CN203071082U - Multi-grid line crystalline silicon solar cell - Google Patents
Multi-grid line crystalline silicon solar cell Download PDFInfo
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- CN203071082U CN203071082U CN 201220649046 CN201220649046U CN203071082U CN 203071082 U CN203071082 U CN 203071082U CN 201220649046 CN201220649046 CN 201220649046 CN 201220649046 U CN201220649046 U CN 201220649046U CN 203071082 U CN203071082 U CN 203071082U
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- grid line
- main grid
- silicon solar
- solar cell
- grid lines
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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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Abstract
The utility model relates to the technical field of crystalline silicon solar cells, and particularly relates to a multi-grid line crystalline silicon solar cell. The multi-grid line crystalline silicon solar cell comprises a silicon wafer and an electrode arranged on the silicon wafer, and is characterized in that the electrode is made up of main grid lines and subsidiary grid lines, wherein the main grid lines are equal in the distance and arranged parallelly; the main grid lines are vertical with the subsidiary grid lines and connected with the subsidiary grid lines; and the number of the main grid lines is five to twenty. The multi-grid line crystalline silicon solar cell with the design has the advantages that the conversion efficiency of the solar cell is improved, the technological process is simple and can be applicable to industrial production, and the production cost is reduced and the price advantages of the product can be improved in the case that the existing production line equipment is not changed.
Description
Technical field
The utility model relates to filed of crystal silicon solaode technique, especially relates to a kind of multiple-grid line crystal silicon solar batteries sheet.
Background technology
In the solar energy generation technology field, how improving battery conversion efficiency, reducing manufacturing cost is the general technical issues that need to address in the present industry.And wherein, the battery The Grid-Lines Design is particularly important aspect reduction battery sheet resistor, preparation high efficiency crystal-silicon solar cell.Conventional solar battery sheet gate electrode line mainly is made up of 2-3 root main grid line and some secondary grid lines, and the electric current of being collected the silicon chip generation by secondary grid line is pooled on the main grid line, is finally derived by welding.But this grid line design can't be complementary with the diffusion side's resistance that raises day by day, becomes the bottleneck that improves solar battery sheet efficient.How to design and a kind ofly can improve the solar battery sheet conversion efficiency, the solar battery sheet that can keep lower cost again is the problem of needs solution at present.
Summary of the invention
The purpose of this utility model is exactly a kind of multiple-grid line crystal silicon solar batteries sheet that provides at the defective of above-mentioned existence, the electrode design of this battery sheet, improved the conversion efficiency of solar cell on the basis that guarantees lower cost, technological process is simple, is applicable to industrial production.
A kind of multiple-grid line crystal silicon solar batteries chip technology scheme that the utility model provides is, comprise silicon chip and be arranged on the silicon chip top electrode, electrode is made up of main grid line and secondary grid line, and the main grid line equidistantly and be arranged in parallel, vertical with secondary grid line and link together, described main grid line is five to 12.
Described main grid line is 5, and the main grid line width is 0.1-1.2mm.
Described main grid line is 6, and the main grid line width is 0.1-1mm.
Described main grid line is 7, and the main grid line width is 0.1-1mm.
Described main grid line is 8, and the main grid line width is 0.1-0.8mm.
Described main grid line is 9, and the main grid line width is 0.1-0.8mm.
Described main grid line is 10, and the main grid line width is 0.05-0.8mm.
Described main grid line is 11, and the main grid line width is 0.05-0.6mm.
Described main grid line is 12, and the main grid line width is 0.05-0.6mm.
The beneficial effects of the utility model are: comprise silicon chip and be arranged on the silicon chip top electrode, electrode is made up of main grid line and secondary grid line, and the main grid line equidistantly and be arranged in parallel, and is vertical with secondary grid line and link together, and described main grid line is 5,6 or 7.This design has improved the conversion efficiency of solar cell, and technological process is simple, is applicable to industrial production, under the situation that does not change existing general product line equipment, reduces production costs, and improves the price advantage of product.
Description of drawings:
Fig. 1 is the utility model embodiment 1 structural representation;
Fig. 2 is the utility model embodiment 2 structural representations;
Fig. 3 is the utility model embodiment 3 structural representations.
Among the figure, 1. silicon chip; 2. main grid line.
Embodiment:
In order to understand the utility model better, describe the technical solution of the utility model in detail below in conjunction with accompanying drawing, but the present invention is not limited thereto.
A kind of multiple-grid line crystal silicon solar batteries sheet that the utility model provides, comprise silicon chip 1 and be arranged on silicon chip 1 top electrode, electrode is made up of main grid line 2 and secondary grid line, and main grid line 2 equidistantly and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is more than five.
Described main grid line 2 can be 5,6 or 7.
Embodiment 1
Referring to Figure of description Fig. 1, a kind of multiple-grid line crystal silicon solar batteries sheet, comprise silicon chip 1 and be arranged on silicon chip 1 top electrode, electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 5, and the main grid line width is 0.1-1.2mm.
Referring to Figure of description Fig. 2, a kind of multiple-grid line crystal silicon solar batteries sheet, comprise silicon chip 1 and be arranged on silicon chip 1 top electrode, electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 6, and the main grid line width is 0.1-1mm.
Embodiment 3
Referring to Figure of description Fig. 3, a kind of multiple-grid line crystal silicon solar batteries sheet, comprise silicon chip 1 and be arranged on silicon chip 1 top electrode, electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 7, and the main grid line width is 0.1-1mm.
Embodiment 4
A kind of multiple-grid line crystal silicon solar batteries sheet comprises silicon chip 1 and is arranged on silicon chip 1 top electrode that electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 8, and the main grid line width is 0.1-0.8mm.
Embodiment 5
A kind of multiple-grid line crystal silicon solar batteries sheet comprises silicon chip 1 and is arranged on silicon chip 1 top electrode that electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 9, and the main grid line width is 0.1-0.8mm.
Embodiment 6
A kind of multiple-grid line crystal silicon solar batteries sheet comprises silicon chip 1 and is arranged on silicon chip 1 top electrode that electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 10, and the main grid line width is 0.05-0.8mm.
Embodiment 5
A kind of multiple-grid line crystal silicon solar batteries sheet comprises silicon chip 1 and is arranged on silicon chip 1 top electrode that electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 11, and the main grid line width is 0.05-0.6mm.
Embodiment 6
A kind of multiple-grid line crystal silicon solar batteries sheet comprises silicon chip 1 and is arranged on silicon chip 1 top electrode that electrode is made up of main grid line 2 and secondary grid line, main grid line 2 is equidistant and be arranged in parallel, vertical with secondary grid line and link together, described main grid line 2 is 12, and the main grid line width is 0.05-0.6mm.
Claims (9)
1. a multiple-grid line crystal silicon solar batteries sheet comprises silicon chip and the electrode that is arranged on the silicon chip, it is characterized in that, electrode is made up of main grid line and secondary grid line, the main grid line is equidistant and be arranged in parallel, and is vertical with secondary grid line and link together, and described main grid line is five to 12.
2. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 5, and the main grid line width is 0.1-1.2mm.
3. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 6, and the main grid line width is 0.1-1mm.
4. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 7, and the main grid line width is 0.1-1mm.
5. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 8, and the main grid line width is 0.1-0.8mm.
6. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 9, and the main grid line width is 0.1-0.8mm.
7. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 10, and the main grid line width is 0.05-0.8mm.
8. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 11, and the main grid line width is 0.05-0.6mm.
9. multiple-grid line crystal silicon solar batteries sheet according to claim 1 is characterized in that described main grid line is 12, and the main grid line width is 0.05-0.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649046 CN203071082U (en) | 2012-11-30 | 2012-11-30 | Multi-grid line crystalline silicon solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649046 CN203071082U (en) | 2012-11-30 | 2012-11-30 | Multi-grid line crystalline silicon solar cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071082U true CN203071082U (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220649046 Expired - Lifetime CN203071082U (en) | 2012-11-30 | 2012-11-30 | Multi-grid line crystalline silicon solar cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775550A (en) * | 2020-06-30 | 2020-10-16 | 晋能清洁能源科技股份公司 | 12BB multi-main grid mesh plate suitable for crystalline silicon battery |
-
2012
- 2012-11-30 CN CN 201220649046 patent/CN203071082U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775550A (en) * | 2020-06-30 | 2020-10-16 | 晋能清洁能源科技股份公司 | 12BB multi-main grid mesh plate suitable for crystalline silicon battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
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| CX01 | Expiry of patent term |