CN102734051A - First-order vibration type wave power generation device and method - Google Patents
First-order vibration type wave power generation device and method Download PDFInfo
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- CN102734051A CN102734051A CN2011100848322A CN201110084832A CN102734051A CN 102734051 A CN102734051 A CN 102734051A CN 2011100848322 A CN2011100848322 A CN 2011100848322A CN 201110084832 A CN201110084832 A CN 201110084832A CN 102734051 A CN102734051 A CN 102734051A
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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
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- 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 relates to a first-order vibration type wave power generation device and a first-order vibration type wave power generation method. The method is characterized in that a first-order vibration is composed of an elastic element, a vibration generator, a pouring weight and a floating body, and one ends of the elastic element and the vibration generator are connected with the pouring weight; the other ends of the elastic element and the vibration generator are connected to the floating body, the first-order vibration adopts a forced oscillation principle, and the wave fluctuation is used as a vibration source; the floating body generates vertical relative displacement between the pouring weight and the floating body in a wave fluctuation process, the vibration generator is used for vibration damping and vibration isolation of the pouring weight as the damping element, and meanwhile, the vibration generator works to output electrical energy; and the device enables the pouring weight, the elastic element and the vibration generator to be arranged in the floating body, and the resultant force direction of the stress born by the elastic element and the elastic force provided by the elastic element has a coaxial line with the damping force resultant force direction provided by all the vibration generator. The scheme can utilize the wave fluctuation energy to generate electrical energy in a high efficiency manner, the structure is compact, the device is simple and reliable, the cost is low, a wave power generation network is easy to form, and the device and the method are easy to popularize and apply.
Description
Technical field
The present invention relates to a kind of wave-activated power generation, particularly relate to a kind of single order oscillatory type wave-type electric generator and method.
Background technique
Continuous development and progress along with human civilization; The modernization of World Economics; All have benefited from fossil energy, i.e. the extensive use of oil, rock gas, coal, society can not increase sharply to the demand of energy with checking; Tellurian energy consumption increases with surprising rapidity, thereby the mankind are exploiting and using natural resourcess such as fossil fuel and forest to make the reserves of tellurian natural fuel energy sharply reduce excessively.
Marine greatly in vastness, wave always of flowing rhythm is being contained eternal huge energy.The kinetic energy of wave is to be worth utilizing as a kind of clean energy resource.
The inventor respectively 2007 to 2009 in the period of, applied for 4 patent applications to Intellectual Property in China office, denomination of invention is respectively: collection of energy formula vibration damper and vibrating electricity generator, number of patent application is respectively 200720149635.3; 200810222208.2; 200820110189.X; 200920109212.8; Wherein collection of energy formula vibration damper is under the prerequisite that guarantees traditional vibration damper drag characteristic; The mechanical energy of vibration is converted into electric energy and energy stored collection type vibration damper; Vibrating electricity generator is converted into utilizable electric energy with the mechanical energy of vibration and oscillation, can need not the active consumes energy in more conditions and generate electricity; And generating efficiency is high, long service life.
Summary of the invention
The technical problem that the present invention will solve is; A kind of single order oscillatory type wave-type electric generator and method are provided,, have realized that the mechanical energy with vibration is converted into the possibility of electric energy through the above-mentioned innovation and creation of the inventor; On this basis; Adopt single order forced vibration principle, heaving of the sea as vibration source, is encouraged this single order vibration; Vibrating electricity generator as damping member, for the single order vibration system provides damping force, is the pouring weight vibration damping and vibration isolation; When damping was provided, vibrating electricity generator output electric energy had been realized the conversion of the kinetic energy of wave to electric energy.Simultaneously, technique scheme can avoid seawater to contact with the direct of key components and parts in engineering construction; Structural feature through device is effectively protected this wave-type electric generator; Improve the ability of anti-storm and anti-seawater corrosion, improve operating life greatly, reduce maintenance cost.
The present invention realizes as follows:
A kind of single order oscillatory type wave-activated power generation method; Single order vibration is made up of elastic element, vibrating electricity generator, pouring weight and floating body, is connected with pouring weight at an end of elastic element and vibrating electricity generator, and the other end of elastic element and vibrating electricity generator is connected on the floating body; The single order vibration is the forced vibration principle; As vibration source, floating body produces vertical relative displacement between pouring weight and floating body in the process that rises and fall on the waves with heaving of the sea; Vibrating electricity generator is the pouring weight vibration damping and vibration isolation as damping member, the electric energy of vibrating electricity generator work output simultaneously.
A kind of single order oscillatory type wave-type electric generator; The single order vibration is made up of elastic element, vibrating electricity generator, pouring weight and floating body; One end of said elastic element and vibrating electricity generator is connected on the floating body; The other end of elastic element and vibrating electricity generator is connected with pouring weight respectively; Said floating body is the hollow closed shape, and said pouring weight, elastic element and vibrating electricity generator are arranged in the floating body, said elastic element pressure and the resultant direction of elastic force is provided and the damping force resultant direction coaxial line that all vibrating electricity generators provide.
Said elastic element be arranged on the pouring weight neutral position above or below, said several vibrating electricity generators are separately positioned on the elastic element outside.
Said vibrating electricity generator be arranged on the pouring weight neutral position above or below, a said elastic element is sleeved on the vibrating electricity generator outside or more than one elastic element and is separately positioned on the outside around the vibrating electricity generator.
Said vibrating electricity generator is arranged on the side of pouring weight position, and said elastic element is arranged on the opposing party of pouring weight position, and the other end of said vibrating electricity generator and elastic element is separately positioned on the pairing floating body.
The gross weight of floating body, elastic element and vibrating electricity generator is significantly less than the weight of pouring weight.
Said elastic element can be spring.
Said wave-type electric generator is when floating, and suffered buoyancy function point position is higher than the position of centre of gravity of this electricity generating device.
Said floating body is provided with balance wing.
When using, single order oscillatory type wave-type electric generator is when receiving the wave surge; It is big that the buoyancy that its floating body receives becomes suddenly, and floating body is done ascending motion with wave integral body, and the weight in the floating body is owing to receive the buffer function of spring; Less than the displacement of floating body with the wave ascending motion, under this state, spring is compressed weight with the displacement of wave ascending motion; Stored the energy of wave, after this time surge passed through, floating body sank; Energy stored before spring discharges simultaneously makes floating body quicken, and vibrating electricity generator is as damper; Suppress the relative movement between weight and floating body, absorbed the energy that spring discharges, and be electric energy these transformation of energy.
The good effect of single order oscillatory type wave-type electric generator of the present invention and method is: the technological scheme that adopts this method; Build the single order vibration system; Through this device wave energy without stop on the sea is converted into electric energy through vibration engine, it is high to transmit transformation efficiency, and compact structure is simple; Cheap for manufacturing cost, be easy to be extended and applied.
Description of drawings
Fig. 1 is the model schematic representation of design principle of the present invention.
Fig. 2 is the sectional structure schematic representation of embodiments of the invention one.
Fig. 3 is the sectional structure schematic representation of embodiments of the invention two.
Fig. 4 is the sectional structure schematic representation of embodiments of the invention three.
Fig. 5 is the sectional structure schematic representation of embodiments of the invention four.
Fig. 6 is the sectional structure schematic representation of embodiments of the invention five.
Fig. 7 is the sectional structure schematic representation of embodiments of the invention six.
Among the figure, 1 pouring weight, 2 elastic elements, 3 vibrating electricity generators, 4 floating bodies, 5 output cables, 6 balance wing.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment technological scheme of the present invention is described further.
As shown in Figure 1; A kind of single order oscillatory type wave-activated power generation method of the present invention; End at elastic element 2 and vibrating electricity generator 3 is connected with pouring weight 1, and the other end of elastic element 2 and vibrating electricity generator 3 is connected on the floating body 4, and floating body 4 is in the process that moves up and down along with wave; Relative displacement takes place with floating body 4 in pouring weight 1, drives vibrating electricity generator 3 work.
A kind of single order oscillatory type wave-type electric generator; Include floating body 4 and vibrating electricity generator 3; The lower end of said vibrating electricity generator 3 is hinged on the floating body 4; Include pouring weight 1 and elastic element 2, the lower end of said elastic element 2 is fixed on the floating body 4, and the upper end of said elastic element 2 and vibrating electricity generator 3 is connected with pouring weight 1 respectively.
Said floating body 4 is a hollow shape, and said pouring weight 1, elastic element 2 and vibrating electricity generator 3 are arranged in the floating body 4.
Single order oscillatory type wave-type electric generator as shown in Figure 2 is embodiments of the invention one; Said elastic element 2 is arranged on the below in pouring weight 1 neutral position; Said four vibrating electricity generators 3 are separately positioned on elastic element 2 outsides, and elastic element 2 pressures and the resultant direction coaxial line of the resultant direction and the damping force that four vibrating electricity generators 3 are provided of elastic force is provided.
Single order oscillatory type wave-type electric generator as shown in Figure 3 is embodiments of the invention two; A said vibrating electricity generator 3 is arranged on the below in pouring weight 1 neutral position; Said elastic element 2 is sleeved in the outside of vibrating electricity generator 3, and the damping force that provided of vibrating electricity generator 3 receives force direction and elastic element 2 pressures and the resultant direction coaxial line of elastic force is provided.
As the technological scheme of optimizing, the gross weight of floating body, elastic element and vibrating electricity generator is significantly less than the weight of pouring weight.
Elastic element described in the embodiments of the invention 2 is a spring.
In further design proposal, said floating body 4 suffered buoyancy function points are higher than the total quality center of electricity generating device self, reducing the probability that floating body 4 integral body are toppled over, and guarantee that it can automatically restore to working state under the situation of toppling over.
Like Fig. 4 and shown in Figure 5; Be embodiments of the invention three and embodiment four; Considering the centroid position relation of floating body 4 suffered buoyancy function point positions and this single order oscillatory type wave-type electric generator, also can two embodiments of embodiment among Fig. 2 and Fig. 3 one and embodiment two be inverted and float on the sea.
Floating body described in the present invention 4 is provided with balance wing 6, not only can strengthen self intensity of floating body 4, also can assist floating body 4 in the impact of wave, further to keep self whole balance simultaneously.
Like Fig. 6 and shown in Figure 7, said vibrating electricity generator 3 is arranged on the side of pouring weight position, and said elastic element 2 is arranged on the opposing party of pouring weight position, and the other end of said vibrating electricity generator 3 and elastic element 2 is separately positioned on the pairing floating body 4; The scheme that in this enforcement, has adopted elastic element 2 to connect with vibrating electricity generator 3 and use; To build the single order vibration system; Vibrating electricity generator 3 and the elastic element 2 of this moment is separately positioned on the above and below of pouring weight 1; Its principle is identical with principle shown in Fig. 1; Same satisfy the stress condition of " the pressure that has elastic component and the resultant direction of elastic force is provided and the damping force resultant direction coaxial line that all vibrating electricity generators provide ", this embodiment has more simple in structure, is convenient to the characteristic of transporting, making and install.
Single order oscillatory type wave-type electric generator involved in the present invention; Can constitute the wave-activated power generation network through reasonable distributed and arranged; Each single order oscillatory type wave-type electric generator can be used as a generator unit in the wave-activated power generation network, and the output conductor 5 in each generator unit is connected, when the number of the generator unit in the wave-activated power generation network reaches certain scale; The power level of network in general output is also just more steady, can powerful output electric energy.
Adopt each generator unit of technological scheme of the present invention, manufacturing is simple, thereby has reduced the construction difficulty of wave-activated power generation network, and is convenient to installation, maintenance and networking.
Vibrating power-generation machine technology in the technological scheme of the present invention, compact structure, rate of fault is low, and conversion efficiency is high, is existing technology, no longer further gives unnecessary details at this.
The above; Embodiments of the invention only are the preferred embodiments for proving absolutely that the present invention lifts; Protection scope of the present invention is not limited thereto, and being equal to that the technician in present technique field is done on basis of the present invention substitutes or conversion, all within protection scope of the present invention.
Claims (9)
1. a single order oscillatory type wave-activated power generation method is characterized in that the single order vibration system is made up of elastic element, vibrating electricity generator, pouring weight and floating body; End at elastic element and vibrating electricity generator is connected with pouring weight; The other end of elastic element and vibrating electricity generator is connected on the floating body, and single order vibration is the forced vibration principle, with heaving of the sea as vibration source; Floating body is in the process that moves up and down along with wave; Produce vertical relative displacement between pouring weight and floating body, vibrating electricity generator is the pouring weight vibration damping and vibration isolation as damping member, the electric energy of vibrating electricity generator work output simultaneously.
2. single order oscillatory type wave-type electric generator; It is characterized in that; The single order vibration system is made up of elastic element, vibrating electricity generator, pouring weight and floating body; One end of said elastic element and vibrating electricity generator is connected on the floating body, and the other end of elastic element and vibrating electricity generator is connected with pouring weight respectively, and said floating body is the hollow closed shape; Said pouring weight, elastic element and vibrating electricity generator are arranged in the floating body, said elastic element pressure and the resultant direction of elastic force is provided and the damping force resultant direction coaxial line that all vibrating electricity generators provide.
3. single order oscillatory type wave-type electric generator according to claim 2 is characterized in that, said elastic element be arranged on the pouring weight neutral position above or below, said several vibrating electricity generators are separately positioned on the elastic element outside.
4. single order oscillatory type wave-type electric generator according to claim 2; It is characterized in that; Said vibrating electricity generator be arranged on the pouring weight neutral position above or below, a said elastic element is sleeved on the vibrating electricity generator outside or more than one elastic element and is separately positioned on the outside around the vibrating electricity generator.
5. single order oscillatory type wave-type electric generator according to claim 2; It is characterized in that; Said vibrating electricity generator is arranged on the side of pouring weight position; Said elastic element is arranged on the opposing party of pouring weight position, and the other end of said vibrating electricity generator and elastic element is separately positioned on the pairing floating body.
6. according to the described single order oscillatory type of claim 2-5 wave-type electric generator, it is characterized in that the gross weight of floating body, elastic element and vibrating electricity generator is significantly less than the weight of pouring weight.
7. according to the described single order oscillatory type of claim 2-5 wave-type electric generator, it is characterized in that said elastic element can be spring.
8. according to the described single order oscillatory type of claim 2-5 wave-type electric generator, it is characterized in that said wave-type electric generator is when floating, suffered buoyancy function point position is higher than the position of centre of gravity of this electricity generating device.
9. according to claim 3 or 4 described single order oscillatory type wave-type electric generators, it is characterized in that said floating body is provided with balance wing.
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| CN2011100848322A CN102734051A (en) | 2011-04-06 | 2011-04-06 | First-order vibration type wave power generation device and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953918A (en) * | 2012-12-05 | 2013-03-06 | 河海大学常州校区 | Wave energy generator |
| CN108547728A (en) * | 2018-04-04 | 2018-09-18 | 林铄 | Device is absorbed and utilized in a kind of bionical object wave energy |
| CN114954790A (en) * | 2022-06-13 | 2022-08-30 | 河北江津五金制品股份有限公司 | Ocean buoy with dynamic vibration absorption and direct-drive type wave power generation function |
| CN117145685A (en) * | 2023-10-24 | 2023-12-01 | 武汉理工大学三亚科教创新园 | Electromagnetic tuning wave energy conversion device for floating fan platform |
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| US20090085357A1 (en) * | 2005-12-01 | 2009-04-02 | Ocean Power Technologies, L | Wave energy converter with internal mass on spring oscillator |
| JP2010132112A (en) * | 2008-12-04 | 2010-06-17 | Ihi Marine United Inc | Power generation device using hull vibration |
| CN101825053A (en) * | 2010-05-05 | 2010-09-08 | 徐玉良 | Energy conversion device and application thereof |
| CN202215420U (en) * | 2011-04-06 | 2012-05-09 | 靳阳 | First order vibration type wave generating device |
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- 2011-04-06 CN CN2011100848322A patent/CN102734051A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1871430A (en) * | 2003-10-23 | 2006-11-29 | 住友电气工业株式会社 | Wave power generator |
| US20090085357A1 (en) * | 2005-12-01 | 2009-04-02 | Ocean Power Technologies, L | Wave energy converter with internal mass on spring oscillator |
| JP2010132112A (en) * | 2008-12-04 | 2010-06-17 | Ihi Marine United Inc | Power generation device using hull vibration |
| CN101825053A (en) * | 2010-05-05 | 2010-09-08 | 徐玉良 | Energy conversion device and application thereof |
| CN202215420U (en) * | 2011-04-06 | 2012-05-09 | 靳阳 | First order vibration type wave generating device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953918A (en) * | 2012-12-05 | 2013-03-06 | 河海大学常州校区 | Wave energy generator |
| CN102953918B (en) * | 2012-12-05 | 2014-12-10 | 河海大学常州校区 | Wave energy generator |
| CN108547728A (en) * | 2018-04-04 | 2018-09-18 | 林铄 | Device is absorbed and utilized in a kind of bionical object wave energy |
| CN108547728B (en) * | 2018-04-04 | 2021-03-02 | 瑞安市异想天开科技有限公司 | Bionical wave energy absorbs and utilizes device |
| CN114954790A (en) * | 2022-06-13 | 2022-08-30 | 河北江津五金制品股份有限公司 | Ocean buoy with dynamic vibration absorption and direct-drive type wave power generation function |
| CN117145685A (en) * | 2023-10-24 | 2023-12-01 | 武汉理工大学三亚科教创新园 | Electromagnetic tuning wave energy conversion device for floating fan platform |
| CN117145685B (en) * | 2023-10-24 | 2024-03-05 | 武汉理工大学三亚科教创新园 | Electromagnetic tuning wave energy conversion device for floating fan platform |
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Application publication date: 20121017 |