CN201345622Y - Generator based on dielectric elastomeric material - Google Patents
Generator based on dielectric elastomeric material Download PDFInfo
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- CN201345622Y CN201345622Y CNU2008200730057U CN200820073005U CN201345622Y CN 201345622 Y CN201345622 Y CN 201345622Y CN U2008200730057 U CNU2008200730057 U CN U2008200730057U CN 200820073005 U CN200820073005 U CN 200820073005U CN 201345622 Y CN201345622 Y CN 201345622Y
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- dielectric elastomer
- variable capacity
- elastomer material
- generator
- capacity device
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Abstract
The utility model relates to a generator based on dielectric elastomeric material, which belongs to the field of distributive generators. A fixed supporting device is connected with a variable capacity device; the variable capacity device has one end thereof connected with a bias voltage generating device and the other end thereof connected with a voltage output device; and the variable capacity device has a structure that the upper end surface and the lower end surface of the dielectric elastomeric material are carburized or provided with graphite membrane electrodes. The generator based on dielectric elastomeric material has the outstanding features of simple structure, high efficiency, low cost, light weight, no pollution, and so on. Parallel and high distribution is the distinct structural feature of the generator. The generator can dispense with the expensive tower structure in the prior wind power generation, and has remarkably reduced power generation structure and cost; and the selection of the power generation sites is more flexible.
Description
Technical field
The utility model relates to a kind of distributed generator field.
Background technology
Dielectric elastomer the upper and lower surface of elastomeric matrices infiltrate submit to electrode material form, based on a kind of new function material of Maxwell effect, present research mainly concentrates on the driving field.The operation principle of present wind-driven generator is an electromagnetic type, generally is made up of members such as wind wheel, generator, direction-regulator (empennage), pylon, speed limit release mechanism and energy storage devices.Complex structure, the efficient of electric energy conversion is lower, the cost of electricity-generating height.Addressing is had relatively high expectations for wind field, and the area that need throughout the year have wind energy to provide generally away from the urban district, is safeguarded inconvenience, and improved and sent the power transformation cost.
Summary of the invention
The utility model is used for power field with dielectric elastomer material, and a kind of novel distributed generator is provided.
The technical scheme that the utility model is taked is: fixed support device is connected with variable capacity device, variable capacity device one end connects the bias voltage generation device, variable capacity device other end voltage output device, the structure of this variable capacity device are that the upper surface of dielectric elastomer material, lower surface are carburizing or graphite film electrode.
A kind of execution mode of the utility model is: the thickness of carburizing under the state that contracted or graphite film electrode is at 20～50 microns;
A kind of execution mode of the utility model is: dielectric elastomer material adopts acrylic elastomer.
A kind of execution mode of the utility model is: dielectric elastomer material adopts 1～6 layer of compound, bossed cellular distressed structure in surface of dielectric elastomer film.
Operation principle of the present utility model: when generator produces large deformation under external force, is under the big electric capacity state, for it provides initial voltage, electric charge is injected in the carburizing or graphite film electrode of dielectric elastomer (seeing Fig. 1 (a)); When generator shrank (seeing Fig. 1 (b)), the charges of different polarity were pushed away, and same sex electric charge is compressed close, thereby has improved charge voltage, finishes the conversion of electric energy.A stretching, extension-contraction cycle that is generator is a generating cycle.The electric energy that produces can store, or is electric.
Electricity generating principle of the present utility model can be reduced to shown in Fig. 1 (a) and (b), and variable capacity device is under the big electric capacity state at extended configuration, and electric charge is injected in the carburizing or graphite film electrode of dielectric elastomer.When tightening relaxation under external force and be little electric capacity, the elastic stress opposing electric field force of elastomeric material has improved electric energy.From microcosmic, when thickness increased, because the charges of different polarity are pushed away, same sex electric charge was compressed close, has improved charge voltage.As seen, make its when distortion on the pre-alive dielectric elastomer material when external force acts on to have, can generate electricity by the change of electric capacity, be out of shape greatly more, generating capacity is strong more.And the power generation process of dielectric elastomer material is the stretching, extension of dielectric elastomer material and the alternation procedure of relaxation.V in Fig. 1 (a) and (b)
InBe the bias voltage that adds in advance, V (t) is the output voltage of dielectric elastomer material.
The motion of the utility model by catching a large amount of wind or wave etc., and then make dielectric elastomer material produce big distortion and generate electricity.For this reason, adopt the big acrylic elastomer of deflection; In elastomeric manufacturing, adopt compound, the bossed cellular distressed structure of multilayer dielectric elastomer thin film, further increase the surface area of film-type material, to improve its deflection, see Fig. 2.Submit to electrode material and adopt graphite, graphite is distributed in the upper and lower surface of acrylic elastomer thin-film material by infiltration technology, in deflection was 150% scope, the thickness when graphite electrode is contracted state guaranteed lead rupture can not occur under extended configuration in 20 to 50 micrometer ranges.
The utility model is used for power field with dielectric elastomer material, is particularly suitable at the energy source of low frequency, large deformation and the occasion of generating electricity, as utilizes wind-force and ocean wave motion and generate electricity.
Compare with present wind power generation, dielectric elastomer material is unique advantage in regenerative resource such as wind-force and the generating of wave distributed.Compare with electromagnetism or piezoelectric etc., dielectric elastomer material (acrylic elastomer is an example) has following outstanding feature: 1. having the maximum generation specific energy, is 0.4J/g (measured value can reach more than 1% in theory at present).Compare with it, the single-crystal ceramic (PZN-PT) that has optimal performance in the piezoelectric is about 0.1J/g; Electromagnetic material is about 0.04J/g (peak value).2. have the maximum strain distortion, can reach 380%.Electromagnetic material is 50%, and single-crystal ceramic (PZN-PT) is about 1.7%.3. can directly be coupled with energy source, need not intermediate conversion links.4. compliance, shock-resistant, density of material is low, cost is low.
Utilize the generator of dielectric elastomer material manufacturing will have simple in structure, efficient is high, cost is low, outstanding feature such as in light weight, pollution-free fully, parallel, high distributed will be the remarkable structural feature of this generator; Can save tower structure expensive in the present wind power generation, power facility is simplified greatly, significantly reduces cost, and the selection of generating occasion is more flexible.
Description of drawings
Fig. 1 (a) is a schematic diagram of the present utility model; Extended configuration.
Fig. 1 (b) is a schematic diagram of the present utility model; Contraction state.
Fig. 2 (a) is the structural representation of dielectric elastomer material.
Fig. 2 (b) is Fig. 2 (a) vertical view.
Fig. 3 (a) is the structural representation of the utility model embodiment 2.
Fig. 3 (b) is the left view of Fig. 3 (a) figure.
Fig. 4 is the structural representation of the utility model embodiment 3.
Embodiment
Embodiment 1
Fixed support device 4 is connected with variable capacity device 1, variable capacity device 1 one ends connect bias voltage generation device 2, variable capacity device other end voltage output device 3, the structure of this variable capacity device are that upper surface, the lower surface of dielectric elastomer material 101 is carburizing or graphite film electrode 102; Contracted the thickness of carburizing under the state or graphite film electrode at 20 microns; Dielectric elastomer material adopts acrylic elastomer; Dielectric elastomer material adopts 1 layer of compound, bossed cellular distressed structure in surface of dielectric elastomer film.
Fixed support device 4 is connected with variable capacity device 1, variable capacity device 1 one ends connect bias voltage generation device 2, variable capacity device other end voltage output device 3, the structure of this variable capacity device are that upper surface, the lower surface of dielectric elastomer material 101 is carburizing or graphite film electrode 102; Contracted the thickness of carburizing under the state or graphite film electrode at 35 microns; Dielectric elastomer material adopts acrylic elastomer; Dielectric elastomer material adopts 3 layers of compound, bossed cellular distressed structure in surface of dielectric elastomer film.
In the present embodiment, fixed support device is as Fig. 3 (a) with (b), it is a kind of device that utilizes wind power generation, variable capacity device is producing large deformation, is being under the big electric capacity state under the wind-force effect, for it provides initial voltage, electric charge is injected in the carburizing or graphite film electrode of dielectric elastomer (seeing Fig. 1 (a)); When generator shrank (seeing Fig. 1 (b)), the charges of different polarity were pushed away, and same sex electric charge is compressed close, thereby has improved charge voltage, finishes the conversion of electric energy.A stretching, extension-contraction cycle that is generator is a generating cycle.The electric energy that produces can store, or is electric.
Fixed support device 4 is connected with variable capacity device 1, variable capacity device 1 one ends connect bias voltage generation device 2, variable capacity device other end voltage output device 3, the structure of this variable capacity device are that upper surface, the lower surface of dielectric elastomer material 101 is carburizing or graphite film electrode 102; Contracted the thickness of carburizing under the state or graphite film electrode at 50 microns; Dielectric elastomer material adopts acrylic elastomer; Dielectric elastomer material adopts 6 layers of compound, bossed cellular distressed structure in surface of dielectric elastomer film.
A ball float is fixed on top of the present utility model, floats over the sea, and the bottom is fixed on the ground, the motion by catching a large amount of wind or wave etc., and then make dielectric elastomer material produce big distortion and generate electricity.
Claims (4)
1, a kind of generator based on dielectric elastomer material, it is characterized in that: fixed support device is connected with variable capacity device, variable capacity device one end connects the bias voltage generation device, variable capacity device other end voltage output device, the structure of this variable capacity device are that the upper surface of dielectric elastomer material, lower surface are carburizing or graphite film electrode.
2, the generator based on dielectric elastomer material according to claim 1 is characterized in that: the thickness of carburizing under the state that contracted or graphite film electrode is at 20～50 microns.
3, the generator based on dielectric elastomer material according to claim 1 and 2 is characterized in that: dielectric elastomer material adopts acrylic elastomer.
4, the generator based on dielectric elastomer material according to claim 3 is characterized in that: dielectric elastomer material adopts 1～6 layer of compound, bossed cellular distressed structure in surface of dielectric elastomer film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200730057U CN201345622Y (en) | 2008-12-30 | 2008-12-30 | Generator based on dielectric elastomeric material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200730057U CN201345622Y (en) | 2008-12-30 | 2008-12-30 | Generator based on dielectric elastomeric material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201345622Y true CN201345622Y (en) | 2009-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200730057U Expired - Fee Related CN201345622Y (en) | 2008-12-30 | 2008-12-30 | Generator based on dielectric elastomeric material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102959851A (en) * | 2011-06-01 | 2013-03-06 | 松下电器产业株式会社 | Vibration power generator, vibration power generating device, and communication device and electric apparatus equipped with vibration power generating device |
| CN103633877A (en) * | 2013-10-23 | 2014-03-12 | 中国航天科技集团公司第四研究院第四十一研究所 | Variable-capacitor power generator based on fluid pressure intensity fluctuation |
| CN108058546A (en) * | 2017-12-18 | 2018-05-22 | 刘利忠 | A kind of trouble-proof tire that dielectric elastomer power generation is utilized based on deformations of tyre |
| CN105952592B (en) * | 2016-05-11 | 2018-06-26 | 西安交通大学 | The software turbo dynamo collected based on human motion energy |
| CN108988678A (en) * | 2018-08-16 | 2018-12-11 | 南昌大学 | A kind of collision type dielectric elastomer electric generator structure |
-
2008
- 2008-12-30 CN CNU2008200730057U patent/CN201345622Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102959851A (en) * | 2011-06-01 | 2013-03-06 | 松下电器产业株式会社 | Vibration power generator, vibration power generating device, and communication device and electric apparatus equipped with vibration power generating device |
| US8564170B2 (en) | 2011-06-01 | 2013-10-22 | Panasonic Corporation | Vibration power generator, vibration power generation apparatus, and electric device and communication device with vibration power generation apparatus mounted thereon |
| CN103633877A (en) * | 2013-10-23 | 2014-03-12 | 中国航天科技集团公司第四研究院第四十一研究所 | Variable-capacitor power generator based on fluid pressure intensity fluctuation |
| CN105952592B (en) * | 2016-05-11 | 2018-06-26 | 西安交通大学 | The software turbo dynamo collected based on human motion energy |
| CN108058546A (en) * | 2017-12-18 | 2018-05-22 | 刘利忠 | A kind of trouble-proof tire that dielectric elastomer power generation is utilized based on deformations of tyre |
| CN108058546B (en) * | 2017-12-18 | 2020-05-19 | 刘利忠 | Explosion-proof tire capable of generating power by utilizing dielectric elastomer based on tire deformation |
| CN108988678A (en) * | 2018-08-16 | 2018-12-11 | 南昌大学 | A kind of collision type dielectric elastomer electric generator structure |
| CN108988678B (en) * | 2018-08-16 | 2023-12-05 | 南昌大学 | Collision type dielectric elastomer generator structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20111230 |