CN103178657A - Heat dissipation structure of wind driven generator - Google Patents
Heat dissipation structure of wind driven generator Download PDFInfo
- Publication number
- CN103178657A CN103178657A CN2011104303391A CN201110430339A CN103178657A CN 103178657 A CN103178657 A CN 103178657A CN 2011104303391 A CN2011104303391 A CN 2011104303391A CN 201110430339 A CN201110430339 A CN 201110430339A CN 103178657 A CN103178657 A CN 103178657A
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- Prior art keywords
- heat dissipation
- driven generator
- dissipation structure
- wind driven
- generator
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 32
- 230000002708 enhancing effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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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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- Wind Motors (AREA)
Abstract
The invention discloses a heat dissipation structure of a wind driven generator, wherein a generator positioned on one side in a cabin of the wind driven generator is connected with a radiator positioned on the other side in the cabin through a heat dissipation pipeline, and one part of the heat dissipation pipeline is formed by one part of the cabin wall of the cabin. The heat dissipation pipeline in the heat dissipation structure of the wind driven generator does not occupy too much effective space in the engine room and does not shake along with the rotation of the machine head. The heat dissipation structure of the wind driven generator can further improve the heat dissipation efficiency of the heat dissipation structure.
Description
Technical field
The present invention relates to a kind of wind-driven generator, more particularly, relate to a kind of heat dissipation structure of wind driven generator.
Background technology
The generator of wind turbine generator produces heat in the running, and the heat that motor produces should in time be evacuated.If heat accumulates at motor internal, can cause the motor internal temperature to raise, thereby cause the insulating motor coil part destroyed.In addition, for permanent magnet generator, temperature raises can affect motor internal magnet steel magnetic coercive force characteristic, reduces generator efficiency.The heat that low-power machine produces is less, and air cooling just can satisfy that heat radiation requires and can installation of heat radiator, but the heat that heavy-duty motor produces is more, and air cooling just can not satisfy radiating requirements, needs increase radiator auxiliary heat dissipation.
Fig. 1 schematically shows generator 1 in the wind-driven generator of prior art and the location drawing of radiator 2.Wind-driven generator 100 mainly comprises generator main body 10 and supports the pylon 20 of generator main body 10.As shown in Figure 1, the blade 5 that rotates with the wind is installed at an end of generator main body 10, generator 1, radiator 2 and both connect with it generator heat-radiation pipeline 3 are installed in the cabin of generator main body 10.Generator 1 is arranged on a side of close blade 5 in the cabin, and radiator 2 is arranged on the opposite side in cabin.
Fig. 2 schematically shows the heat dissipation structure of wind driven generator in Fig. 1.As described in Figure 2, radiator 2 comprises motor and heat exchanger, and heat exchanger is connected to the inside of generator 1 by generator heat-radiation pipeline 3.When radiator 2 work, the motor by radiator 2 is extracted the hot-air of generator 1 inside out, and hot-air is transported to radiator 2 by hot channel 3 and carries out cooling.Simultaneously, the cold air of engine room inside adds to the inside of generator 1 again, thereby reaches the purpose to generator 1 heat radiation.
Yet existing hot channel need to be sought hitch point being fixed on machinery space bulkhead 6, and this is the layout of the structure influence wind-driven generator inside of hot channel fixedly, and visual effect is not good.
In addition, in the wind-driven generator running, existing hot channel can rock along with the rotation of engine main body, and affects the wiring of electric control element.
And present generator and the hot channel between radiator just play the effect of carrying hot-air, that is, be used for and will be transported to radiator from the hot-air that generator is extracted out.That is to say, existing hot channel only has the hot-air conveying function, and motor radiating is not had other booster action.
Summary of the invention
The heat dissipation structure of wind driven generator that the object of the present invention is to provide a kind of hot channel can not rock.
The heat dissipation structure of wind driven generator that another object of the present invention is to provide a kind of radiating efficiency to improve.
Another object of the present invention is to provide a kind of layout attractive in appearance and joint space-efficient heat dissipation structure of wind driven generator.
According to an aspect of the present invention, a kind of heat dissipation structure of wind driven generator is provided, wherein, the generator that is positioned at engine rooms of wind power generators one side is connected with the radiator that is positioned at the cabin opposite side by hot channel, and the part of hot channel is formed by a part of machinery space bulkhead in cabin.
Hot channel can comprise the cover plate of cross section bending, and this cover plate can be attached to machinery space bulkhead.
Described a part of machinery space bulkhead can be formed by Heat Conduction Material.
Described cover plate can be formed by heat-insulating material.
Described cover plate can be attached to machinery space bulkhead by welding, riveted joint or bolted mode.
Described hot channel can comprise the enhancing radiating component.
Described enhancing radiating component can be installed on machinery space bulkhead.
Described enhancing radiating component can comprise a plurality of fins.
Each fin can be crooked or have network structure.
The two ends of hot channel can be connected with radiator with generator in the cabin by other pipeline.
Description of drawings
By the description of embodiments of the invention being carried out below in conjunction with accompanying drawing, above and other purpose of the present invention and characteristics will become apparent, wherein:
Fig. 1 is the schematic diagram of layout that schematically shows the heat dissipation structure of wind driven generator of prior art;
Fig. 2 is the view that schematically shows the heat dissipation structure of wind driven generator in Fig. 1;
Fig. 3 illustrates the schematic diagram of heat dissipation structure of wind driven generator according to an embodiment of the invention;
Fig. 4 illustrates the cross sectional view of hot channel according to an embodiment of the invention.
Embodiment
As shown in Figure 3, heat dissipation structure of wind driven generator comprises radiator 2 and at least one hot channel 3 according to an embodiment of the invention.Radiator 2 is arranged on a side in cabin, and generator 1 is arranged on the opposite side in cabin.One end of hot channel 3 is connected with radiator 2, and the other end is connected with generator 1.
Describe the concrete structure of hot channel 3 in detail below in conjunction with Fig. 4.
Because the part (that is, cover plate 32) of hot channel 3 and machinery space bulkhead 6 combine, so need not hot channel 3 is hung on engine room inside, hot channel 3 shared space and the component layouts that helps to beautify engine room inside have not only been reduced.
Can reserve the installation site is connected to be connected with radiator with generator 1 respectively at the two ends of hot channel 3.For example, can hot channel 3 is connected with radiator with generator 1 be connected by other pipeline.Because a side of hot channel is the part of engine room cover, thus hot channel 3 can with processing and manufacturing together with machinery space bulkhead 6.In addition, hot channel 3 also can the part by machinery space bulkhead 6 contact with the external world, so machinery space bulkhead 6 preferably selects Heat Conduction Material, so that the part heat in hot channel is dispersed into nacelle exterior.The cover plate 32 of hot channel 3 is positioned at the inboard, cabin, therefore preferably adopts heat-barrier material, to prevent that the heat in hot channel 3 is delivered to engine room inside.Consist of the part of hot channels 3 due to the machinery space bulkhead 6 made from Heat Conduction Material, therefore, the part of hot channel, that is, machinery space bulkhead 6 can the absorption portion heat, and this part heat is dissipated by machinery space bulkhead 6.In addition, hot channel 3 can be disposed in any position of machinery space bulkhead 6 as required with feasibility.
In addition, the structure that increases area contact with hot-air can also be set in the inside of hot channel, with the heat in the absorption hot-air and by machinery space bulkhead 6, described heat is dispersed into outside the cabin, thus the reinforcement radiating effect.Be described below in conjunction with Fig. 4
Fig. 4 shows the sectional view of hot channel.As shown in Figure 4, the enhancing radiating component 31 that is easy to endothermic heat has been installed in the inside of hot channel 3, a plurality of fins for example, the area that contacts with hot-air to increase hot channel 3, thus absorption is from heat and the transferring heat of hot-air.Alternatively, described enhancing radiating component 31 can be arranged on machinery space bulkhead.Preferably, each fin can form crooked shape, the area that contacts with hot-air with further increasing.Preferably, each fin also can use reticular component, the area that contacts with hot-air with further increasing.
In addition, can also improve radiating effect in the modes such as time that pipe interior is detained by increasing hot-air, as whole hot channel being designed to have the winding raod footpath.
In addition, in order to mount and dismount conveniently, cover plate 32 can be formed can interconnected a plurality of parts.
What be described clearly is not only to have beautified engine room inside by a part that forms hot channel by machinery space bulkhead, and improved the space availability ratio of fan engine room, thereby be convenient to the layout of electric wiring in wind-driven generator by top.And, because the parts of hot channel not only can be for delivery of hot-air, and can dispel the heat by additional cooler, thereby improved the radiating efficiency of radiator structure.
Although illustrated and described according to exemplary embodiment of the present invention, it should be recognized by those skilled in the art that and to carry out various modifications to embodiments of the invention in the situation that do not break away from the scope that is defined by the claims.
Claims (10)
1. heat dissipation structure of wind driven generator, wherein, the generator that is positioned at engine rooms of wind power generators one side is connected with the radiator that is positioned at the cabin opposite side by hot channel, it is characterized in that, and the part of hot channel is formed by a part of machinery space bulkhead in cabin.
2. heat dissipation structure of wind driven generator as claimed in claim 1, is characterized in that, hot channel comprises the cover plate of cross section bending, and this cover plate is attached to machinery space bulkhead.
3. heat dissipation structure of wind driven generator as claimed in claim 1, is characterized in that, described a part of machinery space bulkhead is formed by Heat Conduction Material.
4. heat dissipation structure of wind driven generator as claimed in claim 1, is characterized in that, described cover plate is formed by heat-insulating material.
5. heat dissipation structure of wind driven generator as claimed in claim 2, is characterized in that, described cover plate is attached to machinery space bulkhead by welding, riveted joint or bolted mode.
6. heat dissipation structure of wind driven generator as described in any one in claim 1 to 5, is characterized in that, described hot channel comprises the enhancing radiating component.
7. heat dissipation structure of wind driven generator as claimed in claim 6, is characterized in that, described enhancing radiating component is installed on machinery space bulkhead.
8. heat dissipation structure of wind driven generator as claimed in claim 6, is characterized in that, described enhancing radiating component comprises a plurality of fins.
9. heat dissipation structure of wind driven generator as claimed in claim 7, is characterized in that, each fin is crooked or has network structure.
10. heat dissipation structure of wind driven generator as claimed in claim 1, is characterized in that, the two ends of hot channel are connected with radiator with generator in the cabin by other pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104303391A CN103178657A (en) | 2011-12-20 | 2011-12-20 | Heat dissipation structure of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104303391A CN103178657A (en) | 2011-12-20 | 2011-12-20 | Heat dissipation structure of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103178657A true CN103178657A (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104303391A Pending CN103178657A (en) | 2011-12-20 | 2011-12-20 | Heat dissipation structure of wind driven generator |
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| Country | Link |
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| CN (1) | CN103178657A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104065209A (en) * | 2014-06-20 | 2014-09-24 | 许昌学院 | Wind power generation device |
| CN112879246A (en) * | 2021-01-29 | 2021-06-01 | 江苏常友环保科技股份有限公司 | Engine room cover of wind driven generator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6676122B1 (en) * | 1999-07-14 | 2004-01-13 | Aloys Wobben | Wind energy facility with a closed cooling circuit |
| CN201332329Y (en) * | 2009-01-08 | 2009-10-21 | 新疆金风科技股份有限公司 | High altitude type wind power generator |
| CN201818442U (en) * | 2010-10-13 | 2011-05-04 | 沈阳华创风能有限公司 | Heat exchange system of direct-drive wind generating set |
| CN202026203U (en) * | 2011-05-05 | 2011-11-02 | 株洲南车时代电气股份有限公司 | Permanent magnetic synchronized traction motor with air cooling structure |
| CN202435195U (en) * | 2011-12-20 | 2012-09-12 | 北京金风科创风电设备有限公司 | Heat dissipating structure of wind driven generator |
-
2011
- 2011-12-20 CN CN2011104303391A patent/CN103178657A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6676122B1 (en) * | 1999-07-14 | 2004-01-13 | Aloys Wobben | Wind energy facility with a closed cooling circuit |
| CN201332329Y (en) * | 2009-01-08 | 2009-10-21 | 新疆金风科技股份有限公司 | High altitude type wind power generator |
| CN201818442U (en) * | 2010-10-13 | 2011-05-04 | 沈阳华创风能有限公司 | Heat exchange system of direct-drive wind generating set |
| CN202026203U (en) * | 2011-05-05 | 2011-11-02 | 株洲南车时代电气股份有限公司 | Permanent magnetic synchronized traction motor with air cooling structure |
| CN202435195U (en) * | 2011-12-20 | 2012-09-12 | 北京金风科创风电设备有限公司 | Heat dissipating structure of wind driven generator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104065209A (en) * | 2014-06-20 | 2014-09-24 | 许昌学院 | Wind power generation device |
| CN104065209B (en) * | 2014-06-20 | 2016-06-08 | 许昌学院 | Wind power generation plant |
| CN112879246A (en) * | 2021-01-29 | 2021-06-01 | 江苏常友环保科技股份有限公司 | Engine room cover of wind driven generator |
| CN112879246B (en) * | 2021-01-29 | 2024-06-07 | 江苏常友环保科技股份有限公司 | Engine room cover of wind driven generator |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20130626 |