CN103967713B - Based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP) - Google Patents
Based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP) Download PDFInfo
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- 238000007667 floating Methods 0.000 title claims abstract description 32
- 238000010248 power generation Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000004146 energy storage Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000035800 maturation Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241001136306 Hydrophiidae Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 238000004140 cleaning Methods 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000003643 water by type Substances 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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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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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- 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
- Y02E10/728—Onshore wind turbines
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Abstract
Based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), comprise floating tension leg wind power generation structure and wave energy generating set, floating tension leg wind power generation structure comprises wind-force machine, pylon structure, tension leg type support platform structure and supporting electrical power transmission system, wave energy generating set is located at pylon structure water surface place, wave energy generating set is connected on pylon structure outer side by the coupling of chute type contact device, useful effect is: reasonable in design, stable, arrangement and method for construction technology maturation; Share support platform structure and electrical power transmission system, decrease the laid down cost being used alone aerogenerator and wave energy generator; Tension leg structure is conducive to the optimized control to motion, it is to increase the utilising efficiency of wave energy; This novel integrated generation structural system can be widely used in the exploitation of deep water wind energy-wave energy resource.
Description
Technical field
The invention belongs to field of utilization of ocean energy, particularly relate to wind energy and wave energy comprehensive utilization device.
Background technology
Wind energy on the sea and wave energy are all cleaning renewable ocean energy resourceies, can utilize wind power generation plant that Wind resource change is become electric energy, utilize wave-power device to convert wave energy to electric energy. The sea of Deposits in Eastern Coastal China can be developed wind energy resources and about reach 7.5 hundred million kilowatts, and not only resource potential is huge, and it is good to develop market condition, closer to the economic center of China. Wind energy on the sea exploitation has the valuable land resources of saving, wind-force is more stable, Wind turbines single-machine capacity is bigger, effectively utilize the advantages such as hours is higher, less by criteria for noise restriction, transport condition is more convenient year. The wave energy resource that wind energy enriches waters is also very abundant. But, compared to Oversea wind power generation, wave energy generating set energy transformation ratio is lower, and unit cost of electricity-generating is higher, to a certain degree limits its commercial applications.
In prior art, the basis of coastal waters wind power generation plant mainly contains the fixed support platform structure such as single pile formula, many formulas, gravity type boat davit, jacket-type, highrise pile cap formulas, the research of deep water floating marine windmill is also in the starting exploratory stage, having built several representative floating marine windmill pilot projects abroad, main structure formation has: the plateform systems such as Spar formula, tension leg type and semisubmersible. Wave energy generating set mainly contains: sea snake formula, hang down swing the power generation assembly classes such as formula, swing type and dam body formula.
The deficiencies in the prior art are: wave energy generating set energy transformation ratio is lower, and unit cost of electricity-generating is higher, limit its commercial applications. Though Oversea wind power generation have economize the land resource, single-machine capacity is big, effectively utilize the advantages such as the restriction of hours height, criteria for noise is little, transport condition is convenient year, but also lack ocean energy resources comprehensive exploitation structural system that wind-force generating and wave generate electricity and become one very much at present.
Summary of the invention
It is an object of the invention to the floating structure system being to propose a kind of deep water wind energy and wave energy integrated generation, make the two shared support platform structure and power transmission corollary system.
The object of the present invention is achieved like this: based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), comprises floating tension leg wind power generation structure and wave energy generating set, floating tension leg wind power generation structure comprises wind-force machine, pylon structure, tension leg type support platform structure and supporting electrical power transmission system, tension leg type support platform structure comprises lower float structure, contilever structure and tension leg structure, it is characterized in that described wave energy generating set is arranged on pylon structure water surface place, described wave energy generating set and pylon structure 2 are coupled connection by chute type contact device, described chute type contact device comprises pulley, slideway and spring-damper, described slideway is fixed on pylon structure outer side, pulley is arranged on wave energy generating set by sheave shaft, spring-damper is arranged between pulley and the wave energy generating set installing pulley position, spring-damper makes pulley press to slideway.
Wind energy based on floating tension leg platform (TLP) of the present invention-wave energy integrated generation structure, it is characterised in that described chute type contact device is made up of the even number cover of 4��8 covers, is arranged symmetrically with along pylon structure outer side.
Wind energy based on floating tension leg platform (TLP) of the present invention-wave energy integrated generation structure, it is characterised in that described wave energy generating set hangs down to swinging formula wave energy generating set.
Wind energy based on floating tension leg platform (TLP) of the present invention-wave energy integrated generation structure, it is characterized in that described hanging down is swung formula wave energy generating set and comprised piston structure, hydro-cylinder, unidirectional enter to flow valve I, unidirectional go out to flow valve I, unidirectional enter to flow valve II, unidirectional go out to flow valve II, throttling valve, energy storage device, oil motor and power generation assembly, the piston of piston structure is placed in hydro-cylinder, piston the upper side and lower side of hydro-cylinder is connected with oil motor by passage respectively, hydrauliccylinder piston upper channel is provided with and unidirectional enters to flow valve I, under hydrauliccylinder piston, wing passage is provided with and unidirectional goes out to flow valve I, upper channel unidirectional enter flow between valve I and hydro-cylinder passage on establish collateral passage, upper collateral passage and lower wing passage is unidirectional goes out to flow the channel connection between valve I and oil motor, upper collateral passage is provided with and unidirectional goes out to flow valve II, lower wing passage unidirectional go out flow between valve I and hydro-cylinder passage on set collateral passage, lower collateral passage and upper channel is unidirectional enters to flow the channel connection between valve I and oil motor, lower collateral passage is provided with and unidirectional enters to flow valve II, upper channel is unidirectional to be entered to flow that passage and lower wing passage between valve I and oil motor are unidirectional to be gone out to flow and be connected a throttling valve between valve I and oil motor between passage, upper channel and lower wing passage and oil motor coupling end are respectively equipped with energy storage device, oil motor is connected with power generation assembly. wave energy generating set and pylon structure relative vertical movement is utilized to drive piston structure motion, the to-and-fro movement of piston structure makes the liquid in hydraulic pressure case enter to flow valve I (time reverse: enter to flow valve II) through unidirectional and throttling valve enters oil motor through unidirectional respectively, drive it to rotate, thus driving generator to generate electricity, throttling valve and energy storage mainly play stable hydraulic system pressure and the effect of protection hydraulic efficiency system safety.
Wind energy based on floating tension leg platform (TLP) of the present invention-wave energy integrated generation structure, it is characterised in that described top wind-force machine is MW level speed-changing oar-changing marine windmill.
Wind energy and wave energy are changed into electric energy by the wave energy generating set at wind-force machine and water surface place by the present invention respectively, and jointly utilize tension leg type support platform structure and supporting electrical power transmission system.
The invention has the beneficial effects as follows:
1, reasonable in design, stable, arrangement and method for construction technology maturation.
2, aerogenerator can select existing commercial product, and type selecting is easy.
3, wave energy conversion system can effectively utilize the bidirectional-movement of piston in hydraulic cylinder structure to drive oil motor to rotate, and finally drives generator generating, and its salient features parameter can be optimized design in conjunction with the wave signature in addressing place.
4, top wind-force machine and water surface place wave energy generating set share tension leg floating platform structure, share support platform structure and electrical power transmission system, decrease the laid down cost being used alone aerogenerator and wave energy generator.
5, tension leg structure can control pitching and the rolling of floating platform effectively, is conducive to the good operation of top blower fan, also effectively controls the huge pylon bending load caused by the big quality cabin inertial motion of top.
6, tension leg structure and chute type coupling connecting device are conducive to wave energy generating set and the optimized control of main platform body relative movement, it is to increase the utilising efficiency of wave energy.
7, the present invention can reduce unit cost of electricity-generating effectively, can be widely used in the exploitation that Deposits in Eastern Coastal China enriches deep water wind energy-wave energy resource.
Accompanying drawing explanation
Fig. 1 is the wind energy based on floating tension leg platform (TLP)-wave energy integrated generation structural representation
Fig. 2 a is that wave energy generating set is connected diagrammatic cross-section with pylon
Fig. 2 b is that wave energy generating set is connected schematic top plan view with pylon
Fig. 3 is that wave energy generating set and pylon are slidably connected partial schematic diagram
Fig. 4 is the schematic top plan view of buoyancy aid under tension leg platform (TLP)
Fig. 5 is wave energy generating set system schematic
In figure, 1, wind-force machine, 2, pylon structure, 3, wave energy generating set, 4, lower float structure, 5, contilever structure, 6, tension leg structure, 7, chute type contact device, 8, pulley, 9, slideway, 10, spring-damper, 11, piston structure, 12, hydro-cylinder, 13, unidirectional enter to flow valve I, 14, unidirectional go out to flow valve I, 15, unidirectional enter to flow valve II, 16, unidirectional go out to flow valve II, 17, throttling valve, 18, energy storage device, 19, oil motor, 20, power generation assembly.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Wind energy-wave energy integrated generation structure based on floating tension leg platform (TLP) comprises floating tension leg wind power generation structure and wave energy generating set, and wave energy generating set 3 hangs down to swinging formula wave energy generating set, and wind-force machine 1 is MW level speed-changing oar-changing marine windmill, floating tension leg wind power generation structure comprises wind-force machine 1, pylon structure 2, tension leg type support platform structure and supporting electrical power transmission system, tension leg type support platform structure comprises lower float structure 4, contilever structure 5 and tension leg structure 6, wave energy generating set 3 is located at pylon structure 2 water surface place, wave energy generating set 3 and pylon structure 2 is coupled connection by chute type contact device 7, chute type contact device 7 comprises pulley 8, slideway 9 and spring-damper 10, slideway 9 is fixed on pylon structure 2 outer side, pulley 8 is arranged on wave energy generating set 3 by sheave shaft, spring-damper 10 is arranged between pulley 8 and the wave energy generating set 3 installing pulley 8 position, spring-damper 10 makes pulley 8 press to slideway 9. chute type contact device 7 is made up of 4 covers, is evenly arranged along pylon structure 2 outer side. hang down and swing formula wave energy generating set 3 and comprise piston structure 11, hydro-cylinder 12, unidirectional enter to flow valve I 13, unidirectional go out to flow valve I 14, unidirectional enter to flow valve II 15, unidirectional go out to flow valve II 16, throttling valve 17, energy storage device 18, oil motor 19 and power generation assembly 20, the piston of piston structure 11 is placed in hydro-cylinder 12, piston the upper side and lower side of hydro-cylinder 12 is connected with oil motor 19 by passage respectively, hydro-cylinder 12 piston upper channel is provided with and unidirectional enters to flow valve I 13, hydro-cylinder 12 piston underside passage is provided with and unidirectional goes out to flow valve I 14, upper channel unidirectional enter flow between valve I 13 and hydro-cylinder 12 passage on establish collateral passage, upper collateral passage and lower wing passage is unidirectional goes out to flow the channel connection between valve I 14 and oil motor 19, upper collateral passage is provided with and unidirectional goes out to flow valve II 16, lower wing passage unidirectional go out flow between valve I 14 and hydro-cylinder 12 passage on set collateral passage, lower collateral passage and upper channel is unidirectional enters to flow the channel connection between valve I 13 and oil motor 19, lower collateral passage is provided with and unidirectional enters to flow valve II 15, upper channel is unidirectional to be entered to flow that passage and lower wing passage between valve I 13 with oil motor 19 are unidirectional to be gone out to flow and be connected a throttling valve 17 between valve I 14 with oil motor 19 between passage, upper channel and lower wing passage and oil motor 19 coupling end are respectively equipped with energy storage device 18, oil motor 19 is connected with power generation assembly 20. chute type contact device 7 can be guaranteed to hang down and swing formula wave-energy power generation equipment and pylon structure except the vertical coordinated movement swinging on other five degree of freedom directions in direction, the relative heaving of both optimum uses is conducive to carry out wave-energy power generation, the relative vertical movement of floating wave energy generating set 3 and pylon 2 drives the catenary motion of piston structure 11, the liquid in hydro-cylinder 12 is made to enter to flow valve I 13 (time reverse: enter to flow valve II15 through unidirectional) and enter oil motor 19 through unidirectional, drive it to rotate, thus drive generator 20 to generate electricity, realize the conversion of wave energy to electric energy. throttling valve 17 and energy storage 18 mainly play stable hydraulic system pressure and the object of protection hydraulic efficiency system safety.
Following factor is fully considered in the product design of the present invention:
1) according to the wind-resources feature in installation place, choose wind-force machine 1, according to performance perameter and the aerodynamic design load of wind-force machine 1, optimize height and the cross section size of pylon structure 2.
2) according to the wave statistics feature in installation place, choosing hangs down swings formula wave energy generating set, and according to the performance perameter hung down and swing formula wave energy generating set, design chute type contact device 7, carries out, with water surface place pylon structure, the connection that is coupled by wave energy generating set.
3) according to the quality of wind-force machine, pylon structure and wave energy generating set, and the HYDRODYNAMIC CHARACTERISTICS of wave energy generating set and tension leg platform (TLP), the geometrical dimension of the lower float structure 4 of design and contilever structure 5 and ballast quality, ensure the good self-stability of floating tension leg structural system.
Construction and installation flow process based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP) is as follows: first, select existing tension leg platform (TLP) construction technology, tension leg structure 6 is fixed on seabed; Secondly, water surface place wave energy generating set 3, water surface place pylon structure 2, lower float structure 4 and contilever structure 5 are assembled on the bank, with professional construction ship, packaging assembly and the tension leg structure anchored are carried out abutting joint; Finally, pylon 2 and top wind-force machine 1 are installed successively, complete the construction and installation of the wind energy based on floating tension leg platform (TLP)-wave energy integrated generation structure.
Claims (5)
1., based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), comprise floating tension leg wind power generation structure and wave energy generating set, floating tension leg wind power generation structure comprises wind-force machine (1), pylon structure (2), tension leg type support platform structure and supporting electrical power transmission system, tension leg type support platform structure comprises lower float structure (4), contilever structure (5) and tension leg structure (6), it is characterised in that described wave energy generating set (3) is arranged on pylon structure water surface place, described wave energy generating set (3) and pylon structure (2) are coupled connection by chute type contact device (7), described chute type contact device (7) comprises pulley (8), slideway (9) and spring-damper (10), described slideway (9) is fixed on pylon structure (2) outer side, pulley (8) is arranged on wave energy generating set (3) by sheave shaft, spring-damper (10) is arranged between pulley (8) and the wave energy generating set (3) installing pulley (8) position, spring-damper (10) makes pulley (8) press to slideway (9).
2. according to claim 1 based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), it is characterized in that described chute type contact device (7) is made up of the even number cover of 4��8 covers, it is arranged symmetrically with along pylon structure (2) outer side.
3. according to claim 1 based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), it is characterised in that described wave energy generating set (3) hangs down to swinging formula wave energy generating set.
4. according to claim 3 based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), it is characterized in that described hanging down is swung formula wave energy generating set (3) and comprised piston structure (11), hydro-cylinder (12), unidirectional enter to flow valve I (13), unidirectional go out to flow valve I (14), unidirectional enter to flow valve II (15), unidirectional go out to flow valve II (16), throttling valve (17), energy storage device (18), oil motor (19) and power generation assembly (20), the piston of piston structure (11) is placed in hydro-cylinder (12), piston the upper side and lower side of hydro-cylinder (12) is connected with oil motor (19) by passage respectively, hydro-cylinder (12) piston upper channel is provided with and unidirectional enters to flow valve I (13), hydro-cylinder (12) piston underside passage is provided with and unidirectional goes out to flow valve I (14), upper channel unidirectional enter flow between valve I (13) and hydro-cylinder (12) passage on establish collateral passage, upper collateral passage and lower wing passage is unidirectional goes out to flow the channel connection between valve I (14) and oil motor (19), upper collateral passage is provided with and unidirectional goes out to flow valve II (16), lower wing passage unidirectional go out flow between valve I (14) and hydro-cylinder (12) passage on set collateral passage, lower collateral passage and upper channel is unidirectional enters to flow the channel connection between valve I (13) and oil motor (19), lower collateral passage is provided with and unidirectional enters to flow valve II (15), upper channel is unidirectional to be entered to flow that passage and lower wing passage between valve I (13) with oil motor (19) are unidirectional to be gone out to flow and be connected a throttling valve (17) between valve I (14) with oil motor (19) between passage, upper channel and lower wing passage and oil motor (19) coupling end are respectively equipped with energy storage device (18), oil motor (19) is connected with power generation assembly (20).
5. according to claim 1 based on the wind energy-wave energy integrated generation structure of floating tension leg platform (TLP), it is characterised in that described wind-force machine (1) is MW level speed-changing oar-changing marine windmill.
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| ES2956960B2 (en) * | 2022-05-26 | 2024-05-23 | Gazelle Wind Power Ltd | Anchoring system |
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