CN201003465Y - 1.5MW double-feedback type variable speed constant frequency wind-driven generator group - Google Patents
1.5MW double-feedback type variable speed constant frequency wind-driven generator group Download PDFInfo
- Publication number
- CN201003465Y CN201003465Y CNU2007201155024U CN200720115502U CN201003465Y CN 201003465 Y CN201003465 Y CN 201003465Y CN U2007201155024 U CNU2007201155024 U CN U2007201155024U CN 200720115502 U CN200720115502 U CN 200720115502U CN 201003465 Y CN201003465 Y CN 201003465Y
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- CN
- China
- Prior art keywords
- changing
- double
- refractory
- gear
- gear box
- 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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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
- Y02E10/72—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
- Y02E10/76—Power conversion electric or electronic aspects
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- Wind Motors (AREA)
Abstract
The utility model relates to a 1.5 MW direct driving type speed-changing frequency-consistent wind generating group, in which an engine room is fixed on a cone core. The engine consists of a wheel boss, a refractory changing device, a gear box, a yawing device, a dynamo and a PLC control cabinet. The refractory changing device is arranged on the wheel boss whose outputting shaft is connected with the gear box and on whose side the yawing device is arranged. The gear box is connected with the dynamo which enters the electricity grid after the connection with the voltage transformer circuit arranged on the ground. A blade is arranged on the wheel boss and a dogvane is arranged outside the engine room. The PLC control cabinet is connected with the circuits of the refractory changing device, the gear box, the yawing device, the dynamo and the dogvane. The 1.5 MW direct driving type speed-changing frequency-consistent wind generating group of the utility model generates great amount of electrical energy, is safe and reliable, requires low cost and achieves the refractory changing control, the consistent frequency control and the whole control.
Description
Technical field
The utility model relates to a kind of wind-powered electricity generation unit, especially a kind of 1.5MW double-feedback speed-variable frequency-constant wind-driven generator group.
Background technique
The present high-power 1MW capacity of China is in development with fan, though the small lot batch manufacture of several families is arranged, all is to buy external technology.And the technology of these joint ventures not only technology is backward relatively, and limited by offshore company, the production technology of key technology such as change control system, constant frequency, remote monitoring etc. still will be from external introductions.Therefore it is very necessary developing a kind of autonomous wind-powered electricity generation unit.
Summary of the invention
The utility model is intended to overcome the deficiencies in the prior art, provides a kind of generated energy 1.5MW double-feedback speed-variable frequency-constant wind-driven generator group big, safe and reliable to operation.
1.5MW double-feedback speed-variable frequency-constant wind-driven generator group of the present utility model is to have fixed the cabin on the tower tube, and the cabin is to be made of wheel hub, change sizing device, gear-box, yaw device, generator, PLC control cabinet.The change sizing device is housed on wheel hub, and the wheel hub output shaft is connected with gear-box, and yaw device is equipped with in the side, and gear-box is connected with generator, generator with enter electrical network after the ground level transformer circuit is connected.On wheel hub, be fixed with blade; Outside in the cabin is provided with flow direction vane.The PLC control cabinet is connected with change sizing device, gear-box, yaw device, generator, flow direction vane circuit respectively.
Further improve as the utility model, yaw device is connected with the chassis, cabin.
The PLC control cabinet has been realized the automation control to the whole generating unit, is in particular in:
One, control technique: control and remote monitoring automatically.Realize wind merit curve and power generating, output, FREQUENCY CONTROL, whole automatic operating and the safe power generation performance of controlling, realize blower fan automatically.
Two, become oar control: the wind magnitude of power of the digital sensing of gathering by wind speed, the angle of adjusting vane obtains best wind and carries effect, satisfies the power-generating control system parameter, obtains level and smooth power output.Minimizing obtains best generating effect to the impact of electrical network.Make wind speed obtain best generated energy, improve 12% generating effect at 3m～15m/s.
Three, constant frequency control: frequency-tuning range 50Hz to 60Hz.Frequency conversion system is subjected to quota to require to carry out microcomputer to regulate and reach the constant frequency requirement, guarantees that electric voltage frequency exports relatively stable precision ± 1%.Have stable frequency, electric current, Control of Voltage and anti-electrical network and fall ability.Reduce the design that frequency conversion system output and generator produce the distributed inductance distributed capacity.
1.5MW double-feedback speed-variable frequency-constant wind-driven generator group generated energy height of the present utility model, safe and reliable, operating cost is low, realizes the control of change slurry, constant frequency control and the whole control of blower fan.
Description of drawings
Fig. 1 is the structural representation of 1.5MW double-feedback speed-variable frequency-constant wind-driven generator group of the present utility model.
Fig. 2 is 1.5MW double-feedback speed-variable frequency-constant wind-driven generator group engine room structure figure of the present utility model.
Embodiment
As shown in Figure 1 and Figure 2,1.5MW double-feedback speed-variable frequency-constant wind-driven generator group of the present utility model is to have fixed cabin 2 on tower tube 1, and cabin 2 is to be made of wheel hub 3, change sizing device 4, gear-box 5, yaw device 6, generator 7, PLC control cabinet 8.Change sizing device 4 is housed on wheel hub 3, and wheel hub 3 output shafts are connected with gear-box 5, and yaw device 6 is equipped with in the side, and yaw device 6 is connected with chassis, cabin 13.Gear-box 5 is connected with generator 7, generator 7 with enter electrical network 11 after ground level transformer 10 circuit are connected.On wheel hub 3, be fixed with blade 9; 2 outside is provided with flow direction vane 12 in the cabin.PLC control cabinet 8 is connected with change sizing device 4, gear-box 5, yaw device 6, generator 7, flow direction vane 12 circuit respectively.
Double-feedback speed-variable frequency-constant wind-driven generator group blade 9 of the present utility model is fixed on the wheel hub 3, wheel hub 3 and gear-box 5 are connected by main shaft, the gear of the rotation driven gear case 5 of wheel hub 3, through driving the running of generator 7 rotors after the planetary speedup, after being transported to ground level transformer 10 by cable, output current enters electrical network 11.
The speed of gear-box 5 and generator 7 and temperature all detect and control by PLC control cabinet 8.Simultaneously, PLC control cabinet 8 also receives wind direction and the wind velocity signal that flow direction vane 12 sends, thereby outputs signal to yaw device 6 and vane change device 4, by the rotation of yaw device 6 controller bilge dishes 13, with reach make blade 9 always facing the wind to purpose.Control the cone angle of blades 9 by vane change device 4 again, thereby obtain maximum driving torque.
Claims (2)
1,1.5MW double-feedback speed-variable frequency-constant wind-driven generator group is to have fixed cabin (2) on tower tube (1), cabin (2) is by wheel hub (3), becomes sizing device (4), gear-box (5), yaw device (6), generator (7), PLC control system (8) formation, it is characterized in that on wheel hub (3), being equipped with change sizing device (4), wheel hub (3) output shaft is connected with gear-box (5), yaw device (6) is equipped with in the side, gear-box (5) is connected with generator (7), generator (7) with enter electrical network (11) after ground level transformer (10) circuit is connected; On wheel hub (3), be fixed with blade (9); The outside of (2) is provided with flow direction vane (12) in the cabin; PLC control system (8) is connected with change sizing device (4), gear-box (5), yaw device (6), generator (7), flow direction vane (12) circuit respectively.
2,1.5MW double-feedback speed-variable frequency-constant wind-driven generator group as claimed in claim 1 is characterized in that yaw device (6) is connected with chassis, cabin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201155024U CN201003465Y (en) | 2007-02-02 | 2007-02-02 | 1.5MW double-feedback type variable speed constant frequency wind-driven generator group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201155024U CN201003465Y (en) | 2007-02-02 | 2007-02-02 | 1.5MW double-feedback type variable speed constant frequency wind-driven generator group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201003465Y true CN201003465Y (en) | 2008-01-09 |
Family
ID=39039003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201155024U Expired - Fee Related CN201003465Y (en) | 2007-02-02 | 2007-02-02 | 1.5MW double-feedback type variable speed constant frequency wind-driven generator group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201003465Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545605A (en) * | 2016-01-19 | 2016-05-04 | 文流渊 | Wind-driven generator changeable in axial direction |
| CN106917723A (en) * | 2015-12-25 | 2017-07-04 | 上海稳得新能源科技有限公司 | Large-scale inductor can be with magnetic suspension structure wind power generating set |
| CN111022255A (en) * | 2019-10-14 | 2020-04-17 | 西北工业大学 | Fan device integrating power generation and air supply functions |
-
2007
- 2007-02-02 CN CNU2007201155024U patent/CN201003465Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917723A (en) * | 2015-12-25 | 2017-07-04 | 上海稳得新能源科技有限公司 | Large-scale inductor can be with magnetic suspension structure wind power generating set |
| CN105545605A (en) * | 2016-01-19 | 2016-05-04 | 文流渊 | Wind-driven generator changeable in axial direction |
| CN111022255A (en) * | 2019-10-14 | 2020-04-17 | 西北工业大学 | Fan device integrating power generation and air supply functions |
| WO2021073354A1 (en) * | 2019-10-14 | 2021-04-22 | 西北工业大学宁波研究院 | Fan apparatus integrating functions of power generation and air supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: The wind power generation equipment (Daqing) Co., Ltd. Assignor: Daqing Deta Electrical Co. Ltd. Contract fulfillment period: 2009.12.20 to 2014.12.19 Contract record no.: 2009230000049 Denomination of utility model: 1.5MW double-feedback type variable speed constant frequency wind-driven generator group Granted publication date: 20080109 License type: Exclusive license Record date: 20091224 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.12.20 TO 2014.12.19; CHANGE OF CONTRACT Name of requester: HANWEI WIND POWER EQUIPMENT (DAQING) CO., LTD. Effective date: 20091224 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20120202 |