MODEL-BASED REPOWERING SOLUTIONS FOR WIND TURBINES

    公开(公告)号:EP3608538A1

    公开(公告)日:2020-02-12

    申请号:EP18213380.1

    申请日:2018-12-18

    Abstract: Embodiments herein describe a method and associated wind turbine. The method comprises acquiring sensor data during operation of one or more wind turbines, and determining, using the sensor data, one or more operational parameters associated with the one or more wind turbines. The method further comprises determining, using the one or more operational parameters, a fatigue value for at least a first component of a first wind turbine of the one or more wind turbines. The method further comprises applying at least the fatigue value to a model, and identifying, using the model, a repowering solution including at least the first component of the first wind turbine.

    CONTROL SYSTEM AND METHOD FOR WIND TURBINE HAVING MULTIPLE ROTORS

    公开(公告)号:EP3377757A1

    公开(公告)日:2018-09-26

    申请号:EP16801957.8

    申请日:2016-11-17

    Abstract: A wind turbine system comprising a plurality of wind turbine modules mounted to a support structure, wherein each of the wind turbine modules comprises a rotor including one or more variable-pitch blades, each defining a respective blade pitch angle and being controlled by a pitch control system, and a control system operable to control the blade pitch angles of the plurality of blades of the wind turbine modules. The control system is configured to identify the presence of a predetermined stop condition and, in dependence thereon, is operable to control the blade pitch angles of the respective blades to predetermined stop positions that reduce oscillation of the support structure. Aspects of the invention also relate to a method of controlling a wind turbine system, to a controller for implementing the method, and to a computer program product.

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