CN2846788Y - Series vertical shaft wind motor set - Google Patents
Series vertical shaft wind motor set Download PDFInfo
- Publication number
- CN2846788Y CN2846788Y CNU2005201134584U CN200520113458U CN2846788Y CN 2846788 Y CN2846788 Y CN 2846788Y CN U2005201134584 U CNU2005201134584 U CN U2005201134584U CN 200520113458 U CN200520113458 U CN 200520113458U CN 2846788 Y CN2846788 Y CN 2846788Y
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- Prior art keywords
- wind
- wind wheel
- blade
- series type
- vertical axis
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- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- 230000003750 conditioning effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- -1 underframe Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 abstract 2
- 230000032798 delamination Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Wind Motors (AREA)
Abstract
The utility model relates to a serial vertical shaft wind motor set which can decrease the occupation area of the set and simplify the difficulty of design, manufacture and installation for blades. The utility model comprises a top bearing device, a wind wheel, a power regulation device, a rotation supporting device, a flexible connection device, a mechanical brake device, a gear case, a generator, a tension and damper system, an electricity and control system, a bottom structure, a base frame, a middle blade, a cross braced frame, a vertical shaft and an end blade, wherein the wind wheel adopts a delamination serial type, and the blade adopts a Troposkien curve shape. With the function of the wind power, the serial wind wheel rotates, absorbs the wind energy and sends the wind energy to the generator through the flexible connection device and the gear case, the wind energy is converted to electric energy, and the process of wind power generation is finished. The power regulation device can adjust the output power of the wind wheel and plays an airbrake function under the condition of strong wind.
Description
Technical field
The utility model relates to a kind of novel wind power unit, especially series type vertical axis wind electric unit.
Background technique
At present, wind power generating set mainly contains two kinds of forms, the one, horizontal shaft wind-power unit, the 2nd, vertical axis wind electric unit.
The blade of horizontal shaft wind-power unit is around the horizontal rotational shaft that is parallel to wind direction.Horizontal shaft wind-power machine set technology comparative maturity, the commercialization degree is very high.Wind-powered electricity generation unit to this type in " wind energy turbine set Technical Manual-Engineering " that China Machine Press publishes in April, 2004 has detailed description.At present, the horizontal shaft wind-power unit of 5 megawatts is succeeded in developing.But, horizontal shaft wind-power unit output wind-engaging to influence very big, the capital equipment of unit need be installed in the high-altitude, vane stress complexity, set structure and system complex, its maximization must rely on the length of increase blade and the size of capital equipment to realize, the increase of length of blade makes that on the one hand the maximization of horizontal shaft wind-power unit is difficult to realize, will make the installation quantity of wind energy turbine set descend on the other hand, has influenced totally exerting oneself of wind energy turbine set to a certain extent.
The blade of vertical axis wind electric unit is around the axle rotation of vertical and wind direction, and typical vertical axis wind electric unit is the Darrieus type.Darrieus in 1931 at U. S. application patent (patent No. 1835018), this patent has proposed a kind of vertical axis wind electric unit, wind wheel is vertically installed, blade has adopted curve shape.
The 80-90 age in last century has occurred a large amount of tens abroad to this type of 300kW wind-powered electricity generation unit, and develops the Darrieus wind-powered electricity generation unit of 4 megawatts.The vertical axis wind electric unit is compared with the horizontal shaft wind-power unit and is had the following advantages:
1) capital equipments such as generator, brake system, gearbox are installed in ground, so the entire system structure is column simple in structure particularly, can also adopt large-scale vertical directly to drive generator (being similar to hydraulic turbine generator), machine system is simple, reliability and stability good.
2) because blade is vertical installation, wind direction is little to the influence of generating, thus do not need horizontal shaft wind-power unit indispensability to windage yaw boat device, the control of system is simpler.
3) blade can adopt symmetrical uniform section, make easily, and vane stress is even, and intensity, rigidity, dynamic performance are guaranteed easily.
But, because it is Darrieus wind wheel near 1 that Darrieus type vertical axis wind electric unit generally adopts ratio of height to diameter, just there are two outstanding technical problems to large scale development, the one, the blade that maximizes makes the selection of blade material and design, manufacturing, transportation and the installation of blade become very difficult, the 2nd, large diameter wind wheel makes such wind-powered electricity generation unit floor space increase, the installation quantity of wind energy turbine set descends, and has also influenced totally exerting oneself of wind energy turbine set to a certain extent.
The typical patent of Darrieus type vertical axis wind electric unit has: U. S. Patent 4449053,4664596,4808074,5252029,5531567,5499904,5375324.In addition, in " Wind Turbine Design " that PolytechnicInternational Press published in 2002 Darrieus type vertical axis wind electric unit is had detailed description, existing product and technology also do not have to solve above-mentioned two distinct issues.
In order to develop to the maximization direction, many patents have adopted the mode of unit combination, for example U.S. Pat 6864597B1, Chinese patent CN1037193A, 200420015740.4, CN2674143Y, CN1617979A.Unit combination type wind power station is to be installed on the framework by a plurality of unit wind wheel, forms the windward side of an integral body, and the wind energy that receives will be concentrated earlier and be delivered on the major axis, drives generator through driving mechanism again.Such set structure complexity, the interference effect between the unit wind wheel generating efficiency of unit, and the floor space of unit is big, the integral body that has influenced wind energy turbine set is exerted oneself.
The patent of other vertical axis wind electric unit has: Chinese patent CN1421605A, CN1294261A, CN2522643Y, U. S. Patent 4087202,4105363,4204805,4245958,4274809,4430044,4979871, the vertical axis wind electric unit of these patents still exist technical difficulty aspect the exerting oneself of wind energy turbine set developing and improve to the maximization direction.
Summary of the invention
Make the deficiency difficult, that floor space is big in order to overcome existing large-scale wind electricity turbines vane, the utility model proposes a kind of novel series type vertical axis wind electric unit, the wind-powered electricity generation unit of this kind form not only length of blade is little, design easily, manufacturing, transportation and installation, have the little characteristics of floor space simultaneously, can increase the quantity and the capacity of unit wind energy turbine set installation.
The technical scheme in the invention for solving the above technical problem is: a kind of series type vertical shaft wind generator set, by top axle bearing apparatus, wind wheel, Power Conditioning Unit, slewing supporting device, be flexible coupling, mechanical braking device, gear-box, generator, tensioning and damped system, electric and control system, polycrystalline substance, underframe, intermediate blade, lateral frame, vertical shaft, end blade constitute, it is characterized in that wind wheel vertically installs, and adopt series type wind wheel structure.Adopt the series type wind wheel, improve the ratio of height to diameter (height of wind wheel and the diameter ratio of wind wheel) of wind wheel, the blade of wind wheel adopts the Troposkien curve shape.This larger ratio of height to diameter series type wind wheel adopts the wind wheel of several groups of citation forms, connect successively in vertical direction, assemble, thereby realized increasing the wind sweeping area of wind wheel, promptly increased the generating capacity of wind-powered electricity generation unit, and do not increased the diameter of wind wheel and the purpose of individual blade length.Because the Troposkien curve is meant soft fully, the uniform rope of quality, its two ends are connected on the vertical shaft, when rope with Constant Angular Velocity formed curve shape during around the rotation of this vertical shaft, therefore the stressed of rope only is pulling force, to make the force-bearing situation of blade be greatly improved so get the blade of such curve design one-tenth, blade only is subjected to tension, do not sheared, the effect of bending and warping force, so can alleviate the weight of blade, make things convenient for design, manufacturing and the installation of blade.Adopt such technological scheme just can reach the purpose that the wind-powered electricity generation unit maximizes.
The beneficial effects of the utility model have two: one, owing to adopted series type wind wheel and blade to adopt the Troposkien curve shape, the length of individual blade is little and force-bearing situation good, and blade designs easily, makes, transports and installs; The 2nd, owing to adopt the larger ratio of height to diameter form, the wind-powered electricity generation unit rotor diameter of identical wind sweeping area or same capability is less, can increase the wind energy turbine set installation quantity and the capacity of unit area, improves totally exerting oneself of wind energy turbine set, reduces cost of wind power generation.
Series type vertical shaft wind generator set, by top axle bearing apparatus, wind wheel, Power Conditioning Unit, slewing supporting device, be flexible coupling, mechanical braking device, gear-box, generator, tensioning and damped system, electric and control system, polycrystalline substance, underframe, intermediate blade, lateral frame, vertical shaft, end blade constitute, wind wheel is vertically installed, and adopts series type wind wheel structure.
The part that series type vertical axis wind electric unit wind wheel blade described in the utility model is got the Troposkien curve, the layering serial connection forms, and also can adopt lineal shape blade layering serial connection to form.Series type vertical axis wind electric unit wind wheel blade described in the utility model can also adopt different blade profiles and initial established angle in different layerings.Series type vertical axis wind electric unit wind wheel wind wheel described in the utility model can also be that an equatorial diameter and aspect ratio are 1: the Darrieus wind wheel of 1-4.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the vertical axis wind electric unit theory of constitution figure of Darrieus type series type wind wheel.
Fig. 2 is a Darrieus type three-decker series type wind wheel tectonic maps.
Fig. 3 is a Darrieus type two-layer structure series type wind wheel tectonic maps.
Fig. 4 is the series type wind wheel embodiment based on Darrieus type wind wheel.
Fig. 5 is the MW class vertical axis wind electric unit embodiment of Darrieus type series type wind wheel.
Fig. 6 is the vertical axis wind electric unit theory of constitution figure of prismatic blade series type wind wheel.
Among the figure, 1. the top axle bearing apparatus, 2. wind wheel, 3. Power Conditioning Unit, 4. slewing supporting device, 5. be flexible coupling, 6. mechanical braking device, 7. gear-box, 8. generator, 9. tensioning and damped system, 10. electric and control system, 11. polycrystalline substances, 12. underframe, 13. intermediate blades, 14. lateral frames, 15. vertical shafts, 16. end blades.
Embodiment:
In Fig. 1, Darrieus type series type wind wheel (2) rotates under the effect of wind-force, absorbs wind energy, is sent to generator (8) through be flexible coupling (5), gear-box (7), is converted into electric energy, has finished the process of wind-power electricity generation.Power Conditioning Unit (3) can be regulated the output power of wind wheel and play the effect of air brake under the strong wind situation.Top axle bearing apparatus (1), slewing supporting device (4), tensioning and damped system (9), polycrystalline substance (11) and underframe (12) are used to support unit, guarantee the rotation of wind wheel, structure stability, aerodynamic quality and the structure dynamic performance of unit.Wherein tensioning and damped system (9) can alleviate the quality that wind wheel (2) is gone up vertical shaft (15).
Fig. 2 shows a kind of typical Darrieus type three-decker series type wind wheel structure, and shown in Fig. 3 is two-layer structure series type wind wheel.Wherein, intermediate blade (13) and end blade (16) can be made the Troposkien curve shape, make blade only be subjected to pulling force when unit operation.For further simplification, end blade (16) also can be used the lineal shape blade.The wind wheel of this form has improved the vane stress situation effectively and has reduced length of blade under same power output.
Fig. 4 shows the series type wind wheel embodiment based on Darrieus type wind wheel.This is that an equatorial diameter is 40000mm, highly is the Darrieus wind wheel of 49000mm, place at middle 29400mm is divided into three parts with this wind wheel, get on one deck of the portion of breaking off the base of one deck string that the top is removed in employing, just can construct the two-layer structure series type wind wheel shown in Fig. 3, just construct the three-decker series type wind wheel shown in Fig. 2 if increase one deck intermediate portion again.
Fig. 5 shows the MW class vertical axis wind electric unit embodiment of a Darrieus type series type wind wheel.This embodiment has adopted the five-layer structure shown in Fig. 2, equatorial diameter to be 40000mm, highly to be the Darrieus type series type wind wheel of 106800mm, when wind speed 13m/s, the unit output power can reach 1400kW, wherein intermediate blade (13) exhibition length only is 33500mm, the wind wheel rotating diameter only is 40000mm, has reduced length of blade effectively and has reduced floor space.
Fig. 6 shows the vertical axis wind electric unit of the series type wind wheel of three layers of prismatic blade formation.Among the figure, three layers of prismatic blade series type wind wheel (2) rotate under the effect of wind-force, absorb wind energy, are sent to generator (8) through be flexible coupling (5), gear-box (7), are converted into electric energy, have finished the process of wind-power electricity generation.Power Conditioning Unit (3) can be regulated the output power of wind wheel and play the effect of air brake under the strong wind situation.Slewing supporting device (4), tensioning and damped system (9), polycrystalline substance (11) and underframe (12) are used to support unit, guarantee the rotation of wind wheel, structure stability, aerodynamic quality and the structure dynamic performance of unit.Wherein intermediate blade (13) and end blade (16) are the lineal shape blade, and can adopt different blade profiles and initial established angle in different layerings, with generating efficiency that improves the wind-powered electricity generation unit and the dynamic performance of improving complete machine.Wherein tensioning and damped system (9) can alleviate the quality that wind wheel (2) is gone up vertical shaft (15).
Claims (6)
1, a kind of series type vertical axis wind electric unit, by top axle bearing apparatus, wind wheel, Power Conditioning Unit, slewing supporting device, be flexible coupling, mechanical braking device, gear-box, generator, tensioning and damped system, electric and control system, polycrystalline substance, underframe, intermediate blade, lateral frame, vertical shaft, end blade constitute, it is characterized in that wind wheel vertically installs, and adopt series type wind wheel structure.
2, series type vertical axis wind electric unit according to claim 1, it is characterized in that: the series type wind wheel blade is got the part of Troposkien curve, and the layering serial connection forms.
3, series type vertical axis wind electric unit according to claim 1 is characterized in that: the series type wind wheel adopts lineal shape blade layering serial connection to form, and adopts different blade profiles and initial established angle in different layerings.
4, according to claim 1,2 or 3 described series type vertical axis wind electric units, it is characterized in that: wind wheel is that an equatorial diameter and aspect ratio are 1: the Darrieus wind wheel of 1-4.
5, series type vertical axis wind electric unit according to claim 4 is characterized in that: wind wheel equatorial diameter and aspect ratio are 1: 2 Darrieus wind wheel.
6, series type vertical axis wind electric unit according to claim 4 is characterized in that: wind wheel equatorial diameter and aspect ratio are 1: 3 Darrieus wind wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201134584U CN2846788Y (en) | 2005-07-12 | 2005-07-12 | Series vertical shaft wind motor set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201134584U CN2846788Y (en) | 2005-07-12 | 2005-07-12 | Series vertical shaft wind motor set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2846788Y true CN2846788Y (en) | 2006-12-13 |
Family
ID=37512211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201134584U Expired - Fee Related CN2846788Y (en) | 2005-07-12 | 2005-07-12 | Series vertical shaft wind motor set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2846788Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100460668C (en) * | 2005-07-12 | 2009-02-11 | 北京双帆科技有限公司 | Series generator set with vertical axles |
| CN101225799B (en) * | 2007-01-16 | 2010-08-11 | 海油双帆(北京)科技有限责任公司 | Vertical axis wind electric units with spherical hinge seat |
| CN103557114A (en) * | 2013-09-06 | 2014-02-05 | 仇立德 | Unimpeded double-controlled vertical wind turbine |
| CN104775997A (en) * | 2015-04-27 | 2015-07-15 | 马嗣锋 | Wind power generation driving device with blades vertically mounted on longitudinal shaft |
| CN107727290A (en) * | 2017-09-28 | 2018-02-23 | 柳州凡科技有限公司 | A kind of rust-proof effect is good and computer based wind power prediction meanss |
-
2005
- 2005-07-12 CN CNU2005201134584U patent/CN2846788Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100460668C (en) * | 2005-07-12 | 2009-02-11 | 北京双帆科技有限公司 | Series generator set with vertical axles |
| CN101225799B (en) * | 2007-01-16 | 2010-08-11 | 海油双帆(北京)科技有限责任公司 | Vertical axis wind electric units with spherical hinge seat |
| CN103557114A (en) * | 2013-09-06 | 2014-02-05 | 仇立德 | Unimpeded double-controlled vertical wind turbine |
| CN104775997A (en) * | 2015-04-27 | 2015-07-15 | 马嗣锋 | Wind power generation driving device with blades vertically mounted on longitudinal shaft |
| CN107727290A (en) * | 2017-09-28 | 2018-02-23 | 柳州凡科技有限公司 | A kind of rust-proof effect is good and computer based wind power prediction meanss |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING DOUBLE-FAN TECHNOLOGY LTD. Free format text: FORMER OWNER: GUO SHUYAN; PATENTEE Effective date: 20070302 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070302 Address after: 100038 Beijing city Haidian District North cellular Zhongsheng building room 508 No. 2 Patentee after: Beijing Shuangfan Technology Co., Ltd. Address before: 100038, No. 3 middle North Road, Beijing, Haidian District Co-patentee before: Pan Guoping Patentee before: Guo Shuyan |
|
| C56 | Change in the name or address of the patentee |
Owner name: HAIYOU SHUANGFAN (BEIJING) TECHNOLOGY CO., LTD. Free format text: FORMER NAME: BEIJING SHUANGFAN TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 100089, Haidian District Road, Beijing, No. 1, green business district, block D, 2 floor Patentee after: Haiyou Shuangfan (Beijing) Technology Co., Ltd. Address before: 100038 Beijing city Haidian District North cellular Zhongsheng building room 508 No. 2 Patentee before: Beijing Shuangfan Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061213 Termination date: 20140712 |
|
| EXPY | Termination of patent right or utility model |