CN101639030A - Water surface wave fluctuation energy recovery device - Google Patents
Water surface wave fluctuation energy recovery device Download PDFInfo
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- CN101639030A CN101639030A CN200910023656A CN200910023656A CN101639030A CN 101639030 A CN101639030 A CN 101639030A CN 200910023656 A CN200910023656 A CN 200910023656A CN 200910023656 A CN200910023656 A CN 200910023656A CN 101639030 A CN101639030 A CN 101639030A
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- magnet
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- water surface
- energy recovery
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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 belongs to the technical field of renewable energy, and discloses a water surface wave fluctuation energy recovery device, being suitable for recycling and converting ocean surface wavefluctuation energy into electrical energy. The water surface wave fluctuation energy recovery device comprises a lower float body and an upper float body which are fixedly connected, wherein the lowerfloat body is provided with a counter weight body and an anchor; and the upper float body is a cavity body, which is characterized in that a wave fluctuation energy recovery unit is arranged in the cavity body, the wave fluctuation energy recovery unit contains an induction coil, an induction coil bracket, a plate spring, a plate spring bracket and a magnet, wherein one end of the plate spring isfixed on the plate spring bracket, and the other end thereof is fixed with the magnet; the magnet does oscillating traverse motion vertical to the axis of the induction coil under the action of watersurface wave; the induction coil moves corresponding to the magnet so as to cut magnetic line of force to generate electricity.
Description
Technical field
The invention belongs to field of renewable energy technology, be specifically related to a kind of water surface wave fluctuation energy recovery device, be applicable to the energy recovery of ocean surface wave and be converted into electric energy.
Background technique
For a long time, human a large amount of uses to fossil energies such as oil, coals not only cause above-mentioned resource day by day exhausted, and have caused many serious problems such as global warming, environmental pollution.In order to solve energy shortage, global warming and serious environmental problem day by day, in recent years, renewable energy sources obtains the great attention of countries in the world government, and has dropped into a large amount of funds and carried out correlation theory and Study on Technology and exploitation.
Electricity generation by sea waves is one of important research direction of field of renewable energy technology.Electricity generation by sea waves utilizes specific device to reclaim kinetic energy and the potential energy that contains in the wave, and the output of pushing generator generation electric energy, is a kind of inexhaustible energy.Under the prior art condition, electricity generation by sea waves mainly contains following several form: 1) wave energy being converted into air pressure can generate electricity.This method utilizes the fluctuating of wave in air cavity alternately to produce malleation and negative pressure, promotes turbo machine, and then drives the generator rotary electrification, for example Japanese scientist's invention be applied to not have electricity generating device on the navigation mark light of power supply ocean; 2) wave energy is converted into the hydraulic pressure energy, drives generator work by oil hydraulic motor.Xiang Guan patent is more therewith, for example by famous " sea snake " of Britain scientist design (Pelamis) wave electric power system, has reached the practicability level, and has had many covering devices to put into effect; 3) wave energy is converted into mechanical energy.As " canard " wave-type electric generator of Britain scientist Salter invention etc.
The subject matter that above-mentioned electricity generation by sea waves technology exists at present is that complex structure, energy absorption efficiency are relatively low, the Conversion of energy link is many, thereby the total energy reuse efficiency is low, and generated output is little.
Summary of the invention
Problem at existing in the current electricity generation by sea waves technology the present invention proposes a kind of water surface wave fluctuation energy recovery device, and is simple in structure, can reclaim Wave energy expeditiously, significantly improves generated energy, and reduces cost of electricity-generating.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A kind of water surface wave fluctuation energy recovery device, comprise fixedly connected following floating body and last floating body, described floating body down is provided with balance weight body and anchor, described upward floating body is a cavity, it is characterized in that, be provided with Wave energy in the described cavity and reclaim the unit, described Wave energy reclaims the unit and comprises inductor coil, the inductor coil support, leaf spring, flat spring bracket, magnet, one end of described leaf spring is fixed on the flat spring bracket, its the other end is fixed described magnet, magnet is answered the coil axis reciprocally swinging in the sagging intuition of the effect of water surface wave, the relative magnet movement of inductor coil, cutting magnetic line generating.
Further improvement of the present invention and characteristics are:
Be provided with two Wave energies in the described cavity and reclaim unit, the reciprocally swinging split (being the plane that this device is parallel to self leaf spring face when remaining static) that described two Wave energies reclaim magnet in the unit is vertical mutually.
Be provided with three Wave energies in the described cavity and reclaim the unit, the reciprocally swinging split that described three Wave energies reclaim magnet in the unit is vertical mutually, so that reclaim the Wave energy of three directions of wave.
Described magnet is permanent magnet, is wound with field coil on the permanent magnet.
Described horizontal section of going up floating body is oval, is separately installed with preceding guide plate, rear deflector at the long axis of ellipse two ends, and two open tail fins are installed after the rear deflector.
In the present invention, one end of leaf spring is fixed on the flat spring bracket, its the other end fixed magnet, use leaf spring to provide the vibration restoring force to magnet on the one hand as elastic element, on the other hand, leaf spring can limit magnet planar 2 directions and 3 sense of rotation motions of totally 5 degrees of freedom, for magnet movement plays leading role; As use common helical spring, and then necessary additional guide is to the motion of mechanics limit magnet in above-mentioned 5 degrees of freedom, and therefore, the present invention uses leaf spring to simplify apparatus structure, has reduced manufacture cost.Simultaneously, because it is simple in structure, the Conversion of energy link is few, and energy loss is little, thus Wave energy reuse efficiency height.
When the horizontal section of last floating body is oval, be separately installed with preceding guide plate, rear deflector at the long axis of ellipse two ends, two open tail fins are installed after the rear deflector; When if this device has two or three Wave energies recovery unit, the magnet reciprocally swinging split of one of them is vertical with transverse, one magnet reciprocally swinging split is vertical with vertical line, so that reclaim the Wave energy of wave progresses direction and Vertical direction.
Description of drawings
Fig. 1 looks generalized section for a kind of master of water surface wave fluctuation energy recovery device;
Fig. 2 is the schematic top plan view of Fig. 1;
Fig. 3 is the schematic top plan view with Wave energy recovery unit of field coil;
Fig. 4 is an ocean surface wave schematic top plan view;
Fig. 5 is the D-D sectional drawing of Fig. 4;
Fig. 6 is a kind of main pseudosection of two direction water surface wave fluctuation energy recovery devices;
Fig. 7 is the plan view of Fig. 6;
Fig. 8 is a kind of main pseudosection of three direction water surface wave fluctuation energy recovery devices;
Among the figure: 1, go up floating body; 2, following floating body; 3, balance weight body; 4, hawser; 5, cavity; 6, coil brace; 7, inductor coil; 8, magnet; 9, flat spring bracket; 10, leaf spring; 11, field coil; 12, peak line; 13, preceding guide plate; 14, rear deflector; 15, tail fin;
I: wave x direction wave energy reclaims the unit;
II: wave z direction (Vertical direction) Wave energy reclaims the unit;
III: wave y direction wave energy reclaims the unit.
Embodiment
With reference to Fig. 1, Fig. 2,, be applicable to the energy recovery of ocean surface wave and be converted into electric energy for adopting a kind of water surface wave fluctuation energy recovery device of the present invention.This device mainly comprises: fixedly connected last floating body 1 and following floating body 2.
Following floating body 2 is a slim-lined construction, and its bottom is fixed with balance weight body 3, makes this device attitude of can being kept upright in water; The quality of balance weight body 3 should make upper and lower floating body 1,2 integral body can swim in the water surface, and makes horizontal plane flood floating body 1 about about 1/4th; Balance weight body 3 bottoms are provided with anchor, connect by hawser 4 between anchor and the balance weight body 3, are used for this device is fixed on select location, prevent with ripple float from.
Last floating body 1 is an airtight cavity, is provided with Wave energy in the cavity 5 and reclaims the unit.This Wave energy reclaims the unit and comprises inductor coil 7, inductor coil support 6, leaf spring 10, flat spring bracket 9, magnet 8.Inductor coil support 6 and flat spring bracket 9 is mutually opposed respectively, is fixed on the bottom surface of cavity 5, and inductor coil 7 is two, is parallel to each other and is fixed on the two ends of inductor coil support 6 along same horizontal axis; Leaf spring 10 is a leaf spring, and an end of leaf spring is fixed on the flat spring bracket 9, its other end fixed magnet 8, and magnet 8 is permanent magnet, permanent magnet axis and inductor coil parallel axes.Permanent magnet under the effect that wave of the sea fluctuates up and down, between two inductor coils perpendicular to the coil axis reciprocally swinging, thereby realize the motion of the relative permanent magnet of inductor coil, the cutting magnetic line generating.
With reference to Fig. 3,, outside permanent magnet 8, twine field coil 11 in order further to improve the generating efficiency of apparatus of the present invention.The DC excitation voltage U
LOn field coil 11, produce field current, make the magnetic intensity of permanent magnet 8 further strengthen, thereby can improve generating efficiency.Exciting voltage U
LCan be provided by storage battery, can be obtained after rectification, filtering and voltage stabilizing by the induced current that apparatus of the present invention produce yet, therefore, field coil 11 does not need extraneous energize.
With reference to Fig. 4, Fig. 5, in the wave motion process, usually crest can be linked to be peak line 12 and pours into seashore, and is bigger at wave progresses direction (x to) Wave energy, and less at the tangent direction of peak line (y to) energy.In the plane (D-D section) of vertical peak line 12, wave is also bigger at the energy of heave direction (z to).In order to absorb the vibrational energy of this both direction of wave to greatest extent, apparatus of the present invention are done following improvement.
With reference to Fig. 6, Fig. 7, a kind of two direction water surface wave fluctuation energy recovery devices.Be provided with two Wave energies in the cavity and reclaim unit I, II, the reciprocally swinging split (being the plane that this device is parallel to self leaf spring face when remaining static) that two Wave energies reclaim magnet in the unit is vertical mutually.The horizontal section that this device is gone up floating body 1 is oval, and along long axis of ellipse, the one end is fixed with preceding guide plate 13, and the other end is fixed with rear deflector 14 successively, and two open tail fins 15.Simultaneously, the magnet reciprocally swinging split that Wave energy reclaims unit I is vertical with transverse, and the magnet reciprocally swinging split of unit II is vertical with vertical line.When wave progresses direction and transverse direction are inconsistent, wave can produce bigger impact force to rear deflector 14 and tail fin 15, thereby last floating body 1 is applied a counterclockwise torque, impel oval floating body 1 rotation, have only when major axis is consistent with the wave progresses direction, torque just can disappear.Therefore, forward and backward guide plate 13,14 and tail fin 15 can make transverse always with wave progresses direction keeping parallelism, thereby absorb the energy of wave progresses direction (x to) and Vertical direction (z to) to greatest extent, improve generating efficiency.
With reference to Fig. 8, a kind of three direction water surface wave fluctuation energy recovery devices, compare with aforesaid two direction water surface wave fluctuation energy recovery devices, increase a Wave energy again and reclaimed unit III, and the reciprocally swinging split that three Wave energies reclaim magnet in the unit is vertical mutually, can realize the absorption of three direction wave energies of wave of the sea, thereby improve energy recovery efficiency.Modular construction is simple because Wave energy reclaims, and cost is lower, so the overall cost of whole device rises seldom.
Claims (5)
1, a kind of water surface wave fluctuation energy recovery device, comprise fixedly connected following floating body and last floating body, described floating body down is provided with balance weight body and anchor, described upward floating body is a cavity, it is characterized in that, be provided with Wave energy in the described cavity and reclaim the unit, described Wave energy reclaims the unit and comprises inductor coil, the inductor coil support, leaf spring, flat spring bracket, magnet, one end of described leaf spring is fixed on the flat spring bracket, its the other end is fixed described magnet, magnet is answered the coil axis reciprocally swinging in the sagging intuition of the effect of water surface wave, the relative magnet movement of inductor coil, cutting magnetic line generating.
2, a kind of water surface wave fluctuation energy recovery device according to claim 1 is characterized in that, is provided with two Wave energies in the described cavity and reclaims the unit, and the reciprocally swinging split that described two Wave energies reclaim magnet in the unit is vertical mutually.
3, a kind of water surface wave fluctuation energy recovery device according to claim 1 is characterized in that, is provided with three Wave energies in the described cavity and reclaims the unit, and the reciprocally swinging split that described three Wave energies reclaim magnet in the unit is vertical mutually.
4, a kind of water surface wave fluctuation energy recovery device according to claim 1 is characterized in that, described magnet is permanent magnet, is wound with field coil on the permanent magnet.
5, a kind of water surface wave fluctuation energy recovery device according to claim 1 and 2, it is characterized in that, described horizontal section of going up floating body is oval, is separately installed with preceding guide plate, rear deflector at the long axis of ellipse two ends, and two open tail fins are installed after the rear deflector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100236564A CN101639030B (en) | 2009-08-20 | 2009-08-20 | Water surface wave fluctuation energy recovery device |
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| CN2009100236564A CN101639030B (en) | 2009-08-20 | 2009-08-20 | Water surface wave fluctuation energy recovery device |
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| CN101639030A true CN101639030A (en) | 2010-02-03 |
| CN101639030B CN101639030B (en) | 2011-06-29 |
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| CN2009100236564A Expired - Fee Related CN101639030B (en) | 2009-08-20 | 2009-08-20 | Water surface wave fluctuation energy recovery device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287310A (en) * | 2011-07-26 | 2011-12-21 | 南京航空航天大学 | Snake-shaped wave energy acquisition device |
| CN105840407A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Floating type ocean power generation device |
| CN105840408A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Self-adaptation ocean current power generation device |
| CN105840406A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Self-adjustment power generation device based on tidal energy |
| CN105863935A (en) * | 2016-03-14 | 2016-08-17 | 浙江海洋学院 | Ocean self-adjustment power generation device |
| CN105863941A (en) * | 2016-03-14 | 2016-08-17 | 浙江海洋学院 | Self-adapting ocean turbine power generation device |
| RU2637529C1 (en) * | 2016-11-01 | 2017-12-05 | Федеральное государственное автономное образовательное учреждение высшего образования "Дальневосточный федеральный университет" (ДВФУ) | Converter of external kinetic energy into electricity |
| WO2018006290A1 (en) * | 2016-07-06 | 2018-01-11 | 林世轩 | Screw type kinetic energy generation device |
| CN110154667A (en) * | 2019-05-28 | 2019-08-23 | 西南交通大学 | A kind of magnetic suspension Active suspension device with vibration energy regeneration |
| CN117375313A (en) * | 2023-12-05 | 2024-01-09 | 深圳市德兰明海新能源股份有限公司 | Wind power generation device and energy storage system |
-
2009
- 2009-08-20 CN CN2009100236564A patent/CN101639030B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287310A (en) * | 2011-07-26 | 2011-12-21 | 南京航空航天大学 | Snake-shaped wave energy acquisition device |
| CN105840407A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Floating type ocean power generation device |
| CN105840408A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Self-adaptation ocean current power generation device |
| CN105840406A (en) * | 2016-03-14 | 2016-08-10 | 浙江海洋学院 | Self-adjustment power generation device based on tidal energy |
| CN105863935A (en) * | 2016-03-14 | 2016-08-17 | 浙江海洋学院 | Ocean self-adjustment power generation device |
| CN105863941A (en) * | 2016-03-14 | 2016-08-17 | 浙江海洋学院 | Self-adapting ocean turbine power generation device |
| WO2018006290A1 (en) * | 2016-07-06 | 2018-01-11 | 林世轩 | Screw type kinetic energy generation device |
| RU2637529C1 (en) * | 2016-11-01 | 2017-12-05 | Федеральное государственное автономное образовательное учреждение высшего образования "Дальневосточный федеральный университет" (ДВФУ) | Converter of external kinetic energy into electricity |
| CN110154667A (en) * | 2019-05-28 | 2019-08-23 | 西南交通大学 | A kind of magnetic suspension Active suspension device with vibration energy regeneration |
| CN117375313A (en) * | 2023-12-05 | 2024-01-09 | 深圳市德兰明海新能源股份有限公司 | Wind power generation device and energy storage system |
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| CN101639030B (en) | 2011-06-29 |
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Granted publication date: 20110629 Termination date: 20120820 |