CN111146303A - Packaging method of flexible solar cell for spacecraft - Google Patents
Packaging method of flexible solar cell for spacecraft Download PDFInfo
- Publication number
- CN111146303A CN111146303A CN201911359865.6A CN201911359865A CN111146303A CN 111146303 A CN111146303 A CN 111146303A CN 201911359865 A CN201911359865 A CN 201911359865A CN 111146303 A CN111146303 A CN 111146303A
- Authority
- CN
- China
- Prior art keywords
- solar cell
- light
- flexible solar
- polyimide film
- flexible
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 16
- 210000004027 cell Anatomy 0.000 claims abstract description 66
- 229920001721 polyimide Polymers 0.000 claims abstract description 42
- 210000005056 cell body Anatomy 0.000 claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims description 14
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 8
- 239000013039 cover film Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/0248—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies
- H01L31/0256—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by the material
- H01L31/0264—Inorganic materials
- H01L31/0304—Inorganic materials including, apart from doping materials or other impurities, only AIIIBV compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
-
- 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
- Y02E10/544—Solar cells from Group III-V materials
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention provides a packaging method of a flexible solar cell for a spacecraft, which is characterized by comprising the following steps: covering a light-transmitting polyimide film on the surface of the solar cell body assembly; and vacuumizing the solar cell body assembly covered with the light-transmitting polyimide film, and then heating, laminating and packaging to form the flexible solar cell assembly. According to the flexible solar cell module obtained by the invention, the light-transmitting polyimide film arranged on the surface meets the requirement that the flexible solar cell absorbs light energy, and meanwhile, the flexible solar cell can be protected, so that the problem that the flexible solar cell is easy to damage due to environmental problems in a special space environment is prevented. And the whole flexible solar cell module can be bent and curled at will.
Description
Technical Field
The invention relates to the technical field of aerospace solar cells, in particular to a packaging method of a flexible solar cell for a spacecraft.
Background
Flexible solar cells have been a research focus and difficulty for solar cells. There is an urgent need for flexible solar cells, whether in the aerospace field, military weaponry, or civilian markets. Compared with the traditional rigid solar cell, the flexible solar cell has the advantages of cheap substrate material, abundant types of substrate material (such as glass, stainless steel and metal), adjustable forbidden band width of the flexible solar cell, light weight, high mass specific power, flexibility, good surface coverage, low temperature coefficient of the component and the like.
The flexible solar cell in the prior art has the following defects: the flexible solar cell has the problems of complex production process, low yield and high price. Another problem is how to package to accommodate the space environment.
The space environment has the problems of high temperature, low temperature, no oxygen, no ultraviolet radiation and the like.
The existing flexible solar cell cannot adapt to the space environment, and is easy to damage under the space environment.
And after the epitaxial layers of the flexible solar cell are bonded to a temporary support substrate (usually glass) by bonding, the surface of the flexible solar cell is slightly fluctuated, and is difficult to be flat like a rigid cell. In this case, it is difficult to wind and collect the solar cell when collecting the solar cell. Therefore, the packaging mode has an important influence on the power generation efficiency and the service life of the flexible solar cell.
Accordingly, a technical solution is desired to overcome or at least alleviate at least one of the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The present invention aims to provide a method for encapsulating a flexible solar cell for a spacecraft that overcomes or at least alleviates at least one of the above-mentioned drawbacks of the prior art.
In order to achieve the above-mentioned objects,
the invention provides a packaging method of a flexible solar cell for a spacecraft, which comprises the following steps: covering a light-transmitting polyimide film on the surface of the solar cell body assembly; and vacuumizing the solar cell body assembly covered with the light-transmitting polyimide film, and then heating, laminating and packaging to form the flexible solar cell assembly.
Optionally, the method for packaging a flexible solar cell for a spacecraft further includes: and manufacturing the solar cell body assembly before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
Optionally, the manufacturing the solar cell body assembly includes: manufacturing a solar cell body by adopting flexible gallium arsenide; and covering the solar cell body with an adhesive cover sheet.
Optionally, the method for packaging a flexible solar cell for a spacecraft further includes:
and manufacturing a light-transmitting polyimide film before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
Optionally, the manufacturing of the light-transmitting polyimide film includes: and plating an antireflection film on the light-transmitting polyimide film.
According to the flexible solar cell module, the light-transmitting polyimide film is arranged on the surface, so that the light absorption of the flexible solar cell is met, the flexible solar cell can be protected, and the problem that the flexible solar cell is easy to damage due to environmental problems in a special space environment is solved. And the light-transmitting polyimide film is also flexible, so that the whole flexible solar cell module can be bent and curled at will.
The present invention also provides a flexible solar cell module, comprising: a solar cell body assembly; a light-transmissive polyimide film disposed on a surface of the solar cell body assembly.
Optionally, the solar cell body assembly includes: a solar cell body; the cover plate is arranged on the surface of the solar cell body, and the light-transmitting polyimide film is arranged on the cover plate.
Optionally, the flexible solar cell module further comprises: and the antireflection film is arranged on the surface of the light-transmitting polyimide film.
Optionally, the light-transmissive polyimide film has a transmittance of 80% to 95%.
Optionally, the solar cell body is made of flexible gallium arsenide.
Drawings
Fig. 1 is a manufacturing flowchart of a method for encapsulating a flexible solar cell for a spacecraft according to an embodiment of the present invention.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The invention provides a flexible solar cell module which comprises a solar cell body module and a light-transmitting polyimide film 1, wherein the light-transmitting polyimide film 1 is arranged on the surface of the solar cell body module.
According to the flexible solar cell module, the light-transmitting polyimide film is arranged on the surface, so that the light absorption of the flexible solar cell is met, the flexible solar cell can be protected, and the problem that the flexible solar cell is easy to damage due to environmental problems in a special space environment is solved.
In this embodiment, the solar cell module includes a solar cell 2 and a cover film 3, the cover film 3 is disposed on the surface of the solar cell 2, and the light-transmissive polyimide film 1 is disposed on the cover film 3.
In this embodiment, the flexible solar cell module further includes: and the antireflection film 4, the antireflection film 4 is arranged on the surface of the light-transmitting polyimide film 1.
By introducing the antireflection film, the luminous flux which penetrates through the light-transmitting polyimide film and reaches the solar cell can be improved, so that the power generation efficiency of the solar cell is improved.
In the present embodiment, the light transmittance of the light-transmitting polyimide film is 80% to 95%.
In this embodiment, the solar cell body is made of flexible gallium arsenide.
The invention also provides a packaging method of the flexible solar cell for the spacecraft, which comprises the following steps: step 1: covering a light-transmitting polyimide film on the surface of the solar cell body assembly;
step 2: and vacuumizing the solar cell body assembly covered with the light-transmitting polyimide film, and then heating, laminating and packaging to form the flexible solar cell assembly.
In this embodiment, a polyimide film with high light transmittance is used as the packaging material, and polyimide is a passive thermal control film with excellent performance for a spacecraft, and has good adaptability to the space environment. The high-light-transmission polyimide film is innovatively used for the space flexible solar cell packaging film. And because the high-light-transmission polyimide film is flexible, the solar cell body assembly in the flexible solar cell assembly is flexible, and the light-transmission polyimide film used for packaging is also flexible, so that the whole flexible solar cell assembly can be bent at any position and can be made into a roll shape, and the volume is reduced.
In this embodiment, the method for packaging a flexible solar cell for a spacecraft further includes manufacturing the solar cell body assembly before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
Specifically, the manufacturing of the solar cell body assembly includes: manufacturing a solar cell body by adopting flexible gallium arsenide; and covering the solar cell body with a glue cover sheet.
In this embodiment, the method for encapsulating a flexible solar cell for a spacecraft further includes:
and manufacturing a light-transmitting polyimide film before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
In this embodiment, the fabricating the light-transmissive polyimide film includes: and plating an antireflection film on the light-transmitting polyimide film. In this way, the luminous flux that reaches the solar cell through the encapsulating film can be increased, and the power generation efficiency of the solar cell can be improved.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. A packaging method of a flexible solar cell for a spacecraft is characterized by comprising the following steps:
covering a light-transmitting polyimide film on the surface of the solar cell body assembly;
and vacuumizing the solar cell body assembly covered with the light-transmitting polyimide film, and then heating, laminating and packaging to form the flexible solar cell assembly.
2. The method for encapsulating a flexible solar cell for a spacecraft as claimed in claim 1, wherein the method for encapsulating a flexible solar cell for a spacecraft further comprises:
and manufacturing the solar cell body assembly before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
3. The method for encapsulating a flexible solar cell for a spacecraft as claimed in claim 2, wherein said fabricating said solar cell body assembly comprises:
manufacturing a solar cell body by adopting flexible gallium arsenide;
and covering the solar cell body with an adhesive cover sheet.
4. The method for encapsulating a flexible solar cell for a spacecraft as claimed in claim 1, wherein the method for encapsulating a flexible solar cell for a spacecraft further comprises:
and manufacturing a light-transmitting polyimide film before covering the light-transmitting polyimide film on the surface of the solar cell body assembly.
5. The method for encapsulating a flexible solar cell for a spacecraft as claimed in claim 4, wherein said fabricating a light-transmissive polyimide film comprises:
and plating an antireflection film on the light-transmitting polyimide film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911359865.6A CN111146303A (en) | 2019-12-25 | 2019-12-25 | Packaging method of flexible solar cell for spacecraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911359865.6A CN111146303A (en) | 2019-12-25 | 2019-12-25 | Packaging method of flexible solar cell for spacecraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111146303A true CN111146303A (en) | 2020-05-12 |
Family
ID=70520177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911359865.6A Withdrawn CN111146303A (en) | 2019-12-25 | 2019-12-25 | Packaging method of flexible solar cell for spacecraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111146303A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514188A (en) * | 2015-12-25 | 2016-04-20 | 中国科学院上海高等研究院 | Antireflection and self-cleaning thin film and preparation method thereof |
| CN206179880U (en) * | 2016-08-30 | 2017-05-17 | 中国乐凯集团有限公司 | Multilayer composite films is used in flexible solar cell encapsulation |
| CN109638108A (en) * | 2018-12-05 | 2019-04-16 | 上海空间电源研究所 | Stratosphere flight device is directed to the assembly encapsulation method of warpage flexible solar cell piece |
-
2019
- 2019-12-25 CN CN201911359865.6A patent/CN111146303A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514188A (en) * | 2015-12-25 | 2016-04-20 | 中国科学院上海高等研究院 | Antireflection and self-cleaning thin film and preparation method thereof |
| CN206179880U (en) * | 2016-08-30 | 2017-05-17 | 中国乐凯集团有限公司 | Multilayer composite films is used in flexible solar cell encapsulation |
| CN109638108A (en) * | 2018-12-05 | 2019-04-16 | 上海空间电源研究所 | Stratosphere flight device is directed to the assembly encapsulation method of warpage flexible solar cell piece |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200512 |