CN109505736A - A kind of preparation method for the compound energy system being collected simultaneously wind energy and water energy - Google Patents
A kind of preparation method for the compound energy system being collected simultaneously wind energy and water energy Download PDFInfo
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- CN109505736A CN109505736A CN201811240702.1A CN201811240702A CN109505736A CN 109505736 A CN109505736 A CN 109505736A CN 201811240702 A CN201811240702 A CN 201811240702A CN 109505736 A CN109505736 A CN 109505736A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/008—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with water energy converters, e.g. a water turbine
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
One kind can be collected simultaneously wind energy and water energy compound energy system.Using tumbler shape structure, including top lightweight conical structure and lower hemispherical understructure；Single electrode contact-separate type friction nanometer power generator that top lightweight conical structure is mutually rubbed using one with the water surface or wave realizes the conversion from wave energy to electric energy；Lower hemispherical understructure realizes that the multiple tumbler shape structures of conversion from wind energy to electric energy can integrate composition power generation network using a single electrode slidingtype friction nanometer power generator.Top lightweight conical structure is a three-layer thin-film composite construction, and lower hemispherical understructure is five layers of composite construction.Circular cone basal diameter is identical as hemispherical diameter, and the two connects completely, constitutes the tumbler shape structure an of closed hollow, includes lightweight bead, freely can roll or slide inside it.The present invention to the size and Orientation of wave without limitation, has the characteristics that at low cost, small in size, the service life is long, energy conversion efficiency is high to wind-force size and wind direction no requirement (NR).
Description
Technical field
The present invention relates to micro-nano energy source utilizing electricity generating techn fields, and in particular to one kind can be collected simultaneously the compound of wind energy and water energy
Energy resource system.
Background technique
The increasingly consumption of three macrofossil fuel, brings the serious problems such as environmental pollution and shortage of resources.Therefore, scientist
Always search for the new energy Land use systems of clean and effective.The effectively solar energy in collection environment, wind energy, water energy, vibration
Ignored milli machine is easy in kinetic energy, wave energy, biological energy source etc., especially environment to be aroused widespread concern.
Friction nanometer power generator has been invented by 2012 Nian Wang middle forest groups, using triboelectrification and electrostatic coupling effect, realizes mechanical energy
Conversion to electric energy has huge application prospect.
Currently, the friction nanometer power generator for collecting wind energy is mainly based upon flutter contact separation formula and rotates independent frictional layer
Two kinds of operating modes of formula.Wherein the first output is higher, and electrostatic capacity sensor is strong；The abrasion of second of generation is smaller, has steady
The advantage of qualitative length of good and service life.But both operating modes have complex structural designs, wind-force demand levels larger etc.
Defect, wind must especially be poured into device air inlet to work, and significantly limit use condition and use environment.It collects
The main operation modes of the friction nanometer power generator of water energy are divided into two kinds, one is and water direct contact type, by solid liquid interface
Or rub caused by water flow or wave on gas-liquid interface, disadvantage is to be easy electric leakage；The second is being grown up to be a useful person using kinetic energy of wave conversion
The mechanical energy of part, and then device inside different medium is made to carry out triboelectricity, to be converted to electric energy, restrictive condition is must be with
Wave generates relative motion and could work normally.Either surfy ocean or the lake that gleams of light are reflecting on waves in the river, water energy and wind
It can all be simultaneous, and various operating modes described above can only all collect single wind energy or single water energy, Wu Fatong
When collect water energy and wind energy, reduce energy conversion efficiency to a certain extent, limit and be more widely applied.
Summary of the invention
In view of the above problems, the present invention provides a kind of compound energy systems that can be collected simultaneously wind energy and water energy.
To achieve the goals above, the following technical solutions are proposed by the present invention: one kind can be collected simultaneously wind energy and water energy
Compound energy system, which is characterized in that use tumbler shape structure, including top lightweight conical structure and lower hemispherical pedestal
Structure；The top lightweight conical structure is received using the single electrode mutually to rub with the water surface or wave a contact-separate type friction
Rice generator realizes the conversion from wave energy to electric energy；The lower hemispherical understructure is rubbed using a single electrode slidingtype
Wipe conversion of the nano generator realization from wind energy to electric energy.Multiple tumbler shape structures can integrate composition power generation network.Further
Ground, the top lightweight conical structure are a three-layer thin-film composite constructions, including outermost first frictional layer, intermediate electricity
Second frictional layer of pole layer and innermost layer；The lower hemispherical understructure is five layers of composite construction, including from outside to
It is interior, stack gradually from top to bottom, waterproof insulation hemispherical substrate, center of gravity filler, electrode layer, the second frictional layer, can be free
The lightweight bead for rolling or sliding；The bottom surface of the top lightweight conical structure is sky, the maximum of lower hemispherical understructure
Section is sky, and circular cone basal diameter is identical as hemispherical diameter, and the two connects completely, constitutes the tumbler shape knot an of closed hollow
Structure, lightweight bead freely can be rolled or be slided inside it；The electrode layer and lower hemispherical pedestal of top lightweight conical structure
The electrode layer of structure is connected, and is wired in external circuit；Second frictional layer of top lightweight conical structure is under
Second frictional layer of portion's domed base structure is connected.
Further, the height of the friction nanometer power generator is 6-20cm, and top lightweight conical structure height is 3-
10cm, circular cone basal diameter and lower hemisphere diameter are 3-10cm.
Further, first frictional layer is waterproof insulation fexible film, and material therefor includes poly terephthalic acid second
Diol ester, polyvinyl chloride, fluorinated ethylene propylene copolymer, polyimides, polytetrafluoroethylene (PTFE) or polycarbonate；Preferably, first
Friction layer surface can carry out plasma etching, carve micro-structure to increase hydrophobicity and contact area.
Further, the electrode layer be conductive membrane layer include indium tin oxide, silver nanowire film, conductive carbon fibre,
Metal or alloy, wherein the metal includes silver, gold, platinum, palladium, aluminium, nickel, copper, titanium, chromium, iron, manganese, tin, molybdenum, tungsten or vanadium, with
And the alloy formed by above-mentioned metal.
Further, the waterproof insulation hemispherical substrate is acrylic hollow hemisphere, with a thickness of 1cm；Further,
The center of gravity filler is paraffin, type is re-solidified into after fusible, for reducing entire device center of gravity；Further, described
Lightweight bead is the hollow sphere or medicine ball that hollow sphere, medicine ball or surface are coated with other materials, wherein medicine ball is hollow
The material of ball includes polypropylene, silicon rubber, polystyrene, polytetrafluoroethylene (PTFE) or polyurethane, and the material of cladding includes ethyl cellulose
Element, polyvinylidene fluoride, polymethyl methacrylate, graphene.
Further, ethylene-vinegar is utilized between the top lightweight conical structure and the lower hemispherical understructure
Sour ethylene copolymer is connected and is fixed, all after encapsulation using silicone adhesive in outer surface progress water-proofing treatment.
A kind of preparation method for the compound energy system that can be collected simultaneously wind energy and water energy as described above, feature exist
In second frictional layer is coated in the fumed silica on electrode layer, and preparation method includes that fumed silica is outstanding
The preparation and spraying of turbid, dry three steps, the preparation step of the fumed silica suspension are as follows:
(1) it configures polymethyl methacrylate solution: polymethylmethacrylate powder and N-Methyl pyrrolidone is pressed
It is mixed according to the ratio of mass ratio 1:9, is placed on magnetic agitation 30min under conditions of 50 DEG C；
(2) configure polyvinylidene fluoride solution: by polyvinylidene fluoride solid and acetone according to mass ratio 1:9 ratio into
Row mixing, places magnetic agitation 30min at room temperature；
(3) it configures silica suspension: will gather obtained in polymethyl methacrylate solution obtained in (1), (2)
Vinylidene fluoride solution, fumed silica powder, acetone are mixed according to the ratio of mass ratio 1:1:13.6, first ultrasound shake
10min is swung, then is placed in room temperature environment and carries out magnetic agitation.
Further, the spraying and dry step are that silica suspension is equably sprayed using atomizing lance
It to electrode layer surface, then places and is dried at room temperature for 3-5 hours, or the dry 30min-1h in 50 DEG C of air dry oven, make
Solvent is evaporated completely.
The invention has the benefit that
(1) by with special tumbler structure, design construction one can be collected simultaneously the hydrophobic of wind energy and water energy
Anticreep compound energy system；
(2) not only wind-force size and wind direction are not required, but also there is no limit environment adapts to model to the size and Orientation of wave
Enclose wide, suitable application；
(3) have the characteristics that at low cost, small in size, the service life is long, energy conversion efficiency is high.
Detailed description of the invention
Fig. 1 can be collected simultaneously the individual devices structural schematic diagram of the compound energy system of wind energy and water energy,
Fig. 2 can be collected simultaneously the individual devices operating mode schematic diagram of the compound energy system of wind energy and water energy,
Fig. 3 can be collected simultaneously the output performance of the individual devices of the compound energy system of wind energy and water energy,
Fig. 4 can be collected simultaneously the compound energy system of wind energy and water energy multiple devices it is integrated after output performance.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.On the contrary, the present invention cover it is any be defined by the claims do on the essence and scope of the present invention
Substitution, modification, equivalent method and scheme.Further, in order to make the public have a better understanding the present invention, below to this
It is detailed to describe some specific detail sections in the datail description of invention.It is thin without these for a person skilled in the art
The present invention can also be understood completely in the description of section part.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as a limitation of the invention.
Most preferred embodiment is enumerated below for of the invention:
Embodiment 1:
As shown in Figure 1, one kind of the present invention can be collected simultaneously the compound energy system of wind energy and water energy, which is characterized in that
Including top lightweight conical structure and lower hemispherical understructure；The top lightweight conical structure using one with the water surface or
The single electrode contact that wave mutually rubs-separate type friction nanometer power generator realizes the conversion from wave energy to electric energy；The lower part
Domed base structure realizes the conversion from wind energy to electric energy using a single electrode slidingtype friction nanometer power generator.
The top lightweight conical structure is a three-layer thin-film composite construction, including outermost first frictional layer, in
Between electrode layer and innermost layer the second frictional layer, preparation process is as follows:
The pet film for being prepared as choosing 0.1mm thickness of (1) first frictional layer, is cut into diameter
For the semicircle of 8.5cm, plasma etching is carried out on a surface wherein, etching gas is argon gas, flow velocity 10sccm, function
Rate is 50W, working time 600s；
(2) copper foil for being prepared as choosing 0.065mm thickness of electrode layer, adheres on the surface that the first frictional layer does not etch；
(3) second frictional layers are prepared as coating fumed silica on electrode layer, and step includes fumed silica
The configuration and spraying of suspension, dry three steps；
The configuration step of the fumed silica suspension are as follows:
A. polymethyl methacrylate solution is configured: by 0.10g polymethylmethacrylate powder and 0.90gN- methyl pyrrole
Pyrrolidone is mixed, and magnetic agitation 30min under conditions of 50 DEG C is placed on；
B. it configures polyvinylidene fluoride solution: 0.10g polyvinylidene fluoride solid and 0.90g acetone being mixed, put
Set magnetic agitation 30min at room temperature；
C. it configures silica suspension: will gather obtained in polymethyl methacrylate solution obtained in (1), (2)
Vinylidene fluoride solution, 1.0g fumed silica powder, 13.6g acetone is according to mixing, first ultrasonic vibration 10min, then places
Magnetic agitation 1h is carried out in room temperature environment；
The spraying and dry step are that silica suspension is equably sprayed to electrode layer using atomizing lance
Surface, then dry 30min is placed in 50 DEG C of air dry oven, it is evaporated solvent completely.
The one of etching is faced out, the second frictional layer surrounds circular cone, make the basal diameter 6cm of circular cone in most the inside, high
Degree is 6cm, and bottom is hollow, constitutes top lightweight conical structure.
The lower hemispherical understructure is five layers of composite construction, including from outside to inside, successively heap from top to bottom
Folded, waterproof insulation hemispherical substrate, center of gravity filler, electrode layer, the second frictional layer, the lightweight that freely can roll or slide are small
Ball, preparation process are as follows:
The waterproof insulation hemispherical substrate chooses acrylic hollow hemisphere, with a thickness of 1cm, diameter 6cm；The center of gravity
Filler chooses paraffin, pours into hemisphere after heating fusing, makes the two quality summation up to 12g, is polished flat upper surface after cooling
It is whole.
The preparation method of the electrode layer and the second frictional layer is same as above；Electrode layer is adhered into hemisphere inner wall and paraffin surface
On, paraffin surface center of circle part reserves the blank of diameter about 2cm not adhesive electrodes layer, and the second frictional layer is sprayed to electrode layer table
Face.
The lightweight bead chooses polypropylene hollow ball, and diameter 10mm, is placed on inside hemisphere by quantity 3；
The encapsulation process is that ethylene-vinegar will be utilized between top lightweight conical structure and lower hemispherical understructure
Sour ethylene copolymer is connected and is fixed, and the bottom surface of top lightweight conical structure is sky, the maximum of lower hemispherical understructure
Section is sky, and circular cone basal diameter is identical as hemispherical diameter, and the two connects completely, constitutes the tumbler shape knot an of closed hollow
Structure, lightweight bead freely can be rolled or be slided inside it；The electrode layer and lower hemispherical pedestal of top lightweight conical structure
The electrode layer of structure is connected, and is wired in external circuit；Second frictional layer of top lightweight conical structure is under
Second frictional layer of portion's domed base structure is connected；All carried out at waterproof using silicone adhesive in outer surface after encapsulation
Reason.
Embodiment 2
The preparation method of the compound energy system of the present embodiment is substantially the same manner as Example 1, only unlike:
The lightweight bead chooses polypropylene hollow ball, coats polyvinylidene fluoride on surface, diameter 10mm, and quantity 3,
It is placed on inside hemisphere；
The configuration method of polyvinylidene fluoride solution is to mix 0.10g polyvinylidene fluoride solid and 0.90g acetone
It closes, places magnetic agitation 30min at room temperature；Coated in after in polypropylene pellets in 50 DEG C of electric drying oven with forced convection
20min is placed, solvent is evaporated.
Embodiment 3
The preparation method of the compound energy system of the present embodiment is substantially the same manner as Example 1, only unlike:
It is 9cm that the acrylic hemisphere, which chooses diameter, and the size of the first frictional layer is the semicircle of diameter 12.7cm, surrounds circle
The height of cone is 9cm, basal diameter 9cm；
The center of gravity filler chooses paraffin, pours into hemisphere after heating fusing, makes the two quality summation up to 20g, cooling
Upper surface is polished flat afterwards；
The lightweight bead chooses polytetrafluoroethylene (PTFE) medicine ball, and diameter 15mm, is placed on inside hemisphere by quantity 3.
Embodiment 4
The preparation method of the compound energy system of the present embodiment is substantially the same manner as Example 1, only unlike:
16 tumbler shape structure parallel connections after rectifying respectively integrate, and constitute the power generation network of a 4*4.
Claims (10)
1. a kind of compound energy system for being collected simultaneously wind energy and water energy, which is characterized in that use tumbler shape structure, including upper
Portion's lightweight conical structure and lower hemispherical understructure；The top lightweight conical structure utilizes one and the water surface or wave phase
The single electrode contact of friction-separate type friction nanometer power generator realizes the conversion from wave energy to electric energy；The lower hemispherical
Understructure realizes the conversion from wind energy to electric energy, multiple tumbler shapes using a single electrode slidingtype friction nanometer power generator
Structure can integrate composition power generation network.
2. compound energy system as described in claim 1, which is characterized in that the top lightweight conical structure is one three layers
Film composite structure, the second frictional layer including outermost first frictional layer, intermediate electrode layer and innermost layer.
3. compound energy system as described in claim 1, which is characterized in that the lower hemispherical understructure is one five
Layer composite construction, including what is stacked gradually from outside to inside, from top to bottom, waterproof insulation hemispherical substrate, center of gravity filler, electrode
Layer, the second frictional layer, the lightweight bead that freely can be rolled or slide；The lower hemispherical understructure is one five layers compound
Structure, including what is stacked gradually from outside to inside, from top to bottom, waterproof insulation hemispherical substrate, center of gravity filler, electrode layer,
Two frictional layers, the lightweight bead that freely can be rolled or slide；The bottom surface of the top lightweight conical structure is sky, lower hemispherical
The maximum cross-section of understructure is sky, and circular cone basal diameter is identical as hemispherical diameter, and the two connects completely, and it is empty to constitute a closing
The tumbler shape structure of the heart, lightweight bead freely can be rolled or be slided inside it；The electrode layer of top lightweight conical structure and
The electrode layer of lower hemispherical understructure is connected, and is wired in external circuit；Top lightweight conical structure
Second frictional layer is connected with the second frictional layer of lower hemispherical understructure.
4. compound energy system as described in claim 1, which is characterized in that the height of the friction nanometer power generator is 6-
20cm, top lightweight conical structure height are 3-10cm, and circular cone basal diameter and lower hemisphere diameter are 3-10cm.
5. compound energy system as described in claim 1, which is characterized in that first frictional layer is waterproof insulation flexible thin
Film, material therefor include polyethylene terephthalate, polyvinyl chloride, fluorinated ethylene propylene copolymer, polyimides, poly- four
Vinyl fluoride or polycarbonate；Preferably, the first friction layer surface can carry out plasma etching, and it is hydrophobic to increase to carve micro-structure
Property and contact area.
6. compound energy system as described in claim 1, which is characterized in that the electrode layer is that conductive membrane layer includes indium tin
Oxide, silver nanowire film, conductive carbon fibre, metal or alloy, wherein the metal include silver, gold, platinum, palladium, aluminium, nickel,
Copper, titanium, chromium, iron, manganese, tin, molybdenum, tungsten or vanadium, and the alloy formed by above-mentioned metal.
7. compound energy system as described in claim 1, which is characterized in that the waterproof insulation hemispherical substrate is sub- gram
Power hollow hemisphere, with a thickness of 1cm；The center of gravity filler is paraffin, type is re-solidified into after fusible, for reducing entire device
Part center of gravity；The lightweight bead is the hollow sphere or medicine ball that hollow sphere, medicine ball or surface are coated with other materials, wherein
The material of medicine ball or hollow sphere includes polypropylene, silicon rubber, polystyrene, polytetrafluoroethylene (PTFE) or polyurethane, the material of cladding
Including ethyl cellulose, polyvinylidene fluoride, polymethyl methacrylate, graphene.
8. compound energy system as described in claim 1, which is characterized in that the top lightweight conical structure and the lower part
It is connected and is fixed using ethylene-vinyl acetate copolymer between domed base structure, all utilize silicone after encapsulation
Glue carries out water-proofing treatment in outer surface.
9. a kind of preparation method of compound energy system described in claim 2 or 3, it is characterised in that second frictional layer
For coated in the fumed silica on electrode layer, preparation method includes the preparation and spray of fumed silica suspension
It applies, dry three steps；The preparation step of the fumed silica suspension are as follows:
(1) polymethyl methacrylate solution is configured: by polymethylmethacrylate powder and N-Methyl pyrrolidone according to matter
It measures the ratio than 1:9 to be mixed, is placed on magnetic agitation 30min under conditions of 50 DEG C；
(2) it configures polyvinylidene fluoride solution: polyvinylidene fluoride solid and acetone is mixed according to the ratio of mass ratio 1:9
It closes, places magnetic agitation 30min at room temperature；
(3) it configures silica suspension: inclined two will be gathered obtained in polymethyl methacrylate solution obtained in (1), (2)
Vinyl fluoride solution, fumed silica powder, acetone are mixed according to the ratio of mass ratio 1:1:13.6, first ultrasonic vibration
10min, then be placed in room temperature environment and carry out magnetic agitation.
10. the preparation method of compound energy system as claimed in claim 9, it is characterised in that the spraying and dry step
It is silica suspension equably to be sprayed to electrode layer surface using atomizing lance, then place that be dried at room temperature for 3-5 small
When, or the dry 30min-1h in 50 DEG C of air dry oven, it is evaporated solvent completely.
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Cited By (7)
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| CN110752765A (en) * | 2019-10-29 | 2020-02-04 | 广东工业大学 | Friction nanometer generator for collecting electric energy generated by water mist and processing method thereof |
| CN110905712A (en) * | 2019-11-28 | 2020-03-24 | 北京纳米能源与系统研究所 | Wave energy collecting device and offshore power generation equipment |
| CN111049419A (en) * | 2020-01-06 | 2020-04-21 | 闽江学院 | Hemispherical friction nano generator capable of collecting water energy in all directions |
| CN111396236A (en) * | 2020-04-05 | 2020-07-10 | 西北工业大学 | Tumbler type wave energy power generation device based on double helix unit |
| CN111765038A (en) * | 2020-06-01 | 2020-10-13 | 青岛亿恩方能源环保科技有限公司 | Compound nodding duck wave energy power generation system and preparation method and application thereof |
| CN111835224A (en) * | 2019-04-15 | 2020-10-27 | 北京纳米能源与系统研究所 | Conformal friction nanometer generator monomer, conformal structure and independent collector |
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