CN103967712A - Wind energy-wave energy integrated power generating structure based on single-pile platform - Google Patents
Wind energy-wave energy integrated power generating structure based on single-pile platform Download PDFInfo
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- CN103967712A CN103967712A CN201410203504.3A CN201410203504A CN103967712A CN 103967712 A CN103967712 A CN 103967712A CN 201410203504 A CN201410203504 A CN 201410203504A CN 103967712 A CN103967712 A CN 103967712A
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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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Abstract
A wind energy-wave energy integrated power generating structure based on a single-pile platform comprises a wind power generating structure and a wave energy power generating device of the single-pile platform. The wind power generating structure of the single-pile platform comprises a wind turbine, a tower structure, a single-pile supporting structure and a matched power transmission system. The wave energy power generating device is arranged on the water surface of the towel structure. The wind energy-wave energy integrated power generating structure has the advantages that construction of the single-pile platform structure is convenient, construction cost is low, and the application range is wide; the single-pile supporting structure and the power transmission system are shared by wind power generation and wave power generation and cost of unit power generation can be effectively reduced; structural design is reasonable and stable, the construction scheme technology is mature, an existing commercial product can be selected to be applied to a wind driven generator, and performance optimization design can be conducted on a wave energy generator with the combination of statistical characteristics of waves of selected sites.
Description
Technical field
The invention belongs to exploitation of marine energy field, relate in particular to wind energy-wave energy comprehensive utilization device.
Background technique
Oversea wind energy and wave energy are all clean reproducible marine energies, can utilize wind generating unit to convert wind power energy to electric energy, utilize wave-type electric generator to convert wave energy to electric energy.The sea of Deposits in Eastern Coastal China can be developed wind energy resources and approximately reach 7.5 hundred million kilowatts, and not only resource potential is huge, and it is good to develop market condition, the economic center of more close China.Wind energy on the sea exploitation has the valuable land resources of saving, wind-force is more stable, wind-powered electricity generation capacity of power unit is larger, effectively utilize in year hour number higher, be subject to the advantages such as criteria for noise restriction is less, traffic condition is more convenient.The wave energy resource that wind energy is enriched waters is also very abundant.But than Oversea wind power generation, wave energy generating set energy transformation ratio is lower, unit cost of electricity-generating is higher, has to a certain degree limited its commercial applications.
In prior art, the basis of coastal waters wind generating unit mainly contains the fixed support platform structures such as single pile formula, many formulas, gravity type, jacket-type, high-rise pile cap formula, wherein, single pile formula platform, with its advantage such as facility, construction cost is low, applicability is strong of constructing, is most widely used.Wave energy generating set mainly contains: sea snake formula, the vertical electricity generating devices such as formula, swing type and dam body formula that swing.
The deficiencies in the prior art are: wave energy generating set energy transformation ratio is lower, and unit cost of electricity-generating is higher, have limited its commercial applications.Though Oversea wind power generation have economize the land resource, single-machine capacity is large, year effectively utilize the advantages such as hour number is high, criteria for noise restriction is little, transport condition is convenient, but also lack very much the marine energy comprehensive exploitation structural system that wind-power electricity generation and wave-activated power generation are become one at present.
Summary of the invention
The object of the invention is to propose the structure that a kind of wind-power electricity generation and wave-activated power generation become one, make the two shared support platform structure and electric power transfer corollary system.
The object of the present invention is achieved like this: the wind energy-wave energy integrated generation structure based on single pile platform, comprise single pile platform wind power generation structure, single pile platform wind power generation structure comprises wind energy conversion system, pylon structure, single pile supporting structure and supporting electrical power transmission system, it is characterized in that described wind energy-wave energy integrated generation structure based on single pile platform also comprises the wave energy generating set that is located at pylon structure water surface place, described wave energy generating set connects by the coupling of slide track type contact device with pylon structure, described slide track type contact device comprises pulley, slideway and spring-damper, described slideway is fixed on pylon structure outer side surface, pulley is arranged on wave energy generating set by pulley spindle, spring-damper is arranged on pulley and installs between the wave energy generating set of pulley position, spring-damper makes pulley press to slideway.
Wind energy-wave energy integrated generation structure based on single pile platform of the present invention, is characterized in that described slide track type contact device is comprised of the even number cover of 4～8 covers, is arranged symmetrically with along pylon structure outer side surface.
Wind energy-wave energy integrated generation structure based on single pile platform of the present invention, is characterized in that described wave energy generating set is to hang down to swinging formula wave energy generating set.
Wind energy-wave energy integrated generation structure based on single pile platform of the present invention, it is characterized in that described hang down swing formula wave energy generating set and comprise piston structure, oil hydraulic cylinder, the unidirectional valve I that becomes a mandarin, unidirectionally go out to flow valve I, the unidirectional valve II that becomes a mandarin, unidirectionally go out to flow valve II, throttle valve, accumulator, oil hydraulic motor and electricity generating device, the piston of piston structure is placed in oil hydraulic cylinder, piston upside and the downside of oil hydraulic cylinder are communicated with oil hydraulic motor by passage respectively, hydraulic cylinder piston upper channel is provided with the unidirectional valve I that becomes a mandarin, under hydraulic cylinder piston, side canal is provided with the unidirectional valve I that goes out to flow, on the unidirectional passage becoming a mandarin between valve I and oil hydraulic cylinder of upper channel, establish upside subchannel, upside subchannel and the unidirectional channel connection that goes out to flow between valve I and oil hydraulic motor of lower side canal, upside subchannel is provided with the unidirectional valve II that goes out to flow, on the unidirectional passage that goes out to flow between valve I and oil hydraulic cylinder of lower side canal, set side subchannel, the unidirectional channel connection becoming a mandarin between valve I and oil hydraulic motor of downside subchannel and upper channel, downside subchannel is provided with the unidirectional valve II that becomes a mandarin, upper channel is unidirectional become a mandarin between valve I and oil hydraulic motor passage and lower side canal unidirectional go out to flow between valve I and oil hydraulic motor between passage, be connected a throttle valve, upper channel and lower side canal and oil hydraulic motor connecting end are respectively equipped with accumulator, oil hydraulic motor is connected with electricity generating device.Utilize wave energy generating set catenary motion relative to pylon structure to drive piston structure motion; make liquid in hydraulic fluid tank enter oil hydraulic motor through unidirectional valve and the throttle valve of becoming a mandarin; drive its rotation; thereby drive generator generating, throttle valve and accumulator mainly play the effect of stable hydraulic system pressure and protection hydraulic system safety.
Wind energy-wave energy integrated generation structure based on single pile platform of the present invention, is characterized in that described top wind energy conversion system is MW level speed-changing oar-changing marine windmill.
The invention has the beneficial effects as follows:
1, the construction of single pile platform structure is convenient, construction cost is low, applied widely.
2, single pile supporting structure and electrical power transmission system are shared in wind-power electricity generation and wave-activated power generation, can effectively reduce unit cost of electricity-generating.
3, reasonable in design, stable, arrangement and method for construction technology maturation, wind-driven generator can be selected existing commercial product, and type selecting is easy.
4, wave energy reforming unit can effectively utilize the bidirectional-movement of piston in hydraulic cylinder structure to drive oil hydraulic motor rotation, and finally drives generator generating, and its Specifeca tion speeification can be optimized design in conjunction with the wave characteristics in addressing place.
Accompanying drawing explanation
Fig. 1 a is the front view that the present invention is based on wind energy-wave energy integrated generation structure of single pile platform
Fig. 1 b is the side view that the present invention is based on wind energy-wave energy integrated generation structure of single pile platform
Fig. 2 a is that wind energy-wave energy integrated generation structure vertical that the present invention is based on single pile platform swings the generalized section that formula wave energy generating set is connected with pylon structure
Fig. 2 b is that wind energy-wave energy integrated generation structure vertical that the present invention is based on single pile platform swings the schematic top plan view that formula wave energy generating set is connected with pylon structure
Fig. 3 is that wind energy-wave energy integrated generation structure vertical that the present invention is based on single pile platform swings formula wave energy generating set and the pylon partial schematic diagram that is slidably connected
Fig. 4 is wave energy generating set system schematic
In figure, 1, wind energy conversion system, 2, pylon structure, 3, wave energy generating set, 4, single pile supporting structure, 5, slide track type contact device, 6, pulley, 7, slideway, 8, spring-damper, 9, piston structure, 10, oil hydraulic cylinder, 11, the unidirectional valve I that becomes a mandarin, 12, unidirectionally go out to flow valve I, 13, the unidirectional valve II that becomes a mandarin, 14, unidirectionally go out to flow valve II, 15, throttle valve, 16, accumulator, 17, oil hydraulic motor, 18, electricity generating device.
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 single pile platform comprises single pile platform wind power generation structure and wave energy generating set 3, single pile platform wind power generation structure comprises wind energy conversion system 1, pylon structure 2, single pile supporting structure 4 and supporting electrical power transmission system, wind energy conversion system 1 is MW level speed-changing oar-changing marine windmill, wave energy generating set 3 is to hang down to swinging formula wave energy generating set, wave energy generating set 3 is located at pylon structure water surface place, wave energy generating set 3 connects by 5 couplings of slide track type contact device with pylon structure 2, slide track type contact device 5 comprises pulley 6, slideway 7 and spring-damper 8, slideway 7 is fixed on pylon structure 2 outer side surfaces, pulley 6 is arranged on wave energy generating set 3 by pulley spindle, spring-damper is arranged on pulley 6 and installs between the wave energy generating set of pulley position, spring-damper 8 makes pulley 6 press to slideway 7.Slide track type contact device 5 is comprised of the even number cover of 4 covers, along pylon structure 2 outer side surfaces, is arranged symmetrically with.Hang down and to swing formula wave energy generating set 3 and comprise piston structure 9, oil hydraulic cylinder 10, the unidirectional valve I 11 that becomes a mandarin, unidirectionally go out to flow valve I 12, the unidirectional valve II 13 that becomes a mandarin, unidirectionally go out to flow valve II 14, throttle valve 15, accumulator 16, oil hydraulic motor 17 and electricity generating device 18, the piston of piston structure 9 is placed in oil hydraulic cylinder 10, the piston upside of oil hydraulic cylinder 10 and downside are communicated with oil hydraulic motor 17 by passage respectively, oil hydraulic cylinder 10 piston upper channel are provided with the unidirectional valve I 11 that becomes a mandarin, oil hydraulic cylinder 10 piston underside passages are provided with the unidirectional valve I 12 that goes out to flow, on the unidirectional passage becoming a mandarin between valve I 11 and oil hydraulic cylinder 10 of upper channel, establish upside subchannel, the unidirectional channel connection that goes out to flow between valve I 12 and oil hydraulic motor 17 of upside subchannel and lower side canal, upside subchannel is provided with the unidirectional valve II 14 that goes out to flow, on the unidirectional passage that goes out to flow between valve I 12 and oil hydraulic cylinder 10 of lower side canal, set side subchannel, the unidirectional channel connection becoming a mandarin between valve I 11 and oil hydraulic motor 17 of downside subchannel and upper channel, downside subchannel is provided with the unidirectional valve II 13 that becomes a mandarin, upper channel is unidirectional become a mandarin between valve I 11 and oil hydraulic motor 17 passage and lower side canal unidirectional go out to flow between valve I 12 and oil hydraulic motor 17 between passage, be connected a throttle valve 15, upper channel and lower side canal and oil hydraulic motor 17 connecting ends are respectively equipped with accumulator 16, oil hydraulic motor 17 is connected with electricity generating device 18.Slide track type contact device 5 can be guaranteed to hang down and swings formula wave-energy power generation equipment and pylon structure in the coordinated movement of various economic factors except in vertical other five degrees of freedom directions of swinging direction, is conducive to the two relative heaving of optimum use and carries out wave-energy power generation; Utilize floating wave energy generating set 3 and the relative catenary motion of pylon 2 to drive the catenary motion of piston structure 9, make liquid in oil hydraulic cylinder 10 through the unidirectional valve I 11 that becomes a mandarin, (oppositely time: through the unidirectional valve II 13 that becomes a mandarin), enter oil hydraulic motor 17 respectively, drive its rotation, thereby drive generator 18 generatings, realize wave energy to electric transformation of energy.Throttle valve 15 and accumulator 16 mainly play the effect of stable hydraulic system pressure and protection hydraulic system safety.
Product specification of the present invention will be in conjunction with following factor:
1) according to the wind-resources feature in installation place, choose wind energy conversion system 1, according to performance parameter and the aerodynamic design load of wind energy conversion system 1, optimize height and the sectional dimension 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 parameter of hanging down and swinging formula wave energy generating set, design slide track type contact device 7, is coupled wave energy generating set to connect with water surface place pylon structure.
3) according to the quality of selected blower fan and pylon structure, in conjunction with the HYDRODYNAMIC CHARACTERISTICS of wave energy generating set and the depth of water and the geological condition in addressing place, the sectional dimension of design single pile formula platform supporting structure 4.
The construction and installation flow process of the wind energy-wave energy-tide energy integrated generation structure based on single pile platform is as follows: first, by existing single pile platform construction technique, single pile platform is fixed on to seabed, then by single pile supporting structure transport to installation position be arranged on single pile platform; Secondly, on the coast wave energy generating set 3 is assembled in to the water surface place of pylon structure 1, then, utilizing professional construction ship that the wave energy generating set assembling 3 and pylon structure 1 are transported to installation position is arranged in single pile supporting structure 4, top wind energy conversion system 1 is finally installed, is completed the construction and installation of the wind energy-wave energy integrated generation structure based on single pile platform.
Claims (5)
1. wind energy-wave energy integrated generation the structure based on single pile platform, comprise single pile platform wind power generation structure, single pile platform wind power generation structure comprises wind energy conversion system (1), pylon structure (2), single pile supporting structure (4) and supporting electrical power transmission system, it is characterized in that described wind energy-wave energy integrated generation structure based on single pile platform also comprises the wave energy generating set (3) that is located at pylon structure water surface place, described wave energy generating set (3) connects by slide track type contact device (5) coupling with pylon structure (2), described slide track type contact device (5) comprises pulley (6), slideway (7) and spring-damper (8), described slideway (7) is fixed on pylon structure (2) outer side surface, pulley (6) is arranged on wave energy generating set (3) by pulley spindle, spring-damper (8) is arranged on pulley (6) and installs between the wave energy generating set (3) of pulley (6) position, spring-damper (8) makes pulley (6) press to slideway (7).
2. wind energy-wave energy integrated generation the structure based on single pile platform according to claim 1, is characterized in that described slide track type contact device (5) is comprised of the even number covers of 4～8 covers, is arranged symmetrically with along pylon structure (2) outer side surface.
3. wind energy-wave energy integrated generation the structure based on single pile platform according to claim 1, is characterized in that described wave energy generating set (3) is to hang down to swinging formula wave energy generating set.
4. wind energy-wave energy integrated generation the structure based on single pile platform according to claim 3, it is characterized in that described hang down swing formula wave energy generating set (3) and comprise piston structure (9), oil hydraulic cylinder (10), the unidirectional valve I (11) that becomes a mandarin, unidirectionally go out to flow valve I (12), the unidirectional valve II (13) that becomes a mandarin, unidirectionally go out to flow valve II (14), throttle valve (15), accumulator (16), oil hydraulic motor (17) and electricity generating device (18), the piston of piston structure (9) is placed in oil hydraulic cylinder (10), the piston upside of oil hydraulic cylinder (10) and downside are communicated with oil hydraulic motor (17) by passage respectively, oil hydraulic cylinder (10) piston upper channel is provided with the unidirectional valve I (11) that becomes a mandarin, oil hydraulic cylinder (10) piston underside passage is provided with the unidirectional valve I (12) that goes out to flow, on the unidirectional passage becoming a mandarin between valve I (11) and oil hydraulic cylinder (10) of upper channel, establish upside subchannel, the unidirectional channel connection that goes out to flow between valve I (12) and oil hydraulic motor (17) of upside subchannel and lower side canal, upside subchannel is provided with the unidirectional valve II (14) that goes out to flow, on the unidirectional passage that goes out to flow between valve I (12) and oil hydraulic cylinder (10) of lower side canal, set side subchannel, the unidirectional channel connection becoming a mandarin between valve I (11) and oil hydraulic motor (17) of downside subchannel and upper channel, downside subchannel is provided with the unidirectional valve II (13) that becomes a mandarin, upper channel is unidirectional become a mandarin between valve I (11) and oil hydraulic motor (17) passage and lower side canal unidirectional go out to flow between valve I (12) and oil hydraulic motor (17) between passage, be connected a throttle valve (15), upper channel and lower side canal and oil hydraulic motor (17) connecting end are respectively equipped with accumulator (16), oil hydraulic motor (17) is connected with electricity generating device (18).
5. wind energy-wave energy integrated generation the structure based on single pile platform according to claim 1, is characterized in that described wind energy conversion system (1) is MW level speed-changing oar-changing marine windmill.
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| CN201410203504.3A CN103967712B (en) | 2014-05-14 | 2014-05-14 | Wind energy based on single pile platform-wave energy integrated generation structure |
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| CN201410203504.3A CN103967712B (en) | 2014-05-14 | 2014-05-14 | Wind energy based on single pile platform-wave energy integrated generation structure |
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| CN103967712B CN103967712B (en) | 2016-08-31 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795432A (en) * | 2017-10-18 | 2018-03-13 | 大连理工大学 | Based on the vertical level two of single pile platform to wave-energy power generation structure |
| CN107829870A (en) * | 2017-10-18 | 2018-03-23 | 大连理工大学 | Based on single pile platform vertical axis windmill and vertical level two to wave-energy power generation integrated morphology |
| CN109185025A (en) * | 2018-09-30 | 2019-01-11 | 中国海洋大学 | A kind of the multiple degrees of freedom oscillating floater power generator and electricity-generating method of stormy waves combination |
| CN109488518A (en) * | 2018-09-30 | 2019-03-19 | 中国海洋大学 | A kind of wind energy and wave energy composite generating set and electricity-generating method based on offshore wind turbine single pile platform |
| WO2019075655A1 (en) * | 2017-10-18 | 2019-04-25 | 大连理工大学 | Single pile platform-based vertical axis wind turbine and vertical-horizontal bidirectional wave energy power generation integrated structure |
| WO2019091021A1 (en) * | 2017-11-09 | 2019-05-16 | 大连理工大学 | Active damping apparatus suitable for installing on offshore single pile wind turbine |
| US11213407B2 (en) * | 2017-03-02 | 2022-01-04 | Proteor USA, LLC | Prosthetic knee with a rectification hydraulic system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US11213407B2 (en) * | 2017-03-02 | 2022-01-04 | Proteor USA, LLC | Prosthetic knee with a rectification hydraulic system |
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| CN109488518A (en) * | 2018-09-30 | 2019-03-19 | 中国海洋大学 | A kind of wind energy and wave energy composite generating set and electricity-generating method based on offshore wind turbine single pile platform |
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