CN206617280U - Various dimensions wind energy mixes axle TRT - Google Patents
Various dimensions wind energy mixes axle TRT Download PDFInfo
- Publication number
- CN206617280U CN206617280U CN201720167938.1U CN201720167938U CN206617280U CN 206617280 U CN206617280 U CN 206617280U CN 201720167938 U CN201720167938 U CN 201720167938U CN 206617280 U CN206617280 U CN 206617280U
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- China
- Prior art keywords
- pitching
- driftage
- wind
- cabin
- holding meanss
- Prior art date
- 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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- 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
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Abstract
Axle TRT is mixed the utility model discloses a kind of various dimensions wind energy, wind energy is captured using cabin driftage and pitching various dimensions, the electrical power generators in underlying pylon are driven.Including fan blade, the conversion of vertical shaft torque, camber line pitching motor, driftage mechanical structure, to wind holding meanss, generator and current transformer.The torque of multidimensional blower fan is strictly converted into vertical shaft torque by vertical shaft torque conversion；Driftage mechanical structure decomposes vertical shaft torque, the driftage of driving cabin and electrical power generators；Cabin pitching is completed by camber line pitching motor, including pitching rotor and stator support, produces pitching moment and vertical force, wind and fan blade thrust are stabilized for cabin pitching；Cabin by dead electricity is kept at the end of driftage is to wind to wind holding meanss, realizes cabin idle persistently to wind wind state.The utility model reduces nacelle weight, greatly reduces driftage loss, improves cabin to wind precision and wind energy utilization.
Description
Technical field
The utility model is related to a kind of various dimensions wind energy mixing axle TRT, especially a kind of to be applied to big-and-middle-sized wind
Force generating system, using cabin pitching and driftage various dimensions capture wind energy, improves wind energy utilization.
Background technology
Wind-power electricity generation, as the wide regenerative resource of a kind of cleaning, development prospect, is always the energy hair of countries in the world
Exhibition strategy.Lifting Wind energy extraction efficiency is the study hotspot of wind-powered electricity generation field researcher, the yaw system of wind power generating set
It is to realize that cabin driftage, to the important step of wind, is the essential composition portion of horizontal axis wind-driven generator group based on wind vector
Point, it can effectively lift Wind turbines reliability, service life and generating efficiency.But traditional large medium size wind generator generator
, there is nacelle weight greatly in engine room inside built in unit, the problems such as driftage power consumption is big, while larger flywheel moment forces driftage to be revolved
Rotation mechanism is complicated, and gear drive multistage is completed, and there is the big problem in yaw gear backlash, causes driftage not high to wind precision；Together
When nacelle weight the problems such as, also cause big-and-middle-sized Wind turbines only to consider wind driftage to wind, and without cabin pitching, therefore seriously
Constrain the lifting of Wind energy extraction efficiency；Small-size wind power-generating then generally completes wind energy using passive yawing and cabin pitching and caught
Obtain, but cabin pitching only relies on blower fan itself tilting moment and passively completed, pitching is regulated the speed slowly, and exist to wind low precision with
And cabin stability problem.
Utility model content
Technical assignment of the present utility model is to be mixed for deficiency present in above-mentioned technology there is provided a kind of various dimensions wind energy
Axle TRT.
The technical scheme in the invention for solving the above technical problem is：Various dimensions wind energy mixes axle TRT bag
Include wind blade, the conversion of vertical shaft torque, camber line pitching motor, driftage mechanical structure, to wind holding meanss, generator and change
Flow device.Cabin completes various dimensions wind energy under camber line pitching motor, driftage mechanical structure and to wind holding meanss collective effect
Capture；The torque of Wind energy extraction various dimensions is changed and gone off course under mechanical structure synergy through vertical shaft torque, and wind energy is passed to
Electrical power generators, and be load supplying through current transformer；It is electric on the pitching stator of camber line pitching motor when cabin pitching is to wind,
Pitching moment and vertical force are produced with PM rotor, cabin pitching is realized to wind, while stabilizing the thrust of fan blade generation；
Driftage to wind when, driftage mechanical structure and to wind holding meanss collaboration vertical shaft torque is decomposed, respectively through gear ring drive cabin
Driftage and planet carrier driving electrical power generators.Cabin maintains cabin state windward to holding meanss of being gone off course after the completion of wind, realizes
Cabin idle is persistently to wind.
Multidimensional blower fan torque and high-efficient is converted into vertical shaft torque by the vertical shaft torque conversion, including Wind energy extraction axle,
Pitching transaxle, pitching support shaft, vertical transaxle and vertical axis, Wind energy extraction axle and wind blade coaxially couple, and will
Wind energy is captured through pitching transaxle and bevel gear set, the up rightness torque of pitching support shaft is converted to, then through vertical transaxle
Vertical shaft torque is converted into bevel gear set；Pitching support shaft, pitching transaxle and vertical transaxle build cabin and bowed jointly
Space is faced upward, the influence that cabin driftage and pitching are changed to torque is eliminated, realizes the torque of multidimensional blower fan to vertical shaft torque
Strict conversion.
The camber line pitching motor includes pitching rotor, pitching stator and stator and supports three parts, and rotor is in camber line
Type, it is ensured that rotor air gap is constant during cabin elevating movement, pitching rotor is fixed on rear side of cabin, is camber line permanent magnet；Pitching
Stator is 7 series direct current windings, is fixed in stator support, and stator support is connected with the U-shaped rigidity of support of cabin, and it is powered
Circuit is connected through the U-shaped support of cabin, vertical axis center and sun gear center with current transformer DC side, according to wind speed, wind direction and
Cabin luffing angle, controls stator winding electrifying electric current, produces pitching moment and vertical force, realizes cabin pitching and blower fan thrust
Stabilize.
The driftage mechanical structure includes sun gear, planet carrier and gear ring, and wherein planet carrier and vertical axis is rigidly connected, will
Vertical shaft torque is inputted to driftage mechanical structure, and gear ring is connected with the U-shaped rigidity of support of cabin, and sun gear is connected with generator；Tooth
Enclose and be connected with driftage holding meanss, in During yaw, driftage holding meanss are powered, and driftage mechanical structure divides vertical shaft torque
Solve partial torque, driving cabin driftage；After driftage terminates, gear ring is fixed by driftage holding meanss dead electricity, mechanical structure work of going off course
Make in torque transmission state, sun gear torque is transferred to generator through fixed no-load voltage ratio, realizes wind-power electricity generation.
Pitching holding meanss include pitching holding end cap, pitching hold-in winding, pitching braking in the holding meanss to wind
Spring, pitching braking arc set and pitch axis；Holding meanss of going off course include driftage and keep end cap, driftage hold-in winding, yaw brake
Spring, pitching braking cutting ferrule and gear ring brake disc.The pitching of pitching holding meanss keeps end cap to be rigidly connected with cabin, pitch axis
It is connected with the U-shaped rigidity of support of cabin, and leads to pitching transaxle in pitch axis；The driftage for holding meanss of going off course keeps end cap and tower
Frame is rigidly connected, and gear ring brake disc is rigidly connected with gear ring, and the dead electricity after pitching and driftage, realizes that cabin idle is stable and holds
Continue to wind.
The beneficial effect that the utility model is brought is：
1) the utility model captures wind energy using cabin driftage and pitching various dimensions, by camber line pitching motor and driftage
Mechanical structure completes cabin various dimensions to wind, improves power coefficient；
2) the utility model is changed by vertical shaft torque, and wind energy conversion system torque is strictly converted into vertical shaft torque so that
Pylon is placed under generator to be possibly realized, nacelle weight is greatly reduced, and is reduced driftage power consumption and pitching loss, is improved driftage
To wind precision；
3) the utility model completes cabin pitching using camber line pitching motor so that pitching process air gap is stable, it is ensured that bow
Torque stability is faced upward, while the normal direction vertical force produced, quickly stabilizes fan blade fluctuation thrust, improve wind-force and integrally generate electricity
The stability of a system.
4) the utility model decomposes wind energy conversion system up rightness torque by driftage reasonable mechanical structure and realizes that cabin is gone off course, and eliminates
The use of traditional Wind turbines yaw motor, greatly reduces cost.
Brief description of the drawings
Fig. 1 equipment basic structure schematic diagrams.
Fig. 2 equipment cross-sectional views.
Fig. 3 equipment schematic top plan views.
Fig. 4 control flow charts.
Fig. 5 pitching holding meanss basic structure schematic diagrams.
Fig. 6 driftage holding meanss basic structure schematic diagrams.
1. wind blade in figure, 2. cabins, the U-shaped support of 3. cabins, the support of 4. stators, 5. pitching rotors, 6. pitching stators,
7. advance ball of going off course, 8. pylons, 9. Wind energy extraction axles, 10. pitching transaxles, 11. pitching support shafts, 12. gear rings, 13. hang down
D-axis, 14. generators, 15. pitching holding meanss, 16. vertical transaxles, 17. driftage holding meanss, 18. planet carriers, 19. too
Sun wheel, 20. current transformers, 21. bevel gear sets, 22. pitching keep end cap, 23. pitching braking spring, 24. pitching hold-in windings, 25.
Arc set, 26. pitch axis are braked in pitching, and 27. driftages keep end cap, 28. yaw brake springs, 29. driftage hold-in windings, 30. pitching
Brake cutting ferrule, 31. gear ring brake discs.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
The various dimensions wind energy mixing axle TRT that the utility model is announced, including wind blade 1, vertical shaft torque turn
Change (9,10,11,13,16), camber line pitching motor (4,5,6), driftage mechanical structure (12,18,19), to wind holding meanss
(15,17), generator 14 and current transformer 20；Vertical shaft torque conversion is by Wind energy extraction axle 9, pitching transaxle 10, pitching branch
Support axle 11, vertical transaxle 16 and vertical axis 13 are constituted；Camber line pitching motor is by pitching rotor 5, pitching stator 6 and stator branch
Support 4 three parts composition；Driftage mechanical structure is made up of sun gear 19, planet carrier 18 and gear ring 12；Wind holding meanss are included to bow
Holding meanss 15 and driftage holding meanss 17 are faced upward, pitching holding meanss 15 keep end cap 22, pitching hold-in winding 24 by pitching, bowed
Face upward braking spring 23, pitching braking arc set 25 and pitch axis 26 to constitute, driftage holding meanss 17 keep end cap 27, driftage by driftage
Hold-in winding 29, yaw brake spring 28, pitching braking cutting ferrule 30 and gear ring brake disc 31 are constituted.
The various dimensions wind energy mixing axle TRT workflow that the utility model is announced is as shown in Figure 4.The real-time root of system
According to the wind speed and direction and historical data of monitoring, wind generator system running status is judged, system can be operated in pitching generating shape
State, driftage generating state and to wind keep generating state, complete cabin driftage, pitching and to wind keep and generator 14 send out
Electricity.
When wind speed is less than threshold wind velocity Vcut, system operation stopped status, generator 14 is shut down, to wind holding meanss dead electricity,
To wind state before remaining shut off；When wind speed exceedes threshold wind velocity, and the luffing angle A and yaw angle of the detection of wind speed and direction tester
When degree B is 0, system operation is keeping generating state to wind；When luffing angle and yaw angle are not 0, system is first
Cabin pitching, now system operation is in pitching generating state；After luffing angle is adjusted to 0, while when yaw angle is not zero,
Now system enters driftage generating state.
Generating state is kept to wind, cabin front under to wind holding meanss dead electricity captures wind energy, blower fan various dimensions windward
Torque change and go off course through vertical shaft torque mechanical structure driving generator 14 generate electricity.Wind holding meanss are powered off, now pitching
Hold-in winding 24 and driftage hold-in winding 29 are powered off, and the thrust that pitching braking arc set 25 and pitch axis 26 brake spring 23 by pitching is tight
Lock, yaw brake cutting ferrule 30 and gear ring brake disc 31 are yawed braking spring 28 and pressed, and pitch axis 26 and gear ring brake disc 31 are huge
Strictly braked under big pressure and drag effect, gear ring 12 and cabin 2 can not be moved so that the idle of cabin 2 is stable accurate to wind.
The torque of blower fan various dimensions is changed and gone off course mechanical structure conversion through vertical shaft torque, and driving generator 14 generates electricity, and by current transformer
20 inversions output is realized grid-connected.
Cabin pitching generating state, pitching is to wind under the driving of camber line pitching motor for cabin 2, and various dimensions torque is through vertical axis
Torque is changed and driftage mechanical structure driving generator 14 generates electricity.Cabin 2 is under the electrifying condition of pitching holding meanss 15, through camber line
The pitching rotor 5 of pitching motor and the interaction pitching of pitching stator 6 are to wind.Pitching hold-in winding in pitching holding meanss 15
24 are powered, and pitching braking arc set 25 is separated under magneticaction with pitch axis, is braked spring 23 to two side compression pitching, is reduced pitching
The frictional damping of axle 26, it is ensured that the without hindrance pitching of cabin 2.The stator 6 of camber line pitching motor is powered, and produces and bows together with pitching rotor 5
Face upward torque, the supporting and space that driving cabin 2 is built jointly in pitching support shaft 11, pitching transaxle 10 and vertical transaxle 16
In make elevating movement, until angle of pitch A is zero.The torque of blower fan various dimensions is converted to up rightness torque through vertical torque, in driftage
The dead electricity situation lower ring gear 12 of holding meanss 17 is braked, and is transferred to generator 14 through planet carrier 18 and the fixation of sun gear 19 no-load voltage ratio and is sent out
Electricity, and complete grid-connected by current transformer 20.
Cabin driftage generating state, vertical shaft torque is decomposed into driftage mechanical structure into driftage torque and generator drive turns
Square, completes cabin 2 and goes off course to wind and generate electricity by way of merging two or more grid systems.Electricity in holding meanss 17 of going off course, cabin pitching holding meanss 15 are in cabin arc
In the case of line pitching motor dead electricity, dead electricity keeps cabin pitch attitude, while hold-in winding 29 of going off course is powered, yaw brake card
Set 30 is separated under magneticaction with gear ring brake disc, to two side compression yaw brake springs 28, reduces steering resistance, it is ensured that machine
Normally go off course in cabin 2.Blower fan various dimensions torque is converted to vertical shaft torque by vertical torque conversion, inputted through planet carrier 18 and
Gear ring 12 and sun gear 19 decompose output, vertical shaft torque are decomposed into driftage torque and generator drive torque, by generator
Torque is adjusted, and completes the main passive yawing of cabin 2 and generator 14 generates electricity, and can complete to generate electricity by way of merging two or more grid systems by current transformer 20.
It is not new to this practicality although above-mentioned embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deform still in protection model of the present utility model
Within enclosing.
Claims (4)
1. a kind of various dimensions wind energy applied to big-and-middle-sized Wind turbines mixes axle TRT, it is characterized in that, including wind-force oar
Leaf, the conversion of vertical shaft torque, camber line pitching motor, driftage mechanical structure, wind holding meanss, generator and current transformer are set
Standby, the generator is underlying in pylon, and is connected through driftage mechanical structure and the conversion of vertical shaft torque with fan blade axle；
The vertical shaft torque conversion includes Wind energy extraction axle, pitching transaxle, pitching support shaft, vertical transaxle and vertical axis,
The torque of multidimensional blower fan is strictly converted into vertical shaft torque；The camber line pitching motor include pitching rotor, pitching stator and
Stator is supported, and produces pitching moment and vertical force, pitching cabin is to wind and stabilizes fan blade thrust；The driftage mechanical structure
Including sun gear, planet carrier and gear ring, vertical shaft torque, the driftage of gear ring output driving cabin, sun gear output driving hair are decomposed
Electric power generation.
2. various dimensions wind energy according to claim 1 mixes axle TRT, it is characterized in that the camber line pitching motor is fixed
Rotor is in arc line type, it is ensured that cabin pitching rotor air gap is constant, and pitching rotor is fixed on rear side of cabin, is camber line permanent magnet；
Pitching stator is 7 series direct current windings, is fixed in stator support, and stator support is connected with the U-shaped rigidity of support of cabin, stator
Supply line is connected with current transformer DC side through the U-shaped support of cabin, vertical axis center and sun gear center, realizes cabin pitching
With stabilizing for blower fan thrust.
3. various dimensions wind energy according to claim 1 mixes axle TRT, it is characterized in that in the driftage mechanical structure
Planet carrier and vertical axis are rigidly connected, and vertical shaft torque are inputted to driftage mechanical structure, gear ring connects with the U-shaped rigidity of support of cabin
Connect, sun gear is connected with generator；Gear ring is connected with driftage holding meanss, and During yaw driftage holding meanss are powered, machine of going off course
Tool structure goes off course vertical shaft torque decomposition unit point torque to gear ring, driving cabin；Driftage terminates driftage holding meanss dead electricity and consolidated
Fixed, driftage mechanical structure is operated in torque transmission state, and sun gear torque is transferred to generator through fixed no-load voltage ratio, realizes that wind-force is sent out
Electricity.
4. various dimensions wind energy according to claim 1 mixes axle TRT, it is characterized in that in the holding meanss to wind
Pitching holding meanss include pitching and keep end cap, pitching hold-in winding, pitching braking spring, pitching braking arc set and pitch axis；
Go off course holding meanss include driftage keep pitching keep end cap, driftage hold-in winding, yaw brake spring, pitching braking cutting ferrule and
Gear ring brake disc；The pitching of pitching holding meanss keeps end cap to be rigidly connected with cabin, and pitch axis connects with the U-shaped rigidity of support of cabin
Connect, and lead to pitching transaxle in pitch axis；Driftage holding meanss driftage keep end cap be rigidly connected with pylon, gear ring brake disc and
Gear ring is rigidly connected, and the dead electricity after pitching and driftage, realizes that cabin idle is stable persistently to wind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720167938.1U CN206617280U (en) | 2017-02-24 | 2017-02-24 | Various dimensions wind energy mixes axle TRT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720167938.1U CN206617280U (en) | 2017-02-24 | 2017-02-24 | Various dimensions wind energy mixes axle TRT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617280U true CN206617280U (en) | 2017-11-07 |
Family
ID=60231297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720167938.1U Expired - Fee Related CN206617280U (en) | 2017-02-24 | 2017-02-24 | Various dimensions wind energy mixes axle TRT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617280U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640535A (en) * | 2017-02-24 | 2017-05-10 | 曲阜师范大学 | Multi-dimension wind energy mixed-shaft power generating system |
| CN107905953A (en) * | 2018-01-18 | 2018-04-13 | 安徽锦希自动化科技有限公司 | A kind of wind power generating set that can automatically adjust direction |
| CN111550373A (en) * | 2020-04-25 | 2020-08-18 | 中广核(北京)新能源科技有限公司 | Design method of device for improving efficiency of transmission chain of wind turbine generator system |
-
2017
- 2017-02-24 CN CN201720167938.1U patent/CN206617280U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640535A (en) * | 2017-02-24 | 2017-05-10 | 曲阜师范大学 | Multi-dimension wind energy mixed-shaft power generating system |
| CN106640535B (en) * | 2017-02-24 | 2023-11-10 | 曲阜师范大学 | Multi-dimensional wind energy hybrid shaft power generation system |
| CN107905953A (en) * | 2018-01-18 | 2018-04-13 | 安徽锦希自动化科技有限公司 | A kind of wind power generating set that can automatically adjust direction |
| CN111550373A (en) * | 2020-04-25 | 2020-08-18 | 中广核(北京)新能源科技有限公司 | Design method of device for improving efficiency of transmission chain of wind turbine generator system |
| CN111550373B (en) * | 2020-04-25 | 2021-12-03 | 中广核(北京)新能源科技有限公司 | Design method of device for improving efficiency of transmission chain of wind turbine generator system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |