CN208077985U - A kind of solar battery sheet and lamination dual-glass solar cell assembly - Google Patents
A kind of solar battery sheet and lamination dual-glass solar cell assembly Download PDFInfo
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- CN208077985U CN208077985U CN201820409354.5U CN201820409354U CN208077985U CN 208077985 U CN208077985 U CN 208077985U CN 201820409354 U CN201820409354 U CN 201820409354U CN 208077985 U CN208077985 U CN 208077985U
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- glass
- battery
- parallel
- solar cell
- cell array
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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 discloses a kind of solar battery sheet and lamination dual-glass solar cell assemblys, solar battery sheet includes substrate, the more front electrodes for being set to substrate front side and the more backplates for being set to substrate back, front electrode is Openworks shape, and backplate is made of multiple spaced apart electrode line segments.Lamination dual-glass solar cell assembly includes glass front plate, first encapsulating material layer, cell array, second encapsulating material layer and glass back plate, cell array includes multiple battery strings, the battery strings include multiple cell pieces being connected in series with, the utility model carries out multiple battery strings in parallel, and batteries in parallel connection string just, busbar is drawn respectively for connecting bypass diode in cathode both ends, wherein busbar can be directly placed on glass or be placed on the battery strings back side and is isolated with isolating bar, a kind of easily access way is provided for batteries in parallel connection connection in series-parallel diode, in order to access bypass diode, realize bypass functionality.
Description
Technical field
The utility model belongs to technical field of solar, and in particular to a kind of solar battery sheet and the double glass solar energy of lamination
Battery component.
Background technology
Existing stacked wafer moudle is mainly border component, wherein by multiple battery strings carry out parallel connection connect again, or directly into
Row is in parallel, is then attached conducting built-up circuit by busbar.The hot spot problem that component open air is likely encountered is considered, simultaneously
The battery strings positive and negative electrode both ends of connection are connected in parallel bypass diode.Battery strings are carried out due to relatively difficult to achieve in border component
Parallel diode, if there is shadow occlusion, it is possible to create component hot spot causes component to damage or burn, while existing component
Middle pond string load relative deviation when using vertical arrangement, on the other hand also cannot achieve superposition double-side cell and realizes generating electricity on two sides
Effect.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of solar battery sheet, avoid the formation of component hot spot and
The case where causing component to damage or burn.
The technical solution of the utility model is：A kind of solar battery sheet, including substrate, more be set to substrate front side
Front electrode and the more backplates for being set to substrate back, the front electrode be Openworks shape, the backplate by
Multiple spaced apart electrode line segment compositions.
The design structure form of front electrode and backplate can reduce the shading to substrate in the utility model, reduce
The unit consumption of cell piece can be to avoid when the cell piece serial or parallel connection in the utility model is formed solar cell module
The case where forming component hot spot and component caused to damage or burn.
Preferably, the quantity of the electrode line segment is 4~12.
Preferably, the size of the substrate is 156*156mm.
The utility model additionally provides a kind of lamination dual-glass solar cell assembly, including glass front plate, the first package material
The bed of material, cell array, the second encapsulating material layer and glass back plate, the cell array include multiple battery strings, the battery
String includes multiple cell pieces being connected in series with, and the cell piece is the slice cell piece of above-mentioned solar battery sheet.
By above-mentioned full wafer solar battery sheet by cutting into the equal slice cell piece of dimensioned area, it is then applied to
In lamination dual-glass solar cell assembly, it is possible to reduce the shading to substrate reduces the unit consumption of cell piece, and then can be to avoid shape
The case where causing component to damage or burn at component hot spot.
The second encapsulating material layer can be polyolefin based materials, the material with high volume resistivity wherein in the utility model
Material, the material of high water vapor rejection ability, the material of highly resistance PID the performances either white material with high reflection effect.Glass
Backboard can be by transparent or be made of the glass material for being coated with glaze chromatograph, and wherein glaze chromatograph is including but not limited to white, black
Etc. other colors.
In the utility model there are many structure types of cell array, preferably, multiple battery series-parallel connections form one
Battery string location, multiple battery string locations are connected in series with, the width side of the length direction of the battery strings and the glass front plate
To parallel, a battery string location one-to-one correspondence bypass diode in parallel.
Preferably, the cell array includes a battery string location, multiple battery series-parallel connections form the battery strings
Unit, the length direction of the battery strings is parallel with the length direction of the glass front plate, the cell array anode and it is negative
Pole is located at a cornerwise both ends of cell array, and the battery string location corresponds to a bypass diode in parallel.
Preferably, be provided with enamel lines layer on the glass front plate inner surface, the anode of the battery string location with
Busbar connection is drawn by anode between the cathode of bypass diode, the cathode of the battery string location and bypass diode
Busbar connection is drawn by cathode between anode, the anode draws busbar and cathode draws busbar along two enamels
The path of lines layer is arranged on glass front plate inner surface.The anode draws busbar and cathode is drawn busbar and can also be put
It sets in battery strings and is isolated by isolating bar.
Preferably, the enamel lines layer is two, two enamel lines layer right-angled intersection arrangements, or, two enamels
Lines layer is arranged parallel to.
Preferably, two enamel lines layers are arranged parallel to, the distance of two enamel lines layers is 3mm~32mm.
Enamel lines layer can also have the arrangement of other shapes in the utility model, such as in mouth word arrangement or be in king's font
Arrangement.
Preferably, the width of the enamel lines layer is 5mm~35mm.
Preferably, the cell array includes N number of battery strings, N number of battery strings include M slice cell piece, wherein 6
≤ N≤24,2≤M≤80.
Compared with prior art, the beneficial effects of the utility model are embodied in：
(1) laminated batteries mutual contact mode improves component load performance using double glass construction packages in the utility model.Together
When be also convenient for realizing lamination superposition double-side cell, realize that generating electricity on two sides, power and generated energy maximize.
(2) the utility model carries out multiple battery strings in parallel, and draws remittance respectively at batteries in parallel connection string positive and negative electrode both ends
Stream item for connecting bypass diode, wherein busbar can be directly placed on glass or be placed on the battery strings back side and with every
It is isolated from item, a kind of easily access way is provided for batteries in parallel connection connection in series-parallel diode, in order to access bypass
Diode realizes bypass functionality.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model lamination dual-glass solar cell assembly.
Fig. 2 is the structural schematic diagram of the first embodiment of photovoltaic array in the utility model.
Fig. 3 is the structural schematic diagram of second of embodiment of photovoltaic array in the utility model.
Fig. 4 is the structural schematic diagram of the first embodiment of the utility model glass front plate.
Fig. 5 is the structural schematic diagram of second of embodiment of the utility model glass front plate.
Fig. 6 is the structural schematic diagram of the third embodiment of the utility model glass front plate.
Fig. 7 is the positive structure schematic of solar battery sheet in the utility model.
Fig. 8 is the enlarged structure schematic diagram at A in Fig. 7.
Fig. 9 is the structure schematic diagram of solar battery sheet in the utility model.
Wherein：1, glass front plate；2, the first encapsulating material layer；3, cell array；4, the second encapsulating material layer；5, glass is carried on the back
Plate；6, enamel lines layer；7, front electrode；8, backplate；9, battery strings；10, busbar is drawn.
Specific implementation mode
As shown in Figure 1, the utility model includes glass front plate 1, the first encapsulating material layer 2, the encapsulation of cell array 3, second
Material layer 4 and glass back plate 5, cell array 3 include multiple battery strings 9, and battery strings 9 include multiple batteries being connected in series with
Piece, cell piece are the slice cell piece of solar battery sheet.Under normal circumstances, cell array includes N number of battery strings, N number of battery
String includes M slice cell piece, wherein 6≤N≤24,2≤M≤80.
As shown in fig. 7~fig. 9, in the utility model solar battery sheet include substrate, more be set to substrate front side
Front electrode 7 and the more backplates 8 for being set to substrate back, front electrode are Openworks shape, and backplate is by multiple
It is formed every the electrode line segment of arrangement.Under normal circumstances, the quantity of electrode line segment is 4~12, and the size of substrate is 156*
156mm。
The design structure form of front electrode 7 and backplate 8 can reduce the shading to substrate in the utility model, drop
The unit consumption of low cell piece can be kept away when the cell piece serial or parallel connection in the utility model is formed solar cell module
The case where exempting to form component hot spot and component is caused to damage or burn.
By above-mentioned full wafer solar battery sheet by cutting into the equal slice cell piece of dimensioned area, it is then applied to
In lamination dual-glass solar cell assembly, it is possible to reduce the shading to substrate reduces the unit consumption of cell piece, and then can be to avoid shape
The case where causing component to damage or burn at component hot spot.
The second encapsulating material layer 4 can be polyolefin based materials, with high volume resistivity wherein in the utility model
Material, the material of high water vapor rejection ability, the material of highly resistance PID the performances either white material with high reflection effect.Glass
Glass backboard 5 can be by transparent or be made of the glass material for being coated with glaze chromatograph, and wherein glaze chromatograph is including but not limited to white, black
Other colors such as color.
In the utility model there are many structure types of cell array 3, as shown in Figures 2 and 3, multiple electricity in the present embodiment
Pond string 9 is in parallel to form a battery string location, and multiple battery string locations are connected in series with, the length direction and glass front plate of battery strings
1 width direction is parallel, and battery string location corresponds a bypass diode in parallel.
As shown in Figures 2 and 3, cell array includes a battery string location, multiple battery series-parallel connection shapes in the present embodiment
At battery string location, the length direction of battery strings is parallel with the length direction of glass front plate 1, the anode of cell array and cathode position
In a cornerwise both ends of cell array, battery string location corresponds to a bypass diode in parallel.
As shown in Fig. 4~Fig. 6, enamel lines layer, battery strings list are provided in the utility model on 1 inner surface of glass front plate
By drawing busbar 10 (anode draws busbar) connection, battery string location between the anode and the cathode of bypass diode of member
Cathode and the anode of bypass diode between pass through draw busbar 10 (cathode extraction busbar) connect, anode draw confluence
Item and cathode are drawn busbar and are arranged on 1 inner surface of glass front plate along the path of enamel lines layer.Anode draws busbar
It can also be placed in battery strings with cathode extraction busbar and be isolated by isolating bar.
Enamel lines layer can be two in the utility model, two enamel lines layer right-angled intersection arrangements, or, two glaze
Matter lines layer is arranged parallel to.If two enamel lines layers are arranged parallel to, the distances of two enamel lines layers be 3mm~
The width of 32mm, enamel lines layer are 5mm~35mm.Enamel lines layer can also have the cloth of other shapes in the utility model
It sets, such as arranges in mouth word or arranged in king's font.
Claims (10)
1. a kind of solar battery sheet, including substrate, the more front electrodes for being set to substrate front side and more are set to base
The backplate of back, which is characterized in that the front electrode is Openworks shape, and the backplate is by multiple spaced apart
Electrode line segment forms.
2. solar battery sheet as described in claim 1, which is characterized in that the quantity of the electrode line segment is 4~12.
3. solar battery sheet as claimed in claim 1 or 2, which is characterized in that the size of the substrate is 156*
156mm。
4. a kind of lamination dual-glass solar cell assembly, including glass front plate, the first encapsulating material layer, cell array, the second envelope
Package material layer and glass back plate, which is characterized in that the cell array includes multiple battery strings, and the battery strings include multiple
The cell piece being connected in series with, the cell piece are the slice battery of the solar battery sheet as described in claims 1 to 3 is any
Piece.
5. lamination dual-glass solar cell assembly as claimed in claim 4, which is characterized in that multiple battery series-parallel connections form one
A battery string location, multiple battery string locations are connected in series with, the width of the length direction of the battery strings and the glass front plate
Direction is parallel, and the battery string location corresponds a bypass diode in parallel.
6. lamination dual-glass solar cell assembly as claimed in claim 4, which is characterized in that the cell array includes one
Battery string location, multiple battery series-parallel connections form the battery string location, the length direction of the battery strings with before the glass
The length direction of plate is parallel, and the anode and cathode of the cell array are located at a cornerwise both ends of cell array, described
Battery string location corresponds to a bypass diode in parallel.
7. such as lamination dual-glass solar cell assembly described in claim 5 or 6, which is characterized in that table in the glass front plate
It is provided with enamel lines layer on face, is drawn and is converged by anode between the anode and the cathode of bypass diode of the battery string location
Item connection is flowed, busbar connection, institute are drawn by cathode between the cathode and the anode of bypass diode of the battery string location
It states anode extraction busbar and cathode is drawn busbar and is arranged on glass front plate inner surface along the path of enamel lines layer.
8. lamination dual-glass solar cell assembly as claimed in claim 7, which is characterized in that the enamel lines layer is two
Item, two enamel lines layer right-angled intersection arrangements, or, two enamel lines layers are arranged parallel to.
9. lamination dual-glass solar cell assembly as claimed in claim 7, which is characterized in that the width of the enamel lines layer
For 5mm~35mm.
10. lamination dual-glass solar cell assembly as claimed in claim 4, which is characterized in that the cell array includes N number of
Battery strings, N number of battery strings include M slice cell piece, wherein 6≤N≤24,2≤M≤80.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820409354.5U CN208077985U (en) | 2018-03-26 | 2018-03-26 | A kind of solar battery sheet and lamination dual-glass solar cell assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820409354.5U CN208077985U (en) | 2018-03-26 | 2018-03-26 | A kind of solar battery sheet and lamination dual-glass solar cell assembly |
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| CN208077985U true CN208077985U (en) | 2018-11-09 |
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| CN201820409354.5U Active CN208077985U (en) | 2018-03-26 | 2018-03-26 | A kind of solar battery sheet and lamination dual-glass solar cell assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461551A (en) * | 2018-03-26 | 2018-08-28 | 天合光能股份有限公司 | A kind of solar battery sheet and lamination dual-glass solar cell assembly |
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2018
- 2018-03-26 CN CN201820409354.5U patent/CN208077985U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461551A (en) * | 2018-03-26 | 2018-08-28 | 天合光能股份有限公司 | A kind of solar battery sheet and lamination dual-glass solar cell assembly |
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