CN209709004U - Novel structure photovoltaic cell subassembly - Google Patents
Novel structure photovoltaic cell subassembly Download PDFInfo
- Publication number
- CN209709004U CN209709004U CN201920885749.7U CN201920885749U CN209709004U CN 209709004 U CN209709004 U CN 209709004U CN 201920885749 U CN201920885749 U CN 201920885749U CN 209709004 U CN209709004 U CN 209709004U
- Authority
- CN
- China
- Prior art keywords
- battery
- photovoltaic cell
- subassembly
- new structure
- strings
- 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.)
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Links
- 239000011521 glass Substances 0.000 claims description 13
- 210000004027 cell Anatomy 0.000 claims description 11
- 210000003850 cellular structure Anatomy 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- YZZNJYQZJKSEER-UHFFFAOYSA-N gallium tin Chemical compound [Ga].[Sn] YZZNJYQZJKSEER-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a novel structure photovoltaic cell subassembly, photovoltaic module includes the battery cluster unit of a plurality of series connections, the battery cluster unit includes 3 parallelly connected battery clusters, the battery cluster includes a plurality of series connection's battery piece, parallelly connected a terminal box that has the bypass diode between the parallelly connected battery cluster unit of two adjacent series connections. The battery piece is a half-cut battery piece. The utility model discloses a connect 3 battery strings in parallel and obtain the battery string unit, establish ties the battery string unit again, thereby reduce the voltage of subassembly for original 2/3, like this when the power station installation in same string subassembly quantity can increase 50%, collection flow box quantity is corresponding can reduce 1/3, for example if when having 12 strings of battery strings, the terminal box quantity of subassembly also is two by original three reduction, thereby can save terminal box and collection flow box cost, when using on the power station, can establish ties 1/2 quantity's subassembly more in same array, thereby can reduce the quantity of 1/3 collection flow box.
Description
Technical field
The utility model belongs to photovoltaic technology field, and in particular to a kind of new structure photovoltaic cell component.
Background technique
Solar battery is a kind of device that luminous energy is converted into direct current using photovoltaic effect.According to photoelectricity
The difference of transition material, solar battery include monocrystalline silicon, polysilicon, amorphous silicon membrane, Cadimium telluride thin film, and copper and indium gallium tin is thin
Film, GaAs, fuel sensitization, perovskite, multiple types such as lamination.One of the most common is crystal silicon solar energy battery, including
Monocrystaline silicon solar cell and polysilicon solar cell.By multiple solar battery electricity interlinkage post packages in glass or organic
In polymer, the obtained photovoltaic apparatus that can be used for a long time is referred to as photovoltaic module.The interconnection of solar battery in component
Mode includes series connection, in parallel and the two to be used in mixed way.
In the prior art, photovoltaic array is limited with component count in a string by component open-circuit voltage in photovoltaic array,
In addition, terminal box and header box requirement are also more, production cost is increased, such as comprising 12 string battery strings, lead to
Often need 3 diodes in parallel.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of new structure photovoltaic cell component, applies on power station
When, reduce the quantity of header box and terminal box.
The technical solution of the utility model are as follows: a kind of new structure photovoltaic cell component, including multiple concatenated battery strings
Unit, the battery string location include 3 battery strings in parallel, and the battery strings include the cell piece of multiple series connections, phase
A terminal box with bypass diode in parallel between adjacent two concatenated battery string locations.
Preferably, the cell piece is to cut half-cell piece.
Preferably, the battery string location is even number.
Preferably, the battery string location is 4.
The utility model can be solar double-glass assemblies, or single glass component.
Compared with prior art, the beneficial effects of the utility model are embodied in:
The utility model by obtaining battery string location for 3 batteries in series and parallel, then battery string location is together in series, from
And the voltage of component is reduced to original 2/3,50% can be increased with component count in a string in this way in power plant application, converged
Stream box number can reduce 1/3 accordingly, if such as when having 12 string battery strings, the cassettes of component are also by original three
Two are reduced to, so as to save terminal box and header box cost, in application, can go here and there in the same array on power station more
Join the component of 1/2 quantity, so as to reduce the quantity of 1/3 header box.
Detailed description of the invention
Fig. 1 is the assembly circuit schematic diagram of the utility model.
The positive structure schematic that Fig. 2 is the utility model when being double glass photovoltaic modulies.
The structure schematic diagram that Fig. 3 is the utility model when being double glass photovoltaic modulies.
The positive structure schematic that Fig. 4 is the utility model when being single glass photovoltaic module.
The structure schematic diagram that Fig. 5 is the utility model when being single glass photovoltaic module.
Specific embodiment
As shown in Figures 2 and 3, the utility model includes photovoltaic module, on front side of photovoltaic module and before the glass of rear side
Plate and backboard, backboard may be glass back plate, i.e., photovoltaic module can be double glass photovoltaic modulies in the utility model, see Fig. 3,
Or single glass photovoltaic module, see Fig. 5.
As shown in Figure 1, photovoltaic module described in the utility model includes multiple concatenated battery string locations 3, the battery
String location 3 includes 3 battery strings 2 in parallel, and the battery strings 2 include the cell piece 1 of multiple series connections, two neighboring series connection
Battery string location 3 between a terminal box for having a bypass diode 4 in parallel.
Wherein, cell piece 1 can be to cut half-cell piece, and the cell piece quantity in every string battery strings can also have multiple, electricity
The quantity of pond string location 3 can also have multiple, such as shown in Figure 1, battery strings are 12 strings in the present embodiment, battery string location is
4.
Claims (6)
1. a kind of new structure photovoltaic cell component, which is characterized in that including multiple concatenated battery string locations, the battery strings
Unit includes 3 battery strings in parallel, and the battery strings include the cell piece of multiple series connections, two neighboring concatenated battery
A terminal box with bypass diode in parallel between string location.
2. new structure photovoltaic cell component as described in claim 1, which is characterized in that the cell piece is to cut half-cell
Piece.
3. new structure photovoltaic cell component as described in claim 1, which is characterized in that the battery string location is even number
It is a.
4. new structure photovoltaic cell component as claimed in claim 3, which is characterized in that the battery string location is 2 or 4
It is a.
5. new structure photovoltaic cell component as described in claim 1, which is characterized in that the cell piece is with 3-18 root
The cell piece of main grid.
6. the new structure photovoltaic cell component as described in Claims 1 to 5 is any, which is characterized in that the new structure light
Photovoltaic cell components are single glass component or solar double-glass assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885749.7U CN209709004U (en) | 2019-06-13 | 2019-06-13 | Novel structure photovoltaic cell subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885749.7U CN209709004U (en) | 2019-06-13 | 2019-06-13 | Novel structure photovoltaic cell subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209709004U true CN209709004U (en) | 2019-11-29 |
Family
ID=68650719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920885749.7U Active CN209709004U (en) | 2019-06-13 | 2019-06-13 | Novel structure photovoltaic cell subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209709004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212050A (en) * | 2019-06-13 | 2019-09-06 | 天合光能股份有限公司 | Novel structure photovoltaic cell subassembly |
-
2019
- 2019-06-13 CN CN201920885749.7U patent/CN209709004U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212050A (en) * | 2019-06-13 | 2019-09-06 | 天合光能股份有限公司 | Novel structure photovoltaic cell subassembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: No. 801, Longqi Road, Suxi Town, Yiwu City, Jinhua City, Zhejiang Province (self declaration) Patentee after: Trina Solar Energy (Yiwu) Technology Co.,Ltd. Address before: 213022 Tianhe Road, Tianhe Photovoltaic Industrial Park, Xinbei District, Changzhou City, Jiangsu Province Patentee before: TRINASOLAR Co.,Ltd. |