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:
Mar. 28, 2017

Filed:

Nov. 14, 2012
Applicants:

Shingo Takahashi, Tokyo, JP;

Yasuhiro Ishikawa, Kanagawa, JP;

Kazuaki Honda, Kanagawa, JP;

Inventors:

Shingo Takahashi, Tokyo, JP;

Yasuhiro Ishikawa, Kanagawa, JP;

Kazuaki Honda, Kanagawa, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 1/00 (2006.01); H02J 3/00 (2006.01); H02J 3/46 (2006.01); H01M 10/44 (2006.01); H01M 10/48 (2006.01); H02J 7/00 (2006.01); H02M 7/493 (2007.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H02J 3/46 (2013.01); H01M 10/425 (2013.01); H01M 10/441 (2013.01); H01M 10/482 (2013.01); H02J 7/0016 (2013.01); H02J 7/0021 (2013.01); H02M 7/493 (2013.01); Y10T 307/707 (2015.04);
Abstract

Provided is a power system that can arbitrarily set output power while stabilizing output voltages. Connection terminalsandof lower power sourcesandare connected to external connection terminalsin parallel. Voltage measurement sectionmeasures voltage values of external connection terminalsas measured voltage values. Power convertersandmeasure power supply capacities of lower power sourcesand, respectively. Output instruction sectionadjusts power or currents flowing through connection terminalsandbased on the measured voltage values and the power supply capacities so that the measured voltage values are included in a predetermined voltage range.


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