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:
Oct. 03, 2023

Filed:

Feb. 23, 2022
Applicant:

Prime Planet Energy & Solutions, Inc., Tokyo, JP;

Inventor:

Toshinori Okura, Toyota, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/34 (2006.01); H02M 7/5387 (2007.01); H02J 7/00 (2006.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H02M 7/53871 (2013.01); H02J 7/0047 (2013.01); H01M 2010/4271 (2013.01); H02J 7/345 (2013.01);
Abstract

In a method for adjusting a device voltage of a power storage device, when this device is represented as an equivalent circuit in which a parallel circuit of a capacitive device component and a short-circuit resistance indicating a magnitude of self-discharge of the device component is connected in series with a DC resistance of the power storage device, the power storage device has a property that, while the power storage device is pressed under a load and the device component is charged to generate a component voltage, the component voltage lowers when the load is reduced, but rises when the load is increased. The method includes a) component-voltage changing by load change of changing the load applied to the power storage device under a first load, generating a first component voltage in the device component, from the first load to change the component voltage from the first component voltage.


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