Invention Grant
- Patent Title: Controlling wind turbines in presence of wake implications
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Application No.: US17273380Application Date: 2019-09-06
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Publication No.: US11668279B2Publication Date: 2023-06-06
- Inventor: Per Egedal , Pieter M. O. Gebraad
- Applicant: Siemens Gamesa Renewable Energy A/S
- Applicant Address: DK Brande
- Assignee: SIEMENS GAMESA RENEWABLE ENERGY A/S
- Current Assignee: SIEMENS GAMESA RENEWABLE ENERGY A/S
- Current Assignee Address: DK Brande
- Agency: Schmeiser, Olsen & Watts LLP
- Priority: EP 193507 2018.09.10
- International Application: PCT/EP2019/073860 2019.09.06
- International Announcement: WO2020/053096A 2020.03.19
- Date entered country: 2021-03-04
- Main IPC: F03D7/02
- IPC: F03D7/02 ; F03D7/04

Abstract:
Provided is a wind park, a wind park controller, and a method for controlling a first wind turbine of a plurality of wind turbines of a wind park, wherein a second wind turbine of the plurality of wind turbines can be affected by a wake region caused by the first wind turbine which is positioned upstream of the second wind turbine. A current yaw state is determined and is selected from at least one of: a) an actual rotor yaw misalignment angle of the first wind turbine, wherein the actual rotor yaw misalignment angle is an angle between a rotating axis of a rotor of the first wind turbine and a current wind direction at the rotating axis upstream of the first wind turbine, b) an identifier representing whether the actual rotor yaw misalignment angle is either in a range of positive yaw misalignment angles or of negative yaw misalignment angles.
Public/Granted literature
- US20210207580A1 CONTROLLING WIND TURBINES IN PRESENCE OF WAKE IMPLICATIONS Public/Granted day:2021-07-08
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