CN103089530B - Wave energy conversion device and system - Google Patents

Wave energy conversion device and system Download PDF

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Publication number
CN103089530B
CN103089530B CN201110339350.7A CN201110339350A CN103089530B CN 103089530 B CN103089530 B CN 103089530B CN 201110339350 A CN201110339350 A CN 201110339350A CN 103089530 B CN103089530 B CN 103089530B
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buoyancy aid
wave energy
water
reciprocating pump
converting device
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CN103089530A (en
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徐泽辰
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/30Energy from the sea, e.g. using wave energy or salinity gradient

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  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention discloses a wave energy conversion device. The device comprises a first drive floating body floating on a water surface, a piston pump which is arranged below the first drive floating body in water, and a heavy object which is sunk at a water bottom, wherein the top of the piston pump is provide with a second floating body; the bottom of the piston pump is tied on the heavy object at the water bottom through a rope; and the upper end of a piston of the piston pump is connected with the bottom of the first drive floating body through a first traction rope, and the lower end of the piston of the piston pump is connected with a counter weight through a second traction rope, so that the piston moves upward along with the first drive floating body, and is pulled by the counter weight to move downward when the first drive floating body moves downward, so that reciprocating motion is realized to discharge high-pressure water flow. The invention also discloses a wave energy conversion system which formed by connecting a plurality of sets of wave energy conversion devices in parallel; and the system has the advantages of simple structure, low manufacturing cost, and strong emergency shielding table operability and cannot be damaged by wind waves.

Description

Wave energy converting device and Wave energy conversion system
Technical field
The present invention relates to energy conversion device, more particularly, relate to a kind of Wave energy converting device and Wave energy conversion system.
Background technique
The earth has the area of 70% be waters nearly, in ocean and large-size lake, wherein there is the high very large wave of wave, these waves contain huge energy.In energy starved today, how to effectively utilize these inexhaustible renewable and clean energy resources, become the focus that everybody pays close attention to, and have also been provided various conversion of wave can solution.
The Chinese patent " Wave energy conversion system " that application number is 200810068359.7, Authorization Notice No. is CN101624960B just discloses a kind of potential energy that effectively converted to by wave energy to carry out generating electricity or being delivered to by water the Wave energy conversion system on highland.As shown in Figure 1, this system suspends the framework 30 that an area is comparatively large, cross over multiple wave period in water, on framework 30, then arranges many group Wave energy converting devices produce streaming potential to upper and lower, the movable kinetic energy absorbing buoyancy aid.Wherein, each group Wave energy converting device is provided with waterborne buoyancy aid 10, vertical direction below buoyancy aid 10 is provided with and is arranged on first piston pump 20 on framework 30, the piston 24 of first piston pump 20 by first piston bar 22 to be connected with the bottom of buoyancy aid 10 with buoyancy aid move up and down and to-and-fro motion.And, the both sides substantially horizontal of buoyancy aid 10 is respectively equipped with the second reciprocating pump 40 and the 3rd reciprocating pump 60 with the to-and-fro motion with the movable of buoyancy aid 10, wherein, second reciprocating pump 40 and the 3rd reciprocating pump 60 to be arranged on the support 32 that protrudes upward from framework 30 and positioned opposite to each other respectively, the piston 44 of the second reciprocating pump 40 is connected with the side of wave dorsad of buoyancy aid 10 by the second piston rod 42, and the piston 64 of the 3rd reciprocating pump 60 passes through being connected towards wave side of the 3rd piston rod 62 and buoyancy aid 10.The water outlet of the reciprocating pump in each group Wave energy converting device is connected to collect current with water main 80.
The active force to framework produced due to the buoyancy aid driven plunger to-and-fro motion in wave period multiple on wave progresses direction can liquidate substantially mutually, this framework is caused to remain on the state of less stationary, can be used as the fixed bearing platform of each reciprocating pump, this Wave energy conversion system shown in Fig. 1 is just directly suspended in water.Because the wavelength of wave is longer, the area of this framework is very large, desired strength is just very strong, cost is higher, simultaneously, when running into the severse weathers such as violent typhoon, this Wave energy conversion system be directly suspended in water is subject to boisterous impact and is very easy to thrown or destroy, or is blown to other position.
Summary of the invention
The technical problem to be solved in the present invention is, high and the emergent defect of keeping away platform poor performance for existing above-mentioned Wave energy conversion system construction cost, provide a kind of by multiple Wave energy converting device each other relatively independent, structure is very simple, cheap and emergently keep away platform strong operability, be not vulnerable to Wave energy converting device that stormy waves destroys and Wave energy conversion system.
The technical solution adopted for the present invention to solve the technical problems is: propose a kind of Wave energy converting device, comprise first driving buoyancy aid, be placed in water and be positioned at described first of bubbling through the water column and drive reciprocating pump below buoyancy aid and demersal weight, wherein: the top of described reciprocating pump arranges the second buoyancy aid, the bottom of described reciprocating pump lies on water-bed weight by rope; The piston upper end of described reciprocating pump drives the bottom of buoyancy aid to be connected by the first tow rope and first, the lower end of described piston connects a counterweight by the second tow rope, drive buoyancy aid upper to move to make described piston with first and on move and move down by described counterweight pulls when first drives buoyancy aid to move down, thus realize to-and-fro motion to discharge high-pressure water flow.
In an embodiment, described reciprocating pump is separated into upper working room and lower working room by piston, and upper end, upper working room is provided with water feeding one-way valve and goes out water one-way valve, the formation open end, bottom of lower working room.
In an embodiment, described first tow rope is through the upper working room of reciprocating pump and pass above the second buoyancy aid, to drive the bottom of buoyancy aid to be connected with first; Described second tow rope is drawn to be connected with described counterweight from the open end of lower working room through the lower working room of reciprocating pump.
In an embodiment, slipper seal between described first tow rope and the second buoyancy aid.
In an embodiment, described counterweight is the 3rd reset buoyancy aid, and described second tow rope is connected with described 3rd reset buoyancy aid with the second pulley via the first pulley be fixed on water-bed weight.
In an embodiment, described counterweight is the weight directly hanging on described second tow rope end.
In an embodiment, described first drives buoyancy aid comprise barrel-shaped body and be located at the sub-buoyancy aid of barrel-shaped body upper end, be located at the weight of barrel-shaped body lower end, wherein: the inside of described barrel-shaped body is separated into the air chamber on top and the hydroecium of bottom, and the weep hole being communicated with air chamber and hydroecium is set at middle part; Described sub-buoyancy aid is provided with the dereism exhaust port being communicated with air chamber; The middle part of described weight is formed with the through hole being communicated with hydroecium and extraneous water body.
In an embodiment, the top of described sub-buoyancy aid is also provided with hook, suspension one float on it.
In an embodiment, the top of described hydroecium is provided with exhaust port near air chamber place.
The present invention also proposes a kind of Wave energy conversion system, the water main comprising the aforesaid Wave energy converting device of many groups and collected by the high-pressure water flow that the reciprocating pump often organizing Wave energy converting device is discharged.
In Wave energy converting device of the present invention and Wave energy conversion system, the buoyancy aid that reciprocating pump is arranged by top and bottom tether remain fixed in water on water-bed weight, thus can stand certain stormy waves and impact, and emergent to keep away platform Performance Ratio better.In addition, by adopting the driving buoyancy aid of particular design of the present invention, buoyancy aid submerged will be driven when there being typhoon, make whole system all be placed in water thus destroy from typhoon, after typhoon, just this driving buoyancy aid can be resumed work by inflation, thus further enhance Wave energy converting device of the present invention and the emergent of system keeps away platform performance, and structure is very simple, cheap, operate also very easy.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Wave energy conversion system of the prior art;
Fig. 2 is the structural representation of Wave energy converting device according to a first embodiment of the present invention;
Fig. 3 is the structural representation of Wave energy converting device according to a second embodiment of the present invention;
Fig. 4 is the structural representation of the driving buoyancy aid adopted according to the Wave energy converting device of the embodiment of the present invention;
Fig. 5 is the schematic diagram of the Wave energy converting device shown in Fig. 3 when hiding typhoon.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 2 shows the structure of Wave energy converting device according to a first embodiment of the present invention.As shown in Figure 2, this Wave energy converting device drives buoyancy aid 100 primarily of bubble through the water column first, be placed in the reciprocating pump 300 of water and be sunken to the water-bed weight 400 for fixed displacement pump 300 and forms.Reciprocating pump 300 is the reciprocating piston pump of single piston two-way effect, is vertically arranged in the water body below the first driving buoyancy aid 100.The pump housing 301 of reciprocating pump 300 is separated into upper and lower Liang Ge working room by piston 302.Upper working room 303 is confined space, and is provided with water feeding one-way valve 305 at its upper end and goes out water one-way valve 306.The formation open end, bottom of lower working room 304, is communicated with extraneous water body.Further as shown in Figure 2; the bottom of reciprocating pump 300 lies on water-bed weight 400 by rope 603; the top of reciprocating pump 300 is provided with the second buoyancy aid 200; the pulling force of the buoyancy that this second buoyancy aid 200 produces and rope 603 matches, and guarantees that reciprocating pump 300 is in water body substantially still and also vertically arranges all the time.The upper end of piston 302 drives the bottom of buoyancy aid 100 to be connected by the first tow rope 601 and first, and the lower end of piston 302 is connected with the 3rd reset buoyancy aid 500 with the second pulley 402 via the first pulley 401 be fixed on water-bed weight 400 by the second tow rope 602.During specific implementation, the first tow rope 601 can pass above the second buoyancy aid 200 through the upper working room 303 of reciprocating pump 300, to drive the bottom of buoyancy aid 100 to be connected with first, realizes slipper seal between the first tow rope 601 and the second buoyancy aid 200; Second tow rope 602 is drawn from the open end of lower working room 304 through the lower working room 304 of reciprocating pump 300, to be connected with the 3rd reset buoyancy aid 500.
When first drives buoyancy aid 100 to move up with wave, first drives buoyancy aid 100 to pull piston 302 to move up through the first tow rope 601 simultaneously.Now, the water feeding one-way valve 305 in upper working room 303 is closed, and goes out water one-way valve 306 and is opened, and the water in upper working room 303 is passed through water one-way valve 306 by piston 302 and is pressed in water main 700, forms the high-pressure water flow with certain potential energy.Meanwhile, piston 302 on move and pull the 3rd reset buoyancy aid 500 to move down through the second tow rope 603.
When first drives buoyancy aid 100 to move down with wave, because the first tow rope 601 is soft, no longer active force is produced to piston 302.Now, due to the natural buoyancy of the 3rd reset buoyancy aid 500, the 3rd reset buoyancy aid 500 moves up, and pulls piston 302 to move down, be back to initial position through the second tow rope 602.It should be noted that the buoyancy of the second buoyancy aid 200 deducts the weight of whole reciprocating pump 300 herein, the buoyancy of the 3rd reset buoyancy aid 500 must be greater than, just can guarantee that reciprocating pump 300 remains static substantially, can not pull by the 3rd reset buoyancy aid 500.While piston 302 moves down, there is negative pressure in upper working room 303, one-way water outlet valve 306 is closed, and one-way water inlet valve 305 is opened, and the water of reciprocating pump 300 outside is sucked in upper working room 303 by one-way water inlet valve 305.So far, a reciprocation cycle of reciprocating pump 300 completes.
The second buoyancy aid 200 arranged by top due to reciprocating pump 300 and bottom tether 603 keep fixing on water-bed weight 400, thus when reality is implemented, the maximum wave height needing effective active length (i.e. the shift motion of piston 302) of consideration reciprocating pump 300 must be greater than wave adds local extreme tide range, to avoid the working stroke of fluctuating beyond reciprocating pump 300 of the first driving buoyancy aid 100.
Fig. 3 shows the structure of Wave energy converting device according to a second embodiment of the present invention.Wave energy converting device shown in Fig. 3 is substantially identical with the structure of the device shown in Fig. 2, also drives buoyancy aid 100 by bubble through the water column first, be placed in the reciprocating pump 300 of water and be sunken to the water-bed weight 400 for fixed displacement pump 300 to form.The top of reciprocating pump 300 arranges the second buoyancy aid 200, and bottom lies on water-bed weight 400 by rope 603, and the pulling force of the buoyancy produced by the second buoyancy aid 200 and rope 603 matches, and guarantees that reciprocating pump 300 is in water body substantially still and also vertically arranges all the time.The upper end of piston 302 drives the bottom of buoyancy aid 100 to be connected by the first tow rope 601 and first.The difference of the second embodiment compared with Fig. 2 shown device shown in Fig. 3 is, the lower end of piston 302 directly hangs a weight 800 by the second tow rope 602.When first drives buoyancy aid 100 to move up with wave, first drives buoyancy aid 100 to pull piston 302 to move up through the first tow rope 601 simultaneously, now, water in upper working room 303 is passed through water one-way valve 306 by piston 302 and is pressed in water main 700, meanwhile, piston 302 on move to pull on weight 800 through the second tow rope 603 and move.When first drives buoyancy aid 100 to move down with wave, because the first tow rope 601 is soft, no longer active force is produced to piston 302, now, weight 800 pulls piston 302 to move down through the second tow rope 602 under self gravitation effect, is back to initial position, simultaneously, there is negative pressure in upper working room 303, the water of reciprocating pump 300 outside is sucked in upper working room 303 by one-way water inlet valve 305.It should be noted that the buoyancy of the second buoyancy aid 200 deducts the weight of whole reciprocating pump 300 herein, the weight of weight 800 must be greater than, just can guarantee that reciprocating pump 300 remains static substantially, can not pull by weight 800.So far, a reciprocation cycle of reciprocating pump 300 completes.
Along with first drives buoyancy aid 100 periodically to rise and fall on the water surface, reciprocating pump 300 periodically provides the current with certain pressure to water main 700.Consider the periodic undulations of wave, the Wave energy conversion system that the present invention proposes arranges the above-mentioned Wave energy converting device of many groups, and by water main 700, the high-pressure water flow that the reciprocating pump of each group Wave energy converting device extrudes is collected, because each Wave energy converting device is at the diverse location of Periods, the current that each reciprocating pump extrudes just can be complementary, thus supply high-pressure water flow to water main 700 with realizing continued smooth, so that later use.And the Wave energy converting device quantity of whole system parallel connection is more, and the position of setting is more even, and the current provided are just more steady.
After the current that each reciprocating pump organizing Wave energy converting device extrudes more collect by water main 700, generator can be supplied to generate electricity, this generator can be arranged on water craft or similar buoyancy aid (when typhoon is attacked, these boats and ships or similar buoyancy aid can be dragged to bay wind sheltering), and then pass electric energy back land by cable.Or the high-pressure water flow collected is transmitted back to the elevated reservoir on land by water main 700, then generates electricity on land, or make other purposes.
Keep away typhoon performance to strengthen the emergent of Wave energy converting device of the present invention further, the present invention designs a kind of driving buoyancy aid of special construction.Fig. 4 is the concrete structure schematic diagram of the first driving buoyancy aid 100 that Wave energy converting device in accordance with a preferred embodiment of the present invention adopts.As shown in Figure 4, first buoyancy aid 100 is driven to be made up of barrel-shaped body 120 and the sub-buoyancy aid 110 being located at barrel-shaped body 120 upper end, the weight 130 of being located at barrel-shaped body 120 lower end.The inside of barrel-shaped body 120 is separated into the air chamber 122 on top and the hydroecium 123 of bottom by divider 121, and arranges the weep hole 124 being communicated with air chamber 122 and hydroecium 123 at middle part.Sub-buoyancy aid 110 is provided with the dereism exhaust port 111 being communicated with air chamber 122, namely this dereism exhaust port 111 is similar to the hole of inflating on basketball, and when inserting air punch, gas can be squeezed into through this dereism exhaust port 111 or discharge, after extracting air punch, this dereism exhaust port 111 automatic airtight.The middle part of weight 130 is formed with the through hole 131 being communicated with hydroecium 123 and extraneous water body, so that extraneous water body turnover hydroecium 123.The top of hydroecium 123 is provided with exhaust port 125 near air chamber 122 place.In addition, the top of sub-buoyancy aid 110 is also provided with hook 112, and for hanging float 114 by rope 113, it acts on and follow-uply to provide when introducing the working principle of the first driving buoyancy aid 100.
Shown in composition graphs 4, when the first driving buoyancy aid 100 in running order (namely bubbling through the water column), gassy such as air in air chamber 122, water is full of in hydroecium 123, the buoyancy that sub-buoyancy aid 110 and air chamber 122 produce is greater than the gravity of weight 130, first driving buoyancy aid 100 is swum on the water surface rise and fall on the waves, meanwhile, the gravity of weight 130 ensure that the first driving buoyancy aid 100 can not overturn.
When typhoon comes, for avoiding stormy waves to destroy Wave energy converting device, of the present invention first drives buoyancy aid 100 can hide stormy waves by submerged.Specific operation are, by the dereism exhaust port 111 on air punch intron buoyancy aid 110, under the effect of hydraulic pressure, gas will be discharged from air chamber 122 automatically, and now, water enters in air chamber 122 through weep hole 124 automatically, makes also to be full of water in air chamber 122.The gravity of weight 130 is greater than the buoyancy of sub-buoyancy aid 110, just drives buoyancy aid 100 submerged by whole first, only leaves float 114 and swim in the water surface, as shown in Figure 5.
After typhoon, find the first driving buoyancy aid 100 by the float 114 swimming in the water surface, pull it the water surface, with the dereism exhaust port 111 of air punch on sub-buoyancy aid 110, gas is squeezed in air chamber 122, the water in air chamber 122 is forced to be discharged from weep hole 124, until air chamber 122 gassy.Then extract air punch, dereism exhaust port 111 closes automatically.At this moment, the buoyancy that sub-buoyancy aid 110 and air chamber 122 produce is greater than the gravity of weight 130, the first driving buoyancy aid 100 is swum on the water surface again and rises and fall on the waves.
Because first drives buoyancy aid 100 own wt larger, larger power is needed when the buoyancy aid 100 that floats first again after being full of water submerged in air chamber 122 pulls out the water surface, thus the buoyancy that the present invention designs the first driving buoyancy aid 100 is not all provided by air chamber 122, but combined by sub-buoyancy aid 110 and the air chamber 122 that is full of gas and provide, thus can alleviate by sub-buoyancy aid 110 buoyancy aid 100 that to float first and pull out active force needed for the water surface.
When inflating to air chamber 122, unnecessary gas can enter hydroecium 123 from weep hole 124, and the gas such as biogas in water body also can enter hydroecium 123 from through hole 131, thus arrange exhaust port 125 near air chamber 122 place on the top of hydroecium 123, its effect is that the gas that will enter hydroecium 123 is discharged.
After shown in Fig. 4 first drives certain some gas leakage of the air chamber 122 of buoyancy aid 100, whole first drives buoyancy aid 100 just can sink to marine cisco unity malfunction.Consider this point, in another embodiment in accordance with the invention, first drives the air chamber of buoyancy aid can be divided into two (effect playing isolation), and arranges aforesaid dereism exhaust port and weep hole respectively for each air chamber.Meanwhile, the size of air chamber is set to: when an air chamber is full of water, during another air chamber gassy, and first drives buoyancy aid 100 to float on the surface reluctantly, but obviously sinks than normal working; When two air chambers are full of water, first drives buoyancy aid 100 to sink in water.This design just sinks in water after just avoiding certain some gas leakage of air chamber at once.At this moment will repair gas leakage point in time.Certainly, the probability of situation that two air chambers leak air simultaneously is very little.
The Wave energy converting device more than the present invention introduced and Wave energy conversion system tool have the following advantages:
(1) structure is very simple, and independent, cheap mutually, does not need equipment accurate especially.Due to the corrosivity of seawater, accurate equipment, unrealistic.
(2) all connections all have employed and are flexible coupling, and greatly reduce engineering work load.
(3) without any Underwater Engineering, weight 400 can be made land now, directly hangs in the bottom after connecting with reciprocating pump 300.
(4) energy pass through MEDIA FLOW, without any mechanical transmission.Mechanical transmission be unable to do without lubricant oil, and this is a very large difficult problem in water, also will consider environmental protection simultaneously.
(5) emergent platform performance of keeping away is very strong, and the operation of hiding typhoon is very simple, and is easy to resume work after typhoon.
More than describe Wave energy converting device of the present invention and Wave energy conversion system in conjunction with various embodiment, obviously, scope of the present invention is not by the restriction of above specific embodiment.According to above to introduction of the present invention, those of ordinary skill in the art can make various change and replacement to various embodiments of the present invention and not depart from the scope of the present invention and Spirit Essence.

Claims (9)

1. a Wave energy converting device, it is characterized in that, comprise bubble through the water column first drive buoyancy aid (100), be placed in water and be positioned at described first drive buoyancy aid (100) below reciprocating pump (300) and demersal weight (400), wherein:
The top of described reciprocating pump (300) arranges the second buoyancy aid (200), and the bottom of described reciprocating pump (300) lies on water-bed weight (400) by rope (603);
Piston (302) upper end of described reciprocating pump (300) drives the bottom of buoyancy aid (100) to be connected by the first tow rope (601) and first, the lower end of described piston (302) connects a counterweight by the second tow rope (602), with make described piston (302) with first drive buoyancy aid (100) upper move and on move and move down by described counterweight pulls when first drives buoyancy aid (100) to move down, thus realize to-and-fro motion to discharge high-pressure water flow;
Described first drives buoyancy aid (100) comprise barrel-shaped body (120) and be located at the sub-buoyancy aid (110) of barrel-shaped body (120) upper end, be located at the weight (130) of barrel-shaped body (120) lower end, wherein:
The inside of described barrel-shaped body (120) is separated into the air chamber (122) on top and the hydroecium (123) of bottom, and arranges the weep hole (124) being communicated with air chamber (122) and hydroecium (123) at middle part;
Described sub-buoyancy aid (110) is provided with the dereism exhaust port (111) being communicated with air chamber (122);
The middle part of described weight (130) is formed with the through hole (131) being communicated with hydroecium (123) and extraneous water body.
2. Wave energy converting device according to claim 1, it is characterized in that, described reciprocating pump (300) is separated into upper working room (303) and lower working room (304) by piston (302), upper working room (303) upper end is provided with water feeding one-way valve (305) and goes out water one-way valve (306), the formation open end, bottom of lower working room (304).
3. Wave energy converting device according to claim 2, it is characterized in that, described first tow rope (601) through the upper working room (303) of reciprocating pump (300) and from the second buoyancy aid (200) top pass, to drive the bottom of buoyancy aid (100) to be connected with first; Described second tow rope (602) is drawn to be connected with described counterweight from the open end of lower working room (304) through the lower working room (304) of reciprocating pump (300).
4. Wave energy converting device according to claim 3, is characterized in that, slipper seal between described first tow rope (601) and the second buoyancy aid (200).
5. Wave energy converting device according to claim 1, it is characterized in that, described counterweight is the 3rd reset buoyancy aid (500), and described second tow rope (602) is connected with described 3rd reset buoyancy aid (500) with the second pulley (402) via the first pulley (401) be fixed on water-bed weight (400).
6. Wave energy converting device according to claim 1, is characterized in that, described counterweight is the weight (800) directly hanging on described second tow rope (602) end.
7. Wave energy converting device according to claim 1, is characterized in that, the top of described sub-buoyancy aid (110) is also provided with hook (112), suspension one float (114) on it.
8. Wave energy converting device according to claim 1, is characterized in that, the top of described hydroecium (123) is provided with exhaust port (125) near air chamber (122) place.
9. a Wave energy conversion system, it is characterized in that, the water main (700) comprising many groups of Wave energy converting devices according to any one of aforementioned claim 1-8 and the high-pressure water flow that the reciprocating pump often organizing Wave energy converting device is discharged is collected.
CN201110339350.7A 2011-11-01 2011-11-01 Wave energy conversion device and system Expired - Fee Related CN103089530B (en)

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Publication number Priority date Publication date Assignee Title
CN106401843B (en) * 2016-12-01 2018-12-07 浙江海洋大学 A kind of wave energy and ocean current energy comprehensive electric generating harbour
CN107044378A (en) * 2017-04-06 2017-08-15 华北电力大学 A kind of wave energy pumped storage system
CN115417513A (en) * 2022-09-16 2022-12-02 浙江建设职业技术学院 Water body aeration system

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EP0265594A1 (en) * 1986-10-10 1988-05-04 Tom J. Windle Float type wave energy extraction apparatus and method
AU2007237046A1 (en) * 2006-04-12 2007-10-18 Pipo Systems, S.L. System for multiple harnessing and complemented conversion of energy from sea waves
CN101424243A (en) * 2007-10-31 2009-05-06 徐旭文 Wave energy water drawing device
CN101624960A (en) * 2008-07-08 2010-01-13 徐旭文 Wave energy conversion system
CN101737238A (en) * 2008-11-13 2010-06-16 曲言明 Heaving plunger cylinder-type wave energy generation system
CN201531363U (en) * 2009-10-23 2010-07-21 徐浩钟 Waterwave-type surge energy generator
KR20100120350A (en) * 2009-05-06 2010-11-16 윤성로 Shifter of seawater that uses of wave energy
CN102165182A (en) * 2008-07-11 2011-08-24 罗伯特·蒂洛森 Wave actuated pump and means of connecting same to the seabed

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265594A1 (en) * 1986-10-10 1988-05-04 Tom J. Windle Float type wave energy extraction apparatus and method
AU2007237046A1 (en) * 2006-04-12 2007-10-18 Pipo Systems, S.L. System for multiple harnessing and complemented conversion of energy from sea waves
CN101424243A (en) * 2007-10-31 2009-05-06 徐旭文 Wave energy water drawing device
CN101624960A (en) * 2008-07-08 2010-01-13 徐旭文 Wave energy conversion system
CN102165182A (en) * 2008-07-11 2011-08-24 罗伯特·蒂洛森 Wave actuated pump and means of connecting same to the seabed
CN101737238A (en) * 2008-11-13 2010-06-16 曲言明 Heaving plunger cylinder-type wave energy generation system
KR20100120350A (en) * 2009-05-06 2010-11-16 윤성로 Shifter of seawater that uses of wave energy
CN201531363U (en) * 2009-10-23 2010-07-21 徐浩钟 Waterwave-type surge energy generator

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