CN209374463U - Two-sided double glass solar photovoltaic assemblies - Google Patents
Two-sided double glass solar photovoltaic assemblies Download PDFInfo
- Publication number
- CN209374463U CN209374463U CN201821742256.XU CN201821742256U CN209374463U CN 209374463 U CN209374463 U CN 209374463U CN 201821742256 U CN201821742256 U CN 201821742256U CN 209374463 U CN209374463 U CN 209374463U
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- CN
- China
- Prior art keywords
- encapsulated layer
- welding
- solar photovoltaic
- photovoltaic assemblies
- back plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02E10/52—PV systems with concentrators
-
- 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
- Y02E10/547—Monocrystalline silicon PV cells
Abstract
The utility model discloses a kind of two-sided double glass solar photovoltaic assemblies, including foreboard, the back plate being oppositely arranged with foreboard, the first encapsulated layer being installed in below foreboard, the second encapsulated layer being installed in above back plate, the battery strings layer being installed between the first encapsulated layer and the second encapsulated layer, the battery strings layer includes solar battery sheet, it is installed in the welding of solar battery sheet top surface and bottom surface, it is installed in reflective glue film of the welding towards the surface of the first encapsulated layer, the solar battery sheet is N-type double-side cell or p-type double-side cell, first encapsulated layer and the second encapsulated layer are POE glue film, its steam permeability is low, volume resistivity is high, anti-aging property is high；The busbar with a thickness of 0.25mm-0.4mm, the welding with a thickness of 0.2mm-0.25mm, welding is easy to weld；It realizes photovoltaic module front, back side high-power output, improves production efficiency, reduce production cost.
Description
Technical field
The utility model relates to photovoltaic arts, are to be related to a kind of two-sided double glass solar photovoltaic assemblies more specifically.
Background technique
The relatively conventional traditional common component of solar double-glass assemblies have stronger mechanical performance, have better weatherability, with compared with
Low steam infiltration has better anti-PID performance, with advantages such as longer service lifes, has quicklyd increase its market and has accounted for
With rate；However science and technology is maked rapid progress, photovoltaic power generation running is marched toward the cheap internet access epoch, low investment, high production, expansive component
Encapsulation link high efficiency technical is expected to quickly universal；It is more efficient to prepare with popularizing for two-sided PERC high-efficiency battery production
Two-sided solar double-glass assemblies have prepared condition, and since single side generates electricity, component generated energy does not have traditional single side list glass/single side solar double-glass assemblies
Obtain bigger performance.
In addition application No. is 201621431495.4 Chinese utility model patent applications to disclose a kind of two-sided double glass light
Component is lied prostrate, including foreboard, the first encapsulated layer, solar battery lamella, the second encapsulated layer and the back set gradually from top to bottom
Plate, the solar battery lamella include N type double-side cell, be arranged in the N-type double-side cell upper surface first weldering
Band, be arranged in the N-type double-side cell lower surface the second welding, first welding upper surface covering be provided with it is reflective
Band, the reflective tape are the reflective tape that the upper surface of first welding or the lower surface of second welding is arranged in bonding.
However two-sided double glass photovoltaic modulies that above-mentioned utility model provides, welding thickness G T.GT.GT 0.27mm, 0.27mm thickness
Welding will result directly in welding fragmentation and be substantially increased.Busbar is 0.8~1.0mm with a thickness of 0.4~5mm, width, is not easy to hand
Work welding, causes welding efficiency low.First encapsulated layer and the second encapsulated layer are EVA materials, and steam permeability is high, volume resistance
Rate is low, and it is poor that two-sided solar double-glass assemblies anti-aging property is made.Terminal box is mounted on glass edge: on the one hand, terminal box encapsulation is close
Envelope effect is poor, and steam easily permeates；On the one hand, terminal box leads to breakage vulnerable to foreign object contact-impact.
Utility model content
To overcome drawbacks described above in the prior art, it is low that the utility model provides a kind of steam permeability, anti-aging property
Difference, the low two-sided double glass solar photovoltaic assemblies of production cost.
To achieve the above object, the utility model provides a kind of two-sided double glass solar photovoltaic assemblies, including foreboard, and preceding
The back plate that plate is oppositely arranged, the first encapsulated layer being installed in below foreboard, the second encapsulated layer being installed in above back plate are installed in
Battery strings layer between first encapsulated layer and the second encapsulated layer, the battery strings layer includes solar battery sheet, is installed in the sun
The welding of energy cell piece top surface and bottom surface is installed in reflective glue film of the welding towards the surface of the first encapsulated layer, the solar energy
Cell piece is N-type double-side cell or p-type double-side cell, and first encapsulated layer and the second encapsulated layer are POE glue film, the confluence
Item with a thickness of 0.25mm-0.4mm, the welding with a thickness of 0.2mm-0.25mm.
Preferably, further including the busbar being installed in back plate, it is installed in what back plate bottom was connected by busbar
Several terminal boxes.
Preferably, the width of the busbar is 4mm-8mm.
Preferably, the busbar with a thickness of 0.35mm, the width of the busbar is 6mm.
Preferably, the front and rear panels are the super white patterned saturating tempered glass of height.
Preferably, the front and rear panels with a thickness of 1.6mm-3.2mm.
Preferably, the welding with a thickness of 0.23mm.
Preferably, the back plate bottom offers several for installing the mounting hole of terminal box.
Preferably, the light transmittance of the super white patterned high tempered glass thoroughly is 93.5% or more.
Compared with prior art, the utility model has the beneficial effects that:
The utility model includes foreboard, the back plate being oppositely arranged with foreboard, the first encapsulated layer being installed in below foreboard, dress
The second encapsulated layer above back plate, the battery strings layer being installed between the first encapsulated layer and the second encapsulated layer, the battery
Layer of going here and there includes solar battery sheet, is installed in the welding of solar battery sheet top surface and bottom surface, is installed in welding towards the first envelope
The reflective glue film on the surface of layer is filled, the solar battery sheet is N-type double-side cell or p-type double-side cell, first encapsulation
Layer and the second encapsulated layer are POE glue film, and steam permeability is low, and volume resistivity is high, and anti-aging property is high；The busbar
With a thickness of 0.25mm-0.4mm, the welding with a thickness of 0.2mm-0.25mm, welding is easy to weld；Realize photovoltaic module just
Production efficiency is improved in face, back side high-power output, reduces production cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be 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 this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the top view of the two-sided double glass solar photovoltaic assemblies of one kind provided by the embodiment of the utility model；
Fig. 2 is the bottom view of the two-sided double glass solar photovoltaic assemblies of one kind provided by the embodiment of the utility model；
Fig. 3 is the cross-sectional view of A-A in Fig. 1；
Fig. 4 is the enlarged drawing in the portion A in Fig. 3.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
The embodiments of the present invention provide a kind of two-sided double glass solar photovoltaic assemblies.
FIG. 1 to FIG. 4 is please referred to, the utility model provides a kind of two-sided double glass solar photovoltaic assemblies, including foreboard 1, with
The back plate 5 that foreboard 1 is oppositely arranged is installed in the first encapsulated layer 2 of 1 lower section of foreboard, is installed in the second encapsulated layer of 5 top of back plate
4, the battery strings layer 3 being installed between the first encapsulated layer 2 and the second encapsulated layer 4, the battery strings layer 3 includes solar battery sheet
31, it is installed in the welding 32 of 31 top surface of solar battery sheet and bottom surface, is installed in welding 32 towards the surface of the first encapsulated layer 2
Reflective glue film 33, the busbar 6 being installed in back plate 5 are installed in 5 bottom of back plate and pass through several wiring that busbar 6 connects
Box 7, the solar battery sheet 31 are N-type double-side cell or p-type double-side cell, first encapsulated layer 2 and the second encapsulated layer 4
For POE glue film.POE steam permeability is lower, and furthermore it has higher volume resistivity, and it is anti-aging that two-sided solar double-glass assemblies are made
Performance is higher.
Using p-type double-side cell, cell backside receives scattering sunlight, the more conventional single side p-type battery component of component power
It is high by about 4% or so, certainly, in other embodiments, N-type double-side cell, component power also more conventional single side P can also be used
Type battery component is high by about 4% or so；In conjunction with reflective glue film, the reflecting rate of welding is improved, increases absorption of the cell piece to light；It realizes
Photovoltaic module front, back side high-power output.
The busbar 6 with a thickness of 0.25mm-0.4mm, the width of the busbar 6 is 4mm-8mm.
In the present embodiment, the busbar 6 improves weldering with a thickness of 0.35mm, width 6mm in order to manual welding
Efficiency is connect, to reduce production cost.In other embodiments, the thickness of the busbar 6 can for 0.25mm-0.4mm it
Between arbitrary value, width can arbitrary value between 4mm-8mm.
The foreboard 1 and back plate 5 are the super white patterned saturating tempered glass of height that light transmittance is 93.5% or more.The foreboard 1
With back plate 5 with a thickness of 1.6mm-3.2mm.
In the present embodiment, the welding 32 with a thickness of 0.23mm, welding fragment rate can be substantially reduced, guarantee production matter
Amount.Certainly, in other embodiments, the thickness of the welding 32 may be set to be 0.2mm-0.25mm.
5 bottom of back plate offers several for installing the mounting hole 8 of terminal box 7.So that the encapsulation of terminal box is close
It is more preferable to seal effect, and is not easy to lead to breakage by foreign object contact-impact.
In conclusion the utility model structure is simple, realizes photovoltaic module front, back side high-power output, improve production
Efficiency reduces production cost.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (9)
1. a kind of two-sided double glass solar photovoltaic assemblies, including foreboard (1), the back plate (5) being oppositely arranged with foreboard (1), installing
In the busbar (6) on back plate (5), the first encapsulated layer (2) being installed in below foreboard (1), be installed in above back plate (5)
Two encapsulated layers (4), the battery strings layer (3) being installed between the first encapsulated layer (2) and the second encapsulated layer (4), the battery strings layer
(3) include solar battery sheet (31), be installed in the welding (32) of solar battery sheet (31) top surface and bottom surface, be installed in welding
(32) the reflective glue film (33) on the surface of direction the first encapsulated layer (2), it is characterised in that: the solar battery sheet (31) is N
Type double-side cell or p-type double-side cell, first encapsulated layer (2) and the second encapsulated layer (4) are POE glue film, the busbar
(6) with a thickness of 0.25mm-0.4mm, the welding (32) with a thickness of 0.2mm-0.25mm.
2. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 1, it is characterised in that: further include after being installed in
Plate (5) bottom passes through several terminal boxes (7) that busbar (6) connect.
3. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 1, it is characterised in that: the busbar (6)
Width be 4mm-8mm.
4. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 3, it is characterised in that: the busbar (6)
With a thickness of 0.35mm, the width of the busbar (6) is 6mm.
5. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 1, it is characterised in that: the foreboard (1) and
Back plate (5) is the super white patterned saturating tempered glass of height.
6. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 1-5, it is characterised in that: before described
Plate (1) and back plate (5) with a thickness of 1.6mm-3.2mm.
7. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 6, it is characterised in that: the welding (32)
With a thickness of 0.23mm.
8. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 7, it is characterised in that: back plate (5) bottom
Portion offers several for installing the mounting hole (8) of terminal box (7).
9. the two-sided double glass solar photovoltaic assemblies of one kind according to claim 5, it is characterised in that: the super white patterned height
The light transmittance of saturating tempered glass is 93.5% or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742256.XU CN209374463U (en) | 2018-10-26 | 2018-10-26 | Two-sided double glass solar photovoltaic assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742256.XU CN209374463U (en) | 2018-10-26 | 2018-10-26 | Two-sided double glass solar photovoltaic assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209374463U true CN209374463U (en) | 2019-09-10 |
Family
ID=67839129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821742256.XU Expired - Fee Related CN209374463U (en) | 2018-10-26 | 2018-10-26 | Two-sided double glass solar photovoltaic assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209374463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564514A (en) * | 2020-04-29 | 2020-08-21 | 晋能清洁能源科技股份公司 | Double-layer combined double-sided assembly for P/N type battery piece |
-
2018
- 2018-10-26 CN CN201821742256.XU patent/CN209374463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564514A (en) * | 2020-04-29 | 2020-08-21 | 晋能清洁能源科技股份公司 | Double-layer combined double-sided assembly for P/N type battery piece |
| CN111564514B (en) * | 2020-04-29 | 2022-09-06 | 晋能清洁能源科技股份公司 | Double-layer combined double-sided assembly for P/N type battery piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20201026 |