Active tower damper

Details Active tower damper Active tower damper

2011-04-26

2011-04-26

Kershteyn, Igor (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Method of operation

C415S004300, C415S119000, C416S145000

Reexamination Certificate

active

07931438

ABSTRACT:
A damper system for damping vibrations of a wind turbine having a tower, a nacelle, and at least one rotor blade is provided. The damper system includes a mass for damping vibrations of a wind turbine and at least one actuator adapted for actively controlling the mass, wherein the at least one actuator is connected to a portion of the wind turbine and to the mass.

REFERENCES:
patent: 6695588 (2004-02-01), Nielsen
patent: 2006/0033338 (2006-02-01), Wilson
patent: 2006/0147306 (2006-07-01), Zheng et al.
patent: 2007/0110578 (2007-05-01), Stommel
patent: 10309825 (2004-09-01), None
patent: 1008747 (2000-06-01), None
patent: 1008747 (2000-06-01), None
patent: WO 9521327 (1995-08-01), None
“Reducing Dynamic Loading of Towers: Application of Tuned Liquid Column Dampers in Wind Turbines”, by Arnold Wilmink and Ferdy Hengeveld, Mecal, The Nethelands, an article from Windtech International. Nov./Dec. 2006.
European Search Report issued in connection with corresponding EP Patent Application No. 07122726 on Nov. 25, 2009.

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