MUMBAI, India, Oct. 11 -- Intellectual Property India has published a patent application (202544033191 A) filed by General Electric Renovables Espana, S. L., Barcelona, Spain, on April 4, for 'system and method for detecting and responding to failures in a drivetrain of a wind turbine.'
Inventor(s) include Ian Couchman; Till Hoffmann; and Thomas Franklin Perley.
The application for the patent was published on Oct. 10, under issue no. 41/2025.
According to the abstract released by the Intellectual Property India: "A method for detecting and responding to a failure in a drivetrain of a wind turbine includes estimating a first rotational speed signal at a first location along the drivetrain via one or more rate gyroscopes mounted in a hub, the first rotational speed signal being a proxy for rotor speed of a rotor. The method also includes processing the first rotational speed signal to account for a bias in the first rotational speed signal due to use of the rate gyroscope(s). Further, the method includes receiving a second rotational speed signal at a second location along the drivetrain, the second location being downwind from the first location, the first and second locations being on opposing sides of a potential slip location of the drivetrain. Moreover, the method includes determining a speed error based on a comparison of the first and second rotational speed signals. In addition, the method includes comparing the speed error to a threshold and implementing a control action when the speed error exceeds the threshold."
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