CN103437943A - Wave power generator - Google Patents
Wave power generator Download PDFInfo
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- CN103437943A CN103437943A CN2012105903655A CN201210590365A CN103437943A CN 103437943 A CN103437943 A CN 103437943A CN 2012105903655 A CN2012105903655 A CN 2012105903655A CN 201210590365 A CN201210590365 A CN 201210590365A CN 103437943 A CN103437943 A CN 103437943A
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- slideway
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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 invention discloses a wave power generator, which comprises a power generation device, a driving device for driving the power generation device to generate power, and a fluctuation device for controlling the driving device to act. The wave power generator is characterized in that the fluctuation device comprises a counterweight base, at least one sliding way and a wave acquisition plate, wherein the sliding way is parallel to the counterweight base; the wave acquisition plate is coaxially and movably connected to each sliding way, and can reciprocally slide along a direction parallel to the sliding way; at least two elastic inhaul cables are connected to the wave acquisition plate; the two ends of the elastic inhaul cables are fixedly connected with the two ends of the sliding way respectively; the driving device comprises a hydraulic motor, a hydraulic cylinder and a piston rod; the hydraulic cylinder is connected with the hydraulic motor through a hydraulic pipeline; one end of the piston rod is connected with the fluctuation device, and the other end of the piston rod is inserted into the hydraulic cylinder, and can be reciprocally twitched along the direction parallel to the sliding way under the driving of the fluctuation device. The wave power generator is convenient to maintain; the wave power generator is provided with a resetting device, so that the wave power generator can be prevented from being damaged by great waves, and the influence of small waves on the power generation efficiency can be prevented.
Description
Technical field
The present invention relates to a kind of power generating equipment, especially relate to a kind of wave power generation device.
Background technique
3/4ths surface of the earth is ocean, and amplitude domain is vast, has the characteristics of " There are billows three feet high even if there is no wind ", and the energy contained in seawater is not only innumerable, and clean environment firendly.The modern marine energy development mainly just refers to and utilizes power generation with marine energy.Utilize the mode of power generation with marine energy a lot, comprising wave power generation, tidal power generation, tidal power generating, ocean temperature differential power and the poor generating of seawater salt concentration etc.
The power generation with marine energy principal mode developed both at home and abroad at present is tidal power generation, builds exactly one in bay and blocks water dykes and dams formation reservoir, and the lifting of seawater position while utilizing tiding, drive the generating of hydraulic generator unit; This technology of carrying out tidal power generation in storehouse of building a dam at first must large size be enclosed sea and is built a dam and could effectively improve the scale of generating, therefore need to take very huge seashore area and huge investment.It is to utilize the thrust of wave to make sea wave energy be converted into swiftly flowing gas that a kind of ocean power generation device was arranged in recent years, blade rotary by the gas push air turbine is generated electricity again, the time of gas and blade effect is short, power absorption is few, energy conversion rate is low, moreover its device structure complexity, maintenance cost is high.Also having a kind of electricity generating device is to utilize float to fluctuate up and down to drive generating with wave, and the motion of the float of this structure easily is subject to the control of wave size, when wave is excessive or when too small, easily affect generating efficiency.
Summary of the invention
The present invention, in order to overcome the deficiencies in the prior art, provides a kind of being easy to safeguard, not affected by the wave size, and the high wave power generation device of energy conversion rate.
To achieve these goals, the present invention is by the following technical solutions: a kind of wave power generation device, comprise electricity generating device, for the drive unit that drives electricity generating device generating and the wave device of accessory drive action, it is characterized in that: described wave device comprise slideway that counter weight base, at least one and described counter weight base be arranged in parallel, coaxially be movably connected on each slideway also can along with this slideway parallel direction do reciprocatingly slide adopt the ripple plate; Described adopting on the ripple plate is connected with at least two elasticity drag-lines, and the two ends of this elasticity drag-line are connected with the two ends of slideway respectively; Described drive unit comprises an oil hydraulic motor, oil hydraulic cylinder and piston rod, and oil hydraulic cylinder is connected with oil hydraulic motor by a hydraulic tubing; Described piston rod one end is connected with wave device, and the piston rod the other end inserts in described oil hydraulic cylinder and can be along with the slideway parallel direction, doing reciprocal twitch under wave device drives.
As preferably, described elasticity drag-line comprises the first elasticity drag-line and the second elasticity drag-line, and described front side of adopting the ripple plate is connected by the front end of this first elasticity drag-line and slideway, and the rear side of adopting the ripple plate is connected by the rear end of this second elasticity drag-line and slideway.
Further, the elastic force of described the first elasticity drag-line be the second elasticity drag-line elastic force 2-3 doubly.
Described the first elasticity drag-line comprises successively the first bullet rope, the first spring and the second bullet rope be connected, the first rope section away from an end of the first spring with adopt the ripple plate and be connected, the second rope section is connected away from an end and the slideway of the first spring; Described the second elasticity drag-line comprises successively the 3rd bullet rope, the second spring and the 4th bullet rope be connected, the 3rd rope section away from an end of the second spring with adopt the ripple plate and be connected, the 4th rope section is connected away from an end and the slideway of the second spring.
Further, the described ripple plate of respectively adopting, by a slider being set and its slideway is slidably matched, is provided with ball between slider and slideway.
Described counter weight base comprises bottom platform and is located at these bottom platform two end part and protrudes from a plurality of protuberances of bottom platform upper-end surface, and described slipway clamp is located on protuberance.
As preferably, described slideway comprises parallel interval and the first slideway and the second slideway established, the two ends of the two ends of this first slideway and the second slideway respectively by a connecting rod to form the integral body of a sealing; Described protuberance is provided with the limited part of establishing the first slideway and the second slideway for card.
Further, described wave device comprises the slideway be arranged in parallel with described counter weight base and the support that is connected each adjacent slideway of a plurality of parallel connections; Described piston rod one end is connected with a support wherein.
Further, described two sides, front and back of adopting the ripple plate is the arcuate structure caved inward.
Described electricity generating device and/or described drive unit are arranged in a seal container, and the top of described seal container also is provided with signaling lamp.
Wave power generation device provided by the invention, by slideway is set, adopt the ripple plate and gather waves of seawater kinetic energy, adopt the ripple plate along with the slidably reciprocating of wave, and then drive piston rod and twitch back and forth in oil hydraulic cylinder, thereby make oil hydraulic motor do work to drive electricity generating device to be generated electricity; The present invention is under the effect of ocean wave, adopt the ripple plate and can depart from equilibrium position along the reciprocating slip of slideway parallel direction, when adopting the ripple plate and slide along the slideway parallel direction and away from oil hydraulic cylinder, piston rod is extracted out from oil hydraulic cylinder, in hydraulic fluid reflux liquid cylinder pressure, oil hydraulic motor does not do work, and electricity generating device stops generating; When adopting the ripple plate along slideway parallel direction close oil hydraulic cylinder slip, hydraulic fluid is depressed into oil hydraulic motor, and the oil hydraulic motor acting drives the electricity generating device generating; Adopting the ripple plate along in departing from the process that equilibrium position reciprocatingly slides along the parallel slideway direction, departed from equilibrium position once adopt the ripple plate, the elasticity drag-line just can apply a restoring force to adopting the ripple plate, so that adopt the ripple sheet reset, can improve the energy conversion rate of wave, to adopt the ripple plate while effectively having avoided ocean wave excessive and pull from slideway, generating efficiency can not be subject to that wave is excessive to exert an influence.Whole generating device structure is simple, and processing and installation cost between each parts are low, is convenient to safeguard; The plate face of adopting the ripple plate can design according to actual needs, according to the situation of ocean, the actual place of wave power generation device, can design the plate face size of adopting the ripple plate, perhaps designing and adopting ripple plate front-back is concave structure, be conducive to catch wave, make and adopt the collection waves of seawater kinetic energy that the ripple plate can be convenient, improve the generating efficiency of wave power generation device, reduce and utilize the cost of power generation with marine energy, and then be conducive to applying of wave power generation technology.
In sum, the present invention has following advantage: this wave power generation device is easy to maintenance, not fragile; It has resetting means, can avoid large wave to cause damage to device, prevents the impact of rips on generating efficiency, and energy conversion rate is high, and generating efficiency is high; For the tidal power generation technology, to enclose sea without large size and build a dam, implementation is comparatively flexible, is conducive to reduce the cost that utilizes power generation with marine energy.
The accompanying drawing explanation
The structural representation that Fig. 1 is embodiments of the invention one.
The structural representation that Fig. 2 is embodiments of the invention two.
Embodiment
In order to make those skilled in the art person better understand the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is carried out to clear, complete description.
Fig. 1 is a kind of embodiment of the present invention, the wave power generation device, comprise electricity generating device-motor, for the drive unit of drive motor generating and the wave device of accessory drive action, described wave device comprise slideway 2 that counter weight base 1, be arranged in parallel with described counter weight base, coaxially be movably connected on each slideway 2 also can along with this slideway parallel direction do reciprocatingly slide adopt ripple plate 4.
The convenience be connected with counter weight base in order to improve slideway, optional, described counter weight base 1 comprises bottom platform 11 and is located at these bottom platform two end part and protrudes from a plurality of protuberances 12 of bottom platform 11 upper-end surfaces, described slideway 2 is arranged on protuberance 12; Slideway 2 comprises two parallel interval and the first slideway 21 and the second slideway 22 established, the two ends of the two ends of this first slideway 21 and the second slideway 22 respectively by a connecting rod 23 to form the rectangular integral body of a sealing, the integral body of this sealing is equivalent to a balladeur train that improves relative stability, described protuberance 12 is provided with limited part 121, the first slideways 21 and the second slideway 22 and is fixed respectively and is fastened on limited part 121 separately.
Described adopting on ripple plate 4 is connected with at least two elasticity drag-lines, and the two ends of this elasticity drag-line are connected with the two ends of slideway respectively; Described drive unit comprises an oil hydraulic motor, oil hydraulic cylinder 9 and piston rod 10, and oil hydraulic cylinder 9 is connected with oil hydraulic motor by a hydraulic tubing; Described piston rod 10 1 ends are connected with wave device, piston rod 10 the other ends insert in described oil hydraulic cylinder 9 and can be along with slideway 2 parallel directions, doing reciprocal twitch under wave device drives, when adopting the ripple plate and slide along the slideway parallel direction and away from oil hydraulic cylinder, when piston rod 10 is extracted out from oil hydraulic cylinder 9, in hydraulic fluid reflux liquid cylinder pressure, oil hydraulic motor does not do work, and electricity generating device stops generating; When adopting the ripple plate along slideway parallel direction close oil hydraulic cylinder slip, hydraulic fluid is depressed into oil hydraulic motor, and the oil hydraulic motor acting drives the electricity generating device generating.
Described adopting on ripple plate 4 is connected with two elasticity drag-lines, this elasticity drag-line comprises the first elasticity drag-line 31 and the second elasticity drag-line 32, described front side of adopting ripple plate 4 is connected by this first elasticity drag-line 31 and the front end of slideway 2, and the rear side of adopting ripple plate 4 is connected by this second elasticity drag-line 32 and the rear end of slideway 2; Adopting the ripple plate along in departing from the process that equilibrium position reciprocatingly slides along the parallel slideway direction, departed from equilibrium position once adopt the ripple plate, the elasticity drag-line just can apply a restoring force to adopting the ripple plate, so that adopt the ripple sheet reset, will adopt the ripple plate while having avoided to a certain extent ocean wave excessive and pull from slideway; Because wave frontal impact power is larger, when wave retreats, impact force is less, therefore the elastic force of the first elasticity drag-line 31 is designed to 3 times of left and right of the second elasticity drag-line 32 elastic force, is conducive to obtain larger generating efficiency.
In order to increase the active force of elasticity drag-line, optionally, described the first elasticity drag-line 31 comprises the first bullet rope 101, the first spring 102 and the second bullet rope 103 be connected successively, the first rope section 101 away from an end of the first spring 102 with adopt ripple plate 4 and be connected, the second rope section 103 is connected away from an end and the slideway 2 of the first spring 102; Described the second elasticity drag-line 32 comprises the 3rd bullet rope 201, the second spring 202 and the 4th bullet rope 203 be connected successively, the 3rd rope section 201 away from an end of the second spring 202 with adopt ripple plate 4 and be connected, the 4th rope section 203 is connected away from an end and the slideway 2 of the second spring 202.
In order to reduce to adopt the resistance between ripple plate and slideway, improve energy conversion rate, optional, described adopting on ripple plate 4 by connecting a slider and slideway 2 is slidably matched, be provided with ball between slider and slideway 2.
Further, in order to increase the impact force of each wave, the arcuate structure caved inward all can be arranged to in described two sides, front and back of adopting ripple plate 4, during with the assurance rips, also higher generating efficiency can be arranged.
On the basis of technique scheme, this wave power generation device also can comprise the seal container 8 of a hollow, and in actual ocean environment, the seawater salinity is high, stronger to the corrosion of electricity generating device.In order to prevent that electricity generating device and/or motor are by the corrosion of seawater, extend the working life of electricity generating device and/or motor, optionally, electricity generating device and/or motor can be arranged in seal container 8, by seal container 8, the seawater of electricity generating device and/or motor and seal container 8 outsides is isolated.In order to reduce seal container with adopting the required resistance overcome in ripple plate movement process, reduce energy loss, optional, the profile of seal container 8 can be designed to streamline; Collide at night the wave power generation device for fear of marine vessel, optional, in above-mentioned wave power generation device, the top of seal container 8 also can be provided with signaling lamp 7, signaling lamp 7 leaves and goes out at night flashlight, thereby plays the effect of prompting, in order to avoid the ship mistake is hit the wave power generation device.
In order better to utilize wave energy, as shown in Figure 2, structural representation for the second embodiment of the present invention, in the present embodiment, described wave device can comprise the slideway 2 be arranged in parallel with described counter weight base and the support 28 that is connected each adjacent slideway 2 of a plurality of parallel connections, in the present embodiment, this support 28 is T-shaped, on each slideway respectively slideway be combined with one and adopt ripple plate 4, Fig. 2 is schematic diagram, do not mean to only include the slideway number shown in figure, described piston rod 10 1 ends are connected with the support in the middle of being positioned at, this support can be Split type structure, it can be also overall structure, the other end of piston rod 10 inserts in described oil hydraulic cylinder 9 and can be along with slideway 2 parallel directions, doing reciprocal twitch under wave device drives, when all, adopt under the impact of ripple plate 4 at wave, along slideway parallel direction separately and while sliding away from oil hydraulic cylinder, driving support moves together, when piston rod 10 is extracted out from oil hydraulic cylinder 9 in the draw of support, in hydraulic fluid reflux liquid cylinder pressure, oil hydraulic motor does not do work, and electricity generating device stops generating, when adopting the ripple plate along slideway parallel direction close oil hydraulic cylinder slip, hydraulic fluid is depressed into oil hydraulic motor, the oil hydraulic motor acting drives the electricity generating device generating, when wave is excessive or other reasons while causing adopting the equilibrium position on ripple plate offset track, spring return that can be by the elasticity drag-line is to equilibrium position.
Because being based on the wave power generation principle, each wave power generation device provided by the invention utilize ocean energy to be generated electricity, for traditional tidal power generation technology, the present invention encloses sea without large size and builds a dam, and implementation is comparatively flexible, has reduced the cost that utilizes power generation with marine energy.Moreover this device structure is simple, not fragile, easy to maintenance, be conducive to applying of wave-activated power generation.
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment who obtains, should belong to the scope of protection of the invention.
Claims (10)
1. a wave power generation device, comprise electricity generating device, for the drive unit that drives electricity generating device generating and the wave device of accessory drive action, it is characterized in that: described wave device comprise slideway (2) that counter weight base (1), at least one and described counter weight base be arranged in parallel, coaxially be movably connected on each slideway (2) upper also can along with this slideway parallel direction do reciprocatingly slide adopt ripple plate (4); Described adopting on ripple plate (4) is connected with at least two elasticity drag-lines, and the two ends of this elasticity drag-line are connected with the two ends of slideway respectively; Described drive unit comprises an oil hydraulic motor, oil hydraulic cylinder (9) and piston rod (10), and oil hydraulic cylinder (9) is connected with oil hydraulic motor by a hydraulic tubing; Described piston rod (10) one ends are connected with wave device, and piston rod (10) the other end inserts in described oil hydraulic cylinder (9) and can be along with slideway (2) parallel direction, doing reciprocal twitch under wave device drives.
2. wave power generation device according to claim 1, it is characterized in that: described elasticity drag-line comprises the first elasticity drag-line (31) and the second elasticity drag-line (32), described front side of adopting ripple plate (4) is connected by this first elasticity drag-line (31) and the front end of slideway (2), and the rear side of adopting ripple plate (4) is connected by this second elasticity drag-line (32) and the rear end of slideway (2).
3. wave power generation device according to claim 2 is characterized in that: the elastic force of described the first elasticity drag-line (31) be the second elasticity drag-line (32) elastic force 2-3 doubly.
4. wave power generation device according to claim 3, it is characterized in that: described the first elasticity drag-line (31) comprises the first bullet rope (101), the first spring (102) and the second bullet rope (103) be connected successively, the first rope section (101) away from an end of the first spring (102) with adopt ripple plate (4) and be connected, the second rope section (103) is connected away from an end and the slideway (2) of the first spring (102); Described the second elasticity drag-line (32) comprises the 3rd bullet rope (201), the second spring (202) and the 4th bullet rope (203) be connected successively, the 3rd rope section (201) away from an end of the second spring (202) with adopt ripple plate (4) and be connected, the 4th rope section (203) is connected away from an end and the slideway (2) of the second spring (202).
5. wave power generation device according to claim 4 is characterized in that: the described ripple plate (4) of respectively adopting is by arranging a slider and its slideway (2) is slidably matched, and slider and slideway are provided with ball between (2).
6. according to the described wave power generation device of any one in claim 1-5, it is characterized in that: described counter weight base (1) comprises bottom platform (11) and is located at these bottom platform two end part and protrudes from a plurality of protuberances (12) of bottom platform (11) upper-end surface, and described slideway (2) is arranged on protuberance (12).
7. wave power generation device according to claim 6, it is characterized in that: described slideway (2) comprises parallel interval and the first slideway (21) and the second slideway (22) established, the two ends of the two ends of this first slideway (21) and the second slideway (22) respectively by a connecting rod (23) to form the integral body of a sealing; Described protuberance (12) is provided with the limited part (121) of establishing the first slideway (21) and the second slideway (22) for card.
8. wave power generation device according to claim 7, it is characterized in that: described wave device comprises the slideway (2) be arranged in parallel with described counter weight base and the support that is connected each adjacent slideway (2) of a plurality of parallel connections; Described piston rod (10) one ends are connected with a support wherein.
9. wave power generation device according to claim 8, it is characterized in that: described two sides, front and back of adopting ripple plate (4) is the arcuate structure caved inward.
10. wave power generation device according to claim 9, it is characterized in that: described electricity generating device and/or described drive unit are arranged in a seal container (8), and the top of described seal container (8) also is provided with signaling lamp (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590365.5A CN103437943B (en) | 2012-12-31 | 2012-12-31 | Wave power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590365.5A CN103437943B (en) | 2012-12-31 | 2012-12-31 | Wave power generator |
Publications (2)
| Publication Number | Publication Date |
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| CN103437943A true CN103437943A (en) | 2013-12-11 |
| CN103437943B CN103437943B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210590365.5A Expired - Fee Related CN103437943B (en) | 2012-12-31 | 2012-12-31 | Wave power generator |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296035A (en) * | 2019-06-19 | 2019-10-01 | 华中科技大学 | A kind of board-like power generator of wave energy |
| US11795905B1 (en) | 2023-07-19 | 2023-10-24 | Poseidon's Kite LLC | Ocean wave energy absorbing panel |
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| CN85108325A (en) * | 1985-11-13 | 1987-05-20 | 雷杰 | Hydraulic tide-generator based on horizontal movement of pontoon |
| CN2881137Y (en) * | 2006-03-02 | 2007-03-21 | 张庆忠 | Equipment for preparing high pressure gas power generation using wave energy |
| CN101684768A (en) * | 2008-09-27 | 2010-03-31 | 北京三维正基科技有限公司 | Reciprocating wave power generating device |
| CN101832217A (en) * | 2009-03-13 | 2010-09-15 | 戴春毅 | Wave energy collecting device |
| US20100242826A1 (en) * | 2009-03-26 | 2010-09-30 | Aw-Energy Oy | Method for installing and servicing an apparatus recovering the kinetic energy of water, and an apparatus recovering the kinetic energy of water |
| CN102200093A (en) * | 2010-03-23 | 2011-09-28 | 张建洪 | Wave energy generation system |
| GB2490515A (en) * | 2011-05-04 | 2012-11-07 | William John Douglas Bateman | Wave energy extraction device |
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- 2012-12-31 CN CN201210590365.5A patent/CN103437943B/en not_active Expired - Fee Related
Patent Citations (7)
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| CN85108325A (en) * | 1985-11-13 | 1987-05-20 | 雷杰 | Hydraulic tide-generator based on horizontal movement of pontoon |
| CN2881137Y (en) * | 2006-03-02 | 2007-03-21 | 张庆忠 | Equipment for preparing high pressure gas power generation using wave energy |
| CN101684768A (en) * | 2008-09-27 | 2010-03-31 | 北京三维正基科技有限公司 | Reciprocating wave power generating device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296035A (en) * | 2019-06-19 | 2019-10-01 | 华中科技大学 | A kind of board-like power generator of wave energy |
| CN110296035B (en) * | 2019-06-19 | 2020-05-19 | 华中科技大学 | Wave energy plate type power generation device |
| US11795905B1 (en) | 2023-07-19 | 2023-10-24 | Poseidon's Kite LLC | Ocean wave energy absorbing panel |
| US11835024B1 (en) | 2023-07-19 | 2023-12-05 | Poseidon's Kite, Llc | Ocean wave energy absorbing panel |
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| CN103437943B (en) | 2016-08-17 |
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