CN104747380A - Vertical-axis wind driven generator - Google Patents
Vertical-axis wind driven generator Download PDFInfo
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- CN104747380A CN104747380A CN201510115984.2A CN201510115984A CN104747380A CN 104747380 A CN104747380 A CN 104747380A CN 201510115984 A CN201510115984 A CN 201510115984A CN 104747380 A CN104747380 A CN 104747380A
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- wind wheel
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- wind
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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
The invention relates to power generation equipment, in particular to a vertical-axis wind driven generator. The vertical-axis wind driven generator comprises wind turbines and a generator body, the generator body comprises an inner rotor and an outer motor, the wind turbines comprise the first wind turbine and the second wind turbine, the first wind turbine drives the inner rotor of the generator body to rotate, the second wind turbine drives the outer rotor of the generator body to rotate, and the rotation direction of the first wind turbine is opposite to that of the second wind turbine. The vertical-axis wind driven generator can overcome the defects of high starting wind speed, the small application range, low reliability, poor economic benefits and short service life in the prior art and has the advantages of being low in starting wind speed, wide in application range, high in reliability, high in economic benefit, long in service life and the like.
Description
Technical field
The present invention relates to a kind of power generating equipment, be specifically related to a kind of vertical axis aerogenerator.
Background technique
As everyone knows, wind energy, as a kind of clean renewable energy sources, is more and more subject to the attention of countries in the world.Its amount of accumulateing is huge, and the wind energy in the whole world is about 2.74 × 109MW, and wherein available wind energy is 2 × 107MW, than the water energy total amount that the earth can develop also large 10 times.Wind energy is utilized by people very early, is mainly drawn water by windmill, flour milling etc., and now, people are interested is how to utilize wind to generate electricity.Be divided into 0-2 level to be called slight wind according to wind intensity, corresponding wind speed is: gentle breeze is 0.55-1.67m/s.
Wind-power electricity generation, is utilize wind-force to drive air vane to rotate, then the speed rotated is promoted through booster engine, impel electrical power generators; According to current windmill technology, be approximately the gentle breeze speed (degree of gentle breeze) of three meters per second, just can start generating.Wind-driven generator is the dynamic power machine of mechanical work by Wind resource change, also known as windmill.Although wind-driven generator is varied, is summed up and can be divided into two classes: horizontal axis wind-driven generator, the running shaft of wind wheel is parallel with wind direction; Vertical axis aerogenerator, the rotational axis vertical of wind wheel is in ground or airflow direction.
Vertical axis aerogenerator is when change of the wind without the need to wind, and be a large advantage relative to horizontal axis wind-driven generator in this, it not only makes structural design simplify, and decreases wind wheel to gyro power during wind.The vertical axis aerogenerator utilizing resistance to rotate has several types, and wherein have the wind wheel utilizing flat board and quilt to make, this is a kind of pure resistance device; S type windmill, has part lift, but main or resistance device.
Above-mentioned wind-driven generator has larger starting torque, but tip-speed ratio is low, and when wind wheel size, weight and cost are certain, the power stage provided is low.In addition, the threshold wind velocity of vertical axis aerogenerator is high, and the gentle breeze generally needing wind speed the to be at least 3.5m/s wind that eases up could start.Have in prior art that threshold wind velocity is high, application area is little, reliability is low, deficiency in economic performance and the defect such as working life is short.
Summary of the invention
In order to solve in prior art, the vertical axis aerogenerator threshold wind velocity existed is high, application area is little, reliability is low, deficiency in economic performance and the problem such as working life is short, the invention provides that a kind of threshold wind velocity is low, applied widely, reliability is high, the good in economic efficiency vertical axis aerogenerator with long service life.
Technique effect of the present invention is achieved through the following technical solutions:
A kind of vertical axis aerogenerator, comprise wind wheel and generator, described generator comprises internal rotor and external rotor, described wind wheel comprises the first wind wheel and the second wind wheel, described first wind wheel drive electrical generators internal rotor rotates, described second wind wheel drive electrical generators external rotor rotates, and described first wind wheel turns to contrary with described second wind wheel.
Wherein, described wind wheel is cartridge type wind wheel.
Wherein, stating wind wheel is 3C shape cartridge type wind wheel.
Wherein, described generator is that external rotor and internal rotor can the direct drive generator of Double-directional rotary.
Wherein, also comprise blade, described blade is fixed on the second wind wheel.
Wherein, described blade is top in shape blade.
Wherein, also comprise bearing support, described bearing support is arranged on wind-driven generator bottom.
Wherein, described bearing support is magnetic suspension shaft bearing, comprise axially superpose with radial Permanent-magnet bearing, protect bearing, housing and end cap, described end cap is arranged on housing two ends, and described Permanent-magnet bearing is arranged in housing, and described protection bearing is arranged in end cap.
Wherein, also comprise blade locking device, described blade locking device is used for blade axially to locate fixing at vertical shaft.
Wherein, also comprise the first wind wheel lock jack panel, first wind wheel first clamping sleeve, blade position rotating bearing, blade rotary bearing outer ring locating cover, top in shape blade three-pawl type bearing dish, top in shape blade tightening nut, first wind wheel second clamping sleeve, second wind wheel positioning bearing, be socketed in the first wind wheel lock jack panel on main shaft successively, first wind wheel first clamping sleeve, blade position rotating bearing, blade rotary bearing outer ring locating cover, top in shape blade three-pawl type bearing dish, top in shape blade tightening nut, first wind wheel second clamping sleeve, first wind wheel, top in shape blade, second wind wheel, second wind wheel positioning bearing is formed jointly can the wind wheel system of bidirectional rotation.
Concrete, described top in shape leaf cross-section is streamline; 3C shape first wind wheel and the sheathed tight nitre of inner rotor shaft, drive direct driving motor internal rotor permanent-magnetic dish to turn clockwise; Top in shape blade upper end with fastening in the three-pawl type bearing dish of 120 radians, top in shape blade lower end is connected with 3C shape second wind wheel bottom, the upper end of 3C shape second wind wheel and direct driving motor external rotor fastening, drive direct driving motor external rotor winding is rotated counterclockwise.Direct driving motor internal rotor is set between the first wind wheel and the second wind wheel, and internal rotor permanent-magnetic dish and interior rotating shaft lock; The upper and lower winding of external rotor and 3C shape second wind wheel fastening, drive direct driving motor internal rotor permanent-magnetic dish to turn clockwise by 3C shape first wind wheel; Top in shape blade and 3C shape second wind wheel drive direct driving motor external rotor winding to be rotated counterclockwise.Magnetic suspension shaft bearing is made up of the Permanent-magnet bearing axially superposed with radial direction and protection bearing, housing end plug, tight split nut etc.The low wind speed wind power generator of magnetic suspension vertical shaft two-way 3C cartridge type wind wheel structure coordinates sheathed lightning conductor successively in described vertical major, first wind wheel lock jack panel, first wind wheel first clamping sleeve, blade position rotating bearing, blade rotary bearing outer ring locating cover, top in shape blade three-pawl type bearing dish, top in shape blade tightening nut, first wind wheel second clamping sleeve, 3C shape first wind wheel, direct drive generator internal rotor, direct-drive permanent-magnetism generator, direct drive generator external rotor, top in shape blade, magnetic suspension bearing, 3C shape second wind wheel, second wind wheel positioning bearing.
Described " C " shape cartridge type first wind wheel assembly, comprises " 3C " type first wind wheel that employing at least three half-round metal sheets are made; Coordinate and be arranged on " 3C " type second wind wheel assembly directly driven below generator, comprise " C " type second wind wheel that employing at least three half-round metal sheets are made.
The invention has the beneficial effects as follows:
The electric generator driven by weak wind of magnetic suspension vertical shaft of the present invention two-way 3C cartridge type wind wheel structure, can overcome in prior art that threshold wind velocity is high, Applicable scope is little, reliability is low, deficiency in economic performance and the defect such as working life is short, to realize that threshold wind velocity is low, applied widely, reliability is high, the good in economic efficiency advantage with long service life.
Accompanying drawing explanation
Fig. 1 is vertical shaft wind power generator structure schematic diagram disclosed by the invention;
Fig. 2 is the electric generator structure schematic diagram of vertical axis aerogenerator disclosed by the invention;
Fig. 3 is vertical axis aerogenerator magnetic suspension shaft holder structure schematic diagram disclosed by the invention;
Fig. 4 is vertical axis aerogenerator three-pawl type bearing dish structural representation disclosed by the invention;
Fig. 5 is vertical axis aerogenerator top in shape blade structure schematic diagram disclosed by the invention;
Fig. 6 is vertical axis aerogenerator 3C shape first wind wheel disclosed by the invention, 3C shape second wind wheel cross-sectional structure schematic diagram.
Embodiment
Technical solution of the present invention is introduced in detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of vertical shaft low wind speed wind power generator, comprising: top in shape blade 13 and two-way 3C cartridge type wind wheel 9,15; Can the direct-drive motor 11 of Double-directional rotary; Axially with the Permanent-magnet bearing of radial superposition and magnetic suspension shaft bearing 14 3 part of mechanical bearing mixing.
Concrete, vertical shaft low wind speed wind power generator coordinates sheathed lightning conductor 1 successively in described vertical major, first wind wheel lock jack panel 2, first wind wheel first clamping sleeve 3, blade position rotating bearing 4, blade rotary bearing outer ring locating cover 5, top in shape blade three-pawl type bearing dish 6, top in shape blade tightening nut 7, first wind wheel second clamping sleeve 8, 3C shape first wind wheel 9, direct drive generator internal rotor 10, direct-drive permanent-magnetism generator 11, direct drive generator external rotor 12, top in shape blade 13, magnetic suspension bearing 14, 3C shape second wind wheel 15, second wind wheel positioning bearing 16.
Described top in shape blade 13 cross section is streamline (as shown in Figure 4), and forms whole generator wind wheel with two-way 3C cartridge type wind wheel 9/15; 3C shape first wind wheel 9 and the sheathed tight nitre of inner rotor shaft 10, drive direct driving motor internal rotor permanent-magnetic dish 20 to turn clockwise; Top in shape blade 13 upper end is fastening at top in shape blade fixing part 7 with the three-pawl type bearing dish 6 in 120 radians, top in shape blade 13 lower end is connected with 3C shape second wind wheel 15 bottom, the upper end of 3C shape second wind wheel 15 and direct driving motor 11 external rotor 12 fastening, drive direct driving motor 11 external rotor winding 18 to be rotated counterclockwise.Concrete, described three-pawl type bearing dish 6 arranges on the vertical axis, meanwhile, is also provided with blade position rotating bearing 4 and outer ring locating cover 5.Described top in shape blade 13 forms by 3, and leaf cross-section is streamline, and top in shape blade 13 three-pawl type bearing dish 6 is socketed on described vertical shaft, and streamline top in shape blade 13 top and blade three-jaw flange plate 6 are connected; Streamline top in shape blade 13 bottom and 3C shape second wind wheel 15 be socketed on described main shaft are fastening, and 3C shape second wind wheel 15 top, with directly to drive generator external rotor 12 fastening, drive together with streamline top in shape blade 13 and directly drives generator external rotor 12 and rotate; It is tight that 3C shape first wind wheel 9 and inner rotor shaft 11 are socketed nitre, and the first wind wheel 9 drive electrical generators 11 internal rotor rotates.
As shown in Figure 2, generator comprises external rotor 12 and internal rotor, and described external rotor comprises the upper and lower winding 18 of external rotor and outer rotor case 19, and internal rotor comprises inner rotor shaft 10 and internal rotor permanent-magnetic dish 20; Direct driving motor 11 internal rotor is set between first, second wind wheel 9/15, and internal rotor permanent-magnetic dish 20 and interior rotating shaft 10 lock; The upper and lower winding of external rotor 18 is fastening with 3C shape second wind wheel 15, drives direct driving motor 11 internal rotor permanent-magnetic dish 20 to turn clockwise by 3C shape first wind wheel 9; Top in shape blade 13 and 3C shape second wind wheel 15 drive direct driving motor 11 external rotor winding 18 to be rotated counterclockwise.
As shown in Figure 3, described magnetic suspension shaft bearing 14 adopts the structural type of the Permanent-magnet bearing of a kind of axis and radial superposition and the generator supporting of mechanical bearing mixing.Comprise that housing upper end cap 22, first protects bearing 23, in magnetosphere 24, radial magnetic bearing outer magnetic ring 25, wind-driven generator outer rotor case 26, axial magnetic suspension bearing 27, radial magnetic bearing, magnetosphere 28, radial magnetic bearing outer magnetic ring 29, second protect bearing 30, outer rotor case lower end cap 31, locking nut 21 in radial magnetic bearing.
Concrete, being socketed in that the first wind wheel lock jack panel 2, first wind wheel first clamping sleeve 3 on vertical shaft main shaft, blade position rotating bearing 4, blade rotary bearing outer ring locating cover 5, top in shape blade three-pawl type bearing dish 6, top in shape blade tightening nut 7, first wind wheel second clamping sleeve 8,3C shape first wind wheel 9,9 top in shape blade 13,3C shape second wind wheel 15, second wind wheel positioning bearing 16 form jointly can the wind wheel system of bidirectional rotation.
Described " C " type first wind wheel assembly, comprises " 3C " type first wind wheel that employing at least three half-round metal sheets are made; Coordinate and be arranged on " C " type second wind wheel assembly directly driven below generator, comprise " C " type second wind wheel that employing at least three half-round metal sheets are made.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a vertical axis aerogenerator, comprise wind wheel and generator, it is characterized in that: described generator comprises internal rotor and external rotor, described wind wheel comprises the first wind wheel and the second wind wheel, described first wind wheel drive electrical generators internal rotor rotates, described second wind wheel drive electrical generators external rotor rotates, and described first wind wheel turns to contrary with described second wind wheel.
2. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described wind wheel is cartridge type wind wheel.
3. a kind of vertical axis aerogenerator according to claim 2, is characterized in that: stating wind wheel is 3C shape cartridge type wind wheel.
4. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described generator is that external rotor and internal rotor can the direct drive generator of Double-directional rotary.
5. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: also comprise blade, and described blade is fixed on the second wind wheel.
6. a kind of vertical axis aerogenerator according to claim 5, is characterized in that: described blade is top in shape blade.
7. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: also comprise bearing support, and described bearing support is arranged on wind-driven generator bottom.
8. a kind of vertical axis aerogenerator according to claim 1, it is characterized in that: described bearing support is magnetic suspension shaft bearing, comprise axially superpose with radial Permanent-magnet bearing, protect bearing, housing and end cap, described end cap is arranged on housing two ends, described Permanent-magnet bearing is arranged in housing, and described protection bearing is arranged in end cap.
9. a kind of vertical axis aerogenerator according to claim 5, is characterized in that: also comprise blade locking device, and described blade locking device is used for blade axially to locate fixing at vertical shaft.
10. a kind of vertical axis aerogenerator according to claim 1, it is characterized in that: also comprise the first wind wheel lock jack panel, first wind wheel first clamping sleeve, blade position rotating bearing, blade rotary bearing outer ring locating cover, top in shape blade three-pawl type bearing dish, top in shape blade tightening nut, first wind wheel second clamping sleeve, second wind wheel positioning bearing, be socketed in the first wind wheel lock jack panel on main shaft successively, first wind wheel first clamping sleeve, blade position rotating bearing, blade rotary bearing outer ring locating cover, top in shape blade three-pawl type bearing dish, top in shape blade tightening nut, first wind wheel second clamping sleeve, first wind wheel, top in shape blade, second wind wheel, second wind wheel positioning bearing is formed jointly can the wind wheel system of bidirectional rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510115984.2A CN104747380A (en) | 2015-03-17 | 2015-03-17 | Vertical-axis wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510115984.2A CN104747380A (en) | 2015-03-17 | 2015-03-17 | Vertical-axis wind driven generator |
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| Publication Number | Publication Date |
|---|---|
| CN104747380A true CN104747380A (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510115984.2A Pending CN104747380A (en) | 2015-03-17 | 2015-03-17 | Vertical-axis wind driven generator |
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| Country | Link |
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| CN (1) | CN104747380A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545604A (en) * | 2016-01-18 | 2016-05-04 | 汪维朴 | Full-rotor speed-multiplying wind driven generator |
| WO2019129049A1 (en) * | 2017-12-27 | 2019-07-04 | 胡国祥 | Vertical axis wind turbine having two oppositely rotating impellers constructed along the same axis |
| CN110107453A (en) * | 2019-06-18 | 2019-08-09 | 河南卫星科技有限公司 | A kind of tower-type wind generating equipment and its power generator |
| CN112302876A (en) * | 2020-11-12 | 2021-02-02 | 金昌男 | Bidirectional vertical shaft frame type wind generating set |
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| CN202326021U (en) * | 2011-11-15 | 2012-07-11 | 新疆尚能太阳能科技有限公司 | Two-way air duct type magnetic suspension wind power generation device |
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2015
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1650432A1 (en) * | 2003-07-08 | 2006-04-26 | Cosmo Plant Co. Ltd. | Wind power generation system, arrangement structure of permanent magnets, and electricity/force conversion system |
| KR20070098287A (en) * | 2006-03-31 | 2007-10-05 | 금풍에너지 주식회사 | Aerogenerator |
| CN101555905A (en) * | 2008-04-08 | 2009-10-14 | 卓向东 | Magnetic suspension bearing and suspended rotating shaft |
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| CN201277151Y (en) * | 2008-10-29 | 2009-07-22 | 张俊杰 | Vertical-axis double-wind wheel retrograde-rotation aerogenerator |
| CN101725477A (en) * | 2008-10-31 | 2010-06-09 | 余民 | Vertical-axis wind driven generator with double layers of wind wheels and method thereof for speeding up rotation of wind wheel |
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| CN201521398U (en) * | 2009-05-12 | 2010-07-07 | 唐建一 | Confrontation magnetic force combination of magnetic suspension bearings of vertical shaft magnetic suspension wind driven generator |
| CN101761454A (en) * | 2009-10-30 | 2010-06-30 | 北京航空航天大学 | Vertical shaft maglev wind power generator |
| CN101915214A (en) * | 2010-07-22 | 2010-12-15 | 南京工业大学 | Five-degree-of-freedom full-suspension vertical axis wind driven generator with outer rotor structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545604A (en) * | 2016-01-18 | 2016-05-04 | 汪维朴 | Full-rotor speed-multiplying wind driven generator |
| WO2019129049A1 (en) * | 2017-12-27 | 2019-07-04 | 胡国祥 | Vertical axis wind turbine having two oppositely rotating impellers constructed along the same axis |
| CN110107453A (en) * | 2019-06-18 | 2019-08-09 | 河南卫星科技有限公司 | A kind of tower-type wind generating equipment and its power generator |
| CN112302876A (en) * | 2020-11-12 | 2021-02-02 | 金昌男 | Bidirectional vertical shaft frame type wind generating set |
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Application publication date: 20150701 |