CN204755183U - But real -time change blade angle's vertical axis aerogenerator blade device - Google Patents
But real -time change blade angle's vertical axis aerogenerator blade device Download PDFInfo
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- CN204755183U CN204755183U CN201520400153.5U CN201520400153U CN204755183U CN 204755183 U CN204755183 U CN 204755183U CN 201520400153 U CN201520400153 U CN 201520400153U CN 204755183 U CN204755183 U CN 204755183U
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000010248 power generation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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Abstract
本实用新型公开了可实时改变叶片角度的垂直轴风力发电机叶片装置，本实用新型发明针对现有风力发电机发电效率低，风能利用率低的问题，提供了一种控制简单，通过转速协调齿轮组带动叶片攻角控制连杆机构实时改变叶片的角度来实现叶片在任意位置都有最佳迎风角度,使叶片捕获最大风能，提高风力机的风能利用率。以期待解决现有风力发电机发电效率低，风能利用率低的问题。
The utility model discloses a vertical axis wind power generator blade device which can change the angle of the blade in real time. The utility model aims at the problems of low power generation efficiency and low wind energy utilization rate of the existing wind power generator, and provides an The gear set drives the blade angle of attack control link mechanism to change the angle of the blade in real time to achieve the best windward angle of the blade at any position, so that the blade can capture the maximum wind energy and improve the wind energy utilization rate of the wind turbine. It is expected to solve the problems of low power generation efficiency and low utilization rate of wind energy in existing wind power generators.
Description
技术领域 technical field
本实用新型涉及新能源技术领域，具体为可实时改变叶片角度的垂直轴风力发电机叶片装置。 The utility model relates to the technical field of new energy sources, in particular to a vertical axis wind power generator blade device capable of changing blade angles in real time.
背景技术 Background technique
目前，现有的风力发电机虽已进入实用阶段，但是存在的问题是，发电效率低，风能利用率低,实用性差，目前迫切需要解决的问题是，如何提高发电机对风能的利用效率，降低成本。传统的风力发电机设计思路是，设计一种风轮机叶片来增大风的升力，减小阻力，局限是一直采用固定翼型叶片，阻力难以降低，风力发电机的风能利用率较低。 At present, although the existing wind power generators have entered the practical stage, the existing problems are low power generation efficiency, low utilization rate of wind energy, and poor practicability. The problem that needs to be solved urgently is how to improve the utilization efficiency of wind energy by generators. cut costs. The traditional design idea of wind turbines is to design a wind turbine blade to increase the lift of the wind and reduce the resistance. The limitation is that the fixed airfoil blades are always used, the resistance is difficult to reduce, and the wind energy utilization rate of the wind turbine is low.
发明内容 Contents of the invention
本实用新型发明针对现有风力发电机发电效率低，风能利用率低的问题，提供了一种控制简单，通过转速协调齿轮组带动叶片攻角控制连杆机构实时改变叶片的角度来实现叶片在任意位置都有最佳迎风角度,使叶片捕获最大风能，提高风力机的风能利用率。以期待解决现有风力发电机发电效率低，风能利用率低的问题。 Aiming at the problems of low power generation efficiency and low utilization rate of wind energy in the existing wind power generator, the utility model provides a simple control method, which drives the blade angle of attack control link mechanism through the speed coordination gear set to change the angle of the blade in real time to realize the blade in the wind turbine. There is an optimal windward angle at any position, so that the blades can capture the maximum wind energy and improve the wind energy utilization rate of the wind turbine. It is expected to solve the problems of low power generation efficiency and low wind energy utilization rate of existing wind power generators.
本实用新型是采用如下技术方案实现的，可实时改变叶片角度的垂直轴风力发电机叶片装置；主要包括转速协调齿轮组、叶片攻角控制连杆机构、发电机叶片和设备机架；所述转速协调齿轮组由中心齿轮和周边齿轮组成；其特征在于：设备机架上安装有转速协调齿轮组，转速协调齿轮组通过四个叶片攻角控制连杆机构连接四片发电机叶片；所述转速协调齿轮组中心齿轮连接转速协调齿轮组周边齿轮，转速协调齿轮组周边齿轮连接叶片攻角控制连杆机构，叶片攻角控制连杆机构连接发电机叶片。 The utility model is realized by adopting the following technical scheme, a vertical axis wind power generator blade device that can change the blade angle in real time; it mainly includes a speed coordination gear set, a blade angle of attack control linkage mechanism, a generator blade and an equipment frame; The speed coordination gear set is composed of a central gear and peripheral gears; it is characterized in that: a speed coordination gear set is installed on the equipment frame, and the speed coordination gear set is connected to four generator blades through four blade angle-of-attack control linkages; The central gear of the speed coordination gear set is connected to the peripheral gears of the speed coordination gear set, the peripheral gears of the speed coordination gear set are connected to the blade angle of attack control linkage mechanism, and the blade angle of attack control linkage mechanism is connected to the generator blades.
本实用新型的优点是：通过实时控制叶片最佳迎风角度（攻角），有效实现叶片捕获最大风能,有效提高风力机的风能利用率。同时兼具安装重心低，安装方便，维护方便，结构对称、风能利用率高的特点。 The utility model has the advantages that: by controlling the optimal windward angle (angle of attack) of the blades in real time, the blades can effectively capture the maximum wind energy and effectively improve the utilization rate of wind energy of the wind turbine. At the same time, it has the characteristics of low installation center of gravity, convenient installation, convenient maintenance, symmetrical structure and high utilization rate of wind energy.
附图说明 Description of drawings
图1是本实用新型的机构示意图。 Fig. 1 is a schematic diagram of the mechanism of the utility model.
图2是本实用新型的原理图。 Fig. 2 is a schematic diagram of the utility model.
附图标记:（1）.转速协调齿轮组；（2）.叶片攻角控制连杆机构；（3）.发电机叶片；（4）.设备机架；（5）.转速协调齿轮组中心齿轮；（6）.转速协调齿轮组周边齿轮。 Reference signs: (1). Speed coordination gear set; (2). Blade angle of attack control linkage; (3). Generator blade; (4). Equipment rack; (5). Speed coordination gear set center Gear; (6). Peripheral gears of the speed coordination gear set.
具体实施方式 Detailed ways
如图1、图2所示，本实用新型这样来实现的，可实时改变叶片角度的垂直轴风力发电机叶片装置；主要包括转速协调齿轮组1、叶片攻角控制连杆机构2、发电机叶片3和设备机架4；所述转速协调齿轮组1由中心齿轮5和周边齿轮6组成；其特征在于：设备机架4上安装有转速协调齿轮组1，转速协调齿轮组1通过四个叶片攻角控制连杆机构2连接四片发电机叶片3；所述转速协调齿轮组中心齿轮5连接转速协调齿轮组周边齿轮6，转速协调齿轮组周边齿轮6连接叶片攻角控制连杆机构2，叶片攻角控制连杆机构2连接发电机叶片3。 As shown in Figure 1 and Figure 2, the utility model is realized in this way, the blade device of the vertical axis wind power generator that can change the blade angle in real time; mainly includes the speed coordination gear set 1, the blade angle of attack control linkage mechanism 2, the generator The blade 3 and the equipment frame 4; the speed coordination gear set 1 is composed of a central gear 5 and a peripheral gear 6; it is characterized in that: a speed coordination gear set 1 is installed on the equipment frame 4, and the speed coordination gear set 1 passes through four The blade angle of attack control link mechanism 2 is connected to four generator blades 3; the central gear 5 of the speed coordination gear set is connected to the peripheral gear 6 of the speed coordination gear set, and the peripheral gear 6 of the speed coordination gear set is connected to the blade angle of attack control linkage mechanism 2 , the blade angle of attack control link mechanism 2 is connected to the generator blade 3 .
本实用新型工作原理，转速协调齿轮组中心齿轮5驱动周边齿轮转动6，周边齿轮驱动6叶片攻角控制连杆机构2实时控制叶尖速比和叶片迎风角度使叶片在任一位置都有最佳迎风角度（攻角），有效实现叶片捕获最大风能,有效提高风力机的风能利用率。 The working principle of the utility model is that the central gear 5 of the rotating speed coordination gear set drives the peripheral gears to rotate 6, and the peripheral gears drive 6. The blade angle of attack controls the linkage mechanism 2 to control the blade tip speed ratio and blade windward angle in real time so that the blade has the best position in any position. The windward angle (angle of attack) can effectively realize the maximum wind energy captured by the blades, and effectively improve the wind energy utilization rate of the wind turbine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520400153.5U CN204755183U (en) | 2015-06-11 | 2015-06-11 | But real -time change blade angle's vertical axis aerogenerator blade device |
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| CN201520400153.5U CN204755183U (en) | 2015-06-11 | 2015-06-11 | But real -time change blade angle's vertical axis aerogenerator blade device |
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| CN204755183U true CN204755183U (en) | 2015-11-11 |
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| CN201520400153.5U Expired - Fee Related CN204755183U (en) | 2015-06-11 | 2015-06-11 | But real -time change blade angle's vertical axis aerogenerator blade device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545602A (en) * | 2016-01-11 | 2016-05-04 | 南通大学 | Vertical axis wind turbine with rotating cylinders on front edge |
| CN113955859A (en) * | 2021-11-15 | 2022-01-21 | 中建中环工程有限公司 | Automatically regulated ecological landscape body with sewage purification function |
-
2015
- 2015-06-11 CN CN201520400153.5U patent/CN204755183U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545602A (en) * | 2016-01-11 | 2016-05-04 | 南通大学 | Vertical axis wind turbine with rotating cylinders on front edge |
| CN105545602B (en) * | 2016-01-11 | 2018-01-09 | 南通大学 | Leading edge adds the vertical axis windmill of rotating cylindrical |
| CN113955859A (en) * | 2021-11-15 | 2022-01-21 | 中建中环工程有限公司 | Automatically regulated ecological landscape body with sewage purification function |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20160611 |
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| CF01 | Termination of patent right due to non-payment of annual fee |