Invention Grant
- Patent Title: Wind power generation system and operation method thereof
- Patent Title (中): 风力发电系统及其运行方法
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Application No.: US12496049Application Date: 2009-07-01
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Publication No.: US08093740B2Publication Date: 2012-01-10
- Inventor: Shinya Oohara , Masaya Ichinose , Motoo Futami , Tadashi Sodeyama
- Applicant: Shinya Oohara , Masaya Ichinose , Motoo Futami , Tadashi Sodeyama
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: JP2007-124060 20070509
- Main IPC: F03B9/00
- IPC: F03B9/00
Abstract:
A wind power generation system wherein procedure for controlling the blade pitch is changed in accordance with the rate of decrease in the amplitude of the grid voltage, and when over current occurs in the grid-side power converter, the grid-side power converter is brought into the gate-blocked condition whereas the generator-side power converter continues its operation.
Public/Granted literature
- US20090261589A1 Wind Power Generation System And Operation Method Thereof Public/Granted day:2009-10-22
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