CN109713067A - A kind of space semi-rigid solar cell structure and preparation method thereof - Google Patents
A kind of space semi-rigid solar cell structure and preparation method thereof Download PDFInfo
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- CN109713067A CN109713067A CN201811506187.7A CN201811506187A CN109713067A CN 109713067 A CN109713067 A CN 109713067A CN 201811506187 A CN201811506187 A CN 201811506187A CN 109713067 A CN109713067 A CN 109713067A
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- solar cell
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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
- Y02E10/50—Photovoltaic [PV] energy
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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
- 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 present invention discloses a kind of space semi-rigid solar cell structure and preparation method thereof, semi-rigid solar cell structure include single solar cell, space grade binder, solar cell draw mutually in flakes, solar cell face glass cover plate, back of solar cell cover glass, diode assembly, component connection sheet composition；The preparation method of semi-rigid solar cell includes to use above-mentioned a variety of materials and component, and the process of semi-rigid solar cell is formed by the processing technologys such as being glued and welding.The present invention can effectively promote the producing efficiency and qualification rate of semi-rigid solar cell, prevent the generation of semi-rigid solar cell bubble in encapsulation preparation process, the Assembly stability for increasing semi-rigid solar cell array, the engineer application for greatly improving semi-rigid solar cell are horizontal.
Description
Technical field
The present invention relates to solar array technical fields, and in particular to a kind of space semi-rigid solar cell structure and
Preparation method.
Background technique
Solar battery array of traditional stacked solar cell, cascade solar cell suitable for rigid substrates structure, and semi-rigid solar cell array base
Plate is the reticular structure of taut string formula, and semi-rigid solar cell needs the place that intersects by the taut string of string and longitudinal direction that laterally stretches tight on substrate
It completes to fix as supporting point, it is therefore desirable to redesign the structure of semi-rigid solar cell, and its determine corresponding preparation side
Method, to adapt to the demand of semi-rigid solar cell array.To provide more reliable and more stable battery structure, effectively solve it is semi-rigid too
Positive cell array lightweight assembly, realizes reliable effective connection between semi-rigid solar cell, invented it is a kind of it is new it is semi-rigid too
Positive electricity pool structure and preparation method thereof.
Semi-rigid solar cell is a kind of semiconductor components and devices that electric energy is converted light energy into using photovoltaic effect, is made
For the basic component units of semi-rigid solar cell array, structure and preparation method are the key technologies of semi-rigid solar cell array
One of, substantially increase compared to the size with traditional stacked solar cell, cascade solar cell, semi-rigid solar cell, effectively improves the semi-rigid sun
The quality specific power of cell array；Increase cover glass in cell backside, enhances the structural stability of semi-rigid solar cell；Semi-rigid
Property solar cell encapsulated when cover glass is pasted using vacuum environment, effectively prevent bubble generation, improve semi-rigid sun electricity
The stability of pond battle array battery circuit.Above-mentioned key technology all belongs to pioneering in the production of solar cell for space use battle array at home, by taking
The q&r of solar cell for space use battle array can be significantly increased in the above measure, be pushed further into China's semi-rigid solar cell
The engineering application level of battle array.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of space semi-rigid solar cell structure and its preparation side
Method, the structure of space semi-rigid solar cell adapt to the demand of space environment and semi-rigid battle array substrate, improve semi-rigid
The reliability of solar battery array；The preparation method of space semi-rigid solar cell solves traditional stacked solar cell, cascade solar cell and made
The disadvantages of gas bubbles left in journey, laminated cell consistency of thickness is poor, improves semi-rigid solar cell package level and engineering is answered
With level.
A kind of space semi-rigid solar cell structure is drawn comprising single solar cell, space grade binder, solar cell
Out mutually in flakes, solar cell face glass cover plate, back of solar cell cover glass, diode assembly, component connection sheet；Institute
It states space grade binder to fill around single solar cell, solar cell face glass cover plate overlays on monomer too by cover plate glue
Positive battery front side, and the surrounding outer rim of cover glass will exceed single solar cell edge；The back of solar cell glass
Cover plate overlays on the single solar cell back side by cover plate glue, and the surrounding outer rim of cover glass will exceed single solar cell edge,
And back of solar cell surface glass cover plate obtains outer rim and need to be overlapped with the outer rim of solar cell face glass cover plate, and solar cell draws
It mutually needs to subtract stress with plane in flakes or in component connection sheet out or space subtracts stress structure design.
Further, the single solar cell is the semiconductor solar cell being made using photovoltaic effect,
The size of the three-junction solar battery is 40mm × 80mm~150mm × 150mm, with a thickness of 120 μm~200 μm, and is met corresponding
Requirement on electric performance.
Further, grade binder in the space fills around single solar cell, transmitance, adhesive strength, matter
Amount loss, condensable material volatilization, radiation-resistant property are all satisfied design requirement.
Further, the solar cell face glass cover plate need to be to be vapor-deposited with MgF2The Flouride-resistani acid phesphatase glass cover of antireflective coating
Piece, the cover glass with a thickness of 100 μm~150 μm, solar cell face glass cover plate overlays on the monomer sun by cover plate glue
Battery front side, and the surrounding outer rim of cover glass will exceed single solar cell edge.
Further, the back of solar cell surface glass coverslip thickness is 100 μm~150 μm, back of solar cell glass
Glass cover plate overlays on the single solar cell back side by cover plate glue, and the surrounding outer rim of cover glass will exceed single solar cell side
Edge, and back of solar cell surface glass cover plate obtains outer rim and need to be overlapped with the outer rim of solar cell face glass cover plate.
Further, it is described mutually in flakes and component connection sheet need to be and the positive rear electrode good weldability of single solar cell
Metal thin material, this mutually needs to subtract with plane stress in flakes or in component connection sheet or space subtracts stress structure design.
Further, the component connection sheet is space binder with binder.
Another technical solution of the invention provides a kind of space semi-rigid solar cell preparation method, including walks as follows
It is rapid:
Step 1 by single solar cell, is mutually placed in special tooling in flakes etc., carries out electric resistance welding；
Step 2 will be welded with mutual single solar cell in flakes and be placed in special tooling using space grade binder, point
Not Wan Cheng solar cell positive back glass cover plate paste；
The solar cell for being covered with positive back glass cover plate is placed in special tooling, is interconnected respectively by step 3
The welding of piece and component connection sheet；
Soldered solar cell is placed in special tooling by step 4, carries out the bending of component connection sheet, and is adopted
The component connection sheet after bending is fixed with back of solar cell cover glass with space grade binder.
The advantages and positive effects of the present invention are:
1, according to the above technical scheme, cover glue using a variety of special toolings by being related to more than 10 kinds of raw material components
The special process processes such as welding are connect, the production of semi-rigid sun solar cell is completed, engineering application is realized, improves technique and add
Work production technique.
2, substantially increase compared to the size with traditional stacked solar cell, cascade solar cell, semi-rigid solar cell, effectively improve semi-rigid
The quality specific power of property solar battery array.
3, compared to traditional stacked solar cell, cascade solar cell, semi-rigid solar cell cell backside increase cover glass, enhancing
The structural stability of semi-rigid solar cell；
4, compared to traditional stacked solar cell, cascade solar cell, semi-rigid solar cell cover glass paste when use vacuum environment
Encapsulation effectively prevents bubble generation, improves the stability of semi-rigid solar cell array battery circuit.
Detailed description of the invention
Fig. 1 is the positive back view that the present invention is preferably implemented；
Fig. 2 is the sectional view a that the present invention is preferably implemented；
Fig. 3 is the sectional view b that the present invention is preferably implemented；
Fig. 4 is the flow chart for the semi-rigid solar cell preparation method that the present invention is preferably implemented.
Specific embodiment
For that can further appreciate that summary of the invention of the invention, feature and using effect, following embodiment is lifted, and cooperate attached drawing
Detailed description are as follows:
It please refers to Fig.1 to Fig.3, in which: 1, solar cell face glass cover plate；2, space binder；3, solar cell is carried on the back
Surface glass cover plate；4, single solar cell；5, mutually in flakes；6, diode assembly；7, component connection sheet.A kind of space semi-rigid
Property solar battery structure, comprising: the single solar cell 4 inside semi-rigid solar cell is occupy, at the end of single solar cell 4
Two sides are respectively welded mutually in flakes 5 up and down in portion, and the surrounding of single solar cell 4 fills cover plate glue 2, diode assembly 6 and single
Then the welding in parallel of body solar cell 4 carries out pasting for single solar cell face glass cover plate 1 and back glass cover plate 3,
It is interconnected the welding of piece 5 Yu component connection sheet 7 respectively again, finally uses space grade binder 2 by the component connection sheet 7 after bending
With the fixation of back of solar cell cover glass 3.
Further, in described mutually having in flakes and in component connection sheet, plane subtracts stress or space subtracts stress structure；
Further: the size of the single solar cell 4 is 40mm × 80mm~150mm × 150mm, with a thickness of
120 μm~200 μm；
Further: the solar cell face glass cover plate 1 need to be to be vapor-deposited with MgF2The Flouride-resistani acid phesphatase glass of antireflective coating
Glass cover plate, the cover glass with a thickness of 100 μm~150 μm, the surrounding outer rim of cover glass will exceed single solar cell side
Edge；
Further: the back of solar cell surface glass cover plate 3 is the cover glass with frosting, the glass cover
Piece with a thickness of 100 μm~150 μm, back of solar cell cover glass 3 overlays on the single solar cell back side, glass by cover plate glue
The surrounding outer rim of glass cover plate will exceed single solar cell edge, and the outer rim of back of solar cell surface glass cover plate 3 need to be with
The outer rim of solar cell face glass cover plate 1 is overlapped；
When the embodiment semi-rigid solar cell preparation method, referring to Fig. 4, specific steps are as follows:
Step 1 by single solar cell 4 and mutually 5 etc. is placed in dedicated welding tooling in flakes, carries out Resistance Welding
It connects；
Step 2, formulation space binder 2, will be welded with mutually in flakes 5 single solar cell be placed on dedicated encapsulation work
In dress, it is respectively completed pasting for solar cell face glass cover plate 1 and back glass cover plate 3；
The solar cell for being covered with positive back glass cover plate is placed in dedicated welding tooling by step 3, respectively into
Row mutually in flakes 5 with the welding of component connection sheet 7；
Soldered solar cell is placed in dedicated forming frock by step 4, carries out component connection sheet 7 respectively
Bending, and using space grade binder by after bending component connection sheet and back of solar cell cover glass 3 it is fixed.
In conjunction with attached drawing, illustrate that the description of present subject matter can understand other aspects of the present invention and excellent according to following examples
Point.
Practice is it has been proved that the present invention can effectively improve the producing efficiency and completion quality of semi-rigid solar cell, promotion
The engineering application progress of semi-rigid solar cell array.
A kind of space semi-rigid solar cell structure and preparation method thereof provided by the present invention will be the semi-rigid sun
Cell array engineering application provides safeguard, and will be low rail observation satellite, high rail satellite, Chinese Space station, Divine Land airship, Heavenly Palace system
A series of aircraft such as column provide wide application market.Domestic blank has been filled up in the technological innovation, and it is semi-rigid too to improve China
The application level of positive cell array is made that contribution for Defence business.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field, for
For those skilled in the art, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention
Spirit or essential attributes in the case where, the present invention can be realized in other specific forms.Which point therefore, no matter come from
See, embodiment should all be regarded as exemplary, and be non-limiting, the scope of the present invention by appended claims rather than
Above description limits, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in this
In invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of space semi-rigid solar cell structure, which is characterized in that comprising single solar cell, space grade binder,
Solar cell draw mutually in flakes, solar cell face glass cover plate, back of solar cell cover glass, diode assembly, group
Part connection sheet；The space grade binder fills around single solar cell, and the solar cell face glass cover plate passes through
Cover plate glue overlays on single solar cell front, and the surrounding outer rim of cover glass will exceed single solar cell edge；It is described
Back of solar cell cover glass overlays on the single solar cell back side by cover plate glue, and the surrounding outer rim of cover glass will be beyond single
Body solar cell edge, and back of solar cell surface glass cover plate obtain outer rim need to be with the outer rim of solar cell face glass cover plate
It is overlapped, solar cell is drawn mutually to be needed to subtract stress with plane in flakes or in component connection sheet or space subtracts stress structure and sets
Meter.
2. a kind of space semi-rigid solar cell structure according to claim 1, which is characterized in that the monomer sun
Battery is the semiconductor solar cell being made using photovoltaic effect, having a size of 60mm × 60mm~150mm ×
150mm with a thickness of 120 μm~200 μm, and meets corresponding requirement on electric performance.
3. a kind of space semi-rigid solar cell structure according to claim 1, which is characterized in that the solar cell
Face glass cover plate is to be vapor-deposited with MgF2The Flouride-resistani acid phesphatase cover glass of antireflective coating, with a thickness of 100 μm~150 μm.
4. a kind of space semi-rigid solar cell structure according to claim 1, which is characterized in that the solar cell
Back side surface glass cover plate with a thickness of 100 μm~150 μm.
5. a kind of space semi-rigid solar cell structure according to claim 1, which is characterized in that the solar cell
Draw mutually in flakes and component connection sheet be good weldability metal thin material.
6. a kind of preparation method of space semi-rigid solar cell structure according to claim 1, which is characterized in that packet
Include following steps:
Step 1 by single solar cell, is mutually placed in special tooling in flakes etc., carries out electric resistance welding；
Step 2 will be welded with mutual single solar cell in flakes and be placed in special tooling, distinguished using space grade binder
At pasting for the positive back glass cover plate of solar cell；
The solar cell for being covered with positive back glass cover plate is placed in special tooling by step 3, be interconnected respectively piece with
The welding of component connection sheet；
Soldered solar cell is placed in special tooling by step 4, carries out the bending of component connection sheet, and using empty
Intercaste binder fixes the component connection sheet after bending with back of solar cell cover glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506187.7A CN109713067A (en) | 2018-12-10 | 2018-12-10 | A kind of space semi-rigid solar cell structure and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506187.7A CN109713067A (en) | 2018-12-10 | 2018-12-10 | A kind of space semi-rigid solar cell structure and preparation method thereof |
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| Publication Number | Publication Date |
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| CN109713067A true CN109713067A (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811506187.7A Pending CN109713067A (en) | 2018-12-10 | 2018-12-10 | A kind of space semi-rigid solar cell structure and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900225A (en) * | 2020-06-30 | 2020-11-06 | 上海空间电源研究所 | Space solar cell array interconnection structure, solar cell array and forming method thereof |
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| CN101465390A (en) * | 2007-12-18 | 2009-06-24 | 上海复合材料科技有限公司 | Technique for molding substrate of semi-rigid solar cell array |
| US20110315191A1 (en) * | 2009-03-06 | 2011-12-29 | Ulvac, Inc. | Method for manufacturing semiconductor device |
| CN106100570A (en) * | 2016-06-12 | 2016-11-09 | 上海空间电源研究所 | A kind of semi-rigid solar cell circuit module and mount method |
| CN106549072A (en) * | 2016-12-06 | 2017-03-29 | 上海空间电源研究所 | Space static electricity protects solar battery array interconnection package structure and method |
| CN106684183A (en) * | 2016-12-28 | 2017-05-17 | 中国电子科技集团公司第十八研究所 | Solar cell module for a strung semi-rigid panel |
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- 2018-12-10 CN CN201811506187.7A patent/CN109713067A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101465390A (en) * | 2007-12-18 | 2009-06-24 | 上海复合材料科技有限公司 | Technique for molding substrate of semi-rigid solar cell array |
| US20110315191A1 (en) * | 2009-03-06 | 2011-12-29 | Ulvac, Inc. | Method for manufacturing semiconductor device |
| CN106100570A (en) * | 2016-06-12 | 2016-11-09 | 上海空间电源研究所 | A kind of semi-rigid solar cell circuit module and mount method |
| CN106549072A (en) * | 2016-12-06 | 2017-03-29 | 上海空间电源研究所 | Space static electricity protects solar battery array interconnection package structure and method |
| CN106684183A (en) * | 2016-12-28 | 2017-05-17 | 中国电子科技集团公司第十八研究所 | Solar cell module for a strung semi-rigid panel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900225A (en) * | 2020-06-30 | 2020-11-06 | 上海空间电源研究所 | Space solar cell array interconnection structure, solar cell array and forming method thereof |
| CN111900225B (en) * | 2020-06-30 | 2021-11-16 | 上海空间电源研究所 | Space solar cell array interconnection structure, solar cell array and forming method thereof |
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