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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.:

US 12196816 B1

PDFFull Text
Date of Patent:
Jan. 14, 2025

Filed:

Nov. 05, 2021

System and method for diagnosing abnormality of vehicle battery

Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventors:

Dae Gun Jin, Hwaseong-si, KR;

Woo Sung Kim, Hwaseong-si, KR;

Kyung In Min, Hwaseong-si, KR;

Do Sung Hwang, Hwaseong-si, KR;

Ki Seung Baek, Hwaseong-si, KR;

Dong Il Kim, Hwaseong-si, KR;

Yoon Jun Lee, Hwaseong-si, KR;

Bo Ram Yang, Hwaseong-si, KR;

Ki Chul Hong, Hwaseong-si, KR;

Ik Kyu Kim, Hwaseong-si, KR;

Sung Il Lee, Hwaseong-si, KR;

Jae Shin Yi, Hwaseong-si, KR;

Young Woo Lee, Hwaseong-si, KR;

Soo Yang Jin, Hwaseong-si, KR;

Suk Hyung Kim, Hwaseong-si, KR;

Hyun Soo Park, Hwaseong-si, KR;

Assignees:

HYUNDAI MOTOR COMPANY, Seoul, KR;

KIA CORPORATION, Seoul, KR;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Edward Tso

Int. Cl.
CPC ...
H01M 10/44 (2006.01); B60L 3/00 (2019.01); B60L 50/60 (2019.01); B60L 58/10 (2019.01); B60L 58/12 (2019.01); B60L 58/16 (2019.01); B60L 58/21 (2019.01); G01R 31/367 (2019.01); G01R 31/3835 (2019.01); G01R 31/3842 (2019.01); G01R 31/389 (2019.01); G01R 31/392 (2019.01); G07C 5/00 (2006.01); G07C 5/08 (2006.01); H01M 10/42 (2006.01); H01M 10/46 (2006.01); H01M 10/48 (2006.01); G05B 23/02 (2006.01);
U.S. Cl.
CPC ...
G01R 31/389 (2019.01); B60L 3/0046 (2013.01); B60L 50/60 (2019.02); B60L 58/10 (2019.02); B60L 58/12 (2019.02); B60L 58/16 (2019.02); B60L 58/21 (2019.02); G01R 31/367 (2019.01); G01R 31/3835 (2019.01); G01R 31/3842 (2019.01); G01R 31/392 (2019.01); G07C 5/008 (2013.01); G07C 5/0825 (2013.01); H01M 10/425 (2013.01); H01M 10/482 (2013.01); H01M 10/486 (2013.01); B60L 2240/545 (2013.01); B60L 2240/547 (2013.01); G05B 23/0218 (2013.01); G05B 23/0256 (2013.01); H01M 2010/4271 (2013.01); H01M 2220/20 (2013.01);
Abstract

Disclosed is a system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor. The system for managing the vehicle battery as disclosed includes a controller that measures a polarization voltage of each of a plurality of battery cells in a vehicle battery after charging of the vehicle battery is terminated, and determines whether each of the plurality of battery cells is abnormal based on the measured polarization voltage.

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