WO2017071386A1 - 一种抗台风的风力发电机 - Google Patents

一种抗台风的风力发电机 Download PDF

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Publication number
WO2017071386A1
WO2017071386A1 PCT/CN2016/096304 CN2016096304W WO2017071386A1 WO 2017071386 A1 WO2017071386 A1 WO 2017071386A1 CN 2016096304 W CN2016096304 W CN 2016096304W WO 2017071386 A1 WO2017071386 A1 WO 2017071386A1
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sail
folding
typhoon
wind
wind power
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PCT/CN2016/096304
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English (en)
French (fr)
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王智勇
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王智勇
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Publication of WO2017071386A1 publication Critical patent/WO2017071386A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D3/00Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06Rotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/06Controlling wind motors  the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
    • 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
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

Definitions

  • the invention relates to a wind power generator, in particular to a wind power generator capable of resisting typhoons.
  • the typhoon at sea is the main factor threatening the safety of wind turbines.
  • the wind speed of strong typhoons is more than 80 meters per second, while the standard of global wind turbines only indicates that typhoons can only resist wind speed of 60 meters per second, so the typhoon comes, 70 % of wind opportunities are severely damaged, which gives huge losses to wind power investors. Therefore, the safety of wind turbines is of increasing interest to those skilled in the art. Although the pitch device was invented later, it did not effectively solve this problem. How can we avoid the damage caused by typhoon to wind turbines and not cause losses to investors? Designers all over the world are using their brains to tackle problems.
  • the technical problem to be solved by the present invention is to provide a wind power generator that can resist typhoon.
  • the technical solution adopted by the present invention to solve the technical problem is an anti-typhoon wind power generator, which comprises a tower and a generator mounted on the tower, the generator is provided with a shaft link, and the shaft of the generator A foldable sail device is mounted on the link.
  • a lower support bar, an upper support bar, a reel device, and a sailing device are mounted on the sail device.
  • a windsurfing and rolling mechanism is mounted on the reel device.
  • the sail is made of a flexible material that can be rolled up.
  • a folding sail mechanism is installed at one end of the lower support rod and the upper support rod, and a windsurfing wheel and a sail rope are installed at the other end.
  • a lower folding device is mounted on the lower support bar, and an upper folding device is mounted on the upper support bar.
  • the folding sail mechanism is provided with a folding sail bar, a sail catcher (and a folding sail rope).
  • the invention is provided with a sail and a rolling mechanism on the reel device, a folding sail mechanism is arranged at one end of the lower support rod and the upper support rod, and a windsurfing wheel and a sail rope are arranged at the other end to adjust the windward area of the sail;
  • the rod is equipped with a lower folding device, and the upper supporting rod is provided with an upper folding device.
  • the windsurfing device can be fully folded; the generator can be installed on the ground, and the center of gravity is very low, and can be made into a land wind power generator.
  • the power can be more than 10 megawatts; even if the wind speed reaches 80 meters per second typhoon, wind turbines can not blow.
  • Fig. 1 is a front view of the present invention.
  • Figure 2 is a schematic view of the folding of the present invention.
  • FIG 3 is a top plan view of one embodiment of a sail of the present invention.
  • FIG. 4 is a schematic view of another embodiment of the sail of the present invention.
  • Figure 5 is a schematic view showing the structure of the reel device of the present invention.
  • Figure 6 is a schematic view showing the structure of the folding sail mechanism of the present invention.
  • Figure 7 is a plan view of the sail of the present invention after folding.
  • the present embodiment includes a generator 1 mounted on the ground, the generator 1 being coupled to a generator shaft link 3, with a rolling device 5 and a sail device 6 mounted at the top end of the tower 4;
  • the device 6 is mounted with a lower folding device 7, a lower support bar 8, an upper support bar 13, an upper folding device 14, a reel device 16, and a sail device 17; and a folding sail at one end of the lower support bar 8 and the upper support bar 13
  • the mechanism 18, the folding sail mechanism 18 is provided with a folding sail 15 and a catching sail 19, and the top end of the catching sail 19 is provided with a folding rope 12, the folding sail 12 is used to make the sail 11 form an angle, and the other end is equipped with The sail wheel 9 and the sail rope 10 are provided.
  • a sail 11 and a windsurfing mechanism 20 are mounted on the reel device 16.
  • the upper hydraulic rod of the folding sail mechanism 18 is retracted, the sail catcher 19 releases the sail 11, the folding sail 15 and the folding rope 12 are disengaged from the sail 11, and the sailing device 17 rotates, and the roll
  • the sail mechanism 20 winds up the sail 11 like a curtain through the winding wheel 9 and the sail rope 10, or partially winds up to adjust the windward area of the sail 11 to keep the generator running stably.
  • a lower folding device 7, a lower support bar 8, an upper support bar 13, and an upper folding device 14 are mounted on the sail device 6.
  • the sail 11 is quickly rolled up, and the lower folding device 7 moves the lower support bar 8 upward, and the upper folding device 14 moves the upper support bar 13 downward.
  • the lower folding device 7 and the upper folding device 14 are hydraulically controlled. In the low wind region, the lower support bar 8 and the upper support bar 13 can be made fixed, eliminating the lower folding device 7 and the upper folding device 14, saving cost.
  • the sail device 6 is provided with a sail 11, a support rod 13, a folding device 15, and a folding device 18.
  • the top of the folding device 18 is provided with a catching device 19, and the function of the catching device 19 is to grasp the sail 11, Make it not slip.
  • the sail 11 In the windward position, the sail 11 is blown into an arc by the wind, and the resistance is small.
  • the other side of the sail is 11 large, providing sufficient power to make the blade rotate rapidly.
  • a support rod 13 on a lower support rod 8 is mounted on the sail device 6, and a windsurfing wheel 9, a sail rope 10, and a sailing device 17 are mounted on the upper support rod 13.
  • a reel device 16 and a folding mechanism 18 are mounted on the lower support bar 8, and a reel mechanism 20 is mounted on the reel device 16, and a folding bar 15 and a sail catcher 19 are mounted on the folding mechanism 18, in the sail catcher 19
  • a folding rope 12 is mounted thereon.
  • the reel device 16 is provided with a sail mechanism 20 in which a reel unit 16 is housed with a spring 21, a minicomputer for winding up the sail 11, and a mainframe spring 21 to be replaced with a motor.
  • the lower support bar 8 is provided with a windsurfing wheel 9, a sail rope 10, a folding sail device 18, a folding sail 15 on the folding sail device 18, and a sail catcher at the end of the folding sail 15 19 and the folding rope 12, the function of the sail catcher 19 is to grasp the sail 11 so as not to slide, and the function of the folding rope 12 is to make the sail 11 form an angle.
  • the wind becomes larger than the rated power
  • first the hydraulic rod of the folding device 18 is retracted while the sail catcher 19 releases the sail 11, the folding rod 15 is disengaged from the sail 11, and the pulling device 17 rotates to relax the sail rope 10
  • the reel device 16 tightens the sail rope 10 by the winder wheel 9 so that the sail 11 is rolled up like a curtain.
  • the sail 11 is deployed to increase the windward area of the sail 11.
  • the sail 11 is made of a flexible material, such as a poncho, sunscreen, parachute cloth, carbon fiber cloth, preferably a thin film photovoltaic material, which is very soft and easy to operate, and also solves the drawbacks of the blade hurting birds.
  • a lower support bar 8, an upper support bar 13, an upper folding device 14, and a reel device 16 are mounted on the sail device 6.
  • the sail 11 is quickly rolled up, the lower folding device 7 is hydraulically actuated, the lower support rod 8 is gathered upward, and the upper folding device 14 is hydraulically actuated to lower the upper support rod 13 downward.
  • the invention has the function of responding to the typhoon instantaneously, so the area of the sail can be made very large, and the small wind can also generate electricity, and truly becomes a low wind speed generator, and the comprehensive cost of the small wind power generation in the interior is high, the power layout is unbalanced, and the long distance transportation is long.
  • the problem of large loss When the typhoon wind speed is more than 80 meters per second, it is completely folded, not afraid of typhoon.
  • the efficiency of wind turbines has been increased from 30% to 80%, the power generation has more than doubled, and the comprehensive investment cost is 30% lower than that of thermal power. It has embarked on the healthy development of wind power generation.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Abstract

一种抗台风的风力发电机,在发电机轴联杆(3)上安装了风帆装置(6),风帆装置(6)上装有下支撑杆(8)、上支撑杆(13)、折叠装置(14)、卷筒装置(16)和拉帆装置(17),在卷筒装置(16)上装有风帆(11)和卷帆机构(18),在下支撑杆(8)和上支撑杆(13)的端部装有卷帆轮(9)和拉帆绳(10),当风力发生变化时,可调节风帆的迎风面积,当台风来临时,将风帆装置(6)全部折叠起来,发电机安装在底部,重心很低,增强了风力发电机的抗台风能力。

Description

一种抗台风的风力发电机 技术领域
本发明涉及一种风力发电机,尤其是涉及一种可抗台风的风力发电机。
背景技术
海上的台风是威胁风力发电机安全的主要因素,强台风的风速达每秒80米以上,而全球风力发电机的标准注明只能抗每秒60米风速的台风,所以台风一来,70%的风机会受到严重损坏,这就给风力发电的投资商来巨大的损失。因此,风力发电机的安全问题受到所属领域技术人员越来越多的关注。虽然,后来有人发明了变桨装置,但并未有效解决这一问题。如何才能避免台风对风力发电机造成的破坏,不给投资人造成损失,全球的设计师们都在开动脑筋攻关。
发明内容
本发明要解决的技术问题是,提供一种可以抗台风的风力发电机。
本发明解决其技术问题采用的技术方案是,一种抗台风的风力发电机,它包括塔架、安装于塔架上的发电机,所述发电机设有轴联杆,在发电机的轴联杆上装有可折叠的风帆装置。
进一步,在风帆装置上装有下支撑杆、上支撑杆、卷筒装置和拉帆装置。
进一步,在卷筒装置上装有风帆和卷帆机构。
进一步,所述风帆采用可卷折的柔性材料制作。
进一步,在下支撑杆和上支撑杆的一端装有折帆机构,另一端装有卷帆轮和拉帆绳。
进一步,在下支撑杆上装有下折叠装置,在上支撑杆上装有上折叠装置。
进一步,所述折帆机构上装有折帆杆、抓帆器(和折帆绳。
本发明在卷筒装置上装有风帆和卷帆机构,在下支撑杆和上支撑杆的一端装有折帆机构,另一端装有卷帆轮和拉帆绳,可调节风帆的迎风面积;在下支撑杆上装有下折叠装置,在上支撑杆上装有上折叠装置,当台风来临时,可将风帆装置全部折叠起来;发电机可安装于地面,重心很低,既可做成陆地风力发电机,特别是适合做海上风力发电机,功率可做到十兆瓦以上;即使风速达每秒80米的台风,风力发电机也吹不倒。
附图说明
图1是本发明的主视图。
图2是本发明的折叠示意图。
图3是本发明的风帆的一种实施例俯视图。
图4是本发明的风帆的另一种实施例示意图。
图5是本发明卷筒装置的结构示意图。
图6是本发明折帆机构的结构示意图。
图7是本发明的风帆折叠后的俯视图。
图中:1-发电机、2-雨棚、3-发电机轴联杆、4-塔架、5-滚动装置、6-风帆装置、7-下折叠装置、8-下支撑杆、9-卷帆轮、10-拉帆绳、11-风帆、12- 折帆绳、13-上支撑杆、14-上折叠装置、15-折帆杆、16-卷筒装置、17-拉帆装置、18-折帆机构、19-抓帆器、20-卷帆机构、21-弹簧。
具体实施方式
下面结合附图对本发明的实施方案做进一步的说明:
参照图1,本实施例包括安装于地面上的发电机1,所述发电机1与发电机轴联杆3相联,在塔架4的顶端装有滚动装置5和风帆装置6;在风帆装置6上安装有下折叠装置7、下支撑杆8、上支撑杆13、上折叠装置14、卷筒装置16、拉帆装置17;在下支撑杆8和上支撑杆13的一端装有折帆机构18,折帆机构18上装有折帆杆15和抓帆器19,抓帆器19的顶端装有折帆绳12,折帆绳12的作用是使风帆11形成一个角度,另一端装有卷帆轮9和拉帆绳10。在卷筒装置16上装有风帆11、卷帆机构20。当风力发生变化时,折帆机构18的上液压杆缩回的同时,抓帆器19松开风帆11,折帆杆15和折帆绳12与风帆11脱离接触,拉帆装置17转动,卷帆机构20通过卷帆轮9和拉帆绳10使风帆11像窗帘一样卷起来,或部分卷起来,以调节风帆11的迎风面积,保持发电机运行稳定。
参照图2,在风帆装置6上装有下折叠装置7、下支撑杆8、上支撑杆13、上折叠装置14。当台风来临,风帆11快速卷起来,下折叠装置7动作将下支撑杆8向上收拢,上折叠装置14动作将上支撑杆13向下收拢。下折叠装置7和上折叠装置14采用液压控制,在小风的地区,下支撑杆8、上支撑杆13可做成固定式的,省掉下折叠装置7和上折叠装置14,节约成本。
参照图3,风帆装置6上装有风帆11、支撑杆13、折帆装置15、折帆装置18,折帆装置18的顶端装有抓帆器19,抓帆器19的作用是抓紧风帆11,使之不下滑。 在迎风位置时,风帆11被风吹成弧形,阻力很小,另一边的风帆11张的很大,提供的动力很足,使叶片快速转动。
参照图4,本发明的第二种实施方案,在风帆装置6上装有下支撑杆8上支撑杆13,在上支撑杆13上装有卷帆轮9、拉帆绳10、拉帆装置17,在下支撑杆8上装有卷筒装置16和折帆机构18,在卷筒装置16上装有卷帆机构20,在折帆机构18上装有折帆杆15和抓帆器19,在抓帆器19上装有折帆绳12。
参照图5,卷筒装置16上装有转帆机构20,卷筒装置16内装有弹簧21,小型机用于卷起风帆11,大型机弹簧21要改用电机。
参照图6,在下支撑杆8上装有卷帆轮9、拉帆绳10、折帆装置18,在折帆装置18上装有折帆杆15,在折帆杆15的端部装有抓帆器19和折帆绳12,抓帆器19的作用是将风帆11抓紧,使之不下滑,折帆绳12的作用是使风帆11形成一个角度。当风力变大超过额定功率时,首先折帆装置18的液压杆缩回的同时抓帆器19放开风帆11,折帆杆15与风帆11脱离接触,拉帆装置17转动放松拉帆绳10,卷筒装置16通过卷帆轮9收紧拉帆绳10,使风帆11像窗帘一样卷起来。在风力变小时,折帆装置18的液压杆缩回,折帆杆15与风帆11脱离接触,拉帆装置17转动收紧拉帆绳10,卷筒装置16通过卷帆轮9放松拉帆绳10,使风帆11展开,增大风帆11的迎风面积。风帆11是用柔性材料制作,如防雨布、防晒布、降落伞布、碳纤维布,最佳是薄膜光伏材料,非常柔软,便于操作,还解决了叶片伤害鸟类的弊端。
参照图7,在风帆装置6上装有下支撑杆8、上支撑杆13、上折叠装置14、卷筒装置16。当台风来临时,风帆11快速卷起来,下折叠装置7液压动作,将下支撑杆8向上收拢,上折叠装置14液压动作,将上支撑杆13向下收拢。
本发明由于具有了瞬间应对台风的功能,所以风帆的面积可以做得很大,小风也能发电,真正成为低风速发电机,解决内地风小发电综合成本高,电力布局不均衡、长途输送损耗大的问题。当台风风速在每秒80米以上时,全部折叠,不怕台风摧。使风力发电机的使用效率从30%提高到80%,发电量增加二倍以上,综合投资成本低于火电30%,走上了风力发电的健康发展之道。

Claims (7)

  1. 一种抗台风的风力发电机,包括塔架(4),安装于塔架(4)上的发电机(1)、发电机(1)设有轴联杆(3),其特征是,在发电机(1)的轴联杆(3)上装有可折叠的风帆装置(6)。
  2. 根据权利要求1所述的抗台风的风力发电机,其特征是,在风帆装置(6)上装有下支撑杆(8)、上支撑杆(13)、卷筒装置(16)和拉帆装置(17)。
  3. 根据权利要求2所述的抗台风的风力发电机,其特征是,在卷筒装置(16)上装有风帆(11)和卷帆机构(20)。
  4. 根据权利要求3所述的抗台风的风力发电机,其特征是,风帆(11)采用可卷折的柔性材料制作。
  5. 根据权利要求2或3或4所述的抗台风的风力发电机,其特征是,在下支撑杆(8)和上支撑杆(13)的一端装有折帆机构(18),另一端装有卷帆轮(9)和拉帆绳(10)。
  6. 根据权利要求2或3或4或5所述的抗台风的风力发电机,其特征是,在下支撑杆(8)上装有下折叠装置(7),在上支撑杆(13)上装有上折叠装置(14)。
  7. 根据权利要求5或6所述的抗台风的风力发电机,其特征是折帆机构(18)上装有折帆杆(15)、抓帆器(19)和折帆绳(12)。
PCT/CN2016/096304 2015-10-27 2016-08-23 一种抗台风的风力发电机 WO2017071386A1 (zh)

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CN105909472A (zh) * 2016-05-19 2016-08-31 湖南青天风力发电有限公司 一种风帆式风力发电机组

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