CN206194770U - Dual -glass photovoltaic assembly - Google Patents
Dual -glass photovoltaic assembly Download PDFInfo
- Publication number
- CN206194770U CN206194770U CN201621181035.0U CN201621181035U CN206194770U CN 206194770 U CN206194770 U CN 206194770U CN 201621181035 U CN201621181035 U CN 201621181035U CN 206194770 U CN206194770 U CN 206194770U
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- Prior art keywords
- glass
- busbar
- battery
- pair
- photovoltaic module
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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
Abstract
The utility model provides a dual -glass photovoltaic assembly for reduce the bubble that dual -glass photovoltaic assembly produced at the lamination in -process, thereby improve the yield of product, the utility model provides a pair of dual -glass photovoltaic assembly, including front bezel glass, battery matrix, the backplate glass who sets gradually, the battery matrix forms every string by many crosstalks pond cluster range the both ends of battery cluster respectively are provided with an at least busbar, wherein, the extending direction of battery cluster is perpendicular, each the battery was ganged up the busbar is established ties and/or is parallelly connected, each the busbar sets up and mutual independence with the layer.
Description
Technical field
The utility model is related to technical field of solar batteries, more particularly to a kind of pair glass photovoltaic module.
Background technology
As manufacture of solar cells technology constantly improves, production cost is constantly reduced, and conversion efficiency is improved constantly, photovoltaic
The application of generating is increasingly extensive and important energy source as supply of electric power.And photovoltaic module is the important set of solar power system
Into part, single glass photovoltaic module and double glass photovoltaic modulies can be divided into by encapsulating material, therein pair of glass photovoltaic module is due to having
Mechanical strength is big, weather resistance is superior, fire protecting performance is good, power attenuation is small, long service life, wide application scenario the advantages of, more
More to be paid attention to by industry.
At present, double glass photovoltaic modulies are typically encapsulated using preceding the first packaging plastics of glass sheet 01+ 02+ battery matrixes 03+ second
The encapsulation of glue 04+ back-panel glass 05 is formed, as shown in figure 1, wherein, battery matrix 03 is by (the dotted line in such as Fig. 1 of multi-string battery string 031
Shown in frame) arrangement form, the two ends of battery strings 031 are provided with many busbars 06, the bearing of trend and battery strings of busbar 06
031 bearing of trend is vertical, and each battery strings 031 are connected by busbar 06, and several busbars 06 on top are each provided with lead
End 07, offers multiple perforates 08 of conllinear arrangement, a pair of lead end 07 and the perforate 08 1 of busbar 06 in back-panel glass 05
Should, and each busbar 06 for being provided with lead end 07 bends in its lead end 07 towards back-panel glass 05, and by with its lead
07 corresponding perforate 08 is held through back-panel glass 05, wherein, generally there is stacking, example in the busbar 06 for being provided with lead end 07
Such as：Referring to Fig. 2, battery matrix 03 is by arranging the six string (dotted line frames in such as Fig. 2 of battery strings 031 in a row in double glass photovoltaic modulies
It is shown) composition, two, the left side is all stacked on top of one another (in order to show with two, the right in four busbars 06 on the top of battery matrix 03
Difference, all somewhat stagger in Fig. 2 between the busbar of two, the left side and between the busbar of two, the right), stacking is confluxed
General insulating materials insulate between bar 06, and this four busbars 06 bend in its lead end 07 towards back-panel glass 05, and leads to
Cross perforate 08 corresponding with its lead end 07 through back-panel glass 05 (lead end 07 overlaps with the position of perforate 08 in Fig. 2).
If however, situation of the busbar in the presence of stacking, can cause that thickness of double glass photovoltaic modulies at stacking increases, causing
It is easy to produce bubble at stacking in follow-up lamination process, and the bubble of double glass photovoltaic modulies is difficult to discharge, therefore the bubble
Defect can influence the performance of double glass photovoltaic modulies, and then influence the yield rate of product.
Therefore, the bubble that double glass photovoltaic modulies are produced in lamination process how is reduced, so that the yield rate of product is improved,
It is those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The utility model embodiment provides a kind of pair of glass photovoltaic module, is used to reduce double glass photovoltaic modulies in lamination process
The bubble of middle generation, so as to improve the yield rate of product.
A kind of pair of glass photovoltaic module that the utility model embodiment is provided, including preceding glass sheet, the battery square for setting gradually
Battle array, back-panel glass, the battery matrix are formed by the arrangement of multi-string battery string, are often gone here and there the two ends of the battery strings and are each provided with least
A piece busbar, the bearing of trend of the busbar is vertical with the bearing of trend of the battery strings, and each battery strings pass through institute
Busbar series connection and/or parallel connection are stated, each busbar is set and separate with layer.
Double glass photovoltaic modulies that the utility model embodiment is provided, including preceding glass sheet, battery matrix, the back of the body for setting gradually
Glass sheet, the battery matrix is formed by the arrangement of multi-string battery string, is often gone here and there the two ends of the battery strings and is each provided with least one
Busbar, the bearing of trend of the busbar is vertical with the bearing of trend of the battery strings, and each battery strings are by the remittance
Stream bar is connected and/or in parallel, and each busbar is set and separate with layer, because each busbar is set and mutually only with layer
Vertical, so, busbar is not in causing follow-up lamination process because of the stacking of busbar just in the absence of the situation of stacking
Bubble is produced at stacking, therefore, it can reduce the bubble that double glass photovoltaic modulies are produced in lamination process, so as to improve product
Yield rate.
It is preferred that the multiple perforates not arranged collinearly are offered in the back-panel glass, the every lead of the busbar
End corresponds with each described perforate, and the every busbar for being provided with lead end is in its lead end towards the backboard glass
Glass bends, and passes through the back-panel glass by the perforate corresponding with its lead end.
It is preferred that each perforate is distributed in the back-panel glass in splayed or V-shaped, wherein, constitute splayed
It is straight line or broken line with the two lines of V-shaped.
It is preferred that each perforate is axisymmetricly distributed in the back-panel glass.
Because each perforate is axisymmetricly distributed in back-panel glass, so, on the one hand it is readily produced, on the other hand can increases
It is strong attractive in appearance.
It is preferred that the component also includes：Installed in the terminal box of the back-panel glass dorsad battery matrix side, institute
Stating terminal box includes multiple binding posts, and the position of each binding post matches with the position of each perforate, wears
The each described busbar for crossing the perforate of the back-panel glass is connected with corresponding binding post.
By so setting, the consumption of busbar can be made minimum, and busbar has certain resistance in itself, consumption is damaged at least
The electric energy lost on busbar can be fewer, such that it is able to improve the generated energy of double glass photovoltaic modulies.
It is preferred that the cell piece for constituting the battery strings is generating electricity on two sides cell piece.
It is preferred that the cell piece for constituting the battery strings is heterojunction solar battery piece.
It is preferred that the material of the preceding glass sheet is safety glass.
Because the material of preceding glass sheet is safety glass, impact resistance and the bending resistance of double glass photovoltaic modulies can be so improved
Property.
It is preferred that the first packaging plastic is provided between the preceding glass sheet and the battery matrix, and in the electricity
The second packaging plastic is provided between pond matrix and the back-panel glass.
Brief description of the drawings
The structural representation of double glass photovoltaic modulies that Fig. 1 is provided for prior art；
The arrangement schematic diagram of busbar in double glass photovoltaic modulies that Fig. 2 is provided for prior art；
A kind of pair of structural representation of glass photovoltaic module that Fig. 3 is provided for the utility model embodiment；
The arrangement schematic diagram of busbar in double glass photovoltaic modulies that Fig. 4 is provided for the utility model embodiment；
The distribution schematic diagram of perforate in double glass photovoltaic modulies that Fig. 5 (a)~Fig. 5 (d) is provided for the utility model embodiment；
The structural representation of terminal box in double glass photovoltaic modulies that Fig. 6 is provided for the utility model embodiment.
Specific embodiment
The utility model embodiment provides a kind of pair of glass photovoltaic module, is used to reduce double glass photovoltaic modulies in lamination process
The bubble of middle generation, so as to improve the yield rate of product.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art are obtained all belongs to
In the scope of the utility model protection.
It should be noted that the thickness and shape of each part do not reflect actual proportions in the utility model accompanying drawing, purpose is only
It is schematically illustrate the utility model content.
Referring to a kind of pair of glass photovoltaic module that Fig. 3, Fig. 4, the utility model embodiment are provided, including the foreboard for setting gradually
Glass 11, battery matrix 12, back-panel glass 13, battery matrix 12 are arranged as multi-string battery string 121 (as shown in dotted line frame in Fig. 3,4)
Row are formed, and often the two ends of string battery strings 121 are each provided with least one busbar 14, the bearing of trend (i.e. horizontal) of busbar 14
Bearing of trend (i.e. longitudinal) with battery strings 121 is vertical, and each battery strings 121 are connected by busbar 14, the same layer of each busbar 14
Set (i.e. each busbar 14 is arranged at grade) and separate.
Because each busbar 14 is set and separate with layer, so, busbar 14 does not just exist the situation of stacking, therefore not
Occur and produce bubble in causing follow-up lamination process because of the stacking of busbar 14 at stacking, therefore, it can reduce double glass
The bubble that photovoltaic module is produced in lamination process, so as to improve the yield rate of product.
Wherein, preceding glass sheet 11 for example can be using the safety glass of printing opacity high, on the one hand, due to high light transmittance, can be with
Increase the light entered inside double glass photovoltaic modulies so that cell piece generates electricity；On the other hand, due to safety glass have high intensity,
The features such as high rigidity, can enable that double glass photovoltaic modulies resist the impact of hail etc. in follow-up use.
Battery strings 121 are made up of, battery multiple cell pieces (i.e. the abbreviation of solar battery sheet) contacted by interconnecting strip
The two ends of string 121 remain with interconnecting strip, and the interconnecting strip at the two ends of each battery strings 121 connects to realize each battery strings by busbar 14
121 series connection.
The quantity of battery strings 121 for example can be 4 strings, 6 strings, 8 strings etc..The quantity example of cell piece in a string of battery strings 121
It such as can be 10,12.
Generally, as shown in figure 4, during each busbar 14 at the two ends of battery strings 121 is all used to converge battery strings 121
Electric energy, and each busbar 14 on the top of battery strings 121 can also be used to for the electric energy in battery strings 121 to derive back-panel glass 13, therefore
Each busbar 14 on the top of battery strings 121 is all provided with lead end 16, and lead end 16 is corresponded with perforate 15 and (drawn in Fig. 4
Line end 16 overlaps with the position of perforate 15).
Lead end 16 refers to the exit of the busbar 14 for the electric energy in battery strings 121 to be derived back-panel glass 13.
It is preferred that as shown in figure 3, be provided with the first packaging plastic 17 between preceding glass sheet 11 and battery matrix 12, and
The second packaging plastic 18 would generally be provided between battery matrix 12 and back-panel glass 13, packaging plastic is used to effectively bond preceding glass sheet
11 with battery matrix 12, and battery matrix 12 and back-panel glass 13, internal cell piece is protected, to improve pair glass photovoltaic modulies
Reliability, the material of the packaging plastic can be ethylene-vinyl acetate copolymer (Ethylene Vinyl Acetate, letter
Claim EVA), polyvinyl butyral resin (polyvinyl butyral, abbreviation PVB) or polyolefin elastomer (polyolefin
Elastomer, abbreviation POE).First packaging plastic 17 can be with identical with the material of the second packaging plastic 18, it is also possible to different, this practicality
New embodiment is simultaneously not limited thereof.
It is preferred that as shown in Figure 3, Figure 4, the multiple perforates 15 not arranged collinearly, every remittance are offered in back-panel glass 13
The lead end 16 for flowing bar 14 is corresponded with each perforate 15, and the every busbar 14 for being provided with lead end 16 is in its lead end
16 bend (bent to back-panel glass 13) towards back-panel glass 13, and pass through backboard by perforate 15 corresponding with its lead end 16
Glass 13
It is preferred that each perforate 15 is distributed in back-panel glass 13 in splayed, wherein, it is straight to constitute splay two lines
Shown in line, such as Fig. 5 (a), or it is broken line to constitute splay two lines, shown in such as Fig. 5 (b).
The distribution it is preferred that each perforate 15 is in the shape of the letter V in back-panel glass 13, wherein, it is straight to constitute the two lines of V-shaped
Shown in line, such as Fig. 5 (c), or the two lines of composition V-shaped are broken line, shown in such as Fig. 5 (d).
It is preferred that as shown in Fig. 5 (a)~Fig. 5 (d), for ease of production and attractive in appearance, each perforate 15 is in back-panel glass 13
On be axisymmetricly distributed.
If for example, the busbar 14 for drawing back-panel glass 13 is even number, each perforate 15 can be set in back-panel glass 13
Splayed distribution axisymmetricly, if the busbar 14 for drawing back-panel glass 13 is odd number, can set each perforate 15 in backboard
V-shaped distribution on glass 13 axisymmetricly.
Certainly, arrangement pattern of each perforate 15 in back-panel glass 13 can also be other shapes, and such as two parallel
Line, the utility model embodiment is simultaneously not limited thereof.
It is preferred that as shown in Fig. 3, Fig. 6, this pair of glass photovoltaic module also includes：Installed in the dorsad battery square of back-panel glass 13
The terminal box 19 of 12 sides of battle array, terminal box 19 includes multiple binding posts 191, and the position of each binding post 191 is opened with each
The position in hole 15 matches, and each busbar 14 through the perforate 15 of back-panel glass 13 is connected with corresponding binding post 191
Connect.
By so setting, the consumption of busbar can be made minimum, therefore can reduce and be lost because of busbar resistance in itself
Electric energy, such that it is able to improve the generated energy of double glass photovoltaic modulies.
Wherein, busbar 14 can be by welding, clamping etc., the utility model embodiment with the connection of binding post 191
And be not limited thereof.
The effect of terminal box 19 is to guide on external loading electric current, prevents hot spot effect, while preventing cell piece from exposing
In extraneous air, it is to avoid polluted by outside air impurity.
It is preferred that arrangement pattern of the arrangement pattern of each binding post 191 with each perforate 15 in back-panel glass 13 is identical.
It is preferred that the cell piece of composition battery strings 121 is generating electricity on two sides cell piece.
Because the cell piece for constituting battery strings 121 is generating electricity on two sides cell piece, therefore this pair of glass photovoltaic module is generating electricity on two sides
Photovoltaic module, and the photovoltaic module of generating electricity on two sides can also receive illumination because of the back side, compared with the photovoltaic module that one side generates electricity,
The generated energy of the photovoltaic module of generating electricity on two sides is more, and generating efficiency is higher.
It is preferred that the cell piece of composition battery strings 121 is heterojunction solar battery piece.
Due to the high conversion efficiency of heterojunction solar battery piece, therefore using double glass light of heterojunction solar battery piece
The generated energy for lying prostrate component is more, and generating efficiency is higher.
It should be noted that each battery strings in common pair of glass photovoltaic module are connected by busbar, and it is special at some
In different double glass photovoltaic modulies, each battery strings are likely to by busbar parallel connection or connection in series-parallel.
In sum, double glass photovoltaic modulies that the utility model embodiment is provided, including preceding glass sheet, the electricity for setting gradually
Pond matrix, back-panel glass, the battery matrix are formed by the arrangement of multi-string battery string, are often gone here and there the two ends of the battery strings and are each provided with
At least one busbar, the bearing of trend of the busbar is vertical with the bearing of trend of the battery strings, and each battery is ganged up
The busbar series connection and/or parallel connection are crossed, each busbar is set and separate with layer, because each busbar is set with layer
And it is separate, so, busbar is not in cause succeeding layer because of the stacking of busbar just in the absence of the situation of stacking
Bubble is produced during pressure at stacking, therefore, it can reduce the bubble that double glass photovoltaic modulies are produced in lamination process, so that
Improve the yield rate of product.
Although having been described for preferred embodiment of the present utility model, those skilled in the art once know substantially
Creative concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to bag
Include preferred embodiment and fall into having altered and changing for the utility model scope.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to the utility model
New spirit and scope.So, if it is of the present utility model these modification and modification belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising these changes and modification.
Claims (9)
1. a kind of pair of glass photovoltaic module, including preceding glass sheet, battery matrix, the back-panel glass for setting gradually, the battery matrix
Formed by the arrangement of multi-string battery string, often going here and there the two ends of the battery strings is each provided with least one busbar, the busbar
Bearing of trend is vertical with the bearing of trend of the battery strings, and each battery strings are connected and/or in parallel by the busbar, its
It is characterised by, each busbar is set and separate with layer.
2. according to claim 1 pair of glass photovoltaic module, it is characterised in that offered in the back-panel glass and do not arranged collinearly
Multiple perforates of row, the every lead end of the busbar is corresponded with each described perforate, and every is provided with lead end
The busbar bent towards the back-panel glass in its lead end, and by the perforate corresponding with its lead end pass through institute
State back-panel glass.
3. according to claim 2 pair of glass photovoltaic module, it is characterised in that each perforate is in the back-panel glass
Splayed or V-shaped are distributed, wherein, the two lines of composition splayed and V-shaped are straight line or broken line.
4. according to claim 3 pair of glass photovoltaic module, it is characterised in that each perforate is in the back-panel glass
Axial symmetry is distributed.
5. double glass photovoltaic modulies according to any one of claim 2~4, it is characterised in that the component also includes：It is arranged on
The terminal box of the back-panel glass dorsad battery matrix side, the terminal box includes multiple binding posts, each described
The position of binding post matches with the position of each perforate, and each described of perforate through the back-panel glass is confluxed
Bar is connected with corresponding binding post.
6. according to claim 1 pair of glass photovoltaic module, it is characterised in that the cell piece of the composition battery strings is two-sided
Generating battery piece.
7. according to claim 6 pair of glass photovoltaic module, it is characterised in that the cell piece of the composition battery strings is heterogeneous
Joint solar cell piece.
8. according to claim 1 pair of glass photovoltaic module, it is characterised in that the material of the preceding glass sheet is tempering glass
Glass.
9. according to claim 1 pair of glass photovoltaic module, it is characterised in that in the preceding glass sheet and the battery matrix
Between be provided with the first packaging plastic, and be provided with the second packaging plastic between the battery matrix and the back-panel glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181035.0U CN206194770U (en) | 2016-11-03 | 2016-11-03 | Dual -glass photovoltaic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181035.0U CN206194770U (en) | 2016-11-03 | 2016-11-03 | Dual -glass photovoltaic assembly |
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| Publication Number | Publication Date |
|---|---|
| CN206194770U true CN206194770U (en) | 2017-05-24 |
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ID=58733447
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621181035.0U Active CN206194770U (en) | 2016-11-03 | 2016-11-03 | Dual -glass photovoltaic assembly |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108520908A (en) * | 2018-06-21 | 2018-09-11 | 米亚索乐装备集成（福建）有限公司 | A kind of production method of battery top electrode, solar cell and battery top electrode |
| CN108963023A (en) * | 2017-05-27 | 2018-12-07 | 常州亚玛顿股份有限公司 | A kind of double glass photovoltaic modulies and preparation method thereof |
| CN109450371A (en) * | 2018-12-20 | 2019-03-08 | 苏州腾晖光伏技术有限公司 | A kind of two-sided double glass photovoltaic modulies |
| CN109950348A (en) * | 2019-04-10 | 2019-06-28 | 江苏禾木传感技术有限公司 | Double glass photovoltaic modulies and preparation method thereof |
-
2016
- 2016-11-03 CN CN201621181035.0U patent/CN206194770U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963023A (en) * | 2017-05-27 | 2018-12-07 | 常州亚玛顿股份有限公司 | A kind of double glass photovoltaic modulies and preparation method thereof |
| CN108520908A (en) * | 2018-06-21 | 2018-09-11 | 米亚索乐装备集成（福建）有限公司 | A kind of production method of battery top electrode, solar cell and battery top electrode |
| CN109450371A (en) * | 2018-12-20 | 2019-03-08 | 苏州腾晖光伏技术有限公司 | A kind of two-sided double glass photovoltaic modulies |
| CN109950348A (en) * | 2019-04-10 | 2019-06-28 | 江苏禾木传感技术有限公司 | Double glass photovoltaic modulies and preparation method thereof |
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