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.
Patent No.:
Date of Patent:
Aug. 06, 2013
Filed:
Aug. 16, 2010
Shinichi Kondo, Hitachi, JP;
Yasunori Ono, Mito, JP;
Noriyuki Uchiyama, Hitachinaka, JP;
Masaya Ichinose, Hitachiota, JP;
Mitsugu Matsutake, Hitachi, JP;
Takashi Aihara, Hitachinaka, JP;
Shinichi Kondo, Hitachi, JP;
Yasunori Ono, Mito, JP;
Noriyuki Uchiyama, Hitachinaka, JP;
Masaya Ichinose, Hitachiota, JP;
Mitsugu Matsutake, Hitachi, JP;
Takashi Aihara, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The disclosed windfarm control system comprising a windfarm and a central controller; the windfarm including plural wind power generators whose rotational speeds are variable, plural aerographs disposed in the vicinity of the wind power generators to measure the directions and powers of the wind at the sites of the generators, and plural local controllers disposed in the vicinity of the wind power generators to control the output of the wind power generators by controlling the rotational speeds of the generators; wherein the central controller calculats the control level which maintains the output of the windfarm constant for a predetermined time period and instructs the local controllers to control the rpm's of the wind power generators in accordance with the control level.