CN2841999Y - Rotate perpendicular axis type wind-driven generator in opposite directions - Google Patents
Rotate perpendicular axis type wind-driven generator in opposite directions Download PDFInfo
- Publication number
- CN2841999Y CN2841999Y CNU2005200664583U CN200520066458U CN2841999Y CN 2841999 Y CN2841999 Y CN 2841999Y CN U2005200664583 U CNU2005200664583 U CN U2005200664583U CN 200520066458 U CN200520066458 U CN 200520066458U CN 2841999 Y CN2841999 Y CN 2841999Y
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- external rotor
- stator
- permanent magnet
- generator
- opposite directions
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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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of perpendicular axis type wind-driven generator that rotates in opposite directions, comprise the stator vane group, external rotor vane group and permanent magnet generator with stator and external rotor, the stator vane group is connected on the stator of permanent magnet generator, can drive this stator and rotate along first direction; The external rotor vane group is connected on the external rotor of permanent magnet generator, can drive this external rotor along the second direction rotation opposite with described first direction.With respect to having only one group of blade to be connected for the epitrochanterian structure of permanent magnet generator, the structure of this wind-driven generator that the utility model provides is doubled permanent magnet generator rotating speed under identical wind condition, the specified rotating speed of the rotational speed of blade and permanent magnet generator is complementary, and can assists and realize that breeze conditions startup down moves.
Description
Technical field
The utility model relates to a kind of wind-driven generator, and more specifically, the utility model relates to a kind of perpendicular axis type wind-driven generator.
Background technique
Wind-driven generator is a kind ofly to utilize the pneumatic equipment blades made capturing wind energy, and is converted into rotating mechanical energy, so drive generator for electricity generation can source machine.It is divided into large-scale wind driven generator and small-sized wind power generator according to the big young pathbreaker of its scale and power.China is the main production and the exported country of small-sized wind power generator.
In the prior art, small-sized wind power generator mainly contains horizontal shaft type and two kinds of structures of perpendicular axis type, and these two kinds of structures all adopt wind energy conversion system directly to drive the permanent magnet generator mode.
The shortcoming of horizontal shaft type wind-driven generator is that startup wind-force is bigger, generally needs to start wind speed at 3.5m/s～4.0m/s ability starter-generator, can't realize gentle breeze (light breeze) startup generating.
The startup of perpendicular axis type wind-driven generator is changeed apart from big, can realize the breeze start-up generating, but its vertical shaft structural limitations its rotating speed, the linear velocity of pneumatic equipment blades made rotation can not be higher than wind speed, the turning radius is big more, then rotating speed is just low more.And the permanent magnet generator rotating speed that is used for wind-driven generator is had relatively high expectations, and general rotating speed all could effectively generate electricity more than 300 rev/mins.Perpendicular axis type wind-driven generator of the prior art adopts vertical rotation wind energy conversion system and the direct-connected mode of permanent magnet generator, and wind energy conversion system is installed on the rotor of permanent magnet generator, utilizes the rotor of the blade rotation drive permanent magnet generator of wind energy conversion system to rotate and generates electricity.And high-revolving permanent magnet generator does not match with slow-revving wind energy conversion system when wind speed is low, and permanent magnet generator can't be operated in the specified design speed, and the electric energy of needs also just can't be provided, and has influenced generating efficiency.
In addition, the speed governing of perpendicular axis type generator of the prior art is difficulty comparatively, and the protection under the high wind speed of capturing wind energy, and mistake to greatest extent also can only be leaned on the mechanical type braking device.
Therefore, provide a kind of perpendicular axis type wind-driven generator of rotation in opposite directions of above-mentioned shortcoming that solves in fact for necessary.
Summary of the invention
The purpose of this utility model is to provide a kind of perpendicular axis type wind-driven generator that rotates in opposite directions, be achieved through the following technical solutions: this rotates perpendicular axis type wind-driven generator in opposite directions and comprises the stator vane group, external rotor vane group and permanent magnet generator with stator and external rotor, described stator vane group is connected on the stator of described permanent magnet generator, can drive this stator and rotate along first direction; Described external rotor vane group is connected on the external rotor of described permanent magnet generator, can drive this external rotor along the second direction rotation opposite with described first direction.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, described stator vane group comprises a plurality of stator vanes, and each described stator vane connects blade by a plurality of stators and is connected on the stator of described permanent magnet generator; Described external rotor vane group comprises a plurality of external rotor blades, and each described external rotor blade pass is crossed a plurality of external rotors connection blades and is connected on the external rotor of described permanent magnet generator.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, each described stator vane and each described external rotor blade constitute by host wing and wing flap, and described wing flap can be adjusted the drift angle with respect to described host wing.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, described wing flap by direct current generator by a pair of gear drive, described direct current generator is controlled its running by wireless remote controller, and then controls described wing flap and adjust the drift angle with respect to described host wing.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, described stator connects blade, and is connected blade with described external rotor be lift aerofoil profile connection blade.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, the stator flange plate is installed on the stator of described permanent magnet generator, described stator vane group is installed on the described stator flange plate; The external rotor flange plate is installed on the external rotor of described permanent magnet generator, and described external rotor vane group is installed on the described external rotor flange plate.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, each described stator vane and each described external rotor blade adopt NACA2414 or NACA23012 aerofoil profile.
In a kind of specific embodiment that rotates perpendicular axis type wind-driven generator in opposite directions that the utility model provides, also comprise pylon, one end of this pylon connects described permanent magnet generator, and this pylon is used to support described permanent magnet generator and described stator vane group and external rotor vane group.
The utility model adopts two groups of blades, one group of stator that connects permanent magnet generator, and stator and external rotor that one group of external rotor that connects permanent magnet generator, and under the driving of wind-force, two groups of blades will drive this permanent magnet generator rotate in opposite directions.With respect to having only one group of blade to be connected for the epitrochanterian structure of permanent magnet generator, the structure of this wind-driven generator that the utility model provides is doubled permanent magnet generator rotating speed under identical wind condition, and the specified rotating speed of the rotational speed of blade and permanent magnet generator is complementary.Simultaneously, adopt the structure of two groups of blades also to reduce the size and the turning radius of blade with respect to the structure of one group of blade.In the specific embodiment of the present utility model, the adjustable flap configurations of employing can realize the maximum of wind energy catch with high wind speed under the self-protection function; Adopt the lift aerofoil profile to connect blade and can effectively reduce the mechanical load on the bearing when rotating, prolong physical life.
Description of drawings
A kind of overall structure figure that rotates perpendicular axis type wind-driven generator in opposite directions that Fig. 1 provides for the utility model;
A kind of sectional drawing that rotates the permanent magnet generator of perpendicular axis type wind-driven generator in opposite directions that Fig. 2 provides for the utility model;
A kind of structural drawing that rotates the stator vane of perpendicular axis type wind-driven generator in opposite directions that Fig. 3 provides for the utility model;
Fig. 4 for the utility model provide a kind of rotate in opposite directions perpendicular axis type wind-driven generator stator vane when work normal operative condition under structural drawing;
Fig. 5 for the utility model provide a kind of rotate in opposite directions perpendicular axis type wind-driven generator stator vane when work breeze start-up situation under structural drawing;
Fig. 6 for the utility model provide a kind of rotate in opposite directions perpendicular axis type wind-driven generator stator vane when work structural drawing under big wind speed situation;
Embodiment
Explain a kind of perpendicular axis type wind-driven generator that rotates in opposite directions that the utility model provides in detail below in conjunction with accompanying drawing.
With reference to figure 1, a kind of perpendicular axis type wind-driven generator in opposite directions comprises permanent magnet generator 3, and this permanent magnet generator 3 comprises stator 30 and external rotor 31.Described stator 30 is cylindrical, described external rotor 31 is then cylindrical, and the inside radius of external rotor 31 is greater than the radius of described stator 30, thereby stator 30 can be at the inner hollow position of external rotor 31 relative to rotating freely, described stator 30 and external rotor 31 can rotate, its title is to adopt the title of conventional art, can not limit its function.
This perpendicular axis type wind-driven generator that rotates in opposite directions also comprises stator vane group 1 and external rotor vane group 2.Described stator vane group 1 is installed on the stator 30, and can drive this stator 30 in upward rotation of first direction (for example clockwise direction); External rotor vane group 2 then is installed on the external rotor 31, and can drive this external rotor 31 with described first party in the opposite direction (for example counterclockwise) go up rotation.That is to say that the rotation in opposite directions under vane group drive separately of stator 30 and external rotor 31 is compared with the wind-driven generator that has only an external rotor rotation in the prior art, this technology is doubled the rotating speed of permanent magnet generator.
In the present embodiment, described stator vane group 1 and external rotor vane group 2 all comprise a plurality of (present embodiment is 3) blade, we are referred to as stator vane 10 blade on the stator vane group 1, and the blade on the external rotor vane group 2 we be referred to as external rotor blade 20, described stator vane 10 and external rotor blade 20 structures still be function all be the same, if so hereinafter only introduce wherein a kind of blade, another blade also is same 26S Proteasome Structure and Function, has just introduced no longer in addition.
In the present embodiment, described stator vane group 1 comprises all that with external rotor vane group 2 a plurality of (present embodiment is 6) are connected blade, we are referred to as stator connection blade 11 connection blade on the stator vane group 1, and the connection blade on the external rotor vane group 2 we be referred to as external rotor and connect blade 21, described stator connect blade 11 be connected with external rotor blade 21 structures still be function all be the same, if so hereinafter only introduce wherein a kind of connection blade, another connects blade also is same 26S Proteasome Structure and Function, has just introduced no longer in addition.
No matter be stator vane group 1 or external rotor vane group 2, all be that the connection blade by separately is connected on stator 30 or the external rotor 31.
This perpendicular axis type wind-driven generator that rotates in opposite directions comprises that also one supports the pylon 4 of described permanent magnet generator 3 and described stator vane group 1 and external rotor vane group 2.This pylon one end connects described permanent magnet generator 3, and the other end is then imbedded underground this wind-driven generator that is used for fixing.
With reference to figure 2, this Fig. 2 is the sectional drawing of permanent magnet generator 3.This permanent magnet generator 3 comprises stator 30 and external rotor 31.The top of described stator 30 is equipped with stator flange plate 300, connects blade 11 fixed stator blades 10 thereby this stator flange plate 300 is used to install stator.The top of described external rotor 31 is equipped with external rotor flange plate 310, connects fixedly external rotor blade 20 of blade 21 thereby this external rotor flange plate 310 is used to install external rotor.This external rotor 31 also comprises a supporting drum 312, on the top of this supporting drum 312 bearing 301 is housed, and this bearing 301 can support and the bearing of lubrication for ball bearing or other rise, and bearing 301 helps stator 30 swimmingly with respect to supporting drum 312 rotations.Between the rotating part (figure does not show) of supporting drum 312 and external rotor 31, bearing 311 is housed, in the present embodiment, this bearing 311 comprises 4 branch footstep bearings, has 3 branch footstep bearings to be positioned at the upper end of this supporting drum 312, has 1 branch footstep bearing to be positioned at the lower end of this supporting drum 312.Described supporting drum 312 lower ends are fixed on (figure does not show) on the described pylon 4, thus, stator 30 can be with respect to supporting drum 312 rotations, the rotating part of external rotor 31 is also with respect to supporting drum 312 rotations, as long as just can determine the sense of rotation of stator 30 and external rotor 31 by the different installation directions of vane group.
With reference to figure 3, a kind of structural drawing that rotates the stator vane of perpendicular axis type wind-driven generator in opposite directions that Fig. 3 provides for the utility model.Because the structure and the mode of operation of external rotor blade and stator vane are just the same, therefore stator vane is only described here, the external rotor blade is just described no longer in addition.As shown in the figure, stator vane 10 comprises main wing 100 and wing flap 101, this wing flap 101 is equipped with gear train 102 near an end of main wing 100, this gear train 102 is controlled its runnings by a transmission shaft (figure does not show) by a direct current motor 103, this direct current generator 103 is controlled its running by a wireless remote controller (figure does not show), and then 102 runnings of control gear group, gear train 102 will drive described wing flap 101 and adjust the drift angle with respect to main wing 100.
This wind-driven generator can start under breeze conditions, and during breeze start-up, the wing flap 101 times of controlling described stator vane 10 by wireless remote controller partially, referring to Fig. 5, when wing flap 101 times was inclined to one side, stator vane 10 will obtain bigger startup changeed distance, can start smoothly under breeze conditions.When startup is finished, wind speed is also in specified scope, i.e. this wind-driven generator work is under normal operation the time, the wing flap 101 of controlling described stator vane 10 by wireless remote controller does not have the drift angle with main wing 100, referring to Fig. 4, promptly this wing flap 101 keeps streamlined contour with main wing 100, and this profile meets the aerodynamic characteristics requirement.When wind speed is excessive when need reducing the rotating speed of vane group, control by wireless remote controller on the wing flap 101 of described stator vane 10 partially, referring to Fig. 6, this moment stator vane 10 pneumatic commentaries on classics apart from reducing, and then the rotating speed of stator vane group 1 is reduced.Described control device of wireless can adopt single-chip microcomputer as controller, because this technology is a known technology, does not repeat them here.
In a specific embodiment of the present utility model, each described stator vane 10 and each described external rotor blade 20 adopt NACA2414 or NACA23012 aerofoil profile, the support keel packing is arranged in the middle of adopting, the structural type of glass fibre is wrapped in the outside, with weight reduction and make appearance profile guarantee certain shape, strength and stiffness.
In a specific embodiment of the present utility model, described stator connects blade 11 and is connected blade 21 with described external rotor for the lift aerofoil profile connects blade, the bearing load when utilizing the lift of aerodynamic force generation to reduce to rotate, raising bearing working life.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (8)
1. one kind is rotated perpendicular axis type wind-driven generator in opposite directions, comprise the stator vane group, external rotor vane group and permanent magnet generator with stator and external rotor, it is characterized in that: described stator vane group is connected on the stator of described permanent magnet generator, can drive this stator and rotate along first direction; Described external rotor vane group is connected on the external rotor of described permanent magnet generator, can drive this external rotor along the second direction rotation opposite with described first direction.
2. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 1 is characterized in that: described stator vane group comprises a plurality of stator vanes, and each described stator vane connects blade by a plurality of stators and is connected on the stator of described permanent magnet generator; Described external rotor vane group comprises a plurality of external rotor blades, and each described external rotor blade pass is crossed a plurality of external rotors connection blades and is connected on the external rotor of described permanent magnet generator.
3. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 2 is characterized in that: each described stator vane and each described external rotor blade constitute by host wing and wing flap, and described wing flap can be adjusted the drift angle with respect to described host wing.
4. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 3, it is characterized in that: described wing flap by direct current generator by a pair of gear drive, described direct current generator is controlled its running by wireless remote controller, and then controls described wing flap and adjust the drift angle with respect to described host wing.
5. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 2 is characterized in that: described stator connection blade is connected blade with described external rotor be that the lift aerofoil profile connects blade.
6. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 2 is characterized in that: the stator flange plate is installed on the stator of described permanent magnet generator, and described stator vane group is installed on the described stator flange plate; The external rotor flange plate is installed on the external rotor of described permanent magnet generator, and described external rotor vane group is installed on the described external rotor flange plate.
7. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 2 is characterized in that: each described stator vane and each described external rotor blade adopt NACA2414 or NACA23012 aerofoil profile.
8. the perpendicular axis type wind-driven generator that rotates in opposite directions as claimed in claim 1, it is characterized in that: also comprise pylon, one end of this pylon connects described permanent magnet generator, and this pylon is used to support described permanent magnet generator and described stator vane group and external rotor vane group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200664583U CN2841999Y (en) | 2005-10-31 | 2005-10-31 | Rotate perpendicular axis type wind-driven generator in opposite directions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200664583U CN2841999Y (en) | 2005-10-31 | 2005-10-31 | Rotate perpendicular axis type wind-driven generator in opposite directions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2841999Y true CN2841999Y (en) | 2006-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200664583U Expired - Fee Related CN2841999Y (en) | 2005-10-31 | 2005-10-31 | Rotate perpendicular axis type wind-driven generator in opposite directions |
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| Country | Link |
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| CN (1) | CN2841999Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886609A (en) * | 2010-04-23 | 2010-11-17 | 余德清 | High-efficiency wind driven generator |
| CN102384024A (en) * | 2010-08-26 | 2012-03-21 | 陈忠维 | Vertical axis wind turbine with fixed shaft |
| CN103850882A (en) * | 2014-03-25 | 2014-06-11 | 上海电机学院 | Wind power generation device and power generation method thereof |
| CN104481788A (en) * | 2014-09-29 | 2015-04-01 | 华北电力大学（保定） | Bidirectional double-channel and double-rotor sea wave impact power generating device |
| CN105156273A (en) * | 2015-08-11 | 2015-12-16 | 王平利 | Non-stator high-frequency and low-rotating-speed wind driven generator with electron core |
| CN106640522A (en) * | 2015-11-01 | 2017-05-10 | 肖斌 | Control system adopting opposite rotation for vertical axis type wind driven generator |
-
2005
- 2005-10-31 CN CNU2005200664583U patent/CN2841999Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886609A (en) * | 2010-04-23 | 2010-11-17 | 余德清 | High-efficiency wind driven generator |
| CN101886609B (en) * | 2010-04-23 | 2012-09-19 | 余德清 | High-efficiency wind driven generator |
| CN102384024A (en) * | 2010-08-26 | 2012-03-21 | 陈忠维 | Vertical axis wind turbine with fixed shaft |
| CN103850882A (en) * | 2014-03-25 | 2014-06-11 | 上海电机学院 | Wind power generation device and power generation method thereof |
| CN103850882B (en) * | 2014-03-25 | 2016-04-20 | 上海电机学院 | A kind of wind generating unit and electricity-generating method thereof |
| CN104481788A (en) * | 2014-09-29 | 2015-04-01 | 华北电力大学（保定） | Bidirectional double-channel and double-rotor sea wave impact power generating device |
| CN105156273A (en) * | 2015-08-11 | 2015-12-16 | 王平利 | Non-stator high-frequency and low-rotating-speed wind driven generator with electron core |
| CN105156273B (en) * | 2015-08-11 | 2019-03-01 | 王平利 | Without stator high frequency slow-speed of revolution electronics core wind-driven generator |
| CN106640522A (en) * | 2015-11-01 | 2017-05-10 | 肖斌 | Control system adopting opposite rotation for vertical axis type wind driven generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061129 Termination date: 20091130 |