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:
Sep. 23, 2025
Filed:
Sep. 30, 2021
Applicant:
Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Assignee:
SHENZHEN YINWANG INTELLIGENT TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60L 58/18 (2019.01); G01R 31/3835 (2019.01); G01R 31/52 (2020.01);
U.S. Cl.
CPC ...
B60L 58/18 (2019.02); G01R 31/3835 (2019.01); G01R 31/52 (2020.01);
Abstract
A battery pack internal short circuit detection method applicable to an electric vehicle includes checking a voltage change of a target battery based on voltages of a reference battery in two charging processes, and determining whether the target battery has an internal short circuit based on the voltage change of the target battery; or checking a voltage change of a reference battery based on voltages of a target battery in two charging processes, and determining whether the target battery has an internal short circuit based on the voltage change of the reference battery.