CN102116261B - Symmetrical airfoil fan wind turbine and magnetic suspension magnetomotive generating set thereof - Google Patents
Symmetrical airfoil fan wind turbine and magnetic suspension magnetomotive generating set thereof Download PDFInfo
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- CN102116261B CN102116261B CN 200910244508 CN200910244508A CN102116261B CN 102116261 B CN102116261 B CN 102116261B CN 200910244508 CN200910244508 CN 200910244508 CN 200910244508 A CN200910244508 A CN 200910244508A CN 102116261 B CN102116261 B CN 102116261B
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- energy conversion
- conversion system
- wind energy
- symmetrical airfoil
- rail
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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
Abstract
The invention discloses a symmetrical airfoil fan wind turbine and a magnetic suspension magnetomotive generating set thereof. A spindle is fixed on a base; a wheel circle of a wind turbine is connected with the spindle through a bearing; symmetrical airfoil fans are arranged at the edges of the wheel circle, and are connected and fixed with the wheel circle through airfoil seats at two ends; moreover, the orientations of the front edges of the symmetrical airfoil fans are consistent. A permanent magnetic suspension mechanism and a torque transfer mechanism of a magnetic motor of the invention can reduce the friction resistance of the wind turbine during rotation, and enhance the stability of the wind turbine during rotation; a generator shaft is connected with a rotor axle of the magnetic motor, and is driven by the rotor axle of the magnetic motor to generate electricity. A plurality of low-power generators are adopted to be matched with the maximum generating energy of motion of the symmetrical airfoil fan wind turbine; the number of connected (or quitted) working generators are controlled by a microcomputer to lead the working generators to realize optimal dynamic balance with the energy of motion of the wind turbine under different wind speeds. The current of the generators is converted into a standard current through a converter and combined into a power grid, or the generators are used as off-grid generators.
Description
Technical field
The invention belongs to technical field of wind power generation.Be specifically related to symmetrical airfoil pectinid power machine technology, permanent magnetic suspension technology, magnetic motivation technology, generator techniques, current transformer technology.
Background technique
At present, a large amount of wind-driven generators that use are " cloverleaf horizontal axis wind-driven generators ".It is by elongated rod member: blade and pylon and horizontal axis constitute wind energy conversion system, and this machine becomes kinetic energy with wind energy transformation, are connected at the tail end of horizontal axis and generator and generate electricity.This technological shortcoming is:
1, a wind energy conversion system is corresponding with a generator; Wind speed is low can not to generate electricity; Modes such as necessary employing that wind speed is high " is turned one's head ", " facing upward head ", " rotate cabin facing the wind angle ", " feather " reduce the effect of wind-force to air vane, come down to have wasted wind energy;
2, generating capacity is low, and world lead level is 3MW, and in the middle of the research and development is 7MW.The rotor diameter of 3MW wind energy conversion system has reached 130 meters, high nearly 80 meters of pylon, and installation difficulty is big, and dimension inspection difficulty is big;
3, fan blade is poor to face of land turbulent wind adaptive capacity, has only overhead wind energy conversion system effectively to work;
4, the rotating speed of axle is low, and " tip-speed ratio " excessive (the tip linear velocity that is wind wheel blade is excessive) both produced very big noise, reduced the economic life again;
5, cost is high: 0.6 ten thousand RMB/kW.
Paper and the monograph of delivering above technology are a lot of like " wind technology " [work such as beautiful Tony Burton, Wu Xin etc. translate] (in September, 2007 front page).
Summary of the invention
The object of the present invention is to provide a kind of symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, to improve the defective that exists in the known technology.
For realizing above-mentioned purpose, symmetrical airfoil provided by the invention is fanned wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, and main structure is:
One wind tower, its end face is for installing the base of wind energy conversion system;
The main shaft of wind energy conversion system is arranged on the central authorities of base;
The main shaft top and bottom of wind energy conversion system connect wheel circle and lower whorl circle respectively;
Vertically and equally spacedly be connected with the symmetrical airfoil fan between last wheel circle and the lower whorl circle, the leading edge of symmetrical airfoil fan is towards unanimity;
The lower surface place of keeping to the side of lower whorl circle is provided with ring permanent magnetism rail, the center of rotation of ring permanent magnetism rail and the axis coinciding of main shaft on this;
The below of ring permanent magnetism rail is ring permanent magnetism rail down on the correspondence, and following ring permanent magnetism rail is fixed on the ring stand, and ring stand is fixed on the base, on encircle that permanent magnetism rail and following encircles that the structure of permanent magnetism rail is identical, radius equates, aligns up and down, like pole is corresponding; Last ring permanent magnetism rail and produce between the ring permanent magnetism rail down and scold suspending power with what wind energy conversion system had hanged;
At the lower surface of lower whorl circle and in the inboard of last ring permanent magnetism rail, be provided with linear stator ring rail; This linear stator ring rail is identical with the center of rotation of last ring permanent magnetism rail, and all with the axis coinciding of main shaft;
N utmost point permanent magnet and S utmost point permanent magnet equal and opposite in direction in the linear stator ring rail, and all equidistantly heteropole is spaced on both direction in length and breadth;
Annular is provided with several rotor wheel under linear stator ring rail, and rotor wheel is provided with the permanent-magnet pole of arranging in length and breadth, and wherein the N utmost point permanent magnet on the rotor wheel is with S utmost point permanent magnet equal and opposite in direction, spacing is identical and opposite pole is arranged at intervals; Simultaneously, the size of the permanent-magnet pole on the rotor wheel is identical with arrangement mode with the permanent-magnet pole size on arrangement mode and the linear stator ring rail; N utmost point permanent magnet in the rotor wheel is corresponding with S utmost point permanent magnet in the linear stator ring rail; S utmost point permanent magnet in the rotor wheel is corresponding with N utmost point permanent magnet in the linear stator ring rail;
The width of linear stator ring rail is identical with the width of rotor wheel;
The wheel shaft of rotor wheel is fixed on the wheel seat, and this wheel shaft connects the rotatingshaft of generator, and drives generator rotation generating.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, the main shaft of wind energy conversion system through bearing with on take turns the end that circle and lower whorl justify and be connected.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, last wheel circle and lower whorl circle are provided with wing seat with the joint of symmetrical airfoil fan, and wing seat internal fixation is inserted at the two ends of symmetrical airfoil fan.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, between the two ends of symmetrical airfoil fan and wing seat are interior fixedly is the method with bolt or welding.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, wing seat with on to take turns circle and lower whorl being connected between justifying be to use bolt.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, the top of wind energy conversion system is provided with protective umbrella made, and this protective umbrella made is connected fixing with main shaft.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, main shaft and wing seat are the metal material manufacturing.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, the symmetrical airfoil fan is material manufacture such as aluminum alloy, glass fibre reinforced plastics or graphite fiber.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof, wherein, the wheel circle is steel or aluminum alloy manufacturing.
Described symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device, wherein, the wind tower is reinforced concrete or steel manufacturing.
Description of drawings
Fig. 1 is symmetrical airfoil fan wind energy conversion system of the present invention and magnetic floating and magnetic moving electricity generating device principal section schematic representation thereof
Fig. 2 overlooks cross-sectional view for B-B place among Fig. 1
C-C looks up cross-sectional view in the place in Fig. 3 bitmap 1
Fig. 4 overlooks cross-sectional view for A-A place among Fig. 1
Fig. 5 is a K place amplification profile structural representation among Fig. 1
Fig. 6 is a H place amplification profile structural representation among Fig. 1
Fig. 7 is a M place structure for amplifying schematic representation among Fig. 3
Embodiment
The present invention holds up wind energy conversion system by permanent magnet suspension mechanism; To reduce the spin friction resistance; Each symmetrical airfoil fan of this wind energy conversion system does not rotate when parallel with the wind-force direction except that wing chord the moment; Other directions moment (principles well-known is not so detail) that all rotates, wind energy conversion system rotates under the effect of this moment.The driving torque of this wind energy conversion system passes to corresponding generator through some magnetic motivations; Cut-in operation platform number by the microcomputer control generator; The generating board number of cut-in operation when wind-force is big is many; When the generating board number of wind-force hour cut-in operation few, with the transient equiliblium constantly between the kinetic energy of the generating total output that realizes generator and wind energy conversion system generation.
The number of configured of generator of the present invention will be complementary with the acting ability that symmetrical airfoil is fanned wind energy conversion system, and its relation does
Generally speaking can the interval work wind speed as symmetrical airfoil fan wind energy conversion system of light air (1.5m/s)-hurricane (37m/s) is interval; 37m/s (should look local the concrete wind conditions of wind field in the actual engineering and design, or specific needs is designed for the maximum output wind speed of this wind energy conversion system.) to act on the power that produces on the symmetrical airfoil fan wind energy conversion system different for different wind speed; Answer the generator of corresponding varying number to carry out work; Insert (withdrawing from) working quantity (also just having controlled the rotating speed of wind energy conversion system) by the microcomputer control generator, send the optimal dynamic balance between the electric energy with kinetic energy and the generator that keeps symmetrical airfoil fan wind energy conversion system.Becoming normalized current through current transformer is connected to the grid.
The present invention will go up the lower whorl circle together by symmetrical airfoil fan and central shaft and connect to whole wind energy conversion system, and permanent magnet suspension mechanism and magnetic motivation mechanism thereunder are set.The device that generator generates electricity under the driving of magnetic motivation.Wherein specifically comprise:
Symmetrical airfoil fan wind energy conversion system by symmetrical airfoil fan, main shaft, go up wheel circle and lower whorl circle etc. and form.Main shaft is arranged on the center of wheel circle and lower whorl circle, and through bearing with on take turns circle and the round end binding of lower whorl.Symmetrical airfoil fan is arranged between wheel circle and the lower whorl circle and keeps to the side, and through wing seat with on take turns circle with lower whorl round binding fix.The mechanical structure that goes up thus between wheel circle and the flexible mistake of lower whorl and main shaft and the edge symmetrical airfoil fan links, and formation can the whole wind energy conversion system that rotates around main shaft.The leading edge of symmetrical airfoil fan pushes away the consistent moment of torsion of (drawing) force direction so that under the effect of wind-force, produce to wind energy conversion system all toward the direction.Four major advantages of this wind energy conversion system are: wing fan two ends up and down contacts the lift that sealing improves wind energy conversion system with wheel disc; Other directions at 360 degree all do not produce moment of torsion to symmetrical wing the moment of torsion except that two places parallel with wind direction do not produce; Wind direction can not influence proper functioning in 360 degree direction change at random; Mechanical structure and assembly technology are simple.
Permanent magnet suspension mechanism is made up of last ring suspension rail and following ring suspension rail.Last ring suspension rail is fixed on the lower surface of wind-force wheel circle, and following ring suspension rail is fixed on the support upper table surface.The lower end of wind energy conversion system main shaft is fixed on the center of support upper table surface.Upper and lower ring suspension rail is a center of rotation with the axle center of main shaft all, and radius is equal, aligns up and down; Like pole is corresponding; Its permanent magnetism scolds suspending power that wind energy conversion system is suspended, and realizes both having eliminated surface friction drag along gravitational direction non-contact rotation; Reduce vibration, improved the working life of wind energy conversion system again.
Magnetic motivation mechanism is made up of linear stator ring rail and rotor wheel.Linear stator ring rail is fixed on the lower surface of wind energy conversion system, the axis coinciding of its center of rotation and main shaft.Rotor wheel be arranged on linear stator ring rail under, be provided with air gap between the two, the permanent-magnet pole on permanent-magnet pole on the rotor wheel and the linear stator ring rail all adopts opposite pole spaced, and magnet sizes is identical with arrangement mode.Because in that there is a natural attraction between the sexes; Under the natural law effect that the same sex is repelled each other, the permanent magnet that rotor wheel and linear stator ring rail align up and down is the opposite sex each other, with all around the permanent magnet same sex each other; When wind energy conversion system rotates, driving linear stator ring rail together rotates; There is a natural attraction between the sexes with the same sex of adjacent permanent-magnet pole repels each other and drive rotor wheel and rotate and linear stator ring rail is through corresponding permanent-magnet pole, realized the non-contact transmitting torque, both eliminated surface friction drag; Reduce vibration, improved the working life of magnetic motivational system again.
The wheel shaft of alternator shaft and magnetic motor rotor wheel is connected, generating under it drives, and its electric current becomes normalized current through current transformer and is connected to the grid.
Below in conjunction with embodiment and accompanying drawing the present invention is elaborated, but should not be understood that qualification of the present invention.
Seeing also accompanying drawing 1, is symmetrical airfoil fan wind energy conversion system of the present invention and magnetic floating and magnetic moving electricity generating device principal section schematic representation thereof.As can beappreciated from fig. 1, the end face of wind tower 1 is the base 1a that wind energy conversion system 2 of the present invention is installed.The main shaft 2c of wind energy conversion system 2 is arranged on the central authorities of base 1a, and last wheel circle 2a, lower whorl circle 2b link with main shaft 2c through bearing (commercially available).Symmetrical airfoil fan 2d connects to the whole wind energy conversion system 2 that rotates around main shaft 2c through wing seat 2e and two ends wheel circle; Its fit does; Earlier symmetrical airfoil is fanned the two ends insertion wing seat 2e of 2d; With the method for bolt or welding both fixations, then with bolt with wing seat 2e and on take turns round 2a and lower whorl circle 2b links fixation.The top that protective umbrella made 3 is arranged on wind energy conversion system 2 is connected fixing with main shaft 2c.
Seeing also Fig. 2, is that B-B overlooks cross-sectional view in the place among Fig. 1 of the present invention.As can be seen from Figure 2, symmetrical airfoil fan 2d is arranged on the edge of lower whorl circle 2b equally spacedly, and with lower whorl circle 2b (with on take turns round 2a) vertical.Main shaft 2c be arranged on lower whorl circle 2b (with on take turns round 2a) central authorities, link through bearing.Under wind shown in the arrow 4, this wind energy conversion system counterclockwise rotation, the i.e. indicated sense of rotation of curved arrow 5.
Seeing also Fig. 3, is that C-C looks up cross-sectional view in the place among Fig. 1 of the present invention.As can be seen from Figure 3, encircle lower surface that permanent magnetism rail 6a the is arranged on lower whorl circle 2b place that keeps to the side, the axis coinciding of its center of rotation and main shaft 2c on.Seeing also Fig. 6, is H place amplification profile structural representation among Fig. 1 of the present invention.As can be seen from Figure 6, the below of ring permanent magnetism rail 6a is ring permanent magnetism rail 6b down on the correspondence, and both structures are identical, radius equates, align up and down, like pole is corresponding, and it scolds suspending power that wind energy conversion system 2 is hanged.Under encircle permanent magnetism rail 6b and be fixed on the ring stand 6c, ring stand 6c is fixed on the base 1a.Find out also that from Fig. 3 linear stator ring rail 7 is arranged on the lower whorl circle 2b lower surface, and in the last inboard of encircling permanent magnetism rail 6a.Both centers of rotation are identical, and all with the axis coinciding of main shaft 2c.Seeing also Fig. 7, is M place structure for amplifying schematic representation among Fig. 3.As can be seen from Figure 7, N utmost point permanent magnet 7a and S utmost point permanent magnet 7b equal and opposite in direction in the linear stator ring rail 7, and all equidistantly heteropole is spaced on both direction in length and breadth.Seeing also Fig. 5, is K place amplification profile structural representation among Fig. 1 of the present invention.As can be seen from Figure 5; Linear stator ring rail 7 is fixed on the lower surface of lower whorl circle 2b; Under linear stator ring rail 7, be provided with rotor wheel 8; On rotor wheel 8, be provided with the permanent-magnet pole of arranging in length and breadth, wherein N utmost point permanent magnet 8a is with S utmost point permanent magnet 8b equal and opposite in direction, spacing is identical and opposite pole is arranged at intervals.Permanent-magnet pole size on the rotor wheel 8 is identical with arrangement mode with the permanent-magnet pole size on arrangement mode and the linear stator ring rail 7.In that there is a natural attraction between the sexes, under the physics law effect that the same sex is repelled each other, the N utmost point permanent magnet 8a in the rotor wheel 8 is corresponding with S utmost point permanent magnet 7b in the linear stator ring rail 7.S utmost point permanent magnet 8b in the rotor wheel 8 is corresponding with N utmost point permanent magnet 7a in the linear stator ring rail 7.When linear stator ring rail 7 rotated with wind energy conversion system 2, rotor wheel 8 rotated under the effect of different in nature permanent-magnet pole attraction force and same sex permanent-magnet pole repulsive force.The wheel shaft 8c of rotor wheel 8 is fixed on the wheel seat 8d, and the rotatingshaft 9a of this 8c and generator 9 is connected, and drives generator rotation generating.
Seeing also Fig. 4, is that A-A overlooks cross-sectional view in the place among Fig. 1 of the present invention.As can be seen from Figure 4, several rotor wheel 8 annulars be arranged on linear stator ring rail 7 (marking projection position) by dotted line under, the width of linear stator ring rail 7 is identical with the thickness of rotor wheel 8.Generator 9 is arranged on the two ends of rotor wheel 8.
The working principle of symmetrical airfoil fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device thereof is; Main shaft is fixed on the base; Flexible bearing excessively of the wheel of wind energy conversion system and main shaft link; The symmetrical airfoil fan is arranged on the round edge of wheel, links with the wheel circle through two ends wing seat and fixes, and forms the good wind energy conversion system of overall construction intensity.The leading edge of symmetrical airfoil fan is towards unanimity, and under the effect of wind-force, the direction of symmetrical airfoil fan leading edge indication is exactly the wind energy conversion system sense of rotation.Surface friction drag when rotating in order to reduce wind energy conversion system, and increase the stability in its rotation process, be provided with permanent magnet suspension mechanism.In order to reduce the surface friction drag in the wind energy conversion system moment of torsion transmittance process, and increase the stationarity in its rotation process, be provided with magnetic motivation transmitting torque mechanism.The rotor wheel shaft of generator shaft and magnetic motivation is connected, and drives generating by the latter.The present invention adopts the maximum generation kinetic energy of some small power generators and symmetrical airfoil fan wind energy conversion system to be complementary; Insert the worktable number of (or withdrawing from) generator (commercial goods) by microcomputer control; Make it constantly with different wind speed under wind energy conversion system kinetic energy reach the optimal dynamic balance; Become normalized current through current transformer (commercial goods) and be connected to the grid, or as using from the net generator.
Main shaft of the present invention by metal as but be not limited to the steel manufacturing.
Symmetrical airfoil of the present invention fan by metal as but be not limited to the aluminum alloy manufacturing, also can be by composite material manufacturings such as glass fibre reinforced plastics, graphite fibers.
Wing seat of the present invention by metal as but be not limited to the steel manufacturing.
Of the present invention take turns the circle by metal as but be not limited to the aluminum alloy manufacturing.
Wind tower of the present invention is by reinforced concrete or steel manufacturing.
The body of permanent magnet suspension mechanism of the present invention is by the steel manufacturing, and permanent magnet is such as but not limited to the neodymium iron boron manufacturing by permanent-magnet material.
The body of magnetic motivation of the present invention mechanism is by the steel manufacturing, and permanent magnet is such as but not limited to the neodymium iron boron manufacturing by permanent-magnet material.
The present invention has following advantage:
1, the kinetic energy of wind energy conversion system is big, and separate unit can reach more than the 10MW;
2,360 degree directions the wind comes from and all can effectively be worked, without any need for machinery and manual intervention;
3, work wind speed is wide: light air (1.5m/s)-hurricane (37m/s) but equal proper functioning;
4, manufacturing process is simple, assembly technology is simple, gross weight is light, manufacture cost is than existing technology low 35%;
5, Maintenance and Repair convenient, than the well known device long service life;
6, wind energy transformation becomes electric energy efficiency high, and cost of electricity-generating is extremely low.
Claims (10)
1. a symmetrical airfoil is fanned wind energy conversion system and magnetic floating and magnetic moving electricity generating device, and main structure is:
One wind tower, its end face is for installing the base of wind energy conversion system;
The main shaft of wind energy conversion system is arranged on the central authorities of base;
The main shaft top and bottom of wind energy conversion system connect wheel circle and lower whorl circle respectively;
Vertically and equally spacedly be connected with the symmetrical airfoil fan between last wheel circle and the lower whorl circle, the leading edge of symmetrical airfoil fan is towards unanimity;
The lower surface place of keeping to the side of lower whorl circle is provided with ring permanent magnetism rail, the center of rotation of ring permanent magnetism rail and the axis coinciding of main shaft on this;
The below of ring permanent magnetism rail is ring permanent magnetism rail down on the correspondence, and following ring permanent magnetism rail is fixed on the ring stand, and ring stand is fixed on the base, on encircle that permanent magnetism rail and following encircles that the structure of permanent magnetism rail is identical, radius equates, aligns up and down, like pole is corresponding; Last ring permanent magnetism rail and produce between the ring permanent magnetism rail down and scold suspending power with what wind energy conversion system had hanged;
At the lower surface of lower whorl circle and in the inboard of last ring permanent magnetism rail, be provided with linear stator ring rail; This linear stator ring rail is identical with the center of rotation of last ring permanent magnetism rail, and all with the axis coinciding of main shaft;
N utmost point permanent magnet and S utmost point permanent magnet equal and opposite in direction in the linear stator ring rail, and all equidistantly heteropole is spaced on both direction in length and breadth;
Annular is provided with several rotor wheel under linear stator ring rail, and rotor wheel is provided with the permanent-magnet pole of arranging in length and breadth, and wherein the N utmost point permanent magnet on the rotor wheel is with S utmost point permanent magnet equal and opposite in direction, spacing is identical and opposite pole is arranged at intervals; Simultaneously, the size of the permanent-magnet pole on the rotor wheel is identical with arrangement mode with the permanent-magnet pole size on arrangement mode and the linear stator ring rail; N utmost point permanent magnet in the rotor wheel is corresponding with S utmost point permanent magnet in the linear stator ring rail; S utmost point permanent magnet in the rotor wheel is corresponding with N utmost point permanent magnet in the linear stator ring rail;
The width of linear stator ring rail is identical with the width of rotor wheel;
The wheel shaft of rotor wheel is fixed on the wheel seat, and this wheel shaft connects the rotatingshaft of generator, and drives generator rotation generating.
2. symmetrical airfoil as claimed in claim 1 fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device, wherein, the main shaft of wind energy conversion system through bearing with on take turns the end that circle and lower whorl justify and be connected.
3. symmetrical airfoil fan wind energy conversion system as claimed in claim 1 and magnetic floating and magnetic moving electricity generating device, wherein, last wheel circle and lower whorl circle are provided with wing seat with the joint of symmetrical airfoil fan, and wing seat internal fixation is inserted at the two ends of symmetrical airfoil fan.
4. symmetrical airfoil fan wind energy conversion system as claimed in claim 3 and magnetic floating and magnetic moving electricity generating device, wherein, between the two ends of symmetrical airfoil fan and wing seat are interior fixedly is the method with bolt or welding.
5. symmetrical airfoil as claimed in claim 3 fan wind energy conversion system and magnetic floating and magnetic moving electricity generating device, wherein, wing seat with on to take turns circle and lower whorl being connected between justifying be to use bolt.
6. symmetrical airfoil fan wind energy conversion system as claimed in claim 1 and magnetic floating and magnetic moving electricity generating device, wherein, the top of wind energy conversion system is provided with protective umbrella made, and this protective umbrella made is connected fixing with main shaft.
7. symmetrical airfoil fan wind energy conversion system as claimed in claim 3 and magnetic floating and magnetic moving electricity generating device, wherein, main shaft and wing seat are the metal material manufacturing.
8. symmetrical airfoil fan wind energy conversion system as claimed in claim 1 and magnetic floating and magnetic moving electricity generating device, wherein, the symmetrical airfoil fan is aluminum alloy, glass fibre reinforced plastics or carbon fibre material manufacturing.
9. symmetrical airfoil fan wind energy conversion system as claimed in claim 1 and magnetic floating and magnetic moving electricity generating device, wherein, the wheel circle is steel or aluminum alloy manufacturing.
10. symmetrical airfoil fan wind energy conversion system as claimed in claim 1 and magnetic floating and magnetic moving electricity generating device, wherein, the wind tower is reinforced concrete or steel manufacturing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910244508 CN102116261B (en) | 2009-12-30 | 2009-12-30 | Symmetrical airfoil fan wind turbine and magnetic suspension magnetomotive generating set thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910244508 CN102116261B (en) | 2009-12-30 | 2009-12-30 | Symmetrical airfoil fan wind turbine and magnetic suspension magnetomotive generating set thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102116261A CN102116261A (en) | 2011-07-06 |
| CN102116261B true CN102116261B (en) | 2012-10-10 |
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| CN 200910244508 Expired - Fee Related CN102116261B (en) | 2009-12-30 | 2009-12-30 | Symmetrical airfoil fan wind turbine and magnetic suspension magnetomotive generating set thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105545603B (en) * | 2016-01-12 | 2018-07-17 | 张大鹏 | The dropproof safety device of magnetic suspension of vertical axis wind power generation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2598248Y (en) * | 2002-10-18 | 2004-01-07 | 李岭群 | Magnetic power apparatus |
| US7303369B2 (en) * | 2005-10-31 | 2007-12-04 | Rowan James A | Magnetic vertical axis wind turbine |
| CN201078309Y (en) * | 2007-07-13 | 2008-06-25 | 上海模斯电子设备有限公司 | Vertical wind-driven generator |
| CN201193591Y (en) * | 2008-05-13 | 2009-02-11 | 林修鹏 | Vertical axis aerogenerator with magnetic suspension for reducing gravity force and frictional force |
-
2009
- 2009-12-30 CN CN 200910244508 patent/CN102116261B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2598248Y (en) * | 2002-10-18 | 2004-01-07 | 李岭群 | Magnetic power apparatus |
| US7303369B2 (en) * | 2005-10-31 | 2007-12-04 | Rowan James A | Magnetic vertical axis wind turbine |
| CN201078309Y (en) * | 2007-07-13 | 2008-06-25 | 上海模斯电子设备有限公司 | Vertical wind-driven generator |
| CN201193591Y (en) * | 2008-05-13 | 2009-02-11 | 林修鹏 | Vertical axis aerogenerator with magnetic suspension for reducing gravity force and frictional force |
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| Publication number | Publication date |
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| CN102116261A (en) | 2011-07-06 |
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