发明名称 Method for balancing a wind turbine
摘要 The present invention relates to a method for balancing a wind turbine. The method includes the steps of a) measuring at least one property that is dependent on a motor workload of at least one yaw motor 52 of a soft yaw system 5 during a period of time, b) calculating an unbalance based on the measurement of step a), c) determining a pitch offset angle for at least one turbine blade 41 based on the calculation of step b), and d) changing the pitch of the at least one turbine blade according to the pitch offset angle of step c) for decreasing the unbalance. The present invention also relates to a system for balancing a wind turbine.
申请公布号 GB2482455(A) 申请公布日期 2012.02.01
申请号 GB20110019671 申请日期 2010.05.13
申请人 GE WIND ENERGY (NORWAY) AS 发明人 ULF AXELSSON;MIKAEL BJORK;CHRISTIAN HAAG
分类号 F03D7/04;F03D7/02 主分类号 F03D7/04
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