CN104467648A - Self-cleaning device of photovoltaic module - Google Patents
Self-cleaning device of photovoltaic module Download PDFInfo
- Publication number
- CN104467648A CN104467648A CN201410792003.3A CN201410792003A CN104467648A CN 104467648 A CN104467648 A CN 104467648A CN 201410792003 A CN201410792003 A CN 201410792003A CN 104467648 A CN104467648 A CN 104467648A
- Authority
- CN
- China
- Prior art keywords
- self
- photovoltaic module
- cleaning
- cleaning device
- reflection film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 11
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 7
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 239000006117 anti-reflective coating Substances 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 6
- 239000011247 coating layer Substances 0.000 abstract 5
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 4
- 230000005693 optoelectronics Effects 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000258 photobiological effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
- Surface Treatment Of Glass (AREA)
- Surface Treatment Of Optical Elements (AREA)
Abstract
The invention discloses a self-cleaning device of a photovoltaic module. The self-cleaning device comprises a panel layer, an anti-reflection film layer and a nanometer self-cleaning coating layer. The anti-reflection film layer is pressed on the panel layer. The nanometer self-cleaning coating layer is attached to the anti-reflection film layer. A plurality of concave-inward concave openings are formed in the surface of the panel layer. The nanometer self-cleaning coating layer is made of a nanometer multi-hole silicon dioxide coating layer. The thickness of the nanometer multi-hole silicon dioxide coating layer is 30 nm-50 nm. The self-cleaning device of a photovoltaic module has a high self-cleaning function, the photoelectric conversion efficiency of the photovoltaic module can be improved, and meanwhile the service life of the photovoltaic module can be prolonged.
Description
Technical field
The present invention relates to solar energy power generating apparatus field, particularly relate to a kind of self-cleaning device of photovoltaic module.
Background technology
Solar energy is a kind of green energy resource, and current Solar use has photo-thermal, photoelectricity, photochemistry, photo-biological 4 kinds of modes.Photovoltaic module is the core component that photoelectric method utilizes solar energy, and it is electric energy by the photovoltaic effect of semi-conducting material the transform light energy of incidence.The photovoltaic module of outdoor placement in use for some time, dust particles in air can be adsorbed on the panel of photovoltaic module, form resistance light dust cover layer, make that photovoltaic module electric energy delivery efficiency is sharp falls, the light tight pollutant of bulk covers also can produce hot spot effect, causes photovoltaic module localized regions of elevated temperature until burn and scrap.Therefore, the tectal timely cleaning of photovoltaic module surface dirt is necessary and necessary for the preservation of photovoltaic module normal function.At present, reply photovoltaic module superficial dust problem, main employing manual type water or cleaning agent periodic flushing or Wipe assembly surface, the deficiency of manual type is fairly obvious, the possibility of high cost, security risk and secondary pollution all exists, if clear up improper optoelectronic transformation efficiency and the useful life that also can have a strong impact on photovoltaic module.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of self-cleaning device of photovoltaic module, has high-efficiency self-cleaning function, can improve the optoelectronic transformation efficiency of photovoltaic module, can extend the useful life of photovoltaic module simultaneously.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the self-cleaning device providing a kind of photovoltaic module, comprise: panel layer, anti-reflection film layer and Nano self-cleaning coating, described anti-reflection film lamination is combined on described panel layer, described Nano self-cleaning coating is attached on described anti-reflection film layer, the recess that described panel layer surface has several to be inwardly recessed, described Nano self-cleaning coating adopts nano-stephanoporate silicon dioxide film, and the thickness of described nano-stephanoporate silicon dioxide film is 30-50nm.
In a preferred embodiment of the present invention, described panel layer is glass or fiber optic fiber plate.
In a preferred embodiment of the present invention, described antireflective coating adopts magnesium fluoride to be coated with anti-reflection film.
In a preferred embodiment of the present invention, the thickness that described magnesium fluoride is coated with anti-reflection film is 50-70nm.
The invention has the beneficial effects as follows: the recess that the surface of panel layer of the present invention has several to be inwardly recessed, can light transmittance be improved; Especially panel layer is provided with nano-stephanoporate silicon dioxide film, has high-efficiency self-cleaning performance, can improve the optoelectronic transformation efficiency of photovoltaic module, and can extend the useful life of photovoltaic module.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
A self-cleaning device for photovoltaic module, comprising: panel layer, anti-reflection film layer and Nano self-cleaning coating; The recess that described panel layer surface has several to be inwardly recessed, the reflection of light reduces greatly, thus can improve light transmittance;
Described anti-reflection film layer adopts magnesium fluoride to be coated with anti-reflection film, and be pressed together on described panel layer, the thickness that described magnesium fluoride is coated with anti-reflection film is 50-70nm, and refractive index is 1.38, can play good antireflective effect;
Described Nano self-cleaning coating adopts nano-stephanoporate silicon dioxide film, the thickness of described nano-stephanoporate silicon dioxide film is 30-50nm, this Nano self-cleaning coating produces the ability of decomposing Organic Hazardous Compounds under irradiation by sunlight, greatly weaken dust, the adhesive force of oil stains pollutant on panel layer, namely there is good self-cleaning property.
Preferably, described panel layer is glass or fiber optic fiber plate, has good intensity and light transmittance.
Preferably, described magnesium fluoride is coated with the thickness of anti-reflection film is 55nm.
Preferably, the thickness of described nano-stephanoporate silicon dioxide film is 40nm.
Present invention is disclosed a kind of self-cleaning device of photovoltaic module, the recess that the surface of panel layer has several to be inwardly recessed, can light transmittance be improved; Especially panel layer is provided with nano-stephanoporate silicon dioxide film, has high-efficiency self-cleaning performance, can improve the optoelectronic transformation efficiency of photovoltaic module, and can extend the useful life of photovoltaic module
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. the self-cleaning device of a photovoltaic module, it is characterized in that, comprise: panel layer, anti-reflection film layer and Nano self-cleaning coating, described anti-reflection film lamination is combined on described panel layer, described Nano self-cleaning coating is attached on described anti-reflection film layer, the recess that described panel layer surface has several to be inwardly recessed, described Nano self-cleaning coating adopts nano-stephanoporate silicon dioxide film, and the thickness of described nano-stephanoporate silicon dioxide film is 30-50nm.
2. the self-cleaning device of photovoltaic module according to claim 1, is characterized in that, described panel layer is glass or fiber optic fiber plate.
3. the self-cleaning device of photovoltaic module according to claim 1, is characterized in that, described antireflective coating adopts magnesium fluoride to be coated with anti-reflection film.
4. the self-cleaning device of photovoltaic module according to claim 3, is characterized in that, the thickness that described magnesium fluoride is coated with anti-reflection film is 50-70nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410792003.3A CN104467648A (en) | 2014-12-19 | 2014-12-19 | Self-cleaning device of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410792003.3A CN104467648A (en) | 2014-12-19 | 2014-12-19 | Self-cleaning device of photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104467648A true CN104467648A (en) | 2015-03-25 |
Family
ID=52913143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410792003.3A Pending CN104467648A (en) | 2014-12-19 | 2014-12-19 | Self-cleaning device of photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104467648A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082692A (en) * | 2016-06-16 | 2016-11-09 | 杨得全 | Self-cleaning surface structure of Nanometer dustproof and preparation method thereof |
| CN107619198A (en) * | 2016-07-15 | 2018-01-23 | 河南安彩高科股份有限公司 | Anti-reflection self-cleaning photovoltaic coated glass and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201336311Y (en) * | 2009-01-26 | 2009-10-28 | 河南华美新材料科技有限公司 | Anti-reflection and anti-fouling solar battery encapsulating glass |
| CN202307943U (en) * | 2011-06-28 | 2012-07-04 | 光为绿色新能源股份有限公司 | Self-cleaning photovoltaic assembly with anti-reflection film |
| CN103880297A (en) * | 2012-12-20 | 2014-06-25 | 江南大学 | Preparation method of zinc-doped porous SiO2/TiO2 self-cleaning composite film |
| WO2014170324A1 (en) * | 2013-04-16 | 2014-10-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for reducing radiation exchange in photovoltaic modules |
-
2014
- 2014-12-19 CN CN201410792003.3A patent/CN104467648A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201336311Y (en) * | 2009-01-26 | 2009-10-28 | 河南华美新材料科技有限公司 | Anti-reflection and anti-fouling solar battery encapsulating glass |
| CN202307943U (en) * | 2011-06-28 | 2012-07-04 | 光为绿色新能源股份有限公司 | Self-cleaning photovoltaic assembly with anti-reflection film |
| CN103880297A (en) * | 2012-12-20 | 2014-06-25 | 江南大学 | Preparation method of zinc-doped porous SiO2/TiO2 self-cleaning composite film |
| WO2014170324A1 (en) * | 2013-04-16 | 2014-10-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for reducing radiation exchange in photovoltaic modules |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082692A (en) * | 2016-06-16 | 2016-11-09 | 杨得全 | Self-cleaning surface structure of Nanometer dustproof and preparation method thereof |
| CN107619198A (en) * | 2016-07-15 | 2018-01-23 | 河南安彩高科股份有限公司 | Anti-reflection self-cleaning photovoltaic coated glass and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150325 |