CN209357733U - A kind of imbrication solar battery sheet and photovoltaic module - Google Patents
A kind of imbrication solar battery sheet and photovoltaic module Download PDFInfo
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- CN209357733U CN209357733U CN201920394314.2U CN201920394314U CN209357733U CN 209357733 U CN209357733 U CN 209357733U CN 201920394314 U CN201920394314 U CN 201920394314U CN 209357733 U CN209357733 U CN 209357733U
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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 imbrication solar battery sheets, and including multiple battery small pieces side by side, each described battery small pieces includes main grid and thin grid；Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；The thin grid of the adjacent battery small pieces are interconnected.The utility model connects multiple battery small pieces by the thin grid, realization conducts, the electric current for enabling all battery small pieces to generate relatively evenly is distributed in full wafer imbrication solar battery on piece, it avoids during the test since the efficiency of fuel cell generation to the imbrication solar battery sheet that probe location offset occurs calculates inaccurate problem, improve Detection accuracy, improving production efficiency improves final yields.The utility model additionally provides a kind of photovoltaic module with above-mentioned beneficial effect.
Description
Technical field
The utility model relates to Photovoltaic new energy fields, more particularly to a kind of imbrication solar battery sheet and photovoltaic group
Part.
Background technique
Solar energy is as a kind of renewable energy, from utility model initial stage just by global attention, into 21 century
Afterwards, more and more solar cell power generation technologies are developed.By 2016, the effective capacity of cell piece reaches 70~
75GW, 85~90GW of crystal silicon component.Photovoltaic industry has become most fast one of the new high-tech industry of world development, and due to the sun
Can convenient and regenerative nature, the fast-developing situation of industry will also continue, and wherein imbrication solar battery is just wherein one
Kind developing direction.
Solar battery sheet is cut multi-disc battery small pieces by imbrication solar battery technology, then by the side on the positive and negative surface of battery
Edge region is prepared into main grid, and the back surface edge of the front surface edge of a piece of battery a piece of battery under interconnects before then making.It is folded
By overlapping battery small pieces, such design is realized without electricity so that cell piece is interconnected in even closer mode for watt component
Pond piece spacing, can place more cell pieces under same area, so that cell piece light-receiving area is effectively expanded, raising group
Part power.Usual producer can be tested after obtained full wafer imbrication solar battery sheet, without the re-test after slice.?
In existing test, need to push down each main grid using probe, and the contact point of probe and main grid is smaller, be very easy to generate by
In reasons such as the contact point of subtle foreign impacts or vibration or probe and main grid skiddings, make the probe that could not push down correspondence
Main grid, but press how adjacent main grid or thin grid solve due to probe so as to cause actually measured data misalignment
Contact point misalignment with the imbrication solar battery sheet is those skilled in the art so as to cause the situation of test data misalignment
Urgent problem to be solved.
Utility model content
The purpose of the utility model is to provide a kind of imbrication solar battery sheet, with solve in the prior art due to probe with
So as to cause the situation of test data misalignment, the utility model also mentions the contact point misalignment of the imbrication solar battery sheet simultaneously
A kind of photovoltaic module with above-mentioned beneficial effect is supplied.
In order to solve the above technical problems, the utility model provides a kind of imbrication solar battery sheet, including it is multiple side by side
Battery small pieces, each described battery small pieces includes main grid and thin grid；
Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；
The thin grid of the adjacent battery small pieces are interconnected.
Optionally, in the imbrication solar battery sheet, the thin grid are the grid line through all battery small pieces.
Optionally, in the imbrication solar battery sheet, electricity described in each of described imbrication solar battery sheet
The width of pond small pieces is all identical.
Optionally, in the imbrication solar battery sheet, the main grid center symmetric setting is in the imbrication solar energy
On cell piece.
Optionally, in the imbrication solar battery sheet, the main grid of edge battery small pieces is set to far from the imbrication
The side at the edge of solar battery sheet；
Edge battery small pieces are in the outermost battery small pieces of the imbrication solar battery sheet.
Optionally, in the imbrication solar battery sheet, the battery small pieces further include shunt line, and the shunt line is used
Electrical connection between the realization thin grid.
Optionally, in the imbrication solar battery sheet, the range of the width of the thin grid is 0.02 millimeter to 0.03
Millimeter, including endpoint value.
Optionally, in the imbrication solar battery sheet, hole is set on the main grid.
Optionally, in the imbrication solar battery sheet, the range of the diameter of described hole is 0.05 millimeter to 0.15
Millimeter, including endpoint value.
The utility model additionally provides a kind of photovoltaic module, the photovoltaic module include imbrication described in any of the above-described kind too
Positive energy cell piece.
Imbrication solar battery sheet provided by the utility model, including multiple battery small pieces side by side, described in each
Battery small pieces include main grid and thin grid；Wherein, the main grid is arranged along the long side of the battery small pieces, a plurality of thin grid and institute
State main grid intersection setting；The thin grid of the adjacent battery small pieces are interconnected.The utility model is small by multiple batteries
Piece is connected by the thin grid, and realization conducts, and the electric current for enabling all battery small pieces to generate relatively evenly divides
Be distributed in full wafer imbrication solar battery on piece, avoid during the test due to probe location offset occur to the imbrication too
The efficiency of fuel cell generation of positive energy cell piece calculates inaccurate problem, improves Detection accuracy, improving production efficiency improves final non-defective unit
Rate.The utility model additionally provides a kind of photovoltaic module with above-mentioned beneficial effect.
Detailed description of the invention
For the clearer technical solution for illustrating the utility model embodiment or the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of specific embodiment of imbrication solar battery sheet provided by the utility model；
Fig. 2 is the structural representation of another specific embodiment of imbrication solar battery sheet provided by the utility model
Figure；
Fig. 3 is the structural representation of another specific embodiment of imbrication solar battery sheet provided by the utility model
Figure.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model a part
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of imbrication solar battery sheet, and a kind of structure of specific embodiment is shown
It is intended to as shown in Figure 1, specific embodiment one is called, including multiple battery small pieces side by side, each described battery small pieces
Including main grid and thin grid；
Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；
The thin grid of the adjacent battery small pieces are interconnected.
In addition, the thin grid are the grid line through all battery small pieces；Directly setting is small through all batteries
The grid line of piece, simplifies process flow, improves production efficiency；It can make current distribution more evenly simultaneously.
Further, the width of battery small pieces described in each of described imbrication solar battery sheet is all identical；Width
One enable provides convenience for the cutting of the subsequent battery small pieces, while equivalent width can guarantee and produce per a piece of battery small pieces
Raw size of current is approximate, exports more stable.
It should be noted that the battery small pieces further include shunt line, the shunt line is for realizing between the thin grid
Electrical connection；The shunt line connects the adjacent thin grid, if wherein one thin grid are disconnected, can also pass through shunt line
The electric current that battery in the thin grid overlay area of fracture generates is directed at main grid, ensure that the output stability of battery and uses the longevity
Life.The range of the width of the thin grid is 0.02 millimeter to 0.03 millimeter, including endpoint value, such as 0.020 millimeter, 0.025 millimeter
Or any of 0.030 millimeter.For example, as shown in Figure 1, two shunt lines by battery small pieces trisection, while shunt line
Using thin grid as boundary, interruption arrangement.
It is significant to note that hole is arranged on the main grid, the range of the diameter of described hole is 0.05 millimeter
To 0.15 millimeter, including endpoint value, such as any of 0.050 millimeter, 0.080 millimeter or 0.150 millimeter.Described hole can drop
The slurry of the low main grid consumes, while guaranteeing welding performance.
As a kind of preferable case, the width of the main grid is 0.5 millimeter；The width of the shunt line is 0.028 millimeter；
The distance at the edge of imbrication solar battery sheet described in the thin pitch is 0.3 millimeter, the distance between two adjacent cell small pieces
It is 0.6 millimeter.
Imbrication solar battery sheet provided by the utility model, including multiple battery small pieces side by side, described in each
Battery small pieces include main grid and thin grid；Wherein, the main grid is arranged along the long side of the battery small pieces, a plurality of thin grid and institute
State main grid intersection setting；The thin grid of the adjacent battery small pieces are interconnected.The utility model is small by multiple batteries
Piece is connected by the thin grid, and realization conducts, and the electric current for enabling all battery small pieces to generate relatively evenly divides
Be distributed in full wafer imbrication solar battery on piece, avoid during the test due to probe location offset occur to the imbrication too
The efficiency of fuel cell generation of positive energy cell piece calculates inaccurate problem, improves Detection accuracy, improving production efficiency improves final non-defective unit
Rate.
On the basis of specific embodiment one, further the main grid position of the imbrication solar battery sheet is limited
It is fixed, specific embodiment two is obtained, structural schematic diagram is as shown in Fig. 2, include multiple battery small pieces side by side, described in each
Battery small pieces include main grid and thin grid；
Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；
The thin grid of the adjacent battery small pieces are interconnected；
The main grid center symmetric setting is in the imbrication solar battery on piece.
Present embodiment and above-mentioned specific embodiment the difference is that, present embodiment defines institute
The position based on imbrication solar battery sheet setting of main grid is stated, remaining structure is identical as above-mentioned specific embodiment,
It is not reinflated herein to repeat.
In actual production, detecting step needs artificial or machine that imbrication solar battery sheet to be measured is arranged in probe
Lower section, and inevitably put back in the process since maloperation will appear the imbrication solar battery sheet (i.e. relative to
Normal position rotates 180 degree) the case where, and present embodiment is just directed to this point, by main grid center symmetric setting, even if
Having put back in detection process can be used normally, and greatly improve production efficiency；In addition, comparing and the prior art, this embodiment party
Imbrication solar battery sheet in formula will not stab due to putting back rear probe and cause the damage of solar panel on main grid,
Improve yields.
On the basis of specific embodiment two, further the main grid of Individual cells small pieces is limited, obtains specific reality
Mode three is applied, structural schematic diagram is as shown in figure 3, include multiple battery small pieces side by side, each described battery small pieces includes
Main grid and thin grid；
Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；
The thin grid of the adjacent battery small pieces are interconnected；
The main grid center symmetric setting is in the imbrication solar battery on piece；
The main grid of edge battery small pieces is set to the side at the edge far from the imbrication solar battery sheet；
Edge battery small pieces are in the outermost battery small pieces of the imbrication solar battery sheet.
Present embodiment and above-mentioned specific embodiment the difference is that, present embodiment further limits
The main grid position of Individual cells small pieces is determined, remaining structure is identical as above-mentioned specific embodiment, not reinflated herein to repeat.
Further, the main grid can also be arranged close to two-by-two, can be pushed down simultaneously in test with row's needle
Two main grids, accuracy is higher, is less susceptible to maloperation.
In present embodiment, main grid is limited to the case where being not arranged in the imbrication solar battery sheet edge,
The case where when avoiding main grid and being in the edge, probe pushing is possible to beyond battery range, leads to test errors, in addition,
If main grid is arranged close to the edge, probe pushes edge and is easier to cause chipping, in conclusion present embodiment improves
The accuracy rate of test, and improve the yields of final products.
The utility model additionally provides a kind of photovoltaic module, and the photovoltaic module includes any of the above-described kind of imbrication solar-electricity
Pond piece, imbrication solar battery sheet provided by the utility model, including multiple battery small pieces side by side, each described battery
Small pieces include main grid and thin grid；Wherein, the main grid is arranged along the long side of the battery small pieces, a plurality of thin grid and the master
Grid intersection setting；The thin grid of the adjacent battery small pieces are interconnected.The utility model leads to multiple battery small pieces
It crosses the thin grid to connect, realization conducts, and the electric current for enabling all battery small pieces to generate relatively evenly is distributed in
Full wafer imbrication solar battery on piece avoids during the test since probe location offset appearance is to the imbrication solar energy
The efficiency of fuel cell generation of cell piece calculates inaccurate problem, improves Detection accuracy, and improving production efficiency improves final yields.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part
Explanation.
It should be noted that in the present specification, relational terms such as first and second and the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
Imbrication solar battery sheet provided by the utility model and photovoltaic module are described in detail above.Herein
In apply specific case the principles of the present invention and embodiment be expounded, the explanation of above embodiments is only used
The method and its core concept of the utility model are understood in help.It should be pointed out that for those skilled in the art
For, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these
Improvement and modification are also fallen into the protection scope of the utility model claims.
Claims (10)
1. a kind of imbrication solar battery sheet, which is characterized in that including multiple battery small pieces side by side, each described battery is small
Piece includes main grid and thin grid；
Wherein, the main grid is arranged along the long side of the battery small pieces, and a plurality of thin grid intersect setting with the main grid；
The thin grid of the adjacent battery small pieces are interconnected.
2. imbrication solar battery sheet as described in claim 1, which is characterized in that the thin grid are through all batteries
The grid line of small pieces.
3. imbrication solar battery sheet as described in claim 1, which is characterized in that every in the imbrication solar battery sheet
The width of one battery small pieces is all identical.
4. imbrication solar battery sheet as claimed in claim 3, which is characterized in that the main grid center symmetric setting is in described
Imbrication solar battery on piece.
5. imbrication solar battery sheet as claimed in claim 4, which is characterized in that the main grid of edge battery small pieces is set to far
The side at the edge from the imbrication solar battery sheet；
Edge battery small pieces are in the outermost battery small pieces of the imbrication solar battery sheet.
6. imbrication solar battery sheet as described in claim 1, which is characterized in that the battery small pieces further include shunt line,
The shunt line is for realizing the electrical connection between the thin grid.
7. imbrication solar battery sheet as described in claim 1, which is characterized in that the range of the width of the thin grid is 0.02
Millimeter is to 0.03 millimeter, including endpoint value.
8. imbrication solar battery sheet as described in any one of claim 1 to 7, which is characterized in that be provided on the main grid
Hole.
9. imbrication solar battery sheet as claimed in claim 8, which is characterized in that the range of the diameter of described hole is 0.05
Millimeter is to 0.15 millimeter, including endpoint value.
10. a kind of photovoltaic module, the photovoltaic module includes imbrication solar battery as described in any one of claim 1 to 9
Piece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920394314.2U CN209357733U (en) | 2019-03-26 | 2019-03-26 | A kind of imbrication solar battery sheet and photovoltaic module |
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|---|---|---|---|
| CN201920394314.2U CN209357733U (en) | 2019-03-26 | 2019-03-26 | A kind of imbrication solar battery sheet and photovoltaic module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244198A (en) * | 2020-03-19 | 2020-06-05 | 浙江晶科能源有限公司 | Solar cell and photovoltaic module |
| US12094991B2 (en) | 2019-11-13 | 2024-09-17 | Maxeon Solar Pte. Ltd. | Hybrid dense solar cells and interconnects for solar modules and related methods of manufacture |
-
2019
- 2019-03-26 CN CN201920394314.2U patent/CN209357733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12094991B2 (en) | 2019-11-13 | 2024-09-17 | Maxeon Solar Pte. Ltd. | Hybrid dense solar cells and interconnects for solar modules and related methods of manufacture |
| CN111244198A (en) * | 2020-03-19 | 2020-06-05 | 浙江晶科能源有限公司 | Solar cell and photovoltaic module |
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