CN202579022U - Wave power generation device with one-way damper - Google Patents
Wave power generation device with one-way damper Download PDFInfo
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- CN202579022U CN202579022U CN2012201432935U CN201220143293U CN202579022U CN 202579022 U CN202579022 U CN 202579022U CN 2012201432935 U CN2012201432935 U CN 2012201432935U CN 201220143293 U CN201220143293 U CN 201220143293U CN 202579022 U CN202579022 U CN 202579022U
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- buoyancy aid
- generating set
- oil hydraulic
- wave energy
- strut
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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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Abstract
The utility model relates to a wave power generation device with a one-way damper, and belongs to the research field of underwater ocean energy. The one-way damping wave power generation device is a device for transforming wave energy into electric energy and comprises a floating body and a supporting rod, wherein the upper end and the lower end of the supporting rod pass through the floating body, the upper end is connected with a bracket, and the lower end is connected with the one-way damper; a clearance is reserved between the floating body and the supporting rod; and the upper end of a hydraulic cylinder piston rod of a hydraulic energy storage power generation system in the floating body extends out of the floating body to be connected with the bracket device. According to the wave power generation device with the one-way damper, due to the clearance between the floating body and the supporting rod, the floating body can heave in the wave along with the movement of the wave to drive the bracket device to compress the hydraulic cylinder when the supporting rod stays vertical in the moving process of the wave, so that the floating body moves in a combined way of up and down moving and swinging and obtains a better absorption efficiency. The wave power generation device with the one-way damper is rational in structure, high in energy transformation ratio, and adaptive to disastrous weather well due to the relative movement between the floating body and the supporting rod.
Description
Technical field
The utility model relates to a kind of wave energy generating set, especially relates to a kind of unidirectional damping wave energy generating set, belongs to ocean energy research field under water.
Background technique
Along with development of modern industry, demands for energy is also increased day by day.For this reason, people constantly explore and develop various safe, the cleaning and reproducible new energy.Because the long-pending occupancy in ocean surface, earth Shanghai is approximately 72%, the reproducible in theory ocean energy total amount in the whole world is 76,600,000,000 kilowatts, and it is 6,400,000,000 kilowatts that technology allows to utilize power, is about 2 times of present energy production world machine capacity.Wherein, wave ability density is the highest, is about 2,000,000,000 kilowatts, and potentiality to be exploited is very big.
Although the ocean wave energy development potentiality is huge, however human to marine energy utilization seldom, its reason is that wave energy is difficult to control.
Wave energy be converted into electric energy be meant with wave with the hydrodynamic(al) amount be converted into mechanical relative movement, and then drive a process of generator for electricity generation.How avoiding the loss of energy in the conversion process is core.Find that through the characteristics of analyzing wave energy wave in the reality is not that theoretically water molecule moves up and down; Be actually water molecule and do the motion of elliptical path, so much can not give play to theoretic generating efficiency based on the wave energy generating set that moves up and down merely.
At present, small-sized wave energy generating set has various ways, roughly is divided into fixed on the whole and floating type two big classes.The stationary power generation device has higher transformation efficiency, but because electricity generating device is fixed, and poor for the ability of opposing diastrous weather, the infield also can be restricted simultaneously, the capital construction cost is high, has high input.The floating type electricity generating device can be avoided the disappearance of fixed wave energy generating set, but because relative movement produces comparatively difficulty, causes generating efficiency low.If the floating type electricity generating device can strengthen the ability that produces relative movement, and then improve generating efficiency, will reduce the capital construction cost, improve aspects such as being suitable for the marine site and play important progradation in the technical merit that improves wave energy generating set.
Summary of the invention
In view of this; The utility model technical problem to be solved is to overcome defectives such as the efficient that exists in the wave energy generating set in the above-mentioned existing technology is low, bad adaptability; And a kind of unidirectional damping wave energy generating set is provided; Advantages such as this unidirectional damping wave-type electric generator has the efficient height, and adaptability is strong.
For solving the problems of the technologies described above, the technological scheme of the utility model is achieved in that a kind of unidirectional damping wave energy generating set; Comprise buoyancy aid; It is characterized in that: in the middle of the said buoyancy aid strut is installed, after the upper end of said strut passes buoyancy aid, and links to each other with a holder device; After said strut lower end passes buoyancy aid, link to each other with an one-way damper; Be provided with the gap between said buoyancy aid and the said strut; The hydraulic accumulation energy power generation system is installed in the said buoyancy aid, and said hydraulic accumulation energy power generation system comprises an oil hydraulic cylinder, reaches the accumulator that links to each other with oil hydraulic cylinder with the piston rod of oil hydraulic cylinder cooperation, and buoyancy aid is stretched out in said piston rod upper end, and links to each other with said holder device.
Said one-way damper is inverted conical structure.
Said cone upper-end surface is an opening shape structure, in cone, is symmetrically arranged with stiffening rib, and an end of said stiffening rib is fixed on the strut.
Said holder device by symmetrically arranged three poles, and three depression bars linking to each other with three poles respectively form; One end of said three poles and the upper end of strut link into an integrated entity; One end of said each depression bar is installed on the body of rod of three poles, and the other end of depression bar is connected on buoyancy aid.
Said three poles are ramp-like configuration downwards with an end that intersects.
Said oil hydraulic cylinder is three, and three upper cover of piston rod that said oil hydraulic cylinder cooperates are provided with spring, and the upper end of three piston rods links to each other with the shaft of three depression bars respectively.
Said buoyancy aid upper and lower faces is equipped with the adjustment pinch roller of symmetry, and said adjustment pinch roller is pressed against on the sidewall of strut.
Said adjustment pinch roller links to each other with a movable stand through coupling shaft, and said movable stand moves in the track in the buoyancy aid outside, and the movable stand the other end is stopped that by block said movable stand is provided with a cross bar portion, in cross bar portion, is arranged with spring.
Be provided with spring in the said oil hydraulic cylinder, an end of said spring holds with the lower end of piston rod mutually, and said oil hydraulic cylinder links to each other with accumulator through a selector valve.
Said hydraulic accumulation energy power generation system also comprises oil hydraulic motor, generator and storage battery, and said accumulator, oil hydraulic motor, generator, storage battery link to each other successively.
The beneficial effect of the utility model; The utility model is owing to have the gap between buoyancy aid and the strut; When making in wave motion strut keep vertical state, buoyancy aid can be in wave following sea campaign and the fluctuating of taking advantage of a situation, thereby driving holder device carries out compression hydraulic cylinder work; Buoyancy aid is appeared move up and down and swing the motion mode that combines, improved absorption efficiency.Rational in infrastructure, energy transformation ratio is high.
The further improvement of the utility model is a holder device, can be implemented in the buoyancy aid swing absorption to energy, and all can absorb the wave energy of 360 degree directions.Further increased the transformation efficiency of energy.
The utility model wave energy generating set is owing to the elastic force of movable stand upper spring can play a protective role; Behind the peak value of arrival that generating electricity under the typhoon billow condition; Can not produce situation such as rigid fracture, vital capacity is strong under the rugged environment, and is promptly strong to diastrous weather adaptability.
The utility model one-way damper produces bigger resistance when adopting cone structure to promote buoyancy aid and move upward wave, thereby moves downward the compression hydraulic cylinder acting through piston rod, and then makes generator for electricity generation, increases transformation efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of another angle of the utility model.
Fig. 3 is the utility model plan structure schematic representation.
Fig. 4 is the structural representation that the utility model damper and strut connect.
Fig. 5 is the structural representation of the utility model hydraulic accumulation energy power generation system.
Fig. 6 is the utility model adjustment pinch roller linkage structure schematic representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is specified, as depicted in figs. 1 and 2, a kind of unidirectional damping wave energy generating set of the utility model comprises buoyancy aid 14, strut 18, holder device, one-way damper 19 and hydraulic accumulation energy system.
Said strut 18 interts and is installed in the middle of the buoyancy aid 14, and has the gap between strut 18 and the buoyancy aid 14, when making the vertical state of strut 18 maintenances, buoyancy aid 14 can be in wave following sea campaign and the fluctuating of taking advantage of a situation.After said strut 18 upper ends pass buoyancy aid 14, link to each other with holder device.After said strut 18 lower ends pass buoyancy aid 14, link to each other with one-way damper 19.The length of strut 18 is high next definite according to the wave of wave, is operated in inner lead to guarantee one-way damper 19.
As shown in Figure 4, said one-way damper 19 is inverted conical structure, and the lower end of strut 18 is connected the central position of one-way damper 19.The cone structure of one-way damper 19 produces bigger resistance in the time of can promoting buoyancy aid 14 and move upward wave.Said cone upper-end surface is an opening shape structure; In cone, be provided with and be symmetrically arranged with three stiffening ribs 20; One end of said three stiffening ribs 20 is fixed on the strut 18; The other end is fixed on the cone madial wall, with the intensity of increase one-way damper 19, and then increases integrally-built working life.
Like Fig. 2 and shown in Figure 3, said holder device by symmetrically arranged three poles 1, and three depression bars 2 linking to each other with three poles 1 respectively form.One end of said three poles 1 is fixedly connected with the upper end of strut 18 and is integral.Said three poles 1 are ramp-like configuration downwards by an end that intersects.One end of said each depression bar 2 is installed on the body of rod of three poles 1, and the other end of depression bar 2 is connected on buoyancy aid 14, specifically, can be connected with depression bar 2 through the connecting rod on the buoyancy aid 14.
As shown in Figure 5, said hydraulic accumulation energy power generation system comprises oil hydraulic cylinder 13, the piston rod 3 that cooperates with oil hydraulic cylinder 13, selector valve 12, accumulator 7, oil hydraulic motor 11, generator 10 and storage battery 9.
Between accumulator 7 and oil hydraulic motor 11, be installed on series flow control valve 8, so that the conversion of control energy.
As shown in Figure 6, said buoyancy aid 14 upper and lower faces are equipped with the adjustment pinch roller 4 of symmetry, and said adjustment pinch roller 4 is pressed against on the sidewall of strut 18.Specifically, said adjustment pinch roller 4 is installed on the coupling shaft 5, and adjustment pinch roller 4 can rotate on coupling shaft 5.The two ends of coupling shaft 5 are fixed on the movable stand 6; Said movable stand 6 is provided with cross bar portion 16, in cross bar portion, is arranged with spring 17, and an end of this spring 17 holds with the boss of crossbar end mutually; Spring 17 the other ends hold with buoyancy aid 14 outer boss mutually; Said movable stand 6 moves in the track in buoyancy aid 14 outsides, and the movable stand the other end stops by a block, to prevent movable stand 6 slippages.Said adjustment pinch roller 4 is three, and its quantity also can be selected as required.When buoyancy aid 14 floats; Position between 17 pairs of buoyancy aids 14 of spring on the cross bar and the strut 18 is regulated; Therefore the structure of adjusting pinch roller 4 can be so that stressed relatively balance between buoyancy aid 14 and the strut 18; Life-span to integral device plays a protective role, and vital capacity is strong under the rugged environment, and is promptly strong to diastrous weather adaptability.
Convert electric energy when work to carrying out wave energy, wave drives buoyancy aid 14 and rises, because buoyancy aid 14 receives the influence of wave; Always tilt to rise overally again earlier; So from the beginning of tilting, under the gap between buoyancy aid 13 and the strut 18 allowed, three poles 1 were carried out work through piston rod 3 compression hydraulic cylinders 13; Buoyancy aid 14 is appeared move up and down and swing the motion mode that combines, improved absorption efficiency.When rising on the whole; Because the big resistance that one-way damper 19 is produced can make holder device produce big pressure difference with respect to buoyancy aid 14, this pressure difference can be converted into the power that holder device overcomes spring 21 compression hydraulic cylinders 13 on the piston rod 3; Can thereby be converted into hydraulic pressure; Can change into mechanical energy to hydraulic pressure through oil hydraulic motor 11 again, change into electrical power storage to mechanical energy through generator 10, storage battery 9 again, piston rod 3 arrives the bottom of oil hydraulic cylinders 13.
, buoyancy aid 14 begins to descend after arriving the wave top; Under the effect of the spring on the piston rod 3 21 elastic force of laying in; Piston rod 3 can move upward with respect to oil hydraulic cylinder 13, and the spring on the oil hydraulic cylinder also makes piston rod 3 reset and moves upward, and compresses hydraulic oil acting generating.In order to guarantee that the whole generating device can move downward fast and get ready that 19 of one-way dampers have reduced the resistance of system in moving downward for the arrival of next wave.
Adopt pole 1 to drive the mode of depression bar 2 compression piston bars, the moment amplification through depression bar 2 has increased pressure, has reduced the stroke of oil hydraulic cylinder 13, can increase generating efficiency.
The description of above-mentioned mode of execution is the concrete embodiment of the utility model, but can not limit the protection domain of the utility model with this, and variation and the modification done in this way in every case are all within the protection domain of the utility model.
Claims (10)
1. a unidirectional damping wave energy generating set comprises buoyancy aid, it is characterized in that: a strut is installed in the middle of the said buoyancy aid; After the upper end of said strut passes buoyancy aid; Link to each other with a holder device, after said strut lower end passes buoyancy aid, link to each other with an one-way damper; Be provided with the gap between said buoyancy aid and the strut; The hydraulic accumulation energy power generation system is installed in the said buoyancy aid, and said hydraulic accumulation energy power generation system comprises an oil hydraulic cylinder, reaches the accumulator that links to each other with oil hydraulic cylinder with the piston rod of oil hydraulic cylinder cooperation, and buoyancy aid is stretched out in said piston rod upper end, and links to each other with said holder device.
2. unidirectional damping wave energy generating set according to claim 1 is characterized in that: said one-way damper is inverted conical structure.
3. unidirectional damping wave energy generating set according to claim 2 is characterized in that: said cone upper-end surface is an opening shape structure, in cone, is symmetrically arranged with stiffening rib, and an end of said stiffening rib is fixed on the strut.
4. unidirectional damping wave energy generating set according to claim 1; It is characterized in that: said holder device by symmetrically arranged three poles, and three depression bars linking to each other with three poles respectively form; One end of said three poles and the upper end of strut link into an integrated entity; One end of said each depression bar is installed on the body of rod of three poles, and the other end of depression bar is connected on buoyancy aid.
5. unidirectional damping wave energy generating set according to claim 4 is characterized in that: said three poles are ramp-like configuration downwards with an end that intersects.
6. unidirectional damping wave energy generating set according to claim 4 is characterized in that: said oil hydraulic cylinder is three, and three upper cover of piston rod that said oil hydraulic cylinder cooperates are provided with spring, and the upper end of three piston rods links to each other with the shaft of three depression bars respectively.
7. unidirectional damping wave energy generating set according to claim 1 is characterized in that: said buoyancy aid upper and lower faces is equipped with the adjustment pinch roller of symmetry, and said adjustment pinch roller is pressed against on the sidewall of strut.
8. unidirectional damping wave energy generating set according to claim 7; It is characterized in that: said adjustment pinch roller links to each other with a movable stand through coupling shaft; Said movable stand moves in the track in the buoyancy aid outside; And the movable stand the other end is stopped that by a block said movable stand is provided with a cross bar portion, in cross bar portion, is arranged with spring.
9. unidirectional damping wave energy generating set according to claim 1 is characterized in that: be provided with spring in the said oil hydraulic cylinder, an end of said spring holds with the lower end of piston rod mutually, and said oil hydraulic cylinder links to each other with accumulator through a selector valve.
10. unidirectional damping wave energy generating set according to claim 9 is characterized in that: said hydraulic accumulation energy power generation system also comprises oil hydraulic motor, generator and storage battery, and said accumulator, oil hydraulic motor, generator, storage battery link to each other successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201432935U CN202579022U (en) | 2012-04-06 | 2012-04-06 | Wave power generation device with one-way damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201432935U CN202579022U (en) | 2012-04-06 | 2012-04-06 | Wave power generation device with one-way damper |
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| Publication Number | Publication Date |
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| CN202579022U true CN202579022U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012201432935U Expired - Fee Related CN202579022U (en) | 2012-04-06 | 2012-04-06 | Wave power generation device with one-way damper |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606375A (en) * | 2012-04-06 | 2012-07-25 | 上海海洋大学 | One-way damping wave power generation device |
| CN103061961A (en) * | 2012-12-31 | 2013-04-24 | 台州方科汽车部件有限公司 | Vertical wave power generator |
| CN103899473A (en) * | 2014-04-16 | 2014-07-02 | 青岛松灵电力环保设备有限公司 | Free multi-floater wave power generation device |
| CN110454316A (en) * | 2019-09-04 | 2019-11-15 | 中国人民解放军军事科学院系统工程研究院 | A kind of wave energy absorbing reforming unit and electricity generation system |
| CN110529330A (en) * | 2019-09-04 | 2019-12-03 | 中国人民解放军军事科学院系统工程研究院 | A kind of Wave energy generating system |
| CN112324843A (en) * | 2020-11-05 | 2021-02-05 | 邓云娣 | Damper, shock absorber, vehicle, wave power generation device and system |
-
2012
- 2012-04-06 CN CN2012201432935U patent/CN202579022U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606375A (en) * | 2012-04-06 | 2012-07-25 | 上海海洋大学 | One-way damping wave power generation device |
| CN102606375B (en) * | 2012-04-06 | 2015-01-21 | 上海海洋大学 | One-way damping wave power generation device |
| CN103061961A (en) * | 2012-12-31 | 2013-04-24 | 台州方科汽车部件有限公司 | Vertical wave power generator |
| CN103061961B (en) * | 2012-12-31 | 2015-09-30 | 浙江方向实业有限公司 | Vertical wave power generator |
| CN103899473A (en) * | 2014-04-16 | 2014-07-02 | 青岛松灵电力环保设备有限公司 | Free multi-floater wave power generation device |
| CN110454316A (en) * | 2019-09-04 | 2019-11-15 | 中国人民解放军军事科学院系统工程研究院 | A kind of wave energy absorbing reforming unit and electricity generation system |
| CN110529330A (en) * | 2019-09-04 | 2019-12-03 | 中国人民解放军军事科学院系统工程研究院 | A kind of Wave energy generating system |
| CN110529330B (en) * | 2019-09-04 | 2024-05-07 | 中国人民解放军军事科学院系统工程研究院 | Wave energy power generation system |
| CN110454316B (en) * | 2019-09-04 | 2024-05-07 | 中国人民解放军军事科学院系统工程研究院 | Wave energy absorbing and converting device and power generation system |
| CN112324843A (en) * | 2020-11-05 | 2021-02-05 | 邓云娣 | Damper, shock absorber, vehicle, wave power generation device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20150406 |
|
| EXPY | Termination of patent right or utility model |