CN212785202U - Nano power generation film utilizing mechanical vibration to perform friction - Google Patents
Nano power generation film utilizing mechanical vibration to perform friction Download PDFInfo
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- CN212785202U CN212785202U CN202021723777.8U CN202021723777U CN212785202U CN 212785202 U CN212785202 U CN 212785202U CN 202021723777 U CN202021723777 U CN 202021723777U CN 212785202 U CN212785202 U CN 212785202U
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- 238000010248 power generation Methods 0.000 title claims abstract description 42
- 239000003989 dielectric material Substances 0.000 claims abstract description 9
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 230000036541 health Effects 0.000 description 6
- 239000003381 stabilizer Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005350 ferromagnetic resonance Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
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- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
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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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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model provides an utilize mechanical vibration to rub nanometer electricity generation film. The film comprises an insulating protective layer and a friction nanometer power generation unit with an annular cavity structure; the friction nanometer power generation unit is mainly composed of a layer of negative electrode dielectric material which is paved on the inner surface of the annular cavity structure and contains electrodes, and a positive electrode dielectric sphere which can roll freely, wherein a first electrode and a second electrode are respectively arranged at two ends of the inner surface of the annular cavity structure. The utility model discloses contain flexible insulating protective layer, protect inside nanometer friction electricity generation unit, increase of service life to reach the effect of the blue energy of development utilization better, and can play the certain guard action to marine riser or mooring cable internal structure.
Description
Technical Field
The utility model relates to a friction power generation principle-based energy harvesting technical field especially relates to an utilize marine riser or mooring cable's mechanical oscillation to rub nanometer electricity generation film.
Background
As the demand for energy is getting larger, humans are beginning to step toward the ocean. The continuous propulsion to, deep sea of ocean oil production platform, marine fan stand, even the appearance of deep sea plant all means to be particularly important to the long and thin structural distributed health monitoring of extreme environment such as marine riser or mooring cable, however the marine environment is complicated, and monitoring device energy supply is inconvenient. Furthermore, energy supply in open sea areas is not convenient.
Since 2012, the nano friction power generation principle and technology are rapidly developed and widely applied. Due to the characteristics of simple manufacturing process, cheap and easily-obtained materials, light devices, high conversion efficiency and the like, more and more nano friction power generation products are applied to production and life.
The nano friction power generation principle and technology are applied to the deep sea slender structures such as the marine risers or the mooring cables, the energy sources necessary for distributed health monitoring are provided for the deep sea slender structures, and the cost of the distributed health monitoring of the marine risers and the mooring cables can be greatly reduced. Furthermore, if the generated electric energy is collected, the generated electric energy can also be used for producing domestic electricity, and the problem of energy shortage can be relieved to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a nanometer electricity generation film that utilizes mechanical vibration to rub is provided. The vibration mechanical energy of the marine riser or mooring cable under the action of ocean currents can be converted into electric energy.
The technical scheme adopted by the utility model for solving the technical problems is a friction nanometer power generation film by using mechanical vibration, which is characterized in that the film comprises an insulating protective layer and a friction nanometer power generation unit with an annular cavity structure; the friction nanometer power generation unit is mainly composed of a layer of negative electrode dielectric material which is paved on the inner surface of the annular cavity structure and contains electrodes, and a positive electrode dielectric sphere which can roll freely, wherein a first electrode and a second electrode are respectively arranged at two ends of the inner surface of the annular cavity structure. With the vibration of the marine riser or mooring cable, the pellets in the cavity of the ring structure are allowed to roll freely, thereby generating a potential difference which is output through the electrodes. Furthermore, the film is characterized by comprising a plurality of independent friction nanometer power generation units, and the number of the units can be increased or decreased according to actual conditions. The number of the friction nano-generator units in the film is only for illustration of the present invention, but not limited thereto. Further, each friction nanometer power generation unit is of a closed structure.
Further, the friction nano-power generation units are all vertically aligned with the marine riser or mooring cable.
Furthermore, each friction nanometer power generation unit is internally provided with a set of independent power generation materials (a negative electrode dielectric material, a positive electrode dielectric sphere, an electrode and the like).
Further, the plurality of friction nanometer power generation units collect the generated electric energy in parallel.
Furthermore, a power supply control module is arranged in the film, and the generated electric energy is subjected to voltage stabilization, integration and output. The positions and the number of the power control modules are shown only for illustrating the present invention, and not limited thereto.
Further, the membrane can be built in or sleeved at any position of the marine riser or mooring cable in theory, but should be fixed at a region with larger mechanical vibration of the marine riser or mooring cable according to actual conditions so as to convert more mechanical energy into electric energy.
Compared with the prior art, the beneficial effects of the utility model are that the utility model discloses a with the built-in cover of independent friction nanometer power generation unit integration establish and fix in marine riser or mooring cable protective layer, turn into the electric energy with the marine riser that ocean current motion or wave arouse or the mechanical energy of mooring cable vibration, through the power control module of film from the area, supply with the healthy supervisory equipment of marine riser or the distributing type of mooring cable after the electric energy steady voltage rectification of production, reduce the control cost. The generated electric energy can be stored and supplied for production and living. The utility model discloses can change the inconvenient and off-lying sea condition of producing the energy and being in short supply of long and thin structure distributed health monitoring energy supply in deep sea, and have energy conversion efficiency height, pollution-free, advantage such as the durability is good.
Drawings
Fig. 1 is a structural view of a frictional nano power generation unit.
Fig. 2 is an overall layout of the triboelectric nano-meter generating film.
FIG. 3 is a schematic view of the installation of a triboelectric nano-power generating film for use in marine risers.
Fig. 4 is a working principle diagram of the friction nano power generation film.
Reference numbers in the figures: 1-friction nano-electricity generating unit; 2-marine risers or mooring lines; 3-marine riser or mooring line inner shell; 4-an insulating protective layer; 5-a first electrode; 6-a second electrode; 7-negative dielectric material; 8-positive dielectric sphere; 9-power control module, 10-circuit.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the embodiments described herein are for the purpose of illustration only and are not intended to limit the invention.
In the present invention, directional terms such as "upper", "lower", "left", "right", and the like are used only for directions referring to the drawings, unless otherwise specified. Therefore, the directional terms used are used for better explaining the invention in order to understand it and are not used to limit the scope of the invention.
In the present invention, the first electrode 5 and the second electrode 6 are only labeled for explaining and explaining the present invention, and the present invention is not limited thereto.
In the utility model, the power control module 9 is mainly used for energy storage, rectification and filtering. Including but not limited to an ac power regulation module. The ac power voltage stabilizing module includes, but is not limited to, a ferromagnetic resonance type ac voltage stabilizer, a magnetic amplifier type ac voltage stabilizer, a sliding type ac voltage stabilizer, an induction type ac voltage stabilizer, a thyristor ac voltage stabilizer, and a compensation type ac voltage stabilizer. Numerical control and stepping type AC voltage regulators, purification type AC voltage regulators, etc.
The utility model discloses friction nanometer power generation facility 1 includes: the device comprises a plurality of friction nanometer power generation units 1, an insulating protective layer 4 and a power supply control module 9. Wherein the positive dielectric ball 8 and the negative dielectric material 7 can generate relative motion in the friction nano power generation unit 1, so that friction is generated, and friction charges are generated in the friction material.
As shown in fig. 3, the utility model discloses friction nanometer power generation facility can embed the cover and establish and fix in 3 protective layers of marine riser or mooring cable inner shell to set up a plurality of friction nanometer power generation units 1 according to actual conditions, thereby when marine riser or mooring cable 2 produce the unrestrained vibration or vortex induced vibration, make among the friction nanometer power generation unit 1 anodal dielectric sphere 8 can produce relative motion with negative pole dielectric material 7, further produce friction charge.
As shown in fig. 3, the insulating protection layer 4 forms a closed loop at the power control module 9, so that the friction nano-power generation device can be built in the marine riser or mooring cable 2 to form a flexible sleeve structure. The flexible sleeve is fixed on the marine riser or the mooring cable 2, and can collect the vibration mechanical energy of the marine riser or the mooring cable 2 to the maximum extent.
As shown in fig. 2, each friction nano-electricity generating unit 1 of the friction nano-electricity generating film of the present invention is connected in parallel by a circuit 10 built in the insulating protective layer 4, thereby enhancing the output capability.
As shown in fig. 1, in the frictional nano power generation unit 1, the positive electrode dielectric sphere 8 may be made of a metal material or an organic material on the whole or on the surface, and the negative electrode dielectric sphere 7 may be made of an organic insulating material with high electronegativity, but not limited thereto.
Due to mechanical vibrations of the marine riser or mooring line 2, the positive dielectric sphere 8 can rub against the negative dielectric material 7, causing an induced potential difference in the first and second electrodes 5, 6. As shown in fig. 4, with the mechanical vibration of the marine riser or mooring line 2, the positive dielectric sphere 8 tends to move to the right on the side close to the first electrode 5, and a potential difference is generated between the first electrode 5 and the second electrode 6, so that electron transfer is generated, and electric current is generated. Similarly, when the positive dielectric sphere 8 moves near the second electrode 6, a potential difference opposite to that in fig. 4 is generated between the first electrode 5 and the second electrode 6, and thus an alternating current is generated.
The first electrode 5 and the second electrode 6 are separate; the positive dielectric sphere 8 is free to move in the cavity structure formed by the negative dielectric material 7.
The utility model discloses in, can place distributed health monitoring device and other inductor devices in power control module 9, also can be external with the device outside or ocean riser or mooring cable 2 outside, supply power through the 9 interfaces of power control module. The efficiency of the friction nano-generator is represented by the following formula:
wherein < P > represents the average power; ρ and U are the fluid velocity and density; a is the cross-sectional area.
The movement of the small ball in the friction nanometer power generation unit 1 is represented by the following formula:
here: gamma/mu is fluid damping, gamma ═ CD/4π，μ＝mt/ρD2；
M＝CL0/16μπ2St2Wherein St is a Strouhal constant (Strouhal number);
q＝2CL/CL0is the instantaneous lift coefficient CLAnd coefficient of lift CL0The ratio of (A) to (B);
in the formula: cD＝2；CL0＝0.8；CM0＝1；St＝0.7；μ＝2.79。
The detailed description of the embodiments of the present invention is provided above with reference to the accompanying drawings. However, the present invention is not limited to the details of the above embodiments, and the present invention is not limited to the scope of the present invention, and the arrangement and the number of the present invention can be modified in various combinations and can be modified in various ways to increase the friction area and the like for the purpose of improving the output capacity, and the combined modifications and the conditions all belong to the protection scope of the present invention.
In addition, in order to avoid unnecessary repetition, the connection scheme between the power control module and the health monitoring device and the other sensor devices of the present invention is not described separately. However, the power control module 9 and the sensor device can be combined arbitrarily according to the actual situation. The same shall be considered as the disclosure of the present invention as long as it does not violate the idea of the present invention.
Claims (9)
1. A friction nanometer power generation film utilizing mechanical vibration is characterized in that the film comprises an insulating protective layer and a friction nanometer power generation unit with an annular cavity structure; the friction nanometer power generation unit is mainly composed of a layer of negative electrode dielectric material which is paved on the inner surface of the annular cavity structure and contains electrodes, and a positive electrode dielectric sphere which can roll freely, wherein a first electrode and a second electrode are respectively arranged at two ends of the inner surface of the annular cavity structure.
2. The power generation film according to claim 1, wherein the device comprises a plurality of independent friction nano power generation units, and the number of the units can be increased or decreased according to actual conditions.
3. The power generation film according to claim 2, wherein each of the frictional nano-power generation units is a closed structure.
4. The power generating film of claim 3, wherein the friction nano-power generating units are all vertically aligned with a marine riser or mooring line.
5. The power generation film according to claim 4, wherein each friction nano power generation unit is internally provided with a set of independent power generation materials.
6. The power generation film according to claim 5, wherein a plurality of the friction nano power generation units collect the generated electric energy in parallel.
7. The power generating membrane of claim 1, wherein the membrane can be built in or sleeved to be fixed at any position of a marine riser or mooring line.
8. The power generating film of claim 1, wherein the first electrode and the second electrode are separate.
9. The power generation film according to claim 1, wherein a power control module is arranged in the film to stabilize, rectify, store and output the generated electric energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723777.8U CN212785202U (en) | 2020-08-18 | 2020-08-18 | Nano power generation film utilizing mechanical vibration to perform friction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723777.8U CN212785202U (en) | 2020-08-18 | 2020-08-18 | Nano power generation film utilizing mechanical vibration to perform friction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212785202U true CN212785202U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021723777.8U Expired - Fee Related CN212785202U (en) | 2020-08-18 | 2020-08-18 | Nano power generation film utilizing mechanical vibration to perform friction |
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| Country | Link |
|---|---|
| CN (1) | CN212785202U (en) |
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2020
- 2020-08-18 CN CN202021723777.8U patent/CN212785202U/en not_active Expired - Fee Related
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Granted publication date: 20210323 |