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    • 4. 发明申请
    • WIND-TURBINE BLADE
    • 风车叶片
    • US20110052403A1
    • 2011-03-03
    • US12935208
    • 2009-08-26
    • Nozomu KawasetsuKouji EsakiTakao KuroiwaShinichi Hori
    • Nozomu KawasetsuKouji EsakiTakao KuroiwaShinichi Hori
    • F03D11/00
    • F03D1/0683F03D1/0675F05B2240/302F05B2260/63Y02E10/721
    • A wind-turbine blade that prevents foreign matter from entering the inside thereof during transportation and that can be efficiently assembled in good condition is provided. A wind-turbine blade includes a skin that forms a long and hollow shape, and a main spar that extends in the longitudinal direction and reinforces the skin from the inside thereof. The main spar is divided into a blade-root-side main spar and a blade-tip-side main spar in the longitudinal direction; the blade-root-side main spar and the blade-tip-side main spar have connection sections that are connected to each other; the skin is divided into a connection-section skin, located at a position corresponding to the connection sections, a blade-root-side skin, and a blade-tip-side skin; and openings formed in the blade-root-side skin and the blade-tip-side skin are blocked off by blanking plates.
    • 提供一种风力涡轮机叶片,其防止异物在运输过程中进入其内部并且可以有效地组装在良好的状态。 风力涡轮机叶片包括形成长而中空形状的皮肤,以及沿纵向方向延伸并从其内侧增强皮肤的主翼梁。 主翼梁沿纵向分为叶片根侧主翼梁和叶片前侧主翼梁; 叶片根侧主翼梁和叶片前侧主翼梁具有彼此连接的连接部分; 皮肤分为连接部分皮肤,位于与连接部分相对应的位置,叶片根侧皮肤和叶片侧皮肤; 并且通过冲裁板阻挡形成在叶片根侧皮肤和叶片侧皮肤中的开口。
    • 6. 发明授权
    • Wind turbine rotor blade
    • 风力发电机转子叶片
    • US08376713B2
    • 2013-02-19
    • US13208558
    • 2011-08-12
    • Nozomu KawasetsuKentaro ShindoTakao KuroiwaShinichi Hori
    • Nozomu KawasetsuKentaro ShindoTakao KuroiwaShinichi Hori
    • F03D1/06
    • F03D1/0675F03D13/10F03D80/30F05B2230/60F05B2230/601F05B2240/302F05B2260/301Y02E10/721Y02P70/523
    • Provided is a wind turbine rotor blade that can secure a sufficient strength in a coupling portion without significant increase in weight even though a blade is increased in size because beams, which are main strength members of the separated blades, are coupled to each other by metallic coupling members. A wind turbine rotor blade including: a skin that forms a long hollow shape; and a beam that is vertically passed in a longitudinal direction to reinforce the skin from inside, wherein the beam is separated into at least two portions in the longitudinal direction, and ends of the adjacent beams are coupled to each other through a metallic coupling member having: a first flange portion opposed to the one end; a second flange portion opposed to the other end; and a connecting portion that connects these first flange portion and second flange portion, and the skin is separated into a coupling portion skin arranged at a position corresponding to the coupling member, and a main body skin arranged at a position corresponding to the beam.
    • 提供了一种风力涡轮机转子叶片,其可以在连接部分中确保足够的强度,而不会显着增加重量,即使叶片尺寸增大,因为作为分离叶片的主要强度构件的梁通过金属 耦合构件。 一种风力涡轮机转子叶片,包括:形成长的中空形状的皮肤; 以及沿纵向方向垂直通过以从内部加强皮肤的梁,其中所述梁在纵向方向上分成至少两个部分,并且相邻梁的端部通过金属联接构件彼此联接,所述金属联接构件具有 :与该一端相对的第一凸缘部; 与另一端相对的第二凸缘部; 以及连接这些第一凸缘部分和第二凸缘部分的连接部分,并且皮肤被分离成布置在对应于联接构件的位置处的联接部分皮肤,以及布置在与梁对应的位置处的主体皮肤。
    • 7. 发明申请
    • WIND-TURBINE ROTOR BLADE
    • 风力涡轮机叶片
    • US20120141282A1
    • 2012-06-07
    • US13389534
    • 2009-12-25
    • Kouji EsakiTakao KuroiwaNozomu Kawasetsu
    • Kouji EsakiTakao KuroiwaNozomu Kawasetsu
    • F03D1/06
    • F03D1/0675F05B2240/301F05B2280/4002F05B2280/4003F05B2280/6003Y02E10/721
    • An object is to improve the buckling strength with respect to a load in the edge direction, to bring the safety factor for the buckling strength closer to the safety factor for the material strength, and to achieve a further reduction in weight. A wind-turbine rotor blade (5) has an outer skin member (11) formed of fiber-reinforced plastic, shear webs (15), and trailing-edge sandwich members (14) disposed closer to a trailing edge (18) than the shear webs (15) are. The outer skin member (11) at the dorsal side located closer to the trailing edge (18) than a trailing-edge end of the trailing-edge sandwich member (14) located at the dorsal side is or a vicinity of the trailing-edge end of the trailing-edge sandwich member located at the dorsal side is coupled, via a reinforcing member (19), with the outer skin member (11) at the ventral side located closer to the trailing edge (18) than the trailing-edge end of the trailing-edge sandwich member (14) located at the ventral side is or a vicinity of the trailing-edge end of the trailing-edge sandwich member located at the ventral side.
    • 目的是提高相对于边缘方向的载荷的屈曲强度,使得屈曲强度的安全系数更接近材料强度的安全系数,并进一步减轻重量。 风力涡轮机转子叶片(5)具有由纤维增强塑料,抗剪腹板(15)和后缘夹层构件(14)形成的外皮构件(11),该后缘夹层构件设置成比后边缘 抗剪腹板(15)。 位于更靠近后缘(18)的背侧的外皮构件(11)比位于背侧的后缘夹层构件(14)的后缘端处或靠近后缘 位于背侧的后缘夹层构件的端部经由加强构件(19)与位于更靠近后缘(18)的腹侧的外皮构件(11)相比,后缘 位于腹侧的后缘夹层构件(14)的端部位于位于腹侧的后缘夹层构件的后缘端的附近。
    • 9. 发明授权
    • Wind-turbine rotor blade
    • 风力发电机转子叶片
    • US08556590B2
    • 2013-10-15
    • US13389534
    • 2009-12-25
    • Kouji EsakiTakao KuroiwaNozomu Kawasetsu
    • Kouji EsakiTakao KuroiwaNozomu Kawasetsu
    • F03D3/06
    • F03D1/0675F05B2240/301F05B2280/4002F05B2280/4003F05B2280/6003Y02E10/721
    • A wind-turbine rotor blade has an outer skin member formed of fiber-reinforced plastic, shear webs, and trailing-edge sandwich members disposed closer to a trailing edge than the shear webs are. The outer skin member at the dorsal side located closer to the trailing edge than a trailing-edge end of the trailing-edge sandwich member located at the dorsal side or a vicinity of the trailing-edge end of the trailing-edge sandwich member located at the dorsal side is coupled, via a reinforcing member, with the outer skin member at the ventral side located closer to the trailing edge than the trailing-edge end of the trailing-edge sandwich member located at the ventral side or a vicinity of the trailing-edge end of the trailing-edge sandwich member located at the ventral side.
    • 风力涡轮机转子叶片具有由纤维增强塑料,剪切腹板和后缘夹层构件形成的外皮构件,该夹层构件设置成比剪切腹板更靠近后缘。 位于背侧夹层构件的后缘夹层构件的后缘的位于更靠近后缘的背面侧的外皮构件,位于位于 背侧经由加强构件与外皮构件在靠近后缘的腹侧相比位于位于腹侧的后缘夹层构件的后缘端或尾部附近 位于腹侧的后缘夹心构件的端部。