CN105332851A - Wave energy conversion device based on self-adaptation limiting wing plates - Google Patents
Wave energy conversion device based on self-adaptation limiting wing plates Download PDFInfo
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- CN105332851A CN105332851A CN201510739094.9A CN201510739094A CN105332851A CN 105332851 A CN105332851 A CN 105332851A CN 201510739094 A CN201510739094 A CN 201510739094A CN 105332851 A CN105332851 A CN 105332851A
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- wing plate
- wave energy
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- adsorber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/22—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the flow of water resulting from wave movements to drive a motor or turbine
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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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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a wave energy conversion device based on self-adaptation limiting wing plates. The wave energy conversion device comprises a heaving floating body and a wave energy absorption and conversion mechanism connected to the lower portion of the heaving floating body. The wave energy absorption and conversion mechanism comprises an electricity generator, a forward rotation absorber and a backward rotation absorber, wherein the forward rotation absorber and the backward rotation absorber rotate in the opposite directions along with the heaving motion of the heaving floating body. The forward rotation absorber comprises a forward rotating wheel, the forward limiting wing plate and a forward wing plate limiting component. When the forward limiting wing plate abuts against the forward wing plate limiting component, the forward rotating wheel is driven to rotate. The backward rotation absorber comprises a backward rotating wheel, the backward limiting wing plate and a backward wing plate limiting component. When the backward limiting wing plate abuts against the backward wing plate limiting component, the backward rotating wheel is driven to rotate. The forward rotating wheel is fixedly connected with a shell of the electricity generator, and the backward rotating wheel is connected with a rotating shaft of the electricity generator. The wave energy conversion device has the beneficial effects that the structure is simple, the energy absorption and conversion efficiency is high, and the requirement for energy of deep sea detection equipment can be met.
Description
Technical field
The present invention relates to Wave energy converting device, particularly relate to a kind of Wave energy converting device based on the spacing wing plate of self adaption.
Background technique
Off-lying sea detecting devices is as a kind of offshore offshore engineering equipment, and long-term unmanned, because of the limited energy of self-contained battery, electric energy supply is one of off-lying sea detecting devices technological development " bottleneck " always.Utilize wave energy for the power supply of offshore marine exploration equipment nearby, significantly can improve cruising time and the reliability of this kind equipment, especially in the face of the relatively deficient sea situation of China's marine site wave energy resource, realizing powers to the wave energy of small ocean detecting devices has Great significance.
Wave energy converting device a kind ofly gathers wave energy and the equipment being converted into that electrical network or special device provide electric energy or mechanical energy.Along with various countries are to the pay attention to day by day of ocean development, the Wave energy converting device of various different principle, different structure form constantly occurs, according to the difference of its transformation of energy mode, wave energy apparatus generally can be divided into more unrestrained formula, oscillaton water column type and vibration float type three kinds of large classes.
The working principle of more unrestrained formula Wave energy converting device (OT-WEC) is: utilize the wave path of drainage to be brought into by wave in high-order wet pit, to form water-head, utilize the gravitational potential energy of water to generate electricity to drive water turbine.More unrestrained formula Wave energy converting device possesses good output stability and reliability; Deficiency is enormous size, and its stationary structure type depends on extreme terrain, and floating type structure type efficiency is lower.
The working principle of oscillaton water column type Wave energy converting device (OWC-WEC) is: the fluctuating of wave makes the free surface of air chamber in device do forced vibration, drive the reciprocal air ejection of compression air chamber, wave energy is converted to pressure potential and the kinetic energy of air, and then drive the work of air turbine drive electrical generators.Oscillaton water column type is the Wave energy converting device that application is the most ripe at present, and reliability is higher, works on the water surface, is convenient to research and implements; Shortcoming is the conversion efficiency being limited to air turbine, and wave energy efficiency is low, and is subject to the restriction in place, need be built in the greater coasting area of shore line or shallow water.
The working principle of vibration float type Wave energy converting device (OB-WEC) is: the oscillatory movement realization utilizing buoyancy aid formed under the wave action is to the absorption of wave energy and collection, and then the mechanical energy form converted to needed for electric power generation, finally complete the output of electric energy.Due to the difference of energy conversion principle in vibration float type wave energy apparatus, a lot of subclass can be divided into again, such as raft formula, pendulum-type, canard etc.Vibration float type Wave energy converting device represents the development trend of Wave energy converting device, and the small ocean unmanned probing equipment be also more applicable for as the work of offshore marine site provides energy; But owing to being subject to the restriction of off-lying sea harsh environments and energy supply demand, its reliability and conversion efficiency need to improve.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provides that a kind of structure is simple, power absorption and conversion efficiency is high, can meet the Wave energy converting device based on the spacing wing plate of self adaption of far-reaching extra large detecting devices energy demand.
For solving the problems of the technologies described above, the present invention is by the following technical solutions: a kind of Wave energy converting device based on the spacing wing plate of self adaption, comprising hangs down swings buoyancy aid and is connected to the wave energy absorbing switching mechanism of hanging down and swinging below buoyancy aid, described wave energy absorbing switching mechanism comprises generator, the rotating forward adsorber and reversion adsorber that fortune rotates respectively is in opposite direction swung with described swing buoyancy aid vertical of hanging down, described rotating forward adsorber comprises and rotates forward wheel, the spacing wing plate of forward and forward wing plate limit position part, the spacing wing plate of described forward and forward wing plate limit position part against time drive described in rotate forward to take turns and rotate, described reversion adsorber comprises counterrotating wheel, reverse spacing wing plate and oppositely wing plate limit position part, described reverse spacing wing plate and reverse wing plate limit position part against time drive described counterrotating to take turns to rotate, the described wheel that rotates forward is fixedly connected with the shell of described generator, described counterrotating wheel is connected with the rotating shaft of described generator.
Further improvement as technique scheme:
The described wheel periphery that rotates forward is installed with multiple installation spoke, the hinged one block of spacing wing plate of described forward of difference on each installation spoke, described forward wing plate limit position part is for rotating forward the two pieces forward limited ring on wheel described in being fixedly arranged on, and described two pieces forward limited ring lays respectively at the upper and lower both sides of the spacing wing plate of described forward.
Described counterrotating wheel periphery is installed with multiple installation spoke, the hinged one block of described reverse spacing wing plate of difference on each installation spoke, described reverse wing plate limit position part is be fixedly arranged on the reverse limited ring of two pieces on described counterrotating wheel, and the reverse limited ring of described two pieces lays respectively at the described reverse upper and lower both sides of spacing wing plate.
The spacing wing plate of described forward and described reverse spacing wing plate are rigidity wing plate.
Also comprise stabilization wing, described stabilization wing is located between described rotating forward adsorber and reversion adsorber.
Described generator, stabilization wing and reversion adsorber are arranged from top to bottom successively, and described generator swings buoyancy aid be connected with described hanging down.
Described reversion adsorber is connected with the rotating shaft of described generator by driving key, transmission shaft and coupling successively.
Described transmission shaft periphery is arranged with sleeve, and described stabilization wing is provided with two panels, and described two panels stabilization wing symmetry is installed on described sleeve.
Compared with prior art, the invention has the advantages that: the Wave energy converting device based on the spacing wing plate of self adaption disclosed by the invention, not by hydraulic pressure, the intermediate conversion system such as pneumatic, structure is simple, compact, cost are low, is applicable to the off-lying sea detecting devicess such as long-term unmanned, the buoy class of low-power requirements or ocean robot; Interaction by means of only water body and spacing wing plate realizes the conversion of energy, reduces middle energy consumption, improves the reliability of energy conversion efficiency and equipment.
Accompanying drawing explanation
Fig. 1 is the perspective view of the Wave energy converting device that the present invention is based on the spacing wing plate of self adaption.
Fig. 2 is the linkage structure schematic diagram of rotating forward adsorber, reversion adsorber and generator in the present invention.
Fig. 3 is the perspective view of the rotating forward adsorber in the present invention.
Force analysis figure when Fig. 4 is the spacing wing plate floating-upward process rotating forward adsorber in the present invention.
Force analysis figure when Fig. 5 is the spacing wing plate sinking watching rotating forward adsorber in the present invention.
Fig. 6 is the perspective view of the reversion adsorber in the present invention.
Fig. 7 is force analysis figure when reversing the spacing wing plate floating-upward process of adsorber in the present invention.
Fig. 8 is force analysis figure when reversing the spacing wing plate sinking watching of adsorber in the present invention.
In figure, each label represents: 1, hang down and swing buoyancy aid; 2, adsorber is rotated forward; 21, wheel is rotated forward; 22, the spacing wing plate of forward; 23, forward wing plate limit position part; 231, forward limited ring; 3, reverse adsorber; 31, counterrotating wheel; 32, reverse spacing wing plate; 33, reverse wing plate limit position part; 331, reverse limited ring; 4, driving key; 5, coupling; 6, spoke is installed; 7, stabilization wing; 8, generator; 81, shell; 82, rotating shaft; 9, transmission shaft; 10, sleeve; 11, annulus; 12, hinge jack.
Embodiment
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
As shown in Figures 1 to 8, the Wave energy converting device based on the spacing wing plate of self adaption of the present embodiment, comprising hangs down swings buoyancy aid 1 and is connected to the wave energy absorbing switching mechanism of hanging down and swinging below buoyancy aid 1, wave energy absorbing switching mechanism comprises generator 8, swing the vertical of buoyancy aid 1 with hanging down and swing fortune the rotating forward adsorber 2 rotated in opposite direction respectively and the adsorber 3 that reverses, rotate forward adsorber 2 to comprise and rotate forward wheel 21, the spacing wing plate 22 of forward and forward wing plate limit position part 23, the spacing wing plate of forward 22 and forward wing plate limit position part 23 against time drive and rotate forward wheel 21 and rotate, reversion adsorber 3 comprises counterrotating wheel 31, reverse spacing wing plate 32 and oppositely wing plate limit position part 33, reverse spacing wing plate 32 and reverse wing plate limit position part 33 against time drive counterrotating to take turns 31 to rotate, rotate forward wheel 21 to be fixedly connected with the shell 81 of generator 8, counterrotating wheel 31 is connected with the rotating shaft 82 of generator 8.The Wave energy converting device based on the spacing wing plate of self adaption of the present embodiment, not by hydraulic pressure, the intermediate conversion system such as pneumatic, structure is simple, compact, cost are low, is applicable to the off-lying sea detecting devicess such as long-term unmanned, the buoy class of low-power requirements or ocean robot; Interaction by means of only water body and spacing wing plate realizes the conversion of energy, reduces middle energy consumption, improves the reliability of energy conversion efficiency and equipment.
In the present embodiment, rotate forward wheel 21 periphery and be installed with multiple installation spoke 6, the spacing wing plate 22 of the hinged one piece of forward of difference on each installation spoke 6, forward wing plate limit position part 23 is for being fixedly arranged on the two pieces forward limited ring 231 rotated forward on wheel 21, two pieces forward limited ring 231 lays respectively at forward spacing wing plate about 22 both sides, the spacing wing plate 22 of forward can adaptively swing up or down according to incoming flow situation and can adjust the position of two pieces forward limited ring 231 according to wave situations, limit the full swing angle of the spacing wing plate 22 of forward, and then significantly optimized device to the adaptive capacity of different sea situation, specifically as shown in Fig. 3, Fig. 4 and Fig. 5, rotate forward wheel 21 periphery and be evenly arranged eight installation spokes 6, each installation spoke 6 is provided with two hinge jacks 12, the spacing wing plate 22 of forward is positioned on the left of corresponding installation spoke 6 and angle is fixed on two hinge jacks 12, structure is simple, is convenient to the dismounting of the spacing wing plate 22 of forward, maintenance, end and an annulus 11 of each installation spoke 6 are affixed.
In the present embodiment, counterrotating is taken turns 31 peripheries and is installed with multiple installation spoke 6, the hinged one block of reverse spacing wing plate 32 of difference on each installation spoke 6, reverse wing plate limit position part 33 is for being fixedly arranged on the reverse limited ring 331 of two pieces on counterrotating wheel 31, the reverse limited ring of two pieces 331 lays respectively at reverse spacing wing plate about 32 both sides, reverse spacing wing plate 32 can adaptively swing up or down according to incoming flow situation and can adjust the position of the reverse limited ring 331 of two pieces according to wave situations, limit the full swing angle of reverse spacing wing plate 32, and then significantly optimized device to the adaptive capacity of different sea situation, specifically as shown in Fig. 6, Fig. 7 and Fig. 8, counterrotating is taken turns 31 peripheries and has been evenly arranged eight installation spokes 6, each installation spoke 6 is provided with two hinge jacks 12, reverse spacing wing plate 32 is positioned on the right side of corresponding installation spoke 6 and angle is fixed on two hinge jacks 12, structure is simple, is convenient to the dismounting of reverse spacing wing plate 32, maintenance, an end also affixed above-mentioned annulus 11 of each installation spoke 6.
In the present embodiment, the spacing wing plate of forward 22 and reverse spacing wing plate 32 are rigidity wing plate.
In the present embodiment, also comprise stabilization wing 7, stabilization wing 7 is located at and is rotated forward between adsorber 2 and reversion adsorber 3, transmission shaft 9 periphery is arranged with sleeve 10, stabilization wing 7 is provided with two panels, and two panels stabilization wing 7 symmetry is installed on sleeve 10, is conducive to keeping equipment to stablize when heaving.
In the present embodiment, generator 8, stabilization wing 7 and reversion adsorber 3 are arranged from top to bottom successively, and generator 8 swings buoyancy aid 1 and is connected with hanging down.
In the present embodiment, reversion adsorber 3 is connected with the rotating shaft 82 of generator 8 by driving key 4, transmission shaft 9 and coupling 5 successively.
Wave energy converting device working principle based on the spacing wing plate of self adaption of the present invention is: hanging down to swinging between buoyancy aid 1 and the wave energy absorbing switching mechanism of below to adopt tether or rigid bar to be connected, hang down and swing the fluctuating generation heaving of buoyancy aid 1 with wave, when hang down swing buoyancy aid 1 rise time, the spacing wing plate 22 of forward rotated forward in adsorber 2 is subject to the towing of flexible tether or rigid bar and rises, forward spacing wing plate 22 upper surface can be subject to the impact of current in this process, the spacing wing plate 22 of forward of rigidity is adaptively to lower swing, be rocked to the forward limited ring 231 of below against, water flow impact pressure produces thrust forward after acting on forward spacing wing plate 22 upper surface, rotate forward adsorber 2 and be subject to a forward moment (in the present embodiment, forward is defined as in the counterclockwise direction), when hang down swing buoyancy aid 1 decline time, the spacing wing plate of forward 22 is subject to the lower thrust of gravity or rigid bar and declines, forward spacing wing plate 22 lower surface can be subject to the impact of current in this process, the spacing wing plate 22 of forward of rigidity adaptively upwards swings, be rocked to the forward limited ring 231 of top against, water flow impact pressure (as shown in F1 in figure) acts on the thrust (as shown in F2 in figure) produced to forward spacing wing plate 22 lower surface forward, rotate forward adsorber 2 and be subject to a forward moment, it is visible that no matter the vertical buoyancy aid 1 that swings rises or declines, rotate forward adsorber 2 continuous rotation in the counterclockwise direction all the time.In contrast, reversion adsorber 3 continuous rotation along clockwise direction all the time, both shaking moment automatic trims.Rotate forward adsorber 2 and reversion adsorber 3 respectively the shell 81 of drive electrical generators 8 and rotating shaft 82 rotate along different direction, make generator 8 produce electric energy, electric energy is powered by accumulators store or for equipment.
Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (8)
1. the Wave energy converting device based on the spacing wing plate of self adaption, it is characterized in that: comprising hangs down swings buoyancy aid (1) and be connected to the wave energy absorbing switching mechanism of hanging down and swinging below buoyancy aid (1), described wave energy absorbing switching mechanism comprises generator (8), the rotating forward adsorber (2) and the adsorber (3) that reverses that fortune rotates respectively is in opposite direction swung with described swing buoyancy aid (1) vertical of hanging down, described rotating forward adsorber (2) comprises and rotates forward wheel (21), the spacing wing plate of forward (22) and forward wing plate limit position part (23), the spacing wing plate of described forward (22) and forward wing plate limit position part (23) against time drive described in rotate forward and take turns (21) and rotate, described reversion adsorber (3) comprises counterrotating wheel (31), reverse spacing wing plate (32) and oppositely wing plate limit position part (33), described reverse spacing wing plate (32) and reverse wing plate limit position part (33) against time drive described counterrotating to take turns (31) to rotate, the described wheel (21) that rotates forward is fixedly connected with the shell (81) of described generator (8), described counterrotating wheel (31) is connected with the rotating shaft (82) of described generator (8).
2. the Wave energy converting device based on the spacing wing plate of self adaption according to claim 1, it is characterized in that: described in rotate forward wheel (21) periphery and be installed with multiple installation spoke (6), the upper hinged one piece of spacing wing plate of described forward (22) respectively of each installation spoke (6), described forward wing plate limit position part (23) is for rotating forward the two pieces forward limited ring (231) on wheel (21) described in being fixedly arranged on, and described two pieces forward limited ring (231) lays respectively at the spacing wing plate of described forward (22) both sides up and down.
3. the Wave energy converting device based on the spacing wing plate of self adaption according to claim 1, it is characterized in that: described counterrotating wheel (31) periphery is installed with multiple installation spoke (6), the upper hinged one piece of described reverse spacing wing plate (32) respectively of each installation spoke (6), described reverse wing plate limit position part (33) is for being fixedly arranged on the reverse limited ring of two pieces (331) in described counterrotating wheel (31), and the reverse limited ring of described two pieces (331) lays respectively at described reverse spacing wing plate (32) both sides up and down.
4. the Wave energy converting device based on the spacing wing plate of self adaption according to any one of claim 1 to 3, is characterized in that: the spacing wing plate of described forward (22) and described reverse spacing wing plate (32) are rigidity wing plate.
5. the Wave energy converting device based on the spacing wing plate of self adaption according to any one of claim 1 to 3, is characterized in that: also comprise stabilization wing (7), and described stabilization wing (7) is located between described rotating forward adsorber (2) and reversion adsorber (3).
6. the Wave energy converting device based on the spacing wing plate of self adaption according to claim 5, it is characterized in that: described generator (8), stabilization wing (7) and reversion adsorber (3) are arranged from top to bottom successively, described generator (8) vertical swing buoyancy aid (1) with described and is connected.
7. the Wave energy converting device based on the spacing wing plate of self adaption according to claim 6, is characterized in that: described reversion adsorber (3) is connected with the rotating shaft (82) of described generator (8) by driving key (4), transmission shaft (9) and coupling (5) successively.
8. the Wave energy converting device based on the spacing wing plate of self adaption according to claim 6, it is characterized in that: described transmission shaft (9) periphery is arranged with sleeve (10), described stabilization wing (7) is provided with two panels, and described two panels stabilization wing (7) symmetry is installed on described sleeve (10).
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| CN201510739094.9A CN105332851B (en) | 2015-11-04 | 2015-11-04 | Wave energy converting device based on adaptive spacing wing plate |
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| CN201510739094.9A CN105332851B (en) | 2015-11-04 | 2015-11-04 | Wave energy converting device based on adaptive spacing wing plate |
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| CN105332851B CN105332851B (en) | 2018-04-17 |
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| CN105840392A (en) * | 2016-06-15 | 2016-08-10 | 王德辉 | Floating type tidal current power generation device |
| CN106353839A (en) * | 2016-11-08 | 2017-01-25 | 北京机械设备研究所 | Unmanned offshore automatic meteorological station based on complementary energy of wave energy and optical energy |
| WO2017100582A1 (en) * | 2015-12-11 | 2017-06-15 | University Of Massachusetts | Tethered ballast systems for point absorbing wave energy converters and method of use thereof |
| CN107605647A (en) * | 2017-11-02 | 2018-01-19 | 天津工业大学 | A kind of novel swing wave energy piezoelectric generating device |
| CN108397341A (en) * | 2018-03-05 | 2018-08-14 | 汪鸣飞 | A kind of swing blade type wave energy generating set |
| CN109185029A (en) * | 2018-09-17 | 2019-01-11 | 中国海洋大学 | A kind of power generator using wave energy |
| CN109611262A (en) * | 2018-12-28 | 2019-04-12 | 燕山大学 | The conversion method of sand settling type offshore tide energy conversion equipment and its tide energy and wave energy |
| CN110017242A (en) * | 2018-01-09 | 2019-07-16 | 谭龙杰 | A kind of wave energy twin turbines power generator |
| CN111779616A (en) * | 2020-07-02 | 2020-10-16 | 广东电网有限责任公司 | Wave power generation device |
| CN117927409A (en) * | 2024-03-25 | 2024-04-26 | 中国人民解放军国防科技大学 | Composite point absorption type wave energy power generation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017100582A1 (en) * | 2015-12-11 | 2017-06-15 | University Of Massachusetts | Tethered ballast systems for point absorbing wave energy converters and method of use thereof |
| US11156200B2 (en) | 2015-12-11 | 2021-10-26 | The University Of Massachusetts | Tethered ballast systems for point absorbing wave energy converters and method of use thereof |
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| CN109185029A (en) * | 2018-09-17 | 2019-01-11 | 中国海洋大学 | A kind of power generator using wave energy |
| CN109611262A (en) * | 2018-12-28 | 2019-04-12 | 燕山大学 | The conversion method of sand settling type offshore tide energy conversion equipment and its tide energy and wave energy |
| CN111779616A (en) * | 2020-07-02 | 2020-10-16 | 广东电网有限责任公司 | Wave power generation device |
| CN117927409A (en) * | 2024-03-25 | 2024-04-26 | 中国人民解放军国防科技大学 | Composite point absorption type wave energy power generation device |
| CN117927409B (en) * | 2024-03-25 | 2024-06-25 | 中国人民解放军国防科技大学 | Composite point absorption type wave energy power generation device |
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