发明名称 A SYSTEM AND METHOD TO PROVIDE FOR ACCURATE ALIGNMENT WHEN MOUNTING A WIND TURBINE BLADE
摘要 A system and method of mounting a wind turbine blade is described, designed to aid in the guiding and alignment of wind turbine blade roots with hub-side components, e.g. a blade pitch system. Furthermore, the system is operable to reduce the effect of blade root ovalisation. At least one circular collar is provided which can bear against at least a section of the mounting elements, e.g. blade root bushings, projecting from the root end of a wind turbine blade. The collar acts to absorb the forces pushing the blade root towards an oval shape, thereby providing for improved handling of blade root ovalisation and ensuring accurate radial alignment of mounting elements, e.g. stay bolt bores and blade root bushings. Such an improved alignment system reduces the likelihood of bolt failure as a result of component misalignments.
申请公布号 WO2013190140(A2) 申请公布日期 2013.12.27
申请号 WO2013EP63101 申请日期 2013.06.24
申请人 LM WP PATENT HOLDING A/S 发明人 MOELLER, THOMAS
分类号 F03D1/06;F03D11/00 主分类号 F03D1/06
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