CN104005905A - Floating array pendulum type wave energy power generation device - Google Patents
Floating array pendulum type wave energy power generation device Download PDFInfo
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- CN104005905A CN104005905A CN201410212723.8A CN201410212723A CN104005905A CN 104005905 A CN104005905 A CN 104005905A CN 201410212723 A CN201410212723 A CN 201410212723A CN 104005905 A CN104005905 A CN 104005905A
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- pendulum
- wave energy
- type wave
- generating set
- floating
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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
Abstract
The invention discloses a floating array pendulum type wave energy power generation device. The device comprises pendulum plates, a hydraulic oil cylinder, a floating foundation, an underwater hydraulic energy converting system, a submarine cable and an anchoring system, wherein under the wave action, the pendulum plates can do work on the hydraulic oil cylinder in the swing direction, electric energy can be sent to the shore through the underwater hydraulic energy converting system and the submarine cable, the device can submerge and ascend by controlling the bottom stowage of the floating foundation, and maintenance of the device is facilitated. Meanwhile, the array mode that a plurality of sets of pendulum plates are arranged on the floating foundation is adopted, wave energy utilization efficiency is improved, the construction period is shortened, cost is reduced, living space of the device is extended, working mobility of the device is improved, and the problem that the electric energy output continuity and stability of a single device are poor is effectively solved.
Description
Technical field
The present invention relates to a kind of electric generator using sea wave energy, relate in particular to a kind of by buoyant foundation being carried out to the initiatively floating array pendulum-type of the mooring formula wave energy generating set of ballast control.
Background technique
The advantages such as it is wide that ocean wave energy has distribution, clean, renewable.Utilize rationally and effectively wave energy to become the effective way that solves current energy shortage and environmental pollution, this common recognition is admitted by countries in the world.The exploitation of new energy have been the task of top priority.But existing wave-type electric generator cost is high, small scale, deficiency in economic performance, long utilization and the exploitation that has fettered its large-scale commercial of turnover.
Pendulum-type wave energy generating set is the focus of studying in wave-type electric generator type, and current research both domestic and external mainly concentrates on generating efficiency and the hydrodynamic force control aspect on single wave energy generating set.The result of single assembly is that generated energy is smaller, and electric energy output continuity, less stable do not reach object civilian or business electricity consumption.The technical program is by the mode of floating arranged in arrays, by that disperse, low-density, unsettled wave energy absorbing, make its electric energy that efficiently, is stably converted into steady and continuous, and can make wave-type electric generator bear the destruction of larger disastrous sea situation, implement device safe operation.More existing bank fundamental mode pendulum-type wave energy generating set, this technology does not need to take seashore land resources; Can be arranged in far below the cost of bank fundamental mode pendulum-type wave energy generating set the waters that wave energy density is higher (China the coastal sea situation cycle shorter, wave height is less, the wave energy resource of bank shallow water is significantly less than the wave energy resource compared with depths; Need higher engineering cost compared with deepwater field seabed stationary structure, also can bring the difficulty of constructing and safeguarding aspect simultaneously).
Floating pendulum-type wave energy generating set can address the above problem well, have that construction cost is low, short construction period, electricity generating device deployment site flexibly, lay and the advantage such as easy to maintenance, thereby there is larger popularization space.
Summary of the invention
The object of the present invention is to provide a kind of initiatively floating array pendulum-type wave energy generating set of ballast control drinking water function that has, the technical barrier such as wavy hair electric weight that this device sea test already card can solve existing pendulum type Power generator existence is little, electric power output fluctuation is large, cost is high, installation and maintenance are difficult and using scope is limited.
Technological scheme of the present invention is as follows:
A kind of floating array pendulum-type wave energy generating set, comprise generator, hydraulic jack that inside is provided with the buoyant foundation in ballast tank and cabin, submarine cable, underwater hydraulic energy conversion system, oil hydraulic motor, is connected with fluid motor-driven, described buoyant foundation surrounding be provided with anchor chain hanger and by anchor chain mooring in seabed
On described buoyant foundation, be furnished with the pendulum plate of three rows, multiple row, its permutation and combination form can be arranged or grid arrangement for matrix, surfaces in pendulum plate top, and one end of described hydraulic jack is hinged with a side of pendulum plate, and the other end is articulated with buoyant foundation end face;
Described underwater hydraulic energy conversion system is arranged in cabin, and by pipeline connecting fluid pressure motor and hydraulic jack, the mechanical energy that is converted to oil hydraulic motor for hydraulic jack being moved back and forth to the hydraulic energy of generation drives the generating of generator one-way rotation, and the output terminal of described generator connects controller switching equipment on the bank by submarine cable.
Further, described pendulum plate is hollow structure, in order to increase the buoyancy of pendulum plate.
Further, described ballast tank is provided with intake-discharge pipe and the air inlet-outlet pipe of realizing rising or the dive of buoyant foundation (3) by air inlet draining or water inlet exhaust, and the realization of entering drain function adopts water pump and/or pressurized air.
Further, in described ballast tank, be also provided with the liquid level sensor of bathymetric data in Real-time Feedback cabin.
Further, in described cabin, video monitor is also housed.
Further, described ballast tank top has convenient construction personnel and passes in and out the manhole of operation, is provided with manhole cover to be opened/closed on described manhole.
The invention has the beneficial effects as follows: can effectively realize the deep-sea work of wave-type electric generator, expand the working space of device; Can carry out device prefabricatedly on the bank, haul is installed, and has saved the engineering time well, reduces engineering cost and improves the job security of device, has extended the life cycle of device; Meanwhile, the scheme of arranged in arrays can solve stability and a continuity difficult problem for energy output well, is particularly suitable for Chinese low density wave energy actual conditions.
Brief description of the drawings
Fig. 1 is the schematic side view of floating array pendulum-type wave energy generating set in the present invention.
Fig. 2 is the front elevational schematic of floating array pendulum-type wave energy generating set in the present invention.
Fig. 3 is floating array pendulum-type wave energy generating set underwater hydraulic energy conversion system structural representation in the present invention.
Fig. 4 is that the embodiment one of floating array pendulum-type wave energy generating set of the present invention arranges schematic top plan view.
Fig. 5 is that the embodiment two of floating array pendulum-type wave energy generating set of the present invention arranges schematic top plan view.
Fig. 6 is that the embodiment three of floating array pendulum-type wave energy generating set of the present invention arranges schematic top plan view.
1. pendulum plates in figure, 2. hydraulic jack, 3. buoyant foundation, 4. mooring anchor chain, 5, oil hydraulic cylinder oil inlet pipe, 6. oil hydraulic cylinder oil outlet tube, 7. the first one-way valve, 8. oil inlet pipe, 9. return tube, 10. accumulator, 11. oil hydraulic motors, 12. generators, 13. fuel tanks, 14. submarine cables, 15. second one-way valves, 16. the 3rd one-way valves, 17. the 4th one-way valves.
Embodiment
Below in conjunction with the drawings and specific embodiments, goal of the invention of the present invention is described in further detail, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following examples.
Embodiment 1
As shown in Figures 1 to 4, a kind of floating array pendulum-type wave energy generating set, comprise that inside is provided with the buoyant foundation 3 in ballast tank and cabin, submarine cable 14, described buoyant foundation 3 surroundings be provided with anchor chain hanger and by anchor chain 4 moorings in seabed, also comprise the pendulum plate 1 of some hollow structures, hydraulic jack 2 and underwater hydraulic energy conversion system, described pendulum plate 1 is array configuration distribution and is hinged on described buoyant foundation 3 end faces, surface in pendulum plate 1 top, in the present embodiment, described pendulum plate 1 is that three rows three are listed as totally 9, pendulum plate 1 arrangement pitch is also determined according to actual conditions.One end of described hydraulic jack 2 is hinged with a side of pendulum plate 1, and the other end is articulated with buoyant foundation 3 end faces.
As shown in Figure 3, described underwater hydraulic energy conversion system is arranged in cabin, comprise with generator 12 and drive the oil hydraulic motor 11 being connected, the oil inlet pipe 8 of described oil hydraulic motor 11 connects that accumulator 10 is rear to be connected with the outlet end of the first one-way valve 7 and the 4th one-way valve 17 respectively, the return tube 9 of described oil hydraulic motor 11 connects that fuel tank 13 is rear to be connected with the entry end of the second one-way valve 15 and the 3rd one-way valve 16 respectively, after converging, the outlet end of the entry end of described the first one-way valve 7 and the second one-way valve 15 is connected with the oil hydraulic cylinder oil inlet pipe 5 of hydraulic jack 2, after converging, the entry end of the outlet end of described the 3rd one-way valve 16 and the 4th one-way valve 17 is connected with the oil hydraulic cylinder oil inlet pipe 5 of hydraulic jack 2, the output terminal of described generator 12 connects controller switching equipment on the bank by submarine cable 4, utilize the horizontal motion of pendulum plate 1 to drive acting, described oil hydraulic cylinder reciprocating stroke all can do work, its turnover oil pipe all connects underwater hydraulic energy conversion system.
When pendulum plate 1 swings, described hydraulic oil carries out one-way conduction by the oil hydraulic cylinder oil inlet pipe 5 of hydraulic jack 2 or oil hydraulic cylinder oil outlet tube 6 one-way valve of flowing through, enter accumulator 10 by oil inlet pipe 8, then the oil hydraulic motor 11 of flowing through, oil hydraulic motor 11 drives generator 12 to generate electricity, electric current is delivered on the bank by submarine cable 14, and whole power generation process has upper-position unit to monitor and Real-time Feedback and carry out ACTIVE CONTROL.
Wherein, submarine cable set optical-fibre communications, electric power output and power are carried in one, and armouring forms.
Further, described ballast tank is provided with by air inlet draining or water inlet exhaust and realizes the rising of buoyant foundation 3 or the intake-discharge pipe of dive and air inlet-outlet pipe, and the realization of entering drain function adopts water pump and/or pressurized air.
Further, in described ballast tank, be also provided with the liquid level sensor of bathymetric data in Real-time Feedback cabin.
Further, video monitor is also housed in described cabin, communicates by letter with data, video feed to carry out device control.
Further, described ballast tank top has convenient construction personnel and passes in and out the manhole of operation, is provided with manhole cover to be opened/closed on described manhole, and convenient construction personnel pass in and out operation, and when electricity generating device work, manhole cover sealing prevents into water.
Device hauled to predetermined maritime area by towboat, then by the anchor chain mooring of 3 four jiaos of buoyant foundations in seabed.When device dive work, between controlling on the bank, the dive of upper-position unit man-machine interactively control ballast implement device, stops to putting when plate 1 reaches predetermined draft.When electricity generating device is safeguarded or while haul go back to port, the floating of upper-position unit man-machine interactively control ballast implement device between controlling on the bank, on buoyant foundation, liter emerges, and carries out field maintenance or dismantles submarine cable and weigh anchor and tow back to shipyard.
Described floating array pendulum-type wave energy generating set, wherein, pendulum-type float is not limited to the form of generating to the acting of hydraulic jack, is other form of energy if desired, as hydrogen manufacturing, nitrogen processed and desalination of sea water etc. by connecting other device translates.
Embodiment 2
As shown in Figure 5, the present embodiment and embodiment's 1 difference is: described pendulum plate 1 is three rows, and wherein, left and right two rows are 3 row, and a middle row is 2 row, and totally 8, pendulum plate 1 arrangement pitch is also determined according to actual conditions.
Embodiment 3
As shown in Figure 6, the present embodiment and embodiment's 1 difference is: described pendulum plate 1 is that three rows five are listed as totally 15, and pendulum plate 1 arrangement pitch is also determined according to actual conditions.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all mode of executions.All any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in the protection domain of the claims in the present invention.
Claims (6)
1. a floating array pendulum-type wave energy generating set, it is characterized in that: comprise that inside is provided with the buoyant foundation in ballast tank and cabin (3), submarine cable (14), underwater hydraulic energy conversion system, oil hydraulic motor (11), drives with oil hydraulic motor (11) generator (12), the hydraulic jack (2) that are connected, described buoyant foundation (3) surrounding be provided with anchor chain hanger and by anchor chain (4) mooring in seabed
On described buoyant foundation (3), be furnished with the pendulum plate (1) of three rows, multiple row, its permutation and combination form can be arranged or grid arrangement for matrix, surface in pendulum plate (1) top, one end of described hydraulic jack (2) is hinged with a side of pendulum plate (1), and the other end is articulated with buoyant foundation (3) end face;
Described underwater hydraulic energy conversion system is arranged in cabin, and by pipeline connecting fluid pressure motor (11) and hydraulic jack (2), the mechanical energy that is converted to oil hydraulic motor (11) for hydraulic jack (2) being moved back and forth to the hydraulic energy of generation drives the generating of generator (12) one-way rotation, and the output terminal of described generator (12) connects controller switching equipment on the bank by submarine cable (4).
2. floating array pendulum-type wave energy generating set according to claim 1, is characterized in that: described pendulum plate (1) is hollow structure.
3. floating array pendulum-type wave energy generating set according to claim 1, it is characterized in that: described ballast tank is provided with intake-discharge pipe and the air inlet-outlet pipe of realizing rising or the dive of buoyant foundation (3) by air inlet draining or water inlet exhaust, and the realization of entering drain function adopts water pump and/or pressurized air.
4. floating array pendulum-type wave energy generating set according to claim 1, is characterized in that: the liquid level sensor that is also provided with bathymetric data in Real-time Feedback cabin in described ballast tank.
5. floating array pendulum-type wave energy generating set according to claim 1, is characterized in that: video monitor is also housed in described cabin.
6. floating array pendulum-type wave energy generating set according to claim 1, is characterized in that: described ballast tank top has convenient construction personnel and pass in and out the manhole of operation, is provided with manhole cover to be opened/closed on described manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212723.8A CN104005905A (en) | 2014-05-20 | 2014-05-20 | Floating array pendulum type wave energy power generation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410212723.8A CN104005905A (en) | 2014-05-20 | 2014-05-20 | Floating array pendulum type wave energy power generation device |
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| CN104005905A true CN104005905A (en) | 2014-08-27 |
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| CN201410212723.8A Pending CN104005905A (en) | 2014-05-20 | 2014-05-20 | Floating array pendulum type wave energy power generation device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257478A (en) * | 2015-10-09 | 2016-01-20 | 华南理工大学 | Unstable-state composite-type energy capturing device floating on sea and energy capturing method |
| CN114370367A (en) * | 2022-01-20 | 2022-04-19 | 海南大学 | Multi-floater type wave power generation device |
| CN115009435A (en) * | 2022-04-29 | 2022-09-06 | 中国科学院广州能源研究所 | Built-in suspension pendulum type wave power generation buoy and control method |
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| US20080018114A1 (en) * | 2006-07-24 | 2008-01-24 | Ken Weldon | Harvesting and transporting energy from water wave action to produce electricity hydraulically within a floating ship or vessel |
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| US20080018114A1 (en) * | 2006-07-24 | 2008-01-24 | Ken Weldon | Harvesting and transporting energy from water wave action to produce electricity hydraulically within a floating ship or vessel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257478A (en) * | 2015-10-09 | 2016-01-20 | 华南理工大学 | Unstable-state composite-type energy capturing device floating on sea and energy capturing method |
| CN105257478B (en) * | 2015-10-09 | 2019-01-18 | 华南理工大学 | A kind of compound floating marine energy capture device and method of unstable state |
| CN114370367A (en) * | 2022-01-20 | 2022-04-19 | 海南大学 | Multi-floater type wave power generation device |
| CN115009435A (en) * | 2022-04-29 | 2022-09-06 | 中国科学院广州能源研究所 | Built-in suspension pendulum type wave power generation buoy and control method |
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