CN218447933U - CIGS solar cell module dot matrix structure - Google Patents
CIGS solar cell module dot matrix structure Download PDFInfo
- Publication number
- CN218447933U CN218447933U CN202220413824.1U CN202220413824U CN218447933U CN 218447933 U CN218447933 U CN 218447933U CN 202220413824 U CN202220413824 U CN 202220413824U CN 218447933 U CN218447933 U CN 218447933U
- Authority
- CN
- China
- Prior art keywords
- edge
- cigs
- solar cell
- cell module
- power generation
- 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.)
- Active
Links
Images
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a CIGS solar cell module dot matrix structure, which comprises a plurality of cell modules with the same size, wherein the cell modules are separated by high-temperature cloth, and the distance between the adjacent cell modules is 1mm; the battery pack is cut by the CIGS subassembly of standard and is formed, optimizes the selection through the parameter to each part of battery pack, makes this small-size battery pack make up wantonly as required and forms the point array, the utility model discloses especially, be fit for being applied to special-shaped structure and small region photovoltaic power generation system.
Description
Technical Field
The utility model relates to a solar cell field, in particular to CIGS solar module dot matrix structure.
Background
In the prior art, the size of a standard module of a CIGS solar cell (a solar cell with a film formed by copper, indium, gallium and selenium alloy as a light absorption layer) is 1190 multiplied by 789.5, and the CIGS solar cell is generally applied to the fields of large photovoltaic power stations, roof off-line, grid-connected photovoltaic system power generation and the like, but cannot be applied to a special-shaped structure or a small-area photovoltaic power generation system.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a CIGS solar module dot matrix structure is fit for being applied to special-shaped structure and small region photovoltaic power generation system.
In order to solve the technical problem, the CIGS solar cell module dot matrix structure provided by the utility model comprises a plurality of cell modules with the same size, wherein the cell modules are separated by high temperature cloth, and the distance between the adjacent cell modules is 1mm;
the battery assembly includes:
a CIGS chip formed in a 263.3 × 297.5mm rectangular shape including a power generation region and a clear edge region circumferentially surrounding the power generation region; a Mo-remaining clear edge is arranged at the junction of the clear edge area and the power generation area, the width of the Mo-remaining clear edge in the long edge direction is 3-4mm, and the width of the Mo-remaining clear edge in the short edge direction is 0.3-0.7mm; the power generation area comprises a plurality of sub-battery areas with equal width; the edge cleaning area is provided with two through holes in the short edge direction for leading out electrodes;
the bus bar is attached to the long side direction of the edge cleaning area, and the distance between the bus bar and the power generation area is 0.5-1.5mm;
the copper-tin strip is attached to the short side direction of the edge cleaning area, provided with the through hole, and attached between the through hole and the bus bar, and the copper-tin strip is connected with the bus bar;
the drainage strip is attached to the surface of the copper-tin belt through a conductive adhesive tape;
and the insulating tape is attached to the surfaces of the drainage bar and the bus bar so as to cover the drainage bar and the bus bar.
Preferably, the battery module further includes:
the front plate glass covers the area where the CIGS chip is located;
the butyl tape is attached to the surface of the butyl tape along the edge of the front plate glass, and the distance between the butyl tape and the edge of the front plate glass is 3-4mm;
EVA (ethylene-vinyl acetate copolymer) rete, attached in the surface of front bezel glass, the EVA rete is located the butyl tape encloses the region that forms, EVA with the distance between the butyl tape is 2-3mm.
Preferably, the diameter of the through hole is 4.2mm, the through hole is at least 9mm from the edge of the short side direction of the CIGS chip, and the through hole is at least 2mm from the edge of the short side of the power generation region.
Preferably, the through hole is 10.2mm from the edge of the short side direction of the CIGS chip.
Preferably, the cu-sn ribbon is 10.5mm from the edge of the CIGS chip in the short side direction.
Preferably, the width of the insulating tape is 10mm.
Preferably, the insulating tape is spaced from the edge of the CIGS chip in the long side direction by more than 7mm.
Preferably, the butyl tape is 3-4mm away from the edges of the CIGS chip in the long side direction and the short side direction.
Preferably, the size of the EVA film layer is 237.3 × 271.5mm.
The utility model discloses a cut the CIGS subassembly of standard and form a plurality of small-size battery pack to optimize the selection through the parameter to each part of battery pack, make this small-size battery pack make up as required wantonly and form the point array, the utility model discloses especially, be fit for being applied to special-shaped structure and small region photovoltaic power generation system.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the present invention are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an embodiment of a CIGS solar cell module lattice structure according to the present invention;
fig. 2 is an exploded view of a CIGS solar cell module according to an embodiment of the lattice structure of the present invention;
in the figure, 1-battery pack; 2-a CIGS chip; 3-a bus bar; 4-copper-tin tape; 5, drainage strips; 6-insulating tape; 7-front plate glass; 8-butyl tape; 9-EVA film layer; 21-a power generation area; 22-a trimming area; 23-flow Mo edge cleaning; 24-through holes.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments, but not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, a CIGS solar cell module dot matrix structure according to the present invention is shown, which includes a plurality of cell modules with the same size, the cell modules are separated by high temperature cloth, and the distance between adjacent cell modules is 1mm;
the battery pack includes:
a CIGS chip formed in a 263.3 × 297.5mm rectangular shape and including a power generation region and a trimming region circumferentially surrounding the power generation region; a Mo-remaining clear edge is arranged at the junction of the clear edge area and the power generation area, the width of the Mo-remaining clear edge in the long edge direction is 3-4mm, and the width of the Mo-remaining clear edge in the short edge direction is 0.3-0.7mm; the power generation area comprises a plurality of sub-battery areas with equal width; the edge cleaning area is provided with two through holes in the short edge direction for leading out electrodes;
the bus bar is attached to the long side direction of the edge cleaning area, and the distance between the bus bar and the power generation area is 0.5-1.5mm;
the copper-tin strip is attached to the short side direction of the edge cleaning area, provided with the through hole, and attached between the through hole and the bus bar, and the copper-tin strip is connected with the bus bar;
the drainage strip is attached to the surface of the copper-tin belt through a conductive adhesive tape;
and the insulating tape is attached to the surfaces of the drainage bar and the bus bar so as to cover the drainage bar and the bus bar.
In the embodiment of the utility model, a plurality of battery packs with the same shape and size form a dot matrix structure, the number and the combination mode of the battery packs are selected according to specific use requirements, the application place is wider, and the solar photovoltaic power generation system is particularly suitable for being applied to special-shaped structures and small-area photovoltaic power generation systems; meanwhile, as the size of the battery pack is reduced, various parameters of the battery pack need to be strictly adjusted so as to meet the use requirement; the smaller the distance between two adjacent battery components is, the larger the effective power generation area of the battery components is, and in the embodiment of the utility model, the distance between two adjacent battery components is usually set to be 1mm; the CIGS chip in the embodiment of the present invention is formed by cutting the standard module, and in order to reduce the cost to the maximum and utilize the standard module to the maximum, the size of the CIGS is determined to be 263.3 × 297.5mm rectangular, that is, one standard module can be cut into 12 CIGS chips used by the present invention; after cutting, carrying out processes of edge cleaning, confluence, edge sealing and the like on the CIGS to form a battery assembly; after the edge cleaning process, forming an edge cleaning area at the edge of the CIGS chip for attaching a bus bar, a drainage bar and other lines for current circulation; meanwhile, before the bus bar is attached, a Mo-remaining clear edge needs to be formed on the CIGS chip for attaching the bus bar, and the common method is to remove the sub-cell region on the outermost side of the light emitting region to form the Mo-remaining clear edge; finally, it is necessary to attach a bonding tape to the surfaces of the bus bar and the current guiding bar to prevent current leakage.
In a specific embodiment, the size of the electrode lead-out through hole matching the CIGS chip is preferably 4.2mm, which is at least 9mm from the edge of the CIGS chip in the short side direction and at least 2mm from the edge of the short side of the power generation region. Preferably, the via holes are 10.2mm from the edge of the CIGS chip in the short side direction.
In a specific embodiment, the distance between the copper-tin strip and the edge of the short side direction of the CIGS chip is 10.5mm; the width of the insulating tape is 10mm; the insulating tape is more than 7mm away from the edge of the CIGS chip in the long side direction.
In a specific embodiment, the battery assembly further comprises:
the front plate glass covers the area where the CIGS chip is located;
the butyl tape is attached to the surface of the butyl tape along the edge of the front plate glass, and the distance between the butyl tape and the edge of the front plate glass is 3-4mm; the distance between the butyl adhesive tape and the edges of the CIGS chip in the long side direction and the short side direction is 3-4mm;
the EVA film layer is attached to the surface of the front plate glass, the EVA film layer is positioned in an area surrounded by the butyl adhesive tape, and the distance between the EVA and the butyl adhesive tape is 2-3mm; the size of the EVA film layer is 237.3 multiplied by 271.5mm.
To sum up, the utility model discloses a CIGS subassembly with the standard cuts and forms a plurality of small-size battery pack to carry out the optimal selection through the parameter to each part of battery pack, make this small-size battery pack make up as required wantonly and form the point array, the utility model discloses especially, be fit for being applied to special-shaped structure and small region photovoltaic power generation system.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A CIGS solar cell module dot matrix structure is characterized by comprising a plurality of cell modules with the same size, wherein the cell modules are separated by high-temperature cloth, and the distance between every two adjacent cell modules is 1mm;
the battery assembly includes:
a CIGS chip formed in a 263.3 × 297.5mm rectangular shape including a power generation region and a clear edge region circumferentially surrounding the power generation region; a Mo-remaining clear edge is arranged at the junction of the clear edge area and the power generation area, the width of the Mo-remaining clear edge in the long edge direction is 3-4mm, and the width of the Mo-remaining clear edge in the short edge direction is 0.3-0.7mm; the power generation area comprises a plurality of sub-battery areas with equal width; the edge cleaning area is provided with two through holes in the short edge direction for leading out electrodes;
the bus bar is attached to the long side direction of the edge cleaning area, and the distance between the bus bar and the power generation area is 0.5-1.5mm;
the copper-tin strip is attached to the short side direction of the edge cleaning area, provided with the through hole, and attached between the through hole and the bus bar, and is connected with the bus bar;
the drainage strip is attached to the surface of the copper-tin belt through a conductive adhesive tape;
and the insulating tape is attached to the surfaces of the drainage bar and the bus bar so as to cover the drainage bar and the bus bar.
2. The CIGS solar cell module lattice structure of claim 1, wherein the cell module further comprises:
the front plate glass covers the area where the CIGS chip is located;
the butyl tape is attached to the surface of the butyl tape along the edge of the front plate glass, and the distance between the butyl tape and the edge of the front plate glass is 3-4mm;
the EVA rete, attached in the front bezel glass's surface, the EVA rete is located the butyl sticky tape encloses establishes the region that forms, EVA with distance between the butyl sticky tape is 2-3mm.
3. The CIGS solar cell module lattice structure of claim 1, wherein the through holes have a diameter of 4.2mm, are spaced at least 9mm from the short side edges of the CIGS chip, and are spaced at least 2mm from the short side edges of the power generation region.
4. The CIGS solar cell module lattice structure of claim 3, wherein said via hole is spaced 10.2mm from the edge of said CIGS chip in the short side direction.
5. The CIGS solar cell module lattice structure of claim 1, wherein the cu-sn strip is spaced 10.5mm from the short side edges of the CIGS chip.
6. The CIGS solar cell module lattice structure of claim 1, wherein the insulating tape has a width of 10mm.
7. The CIGS solar cell module lattice structure of claim 6, wherein the insulating tape is spaced more than 7mm from the long-side edges of the CIGS chip.
8. The CIGS solar cell module lattice structure as claimed in claim 2, wherein the butyl tape is spaced from the edges of the CIGS chip in both the long and short directions by 3 to 4mm.
9. The CIGS solar cell module lattice structure of claim 2, wherein the EVA film layer has dimensions of 237.3 x 271.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220413824.1U CN218447933U (en) | 2022-02-28 | 2022-02-28 | CIGS solar cell module dot matrix structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220413824.1U CN218447933U (en) | 2022-02-28 | 2022-02-28 | CIGS solar cell module dot matrix structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218447933U true CN218447933U (en) | 2023-02-03 |
Family
ID=85079895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220413824.1U Active CN218447933U (en) | 2022-02-28 | 2022-02-28 | CIGS solar cell module dot matrix structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218447933U (en) |
-
2022
- 2022-02-28 CN CN202220413824.1U patent/CN218447933U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11804557B2 (en) | Solar panel | |
| US10593820B2 (en) | Solar cell module and method for manufacturing same | |
| EP1928027B1 (en) | Solar cell module | |
| JP2837296B2 (en) | Solar cell | |
| EP3127168B1 (en) | Photovoltaic module with bypass diodes | |
| CN204538036U (en) | Solar panel, solar cell, solar cell panel assembly and solar battery apparatus | |
| US20010023702A1 (en) | Solar cell module and method of producing the same | |
| US4914044A (en) | Method of making tandem solar cell module | |
| US20100263705A1 (en) | Solar cell, solar cell module, and the method of manufacturing the solar cell | |
| US20180366606A1 (en) | Solar cell module | |
| CN218160412U (en) | Prevent sheltering from photovoltaic cell subassembly | |
| US20050133086A1 (en) | Solar cell module with conductor member and with bypass diode arranged on condcutor member, and method of producing same | |
| CN107611183B (en) | Cell, cell matrix, solar cell and preparation method of cell | |
| CN218447933U (en) | CIGS solar cell module dot matrix structure | |
| CN109037364B (en) | Double-sided direct-connection solar cell module with segmented through holes and preparation method | |
| CN212257422U (en) | High-efficiency heterojunction photovoltaic module | |
| CN107579122B (en) | Cell, cell matrix, solar cell and preparation method of cell | |
| CN107564974B (en) | Cell, cell matrix, solar cell and preparation method of cell | |
| CN214043690U (en) | Photovoltaic module | |
| CN209804669U (en) | through-hole double-sided direct-connection solar cell module | |
| CN209804686U (en) | burst through-hole single face directly links solar module | |
| CN111816724B (en) | Photovoltaic module, back plate of photovoltaic module and manufacturing method of photovoltaic module | |
| CN113871495A (en) | Heterojunction battery piece, processing method thereof and battery assembly | |
| KR20210149378A (en) | Silicon-Based Window-Type Semi Transparent Flexible Solar Cell Module And Manufacturing Method Of Solar Cell Module | |
| CN110931589A (en) | Solar cell, cell string and solar cell module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |