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:
Nov. 27, 2018

Filed:

Jan. 27, 2016
Applicant:

Dell Products, L.p., Round Rock, TX (US);

Inventors:

Ligong Wang, Austin, TX (US);

Dit Charoen, Round Rock, TX (US);

Assignee:

Dell Products, L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/36 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
G01R 31/3634 (2013.01); H02J 7/007 (2013.01);
Abstract

A method used for determining the capacity of a battery. The method includes determining, via a controller, if the battery has a first capacity sufficient to support a conditioning cycle. In response to determining that the battery has the first capacity sufficient to support the conditioning cycle, the conditioning cycle is activated. The method includes partially discharging the battery at a constant rate while measuring a plurality of battery parameters. A second capacity of the battery is estimated based on the battery parameters measured at the constant discharge rate. The method increases estimation accuracy of the battery's capacity.


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