CN109378350A - A kind of solar battery and its packaging technology - Google Patents
A kind of solar battery and its packaging technology Download PDFInfo
- Publication number
- CN109378350A CN109378350A CN201811476402.3A CN201811476402A CN109378350A CN 109378350 A CN109378350 A CN 109378350A CN 201811476402 A CN201811476402 A CN 201811476402A CN 109378350 A CN109378350 A CN 109378350A
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- Prior art keywords
- line electrode
- gate line
- solar cell
- silicon solar
- grid line
- Prior art date
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 12
- 238000005516 engineering process Methods 0.000 title claims abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 57
- 239000010703 silicon Substances 0.000 claims abstract description 57
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052738 indium Inorganic materials 0.000 claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000009413 insulation Methods 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000007747 plating Methods 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 210000004276 Hyalin Anatomy 0.000 claims 2
- 210000004027 cells Anatomy 0.000 abstract description 43
- 238000009434 installation Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000002305 electric material Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H01L31/00—Semiconductor devices sensitive to infra-red 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 infra-red 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
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H01L31/00—Semiconductor devices sensitive to infra-red 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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/022433—Particular geometry of the grid contacts
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H01L31/00—Semiconductor devices sensitive to infra-red 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
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic System
-
- 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
- Y02E10/547—Monocrystalline silicon PV cells
-
- 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 discloses a kind of solar battery and its packaging technologies, including a kind of solar battery, wherein solar battery includes silicon solar cell and the gate line electrode for being fixedly connected on silicon solar cell surface, the gate line electrode includes main grid line electrode and secondary gate line electrode, the surface of the main grid line electrode and secondary gate line electrode is plated with indium metal layer, the indium metal layer with a thickness of 15-30 microns, the silicon solar cell connects for rectangular plate-like, and silicon solar cell is connected with insulative transparent layer on the surface in addition to main grid line electrode and secondary gate line electrode, the insulative transparent layer with a thickness of 2-15 microns.A kind of solar battery and its packaging technology, the main grid line electrode of silver-colored material and the oxidation rate of secondary gate line electrode can be reduced, make to guarantee to improve the production installation quality of solar battery while conductive efficiency, and can reduce the contact resistance of compound, improves conductive efficiency.
Description
Technical field
The invention belongs to technical field of solar batteries, and in particular to a kind of solar battery and its packaging technology.
Background technique
Solar battery is a kind of device that solar energy is converted into electric energy based on photovoltaic effect, is one
Semiconductor photo diode, when on solar irradiation to photodiode, photodiode will be converted into the luminous energy of the sun
Electric energy generates electric current.The solar energy for having bigger output power can be become when many a batteries are together in series or parallel
Battery array.Solar battery large, medium and small can develop simultaneously, the big medium-sized power station for arriving gigawatt, it is small to only for a family too
Positive energy battery pack, combination is flexible, this is that other power supplys are incomparable.
Solar battery generally comprises silicon solar cell and gate line electrode, and gate line electrode mainly by silver plating and
At, during the integral installation of solar battery or use, due to contact of the gate line electrode with air of silver-colored material, from
And the oxidation of gate line electrode is resulted in, so that surface is covered a kind of faint yellow or black substance, affects the conduction of gate line electrode
Efficiency more seriously reduces the quality of production in installation process.
Summary of the invention
The purpose of the present invention is to provide a kind of solar battery and its packaging technologies, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of solar battery, including silicon solar cell
Piece and the gate line electrode for being fixedly connected on silicon solar cell surface, the gate line electrode include main grid line electrode and secondary grid line
The surface of electrode, the main grid line electrode and secondary gate line electrode is plated with indium metal layer, the indium metal layer with a thickness of 15-
30 microns.
Preferably, the silicon solar cell connects for rectangular plate-like, and silicon solar cell except main grid line electrode and
Be connected with insulative transparent layer on surface outside secondary gate line electrode, the insulative transparent layer with a thickness of 2-15 microns.
Preferably, the main grid line electrode and secondary gate line electrode are respectively provided at the upper and lower surfaces of silicon solar cell
On, and main grid line electrode and secondary gate line electrode are rectangular strip, are covered on main grid line electrode and secondary gate line electrode surface
Indium metal layer be also rectangular structure.
Preferably, the main grid line electrode has two groups in the equal mirror settings of upper and lower surface of silicon solar cell, described
Secondary gate line electrode is provided with multiple groups in the upper and lower surface uniform intervals of silicon solar cell, and pair gate line electrode described in multiple groups with
Main grid line electrode is connected in the one side vertical interlaced of silicon solar cell.
Preferably, the insulative transparent layer is layer of silica gel or insulating polymer film layer.
A kind of solar battery and its packaging technology, comprising the following steps:
S1, it is die-filling, one group and required main grid line electrode and secondary grid line electricity are pressed on the upper surface of silicon solar cell
Extremely compatible grid mould bases, and the bottom surface of the grid mould bases is made to be close to cell piece surface；
S2, coating, the silicon solar cell upper surface side Shang Hesi on the outside of grid mould bases coat insulation transparent material
Material, and guarantee the uniform of insulation transparent material coating；
Grid mould bases is removed in S3, demoulding, forms the upper surface of silicon solar cell except the covering of insulation transparent material
Grid route；
S4, drying carry out drying and processing to silicon solar cell upper surface and side, make insulative transparent layer and the silicon sun
Energy cell piece is stiched together admittedly；
S5, it is preliminary to be electroplated, leading as main grid line electrode and secondary gate line electrode is plated on gridline road using galvanoplastic
Electric material forms solar battery gate line electrode, and the upper surface of the gate line electrode bottom face and silicon solar cell is closely
Setting；
S6 is electroplated again, and upper one layer of indium metal is electroplated again using galvanoplastic on main grid line electrode and secondary gate line electrode
Layer makes indium metal layer covering main grid line electrode and secondary grid line motor, and the two sides bottom end of indium metal layer is located on insulative transparent layer；
S7 is completed, and is repeated the above steps S1-S6 at the back side of silicon solar cell, is made silicon solar cell
Upper and lower surface complete coating and plating, form the solar battery of completion.
Preferably, in step S2, insulation transparent material is silica gel or insulating polymer material, preliminary to be electroplated in step S5
Material be metallic silver.
Technical effect and advantage of the invention: a kind of solar battery and its packaging technology, by main grid line electrode
With one layer of indium metal layer of electroplating surface of secondary gate line electrode, indium metal layer passes through electric plating method for main grid line electrode and secondary grid line
Electrode covering, both ensure that the leakproofness of main grid line electrode and secondary gate line electrode, thus reduce silver-colored material main grid line electrode and
The oxidation rate of secondary gate line electrode ensure that main grid line electrode and secondary grid line motor pole are either whole in installation solar battery
Still in use, it can guarantee conductive efficiency, not only improve the production installation quality of solar battery, but also can
Silicon solar cell service efficiency is enough improved, and indium metal and silver can also be formed the mixing of indium metal by indium plating metal layer
Object further reduced the contact resistance of compound, improve conductive efficiency.
Detailed description of the invention
Fig. 1 is solar battery main view of the invention；
Fig. 2 is solar battery top view of the invention.
In figure: 1 silicon solar cell, 2 insulative transparent layers, 3 secondary gate line electrodes, 4 main grid line electrodes, 5 indium metal layers.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of solar battery as shown in Figs. 1-2, including silicon solar cell 1 be fixedly connected
Gate line electrode on 1 surface of silicon solar cell, the gate line electrode include main grid line electrode 4 and secondary gate line electrode 3, described
The surface of main grid line electrode 4 and secondary gate line electrode 3 is plated with indium metal layer 5, the indium metal layer 5 it is micro- with a thickness of 15-30
Rice.
Specifically, the silicon solar cell 1 connects for rectangular plate-like, and silicon solar cell 1 removes main grid line electrode 4
Be connected with insulative transparent layer 2 on the surface outside secondary gate line electrode 3, the insulative transparent layer 2 with a thickness of 2-15 microns.
Specifically, the main grid line electrode 4 and secondary gate line electrode 3 are respectively provided at two table up and down of silicon solar cell 1
On face, and main grid line electrode 4 and secondary gate line electrode 3 are rectangular strip, are covered on main grid line electrode 4 and secondary gate line electrode
The indium metal layer 5 on 3 surfaces is also rectangular structure.
Specifically, the main grid line electrode 4 has two groups in the equal mirror settings of upper and lower surface of silicon solar cell 1, institute
The upper and lower surface uniform intervals that secondary gate line electrode 3 is stated in silicon solar cell 1 are provided with multiple groups, and the electricity of pair grid line described in multiple groups
One side vertical interlaced of the pole 3 with main grid line electrode 4 in silicon solar cell 1 is connected to.
Specifically, the insulative transparent layer 2 is layer of silica gel or insulating polymer film layer.
A kind of solar battery and its packaging technology, comprising the following steps:
S1, it is die-filling, one group and required main grid line electrode 4 and secondary grid line are pressed on the upper surface of silicon solar cell 1
The compatible grid mould bases of electrode 3, and the bottom surface of the grid mould bases is made to be close to cell piece surface；
S2, coating, the 1 upper surface side Shang Hesi of silicon solar cell on the outside of grid mould bases coat insulation transparent material
Material, and guarantee the uniform of insulation transparent material coating；
Grid mould bases is removed in S3, demoulding, forms the upper surface of silicon solar cell 1 except insulation transparent material covers
Grid route；
S4, drying carry out drying and processing to 1 upper surface of silicon solar cell and side, make insulative transparent layer 2 and silicon too
Positive energy cell piece 1 is stiched together admittedly；
S5, it is preliminary to be electroplated, it is plated on gridline road using galvanoplastic as main grid line electrode 4 and secondary gate line electrode 3
Conductive material forms solar battery gate line electrode, and solar battery gate line electrode bottom face and silicon solar cell 1
Upper surface is closely arranged；
S6 is electroplated again, plates one layer of indium metal layer 5 using galvanoplastic on main grid line electrode 4 and secondary gate line electrode 3,
Indium metal layer 5 is set to cover main grid line electrode 4 and secondary grid line motor, and the two sides bottom end of indium metal layer 5 is located at insulative transparent layer 2
On；
S7 is completed, and is repeated the above steps S1-S6 at the back side of silicon solar cell 1, is made silicon solar cell
1 upper and lower surface completes coating and plating, forms the solar battery of completion.
Specifically, in step S2, insulation transparent material is silica gel or insulating polymer material, preliminary to be electroplated in step S5
Material be metallic silver.
Specifically, a kind of solar battery and its packaging technology, in an assembling process, first, in accordance with die-filling coating
Insulative transparent layer 2 is covered on the surface of silicon solar cell 1 by step, and will not be to subsequent main grid line electrode 4 and secondary grid
The plating of line electrode 3 has an impact, then by being electroplated twice, and first plating is by metallic silver plating at main grid line electrode 4 and secondary grid
Indium metal layer 5 is being electroplated the surface for being covered on main grid line electrode 4 and secondary gate line electrode 3, is forming sealing, then again by line electrode 3
The another side of silicon solar cell 1 is repeated into step, completes an entirety circulation.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of solar battery including silicon solar cell (1) and is fixedly connected on silicon solar cell (1) surface
Gate line electrode, it is characterised in that: the gate line electrode includes main grid line electrode (4) and secondary gate line electrode (3), the main gate line electricity
Pole (4) and the surface of secondary gate line electrode (3) are plated with indium metal layer (5), the indium metal layer (5) it is micro- with a thickness of 15-30
Rice.
2. a kind of solar battery according to claim 1, it is characterised in that: the silicon solar cell (1) is square
Shape plate connects, and silicon solar cell (1) is connected with absolutely on the surface in addition to main grid line electrode (4) and secondary gate line electrode (3)
Edge hyaline layer (2), the insulative transparent layer (2) with a thickness of 2-15 microns.
3. a kind of solar battery according to claim 1, it is characterised in that: the main grid line electrode (4) and secondary grid line
Electrode (3) is respectively provided on the upper and lower surfaces of silicon solar cell (1), and main grid line electrode (4) and secondary gate line electrode (3)
It is rectangular strip, it is also rectangular for being covered on the indium metal layer (5) of main grid line electrode (4) and secondary gate line electrode (3) surface
Structure.
4. a kind of solar battery according to claim 1, it is characterised in that: the main grid line electrode (4) is in the silicon sun
The equal mirror settings of upper and lower surface of energy cell piece (1) have two groups, and the pair gate line electrode (3) is in silicon solar cell (1)
Upper and lower surface uniform intervals are provided with multiple groups, and pair gate line electrode (3) described in multiple groups and main grid line electrode (4) are in silicon solar electricity
The one side vertical interlaced of pond piece (1) is connected to.
5. a kind of solar battery according to claim 2, it is characterised in that: the insulative transparent layer (2) is layer of silica gel
Or insulating polymer film layer.
6. a kind of solar battery according to claim 1-5 and its packaging technology, it is characterised in that: including with
Lower step:
S1, it is die-filling, one group and required main grid line electrode (4) and secondary grid line are pressed on the upper surface of silicon solar cell (1)
The compatible grid mould bases of electrode (3), and the bottom surface of the grid mould bases is made to be close to cell piece surface；
S2, coating, silicon solar cell (1) upper surface side Shang Hesi on the outside of grid mould bases coat insulation transparent material
Material, and guarantee the uniform of insulation transparent material coating；
Grid mould bases is removed in S3, demoulding, forms the upper surface of silicon solar cell (1) except the covering of insulation transparent material
Grid route；
S4, drying carry out drying and processing to silicon solar cell (1) upper surface and side, make insulative transparent layer (2) and silicon too
Positive energy cell piece (1) is stiched together admittedly；
S5, it is preliminary to be electroplated, it is plated on gridline road using galvanoplastic as main grid line electrode (4) and pair gate line electrode (3)
Conductive material forms solar battery gate line electrode, and solar battery gate line electrode bottom face and silicon solar cell (1)
Upper surface be closely arranged；
S6 is electroplated again, plates one layer of indium metal layer using galvanoplastic on main grid line electrode (4) and secondary gate line electrode (3)
(5), make indium metal layer (5) covering main grid line electrode (4) and secondary grid line motor, and the two sides bottom end of indium metal layer (5) is located at absolutely
On edge hyaline layer (2)；
S7 is completed, and is repeated the above steps S1-S6 at the back side of silicon solar cell (1), is made silicon solar cell
(1) upper and lower surface completes coating and plating, forms the solar battery of completion.
7. a kind of solar battery according to claim 6 and its packaging technology, it is characterised in that: in step S2, insulation
Transparent material is silica gel or insulating polymer material, and in step S5, the material being tentatively electroplated is metallic silver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476402.3A CN109378350A (en) | 2018-12-03 | 2018-12-03 | A kind of solar battery and its packaging technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476402.3A CN109378350A (en) | 2018-12-03 | 2018-12-03 | A kind of solar battery and its packaging technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109378350A true CN109378350A (en) | 2019-02-22 |
Family
ID=65375727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811476402.3A Pending CN109378350A (en) | 2018-12-03 | 2018-12-03 | A kind of solar battery and its packaging technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109378350A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060060238A1 (en) * | 2004-02-05 | 2006-03-23 | Advent Solar, Inc. | Process and fabrication methods for emitter wrap through back contact solar cells |
| CN101834230A (en) * | 2010-04-30 | 2010-09-15 | 中山大学 | Method for preparing colorful film for protecting solar cell thin grid line metal electrode by adopting mask |
| CN102800763A (en) * | 2012-09-07 | 2012-11-28 | 泉州市博泰半导体科技有限公司 | Solar cell and method for producing grid line electrode of solar cell |
| CN206098402U (en) * | 2016-07-27 | 2017-04-12 | 福建金石能源有限公司 | Heterojunction solar cell and module thereof |
-
2018
- 2018-12-03 CN CN201811476402.3A patent/CN109378350A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060060238A1 (en) * | 2004-02-05 | 2006-03-23 | Advent Solar, Inc. | Process and fabrication methods for emitter wrap through back contact solar cells |
| CN101834230A (en) * | 2010-04-30 | 2010-09-15 | 中山大学 | Method for preparing colorful film for protecting solar cell thin grid line metal electrode by adopting mask |
| CN102800763A (en) * | 2012-09-07 | 2012-11-28 | 泉州市博泰半导体科技有限公司 | Solar cell and method for producing grid line electrode of solar cell |
| CN206098402U (en) * | 2016-07-27 | 2017-04-12 | 福建金石能源有限公司 | Heterojunction solar cell and module thereof |
Non-Patent Citations (1)
| Title |
|---|
| 《矿产资源工业要求手册》编委会编: "《矿产资源工业要求手册 2014修订版》", 31 January 2014, 地质出版社 * |
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Application publication date: 20190222 |
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