CN109786488B - Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions - Google Patents
Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions Download PDFInfo
- Publication number
- CN109786488B CN109786488B CN201910030280.3A CN201910030280A CN109786488B CN 109786488 B CN109786488 B CN 109786488B CN 201910030280 A CN201910030280 A CN 201910030280A CN 109786488 B CN109786488 B CN 109786488B
- Authority
- CN
- China
- Prior art keywords
- water
- layer
- infrared light
- front plate
- mid
- 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.)
- Active
Links
Classifications
-
- 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
- Laminated Bodies (AREA)
Abstract
The invention discloses a flexible photovoltaic module packaging front plate with the functions of water resistance and mid-and-far infrared light resistancex、DLC、AlOx、SiOx、SiNx、ZnO、ZrO、TiO2In any one of the above, the adjacent nano water-blocking layers are made of different materials. According to the invention, the multilayer alternating nanometer water-blocking layers with different thicknesses are adopted, so that the water-blocking effect is achieved, and infrared light with the wavelength of 900-2400 nm and higher can be effectively reduced and even prevented from entering the assembly, so that the flexible assembly is effectively protected from efficiency reduction and even failure caused by overheating.
Description
Technical Field
The invention belongs to the field of photovoltaic cell manufacturing, and particularly relates to a flexible photovoltaic module packaging front plate with a water resistance and medium and far infrared light resistance function.
Background
Solar cell is the device with solar energy transformation electric energy, flexible solar cell mainly by the PET front bezel, the water blocking film, encapsulation glued membrane EVA, the battery piece, encapsulation glued membrane EVA, the water blocking film, the PET backplate stacks together and makes through the lamination, the front bezel PET is located the outmost of subassembly, play the printing opacity, the protection, it is insulating, effect such as separation aqueous vapor, need have ageing-resistant, hydrolysis-resistant, corrosion-resistant and good aqueous vapor barrier property, but individual layer PET membrane weatherability, the aqueous vapor resistance can be relatively poor, for improving front bezel PET membrane performance, current patent mainly uses the PET complex film, this complex film contains organic water blocking film, the PET membrane.
For example, chinese patent application No. 201610190935.X discloses a flexible solar cell front panel and a processing process, which adopts a high-light-transmission weather-resistant PET, a flexible glass layer, and an encapsulant layer composite front panel. The front plate PET composite film is thick, not flexible enough, and the water-blocking performance is general, and can not reach the water-blocking requirement of a flexible solar cell, particularly a copper indium gallium selenide thin-film solar cell, although the introduction of the flexible glass solves the requirements of weather resistance and water blocking, the flexible glass is not soft enough and heavy, and is easy to crack in the using process, so that the water-blocking effect is lost. Meanwhile, the front plate PET composite film prepared by the process does not have the function of blocking infrared light with the wavelength of more than 900nm, and the infrared light with the wavelength of more than 900nm cannot be absorbed and converted into electric energy by the thin film solar cell, so that the cell can generate heat.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a flexible photovoltaic module packaging front plate with the functions of water resistance and mid-far infrared light resistance, and solves the problems of water resistance and module heating of packaging materials.
The technical scheme is as follows:
a flexible photovoltaic module packaging front plate with the functions of water resistance and mid-far infrared light resistance is characterized in that n layers of nano water-resistant layers are compounded on a PET (polyethylene terephthalate) film layer, and each nano water-resistant layer is made of SiCx、DLC、AlOx、SiOx、SiNx、ZnO、ZrO、TiO2In any one of the above, the adjacent nano water-blocking layers are made of different materials.
Preferably, the nano water-resistant layers are compounded on two sides of the PET film layer.
Preferably, the nano water-resistant layers are compounded on the same side of the PET film layer.
Preferably, the thickness of each nano water-resisting layer is different, and the thickness of the n-th nano water-resisting layer is 300+150 nm.
n is 7 and may be greater than 7 if necessary.
The invention has the advantages of
According to the invention, the multilayer alternating nanometer water-blocking layers with different thicknesses are adopted, so that the water-blocking effect is achieved, and infrared light with the wavelength of 900-2700nm and higher can be effectively reduced and even prevented from entering the assembly, so that the flexible assembly is effectively protected from efficiency reduction and even failure caused by overheating.
Detailed Description
The invention is further illustrated by the following examples, without limiting the scope of the invention:
in the first scheme of the invention, a plurality of nano water-resistant layers are arranged on one side of a PET film layer:
example 1:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | DLC | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The outer side of the 4 th nanometer water-resistant layer |
| 6 | 1200nm | ZnO | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
Example 1 can block 95% of infrared light with wavelength of 900-- 3g/24h。
Example 2:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | SiOx | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The outer side of the 4 th nanometer water-resistant layer |
| 6 | 1200nm | SiOx | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
| 8 | 1500nm | TiO2 | The outer side of the 7 th nanometer water-resistant layer |
Example 2 can block 90% of infrared light with wavelength of 900-3000nm, and the water blocking ratio can reach 2.0 × 10- 3g/24h。
Example 3:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | SiOx | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The outer side of the 4 th nanometer water-resistant layer |
| 6 | 1200nm | SiOx | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
Example 3 can block 90% of the infrared light with the wavelength of 900-- 3g/24h。
Example 4:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | SiOx | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The outer side of the 4 th nanometer water-resistant layer |
| 6 | 1200nm | SiOx | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
| 8 | 1500nm | TiO2 | The outer side of the 7 th nanometer water-resistant layer |
| 9 | 1650m | AlOx | The outer side of the 8 th nanometer water-resistant layer |
Example 4 can block 90% of the infrared light with the wavelength of 900-3300nm, and the water blocking ratio can reach 1.5 × 10- 3g/24h。
The above examples are only 4 of the first embodiment, as long as the water-blocking layer is made of SiCx、DLC、AlOx、SiOx、SiNx、ZnO、ZrO、TiO2One of the layers can resist infrared light with wavelength of over 900nm due to different materials of adjacent water-resistant layers, and the number of layers can be increased continuously according to specific requirements to resist infrared light with longer wavelength.
In the second scheme of the invention, a plurality of nano water-resistant layers are arranged on two sides of the PET film layer:
example 5:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | DLC | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The other side of the PET film layer |
| 6 | 1200nm | ZnO | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
| 8 | 1500nm | TiO2 | The outer side of the 7 th nanometer water-resistant layer |
Example 5 can block 95% of the infrared light with wavelength of 900-3000nm, and the water blocking ratio can reach 1.5 × 10- 3g/24h。
Example 6:
| number of layers | Film thickness | Material of | Position of |
| 1 | 450nm | SiCx | One side of PET film layer |
| 2 | 600nm | SiOx | The outer side of the 1 st layer of nano water-resistant layer |
| 3 | 750nm | AlOx | The outer side of the 2 nd layer of nano water-resistant layer |
| 4 | 900nm | SiOx | The outer side of the 3 rd layer nano water-resistant layer |
| 5 | 1050nm | SiNx | The other side of the PET film layer |
| 6 | 1200nm | SiOx | The outside of the 5 th nanometer water-resistant layer |
| 7 | 1350nm | ZrO | Outside of the 6 th nanometer water-resistant layer |
| 8 | 1500nm | TiO2 | The outer side of the 7 th nanometer water-resistant layer |
| 9 | 1650m | AlOx | The outer side of the 8 th nanometer water-resistant layer |
Example 6 can block 90% of the infrared light with the wavelength of 900-3300nm, and the water blocking ratio can reach 1.5 × 10- 3g/24h。
The above examples are only 2 of the second embodiment, as long as the water-blocking layer is made of SiCx、DLC、AlOx、SiOx、SiNx、ZnO、ZrO、TiO2One of the two layers is formed by different materials of adjacent water-resistant layers on the same side of the PET film, so that the purpose of resisting infrared light with the wavelength of more than 900nm can be achieved, and the number of layers can be continuously increased according to specific requirements so as to achieve the purpose of resisting infrared light with longer wavelength.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (3)
1. A flexible photovoltaic module packaging front plate with the functions of water resistance and mid-far infrared light resistance is characterized in that n layers of nano water-resistant layers are compounded on a PET (polyethylene terephthalate) film layer, and each nano water-resistant layer is made of SiCx、DLC、AlOx、SiOx、SiNx、ZnO、ZrO、TiO2Any one of the nano water-blocking layers is made of different materials; the thickness of each nano water-resisting layer is different, the thickness of the n-th nano water-resisting layer is 300+150 nm, and n is more than 7.
2. The packaging front plate of the flexible photovoltaic module with the functions of water resistance and mid-far infrared light resistance as claimed in claim 1, wherein the nano water-resistant layers are compounded on two sides of the PET film layer.
3. The packaging front plate of the flexible photovoltaic module with the functions of water resistance and mid-far infrared light resistance as claimed in claim 1, wherein the nano water-resistant layers are compounded on the same side of the PET film layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910030280.3A CN109786488B (en) | 2019-01-14 | 2019-01-14 | Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910030280.3A CN109786488B (en) | 2019-01-14 | 2019-01-14 | Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109786488A CN109786488A (en) | 2019-05-21 |
| CN109786488B true CN109786488B (en) | 2022-03-15 |
Family
ID=66500441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910030280.3A Active CN109786488B (en) | 2019-01-14 | 2019-01-14 | Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109786488B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201310737A (en) * | 2011-08-17 | 2013-03-01 | Nat Applied Res Laboratories | Nano-laminated film with transparent conductive property and water-vapor resistance function and method thereof |
| CN104752633A (en) * | 2013-12-31 | 2015-07-01 | 中国科学院微电子研究所 | Film packaging method |
| CN205177863U (en) * | 2015-10-28 | 2016-04-20 | 汕头市东通光电材料有限公司 | High damp proof membrane of solar cell that passes through |
| CN107097484A (en) * | 2011-01-27 | 2017-08-29 | 维特瑞弗莱克斯公司 | The manufacture method and constituent of Inorganic multilayer stack and its correlation |
| CN107206742A (en) * | 2015-01-20 | 2017-09-26 | 东丽株式会社 | Multilayer laminated boards substrate |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009054420A (en) * | 2007-08-27 | 2009-03-12 | Fujifilm Corp | Manufacturing method for flexible substrate for electronic device, manufacturing method for electronic device, and electronic device manufactured by the method |
| US9196849B2 (en) * | 2013-01-09 | 2015-11-24 | Research & Business Foundation Sungkyunkwan University | Polymer/inorganic multi-layer encapsulation film |
-
2019
- 2019-01-14 CN CN201910030280.3A patent/CN109786488B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097484A (en) * | 2011-01-27 | 2017-08-29 | 维特瑞弗莱克斯公司 | The manufacture method and constituent of Inorganic multilayer stack and its correlation |
| TW201310737A (en) * | 2011-08-17 | 2013-03-01 | Nat Applied Res Laboratories | Nano-laminated film with transparent conductive property and water-vapor resistance function and method thereof |
| CN104752633A (en) * | 2013-12-31 | 2015-07-01 | 中国科学院微电子研究所 | Film packaging method |
| CN107206742A (en) * | 2015-01-20 | 2017-09-26 | 东丽株式会社 | Multilayer laminated boards substrate |
| CN205177863U (en) * | 2015-10-28 | 2016-04-20 | 汕头市东通光电材料有限公司 | High damp proof membrane of solar cell that passes through |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109786488A (en) | 2019-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3109906B1 (en) | Humidity-resistant and heat-resistant solar cell backsheet and manufacturing method therefor | |
| CN201266610Y (en) | Solar cell backboard | |
| CN102945877B (en) | A kind of solar cell backboard and solar cell | |
| WO2012056941A1 (en) | Solar-cell module and manufacturing method therefor | |
| CN207303123U (en) | A kind of high-barrier solar cell backboard | |
| CN216915146U (en) | Photovoltaic backboard | |
| EP2693101A1 (en) | Solar lighting system | |
| CN103646980B (en) | A kind of notacoria with ultraviolet translation function | |
| CN203205441U (en) | Solar cell backboard and solar cell module | |
| CN202473968U (en) | Photovoltaic cell backplane and photovoltaic cell using the same | |
| JP2012094742A (en) | Solar battery module and method for producing the same | |
| CN109786488B (en) | Flexible photovoltaic module packaging front plate with water resistance and mid-far infrared light resistance functions | |
| JP2000307137A (en) | Solar cell cover film and solar cell module using the same | |
| JP2012204458A (en) | Method for manufacturing solar cell module | |
| CN109192800B (en) | Fluorine-containing thin-film solar cell front film and manufacturing process thereof | |
| CN105870230A (en) | Solar cell module | |
| JP2013089749A (en) | Frameless solar cell module | |
| CN104512081A (en) | Two-layer structural PET (polyethylene terephthalate) film and solar battery back plate prepared from two-layer structural PET film | |
| CN204516786U (en) | A kind of three-decker PET film and consisting of solar cell backboard | |
| CN207368976U (en) | A kind of photovoltaic module in double circuit circuit | |
| CN206758445U (en) | Light-duty automatically cleaning photovoltaic module | |
| EP3449510B1 (en) | Assembly | |
| CN204506046U (en) | A kind of two-layer structure PET film and consisting of solar cell backboard | |
| WO2019128085A1 (en) | Solar panel | |
| CN218892323U (en) | Multifunctional fluoride-free photovoltaic backboard and photovoltaic module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |