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. 20, 2022
Filed:
Jun. 02, 2020
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Fang Dai, Troy, MI (US);
Shifang Li, Shelby Township, MI (US);
Jinming Liu, Troy, MI (US);
Yue Fan, Troy, MI (US);
Mei Cai, Bloomfield Hills, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); B60L 58/19 (2019.01);
U.S. Cl.
CPC ...
H02J 7/0024 (2013.01); B60L 58/19 (2019.02); H02J 7/0049 (2020.01); H02J 7/007194 (2020.01);
Abstract
A battery electric vehicle includes a high voltage rechargeable energy storage system (RESS). The RESS includes several battery modules reconfigurable among parallel and series arrangements. During reconfiguration transitions, a low voltage battery services low voltage loads of the battery electric vehicle. The low voltage battery is preconditioned in advance of reconfigurations.