CN208797011U - The solar cell module of unified appearance and high reliability - Google Patents
The solar cell module of unified appearance and high reliability Download PDFInfo
- Publication number
- CN208797011U CN208797011U CN201821485660.3U CN201821485660U CN208797011U CN 208797011 U CN208797011 U CN 208797011U CN 201821485660 U CN201821485660 U CN 201821485660U CN 208797011 U CN208797011 U CN 208797011U
- Authority
- CN
- China
- Prior art keywords
- busbar
- area
- electrode
- gate line
- battery strings
- 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
- 238000003491 array Methods 0.000 claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 6
- 238000005520 cutting process Methods 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 12
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 238000010422 painting Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 239000013078 crystal Substances 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 11
- 230000035807 sensation Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 241001455226 Sauria Species 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a kind of unified appearance and high reliability solar cell module, it include the monocrystalline stack arrays being arranged between face glass and back side backboard including it, monocrystalline stack arrays include symmetrical two regions: first area and second area, and first area includes the two string right angle battery strings, two string chamfering battery strings and two string right angle battery strings set gradually from top to bottom；It is equipped with the first busbar between the second area and first area to be attached, first area is respectively set busbar with the edge of second area and connects；The second busbar is equipped between two string chamfering battery strings of the first area to be attached, and is equipped with third busbar between two string chamfering battery strings of the second area and is attached.The utility model simplifies the processes such as printing, test, the slice of single crystal battery piece, and realizes the compatibility of chamfering and non-chamfering cell piece after single crystal battery piece slice, while reducing component long-term reliability risk.
Description
Technical field
The utility model relates to solar cell module technical field more particularly to a kind of unified appearance and high reliability
Solar cell module.
Background technique
With the extensive use of solar energy, solar energy photovoltaic panel industry also flourishes, and traditional solar panel exists
When production, due to the characteristic of battery chip architecture, be required to for muti-piece cell piece and welding to be welded into battery strings, then by battery strings and
Other components are assembled into one.Due to being provided with welding on every cell piece, the illuminating area of cell piece is greatly reduced, from
And reduce effective generating area；Furthermore in battery strings made of concatenation, there is also spacing between cell piece and cell piece,
Equally reduce illuminating area or generating area；Two above reason causes the generating efficiency of cell piece low.
Cell piece full wafer is sliced, after slice by the technology that stacked wafer moudle is interconnected using another cell piece
The lower section for being placed on another cell piece second for the one of cell piece first, so that the main gate line of first positive main grid line electrode and the second back side
Electrode overlaps, and forms physical connection and conductive connection using materials such as conducting resinl, welding or tin creams between two electrodes.
The positive back side main gate line of cell piece design suitable for imbrication technique is dislocatedly distributed, conventional imbrication cell piece
Front electrode is amesiality, and rear electrode is biased to the other side, and integral battery piece is in asymmetric design, prints and is sliced to cell piece
Process has direction requirement, makes troubles to corresponding process operations.
Small pieces are right angle piece after polycrystalline cell piece slice, and small pieces weld after bunchiness according to certain circuit configuration into component,
There are edge chamfer piece and two kinds of right angle piece, chamfering piece and right angle pieces need to individually be distributed into component, group after single crystal battery piece slice
Part appearance and the distribution of product power all have differences.
The technological design that current imbrication uses is that cell piece forms basic displacement junior unit by imbrication, is different from routine
Component when crack or sliver occur in imbrication battery strings, can bring whole string cell piece power loss.Increase the application end of imbrication component
The risk of depleted power maintains biggish uncertain risk to the power of long-term outdoor application；What is generallyd use at present is
Among battery strings plus busbar, segmentation string length reduce risk.
Utility model content
Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of unified appearance and the solar-electricities of high reliability
Pond component solves the problems, such as the inconvenient of the processes such as the positive rear surface pattern asymmetric problem bring printing of cell piece, test, slice, and
Chamfering and non-chamfering compatibility issue after single crystal battery piece is sliced are solved, while reducing component long-term reliability risk.
Purpose of the utility model is realized as follows:
The solar cell module of a kind of unified appearance and high reliability, it includes being arranged in face glass and back side backboard
Between monocrystalline stack arrays, monocrystalline stack arrays include symmetrical two regions, i.e., first area and be arranged first
The second area of region side, first area include the two string right angle battery strings set gradually from top to bottom, two string chamfering batteries
String and two string right angle battery strings, i.e., two string chamfering battery strings are between upper and lower two strings right angle battery strings；The second area and
It is equipped with the first busbar between one region to be attached, and is symmetrical arranged, the edge of first area and second area is set respectively
Busbar is set to be connected in parallel right angle battery strings and chamfering battery strings；Between two string chamfering battery strings of the first area
It is attached equipped with the second busbar, is equipped with third busbar between two string chamfering battery strings of the second area and is connected
It connects, is provided with the 4th busbar between second busbar and third busbar, in the monocrystalline lamination battle array on component backboard
The both ends in the two string chamfering battery strings middle positions up and down of column are respectively equipped with punching, and one end of second busbar, third are converged
One end of stream article and the both ends of the 4th busbar are drawn in the position of backboard punching respectively；Second busbar and first area
The busbar at edge connects, and the third busbar is connect with the busbar at second area edge, the 4th busbar and the
One busbar is attached；
Right angle battery strings are formed by several right angle welding of battery film, chamfering battery strings by several chamfering welding of battery film and
At, right angle cell piece and chamfering cell piece are cut by monocrystalline imbrication cell piece, the every monocrystalline imbrication cell piece according to
The cutting of all six equal parts is equipped with five cut-off rules, and monocrystalline imbrication cell piece front is equipped with six roots of sensation main gate line, including the first master
Grid line, the second main gate line, third main gate line, the 4th main gate line, the 5th main gate line and the 6th main gate line, first main gate line and
Second main gate line is arranged in first cut-off rule two sides back-to-back；The third main gate line and the 4th main gate line are arranged in back-to-back
Article 3 cut-off rule two sides；5th main gate line and the 6th main gate line are arranged in Article 5 cut-off rule two sides back-to-back；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode, second electrode, third electrode, the 4th electricity
Pole, the 5th electrode and the 6th electrode, the first electrode and the 6th electrode are separately positioned on the two of the monocrystalline imbrication cell piece back side
Side edge, the second electrode and third electrode are arranged in Article 2 cut-off rule two sides back-to-back；4th electrode and the 5th
Electrode is arranged in Article 4 cut-off rule two sides back-to-back；
The both ends of the module backside are equipped with Split type connecting box.
The solar cell module of a kind of unified appearance and high reliability, the back side both ends point of the cell piece after each cutting
Electrode interconnection point is not reserved in middle position, passes through conductive tape, painting tin copper strips or other conduction materials between the interconnection point
Material is interconnected.
The cell piece quantity of the solar cell module of a kind of unified appearance and high reliability, every string battery strings interconnection is
N, every string cell piece quantity subtract 2 as M, 1≤N≤M.
The preparation method of a kind of unified appearance and the solar cell module of high reliability, every string battery strings are every 6 small pieces
Carry out cell piece interconnection.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model realizes that the positive rear surface pattern of full wafer cell piece is symmetrical, simultaneously by cell piece halftone graphic designs
Cell piece meets imbrication process requirements after guaranteeing slice, simplifies cell piece printing, test and slicing process.
(2) the utility model is designed by cell piece rear electrode, increases interconnection point, lifting assembly end reliability.
(3) the utility model realizes chamfering cell piece and right angle electricity after single crystal battery piece slice by component edition type design
The perfection of pond piece is compatible, is encapsulated in both battery strings in one component, realizes the unification and beauty of subassembly product appearance.
Detailed description of the invention
Fig. 1 is the utility model monocrystalline imbrication cell piece front gate line arrangement schematic diagram.
Fig. 2 is the utility model monocrystalline imbrication cell piece rear electrode arrangement schematic diagram.
Fig. 3 is the cutting schematic diagram of the utility model monocrystalline imbrication cell piece.
Fig. 4 is the structural schematic diagram of the utility model right angle cell piece.
Fig. 5 is the structural schematic diagram of the utility model chamfering cell piece.
Fig. 6 is the structural schematic diagram of the utility model right angle battery strings.
Fig. 7 is the structural schematic diagram of the utility model chamfering battery strings.
Fig. 8 is the structural schematic diagram of the utility model single-orifice type edge welding band.
Fig. 9 is the structural schematic diagram of the utility model diapsid edge welding band.
Figure 10 is the structural schematic diagram of the long pass edge welding band of the utility model.
Figure 11 is the version type stacked graph of the utility model.
Figure 12 is the structure schematic diagram of the utility model.
Wherein:
First main gate line 1.1, the second main gate line 1.2, third main gate line 1.3, the 4th main gate line 1.4, the 5th main gate line
1.5, the 6th main gate line 1.6, first electrode 2.1, second electrode 2.2, third electrode 2.3, the 4th electrode 2.4, the 5th electrode
2.5, the 6th electrode 2.6, right angle cell piece 3, chamfering cell piece 4, first area 5, second area 6, third region 7, the 4th area
Domain 8, the first busbar 9, the second busbar 10, third busbar 11, the 4th busbar 12, interconnection point 13.
Specific embodiment
Embodiment 1:
Referring to Fig. 1-Figure 12, the utility model relates to a kind of unified appearance and high reliability solar cell module,
It includes the monocrystalline stack arrays being arranged between face glass and back side backboard, and monocrystalline stack arrays include symmetrical two
A region, i.e. first area 5 and the second area 6 that 5 side of first area is arranged in, first area 5 include from top to bottom successively
Two string right angle battery strings, two string chamfering battery strings and the two string right angle battery strings being arranged, i.e., two string chamfering battery strings are upper and lower two
Between string right angle battery strings；It is equipped with the first busbar 7 between the second area 6 and first area 5 to be attached, and symmetrical
The edge of setting, first area 5 and second area 6 is respectively set busbar and right angle battery strings and chamfering battery strings is carried out parallel connection
Connection；The second busbar 8 is equipped between two string chamfering battery strings of the first area 5 to be attached, the second area 6
Third busbar 9 is equipped between two string chamfering battery strings to be attached, and is set between second busbar 8 and third busbar 9
The 4th busbar 10 is equipped with, the two of the two string chamfering battery strings middle positions up and down of the monocrystalline stack arrays on component backboard
End is respectively equipped with punching, the both ends point of one end of second busbar 8, one end of third busbar 9 and the 4th busbar 10
It is not drawn in the position of backboard punching；Second busbar 8 is connect with the busbar at 5 edge of first area, and the third is converged
Stream item 9 is connect with the busbar at 6 edge of second area, and the 4th busbar 10 and the first busbar 7 are attached.
Right angle battery strings are welded by several right angle cell pieces 3, chamfering battery strings welded by several chamfering cell pieces 4 and
Overlapping widths at, adjacent cell piece are 0.5mm, right angle cell piece 3 and chamfering cell piece 4 cut by monocrystalline imbrication cell piece and
At the every monocrystalline imbrication cell piece is equipped with five cut-off rules, monocrystalline imbrication cell piece according to the cutting of all six equal parts
Front is equipped with six roots of sensation main gate line, including the first main gate line 1.1, the second main gate line 1.2, third main gate line 1.3, the 4th main gate line
1.4, the 5th main gate line 1.5 and the 6th main gate line 1.6, first main gate line 1.1 and the second main gate line 1.2 are arranged in back-to-back
First cut-off rule two sides, between the two away from 0.2mm；The third main gate line 1.3 and the 4th main gate line 1.4 are arranged in the back-to-back
Three cut-off rule two sides, between the two away from 0.2mm；5th main gate line 1.5 and the 6th main gate line 1.6 are arranged in the 5th back-to-back
Cut-off rule two sides, between the two away from 0.2mm；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode 2.1, second electrode 2.2, third electrode
2.3, the 4th electrode 2.4, the 5th electrode 2.5 and the 6th electrode 2.6, the first electrode 2.1 and the 6th electrode 2.6 are respectively set
In the both sides of the edge at the monocrystalline imbrication cell piece back side, the second electrode 2.2 and third electrode 2.3 are arranged in Article 2 back-to-back
Cut-off rule two sides, between the two away from 0.2mm；4th electrode 2.4 and the 5th electrode 2.5 are arranged in Article 4 cut-off rule back-to-back
Two sides, between the two away from 0.2mm.
The both ends of the module backside are equipped with Split type connecting box.
Embodiment 2:
Referring to Fig. 1-Figure 12, the utility model relates to a kind of unified appearance and high reliability solar cell module,
It includes the monocrystalline stack arrays being arranged between face glass and back side backboard, and monocrystalline stack arrays include symmetrical two
A region, i.e. first area 5 and the second area 6 that 5 side of first area is arranged in, first area 5 include from top to bottom successively
Two string right angle battery strings, two string chamfering battery strings and the two string right angle battery strings being arranged, i.e., two string chamfering battery strings are upper and lower two
Between string right angle battery strings；It is equipped with the first busbar 7 between the second area 6 and first area 5 to be attached, and symmetrical
The edge of setting, first area 5 and second area 6 is respectively set busbar and right angle battery strings and chamfering battery strings is carried out parallel connection
Connection；The second busbar 8 is equipped between two string chamfering battery strings of the first area 5 to be attached, the second area 6
Third busbar 9 is equipped between two string chamfering battery strings to be attached, and is set between second busbar 8 and third busbar 9
The 4th busbar 10 is equipped with, the two of the two string chamfering battery strings middle positions up and down of the monocrystalline stack arrays on component backboard
End is respectively equipped with punching, the both ends point of one end of second busbar 8, one end of third busbar 9 and the 4th busbar 10
It is not drawn in the position of backboard punching；Second busbar 8 is connect with the busbar at 5 edge of first area, and the third is converged
Stream item 9 is connect with the busbar at 6 edge of second area, and the 4th busbar 10 and the first busbar 7 are attached.
Right angle battery strings are welded by several right angle cell pieces 3, chamfering battery strings welded by several chamfering cell pieces 4 and
Overlapping widths at, adjacent cell piece are 1.0mm, right angle cell piece 3 and chamfering cell piece 4 cut by monocrystalline imbrication cell piece and
At the every monocrystalline imbrication cell piece is equipped with five cut-off rules, monocrystalline imbrication cell piece according to the cutting of all six equal parts
Front is equipped with six roots of sensation main gate line, including the first main gate line 1.1, the second main gate line 1.2, third main gate line 1.3, the 4th main gate line
1.4, the 5th main gate line 1.5 and the 6th main gate line 1.6, first main gate line 1.1 and the second main gate line 1.2 are arranged in back-to-back
First cut-off rule two sides, between the two away from 0.6mm；The third main gate line 1.3 and the 4th main gate line 1.4 are arranged in the back-to-back
Three cut-off rule two sides, between the two away from 0.6mm；5th main gate line 1.5 and the 6th main gate line 1.6 are arranged in the 5th back-to-back
Cut-off rule two sides, between the two away from 0.6mm；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode 2.1, second electrode 2.2, third electrode
2.3, the 4th electrode 2.4, the 5th electrode 2.5 and the 6th electrode 2.6, the first electrode 2.1 and the 6th electrode 2.6 are respectively set
In the both sides of the edge at the monocrystalline imbrication cell piece back side, the second electrode 2.2 and third electrode 2.3 are arranged in Article 2 back-to-back
Cut-off rule two sides, between the two away from 0.6mm；4th electrode 2.4 and the 5th electrode 2.5 are arranged in Article 4 cut-off rule back-to-back
Two sides, between the two away from 0.6mm.
Electrode interconnection point 13, the interconnection point are reserved in middle position respectively in the back side both ends of cell piece after each cutting
Between 13 by conductive tape, apply tin copper strips or other conductive materials and interconnected, in every string battery strings every 10 small pieces into
The interconnection of row cell piece.
The both ends of the module backside are equipped with Split type connecting box.
Embodiment 3:
Referring to Fig. 1-Figure 12, the utility model relates to a kind of unified appearance and high reliability solar cell module,
It includes the monocrystalline stack arrays being arranged between face glass and back side backboard, and monocrystalline stack arrays include symmetrical two
A region, i.e. first area 5 and the second area 6 that 5 side of first area is arranged in, first area 5 include from top to bottom successively
Two string right angle battery strings, two string chamfering battery strings and the two string right angle battery strings being arranged, i.e., two string chamfering battery strings are upper and lower two
Between string right angle battery strings；It is equipped with the first busbar 7 between the second area 6 and first area 5 to be attached, and symmetrical
The edge of setting, first area 5 and second area 6 is respectively set busbar and right angle battery strings and chamfering battery strings is carried out parallel connection
Connection；The second busbar 8 is equipped between two string chamfering battery strings of the first area 5 to be attached, the second area 6
Third busbar 9 is equipped between two string chamfering battery strings to be attached, and is set between second busbar 8 and third busbar 9
The 4th busbar 10 is equipped with, the two of the two string chamfering battery strings middle positions up and down of the monocrystalline stack arrays on component backboard
End is respectively equipped with punching, the both ends point of one end of second busbar 8, one end of third busbar 9 and the 4th busbar 10
It is not drawn in the position of backboard punching；Second busbar 8 is connect with the busbar at 5 edge of first area, and the third is converged
Stream item 9 is connect with the busbar at 6 edge of second area, and the 4th busbar 10 and the first busbar 7 are attached.
Right angle battery strings are welded by several right angle cell pieces 3, chamfering battery strings welded by several chamfering cell pieces 4 and
Overlapping widths at, adjacent cell piece are 2mm, right angle cell piece 3 and chamfering cell piece 4 cut by monocrystalline imbrication cell piece and
At the every monocrystalline imbrication cell piece is equipped with five cut-off rules, monocrystalline imbrication cell piece according to the cutting of all six equal parts
Front is equipped with six roots of sensation main gate line, including the first main gate line 1.1, the second main gate line 1.2, third main gate line 1.3, the 4th main gate line
1.4, the 5th main gate line 1.5 and the 6th main gate line 1.6, first main gate line 1.1 and the second main gate line 1.2 are arranged in back-to-back
First cut-off rule two sides, between the two away from 1mm；The third main gate line 1.3 and the 4th main gate line 1.4 are arranged in third back-to-back
Cut-off rule two sides, between the two away from 1mm；5th main gate line 1.5 and the 6th main gate line 1.6 are arranged in Article 5 point back-to-back
Secant two sides, between the two away from 1mm；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode 2.1, second electrode 2.2, third electrode
2.3, the 4th electrode 2.4, the 5th electrode 2.5 and the 6th electrode 2.6, the first electrode 2.1 and the 6th electrode 2.6 are respectively set
In the both sides of the edge at the monocrystalline imbrication cell piece back side, the second electrode 2.2 and third electrode 2.3 are arranged in Article 2 back-to-back
Cut-off rule two sides, between the two away from 1mm；4th electrode 2.4 and the 5th electrode 2.5 are arranged in Article 4 cut-off rule two back-to-back
Side, between the two away from 1mm.
Electrode interconnection point 13, the interconnection point are reserved in middle position respectively in the back side both ends of cell piece after each cutting
It is interconnected between 13 by conductive tape, painting tin copper strips or other conductive materials, is carried out in every string battery strings every 6 small pieces
Cell piece interconnection.
The both ends of the module backside are equipped with Split type connecting box.
A kind of preparation method of unified appearance and the solar cell module of high reliability, comprising the following steps:
The monocrystalline imbrication cell piece is equipped with five cut-off rules, monocrystalline imbrication cell piece according to the cutting of all six equal parts
Front is equipped with six roots of sensation main gate line, including the first main gate line 1.1, the second main gate line 1.2, third main gate line 1.3, the 4th main gate line
1.4, the 5th main gate line 1.5 and the 6th main gate line 1.6, first main gate line 1.1 and the second main gate line 1.2 are arranged in back-to-back
First cut-off rule two sides, between the two away from 0.2-1mm；The third main gate line 1.3 and the 4th main gate line 1.4 are arranged in back-to-back
Article 3 cut-off rule two sides, between the two away from 0.2-1mm；5th main gate line 1.5 and the 6th main gate line 1.6 are arranged in back-to-back
Article 5 cut-off rule two sides, between the two away from 0.2-1mm；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode 2.1, second electrode 2.2, third electrode
2.3, the 4th electrode 2.4, the 5th electrode 2.5 and the 6th electrode 2.6, the first electrode 2.1 and the 6th electrode 2.6 are respectively set
In the both sides of the edge at the monocrystalline imbrication cell piece back side, the second electrode 2.2 and third electrode 2.3 are arranged in Article 2 back-to-back
Cut-off rule two sides, between the two away from 0.2-1mm；4th electrode 2.4 and the 5th electrode 2.5 are arranged in Article 4 segmentation back-to-back
Line two sides, between the two away from 0.2-1mm；
Therefore the electrode at the positive main gate line of integral battery piece and the back side is symmetric, and simplifies and optimization cell piece prints
Brush, test and slicing process.
S2: being cut to six for cell piece one,
Every single crystal battery piece is cut into six, obtains the chamfering cell piece 4 and intermediate four right angle electricity of the left and right sides
Pond piece 3；Electrode interconnection point 13 is reserved in middle position respectively in the back side both ends of each small pieces.
S3: by welding of battery film at battery strings,
By after cutting right angle cell piece 3 and chamfering cell piece 4 stitch welding is connected into right angle battery strings and chamfering battery respectively
String, the overlapping widths of adjacent cell piece are 0.5-2mm, and battery string length depends on the quantity of cell piece.
S4: by battery strings and edge welding welding bunchiness
Welding stress is reduced using the edge welding band of punch structure, the edge welding band of punch structure includes single-orifice type edge welding
Band, diapsid edge welding band and long pass edge welding band etc., the width of the edge welding band are 5-20mm, the right angle electricity
Bunchiness is welded with punch structure welding respectively in pond string, chamfering battery strings both ends.
S5: battery strings typesetting lamination,
Eight string right angle battery strings and four string chamfering battery strings are formed into a component, including symmetrical two regions,
I.e. first area 5 and the second area 6 that 5 side of first area is arranged in, first area 5 include two set gradually from top to bottom
String right angle battery strings, two string chamfering battery strings and two string right angle battery strings, i.e., two string chamfering battery strings are electric at upper and lower two string right angle
Between the string of pond；It is equipped with the first busbar 7 between the second area 6 and first area 5 to be attached, and is symmetrical arranged, the
One region 5 and the edge of second area 6 are respectively set busbar and are connected in parallel right angle battery strings and chamfering battery strings；Institute
It states and is attached between two string chamfering battery strings of first area 5 equipped with the second busbar 8, two strings of the second area 6 fall
It is equipped with third busbar 9 between the battery strings of angle to be attached, the is provided between second busbar 8 and third busbar 9
Four busbars 10, second busbar 8 are connect with the busbar at 5 edge of first area, the third busbar 9 and the secondth area
The busbar at 6 edge of domain connects, and the 4th busbar 10 and the first busbar 7 are attached.
S6: the rear electrode interconnection point 13 between battery strings is interconnected,
Rear electrode interconnection point 13 between adjacent battery strings and battery strings by conductive tape, apply tin copper strips or its
He interconnects conductive material, and independent every string battery is formed entirety, realize component plateization output, reduce crack or
Independent every string battery is formed entirety by sliver bring power loss risk, and the cell piece quantity of every string battery strings interconnection is
N, every string cell piece quantity subtract 2 as M, 1≤N≤M.
S7: component package process,
The two of the two string chamfering battery strings middle positions up and down of first area 5 and second area 6 on module backside backboard
End is respectively equipped with punching, the both ends point of one end of second busbar 8, one end of third busbar 9 and the 4th busbar 10
It is not drawn in the position of backboard punching.
S8: connection terminal box,
The design of terminal box fission is located at component both ends, convenient for saving length of cable.
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System.Any technical scheme formed by adopting equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (7)
1. the solar cell module of a kind of unified appearance and high reliability, it is characterised in that: it includes being arranged in face glass
Monocrystalline stack arrays between the backboard of the back side, symmetrical two regions of monocrystalline stack arrays first area (5) and are set
The second area (6) in first area (5) side is set, first area (5) and second area include setting gradually from top to bottom
Two string right angle battery strings, two string chamfering battery strings and two string right angle battery strings, i.e., two string chamfering battery strings are straight in upper and lower two string
Between the battery strings of angle；It is equipped with the first busbar (7) between the second area (6) and first area (5) to be attached, the firstth area
Domain (5) and the edge of second area (6) are respectively set busbar and are connected in parallel right angle battery strings and chamfering battery strings；Institute
It states and is attached between two string chamfering battery strings of first area (5) equipped with the second busbar (8), the second area (6)
It is equipped with third busbar (9) between two string chamfering battery strings to be attached, second busbar (8) and third busbar (9)
Between be provided with the 4th busbar (10), on component backboard among the two string chamfering battery strings up and down of the monocrystalline stack arrays
The both ends of position are respectively equipped with punching, one end of second busbar (8), one end of third busbar (9) and the 4th confluence
It is drawn respectively in the position of backboard punching at the both ends of item (10)；The confluence of second busbar (8) and first area (5) edge
Item connection, the third busbar (9) connect with the busbar at second area (6) edge, the 4th busbar (10) and the
One busbar (7) is attached；
Right angle battery strings are welded by several right angle cell pieces (3), chamfering battery strings welded by several chamfering cell pieces (4) and
At right angle cell piece (3) and chamfering cell piece (4) are cut by monocrystalline imbrication cell piece；
The both ends of the module backside are equipped with Split type connecting box.
2. the solar cell module of unified appearance according to claim 1 and high reliability, it is characterised in that: described every
Piece monocrystalline imbrication cell piece is equipped with five cut-off rules according to the cutting of all six equal parts, and monocrystalline imbrication cell piece front is equipped with six
Root main gate line, including the first main gate line (1.1), the second main gate line (1.2), third main gate line (1.3), the 4th main gate line (1.4),
5th main gate line (1.5) and the 6th main gate line (1.6), first main gate line (1.1) and the second main gate line (1.2) back-to-back cloth
It sets first cut-off rule two sides；The third main gate line (1.3) and the 4th main gate line (1.4) are arranged in Article 3 point back-to-back
Secant two sides；5th main gate line (1.5) and the 6th main gate line (1.6) are arranged in Article 5 cut-off rule two sides back-to-back；
The monocrystalline imbrication cell piece back side is equipped with six electrodes, including first electrode (2.1), second electrode (2.2), third electrode
(2.3), the 4th electrode (2.4), the 5th electrode (2.5) and the 6th electrode (2.6), the first electrode (2.1) and the 6th electrode
(2.6) both sides of the edge at the monocrystalline imbrication cell piece back side, the second electrode (2.2) and third electrode (2.3) are separately positioned on
It is arranged in Article 2 cut-off rule two sides back-to-back；4th electrode (2.4) and the 5th electrode (2.5) are arranged in the 4th back-to-back
Cut-off rule two sides.
3. the solar cell module of unified appearance according to claim 2 and high reliability, it is characterised in that: described
Spacing is 0.2-1mm, the third main gate line (1.3) and the 4th main grid between one main gate line (1.1) and the second main gate line (1.2)
Spacing is 0.2-1mm between line (1.4), and spacing is 0.2- between the 5th main gate line (1.5) and the 6th main gate line (1.6)
1mm, spacing is 0.2-1mm, the 4th electrode (2.4) and the 5th between the second electrode (2.2) and third electrode (2.3)
Spacing is 0.2-1mm between electrode (2.5).
4. the solar cell module of unified appearance according to claim 1 and high reliability, it is characterised in that: each cut
The back side both ends of cell piece after cutting are reserved electrode interconnection point (13) in middle position respectively, are passed through between the interconnection point (13)
Conductive tape, painting tin copper strips or other conductive materials are interconnected.
5. the solar cell module of unified appearance according to claim 1 and high reliability, it is characterised in that: the weldering
The overlapping widths for being connected into the adjacent cell piece of battery strings are 0.1mm-3mm.
6. the solar cell module of unified appearance according to claim 3 and high reliability, it is characterised in that: every string
The cell piece quantity of battery strings interconnection is N, and every string cell piece quantity subtracts 2 as M, 1≤N≤M.
7. the solar cell module of unified appearance according to claim 6 and high reliability, it is characterised in that: every string
The cell piece quantity of battery strings interconnection is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485660.3U CN208797011U (en) | 2018-09-12 | 2018-09-12 | The solar cell module of unified appearance and high reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485660.3U CN208797011U (en) | 2018-09-12 | 2018-09-12 | The solar cell module of unified appearance and high reliability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208797011U true CN208797011U (en) | 2019-04-26 |
Family
ID=66209276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821485660.3U Active CN208797011U (en) | 2018-09-12 | 2018-09-12 | The solar cell module of unified appearance and high reliability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208797011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115799366A (en) * | 2022-11-18 | 2023-03-14 | 江苏悦阳光伏科技有限公司 | High-power solar module |
-
2018
- 2018-09-12 CN CN201821485660.3U patent/CN208797011U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115799366A (en) * | 2022-11-18 | 2023-03-14 | 江苏悦阳光伏科技有限公司 | High-power solar module |
| CN115799366B (en) * | 2022-11-18 | 2023-10-20 | 江苏悦阳光伏科技有限公司 | Solar energy component |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106206808B (en) | Solar cell module and preparation method thereof | |
| CN109119498A (en) | The solar cell module and preparation method thereof of unified appearance and high reliability | |
| TWI705575B (en) | Solar cell with specific front surface electrode design | |
| WO2020088027A1 (en) | Shingled photovoltaic module with dual power generation units | |
| CN110379867A (en) | Silicon substrate heterojunction solar cell imbrication photovoltaic module and preparation method thereof | |
| CN106129162A (en) | A kind of solar battery sheet and assembly and preparation technology thereof | |
| CN107910396A (en) | A kind of two-sided monocrystalline lamination photovoltaic module and its manufacture method | |
| CN108713256A (en) | Solar panel | |
| CN109449229A (en) | A kind of imbrication photovoltaic module | |
| CN109301004A (en) | A kind of imbrication photovoltaic module and manufacturing method | |
| CN105932084A (en) | Solar battery pack and preparation method thereof | |
| CN207602596U (en) | A kind of two-sided monocrystalline lamination photovoltaic module | |
| CN210156385U (en) | Silicon-based heterojunction solar cell laminated photovoltaic module | |
| CN110459637A (en) | Novel section photovoltaic module | |
| WO2021008474A1 (en) | Solar cell and photovoltaic module | |
| CN105702755B (en) | A kind of front electrode of crystal silicon solar batteries | |
| CN206992118U (en) | Solar cell module | |
| CN206992129U (en) | Solar battery sheet | |
| CN110071186B (en) | Thin film photovoltaic module inline structure and production process | |
| CN209071344U (en) | A kind of imbrication photovoltaic module | |
| CN208797011U (en) | The solar cell module of unified appearance and high reliability | |
| CN106876486A (en) | The group string attachment structure of P-type crystal silicon back contacts double-side cell, component and method | |
| CN109599454A (en) | A kind of rear surface of solar cell structure design | |
| CN206992130U (en) | Solar battery sheet | |
| CN107958941A (en) | Solar battery sheet and solar cell module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220322 Address after: 313100 zheneng Smart Energy Technology Industrial Park, Meishan Town, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Aikang Photoelectric Technology Co.,Ltd. Patentee after: JIANGSU AKCOME ENERGY RESEARCH INSTITUTE Co.,Ltd. Address before: No. 188, Huachang Road, yangshe Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: JIANGSU AKCOME ENERGY RESEARCH INSTITUTE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20240624 Granted publication date: 20190426 |