1
William E Holley: Speed control system for a variable speed wind turbine. U S Windpower, Blakely Sokoloff Taylor & Zafman, February 22, 1994: US05289041 (108 worldwide citation)

A controller and method is disclosed for operating a variable speed turbine to track wind speed fluctuations for high efficiency in conversion of wind energy to electrical energy. The controller of the invention controls the rotor speed in accordance with a wind speed supplied by a wind observer in ...


2
William E Holley: Speed control system for a variable speed wind turbine. U S Windpower, Blakely Sokologg Taylor & Zafman, October 13, 1992: US05155375 (89 worldwide citation)

A controller and method is disclosed for operating a variable speed turbine to better track wind speed fluctuations for greater efficiency in conversion of wind energy to electrical energy. The controller of the invention controls the rotor speed in accordance with a wind speed supplied by a wind ob ...


3
Holley William E: Speed control system for a variable speed wind turbine. Us Windpower, MCFARLAND James D, April 1, 1993: WO/1993/006653

A controller (30) and method is disclosed for a variable speed turbine (10) to track wind speed fluctuations for greater efficiency. The controller (30) controls the rotor (22) speed in accordance with a wind speed supplied by a wind observer (40) in order to approximate the varying wind speeds. The ...


4
Holley William E: Speed control system for a variable speed wind turbine.. Us Windpower, July 6, 1994: EP0604585-A1

A controller and method is disclosed for operating a variable speed turbine to better track wind speed fluctuations for greater efficiency in conversion of wind energy to electrical energy. The controller of the invention controls the rotor speed in accordance with a wind speed supplied by a wind ob ...



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