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.

Date of Patent:
Sep. 26, 2017

Filed:

Feb. 26, 2014
Applicant:

Nec Corporation, Minato-ku, Tokyo, JP;

Inventors:

Koji Matsunaga, Tokyo, JP;

Hiroshi Kajitani, Tokyo, JP;

Katsuya Onose, Tokyo, JP;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/44 (2006.01); H01M 10/46 (2006.01); H01M 10/42 (2006.01); H01M 10/48 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H01M 10/443 (2013.01); H01M 10/425 (2013.01); H01M 10/441 (2013.01); H01M 10/46 (2013.01); H01M 10/486 (2013.01); H02J 7/007 (2013.01); H02J 7/0054 (2013.01); H02J 7/0075 (2013.01); H01M 2010/4271 (2013.01);
Abstract

A storage battery () including an electric storage unit (), an auxiliary electric storage unit () connected to the electric storage unit () in parallel, a temperature measurement unit () measuring a temperature, and a charge and discharge control unit () controlling charge and discharge of the electric storage unit () and the auxiliary electric storage unit (), in which the charge and discharge control unit () changes an SOC (a charge completion SOC) of the electric storage unit () and the auxiliary electric storage unit () in a charge completion state of not allowing any more charge according to a measurement result of the temperature measurement unit (), increases the charge completion SOC of the auxiliary electric storage unit () when the charge completion SOC of the electric storage unit () decreases, and decreases the charge completion SOC of the auxiliary electric storage unit () when the charge completion SOC of the electric storage unit () increases.


Find Patent Forward Citations

Loading…