CN113530752A - Wave energy power generation device and manufacturing method thereof - Google Patents
Wave energy power generation device and manufacturing method thereof Download PDFInfo
- Publication number
- CN113530752A CN113530752A CN202110861456.7A CN202110861456A CN113530752A CN 113530752 A CN113530752 A CN 113530752A CN 202110861456 A CN202110861456 A CN 202110861456A CN 113530752 A CN113530752 A CN 113530752A
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- China
- Prior art keywords
- power generation
- wave energy
- rotor
- fiber cloth
- rotary drum
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Classifications
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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
- F03B13/22—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 using the flow of water resulting from wave movements to drive a motor or turbine
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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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/16—Stators
- F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
- F03B3/186—Spiral or volute casings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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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
- Y02E10/20—Hydro energy
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to the technical field of power generation, in particular to a wave energy power generation device and a manufacturing method thereof. Wave promotes the rotary drum rotatory, and the relative friction of dielectric film on chemical fiber cloth rotation and the rotor produces electric charge, and the chemical fiber cloth can drive the rotor and rotate to realize electromagnetic power generation, wave energy power generation facility's preparation method: preparing a volute and a rotary drum; the rotor is rotatably arranged in the rotary drum, and the stator is fixed on one side of the rotor; attaching a dielectric film to the outer surface of the rotor; plating metal electrodes on the chemical fiber cloth; chemical fiber cloth is pasted on the inner wall of the rotary drum.
Description
Technical Field
The invention is used in the technical field of power generation, and particularly relates to a wave energy power generation device and a manufacturing method thereof.
Background
The friction nano generator is based on the coupling of friction electrification and electrostatic induction effects, and when two materials with opposite positive and negative polarities are mutually contacted under the driving of an external force, electrostatic charges with opposite electric properties and equal electric quantity can be respectively induced on the surfaces of the two materials; when the contact surfaces of the two materials are separated, the static charges on the surfaces of the two materials drive electrons to flow between the surface electrodes respectively attached to the two materials due to the potential difference generated by the separation, so that current output is generated.
The existing device for generating electricity by utilizing wave energy through a friction nano generator has the defect of low current density output, so that the generating efficiency is not high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a wave energy power generation device and a manufacturing method thereof, which can overcome the defect of low current density output of a friction nano generator and effectively improve the power generation efficiency.
In a first aspect, an embodiment of the present invention provides a wave energy power generation device, including a drum, where fan blades are installed on an outer wall of the drum, a power generation module is disposed inside the drum, the power generation module includes a friction nano-generator and an electromagnetic generator, a current output end of the friction nano-generator is electrically connected to a current output end of the electromagnetic generator, the friction nano-generator includes a dielectric film, a metal electrode, and a chemical fiber cloth, the chemical fiber cloth is attached to an inner wall of the drum, the metal electrode is disposed between the chemical fiber cloth and the inner wall of the drum, the dielectric film is disposed on an outer surface of a rotor of the electromagnetic generator, and the chemical fiber cloth and the dielectric film are in contact with each other.
The wave energy power generation device provided by the embodiment of the invention at least has the following beneficial effects: in the working process, the waves hit on the fan blades to push the rotating drum to rotate, the chemical fiber cloth can be driven to rotate together in the rotating process of the rotating drum, the chemical fiber cloth can generate relative friction with a dielectric film on a rotor of the electromagnetic generator to generate electric charges in the rotating process of the chemical fiber cloth, so that an electric potential difference is formed between the dielectric film and the chemical fiber cloth, the electric potential difference can drive the electric charges in the metal electrodes to generate directional movement, so that electric current is generated, meanwhile, in the friction power generation process of the chemical fiber cloth and the dielectric film, the friction force exerted on the dielectric film by the chemical fiber cloth can drive the rotor of the electromagnetic generator to rotate, so that electromagnetic power generation is realized, the power generation device combining friction nano power generation and electromagnetic power generation can combine the output characteristics of the chemical fiber cloth and the dielectric film, the high-voltage output advantage of the friction nano generator can be kept, and the wave energy with higher frequency can be collected by utilizing the working characteristics of the electromagnetic generator in a high-frequency band, therefore, the defect of low current density output of the friction nano generator is overcome, and the energy conversion efficiency is effectively improved.
According to the wave energy power generation device of other embodiments of the invention, a plurality of power generation modules are arranged in the rotating cylinder, and the power generation modules are sequentially connected along the length direction of the rotating cylinder.
According to other embodiments of the invention, the wave energy power generation device further comprises a volute having an opening through which waves enter, the rotating drum is mounted inside the volute through a rotating shaft, and the rotating drum is in rotational connection with the rotating shaft.
According to the wave energy power generation device of other embodiments of the invention, the rotor of the electromagnetic generator is provided with a plurality of rotating blocks, each rotating block is fixed on the rotating shaft at intervals in the circumferential direction, and the dielectric film is attached to the outer surface of each rotating block.
According to other embodiments of the wave energy power generation device of the present invention, the outer surface of the rotating block is of an arc-shaped structure.
According to the wave energy power generation device of other embodiments of the invention, magnets are arranged in the rotating blocks, and a stator is arranged on one side of the rotor.
In a second aspect, an embodiment of the present invention further provides a method for manufacturing a wave energy power generation device, including the following steps:
preparing a volute and a rotating drum by using a 3D printer;
installing a rotor of the electromagnetic generator in the rotary drum so that the rotor can rotate by taking the central shaft of the rotary drum as a rotating shaft, and fixing a stator of the electromagnetic generator on one side of the rotor along the length direction of the rotary drum;
attaching a dielectric film to the outer surface of a rotor of the electromagnetic generator;
plating metal electrodes on the chemical fiber cloth;
the chemical fiber cloth is attached to the inner wall of the drum, so that the metal electrode is positioned between the inner wall of the drum and the chemical fiber cloth, and the chemical fiber cloth is contacted with the dielectric film.
According to the manufacturing method of the wave energy power generation device in other embodiments of the invention, a plurality of metal electrodes are sequentially plated on the surface of the chemical fiber cloth at intervals along the length direction of the chemical fiber cloth.
According to the manufacturing method of the wave energy power generation device, the surface of the chemical fiber cloth is modified to improve the hydrophobic property.
Drawings
FIG. 1 is a schematic block diagram of one embodiment of the present invention;
FIG. 2 is a schematic view of the interior of the drum in accordance with one embodiment of the present invention;
FIG. 3 is a schematic diagram of the open circuit voltage and short circuit current output of an electromagnetic generator in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of the open circuit voltage and short circuit current output of a triboelectric nanogenerator in one embodiment of the invention.
Detailed Description
The concept and technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments to fully understand the objects, features and effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention.
In the description of the embodiments of the present invention, if an orientation description is referred to, for example, the orientations or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the orientations or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" to another feature, it may be directly disposed, fixed, or connected to the other feature or may be indirectly disposed, fixed, connected, or mounted to the other feature. In the description of the embodiments of the present invention, if "a number" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "greater than", "lower" or "inner" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.
The invention provides a wave energy power generation device which is mainly used for converting wave energy into electric energy to generate electricity.
Referring to fig. 1 and 2, the wave energy power generation device comprises a rotating cylinder 1, the rotating cylinder 1 is in a cylindrical structure,
the outer wall of the rotary drum 1 is provided with fan blades 2, waves are beaten on the fan blades 2, and the fan blades 2 drive the rotary drum 1 to rotate.
In the invention, the outer wall of the rotary drum 1 is provided with a plurality of fan blades 2, and the fan blades 2 are annularly arranged on the outer wall of the rotary drum 1 at intervals.
The inside electricity generation module that is equipped with of rotary drum 1, electricity generation module converts the wave energy into the electric energy.
In other embodiments, a plurality of power generation modules are arranged inside the rotating drum 1, and the power generation modules are sequentially connected along the length direction of the rotating drum 1, so that the plurality of power generation modules work together in the use process, and the power generation efficiency is higher.
Specifically, the power generation module comprises a friction nano generator and an electromagnetic generator, and a current output end of the friction nano generator is electrically connected with a current output end of the electromagnetic generator.
The friction nano generator comprises a dielectric film 8, a metal electrode 11 and a chemical fiber cloth 10, wherein the dielectric film 8 is arranged on the outer surface of a rotor of the electromagnetic generator, the chemical fiber cloth 10 is attached to the inner wall of the rotary drum 1, the metal electrode 11 is located between the chemical fiber cloth 10 and the inner wall of the rotary drum 1, and the chemical fiber cloth 10 is in contact with the dielectric film 8.
In the working process, waves are beaten on the fan blades 2 to push the rotary drum 1 to rotate, the rotary drum 1 can drive the chemical fiber cloth 10 to rotate together in the rotating process, the chemical fiber cloth 10 can generate relative friction with the dielectric film 8 on the rotor of the electromagnetic generator to generate charges in the rotating process, so that a potential difference is formed between the dielectric film 8 and the chemical fiber cloth 10, the potential difference can drive the charges in the metal electrodes 11 to generate directional movement, so as to generate current, meanwhile, in the friction power generation process of the chemical fiber cloth 10 and the dielectric film 8, the friction force exerted on the dielectric film 8 by the chemical fiber cloth 10 can drive the rotor of the electromagnetic generator to rotate, so as to realize electromagnetic power generation, the power generation device combining the friction nano power generation and the electromagnetic power generation can combine the output characteristics of the two, not only can the advantage of high-voltage output of the friction nano generator be kept, but also can collect the wave energy with higher frequency by utilizing the working characteristics of the electromagnetic generator in a high-frequency band, therefore, the defect of low current density output of the friction nano generator is overcome, and the energy conversion efficiency is effectively improved.
FIG. 3 and FIG. 4 are schematic diagrams of the power generation of the present invention during the working process, wherein the open-circuit voltage of the friction nano-generator unit is 1000-1200V, the short-circuit current is 8-12.5 μ A, and the power density is about 20-26W/m3The open-circuit voltage of the electromagnetic power generation unit is 1.0-1.7V, the short-circuit current is 20-27 mA, and the power density is about 45-55W/m3。
The rotor of electromagnetic generator has a plurality of turning blocks 5, and each turning block 5 ring direction interval is fixed on pivot 3, and dielectric film 8 is all pasted to the surface of each turning block 5, and pivot 3 rotates in order to drive the rotor and rotate.
Further, the outer surface of the rotating block 5 is of an arc-shaped structure so as to adapt to the inner wall of the rotary drum 1, and the dielectric film 8 is enabled to be more attached to the chemical fiber cloth 10 in the rotating process of the rotating block 5.
Magnet 9 is installed to turning block 5 inside, and one side of rotor is equipped with the stator, and the rotor rotates the in-process and drives magnet 9 and rotate together to realize the electromagnetism electricity generation.
Specifically, the stator comprises a disc 6, a plurality of coils 7 formed by winding copper wires are arranged on the disc 6, and the coils 7 are connected in series.
It should be noted that, in the process of driving the rotor to rotate by the friction of the chemical fiber cloth 10, although the rotor has the same rotation direction as the chemical fiber cloth 10, the rotor of the electromagnetic generator has a large mass, and therefore a certain speed difference exists between the rotor and the chemical fiber cloth to realize the friction.
In some embodiments, in order to increase the friction between the chemical fiber cloth 10 and the dielectric film 8, in the present invention, the surface of the dielectric film 8 is provided with a texture structure.
In some embodiments, the wave energy power generation device further comprises a volute 4, the volute 4 has an opening through which waves enter, the rotating drum 1 is mounted inside the volute 4 through the rotating shaft 3, the rotating drum 1 is rotatably connected with the rotating shaft 3, and the waves enter the volute 4 through the opening of the volute 4.
Specifically, the volute 4 is of a fan-shaped shell structure, the rotating drum 1 is installed inside the volute 4 through the rotating shaft 3, the rotating drum 1 is connected with the rotating shaft 3 through a bearing, and two ends of the rotating shaft 3 are connected with the inner wall of the volute 4 through the bearing.
In order to improve the waterproof performance of the rotating drum 1, a sealing ring is additionally arranged on a bearing between the rotating drum 1 and the rotating shaft 3.
In addition, the invention also provides a manufacturing method of the wave energy power generation device, which comprises the following steps:
preparing a volute 4 and a rotating drum 1 by using a 3D printer;
a rotor of the electromagnetic generator is arranged in the rotary drum 1, so that the rotor can rotate by taking the central shaft of the rotary drum as a rotating shaft, and a stator of the electromagnetic generator is fixed on one side of the rotor along the length direction of the rotary drum 1;
attaching a dielectric film 8 to the outer surface of the rotor of the electromagnetic generator;
plating metal electrodes 11 on the chemical fiber cloth 10;
the chemical fiber cloth 10 is attached to the inner wall of the drum 1, so that the metal electrode 11 is located between the inner wall of the drum 1 and the chemical fiber cloth 10, and the chemical fiber cloth 10 contacts with the dielectric film 8.
Wherein, a pivot 3 is worn to be equipped with in the middle part of rotary drum 1, and pivot 3 rotates with rotary drum 1 to be connected, and the both ends of pivot 3 rotate with spiral case 4 to be connected, and the rotor is installed on pivot 3.
The rotating shaft 3 is prepared by a 3D printer.
The disc 6 of the stator is also prepared by means of a 3D printer.
Wherein the materials used by the volute 4, the rotary drum 1, the rotary shaft 3 and the disc 6 of the 3D printer are all transparent acrylic.
In other embodiments, a plurality of metal electrodes 11 are uniformly plated on the chemical fiber cloth 10, and after the chemical fiber cloth 10 is attached to the inner wall of the drum 1, the metal electrodes 11 surround the outer periphery of the rotor.
For example, in the present invention, 8 rectangular metal electrodes 11 are sequentially and alternately plated on the chemical fiber cloth 10 along the circumferential direction of the chemical fiber cloth 10.
In some embodiments, the chemical fiber cloth 10 is subjected to a surface modification treatment to improve the hydrophobic property.
The surface modification treatment of the chemical fiber cloth 10 includes corona discharge treatment, flame treatment and heat treatment, surface metallization, ion implantation surface modification, photochemical modification, plasma surface modification, surface graft copolymerization and other methods.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
Claims (10)
1. The wave energy power generation device is characterized in that: the electromagnetic generator comprises a rotary drum, rotary drum outer wall installation flabellum, the inside electricity generation module that is equipped with of rotary drum, the electricity generation module includes friction nanometer generator and electromagnetic generator, the current output end of friction nanometer generator with electromagnetic generator's current output end electricity is connected, friction nanometer generator includes dielectric film, metal electrode and chemical fibre cloth, the chemical fibre cloth pastes the rotary drum inner wall, the metal electrode is established the chemical fibre cloth with between the rotary drum inner wall, the dielectric film is established the surface of electromagnetic generator's rotor, the chemical fibre cloth with dielectric film contacts each other.
2. The wave energy power generation device of claim 1, wherein: the inside a plurality of electricity generation modules that are equipped with of rotary drum, each electricity generation module connects gradually along the length direction of rotary drum.
3. The wave energy power generation device of claim 1, wherein: the spiral case is provided with an opening through which waves enter, the rotating drum is mounted inside the spiral case through a rotating shaft, and the rotating drum is connected with the rotating shaft in a rotating mode.
4. The wave energy power generation device of claim 3, wherein: the rotor of the electromagnetic generator is provided with a plurality of rotating blocks, the rotating blocks are fixed on the rotating shaft at intervals in the circumferential direction, and the dielectric film is attached to the outer surface of each rotating block.
5. The wave energy power generation device of claim 4, wherein: the outer surface of the rotating block is of an arc-shaped structure.
6. The wave energy power generation device of claim 4, wherein: and magnets are arranged in the rotating blocks, and a stator is arranged on one side of the rotor.
7. The wave energy power generation device of claim 2, wherein: the surface of the dielectric film is provided with texture.
8. The manufacturing method of the wave energy power generation device is characterized by comprising the following steps:
preparing a volute and a rotating drum by using a 3D printer;
installing a rotor of the electromagnetic generator in the rotary drum so that the rotor can rotate by taking the central shaft of the rotary drum as a rotating shaft, and fixing a stator of the electromagnetic generator on one side of the rotor along the length direction of the rotary drum;
attaching a dielectric film to the outer surface of a rotor of the electromagnetic generator;
plating metal electrodes on the chemical fiber cloth;
the chemical fiber cloth is attached to the inner wall of the drum, so that the metal electrode is positioned between the inner wall of the drum and the chemical fiber cloth, and the chemical fiber cloth is contacted with the dielectric film.
9. The method of fabricating a wave energy power plant of claim 8, wherein: and a plurality of metal electrodes are sequentially plated on the surface of the chemical fiber cloth at intervals along the length direction of the chemical fiber cloth.
10. The method of fabricating a wave energy power plant of claim 8, wherein: the surface of the chemical fiber cloth is modified to improve the hydrophobic property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110861456.7A CN113530752B (en) | 2021-07-29 | 2021-07-29 | Wave energy power generation device and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110861456.7A CN113530752B (en) | 2021-07-29 | 2021-07-29 | Wave energy power generation device and manufacturing method thereof |
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| CN113530752A true CN113530752A (en) | 2021-10-22 |
| CN113530752B CN113530752B (en) | 2023-08-01 |
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| CN202110861456.7A Active CN113530752B (en) | 2021-07-29 | 2021-07-29 | Wave energy power generation device and manufacturing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116292047A (en) * | 2023-05-17 | 2023-06-23 | 暨南大学 | Green wave energy power generation system |
| WO2024071334A3 (en) * | 2022-09-30 | 2024-05-30 | Ricoh Company, Ltd. | Method for producing hydroelectric power generator and hydroelectric power generator |
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| US20170338750A1 (en) * | 2016-05-17 | 2017-11-23 | Wisconsin Alumni Research Foundation | Electrostatic Rotating-Machine Employing Dielectric Substrates with Surface Conductors |
| CN108476002A (en) * | 2015-12-24 | 2018-08-31 | 皇家飞利浦有限公司 | Electric power generates or converting system |
| CN109921678A (en) * | 2019-03-22 | 2019-06-21 | 安徽大学 | A kind of rotary electromagnetic-friction composite nano generator |
| CN110417186A (en) * | 2019-08-06 | 2019-11-05 | 大连海事大学 | A kind of electromagnetism-friction nanometer stream generating device |
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| US20140077499A1 (en) * | 2012-09-14 | 2014-03-20 | Eegen Co., Ltd. | Underwater electric rotating device having waterproofing structure and underwater generator using the same |
| CN108476002A (en) * | 2015-12-24 | 2018-08-31 | 皇家飞利浦有限公司 | Electric power generates or converting system |
| US20170338750A1 (en) * | 2016-05-17 | 2017-11-23 | Wisconsin Alumni Research Foundation | Electrostatic Rotating-Machine Employing Dielectric Substrates with Surface Conductors |
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| WO2024071334A3 (en) * | 2022-09-30 | 2024-05-30 | Ricoh Company, Ltd. | Method for producing hydroelectric power generator and hydroelectric power generator |
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| CN116292047B (en) * | 2023-05-17 | 2023-07-14 | 暨南大学 | Green wave energy power generation system |
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