CN202176458U - High-efficiency wind power generation device - Google Patents

High-efficiency wind power generation device Download PDF

Info

Publication number
CN202176458U
CN202176458U CN 201120279826 CN201120279826U CN202176458U CN 202176458 U CN202176458 U CN 202176458U CN 201120279826 CN201120279826 CN 201120279826 CN 201120279826 U CN201120279826 U CN 201120279826U CN 202176458 U CN202176458 U CN 202176458U
Authority
CN
China
Prior art keywords
wind
platform
yaw
large
high
Prior art date
Application number
CN 201120279826
Other languages
Chinese (zh)
Inventor
陈革
Original Assignee
陈革
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 陈革 filed Critical 陈革
Priority to CN 201120279826 priority Critical patent/CN202176458U/en
Application granted granted Critical
Publication of CN202176458U publication Critical patent/CN202176458U/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • 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 utility model relates to a high-efficiency wind power generation device, which is composed of a wind collecting cylinder, a central cylinder, a diffusing cylinder, an impeller, a generator, a reinforcing steel belt, a concave frame, a small support, a wedge-shaped cushion block, a yaw platform, a large gear ring, a small gear, a speed reducer, a yaw motor, a wind-direction detector, an idler wheel, a central shaft, a large platform, a large support and a control box. The high-efficiency wind power generation device can achieve the effects of miniaturized large installed capacity, low investment and high benefit. A wind collecting device can speed up the weaker wind of the earth surface, and the high-efficiency wind power generation device can be built in low altitude, so that the cost is greatly reduced. A yaw mechanism can cause the wind collecting device to track the change of wind direction at any time to be toward the best wind direction. The windward side of the impeller of a vertical axis wind turbine enters into the central cylinder, the against-wind side is at the outer surface of the central cylinder, the low-speed wind speeded up by the wind collecting cylinder enters into the central cylinder to push the impeller of the windward side to rotate, and the positive moment is greatly increased. The wind power is reduced when the wind collecting cylinder is blocked out, so that the negative moment is greatly reduced, and the generating efficiency is increased.

Description

A kind of high-efficient wind generating device

Technical field

The utility model relate to a kind of can be under low latitude, weak wind state, the equipment of low-cost high-efficiency generating particularly a kind ofly increases wind speed through collection wind, improves the high-efficient wind generating device of generating efficiency.

Background technique

Advocate low-carbon circular economy, sustainable development and fossil energy resource exhausted day by day today in the whole world, the development and use of renewable energy sources have received great attention in various countries.Water generating need be built the water power plant in the renewable sources of energy, and shortcoming is the destruction ecotope, limited by the region; The shortcoming of solar energy power generating is that battery plate costs an arm and a leg, refines single crystal silicon and polysilicon need consume mass energy.Wind energy power then cleans most, and cost is also well below solar electrical energy generation.Human research's wind-power electricity generation is T&B, up to the present mainly contains two kinds of forms: horizontal axis and vertical axis aerogenerator, wherein horizontal-shaft wind turbine is mainly used in large-scale unit and generates electricity by way of merging two or more grid systems, and the part minicomputer is also arranged from the net generating.And being considered to efficient all the time, vertical axis windmill is lower than horizontal-shaft wind turbine; Therefore development is slow; But countries in the world begin to be familiar with vertical axis windmill again in recent years, have launched large-scale research and development, and various types are taken advantage of out not poor; Mainstream model has two kinds on Dari eritrea type and Sa Woniusi type, and global electric motor power increases year by year.Above-mentioned two kinds of wind-driven generators respectively have pluses and minuses.Horizontal axis uses high aerial high wind speed, thereby wants frame on nearly hundred meters tower seat, and integral device is huge, blade reaches more than the 60m; Complex structure, the nearly hundred tons of weights in cabin, need that large tonnage crane, installation difficulty are big, the infield narrow range, locate and to install at high mountain with away from national grid etc.; Involve great expense, every kilowatt of electric motor power investment surpasses 10,000 yuans, and cost of electricity-generating is far longer than thermoelectricity, water power, nuclear power, and defectives such as turnover length have limited development to a certain extent.Though vertical axis windmill has been developed multiple new architecture, also fundamentally do not solve inefficient problem, do not promote on a large scale as yet at present.

Summary of the invention

The utility model has overcome the defective that above-mentioned electricity generating device exists, and purpose provides a kind of simple in structure, low cost of manufacture, high-efficient wind generating device easy to maintenance.

The summary of the utility model high-efficient wind generating device context:

The utility model high-efficient wind generating device; It is characterized in that: form by wind collection, central tube, diffusion barrel, impeller, generator, reinforcing steel band, concave frame, small rack, correcting wedge, yaw platform, large gear ring, small gear, speed reducer, yaw motor, wind direction detector, roller, central shaft, large platform, big support, control box; Large platform fixes on the ground through big support; The bottom of yaw platform is provided with roller and large gear ring; On large platform, be provided with wind direction detector, yaw motor and speed reducer, small gear; Yaw motor is connected with speed reducer, large gear ring, pinion drive, and yaw platform is rotated on large platform around central shaft under the driving of yaw motor, speed reducer, large gear ring, small gear, and wind collection, central tube, diffusion barrel are connected as a single entity; Constitute wind-drive device, be fixed on the yaw platform through reinforcing steel band, concave frame, small rack, correcting wedge.

Wind-drive device: form by the trumpet-shaped wind collection of streamline and central tube and diffusion barrel; The trumpet-shaped wind collection of streamline and central tube and diffusion barrel are the structure of the formula of being connected as a single entity; Wind-drive device is through being arranged on concave frame and the small rack on the yaw platform; And reinforce steel band, correcting wedge is fixed on wind-drive device on the yaw platform, yaw platform is rotated on large platform.

Large platform is provided with the wind direction detector, and wind direction detector box haul rotates, and data that its angle changes and generator rated speed data are passed to yaw motor after handling through control chip, drive speed reducer, small gear, large gear ring, and yaw platform is rotated.

Wind-drive device is followed the tracks of wind direction at any time and is changed, towards the best to the wind direction, when, generator lower when wind speed was lower than the rated speed operation, wind collection was followed prevailing wind direction; Higher when wind speed, when generator was higher than the rated speed operation, wind collection was avoided prevailing wind direction, reduced air output.

Configuration level axle or two kinds of wind-driven generators of vertical shaft in the high-efficient wind generating device; During configuration level shaft generator group, adopt column with propeller blade and the direct frame of generator in the cylindrical center tube, column is fixed on the yaw platform; During configuration vertical-axis generators group, generator is directly installed on the yaw platform, and the rotating shaft of impeller then is installed on the wall of rectangular central tube one side, and the windward side of impeller enters into central tube, and adverse wind face and is blocked by wind collection outside central tube.

The utility model high-efficient wind generating device, simple in structure, floor space is little, flexible, can arbitrarily dismantle and re-assembly, and is convenient to resettlement, and is easy to maintenance, is easy to management, can be greatly, can be little; But monomer is capable of being combined.Through wind-drive device the more weak wind in the face of land is quickened, make the increase of tens times of the energy of wind, can build the low latitude in, thereby significantly reduce the unit cost, invest little instant effect, can be provided with separately or in groups according to user's demand.Electricity power enterprise uses the turnover short, can also below large fan, use, and improves the utilization ratio in wind energy turbine set space, plays complementary up and down effect.The detachable one-tenth of this device widget; Be convenient to transportation, assembling; Be suitable for the zone away from national grid such as high mountain, high building, level land, sea, remote mountain areas, offshore island, frontier sentry, pastoral area, grassland, desert; Be particularly suitable for the mountain area that large tonnage crane can't arrive, be more suitable for realizing distributed power generation in electric power network, inserting near load.This device has filled up that the home and abroad of low latitude, low wind speed, low cost wind power generator is blank, and market application foreground is wide, benefits the nation, favorable to the people, complies with requirements of the times, meets national industrial policies and international low-carbon circular economy development trend.

Description of drawings

Fig. 1 is the efficient generating apparatus plan view that adopts horizontal-shaft wind turbine

Fig. 2 is the efficient generating apparatus left view that adopts horizontal-shaft wind turbine

Fig. 3 is the efficient generating apparatus plan view that adopts vertical axis windmill

Fig. 4 is the efficient generating apparatus plan view that adopts vertical axis windmill

Fig. 5 is the efficient generating apparatus left view that adopts vertical axis windmill

1 is wind collection, the 2nd among the figure, central tube, the 3rd, and diffusion barrel, the 4th, impeller, the 5th, generator, the 6th is reinforced steel band, the 7th, concave frame, the 8th, small rack, 9 correcting wedges, the 10th, yaw platform, the 11st, large gear ring, the 12nd, small gear, the 13rd, speed reducer, the 14th, yaw motor, the 15th, wind detector, the 16th, roller, the 17th, central shaft, the 18th, large platform, the 19th, big support, the 20th, control box.

Embodiment

The utility model high-efficient wind generating device is achieved in that to do below in conjunction with accompanying drawing and specifies.See Fig. 1～Fig. 5; The new and effective wind generating unit of the present invention; Be made up of wind collection 1, central tube 2, diffusion barrel 3, impeller 4, generator 5, reinforcing steel band 6, concave frame 7, small rack 8, correcting wedge 9, yaw platform 10, large gear ring 11, small gear 12, speed reducer 13, yaw motor 14, wind direction detector 15, roller 16, central shaft 17, large platform 18, big support 19 and control box 20, each parts is bolt and connects detachable, assembling; Large platform 18 fixes on the ground through big support 19; The bottom of yaw platform 10 is provided with roller 16 and large gear ring 11; On large platform 18, be provided with yaw motor 14 and speed reducer 13, small gear 12; Yaw motor 14 is in transmission connection with speed reducer 13, large gear ring 11, small gear 12, and yaw platform 10 is rotated on large platform 18 around central shaft 17 under the driving of yaw motor 14, speed reducer 13, large gear ring 11, small gear 12.

Wind-drive device by: the trumpet-shaped wind collection 1 of streamline is formed with central tube 2 and diffusion barrel 3; The trumpet-shaped wind collection 1 of streamline and central tube 2 and diffusion barrel 3 are the structure of the formula of being connected as a single entity; Through being arranged on concave frame 7 and the small rack 8 on the yaw platform 10; Reach reinforcing steel band 6 and with correcting wedge 9 wind-drive device is fixed on the yaw platform 10, yaw platform 10 is rotated on large platform 18 and is made wind-drive device reach best air output.

On large platform 18, be provided with wind direction detector 15; Wind direction detector 15 box hauls rotate; Data that its angle changes and generator 5 rated speed data are passed to yaw motor 14 after handling through control chip, drive speed reducer 13, small gear 12, large gear ring 11, and yaw platform 10 is rotated; Assurance wind-drive device and generator set are followed the tracks of wind direction at any time and are changed, towards best wind direction.Too high when wind speed, when generator exceeded rated speed, the deviation in driction prevailing wind direction of control system adjustment wind-drive device reduced air output, guarantees that generator set is in rated speed all the time.

The utility model high-efficient wind generating device, two kinds of wind-driven generators of configuration level axle or vertical shaft; See Fig. 1, Fig. 2, during configuration level shaft generator group, central tube 2 is cylindrical, adopt column with impeller 4 and generator 5 direct framves in cylindrical center tube 2, column is fixed on the yaw platform 10.

See Fig. 3, Fig. 4, Fig. 5, during configuration vertical-axis generators group, central tube 2 is a rectangular; Generator 5 is directly installed on the yaw platform 10, and the rotating shaft of impeller 4 then is installed on the wall of rectangular central tube one side, and the windward side of impeller 4 enters into central tube 2; Adverse wind face and is blocked by wind collection 1 outside central tube 2, and the ground low velocity wind is sent into central tube 2 through being accelerated behind the wind collection 1; Promote windward side impeller rotation, with common vertical-axis generators group ratio, positive moment increases greatly; Blocking down at wind collection, acting on and significantly reduce at wind-force on the adverse wind face impeller, making the negative moment of adverse wind face reduce, improving generating efficiency.

The utility model can reach miniaturization, big electric motor power, the effect of low investment, high benefit.The size of whole unit is confirmed according to user's request and local wind energy resources situation, is disposed charge controller, battery pack and inverter then.

During enforcement; Fix big support 19 at first on the ground; Fixedly large platform 18, installation on large platform 18 then on big support 19: wind direction detector 15, control box 20, central shaft 17, yaw motor 14, speed reducer 13 and small gear 15 isogonic plane structures.Below yaw platform 10, then be fixed with large gear ring 11 and roller 16, roller 16 is in the inside of large gear ring 11.The center hole of yaw platform 10 is enclosed within on the central shaft 17 that bearing is housed on the large platform 18, can rotate large gear ring 11 and small gear 12 engagements around central shaft.The data that wind direction detector 15 rotates with the wind pass on the control chip in the driftage control box 20; Built-in chip type software; Go out the best angle (making the generator running at full capacity to greatest extent) of wind collection according to the rotation angle data computation of the rated speed of generator and wind direction detector; And control signal sent on the yaw motor 14, drive speed reducer 13, small gear 12, and then drive large gear ring 11 yaw platform 10 is rotated on large platform 18 through roller 16; Guarantee that wind-drive device follows the tracks of wind direction at any time and change, towards the best to the wind direction.When, generator 5 lower when wind speed was lower than the rated speed operation, wind collection was followed prevailing wind direction, made air output reach maximum; Higher when wind speed, when generator was higher than the rated speed operation, wind collection was avoided prevailing wind direction, reduced air output, prevented the unit driving.

Wind collection 1, central tube 2, diffusion barrel 3 are connected as a single entity, and constitute wind-drive device, are fixed on the yaw platform 10 through reinforcing steel band 6, concave frame 7, small rack 8, correcting wedge 9.

The wind-drive device central tube 2 of usage level axle wind energy conversion system is cylindrical, and its somewhat larger in diameter is in the diameter of propeller blade, and impeller 4 is installed in the central tube 2 with generator 5, and is fixed on the yaw platform through column.

Use the wind-drive device central tube 2 of vertical axis windmill to be rectangular, impeller 4 adopts the Sa Woniusi type, and the length of central tube 2 is slightly larger than the diameter of wind wheel 4, and width is slightly larger than half warp of wind wheel 4.Generator directly is fixed on the yaw platform 10, and the rotating shaft of impeller 4 is installed on the edge-on wall of central tube 2 barrels, and this edge-on wall is not installed wallboard, and half of impeller 4 is that the windward side enters into central tube 2, and second half is the outside of adverse wind face at central tube 2.The ground low velocity wind is sent in the central tube 2 through being accelerated behind the wind collection, promotes windward side impeller rotation, and with common vertical-axis generators group ratio, positive moment increases greatly; Blocking down at wind collection, acting on and significantly reduce at wind-force on the adverse wind face impeller, making the negative moment of adverse wind face reduce, improving generating efficiency.

The impeller output shaft is connected with generator 5, disposes charge controller, battery pack and inverter then.

Claims (5)

1. high-efficient wind generating device; It is characterized in that: form by wind collection (1), central tube (2), diffusion barrel (3), impeller (4), generator (5), reinforcing steel band (6), concave frame (7), small rack (8), correcting wedge (9), yaw platform (10), large gear ring (11), small gear (12), speed reducer (13), yaw motor (14), wind direction detector (15), roller (16), central shaft (17), large platform (18), big support (19), control box (20); Large platform (18) fixes on the ground through big support (19); The bottom of yaw platform (10) is provided with roller (16) and large gear ring (11); On large platform (18), be provided with wind direction detector (15), yaw motor (14) and speed reducer (13), small gear (12); Yaw motor (14) and speed reducer (13), large gear ring (11), small gear (12) are in transmission connection; Yaw platform (10) goes up rotation around central shaft (17) at large platform (18) under the driving of yaw motor (14), speed reducer (13), large gear ring (11), small gear (12); Wind collection (1), central tube (2), diffusion barrel (3) are connected as a single entity; Constitute wind-drive device, be fixed on the yaw platform (10) through reinforcing steel band (6), concave frame (7), small rack (8), correcting wedge (9).
2. high-efficient wind generating device according to claim 1; It is characterized in that: wind-drive device: form by the trumpet-shaped wind collection of streamline (1) and central tube (2) and diffusion barrel (3); The trumpet-shaped wind collection of streamline (1) and central tube (2) and diffusion barrel (3) are the structure of the formula of being connected as a single entity; Wind-drive device is through being arranged on concave frame (7) and the small rack (8) on the yaw platform (10); And reinforce steel band (6), correcting wedge (9) is fixed on wind-drive device on the yaw platform (10), yaw platform (10) goes up at large platform (18) and rotates.
3. high-efficient wind generating device according to claim 1; It is characterized in that: large platform (18) is provided with wind direction detector (15); Wind direction detector (15) box haul rotates; Data that its angle changes and generator (5) rated speed data are passed to yaw motor (14) after handling through control chip, drive speed reducer (13), small gear (12), large gear ring (11), and yaw platform (10) is rotated.
4. high-efficient wind generating device according to claim 2 is characterized in that: wind-drive device is followed the tracks of wind direction at any time and is changed, towards the best to the wind direction, when, generator (5) lower when wind speed was lower than the rated speed operation, wind collection was followed prevailing wind direction; Higher when wind speed, when generator was higher than the rated speed operation, wind collection was avoided prevailing wind direction, reduced air output.
5. high-efficient wind generating device according to claim 1 is characterized in that: configuration level axle or two kinds of wind-driven generators of vertical shaft in the high-efficient wind generating device; During configuration level shaft generator group, adopt column with the direct frame of propeller blade (4) and generator (5) in cylindrical center tube (2), column is fixed on the yaw platform; During configuration vertical-axis generators group; Generator is directly installed on the yaw platform (10); The rotating shaft of impeller (4) then is installed on the wall of rectangular central tube one side; The windward side of impeller (4) enters into central tube (2), and adverse wind face and is blocked by wind collection (1) outside central tube (2).
CN 201120279826 2011-08-03 2011-08-03 High-efficiency wind power generation device CN202176458U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120279826 CN202176458U (en) 2011-08-03 2011-08-03 High-efficiency wind power generation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120279826 CN202176458U (en) 2011-08-03 2011-08-03 High-efficiency wind power generation device

Publications (1)

Publication Number Publication Date
CN202176458U true CN202176458U (en) 2012-03-28

Family

ID=45866342

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120279826 CN202176458U (en) 2011-08-03 2011-08-03 High-efficiency wind power generation device

Country Status (1)

Country Link
CN (1) CN202176458U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996363A (en) * 2012-12-07 2013-03-27 常州大学 Composite two-stage wind power generation device in pipeline
WO2014161215A1 (en) * 2013-04-01 2014-10-09 Qi Yongwei Wind turbine with full blade tips
CN104696155A (en) * 2015-03-15 2015-06-10 内蒙古工业大学 Concentrated wind energy type wind driven generator
CN105257480A (en) * 2015-11-16 2016-01-20 武汉理工大学 Wind power generation device capable of tracking and gathering wind
CN106438190A (en) * 2016-11-30 2017-02-22 湘潭电机股份有限公司 Wind-collecting tower and wind-collecting type wind generating set
CN107130917A (en) * 2017-06-26 2017-09-05 中国矿业大学 A kind of mine air-lack kinetic energy managing device and method
CN107532565A (en) * 2015-03-16 2018-01-02 皮特·K.·奥黑根 Improved wind turbine suitable for the installation of no wind turbine tower
CN107630780A (en) * 2016-07-18 2018-01-26 罗雪琪 Intake type wind-force water storage energy-storing and power-generating system
CN109854463A (en) * 2019-01-30 2019-06-07 许昌学院 A kind of rotation column clean energy power device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996363A (en) * 2012-12-07 2013-03-27 常州大学 Composite two-stage wind power generation device in pipeline
WO2014161215A1 (en) * 2013-04-01 2014-10-09 Qi Yongwei Wind turbine with full blade tips
CN104696155A (en) * 2015-03-15 2015-06-10 内蒙古工业大学 Concentrated wind energy type wind driven generator
CN104696155B (en) * 2015-03-15 2017-12-08 内蒙古工业大学 A kind of Concentrated Wind Energy Turbine
CN107532565A (en) * 2015-03-16 2018-01-02 皮特·K.·奥黑根 Improved wind turbine suitable for the installation of no wind turbine tower
CN105257480A (en) * 2015-11-16 2016-01-20 武汉理工大学 Wind power generation device capable of tracking and gathering wind
CN105257480B (en) * 2015-11-16 2018-10-23 武汉理工大学 A kind of wind power generation plant of tracking wind gathering
CN107630780A (en) * 2016-07-18 2018-01-26 罗雪琪 Intake type wind-force water storage energy-storing and power-generating system
CN106438190A (en) * 2016-11-30 2017-02-22 湘潭电机股份有限公司 Wind-collecting tower and wind-collecting type wind generating set
CN107130917A (en) * 2017-06-26 2017-09-05 中国矿业大学 A kind of mine air-lack kinetic energy managing device and method
CN109854463A (en) * 2019-01-30 2019-06-07 许昌学院 A kind of rotation column clean energy power device

Similar Documents

Publication Publication Date Title
Wagner Introduction to wind energy systems
Hossain et al. Future research directions for the wind turbine generator system
US8464990B2 (en) Pole mounted rotation platform and wind power generator
Eldridge Wind Machines: Report
US8330296B2 (en) Hybrid renewable energy turbine using wind and solar power
CA1141301A (en) Free wing turbine
US8492918B1 (en) Hybrid water pressure energy accumulating tower(s) connected to a wind turbine or power plants
Bansal et al. Some issues related to power generation using wind energy conversion systems: an overview
Feng et al. Overview of wind power generation in China: Status and development
CN103195637A (en) Tidal current power generation device
US8030790B2 (en) Hybrid water pressure energy accumulating wind turbine and method
CN104074670B (en) Modular marine energy TRT
US20090220342A1 (en) Shaftless vertical axis wind turbine
US9556848B2 (en) Tidal current generating device and installation frame thereof
CN101915218B (en) Wind power generating set with vertical shaft
CN1818377A (en) Wind-power apparatus, its energy-storing and wind-power generating
CN202718815U (en) Marine floating type wind force, ocean current and solar energy integrated power generation platform
CN202132181U (en) Vertical shaft lift-drag combined wind power generating system
CA2792693C (en) Wind energy turbine shell station
ES2745503T3 (en) Impact type wind power generation device
CN202596969U (en) Ecology mini-sized water electrical power generating system
CN202250621U (en) Vertical shaft wind power generation equipment
US20150340941A1 (en) Regenerative energy electric motor driven generator power plant system
CN104514680B (en) Variable blade type tidal and wind power generator with increased generation efficiency
JP5455092B1 (en) Wind power generator

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120328

Termination date: 20150803

EXPY Termination of patent right or utility model