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:
Mar. 31, 2015
Filed:
Jan. 23, 2013
Byd Company Limited, Shenzhen, CN;
Wenhui Xu, Shenzhen, CN;
Yaochuan Han, Shenzhen, CN;
Wei Feng, Shenzhen, CN;
Qinyao Yang, Shenzhen, CN;
Wenjin Xia, Shenzhen, CN;
Xianyin Li, Shenzhen, CN;
BYD Company Limited, Shenzhen, CN;
Abstract
Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit, a switching control module, a damping component R, an energy storage circuit, and an energy superposition unit; the energy storage circuit is configured to connect with the battery to form a loop, and comprises a current storage component Land a charge storage component C; the damping component R, the switch unit, the current storage component L, and the charge storage component Care connected in series; the switching control moduleis connected with the switch unit, and is configured to control ON/OFF of the switch unit, so as to control the energy flowing between the battery and the energy storage circuit.