CN203948227U - A kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set - Google Patents
A kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set Download PDFInfo
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- CN203948227U CN203948227U CN201420352723.3U CN201420352723U CN203948227U CN 203948227 U CN203948227 U CN 203948227U CN 201420352723 U CN201420352723 U CN 201420352723U CN 203948227 U CN203948227 U CN 203948227U
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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
The utility model provides a kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel, main shaft, main bearing seat, mainframe, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, becomes oar dragging system, driftage dragging system and engine room cover; Wind wheel is fixedly connected with front-end of spindle, and main shaft is connected with main bearing seat by the bearing in main bearing seat; The axle of main shaft, low-speed permanent magnetic direct-drive generator is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator is outside main shaft; Lower velocity shaft brake is arranged in low-speed permanent magnetic direct-drive generator back shell; Become oar dragging system and drag the blade on wind wheel through main shaft; Driftage dragging system drags cabin and wind wheel around tower cylinder rotary alignment wind direction.Suffered radially, the axial unbalanced force of the utility model wind wheel and vibrations are directly conducted and then by tower cylinder and ground, are absorbed to mainframe through main shaft, main bearing seat, low-speed permanent magnetic direct driving type aerogenerator and mainframe axial is connected to adopt and flexibly connects, and reduces the circumferential vibrations in running.
Description
Technical field
The utility model belongs to technical field of wind power generation, particularly a kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set.
Background technique
Low-speed permanent magnetic direct-drive wind power generating set, compare widely used double-fed, alternating current asynchronous type, half direct-driving type wind power generation unit, saved gear-box acceleration system and for the matching used gear box lubricating oil pumping system of gear-box, lubricant oil are cooling, heating system, oil temperature, oily detection system, the reliability that has improved whole unit, has reduced maintenance workload.Due to the further maturation of magnetic steel material, design, production technology, adopt the shared wind-powered electricity generation unit of the wind-powered electricity generation unit ratio of low speed disk permanent magnet generator in rising trend simultaneously.
Thereby magneto has the vibrations of being subject to cause the risk that demagnetization causes generated energy to glide and even cannot generate electricity.The electric machine structure form of MW class and many megawatt-level low-speeds permanent magnetism direct drive wind group of motors has the forms such as single-bearing internal rotor, single-bearing external rotor, duplex bearing internal rotor, duplex bearing external rotor at present; Simultaneously due to reasons such as motor size, heat radiations all by motor arrangement at nacelle exterior front end; But no matter adopt the as above low speed disc-type permanent magnet motor of which kind of form, because wind wheel is directly connected on the rotor of motor, by fitful wind drive circumferential vibrations that wind wheel blade causes, along the axial vibrations of rotor shaft, and the weight of three blades and the asymmetric radially vibrations that cause of center of gravity all can directly act on the rotor of generator and conduct to stator simultaneously.
Permanent-magnet material has the shortcoming of high temperature demagnetization, and this is also conventionally magneto to be hung on to a reason of nacelle exterior.It has been generally acknowledged that permanent magnetism is hung on to nacelle exterior, be also the stage that wind speed is higher just when generator power is larger, by natural air cooled, generator fanned to heat.Some traditional low-speed permanent-magnet disc type wind-powered electricity generation unit that adopts external hanging type in the good situation of wind regime continuously operation after two days because natural air cooled heat radiation cannot up to standardly cause generator magnet steel temperature warning, have to unit power-limiting or shutdown, cause mass energy waste; Even install forced air cooling additional through transformation, can not meet generator heat-radiation requirement completely.
Traditional disc type low speed permanent magnet generator inner and outer Rotator is connected on cantilever mandrel, and motor front end also will bear the weight of blade, wind wheel.Therefore general mandrel is all very sturdy to meet structural strength requirement, and mainframe mostly is thick and heavy cast structure (due to the mobility restriction of liquid metal, the foundry goods of similar size, should not make thin walled structures) and such structure is used in the medium-sized wind-powered electricity generation unit (100KW ~ 500KW) that small batch (as tens or tens) produces and cannot meets cost control requirement.
Tradition disc type low speed permanent magnet generator leaks cruelly in nacelle exterior, directly bears wind, Exposure to Sunlight, drenches with rain, chemical corrosion, very high to the barrier propterty requirement of motor, has increased the cost of production of generator.
Tradition disc type low-speed permanent magnet wind driven generator group is generally that cabin, generator, wind wheel, blade are transported to respectively to wind energy turbine set, then by the order of cabin, generator, wind wheel, lifts successively.
Summary of the invention
The deficiency existing for prior art, the utility model provides a kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set.
The technical solution of the utility model is:
A medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel, main shaft, main bearing seat, mainframe, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, becomes oar dragging system, driftage dragging system and engine room cover;
Main shaft, main bearing seat, mainframe, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, change oar dragging system, driftage dragging system are positioned at engine room cover inside;
Mainframe is positioned at the bottom of engine room cover, and main bearing seat, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, change oar dragging system, driftage dragging system are installed on mainframe;
Wind wheel is fixedly connected with front-end of spindle, and main shaft is connected with main bearing seat by the bearing in main bearing seat; The axle of main shaft, low-speed permanent magnetic direct-drive generator is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator is outside main shaft; Lower velocity shaft brake is arranged in low-speed permanent magnetic direct-drive generator back shell; Become oar dragging system and drag the blade on wind wheel through main shaft; Driftage dragging system drags cabin and wind wheel around tower cylinder rotary alignment wind direction.
Described low-speed permanent magnetic direct-drive generator is low speed disc type permanent magnet direct-drive generator.
The shell of described low-speed permanent magnetic direct-drive generator is provided with the installation seat leg flexibly connecting with mainframe, is provided with damping shock absorbing device between seat leg and mainframe.
Described engine room cover above and below arranges respectively intake grill, and cabin tail side sets out air port, and the intake grill of below, cabin is communicated with tower cylinder.
The high-strength weathering steel plate welding that described mainframe is 10mm ~ 30mm by thickness is made or is welded by steel plate and rectangular tube structural section.
Described medium-sized low-speed permanent magnetic direct-drive wind power generating set rated power is 100KW ~ 400KW.
The intake grill opening that described engine room cover top arranges is towards engine room cover front end or engine room cover tail side.
The intake grill that described engine room cover top arranges is installed ventilation fan, and the exhaust outlet arranging in engine room cover tail side is installed ventilating fan.
Beneficial effect:
(1) be different from the installation means of fixation of traditional low speed permanent magnet generator, suffered radially, the axial unbalanced force of medium-sized low-speed permanent magnetic direct-drive wind-driven generator group wind-wheel of the present utility model and vibrations are directly conducted and then by tower cylinder and ground, are absorbed to mainframe, rather than be directly carried on rotor or stator through main shaft, main bearing, bearing support; Low-speed permanent magnetic direct driving type aerogenerator and mainframe axial is connected to adopt and flexibly connects, and reduces the circumferential vibrations of motor in running;
(2) engine room cover above and below arranges respectively intake grill, and cabin tail side sets out air port, and the intake grill of below, cabin is communicated with tower cylinder, and intake grill and exhaust outlet form the heat radiation that inner-outer circulation air channel is conducive to motor;
(3) medium-sized low-speed permanent magnetic direct-drive wind power generating set of the present utility model due to no longer by motor suspension in nacelle exterior, reduced the load-supporting parts such as mandrel, and mainframe can adopt concave weld connecting structure; Thereby reduced the cost of production of the medium-sized low-speed permanent magnetic direct-drive wind power generating set of small batch production;
(4) low-speed permanent magnetic direct-drive generator is installed in engine room inside, has reduced permanent magnet generator and has cruelly leaked the corrosion that is subject to wind, Exposure to Sunlight, seashore salt fog in physical environment;
(5) with low-speed permanent magnetic direct-drive generator is articulated in to cabin and makes outside structural type and compare, because low-speed permanent magnetic direct-drive generator is installed on engine room cover inside, in the structural type of generator set of the present utility model, the maintenance of low-speed permanent magnetic direct-drive generator is more convenient;
(6) while dispatching from the factory due to low-speed permanent magnetic direct-drive generator, be arranged on engine room cover inside, do not needed to consider permanent magnet generator is transported separately, lifted separately, saved hoisting cost.
(7) low-speed permanent magnetic direct-drive generator is internal rotor, hollow shaft, is with special-purpose damping support.
Accompanying drawing explanation
Fig. 1 is the medium-sized low-speed permanent magnetic direct-drive wind generating set structure schematic diagram of the utility model embodiment;
Fig. 2 is the low-speed permanent magnetic direct-drive electric generator structure schematic diagram of the utility model embodiment, wherein, (a) is low-speed permanent magnetic direct-drive generator main view, is (b) low-speed permanent magnetic direct-drive generator left view;
Fig. 3 is the damping shock absorbing device scheme of installation of the utility model embodiment;
Fig. 4 is air inlet duct and the exhaust passage schematic diagram of the medium-sized low-speed permanent magnetic direct driving type aerogenerator of the utility model embodiment;
Fig. 5 is the main frame structure schematic diagram of the medium-sized low-speed permanent magnetic direct driving type aerogenerator of the utility model embodiment, and wherein (a) is mainframe plan view, is (b) mainframe plan view, is (c) mainframe left view;
In figure, 1-wind wheel, 2-main shaft, 3-main bearing seat, 4-mainframe, 5-low-speed permanent magnetic direct-drive generator, 6-lower velocity shaft brake, 7-becomes oar dragging system, the 8-dragging system of going off course, 9-engine room cover, 10-damping shock absorbing device.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
Embodiment 1
As shown in Figure 1, medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel 1, main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, becomes oar dragging system 7, driftage dragging system 8 and engine room cover 9;
Main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are positioned at engine room cover 9 inside;
Mainframe 4 is positioned at the bottom of engine room cover 9, and main bearing seat 3, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are installed on mainframe 4; The high-strength weathering steel plate welding that mainframe 4 is 12mm ~ 15mm by thickness is made, after strength check, proof meets structural strength requirement, compare the cast structure of wall thickness 30 mm ~ 50 mm, reduced the weight of mainframe, had better Economy when reducing amount of finish.
Wind wheel 1 is fixedly connected with main shaft 2 front ends, and main shaft 2 is connected with 3 of main bearings by the bearing in main bearing seat 3; Wind wheel 1 is connected to main shaft 2 front ends with high-strength bolt; Wind wheel 1 is driven by wind, and directly acts on the rotor of low-speed permanent magnetic direct-drive generator 5 for generating electricity except the torque load around main shaft 2, and all other load all pass to mainframe 4 by main bearing seat 3.
The axle of main shaft 2, low-speed permanent magnetic direct-drive generator 5 is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator 5 is outside main shaft 2; The rotor of low-speed permanent magnetic direct-drive generator 5 and main shaft 2 can synchronous rotaries, and the gravity of low-speed permanent magnetic direct-drive generator 5 is born by main shaft 2.
Lower velocity shaft brake 6 is arranged in low-speed permanent magnetic direct-drive generator 5 back shell.
Become oar dragging system 7 and drag the blade on wind wheel 1 through main shaft 2, realize and become oar action.
Driftage dragging system 8 drags cabin and wind wheel 1 around tower cylinder rotary alignment wind direction, realizes driftage to pneumatic work.
Low-speed permanent magnetic direct-drive generator 5 is low speed disc type permanent magnet direct-drive generator.As shown in Figure 3, the shell of low-speed permanent magnetic direct-drive generator 5 is provided with the installation seat leg flexibly connecting with mainframe 4, installs between seat leg and mainframe 4 and is provided with damping shock absorbing device 10.The low-speed permanent magnetic direct-drive generator 5 that wind wheel 1 causes while driving the rotor rotation of low-speed permanent magnetic direct-drive generator 5 to generate electricity is around the axial vibrations of main shaft 2, the installation seat leg and the damping shock absorbing device between mainframe 4 10 that are installed in motor low-speed permanent magnetic direct-drive generator 5 absorb, thereby effectively reduce the circumferential vibrations of low-speed permanent magnetic direct-drive generator 5, reduce the demagnetization risk that low-speed permanent magnetic direct-drive generator 5 is caused by vibrations.
As shown in Figure 4, engine room cover 9 above and belows arrange respectively intake grill (A, B), and cabin tail side sets out air port C, and the intake grill B of below, cabin is communicated with tower cylinder.The intake grill A opening that engine room cover 9 tops arrange is towards engine room cover 9 front ends.
The air channel in cabin as shown in Figure 4.While generating electricity windward, air is inhaled into by intake grill A and the inner air port of tower cylinder (intake grill of below, the cabin) B of engine room cover 9 tops, and air is discharged by the exhaust outlet C of cabin afterbody.
The medium-sized low-speed permanent magnetic direct-drive wind power generating set rated power of present embodiment is 100KW.
Embodiment 2
As shown in Figure 1, medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel 1, main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, becomes oar dragging system 7, driftage dragging system 8 and engine room cover 9;
Main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are positioned at engine room cover 9 inside;
Mainframe 4 is positioned at the bottom of engine room cover 9, and main bearing seat 3, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are installed on mainframe 4; The high-strength weathering steel plate welding that mainframe 4 is 10mm ~ 30mm by thickness is made, after strength check, proof meets structural strength requirement, compare the cast structure of wall thickness 30 mm ~ 50 mm, reduced the weight of mainframe, had better Economy when reducing amount of finish.
Wind wheel 1 is fixedly connected with main shaft 2 front ends, and main shaft 2 is connected with 3 of main bearings by the bearing in main bearing seat 3; The axle of main shaft 2, low-speed permanent magnetic direct-drive generator 5 is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator 5 is outside main shaft 2; Lower velocity shaft brake 6 is arranged in low-speed permanent magnetic direct-drive generator 5 back shell; Become oar dragging system 7 and drag the blade on wind wheel 1 through main shaft 2; Driftage dragging system 8 drags cabin and wind wheel 1 around tower cylinder rotary alignment wind direction.
Low-speed permanent magnetic direct-drive generator 5 is low speed disc type permanent magnet direct-drive generator.As shown in Figure 3, the shell of low-speed permanent magnetic direct-drive generator 5 is provided with the installation seat leg flexibly connecting with mainframe 4, installs between seat leg and mainframe 4 and is provided with damping shock absorbing device 10.
As shown in Figure 4, engine room cover 9 above and belows arrange respectively intake grill (A, B), and cabin tail side sets out air port C, and the intake grill B of below, cabin is communicated with tower cylinder.The intake grill A opening that engine room cover 9 tops arrange, towards engine room cover 9 tail sides, can be realized rainproof function.
The medium-sized low-speed permanent magnetic direct-drive wind power generating set rated power of present embodiment is 200KW.
Embodiment 3
As shown in Figure 1, medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel 1, main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, becomes oar dragging system 7, driftage dragging system 8 and engine room cover 9;
Main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are positioned at engine room cover 9 inside;
Mainframe 4 is positioned at the bottom of engine room cover 9, and main bearing seat 3, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are installed on mainframe 4; Mainframe 4 is welded by steel plate and rectangular tube structural section.
Wind wheel 1 is fixedly connected with main shaft 2 front ends, and main shaft 2 is connected with 3 of main bearings by the bearing in main bearing seat 3; The axle of main shaft 2, low-speed permanent magnetic direct-drive generator 5 is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator 5 is outside main shaft 2; Lower velocity shaft brake 6 is arranged in low-speed permanent magnetic direct-drive generator 5 back shell; Become oar dragging system 7 and drag the blade on wind wheel 1 through main shaft 2; Driftage dragging system 8 drags cabin and wind wheel 1 around tower cylinder rotary alignment wind direction.
Low-speed permanent magnetic direct-drive generator 5 is low speed disc type permanent magnet direct-drive generator.As shown in Figure 3, the shell of low-speed permanent magnetic direct-drive generator 5 is provided with the installation seat leg flexibly connecting with mainframe 4, installs between seat leg and mainframe 4 and is provided with damping shock absorbing device 10.
As shown in Figure 4, engine room cover 9 above and belows arrange respectively intake grill (A, B), and cabin tail side sets out air port C, and the intake grill B of below, cabin is communicated with tower cylinder.The intake grill A opening that engine room cover 9 tops arrange is towards engine room cover 9 tail sides.The intake grill A that engine room cover 9 tops arrange installs ventilation fan, and the exhaust outlet C arranging in engine room cover 9 tail sides installs ventilating fan.
The medium-sized low-speed permanent magnetic direct-drive wind power generating set rated power of present embodiment is 300KW.
Embodiment 4
As shown in Figure 1, medium-sized low-speed permanent magnetic direct-drive wind power generating set, comprises wind wheel 1, main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, becomes oar dragging system 7, driftage dragging system 8 and engine room cover 9;
Main shaft 2, main bearing seat 3, mainframe 4, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are positioned at engine room cover 9 inside;
Mainframe 4 is positioned at the bottom of engine room cover 9, and main bearing seat 3, low-speed permanent magnetic direct-drive generator 5, lower velocity shaft brake 6, change oar dragging system 7, driftage dragging system 8 are installed on mainframe 4; Mainframe 4 is welded by steel plate and rectangular tube structural section.
Wind wheel 1 is fixedly connected with main shaft 2 front ends, and main shaft 2 is connected with 3 of main bearings by the bearing in main bearing seat 3; The axle of main shaft 2, low-speed permanent magnetic direct-drive generator 5 is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator 5 is outside main shaft 2; Lower velocity shaft brake 6 is arranged in low-speed permanent magnetic direct-drive generator 5 back shell; Become oar dragging system 7 and drag the blade on wind wheel 1 through main shaft 2; Driftage dragging system 8 drags cabin and wind wheel 1 around tower cylinder rotary alignment wind direction.
Low-speed permanent magnetic direct-drive generator 5 is low speed disc type permanent magnet direct-drive generator.As shown in Figure 3, the shell of low-speed permanent magnetic direct-drive generator 5 is provided with the installation seat leg flexibly connecting with mainframe 4, installs between seat leg and mainframe 4 and is provided with damping shock absorbing device 10.
As shown in Figure 4, engine room cover 9 above and belows arrange respectively intake grill (A, B), and cabin tail side sets out air port C, and the intake grill B of below, cabin is communicated with tower cylinder.The intake grill A opening that engine room cover 9 tops arrange is towards engine room cover 9 tail sides.The intake grill A that engine room cover 9 tops arrange installs ventilation fan, and the exhaust outlet C arranging in engine room cover 9 tail sides installs ventilating fan.
The medium-sized low-speed permanent magnetic direct-drive wind power generating set rated power of present embodiment is 400KW.
Embodiment described in present embodiment is only the utility model part embodiment, rather than whole embodiments.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
Claims (8)
1. a medium-sized low-speed permanent magnetic direct-drive wind power generating set, is characterized in that: comprise wind wheel, main shaft, main bearing seat, mainframe, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, become oar dragging system, driftage dragging system and engine room cover;
Main shaft, main bearing seat, mainframe, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, change oar dragging system, driftage dragging system are positioned at engine room cover inside;
Mainframe is positioned at the bottom of engine room cover, and main bearing seat, low-speed permanent magnetic direct-drive generator, lower velocity shaft brake, change oar dragging system, driftage dragging system are installed on mainframe;
Wind wheel is fixedly connected with front-end of spindle, and main shaft is connected with main bearing seat by the bearing in main bearing seat; The axle of main shaft, low-speed permanent magnetic direct-drive generator is hollow form, and the axle sleeve of low-speed permanent magnetic direct-drive generator is outside main shaft; Lower velocity shaft brake is arranged in low-speed permanent magnetic direct-drive generator back shell; Become oar dragging system and drag the blade on wind wheel through main shaft; Driftage dragging system drags cabin and wind wheel around tower cylinder rotary alignment wind direction.
2. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 1, is characterized in that: described low-speed permanent magnetic direct-drive generator is low speed disc type permanent magnet direct-drive generator, and low speed disc type permanent magnet direct-drive generator is positioned at engine room inside.
3. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 1, it is characterized in that: the shell of described low-speed permanent magnetic direct-drive generator is provided with the installation seat leg flexibly connecting with mainframe, install between seat leg and mainframe and be provided with damping shock absorbing device.
4. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 1, is characterized in that: described engine room cover above and below arranges respectively intake grill, and cabin tail side sets out air port, and the intake grill of below, cabin is communicated with tower cylinder.
5. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 1, is characterized in that: the high-strength weathering steel plate welding that described mainframe is 10mm ~ 30mm by thickness is made or is welded by steel plate and rectangular tube structural section.
6. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 1, is characterized in that: rated power is 100KW ~ 400KW.
7. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 4, is characterized in that: the intake grill opening that described engine room cover top arranges is towards engine room cover front end or engine room cover tail side.
8. medium-sized low-speed permanent magnetic direct-drive wind power generating set according to claim 7, is characterized in that: the intake grill that described engine room cover top arranges is installed ventilation fan, and the exhaust outlet arranging in engine room cover tail side is installed ventilating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420352723.3U CN203948227U (en) | 2014-06-27 | 2014-06-27 | A kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420352723.3U CN203948227U (en) | 2014-06-27 | 2014-06-27 | A kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set |
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| CN203948227U true CN203948227U (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420352723.3U Expired - Fee Related CN203948227U (en) | 2014-06-27 | 2014-06-27 | A kind of medium-sized low-speed permanent magnetic direct-drive wind power generating set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837704A (en) * | 2017-04-17 | 2017-06-13 | 北京耀能科技有限公司 | A kind of medium-sized low-speed permanent magnetic direct-drive Wind turbines and its Parameter Self-learning control method |
| CN110617180A (en) * | 2019-10-31 | 2019-12-27 | 内蒙古工业大学 | Umbrella-shaped wind turbine engine room base |
| CN115450841A (en) * | 2022-08-15 | 2022-12-09 | 太原重工股份有限公司 | Wind Turbine |
-
2014
- 2014-06-27 CN CN201420352723.3U patent/CN203948227U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837704A (en) * | 2017-04-17 | 2017-06-13 | 北京耀能科技有限公司 | A kind of medium-sized low-speed permanent magnetic direct-drive Wind turbines and its Parameter Self-learning control method |
| CN110617180A (en) * | 2019-10-31 | 2019-12-27 | 内蒙古工业大学 | Umbrella-shaped wind turbine engine room base |
| CN115450841A (en) * | 2022-08-15 | 2022-12-09 | 太原重工股份有限公司 | Wind Turbine |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20150627 |
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