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Methods and apparatus for rotor load control in wind turbines

United States Patent

7,095,129
August 22, 2006
View the Complete Patent at the US Patent & Trademark Office
National Renewable Energy Laboratory - Visit the NREL Technology Transfer Website
A wind turbine having a rotor, at least one rotor blade, and a plurality of generators, of which a first generator is configured to provide power to an electric grid and a second generator is configured to provide power to the wind turbine during times of grid loss. The wind turbine is configured to utilize power provided by the second generator to reduce loads on the wind turbine during times of grid loss.
Moroz; Emilian Mieczyslaw (San Diego, CA)
General Electric Company (Schenectady, NY)
10/ 880,715
20060001268
June 30, 2004
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH & DEVELOPMENT The U.S. Government has certain rights in this invention as provided for by the terms of Contract No. DE-AC36-83CH10093, Subcontract No. ZAM-7-13320-26 awarded by the Department of Energy/Midwest Research Institute, National Renewable Energy Laboratory Division.