发明名称 Methods and systems for monitoring operation of a wind turbine
摘要 A method for monitoring wear of a blade pitch brake within a rotor blade pitch control system of a wind turbine is described. The rotor blade pitch control system includes a blade pitch actuator. The method includes engaging the blade pitch brake and measuring a blade pitch displacement while the blade pitch brake is engaged. The method further includes determining a brake wear level based on the measured blade pitch displacement while the blade pitch brake is engaged, and generating a brake wear level output signal corresponding to the brake wear level.
申请公布号 US8021112(B2) 申请公布日期 2011.09.20
申请号 US20100826244 申请日期 2010.06.29
申请人 GENERAL ELECTRIC COMPANY 发明人 DINJUS THOMAS ERNST;LANDA BERNARD
分类号 F03D7/04 主分类号 F03D7/04
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