CN209418513U - Battery strip piece, solar battery sheet and solar components - Google Patents
Battery strip piece, solar battery sheet and solar components Download PDFInfo
- Publication number
- CN209418513U CN209418513U CN201822270692.8U CN201822270692U CN209418513U CN 209418513 U CN209418513 U CN 209418513U CN 201822270692 U CN201822270692 U CN 201822270692U CN 209418513 U CN209418513 U CN 209418513U
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- battery
- electrode
- back side
- electrode structure
- receiving surface
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- 239000004332 silver Substances 0.000 claims abstract description 23
- 229910052709 silver Inorganic materials 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 21
- 230000005611 electricity Effects 0.000 claims description 10
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 claims description 5
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 claims description 5
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 21
- 238000005520 cutting process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009466 transformation 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
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of battery strip piece, solar battery sheet and solar components, in which: battery strip piece defines two long sides, two short sides, light-receiving surface and the opposite back side.The light-receiving surface of the battery strip piece and the back side are provided with electrode structure, and the electric polarity of the electrode structure at light-receiving surface and the back side is opposite.The electrode structure of the light-receiving surface includes a main gate line of convergence electric current or the electrode disk that a column are spaced apart, a long side of the electrode disk that the main gate line or a column are spaced apart near and parallel to the cell piece.In another long side edge of the battery strip piece, the not set main grid corresponding with the main gate line of the light-receiving surface or the electrode disk being spaced apart in the back side of battery strip piece or electrode disk thus greatly reduce the dosage of silver paste, so that cost is relatively low.
Description
Technical field
The utility model relates to a kind of battery strip piece, solar battery sheet and solar components.
Background technique
With the development of solar energy industry, demand of the user to solar components power is constantly increased.Imbrication component, due to
The characteristics of itself high power, high-energy density, the gradually favor by market.
It is mostly that conventional single side cell piece edge is cut into multiple strip battery lists at present in the preparation of imbrication component
Member, its light-receiving surface main grid is located at the long side lateral margin of battery unit after conventional batteries piece is cut, and back side main grid also is located at battery list
The long side lateral margin of member, then these battery unit edges mutually overlapping be electrically connected is formed into battery strings, it is formed and is handed over similar to tile
Folded mutual contact mode, it is imbrication component that industry, which is commonly referred to as this class component,.Since gap being not present between battery unit, can increase
The effective illuminating area for having added solar components can accommodate more batteries in same component version type, and due to electricity
The mutually overlapping connection of pool unit, eliminates the welding in traditional solar components, thus can substantially reduce by welding bring electricity
Resistance loss.But in the battery strings of imbrication component, at least needing to be arranged on a strip battery unit can be with busbar electrical property
The connection electrode point of connection, therefore, the back side of some the strip battery units negative electrode that silver paste material prints need to set.
Simultaneously the light-receiving surface main grid be anode, back side main grid be cathode, be all made of at present silver paste be made, certainly at present light-receiving surface it is big
Measuring secondary grid line is also that silver paste is made.Thus need largely to expend a large amount of silver paste material.Currently, can also by light-receiving surface main grid and
The electrode structure that back side main grid uses interval dispersed placement instead saves part silver paste, this independent improvement is obviously not enough.
Utility model content
The purpose of this utility model is to provide a kind of battery strip piece, corresponding solar battery sheet and the corresponding sun
Energy component, so that cost is relatively low, and substantially increases battery efficiency.
To realize one of above-mentioned purpose of utility model, the utility model provides a kind of battery strip piece, and definition has two
Long side, two short sides, light-receiving surface and the opposite back side, the light-receiving surface of the battery strip piece and the back side are provided with electrode knot
The electric polarity of the electrode structure at structure, light-receiving surface and the back side is on the contrary, the electrode structure of the light-receiving surface includes one for converging electric current
The electrode disk that the electrode disk that main gate line or a column are spaced apart, the main gate line or a column are spaced apart is near and parallel to institute
State a long side of cell piece；In another long side edge of the battery strip piece, the back side of battery strip piece is not set and institute
The corresponding main grid of electrode disk or electrode disk stating the main gate line of light-receiving surface or being spaced apart.
The long side is N times of short side as a further improvement of the utility model, and N is the integer more than or equal to 3.
The electrode structure at the back side is used made of aluminum material mainly using as a further improvement of the utility model,
It is constituted with the first electrode structure of collected current.
The first electrode structure is Al-BSF or several secondary grid lines as a further improvement of the utility model,.
As a further improvement of the utility model, the electrode structure at the back side by the electrode disk that is spaced apart of column and
Main to be constituted using made of aluminum material to the first electrode structure of collected current, in the electrode structure at the back side the electrode
Disk is parallel to long side and is located substantially at the center of battery strip piece short side direction.
The electrode structure of the battery strip piece light-receiving surface and the electricity at the back side as a further improvement of the utility model,
The material of pole disk, which is mainly organized, becomes silver.
The electrode disk of the light-receiving surface of the battery strip piece and/or the back side as a further improvement of the utility model,
Electrode disk is substantially rectangular.
The battery strip piece is PERC battery as a further improvement of the utility model,.
The utility model further provides a kind of solar battery sheet, definition have orthogonal a while and when b, by
Smooth surface and the opposite back side, the light-receiving surface of the solar battery sheet and the back side are provided with electrode structure, light-receiving surface and the back side
Electrode structure electric polarity on the contrary, the electrode structure of the light-receiving surface include converge electric current several main gate lines or several columns
The electrode disk being spaced apart, the main gate line or the electrode disk being spaced apart are parallel to the side a of the cell piece；The sun
Energy cell piece has several strip elements for being parallel to the extension of a edge direction, has on each strip element and prolongs along one side edge
The main gate line or a column electrode disk of setting are stretched, it is opposite with aforementioned main gate line or electrode disk in the strip element
Another side edge, the back side of the strip element not set main gate line with the light-receiving surface or the electrode disk that is spaced apart
Corresponding main grid or electrode disk.
The electrode structure at each strip element back side is by mainly using aluminium as a further improvement of the utility model,
To the first electrode structure composition of collected current, and/or mainly using made of aluminum material to collect made of material
The electrode disk that the first electrode structure of electric current and a column are spaced apart is constituted, and the electrode disk in the electrode structure at the back side is parallel
In the side a and it is located substantially at the center of the parallel b edge direction of strip element.
The first electrode structure is Al-BSF or several secondary grid lines as a further improvement of the utility model,.
The electrode structure of the solar battery sheet light-receiving surface and the back side as a further improvement of the utility model,
The material of electrode disk, which is mainly organized, becomes silver.
The solar battery sheet is PERC battery as a further improvement of the utility model,.
The utility model further provides a kind of solar components, and the solar components include several battery strings, often
One battery strings include several first cell pieces, at least one second cell piece in edge using conducting resinl superposition connection
With the busbar for connecting second cell piece, the electrode disk at the busbar and the second cell piece back side is electrically connected.
Several first cell pieces are sequentially overlapped connection as a further improvement of the utility model, at least a piece of described
Second cell piece is located at the tail end of the battery strings.
Compared with prior art, the utility model has the beneficial effects that: since the battery strip piece is divided into two kinds,
A kind of back electrode structure of battery strip piece is pair grid line made of aluminum material, the back electrode structure of second of bar shaped pond piece
It is not set such as the main gate line of light-receiving surface or electrode disk etc for electrode disk made of pair grid line made of aluminum material and ag material
Need electrode structure made of silver paste；And in corresponding solar components, second of bar shaped pond piece can be only in a string of battery strings
Middle setting one thus greatly reduces silver paste as long as meeting connection busbar for current flowing to external circuit
Dosage, so that cost is relatively low, and reduction cell backside is compound, improves battery efficiency.
Detailed description of the invention
It is the side schematic view of the battery strings of solar components in the utility model shown in Fig. 1, shows adjacent bar battery
The superposition connection relationship of piece.
The schematic rear view of one preferred embodiment of battery strip piece in Fig. 2 the utility model or in Fig. 1.
Fig. 3 is the schematic rear view of battery strip piece another preferred embodiment in the utility model or in Fig. 1.
Fig. 4 is the partial enlargement diagram in battery strings shown in FIG. 1 at the superposed positions of adjacent bar cell piece.
Fig. 5 is the top partial view diagram of the preferred embodiment of battery strings one shown in Fig. 1.
Fig. 6 is the top partial view diagram of battery strings another preferred embodiment shown in Fig. 1.
Fig. 7 is the schematic rear view of one preferred embodiment of the utility model solar battery sheet.
Fig. 8 is the schematic rear view of the utility model solar battery sheet another preferred embodiment.
Fig. 9 is the schematic rear view of the utility model solar battery sheet another embodiment.
Specific embodiment
The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is all contained in the protection scope of the utility model.
In each diagram of the application, for the ease of illustration, structure or partial certain sizes can be relative to other knots
Structure or part are exaggerated, and therefore, are only used for the basic structure of the theme of diagram the application.
Fig. 1 simply illustrates 101 part of battery strings in a kind of solar components of specific embodiment of the utility model
The side view of structure, the solar components will include it is several shown in battery strings 101.Each battery strings 101 are included in
Several battery strip pieces 11 that edge superposition is electrically connected and the busbar 103 being electrically connected with battery strings 101.
In conjunction with shown in Fig. 2 and Fig. 3, the definition of battery strip piece 11 has two long sides 111, two short sides 113, light-receiving surface
110 and the opposite back side 112.The light-receiving surface 110 of the battery strip piece 11 and the back side 112 are provided with electrode structure, light
Face 110 is opposite with the electric polarity of the electrode structure at the back side 112.
The electrode structure of the light-receiving surface 110 includes a main gate line 1101 of convergence electric current or the electricity that a column are spaced apart
The electrode disk 1101 that pole disk 1101, the main gate line 1101 or a column are spaced apart is near and parallel to the one of the cell piece
Long side 111.The light-receiving surface of battery strip piece 11 is in addition to several main gate lines 1101 or in column spaced apart electrode
Outside disk 1101, it is generally also provided with the light-receiving surface pair grid line (not shown) of a large amount of collected current.The electrode structure main grid of light-receiving surface
The material of the light-receiving surface pair grid line of line 1101 or in column spaced apart electrode disk 110 and a large amount of collected currents, which is mainly organized, to be become
Silver paste.
The utility model be mainly by the design of the back electrode structure to battery strip piece 11, reduce cell piece at
This, and improve the efficiency of battery strip piece.The design of its light-receiving surface uses the prior art, and in this not go into detail.
Such as Fig. 2 and Fig. 3 simultaneously joins shown in Fig. 4 to 6, and there are two types of real for the back electrode structure setting tool of the battery strip piece 11
Mode is applied, the battery strip piece 11 of corresponding one of embodiment is known as the first cell piece 12 here, and corresponding another kind is implemented
The battery strip piece 11 of mode is known as the second cell piece 14.
Jointly, on two kinds of battery strip pieces 11, in another long side edge of the battery strip piece 11, bar shaped electricity
The not set main grid corresponding with the main gate line 1101 of the light-receiving surface 110 or the electrode disk 1101 being spaced apart in the back side of pond piece 11
Or electrode disk.
Distinctively, in the utility model preferred embodiment, the electrode structure at 12 back side of the first cell piece is by leading
It to be constituted using made of aluminum material to the first electrode structure 122 of collected current；That is, the electrode structure at its back side
It is not set to use other materials other than the mainly first electrode structure 122 made of aluminum material, such as similar to light-receiving surface 110
Main gate line 1101 or electrode disk 1101 etc silver paste etc. made of electrode structure.
And the electrode structure at 14 back side of the second cell piece is mainly using made of aluminum material to collected current
The electrode disk 144 that first electrode structure 142 and a column are spaced apart is constituted, and the electrode disk 144 which is spaced apart is parallel to length
Side and the center for being located substantially at 11 short side direction of battery strip piece；Also, in addition to the first electrode structure 142 and electrode disk 144,
It is not set to use other materials, such as similar to electrode structure made of silver paste of the main gate line 1101 of light-receiving surface 110 etc etc..
Wherein, the first electrode structure 122,142 is Al-BSF or several aluminum pair grid lines.The electrode disk 144
Material mainly organize become silver.Preferably, the electrode disk 1101 of the light-receiving surface 110 and/or the electrode disk 144 at the back side be substantially
Rectangle.
Battery strip piece 11 in the battery strings 101 can be only made of the second cell piece 14, can also be by the first cell piece
12 and second cell piece 14 collectively constitute.
Referring to Fig. 4, in the battery strings 101, the light-receiving surface main grid 1101 or a column electrode of a battery strip piece 11
The Al-BSF 122/142 at disk 1101 and adjacent 11 back side of battery strip piece is overlapped and is electrically connected by conducting resinl 105.Reference
5 and Fig. 6, multiple first cell pieces 12 and the connection of at least one second cell piece 14 form the battery strings 101, the busbar
103 are electrically connected with the rear electrode disk 144 of at least one the second cell piece 14.At least one described second cell piece 14 can position
In the tail end of battery strings 101.Certainly, it is specifically arranged according to the series-parallel circuit of solar components and busbar 103 needs to draw
Position, position of second cell piece 14 in battery strings 101 can be adjusted, as being adjusted to arrangement shown in Fig. 6.
Battery strip piece 11 described above is PERC battery.
How the first cell piece 12, the second cell piece 14 in present embodiment specifically prepare, and will add below
With explanation.It is the prior art by the specific cutting technique that female cell piece is cut into the battery strip piece of equal part, it is just no longer superfluous herein
It states.It is main below to introduce the female cell piece and how that the back electrode structure that there is the utility model in essence to improve spirit designs
It is divided into above-described first cell piece 12, the second cell piece 14.
Solar battery sheet 120,160,140 as shown in Figs. 7-9, solar battery sheet shown in Fig. 7 are provided first
120 can prepare the first cell piece 12, and solar battery sheet 160 shown in Fig. 8 can prepare the first cell piece 12 and the second electricity
Pond piece 14, solar battery sheet 140 shown in Fig. 9 can prepare the second cell piece 14.
Referring to shown in Fig. 7 and Fig. 1, by taking solar battery sheet 120 as an example, definition have orthogonal a while and when b, by
Smooth surface 110 and the opposite back side 112, the light-receiving surface 110 of the solar battery sheet and the back side 112 are provided with electrode structure,
The electric polarity of light-receiving surface 110 and the electrode structure at the back side 112 is on the contrary, the electrode structure of light-receiving surface is positive, the electrode structure at the back side
It is negative.The electrode structure of the light-receiving surface includes several main gate lines 1101 of convergence electric current or the electrode that several columns are spaced apart
Disk 1101, the main gate line 1101 or the electrode disk 1101 being spaced apart are parallel to the side a of the cell piece.
The solar battery sheet 120 has several strip elements 1201 for being parallel to the extension of a edge direction, each bar shaped list
There is the main gate line 1101 or a column electrode disk 1101 being extended along one side edge, in institute in member 1201
State the edge of the another side opposite with aforementioned main gate line 1101 or electrode disk 1101 of strip element 1201, the strip element 1201
The not set main grid corresponding with the main gate line of the light-receiving surface or the electrode disk being spaced apart in the back side or electrode disk.
In the present embodiment, the electrode structure at the back side 112 is mainly using made of aluminum material to collected current
First electrode structure 122 constitute；That is, the electrode structure at its back side is in addition to the main first electrode made of aluminum material
It is not set to use other materials outside structure 122, such as similar to the main gate line 1101 of light-receiving surface 110 or electrode disk 1101 etc
Silver paste etc. made of electrode structure.
By the solar battery sheet 120 along be parallel to a while (N-1) line (i.e. dotted line when being parallel in Fig. 7)
Cutting, will make several strip elements 1201 separate to form N number of the first cell piece of the bar shaped 12, bar shaped after its N equal part
Cell piece forms long side and short side, long side are parallel to the side a of solar battery sheet 120, and short side is the b of solar battery sheet 120
One section of side.I.e. long side is N times of bond length.In the present embodiment N be 5, in other embodiments, N be greater than etc.
In 3 integer.After cutting and separating, that is, form the first cell piece 12 of bar shaped.
Referring to shown in Fig. 8, the back electrode structure and solar energy shown in Fig. 7 of the solar battery sheet 160 shown
The back electrode structure difference of cell piece 120 is that have the electrode structure of part strip element 1601 to be also provided with a column interval
The electrode disk 144 of distribution, the electrode structure of other strip elements 1601 only have aluminum first electrode structure 122.Electrode disk 144 is flat
Row is in the side a.When it prepares the first cell piece of bar shaped 12 and the second cell piece 14, and edge is parallel to (N-1) line on the side a (i.e.
The dotted line on side is parallel in Fig. 7) cutting, by its N equal part.According in embodiment shown in Fig. 8, electrode disk 144 is two column, two column
Electrode disk 144 is parallel to the center line symmetrical setting on the side a relative to cell piece.After cutting apart, that is, form two panels strip
Two cell pieces 14, the first cell piece of (N-2) two panels strip 12, N is equal to 6 in the present embodiment.In other embodiments, electrode disk
144 is can be M column, and M is integer.Should we also say that solar battery sheet 160 can prepare M the second cell pieces 14, it can
Prepare L the first cell pieces 12, it is clear that L+M=N.
The two column electrode disk 144 is parallel to the side a of solar battery sheet 160, that is, the second electricity of strip cut apart
The long side of pond piece 14.After cutting apart, a column electrode disk 144 at 14 back side of the second cell piece of bar shaped be parallel to its long side and
It is located substantially at the center of 14 short side direction of the second cell piece of bar shaped.
First electrode structure 122 in the back electrode structure of solar battery sheet 160 is made of aluminum slurry material, electrode disk
144 are made of silver paste material；And the back electrode structure of solar battery sheet 160 is in addition to first electrode structure 122 and need to be with remittance
It flows outside 103 connection electrode disk 144 of item, it is not set as the main gate line 1101 of light-receiving surface or electrode disk 1101 etc need silver paste system
At electrode structure.
Referring to shown in Fig. 9, the back electrode structure and solar energy shown in Fig. 8 of the solar battery sheet 140 shown
The back electrode structure difference of cell piece 160 is, between all strip elements 1401 that dotted line distinguishes are provided with a column
Every the electrode disk 144 of distribution.M is equal to N at this time, and L is equal to 0.In the solar battery sheet 140 of the embodiment as shown in 9, N etc.
In 6, i.e. solar battery sheet 140 can prepare 6 the second cell pieces of bar shaped 14.
First electrode structure 122 in the back electrode structure of solar battery sheet 140 is made of aluminum slurry material；Solar energy
The back electrode structure of cell piece 140 is made except electrode disk 144 of silver paste material, not set main gate line 1101 such as light-receiving surface or
Person's electrode disk 1101 etc needs electrode structure made of silver paste.
The electrode disk 1101 of the light-receiving surface of the battery strip piece 11 and/or the electrode disk 144 at the back side are substantially rectangular, such as
This can be contacted well with busbar.
To sum up, since the battery strip piece is divided into two kinds, the back electrode structure of the first the first cell piece of bar shaped 12
For first electrode structure 122 made of aluminum material, the back electrode structure of the second cell piece of second of bar shaped 14 is aluminum material system
At first electrode structure 142 and ag material made of electrode disk 144, not set main gate line 1101 or electrode such as light-receiving surface
Disk 1101 etc needs electrode structure made of silver paste；And in corresponding solar components, the second cell piece 14 can be only one
It is arranged one in string battery strings, as long as meeting connection busbar for current flowing to external circuit, thus greatly reduces
The dosage of silver paste, so that cost is relatively low, and reduction cell backside is compound, improves battery efficiency.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (15)
1. a kind of battery strip piece, definition has two long sides, two short sides, light-receiving surface and the opposite back side, it is characterised in that:
The light-receiving surface of the battery strip piece and the back side are provided with electrode structure, the electric polarity phase of the electrode structure at light-receiving surface and the back side
Instead, the electrode structure of the light-receiving surface includes a main gate line of convergence electric current or the electrode disk that a column are spaced apart, the master
A long side of the electrode disk that grid line or a column are spaced apart near and parallel to the cell piece；In the battery strip piece
Another long side edge, the back side of battery strip piece not set main gate line with the light-receiving surface or the electrode disk pair that is spaced apart
The main grid or electrode disk answered.
2. battery strip piece according to claim 1, it is characterised in that: the long side is N times of short side, N be greater than etc.
In 3 integer.
3. battery strip piece according to claim 2, it is characterised in that: the electrode structure at the back side is by mainly using aluminium
It is constituted made of material to the first electrode structure of collected current.
4. battery strip piece according to claim 3, it is characterised in that: the first electrode structure is Al-BSF or several
Secondary grid line.
5. battery strip piece according to claim 3, it is characterised in that: the electrode structure at the back side is by a column interval point
The electrode disk of cloth and the main first electrode structure composition using made of aluminum material to collected current, the electrode structure at the back side
In the electrode disk be parallel to long side and be located substantially at the center of battery strip piece short side direction.
6. battery strip piece according to claim 5, it is characterised in that: the electrode structure of the battery strip piece light-receiving surface
And the material of the electrode disk at the back side is mainly organized as silver.
7. battery strip piece according to claim 5, it is characterised in that: the electrode disk of the light-receiving surface of the battery strip piece
And/or the electrode disk at the back side is substantially rectangular.
8. battery strip piece described in any one of -7 according to claim 1, it is characterised in that: the battery strip piece is PERC
Battery.
9. a kind of solar battery sheet, definition have orthogonal a while and when b, light-receiving surface and the opposite back side, feature exist
Electrode structure is provided in: the light-receiving surface of the solar battery sheet and the back side, the electricity of the electrode structure at light-receiving surface and the back side
Polarity is on the contrary, the electrode structure of the light-receiving surface includes several main gate lines of convergence electric current or the electrode that several columns are spaced apart
Disk, the main gate line or the electrode disk being spaced apart are parallel to the side a of the cell piece；If the solar battery sheet has
The dry strip element for being parallel to the extension of a edge direction, has an institute being extended along one side edge on each strip element
Main gate line or a column electrode disk are stated, on the side of the strip element another side opposite with aforementioned main gate line or electrode disk
Edge, the not set main grid corresponding with the main gate line of the light-receiving surface or the electrode disk being spaced apart in the back side of the strip element or
Electrode disk.
10. solar battery sheet according to claim 9, it is characterised in that: the electrode at each strip element back side
Structure is mainly using the first electrode structure made of aluminum material to collected current to constitute, and/or by mainly using aluminium
The electrode disk being spaced apart made of material to the first electrode structure of collected current and a column is constituted, in the electrode structure at the back side
The electrode disk be parallel to the side a and be located substantially at the center of the parallel b edge direction of strip element.
11. solar battery sheet according to claim 10, it is characterised in that: the first electrode structure be Al-BSF or
Several pair grid lines.
12. solar battery sheet according to claim 10, it is characterised in that: the electricity of the solar battery sheet light-receiving surface
The material of pole structure and the electrode disk at the back side, which is mainly organized, becomes silver.
13. the solar battery sheet according to any one of claim 9-12, it is characterised in that: the solar battery sheet
For PERC battery.
14. a kind of solar components, the solar components include several battery strings, and each battery strings are included in edge
Using the remittance of several first cell pieces of conducting resinl superposition connection, at least one second cell piece and connection second cell piece
Flow item, the first cell piece battery strip piece setting as claimed in any of claims 1 to 8 in one of claims, second battery
Battery strip piece setting of the piece as described in any one of claim 5 to 7, the electricity of the busbar and the second cell piece back side
Pole disk is electrically connected.
15. solar components according to claim 14, it is characterised in that: several first cell pieces are sequentially overlapped connection,
At least a piece of second cell piece is located at the tail end of the battery strings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270692.8U CN209418513U (en) | 2018-12-30 | 2018-12-30 | Battery strip piece, solar battery sheet and solar components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270692.8U CN209418513U (en) | 2018-12-30 | 2018-12-30 | Battery strip piece, solar battery sheet and solar components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209418513U true CN209418513U (en) | 2019-09-20 |
Family
ID=67942199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822270692.8U Expired - Fee Related CN209418513U (en) | 2018-12-30 | 2018-12-30 | Battery strip piece, solar battery sheet and solar components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209418513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509797A (en) * | 2018-12-30 | 2019-03-22 | 苏州阿特斯阳光电力科技有限公司 | Battery strip piece and preparation method thereof, solar battery sheet and solar components |
-
2018
- 2018-12-30 CN CN201822270692.8U patent/CN209418513U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509797A (en) * | 2018-12-30 | 2019-03-22 | 苏州阿特斯阳光电力科技有限公司 | Battery strip piece and preparation method thereof, solar battery sheet and solar components |
| CN109509797B (en) * | 2018-12-30 | 2024-04-16 | 苏州阿特斯阳光电力科技有限公司 | Strip-shaped battery piece, preparation method thereof, solar battery piece and solar module |
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Effective date of registration: 20191129 Address after: No. 348, deer mountain road, Suzhou high tech Zone, Jiangsu Province Co-patentee after: CSI CELLS Co.,Ltd. Patentee after: CSI SOLAR TECHNOLOGIES Inc. Co-patentee after: CSI SOLAR POWER GROUP Co.,Ltd. Address before: 215000 199 deer Road, hi tech Development Zone, Jiangsu, Suzhou Co-patentee before: CSI SOLAR POWER GROUP Co.,Ltd. Patentee before: CSI CELLS Co.,Ltd. |
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Address after: No. 348, Lushan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: CSI SOLAR TECHNOLOGIES Inc. Patentee after: CSI Cells Co.,Ltd. Patentee after: Atlas sunshine Power Group Co.,Ltd. Address before: No. 348, Lushan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: CSI SOLAR TECHNOLOGIES Inc. Patentee before: CSI Cells Co.,Ltd. Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. |
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