seung Hyun Kim, Daejeon, KR;
An Soo Kim, Daejeon, KR;
Chae Bin Shin, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
The present disclosure relates to a battery management system and method for diagnosing abnormal deterioration of a battery cell, and provides the battery management system including an SOC calculation unit for calculating a state of charge (SOC) of a plurality of battery cells, a change amount calculation unit for calculating, for each of the plurality of battery cells, an SOC change amount that is a change amount of the calculated SOC during a preset period and an SOC change amount average that is an average of the SOC change amount of all the plurality of battery cells, and an abnormal deterioration diagnosis unit for diagnosing an abnormal deterioration of each of the plurality of battery cells using the SOC change amount and the SOC change amount average thereby accurately diagnosing abnormal deterioration of battery cells.