CN208284484U - A kind of CIGS photovoltaic imbrication component - Google Patents
A kind of CIGS photovoltaic imbrication component Download PDFInfo
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- CN208284484U CN208284484U CN201820797127.4U CN201820797127U CN208284484U CN 208284484 U CN208284484 U CN 208284484U CN 201820797127 U CN201820797127 U CN 201820797127U CN 208284484 U CN208284484 U CN 208284484U
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- layer
- cigs
- imbrication component
- cell piece
- cigs photovoltaic
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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 CIGS photovoltaic imbrication component, successively it is made of preceding film layer, the first cross-linked layer, battery module, the second cross-linked layer and backboard on longitudinal direction；Wherein, the battery module is made of one or more concatenated battery strings, and each battery strings are sequentially connected in series by multiple cell pieces and are formed, the edge of each cell piece has lamination, the width of lamination is 3~4mm, and conductive tape is arranged in stacked, and adjacent cell piece is connected by conductive tape；Adjacent cell string passes through confluence welding connection.The utility model CIGS photovoltaic imbrication component can effectively improve the utilization rate of solar battery spatial area, and the connection type of monolithic greatly improves the installation effectiveness of component；Each cell piece used by the utility model CIGS photovoltaic imbrication component is flexible simultaneously, and light weight, rollable folding can carry out the production of various sizes component, be adapted to the application of various complex scenes.
Description
Technical field
The utility model relates to a kind of CIGS photovoltaic imbrication components, belong to technical field of photovoltaic power generation.
Background technique
The size of traditional single photovoltaic cell piece is larger, using the photovoltaic module of this photovoltaic cell series system
The power loss of collected current Density inhomogeneity, photoelectric conversion is larger.Photovoltaic imbrication component is a kind of novel component design side
Case, it is intended to make the more battery monomers of arrangement in limited area, improve the utilization rate of spatial area.
Utility model content
Purpose of utility model: the technical problem to be solved by the utility model is to provide a kind of CIGS photovoltaic imbrication component,
The imbrication component can effectively improve the utilization rate of solar battery spatial area, and the connection type of monolithic greatly improves
The installation effectiveness of component.
Utility model content: in order to solve the above technical problems, technological means used by the utility model are as follows:
A kind of CIGS photovoltaic imbrication component, successively by preceding film layer, the first cross-linked layer, battery module, the second crosslinking on longitudinal direction
Layer and backboard composition；Wherein, the battery module is made of one or more concatenated battery strings, and each battery strings are by multiple electricity
Pond piece is sequentially connected in series composition, and the edge of each cell piece has lamination, and the width of lamination is 3~4mm, and conductive tape setting is folded
In layer, adjacent cell piece is connected by conductive tape；Adjacent cell string passes through confluence welding connection.
Wherein, the battery module further includes positive and negative anodes flow guide bar.
Wherein, the cell piece is CIGS cell piece；The CIGS cell piece is by back electrode, CIGS light absorbing layer, buffering
Layer, Window layer and preceding electrode composition.
Wherein, antireflective film is additionally provided between the Window layer and preceding electrode.
Wherein, the back electrode is metal Mo layers, and square resistance is 0.32 Ω；Buffer layer is In2Se3Layer；Window layer is
Native oxide zinc layers；Preceding electrode is the ZnO film of A1 doping.
Wherein, the antireflective film is two-layer compound antireflective film.
Wherein, the preceding film layer is high saturating cephacoria, with a thickness of 50~300 μm.
Wherein, first cross-linked layer and the second cross-linked layer are EVA adhesive film layer, and glue surface connects with battery module,
It is with a thickness of 100~600 μm.
Compared with the prior art, technical solutions of the utility model have the beneficial effect that
The utility model CIGS photovoltaic imbrication component can effectively improve the utilization rate of solar battery spatial area, and
The connection type of monolithic greatly improves the installation effectiveness of component；The utility model CIGS photovoltaic imbrication component is used simultaneously
Each cell piece be flexible, light weight, rollable folding can carry out the production of various sizes component, be adapted to
The application of various complex scenes.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model CIGS photovoltaic imbrication component；
Fig. 2 is the cross-sectional view of the utility model CIGS cell piece；
Fig. 3 is the connection schematic diagram of the utility model adjacent cell piece；
Fig. 4 is the structural schematic diagram of 4 × 1 imbrication component of the utility model；
Fig. 5 is the structural schematic diagram of 8 × 4 imbrication component of the utility model.
Specific embodiment
Technical solutions of the utility model are described further in the following with reference to the drawings and specific embodiments.
As shown in Figures 1 to 3, the utility model CIGS photovoltaic imbrication component, it is longitudinal on by sequentially connected preceding film layer 1, the
One cross-linked layer 2, battery module 3, the second cross-linked layer 8 and backboard 4 form；Wherein, battery module 3 is by one or more concatenated electricity
7 composition of pond string, each battery strings 7 are sequentially connected in series by multiple cell pieces 9 (imbrication monolithic) and are formed, the edge tool of each cell piece 9
There is lamination 17, the width of lamination 17 is 3~4mm, and conductive tape 18 is arranged in lamination 17, and adjacent cell piece 9 passes through conducting resinl
Band 18 connects, and adjacent cell string 7 connects the anode of a battery strings 7, one end by confluence welding connection, confluence welding one end
The cathode for next battery strings of connecting.Conductive tape 18 is located between 9 overlap-add region of cell piece 9 and cell piece, viscous using tiling
The mode connect is attached.
Cell piece 9 is CIGS cell piece, and CIGS cell piece is along longitudinal direction from bottom to top successively are as follows: back electrode 10, CIGS light are inhaled
Receive layer 11, buffer layer 12, Window layer 13, antireflective film 14 and preceding electrode 16.Wherein, back electrode 10 is metal Mo layers, with a thickness of
100nm, square resistance are 0.32 Ω；CIGS light absorbing layer 11 is prepared using magnetically controlled sputter method, and splash-proofing sputtering process parameter is as follows:
Sputtering power is 100W, and sputtering pressure 0.2Pa, underlayer temperature is 380 DEG C, sedimentation time 2h.Film thickness is 1.5nm,
It is made of following chemical constituent: Cu24.5at%, In19at%, Ga5.5at%, Se51at%；Buffer layer 12 equally uses
Sputtering technology preparation, main component In2Se3, it is 80W, sputtering pressure 0.5Pa, sedimentation time 50s, deposition that valve, which penetrates power,
Temperature is 200 DEG C；Electrode 16 before being grown using native oxide zinc layers 13 (i-ZnO layers) as Window layer, native oxide zinc layers 13
Thickness is in 50nm or so；Preceding electrode 16 is the ZnO film of A1 doping, is sputtered in pure argon environment, sputtering power 100W, is served as a contrast
Bottom temperature is 200~250 DEG C, sputtering pressure 0.2Pa, sputtering time 1h；Antireflective film 14 is two-layer compound antireflective film.Bilayer is multiple
Antireflective film is closed by upper layer SiO2Composite membrane and lower layer SiO2Composite membrane composition；Upper layer SiO2Composite membrane by following parts by weight group
Point: 40~50 parts of ethyl orthosilicates, 10~15 parts of hydrochloric acid, 2~3 parts of magnesium fluorides, 20~30 parts of ethyl alcohol, 10~15 parts of biphosphates
Aluminium, 5~6 parts of dispersing agents, 3~4 parts of polyphosphoric acids, 1~2 part of dodecyl sodium sulfate and 0.5~1 part of cellulose acetate are made
SiO2Colloidal sol I, lower layer SiO2Composite membrane by following parts by weight component: 40~50 parts of ethyl orthosilicates, 10~15 parts of ammonium hydroxide,
10~15 parts of organic alcohol amines, 6~8 parts of sodium citrates, 5~6 parts of dispersing agents, 3~4 parts of fatty alcohol carboxylic acid esters, 1~2 part of dodecane
SiO is made in base sodium sulfonate and 0.5~1 part of cellulose acetate2Colloidal sol II；It, will in the environment of relative humidity conditions < 50%
SiO is immersed by pretreated substrate2In colloidal sol I, using dip-coating method in substrate plated film, wherein pull rate is
80mm/min；The substrate of plated film is stood into 10min after lifting, then substrate is immersed into SiO2In colloidal sol II, mentioned using 40mm/min
Pulling rate degree, which carries out plated film, can be obtained two-layer compound antireflective film, by antireflective film through conductive glue in Window layer, while
Corresponding telegraph circuit is etched on antireflective film.The two-layer compound antireflective film is high in 400~800nm range iuuminting rate, 400~
In 800nm spectral region mean transmissivity be greater than 99.9%, than (in Window layer) do not have plated film when light transmittance increase 10% with
On, to increase effectively solar panel to the utilization rate of sunlight, while mechanical performance and weatherability are good, there is length
Service life.
Preceding film layer 1 is high saturating cephacoria, and with a thickness of 50~300 μm, preceding film layer is high transparency, plays insulation and protective performance；
First cross-linked layer 2 and the second cross-linked layer 8 are POE adhesive film, and EVA adhesive film layer has the function of sealing, insulation and waterproof, glue
Face connects with battery module 3, and with a thickness of 100-600 μm, the first cross-linked layer 2 and the second cross-linked layer 8 are set to battery module 3
Upper and lower surface, preceding film layer 1 and backboard 4 be separately positioned on the outside of the first cross-linked layer 2 and the second cross-linked layer 8, and backboard 4, which has, to be held
Carry the function of battery module 3 and insulating protection.
As shown in figure 4, the CIGS photovoltaic imbrication component battery module is made of a battery strings 7, battery strings 7 are folded by 4
Watt monolithic 9 is concatenated using conductive tape 18；Battery module 3 further includes the positive and negative anodes flow guide bar 19 as electrode tip.
As shown in figure 5, the CIGS photovoltaic imbrication component battery module is made of four concatenated battery strings 7, four batteries
String 7 is together in series by conductive tape 18, and each battery strings 7 are concatenated by 8 imbrication monolithics 9 using conductive tape 18；Electricity
Pond module 3 further includes the positive and negative anodes flow guide bar 19 as electrode tip.
Claims (8)
1. a kind of CIGS photovoltaic imbrication component, it is characterised in that: on longitudinal direction successively by preceding film layer, the first cross-linked layer, battery module,
Second cross-linked layer and backboard composition；Wherein, the battery module is made of one or more concatenated battery strings, each battery strings
It is sequentially connected in series and is formed by multiple cell pieces, the edge of each cell piece has lamination, and the width of lamination is 3~4mm, conductive tape
In stacked, adjacent cell piece is connected by conductive tape for setting；Adjacent cell string passes through confluence welding connection.
2. CIGS photovoltaic imbrication component according to claim 1, it is characterised in that: the battery module further includes positive and negative anodes
Flow guide bar.
3. CIGS photovoltaic imbrication component according to claim 1, it is characterised in that: the cell piece is CIGS cell piece；
The CIGS cell piece is made of back electrode, CIGS light absorbing layer, buffer layer, Window layer and preceding electrode.
4. CIGS photovoltaic imbrication component according to claim 3, it is characterised in that: between the Window layer and preceding electrode also
Equipped with antireflective film.
5. CIGS photovoltaic imbrication component according to claim 3, it is characterised in that: the back electrode is metal Mo layers,
Square resistance is 0.32 Ω；Buffer layer is In2Se3Layer；Window layer is native oxide zinc layers；Preceding electrode is that the ZnO of A1 doping is thin
Film.
6. CIGS photovoltaic imbrication component according to claim 4, it is characterised in that: the antireflective film is two-layer compound anti-reflection
Film.
7. CIGS photovoltaic imbrication component according to claim 1, it is characterised in that: the preceding film layer is high saturating cephacoria, thick
Degree is 50~300 μm.
8. CIGS photovoltaic imbrication component according to claim 1, it is characterised in that: first cross-linked layer and the second crosslinking
Layer is EVA adhesive film layer, and glue surface connects with battery module, with a thickness of 100~600 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820797127.4U CN208284484U (en) | 2018-05-24 | 2018-05-24 | A kind of CIGS photovoltaic imbrication component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820797127.4U CN208284484U (en) | 2018-05-24 | 2018-05-24 | A kind of CIGS photovoltaic imbrication component |
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| CN208284484U true CN208284484U (en) | 2018-12-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437762A (en) * | 2019-07-17 | 2019-11-12 | 苏州微邦材料科技有限公司 | A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting |
-
2018
- 2018-05-24 CN CN201820797127.4U patent/CN208284484U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437762A (en) * | 2019-07-17 | 2019-11-12 | 苏州微邦材料科技有限公司 | A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting |
| WO2021008190A1 (en) * | 2019-07-17 | 2021-01-21 | 苏州微邦材料科技有限公司 | Pressure-sensitive conductive adhesive tape and application thereof in photovoltaic cell sheet lamination |
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