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    • 4. 发明公开
    • A WIND TURBINE BLADE AND A METHOD OF ASSEMBLING A WIND TURBINE BLADE AND A SPAR CAP CONNECTION PIECE
    • WINDTBBENENBLATT,VERFAHREN ZUR MONTAGE EINES WINDTBENENBLATTS,UNDHOLMGURTVERBINDUNGSSTÜCK
    • EP3098440A1
    • 2016-11-30
    • EP16171158.5
    • 2016-05-24
    • Blade Dynamics Limited
    • HAYDEN, Paul TrevorAVALDI, Andrea Guiseppe
    • F03D1/06B29C65/00B29D99/00
    • F03D1/0675B29C65/5014B29C65/505B29C65/5071B29C65/5078B29C66/114B29C66/1162B29C66/5241B29C66/721B29C66/7212B29C66/72141B29L2031/085F05B2230/60F05B2240/302F05B2250/292F05B2280/6003F05B2280/6013Y02E10/721Y02P70/523B29K2307/04B29K2309/08
    • The present invention relates to a wind turbine blade 40 comprising first and second adjacent blade sections arranged end to end along the length of the blade. Each section comprises an aerodynamic fairing and a spar 10,11 extending along the length of the section. Each spar 10,11 comprises a shear web extending across the fairing and a pair of spar caps 14, one at either end of the shear web. Each spar cap 14 in the first section has a different cross-sectional shape and/or material from the respective spar cap 14 in the second section and wherein the spar cap 14 in the first section is joined to the respective spar cap 14 in the second section via a connection piece 20. Each connection piece 20 is a pre-cured component extending along the length of the blade 40 from a first inclined end 24 configured to connect to a first complimentary inclined end of a spar cap 14 of the first blade section and a second inclined end 32 configured to connect to a second complimentary inclined end of a spar cap 14 of the second blade section. The cross-sectional shape and/or material varies along the length of the connection piece 20 so as to be compatible at either end with the adjacent spar cap 14.
    • 风力涡轮机叶片本发明涉及一种风力涡轮机叶片40,其包括沿刀片的长度端对端布置的第一和第二相邻叶片段。 每个部分包括空气动力学整流罩和沿着该部分的长度延伸的翼梁10,11。 每个翼梁10,11包括横过整流罩延伸的剪力腹板和一对翼梁帽14,一个在剪切腹板的任一端。 第一部分中的每个翼梁帽14具有与第二部分中的相应翼梁帽14不同的横截面形状和/或材料,并且其中第一部分中的翼梁帽14在第二部分中连接到相应的翼梁帽14 每个连接件20是从第一倾斜端部24沿着刀片40的长度延伸的预固化部件,第一倾斜端部24构造成连接到第一刀片部分的翼梁帽14的第一互补倾斜端部 以及构造成连接到第二叶片部分的翼梁帽14的第二互补倾斜端的第二倾斜端32。 截面形状和/或材料沿着连接件20的长度变化,以便在任一端与相邻的翼梁帽14相兼容。