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:
Jan. 05, 2010

Filed:

May. 22, 2007
Applicants:

Masaya Ichinose, Hitachiota, JP;

Shinya Oohara, Hitachi, JP;

Motoo Futami, Hitachiota, JP;

Inventors:

Masaya Ichinose, Hitachiota, JP;

Shinya Oohara, Hitachi, JP;

Motoo Futami, Hitachiota, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 9/04 (2006.01); F03D 9/00 (2006.01); G05F 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An interface device transmits a reactive power command depending on a power system from a voltage regulation device of the power system to a wind power generation apparatus electrically connected to the power system, and the wind power generation apparatus receives the reactive power command. Then, the wind power generation apparatus outputs reactive power according to a value obtained by adding, to a reactive power command, another reactive power command for suppression of voltage fluctuation caused by output power of the wind power generation apparatus.


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Ichinose, Masaya. (2010). Wind power generation apparatus, wind power generation system and power system control apparatus (U.S. Patent No. 7642666). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7642666

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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