CN102536677A - Vane lightning arrestor for wind power generation - Google Patents

Vane lightning arrestor for wind power generation Download PDF

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Publication number
CN102536677A
CN102536677A CN2010106002337A CN201010600233A CN102536677A CN 102536677 A CN102536677 A CN 102536677A CN 2010106002337 A CN2010106002337 A CN 2010106002337A CN 201010600233 A CN201010600233 A CN 201010600233A CN 102536677 A CN102536677 A CN 102536677A
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CN
China
Prior art keywords
vane
blade
copper
connected
end
Prior art date
Application number
CN2010106002337A
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Chinese (zh)
Inventor
徐文军
Original Assignee
上海艾郎风电科技发展有限公司
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Application filed by 上海艾郎风电科技发展有限公司 filed Critical 上海艾郎风电科技发展有限公司
Priority to CN2010106002337A priority Critical patent/CN102536677A/en
Publication of CN102536677A publication Critical patent/CN102536677A/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • Y02E10/722Components or gearbox

Abstract

The invention relates to a vane lightning arrestor for wind power generation, which comprises a vane body of a vane. A first vane body air-termination system and a second vane body air-termination system are respectively arranged on a suction force surface and a pressure surface of the vane body; the first vane body air-termination system is connected with one end of a first copper lead in the vane via a first copper jointing sleeve connector; the other end of the first copper lead is connected with one end of a second copper lead in the vane via a tubular connector in the vane; and the other end of the second copper lead is connected with the second vane body air-termination system via a second copper jointing sleeve connector. The vane lightning arrestor for wind power generation has the advantages that the vane lightning arrestor is simple in operation and convenient in use while realizing lightning arresting, and influences to structural performances to the vane are low.

Description

风力发电的叶片避雷装置 Wind power blade lightning protection device

技术领域 FIELD

[0001] 本发明涉及一种避雷装置,尤其涉及一种风力发电叶片的避雷装置。 [0001] The present invention relates to a lightning protection device, and particularly to an apparatus for lightning protection of wind turbine blades. 背景技术 Background technique

[0002] 风力发电机组可靠性中最关键的一个问题是雷电防护。 [0002] The reliability of the wind turbine the most critical problem is lightning protection. 随着风力机高度和发电功率的增加,雷击风力机的概率也会成正比增长,风力机部件中最危险的是风轮叶片,因此风轮叶片的防雷接闪装置的设计尤为重要。 With the increase of the height and the wind turbine power generation, the probability of a lightning strike will be proportional to the growth of wind turbine, the wind turbine is the most dangerous part of the rotor blade, the wind turbine blade lightning thus access the flash device design is particularly important.

[0003] 现有技术中叶片避雷装置是叶身接闪器通过叶片内部铜导线连接至叶身柱状铝块上,柱状铝块采用环氧胶粘剂粘接的方式,粘接在叶片内部蒙皮壳体,再通过叶片外蒙皮壳体相对应内部柱状铝块位置打孔,钻丝,将叶身避雷的外蒙皮壳体装置与内部柱状铝块实现连接。 [0003] The prior art blade airfoil lightning protection device is connected to the lightning receptor airfoil of columnar copper wire inside the aluminum block by the blade, cylindrical aluminum block using epoxy adhesive bonding manner, the skin adhesive inside the blade housing body, then the outer skin through the blade housing interior cylindrical aluminum block corresponding to the position of drilling, the drill wire, the outer skin of the airfoil lightning protection device housing and the inner cylindrical aluminum block connected.

[0004] 这种避雷装置存在的缺点是: [0004] The disadvantages of such lightning protection apparatus is:

[0005] 一、粘接柱状铝块的叶片壳体相应位置没有PVC泡沫,只有很薄的GFRP层,且柱状铝块相对于柔性叶片属于硬质物体,叶片在恶劣的环境中运行,特别容易遭受雷击,硬质物体降低了叶片的抗疲劳性能。 [0005] First, the respective position of the blade housing block is not adhered columnar aluminum PVC foam, only a very thin layer of GFRP, and the columnar aluminum block with respect to the flexible blades belonging to hard objects, the blade operating in harsh environments, particularly vulnerable a lightning strike a hard object to reduce the fatigue resistance of the blade.

[0006] 二、此种避雷装置在叶片生产过程,操作相对复杂,后续打孔,钻丝,都极有可能使整个避雷系统的电阻增大,容易造成导电不良。 [0006] Second, this lightning conductor blade production process is relatively complex operation, subsequent drilling, the drill wire, are most likely to increase the resistance of the entire lightning protection system, likely to cause poor conductivity.

发明内容 SUMMARY

[0007] 本发明需要解决的技术问题是提供了一种风力发电的叶片避雷装置,旨在解决上述的问题。 [0007] The present invention requires the technical problem is to provide the blade lightning protection device of a wind power, to solve the above problems.

[0008] 为了解决上述技术问题,本发明是通过以下技术方案实现的: [0008] To solve the above problems, the present invention is achieved by the following technical solution:

[0009] 本发明包括:叶片的叶身;在所述的叶身的吸力面和压力面分别安置第一叶身接闪器和第二叶身接闪器;所述的第一叶身接闪器通过第一铜鼻子连接口与叶片内部的第一铜导线的一端相连;第一铜导线的另一端通过叶片内部的管状连接口与叶片内部的第二铜导线的一端相连;第二铜导线的另一端通过第二铜鼻子连接口与第二叶身接闪器相连。 [0009] The present invention comprising: a blade airfoil blade; in the blade airfoil suction and pressure surfaces are disposed a first airfoil and a second airfoil lightning receptor the receptor; bonding said first aerofoil flash is connected by a first end of the first copper wire copper nose and the inner blade connection port; a first copper wire and the other end is connected by a second end of the tubular port and the copper conductors are connected inside the blade inside the blade; a second copper the other end of the wire via a second connection port connected to the second copper nose blade airfoil lightning receptor.

[0010] 与现有技术相比,本发明的有益效果是:在实现避雷的同时,操作简单、使用方便; 而且对叶片结构性能影响小。 [0010] Compared with the prior art, the beneficial effects of the invention are: while achieving lightning operation is simple, easy to use; but little effect on the performance of the blade structure.

附图说明 BRIEF DESCRIPTION

[0011] 图1是本发明结构示意图。 [0011] FIG. 1 is a structural diagram of the present invention. 具体实施方式 Detailed ways

[0012] 下面结合附图与具体实施方式对本发明作进一步详细描述: [0012] The present invention will be described in further detail in conjunction with the accompanying drawings DETAILED DESCRIPTION:

[0013] 由图1可见:本发明包括:叶片的叶身1 ;在所述的叶身1的吸力面和压力面分别安置第一叶身接闪器2和第二叶身接闪器6 ;所述的第一叶身接闪器2通过第一铜鼻子连CN 102536677 A [0013] seen from Figure 1: The present invention comprises: an airfoil blade; respectively disposed a first airfoil and the second airfoil lightning receptor 2 on the receptor 6 blade airfoil suction and pressure surfaces of the 1 ; said first airfoil lightning receptor 2 is connected by a first copper nose CN 102536677 a

接口3与叶片内部的第一铜导线4的一端相连;第一铜导线4的另一端通过叶片内部的管状连接口5与叶片内部的第二铜导线7的一端相连;第二铜导线7的另一端通过第二铜鼻子连接口8与第二叶身接闪器6相连。 An interface 3 connected to one end of the first copper wire inside the blade 4; the other end of the copper wire 4 by a first tubular inner blade 5 is connected to one connection port and the interior of the blade 7, a second copper wire; second copper wire 7 the other end of the second connecting port connected to the copper nose 8 and the second blade body 6 by the receptor.

[0014] 采用本发明的具体操作实现过程是: [0014] The operation of the present invention the specific implementation process is:

[0015] 第一,在叶片压力面与吸力面壳体材料铺设时,在叶片模具相对应位置分别放置多个叶片叶身接闪器,在所有材料铺设完成后,对叶身接闪器螺纹部分,进行密封保护; [0015] First, when the blade pressure surface and the suction surface of the housing material is laid in the mold corresponding to the position of the blades are placed a plurality of airfoil blades lightning receptor, after completion of the laying of all materials, for the receptor airfoil thread portion, sealing protection;

[0016] 第二,叶片采用VARTM技术灌注环氧树脂,叶片叶身接闪器与叶片壳体一体成型; [0016] Second, the blade technique using VARTM filled with epoxy resin, the blade airfoil lightning receptor integrally molded with the blade housing;

[0017] 第三,叶片成型完成后,连接一个叶身接闪器的叶片内部铜导线与连接另一个叶身接闪器的叶片内部铜导线通过管状连接口连接;叶片内部铜导线的末端分别安装铜鼻子连接口; [0017] Third, the blade molding is completed, a connection blade airfoil blades inside the receptor connected to the other copper wire and the receptor airfoil vane internal copper conductors are connected by a tubular connector; copper wire inside the blade tip, respectively, copper nose mounted connector;

[0018] 第四,在叶片压力面与吸力面粘接合模前,将铜鼻子连接口与吸力面叶身接闪器用螺母连接; [0018] Fourth, in front of the blade pressure surface and the suction surface of the joined mold, the copper nose and the suction side connecting port connected with the nut airfoil lightning receptor;

[0019] 第五,在叶片粘接合模后,进入叶片内部压力面叶身接闪器处,将铜鼻子连接口与压力面叶身接闪器用螺母连接。 [0019] Fifth, after bonding the blade mold, the receptor into the interior of the airfoil blade pressure surface, the copper surface of the nose is connected to the pressure port is connected with the nut airfoil lightning receptor.

Claims (1)

1. 一种风力发电的叶片避雷装置,包括:叶片的叶身;其特征在于:在所述的叶身的吸力面和压力面分别安置第一叶身接闪器和第二叶身接闪器;所述的第一叶身接闪器通过第一铜鼻子连接口与叶片内部的第一铜导线的一端相连;第一铜导线的另一端通过叶片内部的管状连接口与叶片内部的第二铜导线的一端相连;第二铜导线的另一端通过第二铜鼻子连接口与第二叶身接闪器相连。 Blade lightning protection device for a wind turbine generator comprising: blade airfoil blade; wherein: in said blade airfoil suction and pressure surfaces are disposed a first and a second lightning receptor aerofoil blade airfoil lightning ; said airfoil first end connected to the receptor of the first port and copper wires inside a copper blade are connected by a first nose; the other end of the first copper wire by a first blade inner tubular connection port and the interior of the blade One end of the copper wire connected to two; the other end of the second copper wire via a second connection port connected to the second copper nose blade airfoil lightning receptor.
CN2010106002337A 2010-12-22 2010-12-22 Vane lightning arrestor for wind power generation CN102536677A (en)

Priority Applications (1)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1860654A (en) * 2003-10-31 2006-11-08 维斯塔斯风力系统公司 Member for potential equalising
CN1867772A (en) * 2003-09-15 2006-11-22 Lm玻璃纤维有限公司 Method of lightning proofing a blade for a wind-energy plant
CN101080570A (en) * 2004-12-15 2007-11-28 歌美飒创新技术公司 Lightning arrester system for a wind generator blade
CN101336342A (en) * 2005-12-02 2008-12-31 Lm玻璃纤维制品有限公司 Lightning protection system for a wind turbine blade
CN201443478U (en) * 2009-06-29 2010-04-28 山东长星风电科技有限公 Lightning-protection ring device of wind generating set
CN101793240A (en) * 2010-04-09 2010-08-04 太原重工股份有限公司 Lightning arrester of wind turbine generator
CN201902296U (en) * 2010-12-22 2011-07-20 上海艾郎风电科技发展有限公司 Blade lightning protection device for wind power generation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1867772A (en) * 2003-09-15 2006-11-22 Lm玻璃纤维有限公司 Method of lightning proofing a blade for a wind-energy plant
CN1860654A (en) * 2003-10-31 2006-11-08 维斯塔斯风力系统公司 Member for potential equalising
CN101080570A (en) * 2004-12-15 2007-11-28 歌美飒创新技术公司 Lightning arrester system for a wind generator blade
CN101336342A (en) * 2005-12-02 2008-12-31 Lm玻璃纤维制品有限公司 Lightning protection system for a wind turbine blade
CN201443478U (en) * 2009-06-29 2010-04-28 山东长星风电科技有限公 Lightning-protection ring device of wind generating set
CN101793240A (en) * 2010-04-09 2010-08-04 太原重工股份有限公司 Lightning arrester of wind turbine generator
CN201902296U (en) * 2010-12-22 2011-07-20 上海艾郎风电科技发展有限公司 Blade lightning protection device for wind power generation

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