CN106655438B - Self-charging cloth and the method to be generated electricity using the self-charging cloth - Google Patents
Self-charging cloth and the method to be generated electricity using the self-charging cloth Download PDFInfo
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- CN106655438B CN106655438B CN201510673438.0A CN201510673438A CN106655438B CN 106655438 B CN106655438 B CN 106655438B CN 201510673438 A CN201510673438 A CN 201510673438A CN 106655438 B CN106655438 B CN 106655438B
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- friction generator
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- generator part
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
- D06M11/11—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Power Engineering (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The present invention relates to electronic fields, disclose a kind of self-charging cloth and the method using self-charging cloth power generation.Wherein, which includes the friction generator part being woven together and capacitor part, wherein the friction generator part is used to convert electric energy for the mechanical energy during human motion, and exports electric signal；And the capacitor part is used to store the electric signal of the friction generator part output.By using the present invention above-mentioned self-charging cloth and method, electric energy can be converted by the mechanical energy of human motion using soft wearable cloth, and store the electric energy, to realize the continued power to wearable electronic.
Description
Technical field
The present invention relates to electronic fields, and in particular, to a kind of self-charging cloth and the method using self-charging cloth power generation.
Background technique
Wearable device multifunction is the development trend of future electronic, has the huge market demand.However, making at present
Battery supply capacity is limited, volume is big, quality is heavy and is unable to bending, becomes the bottleneck of wearable device development.
Recently, there is the report of some linear flexible lithium ion batteries and supercapacitor.It is conductive in these reports
Fiber electrode usually using metal wire, spinning prepare carbon nano-tube fibre or graphene fiber, carbon fiber or coating
The fabric fibre of carbon material.But these above-mentioned methods cannot meet the claimed below of fiber electrode: (1) lightweight simultaneously；(2) low
Cost；(3) flexible and be easy to weave；(4) high conductivity.In addition, for the collection of energy of working environment, the prior art is usually wrapped
What is included is piezo-electric generating, thermoelectric power generation, Electromagnetic generation and triboelectricity etc., still not about passing through fiber cloth formula generator pair
Human motion can be carried out collection and the record using fiber energy storage device storage electric energy.
Summary of the invention
The object of the present invention is to provide a kind of self-charging cloth and using the method for self-charging cloth power generation, to solve existing skill
The problem of art.
To achieve the goals above, the present invention provides a kind of self-charging cloth, and self-charging cloth includes the friction being woven together
Master section and capacitor part, wherein the friction generator part is used to convert the mechanical energy during human motion
For electric energy, and export electric signal；And the capacitor part is used to store the electric signal of the friction generator part output.
The present invention also provides a kind of methods to be generated electricity using above-mentioned self-charging cloth, wherein cloth and the self-charging cloth
The friction generator part contact/separation moves back and forth, and produces electricl energy in the friction generator part；Alternatively, described rub
Relative motion between master section and human skin relative motion or two friction generator parts is wiped, is rubbed described
Master section is wiped to produce electricl energy；Alternatively, friction generator part bending deformation, generates in the friction generator part
Electric energy.
Through the above technical solutions, being used for the above-mentioned self-charging cloth of the present invention to weave clothing, it is possible thereby to by filling certainly
Friction generator part in electric cloth converts electric energy for the mechanical energy of human motion and exports electric signal, passes through the capacitor
Part is for storing the electric signal of the friction generator part output, to realize the lasting confession to wearable electronic
Electricity.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the circuit connection diagram of self-charging cloth according to an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the friction generator part of self-charging cloth according to an embodiment of the present invention；
Fig. 3 is to show the chemical property of the capacitor part of self-charging cloth according to an embodiment of the present invention
Figure；
Fig. 4 is to show the capacitor part of self-charging cloth according to an embodiment of the present invention to test in series and parallel
Schematic diagram；
Fig. 5 is showing for the flexible test for the capacitor part for showing self-charging cloth according to an embodiment of the present invention
It is intended to；
Fig. 6 is to show the resistance of the cloth for being coated with metallic nickel film or line according to an embodiment of the present invention with cloth
Or the schematic diagram of the length variation of line；
Fig. 7 is the working principle diagram of the friction generator part of self-charging cloth according to an embodiment of the present invention；
Opening when Fig. 8 is the friction generator part work for showing self-charging cloth according to an embodiment of the present invention
The schematic diagram of road voltage and short circuit current；And
Fig. 9 is to show the friction generator part under different motion frequency according to an embodiment of the present invention to electricity
The discharge curve of the charging curve of container part and corresponding 1 μ A electric current.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Fig. 1 is the circuit connection diagram of self-charging cloth according to an embodiment of the present invention.
As shown in Figure 1, the self-charging cloth that one embodiment of the present invention provides includes the friction generator being woven together
Part 10 and capacitor part 20, wherein the friction generator part 10 is used to turn the mechanical energy during human motion
Electric energy is turned to, and exports electric signal；And the capacitor part 20 is used to store the electricity of the friction generator part output
Signal.
Wherein, the electric signal stored in the capacitor part 20 can be used for for wearable electronic connected to it
30 power supplies.
By being used for the above-mentioned self-charging cloth of the present invention to weave clothing, it is possible thereby to pass through the friction hair in self-charging cloth
Motor part converts electric energy for the mechanical energy of human motion and exports electric signal, by the capacitor part for storing institute
The electric signal of friction generator part output is stated, to realize the continued power to wearable electronic (simply by the presence of human body
Movement, so that it may constantly convert mechanical energy into available electric energy).
According to an embodiment of the present invention, which further includes rectifier bridge 40, is connected to the friction generator
Between part 10 and the capacitor part 20, the electric signal for exporting the friction generator part 10 is rectified into direct current
Electric signal.To realize the charging to capacitor part 20.
According to an embodiment of the present invention, the friction generator part 10 includes the first electricity for exporting the electric signal
Pole 101 and second electrode 102, the first electrode 101 is the cloth or line of metal-plated membrane, and the second electrode 102 is
The successively cloth or line of metal-plated membrane and polymeric membrane.
Wherein, the first electrode 101 and the second electrode 102 intersect braiding, and preferred vertical is cross-woven.Example
Such as, by multiple 101 longitudinal arrangements of first electrode, and by multiple electrodes 102 relative to the multiple first electrode 101
Lateral cross weaves (as shown in Fig. 2, Fig. 2 is the friction generator part of self-charging cloth according to an embodiment of the present invention
Structural schematic diagram), vice versa.Multiple first electrodes 101 are connected together by conducting wire as an independent first electrode
101, similarly, multiple second electrodes 102 are connected together by conducting wire as an independent second electrode 102.First electrode
101 be to ensure that with the arrangement principle of second electrode 102 it is not short-circuit therebetween.
According to an embodiment of the present invention, the capacitor part 20 includes two electrodes and is respectively coated by described two
Electrode so that described two electrode insulations solid-state electrolyte layer, the electrode includes flexible substrates, is formed in the flexible base
The electrode material layer of bottom surface.
Wherein, two electrodes for being respectively coated by solid-state electrolyte layer are mutually wound or placed side by side.
Capacitor part 20 in the present invention has good chemical property, and Fig. 3 is to show one kind according to the present invention
The figure of the chemical property of the capacitor part of the self-charging cloth of embodiment.(a) in Fig. 3 shows capacitor part 20 and exists
The interior cyclic voltammetry result for carrying out different scanning rates between 0-0.8V.The sweep speed of cyclic voltammetry curve reaches as high as
1V/s, and keep close to rectangular shape, it is possible thereby to show that capacitor part 20 is double layer capacitor, and have good
Fast charging and discharging performance.As shown in (b) in Fig. 3, the constant current charge-discharge between 0-0.8V of capacitor part 20 most only needs fastly
The time of about 1s.As shown in (c) in Fig. 3, when charging and discharging currents are 0.1A/cm3When, discharge capacity 8.9mF/cm
(56.4mF/cm2), when increase current density 10 is again to 1A/cm3When, discharge capacity is 5mF/cm (31.8mF/cm2).In addition, such as
Shown in (d) in Fig. 3, capacitor part 20 has stable cycle performance, in 0.2A/cm3Charge and discharge cycles 10000 under electric current
It is secondary, capacity retention 96%.
Wherein it is possible to by the way that the capacitor part 20 of different number is regulated and controled voltage or electric current in series and parallel.For example,
(a) in Fig. 4 is the charging and discharging curve after 1 to 5 capacitor part 20 is connected, and can increase voltage with highest to 4V.In Fig. 4
It (b) is the cyclic voltammetry curve after 1 to 5 20 parallel connection of capacitor part, it can be with linearly increasing electric current.
According to an embodiment of the present invention, the electrode material layer includes sequentially forming on the flexible substrates surface
Metal film and graphene film.
Wherein, the flexible substrates are cloth or line.For example, the cloth or line can for polyester fiber line (or cloth),
Cotton thread (or cloth), nylon wire (or cloth) etc., the invention is not limited thereto.Using such as polyester fiber line, line
Diameter range can be for example 20 μm to 5cm.
In the present invention, due to capacitor part 20 using cloth or line as substrate, capacitor provided by the invention
Device part 20 has good flexibility.As shown in (a) and (b) in Fig. 5, capacitor part 20 bending angle be 30,60,
90, the cyclic voltammetry curve under 180 degree has almost no change.It is curved by 1000 180 ° of circulations in Fig. 5 shown in (c) and (d)
Song, the charge and discharge capacitance amount of capacitor part 20 is almost without decline.It can be seen that fibre supercapacitors of the invention have
Good electrochemical stability and flexibility can be applied to wearing electronic equipment.
According to an embodiment of the present invention, the metal film is metallic nickel film.Alternatively, shown metal film can be with
For copper metal film, aluminium film or metallic iron film etc..
The cloth or line for being coated with metallic nickel film have good conductive property, as shown in fig. 6, its resistance linearly increases with length
Add (i.e. nickel film is uniform), and resistance per unit length is only 1.48Ohm/cm.
Wherein, in the present invention, metallic nickel is prepared by electroless process.For example, by taking conventional polyester fiber line as an example,
The Representative synthetic procedures of the plating nickel on surface metal film of polyester fiber line are as follows: utilize metal palladium ion Pd2+With metal stannous Sn2+From
Son is used as catalyst, and reaction generates metallic nickel in the reaction solution containing nickel ion.First polyester fiber line (or cloth) is used
Deionized water cleaning, then successively immerse SnCl2Aqueous solution (10g/L SnCl2With 40mL/L 38%HCl) and PdCl2Aqueous solution
(0.5g/L PdCl2Each 10 minutes with 20mL/L 38%HCl), it is both needed to be cleaned with deionized water every time.Then by polyester fiber
Line (or cloth) is put into the reaction solution containing nickel ion (17.5g/L NiSO4、25g/L NaH2PO2·H2O、30g/L H3BO3、
15g/L Na3C6H5O7·2H2O), pH value is adjusted with the NaOH solution that mass fraction is 10%.Pass through control reaction time, reaction
The pH value that liquid is held in temperature and reaction can control the electric conductivity of conductive electrode.Range of reaction temperature can be Celsius for 25-100
Degree, solution pH range are 7-12, and the reaction time is usually 24 hours at room temperature, and the reaction time can under conditions of 80 degrees Celsius
It foreshortens to 10 minutes.
In the present invention, graphene is prepared by hydro-thermal self-assembling method.For example, being metallic nickel film in aforementioned metal film
In the case of, in the sealed bottle for the graphene oxide water solution that the polyester fiber line for being coated with metallic nickel film is immersed 2mg/mL, heating
To 80 degrees Celsius and 2 to 6 hours are kept the temperature, graphene oxide membrane can be formed on nickel plating polyester fiber line surface.Then, it then uses
The aqueous ascorbic acid of 0.1mol/L 80 degrees Celsius redox graphene 2 to 6 hours, then take out polyester fiber line,
And residual ascorbic acid is washed with deionized water, and spontaneously dry the polyester fiber line that can be prepared by being coated with graphene film.
It will be appreciated by those skilled in the art that above-mentioned preparation method about metallic nickel and graphene and in the method
Each solution concentration content and reaction condition used is exemplary, and is not intended to limit the present invention.In addition, art technology
Personnel also can be used existing mode in the prior art and prepare metallic nickel and graphene, and the present invention is defined not to this.
According to an embodiment of the present invention, the polymeric membrane is Parylene (Parylene) polymeric membrane.Its
In, Parylene polymeric membrane can be formed on the metallic nickel film by chemical vapour deposition technique, in the method, used
Gas source of Dichloro- [the 2,2]-paracyclophane (dichloro-p-xylene dimer) as plated film.
According to an embodiment of the present invention, solid-state electrolyte layer can be gel solid-state electrolyte layer.Such as PVA/
H3PO4Or PVA/LiCl.
With polyvinyl alcohol/phosphoric acid gel electrolyte (PVA/H3PO4) for, it can be prepared via a method which, first by 1g
PVA/H3PO4It is added in 10mL water, and is stirred 1 hour in 90 DEG C of oil baths, then cooled to room temperature, 1g concentrated phosphoric acid is added
(mass fraction 85%) thus obtains gel solid electrolyte solution.Later, two formation there is into electrode material layer
Flexible substrates are immersed in the gel solid electrolyte solution, and two electrodes of capacitor part 20 are obtained after taking-up,
Described two electrodes is contacted to obtain capacitor part 20.
Similarly, above-mentioned preparation method and each solution concentration content and reaction condition are used in the method
Illustratively, it is not intended to limit the present invention.Equally, existing mode in the prior art also can be used in those skilled in the art
Gel electrolyte is prepared, the present invention is defined not to this.
Although invention has been described by taking line as an example in the above-described embodiment, those skilled in the art should be managed
Solution is similar to using cloth with using the situation of line, and the present invention repeats no more.For example, used line is replaced with centainly
The cloth of width, cloth can be obtained by cutting cloth, and width for example can be 0.2cm to 5cm, art technology
Personnel can set according to the actual situation.
The present invention also provides a kind of methods using the self-charging cloth power generation in above embodiment, wherein cloth and institute
10 contacts of the friction generator part/separation for stating self-charging cloth moves back and forth, and generates in the friction generator part 10
Electric energy；Alternatively, the friction generator part 10 and human skin relative motion or two friction generator parts 10 it
Between relative motion, produced electricl energy in the friction generator part 10；Alternatively, 10 bending deformation of friction generator part,
It is produced electricl energy in the friction generator part 10.
Fig. 7 is the working principle diagram of the friction generator part of self-charging cloth according to an embodiment of the present invention.Fig. 8
Open-circuit voltage and short when being the friction generator part work for showing self-charging cloth according to an embodiment of the present invention
The schematic diagram of road electric current.Fig. 9 is the friction generator under different motion frequency shown according to an embodiment of the present invention
Part is to the charging curve of capacitor part and the discharge curve of corresponding 1 μ A electric current.This is described below with reference to Fig. 7 to Fig. 9
The electricity generating principle of the friction generator part 10 of invention.In Fig. 7 into Fig. 9, by taking polyester fiber, nickel film and parylene as an example into
Row explanation.
Friction generator part 10 of the invention collects human motion mechanical energy.As shown in fig. 7, when one piece of common cloth with
When friction generator part 10 is contacted, triboelectrification effect makes the surface parylene form negative electrical charge, when common cloth is remote
From when, between two nickel electrodes due to the effect electronics of electrostatic induction pass through external circuit flow.It is reciprocal when contact/separate
When relative motion, is produced electricl energy in friction generator part 10, will form the alternating current back and forth flowed in external circuit.With connecing
The increase of touching/disengaging movement frequency, the output short circuit current of external circuit also will increase (shown in (b) in such as Fig. 8), but export
Open circuit voltage variations are less (shown in (a) in such as Fig. 8).The power generation of friction generator part 10 can also pass through friction generator portion
The relative motion and single triboelectricity being divided between 10 and the relative motion of human skin, two friction generator parts 10
(since self-charging cloth itself has preferable flexibility, the movement of human body is correspondingly driven for the bending deformation of machine part 10 itself
Self-charging cloth occurs bending and deformation) Lai Shixian, it is produced electricl energy in friction generator part 10.Self-charging cloth of the invention uses soft
Property cloth or line as base material, be easy to weave, breathe freely and it is flexible.
Friction generator part 10 and capacitor part 20 of the invention can be woven into a Zhang Buzhong.In friction generator portion
Divide and connect a rectifier bridge between 10 and capacitor part 20, the output alternating current of friction generator part 10 can be become only
There is forward current output, so as to charge to capacitor part 20.As shown in figure 9, working as the reciprocating motion of power generation cloth and common cloth
When frequency is 5Hz, three concatenated capacitors can be charged to 2.1V, and the capacitor after charging can be in 1 μ in 2009 seconds
Continuous discharge 811 seconds under A electric current.When reciprocating frequency is 10Hz, the charging time only needs 913 seconds, and continuous discharge
Time is 808 seconds.It can be seen that self-charging cloth of the invention can realize collection and store function to human motion energy.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (9)
1. a kind of self-charging cloth, wherein the self-charging cloth includes the friction generator part being woven together and capacitor part,
Wherein,
The friction generator part is used to convert electric energy for the mechanical energy during human motion, and exports electric signal；With
And
The capacitor part is used to store the electric signal of the friction generator part output,
Wherein, the friction generator part includes the first electrode and second electrode for exporting the electric signal, first electricity
Pole and the second electrode intersect braiding, and the first electrode is the cloth or line of metal-plated membrane, and second electricity
The extremely successively cloth or line of metal-plated membrane and polymeric membrane.
2. self-charging cloth according to claim 1, wherein the self-charging cloth further includes rectifier bridge, is connected to the friction
Between master section and the capacitor part, the electric signal for exporting the friction generator part is rectified into direct current
Electric signal.
3. self-charging cloth according to claim 1 or 2, wherein the capacitor part includes two electrodes and wraps respectively
Cover described two electrodes so that described two electrode insulations solid-state electrolyte layer, the electrode includes flexible substrates, is formed in
The electrode material layer on the flexible substrates surface.
4. self-charging cloth according to claim 3, wherein the electrode material layer be included in the flexible substrates surface according to
The metal film and graphene film of secondary formation.
5. self-charging cloth according to claim 3, wherein the flexible substrates are cloth or line.
6. self-charging cloth according to claim 3, wherein two electrode phases for being respectively coated by solid-state electrolyte layer
Mutually winding or placed side by side.
7. self-charging cloth according to claim 1, wherein the metal film is metallic nickel film, copper film, aluminium film or iron film.
8. self-charging cloth according to claim 1, wherein the polymeric membrane is Parylene polymeric membrane.
9. a kind of method to be generated electricity using self-charging cloth of any of claims 1-8, wherein
Cloth contacts/separates reciprocating motion with the friction generator part of the self-charging cloth, in the friction generator
Part produces electricl energy；
Alternatively, phase between the friction generator part and human skin relative motion or two friction generator parts
To movement, produced electricl energy in the friction generator part；
Alternatively, friction generator part bending deformation, produces electricl energy in the friction generator part.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673438.0A CN106655438B (en) | 2015-10-16 | 2015-10-16 | Self-charging cloth and the method to be generated electricity using the self-charging cloth |
| PCT/CN2016/102142 WO2017063582A1 (en) | 2015-10-16 | 2016-10-14 | Self-charging cloth and method for generating electricity using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673438.0A CN106655438B (en) | 2015-10-16 | 2015-10-16 | Self-charging cloth and the method to be generated electricity using the self-charging cloth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106655438A CN106655438A (en) | 2017-05-10 |
| CN106655438B true CN106655438B (en) | 2019-07-26 |
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| CN201510673438.0A Active CN106655438B (en) | 2015-10-16 | 2015-10-16 | Self-charging cloth and the method to be generated electricity using the self-charging cloth |
Country Status (2)
| Country | Link |
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| CN (1) | CN106655438B (en) |
| WO (1) | WO2017063582A1 (en) |
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| CN107134943B (en) * | 2017-06-01 | 2019-04-05 | 苏州大学 | A kind of stretchable self-contained electric system, preparation method and wearable device |
| CN109750403B (en) * | 2017-11-01 | 2021-05-11 | 北京纳米能源与系统研究所 | Power generation cloth, wearable device and sensor based on friction nano generator |
| CN111193313B (en) * | 2018-11-15 | 2021-11-16 | 北京纳米能源与系统研究所 | Self-charging energy system and preparation method thereof |
| CN111313742B (en) * | 2019-01-30 | 2021-07-27 | 北京纳米能源与系统研究所 | Power management module for friction nano generator and intelligent buoy system |
| CN111668525B (en) * | 2019-03-06 | 2021-10-12 | 清华大学 | Self-charging energy storage device |
| CN110129964B (en) * | 2019-04-26 | 2020-12-22 | 东华大学 | Three-dimensional angle interlocking power generation fabric and preparation method thereof |
| CN110739879B (en) * | 2019-09-18 | 2021-04-06 | 浙江大学 | Integrated flexible self-charging power supply for collecting agricultural environment energy and preparation method thereof |
| CN111636131B (en) * | 2020-04-17 | 2021-11-05 | 华中科技大学 | Fabric generating electricity by airflow and preparation method and application thereof |
| CN111998731B (en) * | 2020-06-19 | 2023-08-18 | 江苏大学 | Rocket target ring number detection device based on friction electrification of super-elastomer material |
| CN112583297B (en) * | 2020-11-25 | 2022-03-08 | 江苏科技大学 | Friction nanometer generator based on fiber sliding and preparation method thereof |
| CN112729091B (en) * | 2020-12-30 | 2022-06-07 | 交通运输部公路科学研究所 | Self-harvesting energy triboelectric bridge support health monitoring system and support adjusting method |
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- 2015-10-16 CN CN201510673438.0A patent/CN106655438B/en active Active
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2016
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| Publication number | Publication date |
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| WO2017063582A1 (en) | 2017-04-20 |
| CN106655438A (en) | 2017-05-10 |
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