CN108590953A - Low wind speed main resistance type vertical axis wind power tower unit - Google Patents
Low wind speed main resistance type vertical axis wind power tower unit Download PDFInfo
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- CN108590953A CN108590953A CN201810154645.9A CN201810154645A CN108590953A CN 108590953 A CN108590953 A CN 108590953A CN 201810154645 A CN201810154645 A CN 201810154645A CN 108590953 A CN108590953 A CN 108590953A
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- 230000007246 mechanism Effects 0.000 claims description 19
- 210000000481 breast Anatomy 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 230000008901 benefit Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor the axis being vertical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a low-wind-speed main resistance type vertical axis wind turbine tower unit, which comprises a low-wind-speed main resistance type vertical axis wind turbine tower unit blade, wherein the low-wind-speed main resistance type vertical axis wind turbine tower unit blade comprises a fixed blade and a movable blade, the fixed blade comprises a main blade and an auxiliary blade, the movable blade is rotatably arranged between the main blade and the auxiliary blade, and the movable blade rotates between the main blade and the auxiliary blade so as to enable the blade to have the following two states: one state is that the movable blade is pressed on the auxiliary blade to make the movable blade and the fixed blade form a sealed asymmetric airfoil blade whole body, and the other state is that the movable blade rotates away from the auxiliary blade and has a maximum air flow channel with the auxiliary blade. The invention sets the generator blades into a combined structure of the fixed blades and the movable blades, so that the movable blades play different roles when being positioned at different positions relative to the wind direction in a wind field, the wind driven generator is suitable for a low wind speed wind field, and the wind energy utilization rate and the generating efficiency of the traditional low wind speed wind driven generator are improved.
Description
Technical field
The present invention relates to technical field of wind power generator, and in particular to a kind of low main resistance force type vertical shaft wind pylon frame of wind speed
Unit.
Background technology
Wind power tower unit is the mechanical device that the kinetic energy of wind is converted into electric energy, and the first step of this conversion process is exactly
Mechanical energy is converted wind energy by blade, mechanical energy is passed to generator by second step by connecting transfer device, third step by
Mechanical energy is converted to electric energy output by generator.Therefore one of the primary research object of energy conversion is exactly blade, blade aerodynamic
The quality of performance determines its power for catching wind energy power, determines the wind energy utilization efficiency of Wind turbines.
Vertical axis wind electric pylon unit typically refers to wind power generating set of the rotary shaft perpendicular to ground.Vertical-shaft wind is sent out
Motor group is not necessarily to wind, has natural advantage using upper in wind direction, with wind energy industry high speed development, the wind of low wind speed area
Establishing by cable sends out in the ascendant, and the market potential for the high-efficiency wind driven generator group that low wind speed starts is very big.
Horizontal shaft wind-power pylon unit can not improve fan blade density, therefore its wind energy utilization can not because its fan blade density is low
Continue to significantly improve;The main reason for vertical axis aerogenerator type develops slowly is complicated, and threshold wind velocity is higher;Low
Wind speed area, wind speed is small, wind kinetic energy is small, fan blade is turned round slowly under wind action, is extremely difficult to high turn round speed, it is difficult to from
It improves and obtains more energy on rotating speed, to improve power coefficient, break the quagmire that low wind speed starts, make vertical axis
Wind power generating set is suitable for annual mean wind speed in the low wind speed wind field of 3m/s~8m/s, and improves low wind speed vertical axis wind-force hair
The generating efficiency and wind energy utilization of motor group must just make blade revolutionary innovation.
Invention content
For the deficiency in the presence of the prior art, the present invention provides a kind of low main resistance force type vertical shaft wind pylons of wind speed
Frame unit, to solve the technical problem that low wind speed wind power generator generating efficiency is low, wind energy utilization is low in the prior art.
To achieve the above object, present invention employs the following technical solutions:
The low main resistance force type vertical shaft wind pylon frame unit of wind speed, including the main resistance force type vertical shaft wind pylon frame unit of low wind speed
Group blade, the low main resistance force type vertical shaft wind pylon frame unit group blade of wind speed includes fixed blade and moving vane, described
Fixed blade includes primary blades and back blades, has spacing between the primary blades and the back blades, the moving vane can
Between the primary blades and back blades, the moving vane rotates to make between primary blades and back blades for the setting of rotation
Blade has following two states:A kind of state is that moving vane is pressed on back blades so that moving vane and fixed blade structure
Whole at the asymmetric airfoil blade of sealing, another state is separate back blades and and back blades after the moving vane rotation
Between have maximum airflow channel.
Compared with the prior art, the present invention has the advantages that:
The present invention proposes a kind of main resistance force type vertical shaft wind pylon frame unit of low wind speed, and the present invention is by by wind-power electricity generation
Machine blade is arranged to fixed blade and the combining form of moving vane so that moving vane is in not in wind field relative to wind direction
When with position, different effects is played, wind-driven generator is not only enable to start power generation under lower wind friction velocity, and
Improve the wind energy utilization and generating efficiency of traditional low wind speed wind power generator.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the front view of the low main resistance force type vertical shaft wind pylon frame unit group blade of wind speed in the present invention;
Fig. 2 is that the vertical view of the low main resistance force type vertical shaft wind pylon frame unit group blade of wind speed in the present invention (omits in figure
Upper bindiny mechanism);
Fig. 3 is the portions A enlarged drawing in Fig. 2 (upper bindiny mechanism is omitted in figure);
Fig. 4 is the structural schematic diagram of primary blades in the present invention;
Fig. 5 is the structural schematic diagram of back blades in the present invention;
Fig. 6 is the structural schematic diagram of moving vane in the present invention;
Fig. 7 is the structural schematic diagram of connecting plate in the present invention;
Fig. 8 is the assembling schematic diagram (upper bindiny mechanism is omitted in figure) of connecting plate and moving vane in the present invention;
Fig. 9 is analogue simulation figure of the blade in rotation process;
Figure 10 is that stream pressure when blade is in a zone positions in Fig. 9 analyzes schematic diagram;
Figure 11 is that stream pressure when blade is in b zone positions in Fig. 9 analyzes schematic diagram;
Figure 12 is that stream pressure when blade is in c zone positions in Fig. 9 analyzes schematic diagram;
Figure 13 is that stream pressure when blade is in d zone positions in Fig. 9 analyzes schematic diagram;
Figure 14 is that stream pressure when blade is in e zone positions in Fig. 9 analyzes schematic diagram.
Specific implementation mode
In order to which so that the present invention is realized technological means, creation characteristic, reached purpose more understand and are apparent to effect,
The present invention is further elaborated with reference to the accompanying drawings and detailed description:
As Figure 1-Figure 8, as a preferred embodiment of the present invention, the present invention provides a kind of low main resistance-type of wind speed
Vertical axis wind electric pylon unit, including the main resistance force type vertical shaft wind pylon frame unit group blade of low wind speed, the low main resistance of wind speed
Power type vertical axis wind electric pylon unit group blade includes fixed blade 10 and moving vane 20, and the fixed blade 10 includes main lobe
The back blades 12 of piece 11 and the arrangement that is in line with primary blades, the one end of the back blades 12 far from primary blades 11 curve inwardly, institute
Stating, there is spacing, the moving vane 20 to rotate to make between primary blades and back blades between primary blades 11 and back blades 12
Blade has both the above state:A kind of state is that moving vane 20 is pressed on back blades so that fixed blade 10 and movable leaf
The asymmetric airfoil blade that piece 20 constitutes sealing is whole, and another state is when the rotation rotation of the moving vane 20 is far from accessory lobes
Piece 12 simultaneously has maximum airflow channel between the back blades 12.
The rotatable setting of moving vane, is realized in:As shown in figures 1 to 6, at 10 bottom of the fixed blade
Portion, i.e., be provided with lower bindiny mechanism 13 between the described primary blades 11 and the bottom of back blades 12, the top of the fixed blade 10,
Bindiny mechanism 14, the lower bindiny mechanism 13 and upper connection are provided between the i.e. described primary blades 11 and the top of back blades 12
What is corresponded to each other in mechanism 14 offers three groups of mobile channels 15, and the bottom and top of the moving vane 20 are correspondingly arranged
There are three groups to be only capable of the movable limited post 21 in three groups of mobile channels respectively, three groups of mobile channels 15 in the plane at
Triangle-Profile, moving vane 20 is by the limited post 21 that is arranged on moving vane 20 rotatably by primary blades 11 and accessory lobes
The mobile channels 15 being arranged in lower bindiny mechanism 13 and upper bindiny mechanism 14 between piece 12 are limited in the range of mobile channels,
So that moving vane 20 can rotate in mobile channels, i.e., moving vane can rotate between primary blades and back blades;Institute
Shu Shang bindiny mechanisms 14 and the lower bindiny mechanism 13 are connecting plate, and the connecting plate is fixedly connected by screw or axis pin
In primary blades 11 and back blades 12.
In said program, the state in different location of moving vane is provided as shown in Fig. 2, Fig. 3 and Fig. 8, in figure, it is living
Movable vane piece 20 is rotatably coupled to by the limited post 21 being arranged on moving vane 20 between primary blades 11 and back blades 12
Lower bindiny mechanism 13 and upper bindiny mechanism 14 in the range of the mobile channels 15 that are arranged, such moving vane 20 turns in difference
When dynamic position is acted on by different wind-force, it can be freely rotated, to make primary blades 11 and back blades in specific position conduct
One entirety either with utilizing or eliminating influence of the unfavorable wind-force to generating efficiency specifically eliminated the effects of the act by separated autonomous working
Process and principle see Figure 10-Figure 14 and hereafter analyze;Since moving vane can be pressed in fixed blade so that fixed leaf
Piece 10 and moving vane 20 constitute closed asymmetric airfoil blade entirety, therefore in the string direction of blade and air flowing side
To it is identical when, the lift of blade is not zero, and is rotated further around shaft to driving blade, can effectively overcome blade itself
Dead weight reduces the resistance of air acting, and then improves wind energy utilization efficiency.
The wing thickness of the blade entirety and the ratio of chord length are 0.18:1~0.31:1, control the wing thickness and string of blade entirety
Long ratio can improve wind energy utilization in unit space, under the support of a large amount of theory analysis and test data, obtain
Ratio range is stated, the wing thickness of blade entirety and the ratio of chord length are 0.18:1~0.31:When in 1 range, low wind speed wind energy utilization
Separate case is proposed patent application by rate highest, design method and process;The chord length of blade entirety is the total chord length of blade, i.e. primary blades
To the straight length at back blades tip, the wing thickness of blade entirety is the maximum gauge of blade at tip.
Fixed blade 10 and moving vane 20 are made of one or more of fiberglass, carbon fiber, aluminium alloy.
Preferably, the one end for moving vane 20 being connected in primary blades 11 is additionally provided with wing bosom portion 16,16 court of wing bosom portion
The side of moving vane 20 is provided with protrusion 17, the protrusion 17 is so that moving vane 20 turns to and has with the primary blades
After maximum angle, moving vane 20 is pressed on the protrusion 17, and the wing of wing the face tangent line and back blades of moving vane 20
Shape face tangent line is close to parallel.The protrusion being arranged towards the side of moving vane 20 by the way that wing bosom portion 16 and wing bosom portion 16 is arranged
17, when moving vane is rotated by wind-force effect towards wing bosom portion 16, the compressible protrusion in wing bosom portion 16 of moving vane 20
On 17, the lateral surface of such moving vane plays the role of guiding wind direction flowing, and the inside of wind-force towards back blades 12 is drawn
Stream causes 12 inside of back blades to be acted on by the pressure of wind-force, back blades is forced to be acted on by outside pressure in this way, thus with
Lift form drives the rotation of back blades 12, reduces drag effect of negative side's wind to blade, to turn more wind energies
The mechanical energy for turning to blade, improves the utilization rate of wind energy, and detailed analysis process is shown in Figure 10-Figure 14 and hereafter.
Preferably, the cross section of back blades 12 is aduncate wicker leaf shape, and the chord length of back blades 12 and blade are whole
Chord ratio be 0.33:1~0.41:1, the wing thickness of back blades 12 is 0.05 with the chord ratio of blade entirety:1~0.08:
1;Under the support of a large amount of theory analysis and test data, above-mentioned ratio range is obtained, when chord length and the blade of back blades 12 are whole
The chord ratio of body is 0.33:1~0.41:In 1 range, the wing thickness of back blades 12 is with the chord ratio of blade entirety 0.05:1
~0.08:When in 1 range, separate case is proposed patent application by low wind speed wind energy utilization highest, design method and process;In pair
Take aduncate way in blade tail point portion, in order to make full use of the normal pressure of pressure area and be generated most in Resistance Level
Big lift;Face wind direction can be formed in the range of wind-engaging no matter what angle blade runs in pressure application area
Windward side generates maximum positive wine pressure, catches wind energy power and is increased to maximum value;Blade integral inverted uses larger curved surface to leeward
The air velocity of form, suction coefficient very little, suction surface increases, and fan blade running speed is improved instead.
The moving vane proposed for the above can eliminate drag effect and be converted into lift, improve wind energy utilization and raising
Generating efficiency is now analyzed as follows:
As shown in figure 9, curved arrow is blade rotation direction in figure, hollow arrow indicates that wind direction, Fig. 9 can be managed at center
Solution is after individual blade is installed on vertical axis aerogenerator and works, and the state diagram in different turned positions can also be managed
Solution is the state diagram of multiple and different blades at a time on same vertical axis aerogenerator, assumes that wind direction is from left-hand in figure
Right bottom horizontal flow sheet calculates for ease of research, is that the rotary motion trace of blade is divided into 360 ° by 0 ° of line clockwise with wind direction point of penetration,
At interval of 10 ° of capture, one state in figure, blade when different location is utilized the feelings of wind energy by the state of moving vane in observation chart
Condition divides such as following table:
Figure 10-Figure 14 is taken respectively from the position of a certain state of the section a, b, c, d, e blade in Fig. 9, and phase successively
The pressure force analysis of current location, the section a, b, c, d, e in corresponding upper table should be made:
Such as Figure 10, the blade in figure is in the position parallel with wind direction, utilizes section, wind-force that need to overcome blade in lift
From gravity ability driving blade rotation, therefore in the sections a, the self resistance of blade is larger, since the cross section of back blades is
Aduncate wicker leaf shape, by force analysis it is found that moving vane is pressed in primary blades and back blades at this time, therefore it is fixed
The blade that blade and moving vane form asymmetric airfoil is whole, thus at this time blade be integrally subject to by it is as shown in the figure upwards
Lift, so as to overcome the self resistance of blade and push blade around rotating clockwise.
As shown in figure 11, blade is represented in figure in the sections b pressure situation, in pressure application area, regardless of blade is run
To what angle, the windward side of face wind direction can be formed in the range of wind-engaging, generate maximum positive wine pressure, in this section,
Moving vane is pressed in primary blades and back blades, thus fixed blade and moving vane form asymmetric airfoil blade it is whole
Body, therefore blade integrally can utilize wind-force to do work to the greatest extent at this time, and wind energy utilization is also highest.
As shown in figure 12, blade is represented in figure in the sections c pressure situation, the sections c are opposite with the sections a and lift
Utilize section.
As shown in figure 13 and shown in Figure 14, the two sections are resistance using section, because in the two sections, leaf
The rotation direction of piece is with air-flow direction on the contrary, therefore air-flow does negative work, i.e. air force is resistance, in order to reduce air pair
The resistance of the generation of blade rotation, while also converting air drag to the lift of blade rotation, it is cleverly designed in the present invention
Moving vane is not difficult to find out, moving vane can be according to the stressing conditions of moving vane in the two sections under the action of the wind
Rotation, to open a gas channel between primary blades and back blades, therefore air can directly be worn out of this gas channel
Blade is crossed, to reduce the resistance to blade, simultaneously as the guide functions of moving vane, the sky flowed through from gas channel
Gas generates positive pressure under the guide functions of moving vane, to the inside of back blades, and the cross section of back blades 12 be to
The wicker leaf shape of interior bending, the chord length of back blades 12 are 0.33 with the chord ratio of blade entirety:1~0.41:1, back blades 12
The chord ratio of wing thickness and blade entirety is 0.05:1~0.08:1, under this special dimensional fits, pass through gas channel
Air push back blades rotate with the sun, this process is that moving vane converts air drag to lift and does
The process of work(, just because of the presence of the above process so that the main resistance force type vertical shaft wind pylon frame machine of low wind speed in the present invention
Group group blade has higher profit relative to existing low wind speed vertical axis wind power generator blade to the wind energy in unit space
With rate and utilization ratio.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (7)
1. the low main resistance force type vertical shaft wind pylon frame unit of wind speed, it is characterised in that:Including the main resistance force type vertical shaft wind of low wind speed
Pylon frame unit group blade, the low main resistance force type vertical shaft wind pylon frame unit group blade of wind speed includes fixed blade and activity
Blade, the fixed blade include primary blades and back blades, have spacing, the work between the primary blades and the back blades
Movable vane piece is spindle rotationally arranged between the primary blades and back blades, and the moving vane turns between primary blades and back blades
It moves to make blade that there are following two states:A kind of state is that moving vane is pressed on back blades so that moving vane and solid
The asymmetric airfoil blade that fixed blade constitutes sealing is whole, another state be the moving vane rotation far from back blades and with
There is maximum airflow channel between back blades.
2. the main resistance force type vertical shaft wind pylon frame unit of low wind speed according to claim 1, it is characterised in that:The fixation
Blade bottom is provided with lower bindiny mechanism, is provided with bindiny mechanism at the top of the fixed blade, the lower bindiny mechanism and
Corresponding between upper bindiny mechanism to offer three groups of mobile channels, the bottom and top of the moving vane are correspondingly arranged on three
Group is only capable of the movable limited post in three groups of mobile channels respectively, and three groups of mobile channels are in the plane at triangle point
Cloth.
3. the main resistance force type vertical shaft wind pylon frame unit of low wind speed according to claim 2, it is characterised in that:The upper company
Connection mechanism and the lower bindiny mechanism are connecting plate, and the connecting plate is fixedly connected between primary blades and back blades.
4. the main resistance force type vertical shaft wind pylon frame unit group blade of low wind speed according to claim 1, it is characterised in that:Institute
The ratio of the wing thickness and chord length of stating blade entirety is 0.18:1~0.31:1.
5. the main resistance force type vertical shaft wind pylon frame unit of low wind speed, feature exist according to any one of claims 1-4
In:Fixed blade and moving vane are made of one or more of fiberglass, carbon fiber, aluminium alloy.
6. the main resistance force type vertical shaft wind pylon frame unit of low wind speed, feature exist according to any one of claims 1-4
In:One end of primary blades connection moving vane is additionally provided with wing bosom portion, and the side of wing bosom portion towards moving vane is provided with
Protrusion, the protrusion make moving vane turn to the primary blades with after maximum angle, and moving vane is pressed on described
On protrusion, and the wing face tangent line of moving vane and the wing face tangent line of back blades are close to parallel.
7. the main resistance force type vertical shaft wind pylon frame unit of low wind speed, feature exist according to any one of claims 1-4
In:The cross section of back blades is aduncate wicker leaf shape, and the chord ratio of the chord length of back blades and blade entirety is 0.33:
1~0.41:1, the wing thickness of back blades is 0.05 with the chord ratio of blade entirety:1~0.08:1.
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CN201810154645.9A CN108590953A (en) | 2018-02-23 | 2018-02-23 | Low wind speed main resistance type vertical axis wind power tower unit |
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CN201810154645.9A CN108590953A (en) | 2018-02-23 | 2018-02-23 | Low wind speed main resistance type vertical axis wind power tower unit |
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CN101225794A (en) * | 2008-01-25 | 2008-07-23 | 严强 | Blade structure, wind wheel and generator device of vertical axis wind power generator |
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CN201381942Y (en) * | 2009-03-10 | 2010-01-13 | 刘少忠 | Loose blade speed regulation type wind generating set |
CN103334874A (en) * | 2013-06-21 | 2013-10-02 | 张远林 | Flow choking braking blade for vertical axis wind turbine |
KR20140100191A (en) * | 2013-02-06 | 2014-08-14 | 주식회사 웨스텍 | Vertical axis windpower generation equipped with lift and drag type blade |
WO2014166570A1 (en) * | 2013-04-11 | 2014-10-16 | Senvion Se | Rotor blade of a wind turbine and wind turbine |
CN104314752A (en) * | 2014-10-09 | 2015-01-28 | 东南大学 | Low-speed startup and lift-drag interchangeable type blade vertical axis fan wind wheel system |
CN105443313A (en) * | 2014-09-19 | 2016-03-30 | 西门子公司 | Lift influencing device for a rotor blade of a wind turbine |
CN207879511U (en) * | 2018-02-23 | 2018-09-18 | 远安中晟新能源设备科技有限公司 | The low main resistance force type vertical shaft wind pylon frame unit of wind speed |
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2018
- 2018-02-23 CN CN201810154645.9A patent/CN108590953A/en active Pending
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Publication number | Priority date | Publication date | Assignee | Title |
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CN201011334Y (en) * | 2007-01-29 | 2008-01-23 | 珠海兆陵风力发电技术有限责任公司 | Vertical axis aerogenerator and wind turbine impeller |
US20080298965A1 (en) * | 2007-06-04 | 2008-12-04 | Michael Alan Keena | Wind Drum |
CN101225794A (en) * | 2008-01-25 | 2008-07-23 | 严强 | Blade structure, wind wheel and generator device of vertical axis wind power generator |
CN201381942Y (en) * | 2009-03-10 | 2010-01-13 | 刘少忠 | Loose blade speed regulation type wind generating set |
KR20140100191A (en) * | 2013-02-06 | 2014-08-14 | 주식회사 웨스텍 | Vertical axis windpower generation equipped with lift and drag type blade |
WO2014166570A1 (en) * | 2013-04-11 | 2014-10-16 | Senvion Se | Rotor blade of a wind turbine and wind turbine |
CN103334874A (en) * | 2013-06-21 | 2013-10-02 | 张远林 | Flow choking braking blade for vertical axis wind turbine |
CN105443313A (en) * | 2014-09-19 | 2016-03-30 | 西门子公司 | Lift influencing device for a rotor blade of a wind turbine |
CN104314752A (en) * | 2014-10-09 | 2015-01-28 | 东南大学 | Low-speed startup and lift-drag interchangeable type blade vertical axis fan wind wheel system |
CN207879511U (en) * | 2018-02-23 | 2018-09-18 | 远安中晟新能源设备科技有限公司 | The low main resistance force type vertical shaft wind pylon frame unit of wind speed |
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