Patents Represented by Attorney Wood, Herron & Evans, LP
  • Patent number: 8221076
    Abstract: A method of controlling at least one wind turbine blade during the stopping process of the rotor in a wind turbine system is disclosed. The method optimizes the control velocity of the process in response to one or more feedback values of the system and/or one or more feedback values from the surroundings of the system by altering the angular pitch velocity from 10°/sec during the initial stage of the stopping process to 5°/sec at the final stage of the stopping process. A control system and a wind turbine as well as use hereof are also disclosed.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: July 17, 2012
    Assignee: Vestas Wind Systems A/S
    Inventors: Ole Mølgaard Jeppesen, John Bengtson, Torben Møller Hansen