CN204627869U - A kind of sea-borne wind power generation apparatus - Google Patents
A kind of sea-borne wind power generation apparatus Download PDFInfo
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- CN204627869U CN204627869U CN201520271476.9U CN201520271476U CN204627869U CN 204627869 U CN204627869 U CN 204627869U CN 201520271476 U CN201520271476 U CN 201520271476U CN 204627869 U CN204627869 U CN 204627869U
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- Prior art keywords
- buoyancy aid
- storage device
- energy storage
- sea
- wind turbines
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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 discloses a kind of sea-borne wind power generation apparatus, comprise several Wind turbines, energy storage device and working platform, described Wind turbines is positioned at pylon top, described Wind turbines comprises wind wheel, step-up gear and generator, brake disc is provided with between described wind wheel and described step-up gear, described step-up gear is connected by transmission shaft with described generator, described pylon bottom connects float structure, described working platform is located on supporting frame, described energy storage device is fixed on working platform, described Wind turbines is connected with energy storage device, described energy storage device is electrically connected with control cabinet, described working platform is provided with plant maintenance room, fixed support and suspension type support combine by the utility model, the combination achieving two large means of fixation utilizes, there is good stability, Wind turbines and energy storage device adopt new distribution mode simultaneously, guaranteeing stably to export on the basis of electric energy, decrease transmission losses.
Description
Technical field
The utility model relates to a kind of power generation system utilizing the renewable sources of energy, particularly relates to a kind of sea-borne wind power generation apparatus.
Background technique
Along with the progress of science and technology, the mankind to the exploration of ocean to a new platform, sea floating island entertainment complex also starts the sight line entering people, sea-borne wind power generation apparatus is adopted to power to such floating-island type entertainment complex, because electric energy supply and demand side is close, can transmission losses be reduced, decrease the dependence on land simultaneously, freestanding marine chinampa can be formed.
Along with social energy problem, Climatic issues, the becoming increasingly conspicuous of environmental problem, the utilization of renewable resources comes into one's own day by day, and wind-power electricity generation has aboundresources, advantage that environmental benefit is good, has become the important channel that renewable resources utilizes.The basic principle of wind-power electricity generation is that the kinetic energy of wind converts mechanical energy to by wind wheel, then drive electrical generators generating converts electric energy to.The support technology of current offshore wind turbine mainly contains bottom fixing and supports and suspension type support two class.Bottom fixing is supported with gravity caissons basis, single-pile foundation and tripod basis three kinds of modes, although foundation cost is high, construction complicated, its fixed form is stablized, and does not affect by wave.As long as suspension type support mode has floating-tube type to support and semi-submersible supports two kinds, although which can apply marine site extensively, make its less stable with rocking of wave.
Model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of sea-borne wind power generation apparatus, fixed support and suspension type support combine by the utility model, the combination achieving two large means of fixation utilizes, there is good stability, Wind turbines and energy storage device adopt new distribution mode simultaneously, guaranteeing stably to export on the basis of electric energy, decrease transmission losses.
The technical solution of the utility model is: a kind of sea-borne wind power generation apparatus, it is characterized in that, comprise several Wind turbines, energy storage device and working platform, described Wind turbines is positioned at pylon top, described Wind turbines comprises wind wheel, step-up gear and generator, brake disc is provided with between described wind wheel and described step-up gear, described step-up gear is connected by transmission shaft with described generator, described pylon bottom connects float structure, described float structure comprises the first buoyancy aid and the second buoyancy aid, described first buoyancy aid is fixedly connected with the second buoyancy aid, described first buoyancy aid is on the second buoyancy aid top, described first buoyancy aid is cylindrical, described second buoyancy aid is frustoconic shape, described first buoyancy aid and the second buoyancy aid are cavity structure, weight is provided with bottom described second buoyancy aid, described first buoyancy aid is connected with seabed anchor by bridle line, described second buoyancy aid is connected with base by connection chain, described seabed anchor and base are all fixed on seabed, described pylon is variable cross section cylindrical body, tower diameter reduces along short transverse, be fixedly connected with by link press span between adjacent pylon, described link press span is connected and surrounds regular polygon, described pylon is distributed in the end points place of regular polygon, the center of the regular polygon that described link press span surrounds is provided with supporting frame, support frame as described above is vertically fixed on seabed, described pylon is all connected by hog frame with support frame as described above, described working platform is located on supporting frame, and described energy storage device is fixed on working platform, and described Wind turbines is connected with energy storage device, and described energy storage device is electrically connected with control cabinet, and described working platform is provided with plant maintenance room.
Further, described wind wheel is made up of 2 or 3 blades.
Further, the material of described blade adopts any one in cfrp or glass fiber reinforced plastic.
Further, described connection chain is anchor hawser.
Further, described generator is double-fed asynchronous generator.
Further, described energy storage device is lead-acid battery.
The beneficial effects of the utility model are:
1, the float structure that the utility model adopts is divided into two-part, first buoyancy aid is cylindrical, second buoyancy aid is frustoconic shape, first buoyancy aid is connected with seabed anchor by bridle line, but not by tensional fixation, but rely on the weight bottom the weight of the second buoyancy aid of bottom and the second buoyancy aid to realize its stability, second buoyancy aid is connected with base by connection chain simultaneously, base is built in seabed, buoyancy aid is held by the connection chain brute force be connected with base, second buoyancy aid is not only the first buoyancy aid and provides weight, also powerful tensioning function has been played, therefore ensure that the stability of float structure.
2, the second buoyancy aid is frustoconic shape, diameter of section becomes large along with the degree of depth of seawater, ensure that float structure has enough buoyancy, the active force of seawater movement on the second buoyancy aid surface that wave causes simultaneously is broken down into the power of substantially horizontal and the power of Vertical direction, the power of substantially horizontal is cancelled out each other, the power of Vertical direction superposes mutually, ensure that float structure stability in the vertical direction, reduces the wave impact force suffered by it to a certain extent.
3, the electric energy that Wind turbines obtains all is transferred to the energy storage device on working platform, working platform is located on supporting frame, supporting frame is positioned at the center of regular polygon, the distance of all Wind turbines and energy storage device is all minimum value, decrease transmission losses, the electric energy that Wind turbines transforms exports load centre to by power transmission cable after energy storage device, all Wind turbines share an energy storage device, reduce difficulty of construction, also improve the utilization ratio of energy storage device, and supporting frame is vertically fixed on seabed, hog frame is connected with supporting frame, triangular structure is defined between link press span and hog frame, stability for pylon provides stronger guarantee.
4, the utility model can repeat to arrange according to actual needs, namely builds several groups of separate sea-borne wind power generation apparatus on sea.
Accompanying drawing explanation
Fig. 1 is the utility model plan structure sketch.
Fig. 2 is Wind turbines structural scheme of mechanism.
Fig. 3 is pylon and supporting frame interactive construction schematic diagram.
Wherein: 1, Wind turbines 2, energy storage device 3, working platform 4, pylon
5, wind wheel 6, step-up gear 7, generator 8, brake disc
9, transmission shaft 10, first buoyancy aid 11, second buoyancy aid 12, weight
13, bridle line 14, seabed anchor 15, connection chain 16, base
17, link press span 18, supporting frame 19, hog frame 20, control cabinet
21, plant maintenance room
Embodiment
Below in conjunction with accompanying drawing, brief description is made to embodiment of the present utility model.
As shown in the figure, a kind of sea-borne wind power generation apparatus, comprise several Wind turbines 1, energy storage device 2 and working platform 3, described Wind turbines 1 is positioned at pylon 4 top, described Wind turbines 1 comprises wind wheel 5, step-up gear 6 and generator 7, described wind wheel is made up of 3 blades, the material of described blade adopts cfrp, described generator 7 is double-fed asynchronous generator, be provided with brake disc 8 between described wind wheel 5 and described step-up gear 6, described step-up gear 6 is connected by transmission shaft 9 with described generator 7.
Described pylon 4 bottom connects float structure, described float structure comprises the first buoyancy aid 10 and the second buoyancy aid 11, described first buoyancy aid 10 is fixedly connected with the second buoyancy aid 11, described first buoyancy aid 10 is on the second buoyancy aid 11 top, described first buoyancy aid 10 is cylindrical, described second buoyancy aid 11 is frustoconic shape, second buoyancy aid is frustoconic shape, diameter of section becomes large along with the degree of depth of seawater, ensure that float structure has enough buoyancy, the active force of seawater movement on the second buoyancy aid surface that wave causes simultaneously is broken down into the power of substantially horizontal and the power of Vertical direction, the power of substantially horizontal is cancelled out each other, the power of Vertical direction superposes mutually, ensure that float structure stability in the vertical direction, reduce the wave impact force suffered by it to a certain extent, described first buoyancy aid 10 and the second buoyancy aid 11 are cavity structure, weight 12 is provided with bottom described second buoyancy aid 11, described first buoyancy aid 10 is connected with seabed anchor 14 by bridle line 13, first buoyancy aid is connected with seabed anchor by bridle line, but not by tensional fixation, but rely on the weight bottom the weight of the second buoyancy aid of bottom and the second buoyancy aid to realize its stability, described second buoyancy aid 11 is crossed connection chain 15 and is connected with base 16, described seabed anchor 14 and base 16 are all fixed on seabed, second buoyancy aid is connected with base by connection chain, base is built in seabed, buoyancy aid is held by the connection chain brute force be connected with base, second buoyancy aid is not only the first buoyancy aid and provides weight, also powerful tensioning function has been played, therefore ensure that the stability of float structure, described pylon 4 is variable cross section cylindrical bodys, pylon 4 diameter reduces along short transverse, be fixedly connected with by link press span 17 between adjacent pylon 4, described link press span 17 is connected and surrounds regular polygon, and its best distribution shape is regular hexagon, as shown in (Fig. 1), described pylon 4 is distributed in the end points place of regular polygon, the center of the regular polygon that described link press span 17 surrounds is provided with supporting frame 18, support frame as described above 18 is vertically fixed on seabed, described pylon 4 is all connected by hog frame 19 with support frame as described above 18, supporting frame is vertically fixed on seabed, hog frame is connected with supporting frame, triangular structure is defined between link press span and hog frame, stability for pylon provides stronger guarantee.
Described working platform 3 is located on supporting frame 18, described energy storage device 2 is fixed on working platform 3, described energy storage device 2 is lead-acid battery, described Wind turbines 1 is connected with energy storage device 2, described energy storage device 2 is electrically connected with control cabinet 20, described working platform 3 is provided with plant maintenance room 21, the electric energy that Wind turbines obtains all is transferred to the energy storage device on working platform, working platform is located on supporting frame, supporting frame is positioned at the center of regular polygon, the distance of all Wind turbines and energy storage device is all minimum value, decrease transmission losses, the electric energy that Wind turbines transforms exports load centre to by power transmission cable after energy storage device, all Wind turbines share an energy storage device, reduce difficulty of construction, also improve the utilization ratio of energy storage device.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (6)
1. a sea-borne wind power generation apparatus, it is characterized in that, comprise several Wind turbines, energy storage device and working platform, described Wind turbines is positioned at pylon top, described Wind turbines comprises wind wheel, step-up gear and generator, brake disc is provided with between described wind wheel and described step-up gear, described step-up gear is connected by transmission shaft with described generator, described pylon bottom connects float structure, described float structure comprises the first buoyancy aid and the second buoyancy aid, described first buoyancy aid is fixedly connected with the second buoyancy aid, described first buoyancy aid is on the second buoyancy aid top, described first buoyancy aid is cylindrical, described second buoyancy aid is frustoconic shape, described first buoyancy aid and the second buoyancy aid are cavity structure, weight is provided with bottom described second buoyancy aid, described first buoyancy aid is connected with seabed anchor by bridle line, described second buoyancy aid is connected with base by connection chain, described seabed anchor and base are all fixed on seabed, described pylon is variable cross section cylindrical body, tower diameter reduces along short transverse, be fixedly connected with by link press span between adjacent pylon, described link press span is connected and surrounds regular polygon, described pylon is distributed in the end points place of regular polygon, the center of the regular polygon that described link press span surrounds is provided with supporting frame, support frame as described above is vertically fixed on seabed, described pylon is all connected by hog frame with support frame as described above, described working platform is located on supporting frame, and described energy storage device is fixed on working platform, and described Wind turbines is connected with energy storage device, and described energy storage device is electrically connected with control cabinet, and described working platform is provided with plant maintenance room.
2. a kind of sea-borne wind power generation apparatus according to claim 1, is characterized in that, described wind wheel is made up of 2 or 3 blades.
3. a kind of sea-borne wind power generation apparatus according to claim 2, is characterized in that, the material of described blade adopt in cfrp or glass fiber reinforced plastic any one.
4. a kind of sea-borne wind power generation apparatus according to claim 1, is characterized in that, described connection chain is anchor hawser.
5. a kind of sea-borne wind power generation apparatus according to claim 1, is characterized in that, described generator is double-fed asynchronous generator.
6. a kind of sea-borne wind power generation apparatus according to claim 1, is characterized in that, described energy storage device is lead-acid battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271476.9U CN204627869U (en) | 2015-04-28 | 2015-04-28 | A kind of sea-borne wind power generation apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271476.9U CN204627869U (en) | 2015-04-28 | 2015-04-28 | A kind of sea-borne wind power generation apparatus |
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| CN204627869U true CN204627869U (en) | 2015-09-09 |
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| CN201520271476.9U Expired - Fee Related CN204627869U (en) | 2015-04-28 | 2015-04-28 | A kind of sea-borne wind power generation apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035624A (en) * | 2017-05-26 | 2017-08-11 | 赵义山 | A kind of large-scale breeze generating set |
| CN108999754A (en) * | 2018-09-26 | 2018-12-14 | 大连君方科技有限公司 | A kind of anticorrosive offshore wind farm unit and anticorrosive method |
| CN112941544A (en) * | 2021-02-03 | 2021-06-11 | 清华大学深圳国际研究生院 | Offshore hydrogen production facility |
-
2015
- 2015-04-28 CN CN201520271476.9U patent/CN204627869U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035624A (en) * | 2017-05-26 | 2017-08-11 | 赵义山 | A kind of large-scale breeze generating set |
| CN107035624B (en) * | 2017-05-26 | 2019-04-26 | 赵义山 | A kind of large size breeze generating set |
| CN108999754A (en) * | 2018-09-26 | 2018-12-14 | 大连君方科技有限公司 | A kind of anticorrosive offshore wind farm unit and anticorrosive method |
| CN112941544A (en) * | 2021-02-03 | 2021-06-11 | 清华大学深圳国际研究生院 | Offshore hydrogen production facility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20200428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |