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. 29, 2022

Filed:

Jun. 29, 2018
Applicants:

Robert Bosch Gmbh, Stuttgart, DE;

Gs Yuasa International Ltd., Kyoto, JP;

Inventors:

Michael Gansemer, Kirchheim, DE;

Christoph Woll, Gerlingen, DE;

Assignees:

Robert Bosch GmbH, Stuttgart, DE;

GS Yuasa International Ltd., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); H01M 10/48 (2006.01); G01R 31/392 (2019.01); G01R 31/3842 (2019.01); G01R 31/367 (2019.01); B60L 58/12 (2019.01); B60L 58/16 (2019.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H01M 10/48 (2013.01); B60L 58/12 (2019.02); B60L 58/16 (2019.02); G01R 31/367 (2019.01); G01R 31/3842 (2019.01); G01R 31/392 (2019.01); H01M 10/425 (2013.01); H01M 10/4285 (2013.01); H01M 2010/4271 (2013.01);
Abstract

A method for determining the state of an electric energy storage unit is described. An extension of the electrode assembly and/or a force exerted by the electrode assembly, and at least one electric variable of the electric energy storage unit are detected. A first and a second state variables, which represent the first state of the electric energy storage unit, are ascertained using the detected extension and/or the detected force and also a first mathematical model stored in a data memory and the detected at least one electric variable and also a second mathematical model stored in a data memory. This is followed by carrying out a first comparison of the first state variable with the second state variable. The first and/or the second mathematical model and/or the first and/or the second state variables are/is changed depending on the first comparison.


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