CN101260865A - Self-regulating angle windward vane wind power generation plant - Google Patents
Self-regulating angle windward vane wind power generation plant Download PDFInfo
- Publication number
- CN101260865A CN101260865A CNA2008100363654A CN200810036365A CN101260865A CN 101260865 A CN101260865 A CN 101260865A CN A2008100363654 A CNA2008100363654 A CN A2008100363654A CN 200810036365 A CN200810036365 A CN 200810036365A CN 101260865 A CN101260865 A CN 101260865A
- Authority
- CN
- China
- Prior art keywords
- wind
- wind wheel
- blade
- self
- main shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
Landscapes
- Wind Motors (AREA)
Abstract
The invention relates to a wind power device provided with angle self-adjustment windward vanes, comprising a wind wheel main shaft, a generator which is driven by the wind wheel main shaft, the vanes and rotary shafts of the vanes, wherein, the rotary shafts of the vanes are connected with the wind wheel main shaft through a driving mechanism, and then the vanes are driven to rotate a circle around the wind wheel main shaft and rotate a half circle around the rotary shafts of the vanes. The wind power device is suitable for any incoming flow wind directions; the vanes of a wind wheel is in the windward state through self-adjustment of angles, thereby the defect that the vanes of a windmill are in the state of negative motion on certain positions is overcome; moreover, the wind energy utilization rate is high.
Description
Technical field
The present invention relates to a kind of wind generating unit, particularly a kind of wind generating unit of self-regulating angle windward blades.
Technical background
Wind energy is a clean energy resource with fastest developing speed in the renewable energy sources, also is the generation mode that has large-scale development and commercialized development prospect most.1993 to 2003 10 in the period of, the annual growth of world's wind-power electricity generation reaches 29.7%.To the year ends 2006, global wind-powered electricity generation electric motor power reaches 7422.3 ten thousand kilowatts, and the wind-power electricity generation amount accounts for 0.5% of the total electric weight in the world.Wherein European total installation of generating capacity is 4854.5 ten thousand kilowatts, accounts for 65.4% of world's wind-powered electricity generation electric motor power.German wind-power electricity generation accumulative total in 2006 electric motor power reaches 2062.2 ten thousand kilowatts, accounts for global more than 1/4.India in 2006 accumulative total wind-power electricity generation electric motor power has also reached 6,270,000 kilowatts, arranges the 4th in the world, occupies the first place of developing country.The sight of future world wind-power electricity generation has been described with full and accurate data and penetrating analysis by EWEA in the report of recent portion, and expects the year two thousand twenty wind-power electricity generation and will account for 12% of world's electric power total amount.Wind energy is subjected to the generally attention of countries in the world as the strategic position of future source of energy supply important component part.
The THE WIND ENERGY RESOURCES IN CHINA reserves are abundant, and according to preresearch estimates, the wind energy resources of the land overhead 10 meters height layers of China can the exploitation amount be 2.53 hundred million kilowatts; The wind energy content of off sea 10 meters height layers of greater coasting area is about 7.5 hundred million kilowatts.On macroscopic view, China possesses the resources supplIes of extensive development wind-power electricity generation.To the end of the year 2004, China's wind-power electricity generation accumulative total electric motor power reaches 76.4 ten thousand kilowatts, and National Development and Reform Committee's planning grid connected wind power installation in 2005 will reach 1,000,000 kilowatts, reach 3,000,000 kilowatts in 2010, and the year two thousand twenty reaches 3,000 ten thousand kilowatts.
Existing Da Lie lift-type wind energy conversion system, as Fig. 1, wind direction from left to right, when fan blade is in A, B, C, during the D position, the aerodynamic force that is subjected on the blade is F
A, F
B, F
CAnd F
DWith respect to the main shaft of rotation, the power F that is subjected on the wind wheel
A, F
B, F
CAnd F
DTo make main shaft along the rotation of the sense of rotation shown in Fig. 1, yet, F
A, F
BThe moment of torsion that main shaft is formed but may with direction of rotation.That is to say that in the blade rotary course, in some zone, aerodynamic force may be done negative work, cause the wind energy utilization of Da Lie lift-type wind energy conversion system integral body lower.
Summary of the invention
The objective of the invention is to provide at the problem of above-mentioned essence a kind of wind generating unit of self-regulating angle windward blades, it can be farthest in face of wind direction, and the blade that overcomes wind energy conversion system is done the state of negative work in some position, improves wind energy utilization.
In order to achieve the above object, the present invention adopts following technical proposals:
A kind of wind generating unit of self-regulating angle windward blades, the generator, blade and the running shaft thereof that comprise wind wheel main shaft and driving thereof, the running shaft that it is characterized in that blade connects the wind wheel main shaft by driving mechanism, make blade around one week of wind wheel main axis rotation, blade is around the running shaft rotation half cycle of self.
The driving mechanism that is connected between blade running shaft and the wind wheel main shaft is chain drive or gear drive or automatically controlled driving mechanism.
For incoming flow wind direction shown in Figure 2, when the position of plate blade 4 of A, B, C, D, dull and stereotyped suffered aerodynamic force forms a moment of torsion to main shaft, and the direction of these moments of torsion is consistent, and main shaft is done positive work all the time.When blade is in the position at E, F, G, H point place, except H point blade does not do work, all the other state blades all are in the positive work state of doing.
The blade shape of above-mentioned wind wheel is an aerofoil profile or plate, around 2-3000 center symmetrical placement of wind wheel rotating center.
The radius of above-mentioned wind wheeling rotor is 0.001m-1000m, and the vertical height of upright wind wheel is 0.001m-1000m.
Above-mentioned vertical shaft wind-powered electricity generation unit has top plate and lower panel.The running shaft of wind wheel running shaft and blade is installed between two panels, and connect between the two support frame, support by plain bearing or magnetic suspension.The hole more bigger than root diameter opened at the top plate center, and the upper end cover-use screw is fixed on the top plate, is convenient to the I﹠M of rotor portion.
Above-mentioned vertical shaft wind-powered electricity generation unit can not have top plate and lower panel yet, and wind wheel vertically is installed on the basis of reinforced concrete construction.
The present invention has following conspicuous substantive outstanding feature and significant advantage compared with prior art:
Wind generating unit provided by the invention is applicable to any incoming flow wind direction, and the blade pass of wind wheel is crossed self-regulating angle makes it be in state down with the wind, and the blade that can overcome wind energy conversion system is in the state of doing negative work in some position, the wind energy utilization height.
Description of drawings
Fig. 1 is the Da Lie lift-type wind energy conversion system principle schematic of prior art.
Fig. 2 is the wind generating unit schematic diagram of self-regulating angle windward blades of the present invention.
Fig. 3 is the wind-powered electricity generation set structure schematic representation of self-regulating angle windward blades of the present invention.
Fig. 4 is that the transmission of wind wheel vertical shaft and blade self running shaft is chain transmission G-G place sectional drawing among Fig. 3.
Fig. 5 is that the transmission of wind wheel vertical shaft and blade self running shaft is gear transmission G-G place sectional drawing among Fig. 3.
Fig. 6 is a upper end cap sectional drawing among Fig. 3.
Embodiment
A preferred embodiment of the present invention is: referring to Fig. 3, Fig. 4 and Fig. 6, the wind generating unit of this self-regulating angle windward blades is made up of with the driving mechanism 2 that is connected between the running shaft 3 generator 5, blade 4 and running shaft 3 thereof and the main shaft 1 of wind wheel main shaft 1 and driving thereof.Wind wheel blade 4 be shaped as aerofoil profile or board-type, install around wind wheel alignment of shafts symmetry, number is 2-3000.Wind wheel blade 4 rotates a circle around wind wheel main shaft 1, and blade 4 is around running shaft 3 rotation half cycles.The rotation of blade 4 is by the control of wind wheel vertical shaft 1, connection driving mechanism between them is chain drive (Fig. 4) or gear drive (Fig. 5) or electronic control driving mechanism, velocity ratio is 2: 1, the radius of wind wheeling rotor 11 is 0.001m-1000m, and the upright wind wheel vertical height is 0.001m-1000m.This device has fixed base 8, be to connect cartridge type scaffold 10 on it, circular lower panel 6 of fixed installation on the cartridge type scaffold 10, there is the circular top plate 7 of a shape same with it and size the top of lower panel 6, upper and lower panel 6,7 centre areas are by Bearing Installation wind wheel vertical shaft 1, cartridge type scaffold 10 is in the centre area below the lower panel 6, and the generator 5 that wind wheel vertical shaft 1 drives is installed in the cartridge type scaffold 10.The hole than wind wheeling rotor slightly larger in diameter is opened at top plate 7 centers, is screwed by a upper end cap 9 and seals the aperture, is convenient to the installation and the maintenance of rotor portion.
Claims (4)
1. the wind generating unit of a self-regulating angle windward blades, comprise wind wheel main shaft (1) and the generator (5), blade (4) and the running shaft (3) thereof that drive, the running shaft (3) that it is characterized in that blade (4) connects wind wheel main shaft (1) by driving mechanism, blade (4) is rotated a circle around wind wheel main shaft (1), and blade (4) is around running shaft (3) the rotation half cycle of self.
2. the wind generating unit of self-regulating angle windward blades according to claim 1 is characterized in that the driving mechanism between blade (4) running shaft (3) and the wind wheel main shaft (1) is chain drive or gear drive or automatically controlled driving mechanism.
3. the wind generating unit of self-regulating angle windward blades according to claim 1, the radius that it is characterized in that wind wheeling rotor (10) is 0.001m-1000m, the vertical height of upright wind wheel is 0.001m-1000m.
4. the wind generating unit of self-regulating angle windward blades according to claim 1 is characterized in that blade (4) shape of wind wheel is an aerofoil profile or plate, around wind wheel main shaft (1) symmetry 2-3000 centrosymmetric blade (4) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100363654A CN101260865A (en) | 2008-04-21 | 2008-04-21 | Self-regulating angle windward vane wind power generation plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100363654A CN101260865A (en) | 2008-04-21 | 2008-04-21 | Self-regulating angle windward vane wind power generation plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101260865A true CN101260865A (en) | 2008-09-10 |
Family
ID=39961506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100363654A Pending CN101260865A (en) | 2008-04-21 | 2008-04-21 | Self-regulating angle windward vane wind power generation plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101260865A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085615A1 (en) | 2010-01-14 | 2011-07-21 | 上海凡鸿环保科技发展有限公司 | Vertical shaft wind power generating system and blade angle automatic regulating device thereof |
| CN102328597A (en) * | 2011-06-08 | 2012-01-25 | 蒋科化 | Belt transmission based wheel type driving generator and manufacturing method thereof |
| CN102343827A (en) * | 2011-06-08 | 2012-02-08 | 蒋科化 | Chain-transmission wheel type driven generator and manufacturing method thereof |
-
2008
- 2008-04-21 CN CNA2008100363654A patent/CN101260865A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085615A1 (en) | 2010-01-14 | 2011-07-21 | 上海凡鸿环保科技发展有限公司 | Vertical shaft wind power generating system and blade angle automatic regulating device thereof |
| CN102328597A (en) * | 2011-06-08 | 2012-01-25 | 蒋科化 | Belt transmission based wheel type driving generator and manufacturing method thereof |
| CN102343827A (en) * | 2011-06-08 | 2012-02-08 | 蒋科化 | Chain-transmission wheel type driven generator and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5455092B1 (en) | Wind power generator | |
| CN202132181U (en) | Vertical shaft lift-drag combined wind power generating system | |
| CN102094752A (en) | Energy-collecting speed-increasing reverse-rotating lift-drag composite type vertical shaft wind power machine | |
| CN201159141Y (en) | Dual-purpose aerogenerator | |
| WO2013044421A1 (en) | Wind power generation system | |
| CN204572338U (en) | Vertical axis aerogenerator | |
| CN106640533A (en) | Self-adaptive variable-propeller vertical shaft wind generator driving device and wind generator | |
| CN101054953A (en) | Accumulating-masking boostering wind-driven generator | |
| CN101260865A (en) | Self-regulating angle windward vane wind power generation plant | |
| CN201972846U (en) | Spiral type turbine blade and vertical axle spiral type turbine blade wind motor | |
| CN100587257C (en) | Energy-gathering-shading extendible curve surface blade wind power generation plant | |
| CN101363415A (en) | Energy-gathering-shadowing speed increasing lifting upright shaft wind power generation plant | |
| CN201574890U (en) | Wind driven generator with centrifugal wind wheel | |
| CN108331709A (en) | A kind of wind power generating set with vertical shaft | |
| CN211008951U (en) | Novel fan blade | |
| CN100554677C (en) | Vertical axis wind mill multiple freedom degree S type lane design method | |
| CN208040620U (en) | A kind of wind power generating set with vertical shaft | |
| CN202300847U (en) | Wind power generating system | |
| CN206329433U (en) | High efficiency water power electricity generating system | |
| CN104481811A (en) | Lift force and resistance force integrated vertical axis wind turbine | |
| CN2890398Y (en) | Umbrella type blade for floor type wind generator | |
| CN204827793U (en) | Vertical axis aerogenerator wind wheel | |
| CN206060617U (en) | A kind of wind and solar hybrid generating system of new-generation efficiency high | |
| CN201180625Y (en) | H sail wing shaped three-group windmill retrograde rotation generator set | |
| CN204729229U (en) | The vertical axis windmill of a kind of stepped construction, automatically change oar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080910 |