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    • 23. 发明授权
    • Sectional blade
    • 截面叶片
    • US09255566B2
    • 2016-02-09
    • US13578119
    • 2011-02-10
    • Paul Hibbard
    • Paul Hibbard
    • F03D1/06
    • F03D1/0683F03D1/0675F05B2240/302Y02E10/721Y10T156/10
    • A sectional blade for a wind turbine, the blade extending lengthwise between a tip and a root where the blade is attachable to a hub of a wind turbine, crosswise between a leading edge and a trailing edge, and thickness wise between a windward and a leeward outer surface. The sectional blade comprises a first blade portion and a second blade portion. The blade portions are formed as separate components and arranged to extend lengthwise in opposite directions from a junction where the blade portions join. The blade forms, in a cross section perpendicular to the lengthwise direction and through the junction, a maximum thickness location between the leading and trailing edges, the maximum thickness location being where the distance between the windward and leeward outer surfaces is larger than at any other location in this cross section. The sectional blade comprises an assembly board which is adhesively joined to an outer surface of both blade portions between the trailing edge and the maximum thickness location.
    • 用于风力涡轮机的分段叶片,所述叶片在尖端和根部之间纵向延伸,叶片可附接到风力涡轮机的轮毂,在前缘和后缘之间横向延伸,并且在迎风和背风之间厚度方向 外表面。 截面叶片包括第一叶片部分和第二叶片部分。 叶片部分形成为分离的部件并且布置成从刀片部分接合的连接处沿相反的方向纵向地延伸。 叶片在垂直于长度方向和通过接头的横截面中形成在前缘和后缘之间的最大厚度位置,最大厚度位置是迎风和背风外表面之间的距离大于任何其他 位置在这个横截面。 截面叶片包括组合板,其在后缘和最大厚度位置之间粘合地接合到两个叶片部分的外表面。
    • 26. 发明申请
    • WIND TURBINE BLADE WITH BIPLANE SECTION
    • 风力涡轮叶片与BIPLANE部分
    • US20140363303A1
    • 2014-12-11
    • US14296304
    • 2014-06-04
    • The Regents of the University of California
    • Perry M. Roth-JohnsonRichard E. Wirz
    • F03D1/06
    • F03D1/0633F03D1/0675F05B2240/302Y02E10/721Y10T29/49336
    • A hybrid turbine blade having a box beam assembly structure and method of designing such a hybrid turbine blade are disclosed. The box beam assembly provides the primary structure for supporting loads on the blade, and comprises oppositely positioned spar caps joined by oppositely positioned shear webs. For a portion of the blade, the box beam assembly further comprises a root buildup. In one embodiment, the shear webs comprise foam core sandwiched between two biaxial fiber-reinforced plastic laminates (FRP), the spar caps comprise uniaxial FRP laminates, and the root buildup comprises triaxial FRP laminates. The blades are designed using a novel inside-out method, wherein the box beam is first designed to support expected loads, and an aerodynamic surface is then designed to be supported by the box beam. The blade may be constructed in segments that are joined with connectors that engage the box beam structure.
    • 公开了一种具有箱形梁组件结构和设计这种混合涡轮叶片的方法的混合涡轮叶片。 箱梁组件提供用于支撑叶片上的载荷的主要结构,并且包括由相对定位的剪切腹板连接的相对定位的翼梁帽。 对于叶片的一部分,箱梁组件还包括根部积聚。 在一个实施例中,剪切腹板包括夹在两个双轴纤维增强塑料层压板(FRP)之间的泡沫芯,翼梁帽包括单轴FRP层压板,并且根部积聚包括三轴FRP层压板。 叶片是使用新颖的内向外方法设计的,其中箱梁首先设计成支撑预期的载荷,然后将空气动力学表面设计成由箱梁支撑。 刀片可以被构造成与连接件与盒梁结构接合的段。
    • 27. 发明申请
    • BLADE INSERT FOR A WIND TURBINE ROTOR BLADE
    • 风力涡轮机叶片刀片
    • US20140301855A1
    • 2014-10-09
    • US13856635
    • 2013-04-04
    • GENERAL ELECTRIC COMPANY
    • Bruce Clark BusbeyDarren John Danielsen
    • F03D1/06F03D1/00
    • F03D1/0641F03D1/065F03D1/0675F03D1/0683F03D13/10F05B2240/302Y02E10/721Y10T29/49337
    • A blade insert for coupling a first blade segment to a second blade segment is disclosed. The blade insert may generally include an aerodynamic body extending between a forward end configured to be coupled to the first blade segment and an aft end configured to be coupled to the second blade segment. The aerodynamic body may include a top side extending between a forward edge and an aft edge. The top side may define a top scarfed section at its forward edge. The aerodynamic body may further include a bottom side extending between a forward edge and an aft edge. The bottom side may define a bottom scarfed section at its forward edge. Additionally, at least a portion of the forward edge of the top side may be configured to be offset relative to the forward edge of the bottom side.
    • 公开了用于将第一叶片段联接到第二叶片段的叶片插入件。 刀片插入件通常可以包括空气动力学主体,该空气动力体在构造成联接到第一叶片段的前端和构造成联​​接到第二叶片段的后端之间延伸。 空气动力体可以包括在前边缘和后边缘之间延伸的顶侧。 顶侧可以在其前边缘处限定顶部切割部分。 空气动力体还可以包括在前边缘和后边缘之间延伸的底侧。 底侧可以在其前边缘处限定底部切割部分。 此外,顶侧的前边缘的至少一部分可以被配置为相对于底侧的前边缘偏移。
    • 29. 发明申请
    • ROTOR BLADE ASSEMBLIES AND METHODS FOR ASSEMBLING THE SAME
    • 转子叶片组件及其装配方法
    • US20140169978A1
    • 2014-06-19
    • US13719739
    • 2012-12-19
    • GENERAL ELECTRIC COMPANY
    • Jamie Thomas Livingston
    • F03D1/06F03D1/00
    • F03D1/0675F03D13/10F05B2240/302Y02E10/721
    • Methods of assembling rotor blades include providing a first blade segment comprising a first shell portion and at least two first spar cap segments and providing a second blade segment comprising a second shell portion and at least two second spar cap segments. An access region is defined in at least one of the first shell portion and the second shell portion. The second blade segment is then inserted into the first blade segment, such that a spar cap cavity is formed between each set of corresponding first and second spar cap segments, and wherein an access window is defined by the access region at an interface between the first blade segment and the second blade segment, the access window providing access to the spar cap cavities. The method further includes sealing the spar cap cavities and injecting an adhesive into the spar cap cavities to bond the blade segments together, wherein a scarf joint is formed between each set of corresponding first and second spar cap segments.
    • 组装转子叶片的方法包括提供包括第一壳部分和至少两个第一翼梁节段的第一叶片段,并提供包括第二壳部分和至少两个第二翼梁段的第二叶片段。 在第一壳体部分和第二壳体部分中的至少一个中限定了进入区域。 然后将第二刀片段插入到第一刀片段中,使得在每组对应的第一和第二翼梁帽段之间形成翼梁帽腔,并且其中由第一和第二翼梁帽之间的界面处的接入区域限定接入窗口 叶片段和第二叶片段,进入窗口提供对翼梁盖腔的通路。 该方法还包括密封翼梁帽腔并将粘合剂注入翼梁帽腔中以将刀片段结合在一起,其中在每组对应的第一和第二翼梁帽节段之间形成围绕缝。