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    • 2. 发明申请
    • A METHOD OF MANUFACTURING A COMPOSITE PART FROM RESIN-PREIMPREGNATED FIBRES
    • 从树脂预处理纤维制造复合部件的方法
    • WO2009080037A1
    • 2009-07-02
    • PCT/DK2008/050265
    • 2008-10-28
    • VESTAS WIND SYSTEMS A/SJENSEN, Jakob, Hjorth
    • JENSEN, Jakob, Hjorth
    • B29C70/44B32B5/26B32B5/28B32B27/04F03D1/06
    • B32B5/26B29C43/3642B29C70/44B29C70/546B29C2043/3644B29C2043/3657B29L2031/08B32B5/28B32B27/04F03D1/065F05B2280/6003F05C2253/04Y02E10/721Y02P70/523
    • The present invention relates to a method of manufacturing a laminated composite part from a number of layers of resin-preimpregnated fibres (1) which are placed on a moulding surface (2). At least one breather layer (5) is then placed over at least a part of the layers of resin-preimpregnated fibres (1). The breather layer (5) has a structure comprising at least one strand or string (9) arranged in a repeated pattern in order to provide a network of interconnected channels (11), said channels (11) extending in at least two non-parallel directions within the breather layer (5) and having a cross sectional area which is at least corresponding to a thickness of the strand or string (9). An airtight and flexible enclosure (6) is provided over the layers of resin-preimpregnated fibres (1) and the breather layer (1), air present in the enclosure (8) is evacuated, and the layers of resin-preimpregnated fibres (1) are heated to cause a decrease in viscosity of the preimpregnating resin to cause a flow of resin in a direction substantially perpendicular to the layers of resin-preimpregnated fibres (1) and towards the breather layer (5) for a predefined period of time. The present invention furthermore relates to a wind turbine blade manufactured by such a method.
    • 本发明涉及一种从多层树脂预浸渍纤维(1)制造叠层复合材料部件的方法,所述树脂预浸渍纤维(1)放置在模制表面(2)上。 然后将至少一个通气层(5)放置在树脂预浸渍纤维(1)的至少一部分层上。 呼吸层(5)具有包括以重复图案布置的至少一个股或串(9)的结构,以便提供互连通道(11)的网络,所述通道(11)在至少两个非平行 通气层(5)内的方向,并且具有至少对应于绞线或线(9)的厚度的横截面积。 在树脂预浸渍纤维(1)和通气层(1)的层上提供气密且柔性的外壳(6),将存在于外壳(8)中的空气抽真空,并且树脂预浸渍纤维 )被加热以引起预浸渍树脂的粘度降低,导致树脂在基本上垂直于树脂预浸渍纤维(1)的层的方向上并且朝着通气层(5)流动预定的时间。 本发明还涉及通过这种方法制造的风力涡轮机叶片。
    • 3. 发明申请
    • A PRE-FORM, A METHOD FOR MANUFACTURING A PRE-FORM AND A SPAR COMPRISING A REINFORCING STRUCTURE
    • 一种预制件,一种制造预制件的方法和包括增强结构的弹簧
    • WO2010083921A3
    • 2010-11-18
    • PCT/EP2009067191
    • 2009-12-15
    • VESTAS WIND SYS ASJENSEN JAKOB HJORTH
    • JENSEN JAKOB HJORTH
    • B29B11/16B29C70/34B29L31/08F03D1/06
    • B29C70/342B29B11/16B29D99/0003B29D99/0028B29L2031/082Y02E10/721
    • A pre-form (6) comprising a plurality of layers of fibres, e.g. in the form of fibre tows, each layer of fibres being arranged in a layer of resin is disclosed. The layers of fibres and resin define a thickness which is at least 12 mm. The pre-form can be used as a reinforcing structure, e.g. in the form of a slab (6), in a spar (1) or a blade shell for a wind turbine blade. Due to the large thickness, the pre-form can replace several prior art reinforcing structures, which previously had to be positioned individually in the spar or blade shell in order to provide the required strength. Thereby the number of manufacturing steps required for manufacturing the spar is reduced. Furthermore, the capacity of the manufacturing equipment used for producing the pre-form is utilised to a greater extent. Furthermore, a method for manufacturing such a pre-form is disclosed.
    • 包括多层纤维的预成型件(6) 以纤维束的形式,公开了每层纤维布置在一层树脂中。 纤维和树脂层限定了至少12mm的厚度。 预成型件可以用作加强结构,例如, (6)的形式,在翼梁(1)或用于风力涡轮机叶片的叶片壳体中。 由于厚度较大,预成型件可以代替几个现有技术的加强结构,其先前必须单独地定位在翼梁或叶片壳中以提供所需的强度。 从而减少制造翼梁所需的制造步骤数量。 此外,用于制造预制件的制造设备的能力被更大程度地利用。 此外,公开了一种用于制造这种预成型件的方法。
    • 4. 发明申请
    • A PRE-FORM AND A SPAR COMPRISING A REINFORCING STRUCTURE
    • 一种包括增强结构的预制和弹簧
    • WO2010083921A2
    • 2010-07-29
    • PCT/EP2009/067191
    • 2009-12-15
    • VESTAS WIND SYSTEMS A/SJENSEN, Jakob, Hjorth
    • JENSEN, Jakob, Hjorth
    • B29B11/16
    • B29C70/342B29B11/16B29D99/0003B29D99/0028B29L2031/082Y02E10/721
    • A pre-form comprising a plurality of layers of fibres, e.g. in the form of fibre tows, each layer of fibres being arranged in a layer of resin is disclosed. The layers of fibres and resin define a thickness which is at least 12 mm. The pre-form can be used as a reinforcing structure, e.g. in the form of a slab, in a spar or a blade shell for a wind turbine blade. Due to the large thickness, the pre-form can replace several prior art reinforcing structures, which previously had to be positioned individually in the spar or blade shell in order to provide the required strength. Thereby the number of manufacturing steps required for manufacturing the spar is reduced. Furthermore, the capacity of the manufacturing equipment used for producing the pre-form is utilised to a greater extent. Furthermore, a method for manufacturing such a pre-form is disclosed.
    • 包括多层纤维的预成型件,例如, 以纤维束的形式,公开了每层纤维布置在一层树脂中。 纤维和树脂层限定了至少12mm的厚度。 预成型件可以用作加强结构,例如, 以板坯的形式,在用于风力涡轮机叶片的翼梁或叶片壳中。 由于厚度较大,预成型件可以代替几个现有技术的加强结构,其先前必须单独地定位在翼梁或叶片壳中以提供所需的强度。 从而减少制造翼梁所需的制造步骤数量。 此外,用于制造预制件的制造设备的能力被更大程度地利用。 此外,公开了一种用于制造这种预成型件的方法。