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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。
    • 5. 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。
    • 6. 发明申请
    • WIND TURBINE BLADE AND WIND TURBINE GENERATOR USING THE SAME
    • 风力涡轮叶片和风力涡轮发电机使用相同
    • US20110182742A1
    • 2011-07-28
    • US13027690
    • 2011-02-15
    • Toshiyuki HIRANOKouji ESAKITakao KUROIWA
    • Toshiyuki HIRANOKouji ESAKITakao KUROIWA
    • F01D5/14
    • F03D1/0683F03D1/0675F05B2280/6003Y02E10/721Y02P70/523
    • A wind turbine blade includes a laminated structure having an outer shell (1) having a shape of the blade, an upwind-side reinforcing section (4a) which reinforces a upwind-side part of the blade in the outer shell 1 and a downwind-side reinforcing section 4b which reinforces a downwind-side part of the blade in the outer shell 1. The outer shell 1 includes a first multidirectional material, a first unidirectional reinforcing material 12 and another multidirectional material 11 which are layered. The upwind-side reinforcing section 4a includes another unidirectional reinforcing material 12 provided between the first unidirectional reinforcing material 12 and another multidirectional material 11. The downwind-side reinforcing section 4b includes yet another unidirectional reinforcing material provided between the unidirectional reinforcing material 12 and the multidirectional material 11. The outer shell 1 includes a first core member 13 respectively provided between the upwind-side reinforcing section 4a and the downwind-side reinforcing section 4b on a leading edge side, and between the upwind-side reinforcing section 4a and the downwind-side reinforcing section 4b on a trailing edge side.
    • 风力涡轮机叶片包括具有外壳1的具有叶片形状的外壳(1)的层叠结构,加强外壳1中的叶片的逆风侧部分的逆风侧加强部(4a) 侧部加强部4b,其加强外壳1中的叶片的顺风侧部分。外壳1包括第一多向材料,第一单向增强材料12和另一多层材料11。 上风侧加强部4a包括设置在第一单向增强材料12和另一多向材料11之间的另一单向增强材料12.顺风侧加强部4b包括设置在单向增强材料12和多向增强材料12之间的另一单向增强材料 外壳1包括分别设置在前缘侧的上风侧加强部4a和顺风侧加强部4b之间以及上风侧加强部4a和顺风侧加强部4b之间的第一芯构件13。 后缘侧的侧面加强部4b。
    • 7. 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。
    • 8. 发明授权
    • Wind turbine blade and wind turbine generator using the same
    • 风力发电机叶片和风力发电机使用相同
    • US08172542B2
    • 2012-05-08
    • US13027690
    • 2011-02-15
    • Toshiyuki HiranoKouji EsakiTakao Kuroiwa
    • Toshiyuki HiranoKouji EsakiTakao Kuroiwa
    • F01D5/14
    • F03D1/0683F03D1/0675F05B2280/6003Y02E10/721Y02P70/523
    • A wind turbine blade includes a laminated structure having an outer shell (1) having a shape of the blade, an upwind-side reinforcing section (4a) which reinforces a upwind-side part of the blade in the outer shell 1 and a downwind-side reinforcing section 4b which reinforces a downwind-side part of the blade in the outer shell 1. The outer shell 1 includes a first multidirectional material, a first unidirectional reinforcing material 12 and another multidirectional material 11 which are layered. The upwind-side reinforcing section 4a includes another unidirectional reinforcing material 12 provided between the first unidirectional reinforcing material 12 and another multidirectional material 11. The downwind-side reinforcing section 4b includes yet another unidirectional reinforcing material provided between the unidirectional reinforcing material 12 and the multidirectional material 11. The outer shell 1 includes a first core member 13 respectively provided between the upwind-side reinforcing section 4a and the downwind-side reinforcing section 4b on a leading edge side, and between the upwind-side reinforcing section 4a and the downwind-side reinforcing section 4b on a trailing edge side.
    • 风力涡轮机叶片包括具有外壳1的具有叶片形状的外壳(1)的层叠结构,加强外壳1中的叶片的逆风侧部分的逆风侧加强部(4a) 侧部加强部4b,其加强外壳1中的叶片的顺风侧部分。外壳1包括第一多向材料,第一单向增强材料12和另一多层材料11。 上风侧加强部4a包括设置在第一单向增强材料12和另一多向材料11之间的另一单向增强材料12.顺风侧加强部4b包括设置在单向增强材料12和多向增强材料12之间的另一单向增强材料 外壳1包括分别设置在前缘侧的上风侧加强部4a和顺风侧加强部4b之间以及上风侧加强部4a和顺风侧加强部4b之间的第一芯构件13。 后缘侧的侧面加强部4b。
    • 10. 发明申请
    • Method of Molding Composite Material Structural Member and Composite Material Structural Member
    • 复合材料结构件和复合材料结构件成型方法
    • US20100227115A1
    • 2010-09-09
    • US12223068
    • 2007-04-27
    • Kouji EsakiYoshinori NonakaMasami MiuraShigeru NishiyamaToshio Abe
    • Kouji EsakiYoshinori NonakaMasami MiuraShigeru NishiyamaToshio Abe
    • B32B5/12B32B37/26
    • B29C70/34B29C70/222B29C70/342B29D99/0003B29K2105/246B29L2031/003B29L2031/3076Y10T156/1067Y10T428/24132
    • The present invention relates to a method of molding a composite material structural member used mainly within structural members such as channel materials or angle materials, and also to a composite material structural member. An object of the invention is to provide a method of molding a composite material structural member that is capable of suppressing fiber creasing even for very long shapes having non-developable surfaces, and also to provide a composite material structural member.When pressing a prepreg laminate against a molding die, the method comprises a preparation step of preparing a prepreg laminate for molding by laminating a plurality of prepregs with different fiber orientations into a flat plate shape, and a pressure application step of pressing the prepreg laminate for molding prepared in the preparation step against the molding die, and in the preparation step, a specified prepreg having a fiber orientation that coincides with, or is close to, the direction of creasing occurrence is split, either within the region of creasing occurrence or in the vicinity thereof, along a direction that is effective in inhibiting creasing occurrence, and the split prepreg is then used in preparing the prepreg laminate.
    • 本发明涉及一种主要用于诸如通道材料或角材料的结构构件中的复合材料结构构件的成型方法,以及复合材料结构构件。 本发明的目的是提供一种即使对于具有不可展开表面的非常长的形状也能够抑制纤维皱纹的复合材料结构件的成型方法,并且还提供复合材料结构构件。 当将预浸料层合体压在成形模上时,该方法包括通过将具有不同纤维取向的多个预浸料层压成平板状而制备用于成型的预浸料层合体的制备步骤,以及将预浸料层压板 在制备步骤中制备的模塑成型模具,并且在制备步骤中,具有与折痕发生方向一致或接近于折痕发生方向的纤维取向的特定预浸料被分裂,或者在折皱区域内或在折痕区域内 其附近沿着有效抑制折痕发生的方向,然后将该预浸料坯用于制备预浸料层压体。