CN113612405A - Acoustic energy acquisition power generation device and manufacturing method thereof - Google Patents
Acoustic energy acquisition power generation device and manufacturing method thereof Download PDFInfo
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- CN113612405A CN113612405A CN202110861242.XA CN202110861242A CN113612405A CN 113612405 A CN113612405 A CN 113612405A CN 202110861242 A CN202110861242 A CN 202110861242A CN 113612405 A CN113612405 A CN 113612405A
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- 238000010248 power generation Methods 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 88
- 239000002033 PVDF binder Substances 0.000 claims abstract description 46
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 46
- 239000000835 fiber Substances 0.000 claims abstract description 42
- 229920001778 nylon Polymers 0.000 claims abstract description 42
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 21
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 14
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims abstract description 14
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000019253 formic acid Nutrition 0.000 claims abstract description 7
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 17
- 239000011496 polyurethane foam Substances 0.000 claims description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- PEVRKKOYEFPFMN-UHFFFAOYSA-N 1,1,2,3,3,3-hexafluoroprop-1-ene;1,1,2,2-tetrafluoroethene Chemical compound FC(F)=C(F)F.FC(F)=C(F)C(F)(F)F PEVRKKOYEFPFMN-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 3
- 238000003306 harvesting Methods 0.000 claims 6
- 230000006872 improvement Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 238000002955 isolation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
- D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/4318—Fluorine series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4326—Condensation or reaction polymers
- D04H1/4334—Polyamides
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
Abstract
The invention is used for the technical field of power generation, in particular to a sound energy collecting and generating device and a manufacturing method thereof, wherein the sound energy collecting and generating device comprises a friction layer, electrode layers are arranged on two sides of the friction layer, the friction layer comprises a nylon fiber membrane, a polyvinylidene fluoride fiber membrane and an insulating frame plate, the nylon fiber membrane and the polyvinylidene fluoride fiber membrane are respectively arranged on two sides of the insulating frame plate, when sound in the environment passes through the friction layer, the nylon fiber membrane and the polyvinylidene fluoride fiber membrane can vibrate to form potential difference, so that the sensed low-frequency sound energy is converted into electric energy, and the electrode layers and the insulating frame plate are manufactured by the manufacturing method of the sound energy collecting and generating device; preparing a formic acid solution and an acetic acid solution, and performing electrostatic spinning to prepare a nylon fiber membrane; preparing N, N-dimethylformamide and acetone, and performing electrostatic spinning to prepare a polyvinylidene fluoride fiber membrane; respectively attaching the nylon fiber membrane and the polyvinylidene fluoride fiber membrane to two sides of the insulating frame plate; and attaching electrode layers on two sides of the friction layer.
Description
Technical Field
The invention is used in the technical field of power generation, and particularly relates to a sound energy acquisition power generation device and a manufacturing method thereof.
Background
The sound energy is a widely existing sustainable energy, but due to the fact that the sound wave has a specific frequency and decibel size, a lot of difficulties are brought to the design and research of a sound energy acquisition device, and piezoelectric generators and sound resonators in current research have some unavoidable disadvantages, for example, the applied sound wave range is several kilohertz or even megahertz, and compared with the sound in the low frequency range mainly existing in daily life, the application scene is very limited.
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art, and provides a sound energy acquisition power generation device and a manufacturing method thereof, which can acquire low-frequency sound waves existing in daily life and generate power, and have wider application scenes.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a power generation facility is gathered to acoustic energy, includes the frictional layer, the both sides of frictional layer are equipped with the electrode layer, the frictional layer includes nylon fiber membrane, polyvinylidene fluoride fibre membrane and insulating deckle board, the nylon fiber membrane with polyvinylidene fluoride fibre membrane establishes respectively the both sides of insulating deckle board, sound process during the frictional layer, the nylon fiber membrane with polyvinylidene fluoride fibre membrane can contact each other or separate in order to form charge transfer under the effect of acoustic pressure.
The technical scheme at least has the following advantages or beneficial effects: in the application, when sound in the environment passes through the frictional layer, nylon fiber membrane and polyvinylidene fluoride fiber membrane can produce the vibration under the effect of acoustic pressure, thereby make nylon fiber membrane and polyvinylidene fluoride fiber membrane contact each other or separate, thereby nylon fiber membrane and polyvinylidene fluoride fiber membrane contact or can take place charge transfer in the disengaging process and form the potential difference, this potential difference can make and form the electric current between two electrode layers, this kind of power generation structure through nylon fiber membrane and polyvinylidene fluoride fiber membrane formation can be with the low frequency sound energy conversion who senses electric energy, it is more extensive to use in daily life.
Further as an improvement of the technical scheme of the invention, the friction layers are provided with a plurality of layers, each friction layer is sequentially stacked, and the electrode layer is additionally arranged between every two adjacent friction layers.
Further as an improvement of the technical scheme of the invention, the electrode layer comprises a copper mesh and/or polyurethane foam.
Further as an improvement of the technical scheme of the invention, the mesh number of the copper net is 200-400 meshes.
Further as an improvement of the technical scheme of the invention, the insulation frame plate is additionally arranged between the polyurethane foam and the polyvinylidene fluoride fiber membrane.
As a further improvement of the technical scheme of the invention, the thickness of the polyurethane foam ranges from 0.5 mm to 1.5 mm.
As a further improvement of the technical solution of the present invention, both the electrode layer and the friction layer have flexibility.
In addition, the invention also provides a manufacturing method of the acoustic energy acquisition power generation device, which comprises the following steps:
manufacturing an electrode layer and an insulating frame plate;
preparing a 25 mass percent solution from a formic acid solution and an acetic acid solution according to a ratio of 3:1, heating and stirring the solution to completely dissolve the solution, and performing electrostatic spinning to prepare a nylon fiber membrane;
preparing 18% solution from N, N-dimethylformamide and acetone according to the proportion of 3:2, then doping the solution of perfluoroethylene propylene copolymer particles with the mass fraction range of 0.5% -2.0%, heating and stirring to completely dissolve the solution, and performing electrostatic spinning to prepare a polyvinylidene fluoride fiber membrane;
respectively attaching the nylon fiber membrane and the polyvinylidene fluoride fiber membrane to two sides of the insulating frame plate;
and electrode layers are respectively adhered to the outer side of the polyvinylidene fluoride fiber membrane and the outer side of the nylon fiber membrane.
Further as an improvement of the technical scheme of the invention, in the process of manufacturing the nylon fiber membrane, a formic acid solution and an acetic acid solution are prepared into a solution with the mass fraction of 25% according to the proportion of 3:1, the solution is heated to 80 ℃ and stirred for 1 hour to be completely dissolved, and electrostatic spinning is carried out to prepare the nylon fiber membrane.
Further as an improvement of the technical scheme of the invention, in the process of manufacturing the polyvinylidene fluoride fiber membrane, the N, N-dimethylformamide and the acetone are prepared into a solution with the concentration of 18 percent according to the proportion of 3:2, then the solution of perfluoroethylene propylene copolymer particles with the mass fraction range of 0.5 to 2.0 percent is doped, the solution is heated to 80 ℃ and stirred for 1 hour to be completely dissolved, and the polyvinylidene fluoride fiber membrane is manufactured by electrostatic spinning.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic block diagram of one embodiment of the present invention;
FIG. 2 is an exploded view of the embodiment of FIG. 1;
FIG. 3 is a graph of open circuit voltage and short circuit current output results for the amount of power generated during actual use of one embodiment of the present invention;
fig. 4 is a graph of open circuit voltage and short circuit current output results for different audio frequencies in accordance with an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.
In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
The invention provides a sound energy acquisition power generation device which can be applied to a traffic indicator light, generates power by acquiring noise of the surrounding environment of the traffic indicator light, supplies power to the traffic indicator light, and can be used as environmental noise monitoring and detecting application to monitor the noise volume according to the generated energy.
Referring to fig. 1 and 2, the acoustic energy collection power generation device comprises a friction layer 6, electrode layers are arranged on two sides of the friction layer 6, the friction layer 6 comprises a nylon fiber membrane 5, a polyvinylidene fluoride fiber membrane 4 and an insulating frame plate 2, the nylon fiber membrane 5 and the polyvinylidene fluoride fiber membrane 4 are respectively arranged on two sides of the insulating frame plate 2, and when sound passes through the friction layer 6, the nylon fiber membrane 5 and the polyvinylidene fluoride fiber membrane 4 can be contacted with each other or separated from each other under the action of sound pressure to form charge transfer.
In the application, when sound in the environment passes through frictional layer 6, nylon fiber membrane 5 and polyvinylidene fluoride fibrous membrane 4 can produce the vibration under the effect of acoustic pressure, thereby make nylon fiber membrane 5 and polyvinylidene fluoride fibrous membrane 4 contact each other or separate, thereby nylon fiber membrane 5 and polyvinylidene fluoride fibrous membrane 4 contact or can take place charge transfer in the separation process and form the potential difference, this potential difference can make and form the electric current between two electrode layers, this kind of power generation structure through nylon fiber membrane 5 and polyvinylidene fluoride fibrous membrane 4 formation can be with the low frequency sound energy conversion of sensing electric energy, it is more extensive to use in daily life.
Referring to fig. 3 and 4, in the practical test process, the power generation device of the present application obtains an open-circuit voltage of 40-170V, a short-circuit current of 3.9-33 μ A, and a power density of 0.22-1.28W/m2。
Specifically, as shown in fig. 2, nylon fiber membrane 5 and polyvinylidene fluoride fiber membrane 4 are rectangular plate-shaped structures, insulating frame plate 2 is rectangular frame plate structure, nylon fiber membrane 5, polyvinylidene fluoride fiber membrane 4 and insulating frame plate 2's size is all the same, nylon fiber membrane 5 and polyvinylidene fluoride fiber membrane 4 paste tightly in insulating frame plate 2's both sides, insulating frame plate 2 mainly plays the effect of isolation, when sound is through frictional layer 6, under the effect of acoustic pressure, nylon fiber membrane 5 and polyvinylidene fluoride fiber membrane 4 can vibrate, thereby contact each other or separate in insulating frame plate 2 inside.
In some embodiments, the friction layers 6 are provided with multiple layers, each friction layer 6 is sequentially stacked, and an electrode layer is additionally arranged between every two adjacent friction layers 6, so that a power generation structure with multiple friction layers 6 is formed, and the power generation amount is larger in the application process.
The electrode layer comprises a copper net 1, and specifically, the mesh number of the copper net 1 is 200-400 meshes.
In other embodiments, the electrode layer further comprises the polyurethane foam 3, and the polyurethane foam 3 has a good sound absorption function, can better collect sound in the environment and transmit the sound to the friction layer 6 for power generation, and effectively improves the power generation efficiency.
Further, the insulation frame plate 2 is additionally arranged between the polyurethane foam 3 and the polyvinylidene fluoride fiber membrane 4, and the polyurethane foam 3 vibrates when sound passes through the polyurethane foam 3, so that the polyurethane foam 3 and the polyvinylidene fluoride fiber membrane 4 are in contact separation to generate charge transfer, and thus, a potential difference is formed.
Furthermore, it is contemplated that all of the electrode layers may be provided as the copper mesh 1, all of the electrode layers may be provided as the polyurethane foam 3, or both of the copper mesh 1 and the polyurethane foam 3 may be provided as a mixture of the two electrode layers, i.e., one of the two electrode layers is the copper mesh 1 and one of the two electrode layers is the polyurethane foam 3, for example, in the embodiment shown in fig. 2, two friction layers are provided, wherein the copper mesh 1 is provided as the electrode layer on both sides of one friction layer, and the copper mesh 1 and the polyurethane foam 3 are provided as the electrode layer on both sides of the other friction layer 6, respectively.
In the present invention, the thickness of the polyurethane foam 3 ranges from 0.5 to 1.5 mm.
In some embodiments, both the electrode layer and the friction layer are flexible so that the electrode layer and the friction layer 6 can be more closely attached, and the nylon fiber membrane 5 and the polyvinylidene fluoride fiber membrane 4 of the friction layer 6 are also more closely attached to the insulating frame 2.
In addition, the invention provides a manufacturing method of the acoustic energy acquisition power generation device, which comprises the following steps:
manufacturing an electrode layer and an insulating frame plate 2;
preparing a 25 mass percent solution from a formic acid solution and an acetic acid solution according to the proportion of 3:1, heating and stirring the solution to completely dissolve the solution, and performing electrostatic spinning to prepare a nylon fiber membrane 5;
preparing 18% solution from N, N-dimethylformamide and acetone according to the proportion of 3:2, then doping the solution of perfluoroethylene propylene copolymer particles with the mass fraction range of 0.5% -2.0%, heating and stirring to completely dissolve the solution, and performing electrostatic spinning to prepare a polyvinylidene fluoride fiber membrane 4;
respectively attaching a nylon fiber membrane 5 and a polyvinylidene fluoride fiber membrane 4 to two sides of the insulating frame plate 2;
electrode layers are attached to the outer side of the polyvinylidene fluoride fiber membrane 4 and the outer side of the nylon fiber membrane 5.
In some embodiments, during the manufacturing process of the nylon fiber membrane 5, a formic acid solution and an acetic acid solution are prepared into a solution with a mass fraction of 25% according to a ratio of 3:1, and the solution is heated to 80 ℃ and stirred for 1 hour to be completely dissolved and is subjected to electrostatic spinning to form the nylon fiber membrane 5.
In other embodiments, during the manufacturing process of the polyvinylidene fluoride fiber membrane 4, a 18% solution is prepared by mixing N, N-dimethylformamide and acetone according to a ratio of 3:2, then a solution of perfluoroethylene propylene copolymer particles with a mass fraction ranging from 0.5% to 2.0% is doped, heated to 80 ° and stirred for 1 hour to completely dissolve the solution, and electrostatic spinning is performed to prepare the polyvinylidene fluoride fiber membrane 4.
Of course, the present invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. The utility model provides a power generation facility is gathered to acoustic energy which characterized in that: including the frictional layer, the both sides of frictional layer are equipped with the electrode layer, the frictional layer includes nylon fiber membrane, polyvinylidene fluoride fiber membrane and insulating deckle board, nylon fiber membrane with polyvinylidene fluoride fiber membrane establishes respectively the both sides of insulating deckle board, sound process during the frictional layer, nylon fiber membrane with polyvinylidene fluoride fiber membrane can contact each other or separate in order to form charge transfer under the effect of acoustic pressure.
2. The acoustic energy harvesting power generation assembly of claim 1, wherein: the friction layers are provided with a plurality of layers, each friction layer is sequentially stacked, and the electrode layer is additionally arranged between every two adjacent friction layers.
3. The acoustic energy harvesting power generation assembly of claim 1, wherein: the electrode layer includes a copper mesh and/or a polyurethane foam.
4. The acoustic energy harvesting power generation assembly of claim 3, wherein: the mesh number of the copper net is 200-400 meshes.
5. The acoustic energy harvesting power generation assembly of claim 3, wherein: the insulation frame plate is additionally arranged between the polyurethane foam and the polyvinylidene fluoride fiber membrane.
6. The acoustic energy harvesting power generation assembly of claim 3, wherein: the polyurethane foam has a thickness in the range of 0.5 to 1.5 mm.
7. The acoustic energy harvesting power generation assembly of claim 1, wherein: the electrode layer and the friction layer are both flexible.
8. A manufacturing method of a sound energy acquisition power generation device is characterized by comprising the following steps:
manufacturing an electrode layer and an insulating frame plate;
preparing a 25 mass percent solution from a formic acid solution and an acetic acid solution according to a ratio of 3:1, heating and stirring the solution to completely dissolve the solution, and performing electrostatic spinning to prepare a nylon fiber membrane;
preparing 18% solution from N, N-dimethylformamide and acetone according to the proportion of 3:2, then doping the solution of perfluoroethylene propylene copolymer particles with the mass fraction range of 0.5% -2.0%, heating and stirring to completely dissolve the solution, and performing electrostatic spinning to prepare a polyvinylidene fluoride fiber membrane;
respectively attaching the nylon fiber membrane and the polyvinylidene fluoride fiber membrane to two sides of the insulating frame plate;
and electrode layers are respectively adhered to the outer side of the polyvinylidene fluoride fiber membrane and the outer side of the nylon fiber membrane.
9. The method of claim 8, wherein the step of: in the process of preparing the nylon fiber membrane, a formic acid solution and an acetic acid solution are prepared into a solution with the mass fraction of 25% according to the proportion of 3:1, the solution is heated to 80 ℃ and stirred for 1 hour to be completely dissolved, and electrostatic spinning is carried out to prepare the nylon fiber membrane.
10. The method of claim 8, wherein the step of: in the manufacturing process of the polyvinylidene fluoride fiber membrane, N-dimethylformamide and acetone are prepared into a solution with the concentration of 18% according to the proportion of 3:2, then a solution of perfluoroethylene-propylene copolymer particles with the mass fraction range of 0.5% -2.0% is doped, the solution is heated to 80 ℃ and stirred for 1 hour to be completely dissolved, and electrostatic spinning is carried out to prepare the polyvinylidene fluoride fiber membrane.
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CN104836473A (en) * | 2014-02-07 | 2015-08-12 | 北京纳米能源与系统研究所 | Generator collecting acoustic energy and sound sensor |
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CN109412456A (en) * | 2018-11-03 | 2019-03-01 | 东华大学 | For converting mechanical energy to the friction nanometer power generator and preparation method thereof of electric energy |
CN112187091A (en) * | 2020-09-21 | 2021-01-05 | 青岛大学 | Anisotropic triboelectric nano-generator and preparation method and application method thereof |
CN112593341A (en) * | 2020-11-17 | 2021-04-02 | 广州市天河区暨南大学附属实验学校 | Underwater self-powered sensor and preparation method and application thereof |
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2021
- 2021-07-29 CN CN202110861242.XA patent/CN113612405A/en active Pending
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CN104836473A (en) * | 2014-02-07 | 2015-08-12 | 北京纳米能源与系统研究所 | Generator collecting acoustic energy and sound sensor |
US20160156282A1 (en) * | 2014-11-28 | 2016-06-02 | Research & Business Foundation Sungkyunkwan University | Fibrous triboelectric generator and electronic stimulator using the fibrous triboelectric generator and clothes using the electronic stimulator |
CN108616225A (en) * | 2018-04-25 | 2018-10-02 | 东华大学 | A kind of fiber base multilayered structure friction nanometer power generator and preparation method thereof |
CN109412456A (en) * | 2018-11-03 | 2019-03-01 | 东华大学 | For converting mechanical energy to the friction nanometer power generator and preparation method thereof of electric energy |
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