CN106169517A - A kind of photovoltaic module and preparation technology thereof - Google Patents
A kind of photovoltaic module and preparation technology thereof Download PDFInfo
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- CN106169517A CN106169517A CN201610575352.9A CN201610575352A CN106169517A CN 106169517 A CN106169517 A CN 106169517A CN 201610575352 A CN201610575352 A CN 201610575352A CN 106169517 A CN106169517 A CN 106169517A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 238000003475 lamination Methods 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 5
- 238000005476 soldering Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000012634 fragment Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 description 1
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 description 1
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910021418 black silicon Inorganic materials 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
-
- 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
- Y02E10/542—Dye sensitized solar cells
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of photovoltaic module, cut into slices including several solar battery sheets, the section of described solar battery sheet is formed along being parallel to the cutting of main gate line direction by solar battery sheet；Also disclose its preparation technology, including solar battery sheet being carried out soldering, carrying out laser scribing formation Cutting Road along being parallel to solar battery sheet main gate line direction, carrying out sliver according to Cutting Road；Lamination, lamination, rim frame, fill rosette, test.The present invention overcomes technical bottleneck and the prejudice of existing field of solar energy, in a creative way solar energy slice direction is designed in the direction parallel along main gate line, being capable of assembly online production of cutting into slices, decrease fragment, its production capacity more conventional half-cell assembly production capacity has and significantly promotes.
Description
Technical field
The present invention relates to photovoltaic module technical field, be specifically related to a kind of photovoltaic module and preparation technology thereof.
Background technology
High power, low cost crystalline silicon sun assembly are the main flow directions of photovoltaic industry development, recently as technology
Development and progress, crystal silicon component power is always in fast lifting, at the beginning of 2009 till now, the master of 60 polycrystalline assemblies in industry
Stream power rises to 265W from 220W, and the main flow power of 60 mono-crystal components rises to 275W from 230W, increases according to component power
Long trend may determine that, polycrystalline assembly main flow power in 2016,2017 is up to 270-280W and could meet component power demand.
Meanwhile, January in 2015, departments of the Committee of Development and Reform on the 8th etc. eight issued " efficiency " leader " system embodiment " and leader's plan
The conversion efficiency of polycrystalline assembly be it is also proposed higher requirement, it is seen that the lifting of assembly conversion efficiency is extremely the most urgent.
To cut half main grid 1, its laser dicing sliver position 2 vertical as it is shown in figure 1, include four for conventional solar energy half-cell sheet
In main grid 1, needing through laser dicing sliver position when using welding welding after sliver, the intensification of welding process is to solar-electricity
Pond sheet section impact is very big, easily causes fragment；After section, main gate line can be exposed on the external, and there is the problem such as electric leakage, loss electric current,
And the solaode section formed after section is unfavorable for typesetting.
Promote the commonly used high-efficiency battery of component power, coated glass, high EVA thoroughly at present and thicken the modes such as welding in fact
Existing.But, conventional batteries sheet efficiency is restricted improved efficiency limited space, the high-efficiency battery skill such as PERC, black silicon by technology itself
The fixed assets investment of art exploitation is bigger；By the improvement (such as coated glass, high EVA thoroughly) of encapsulating material although assembly can be reduced
Optical loss, promotes assembly conversion efficiency, but for the lasting lifting of assembly generated energy and assembly property steady in a long-term the most still
There is more uncertain factor, such as: light transmittance can be fixing by one in the environment of long-term dust storm for the thin film on coated glass surface
Ringing, the uvioresistant performance etc. of high EVA thoroughly is still needed and actually used process to be further characterized by power station.So developing a set of low one-tenth
Originally, the crystal silicon solar component technology of high-output power becomes the Research Emphasis of the photovoltaic module coming years.
In crystal silicon solar component manufacturing processes, reduction resistance consumption (reducing electricity loss) is an up crystal silicon component and turns
Change efficiency, reduce the effective way of encapsulation loss.When component package, assembly both can be realized by changing battery strings frame mode
Internal resistance is greatly lowered, and then realizes reduction and the lifting of conversion efficiency of component package loss.This technology (half at present
Battery technology half-cell) both at home and abroad research institution and a line enterprise also have begun to attempt, but by technical bottleneck
Restriction, be still not carried out large-scale volume production.
Summary of the invention
Goal of the invention: the technical bottleneck such as high for existing half-cell technology fragment rate, to yield poorly, the present invention provides a kind of light
Photovoltaic assembly and preparation technology thereof, decrease fragment and production capacity is improved significantly.
Technical scheme: photovoltaic module of the present invention, cuts into slices including several solar battery sheets, described solar-electricity
Pond sheet section is formed along being parallel to the cutting of main gate line direction by solar battery sheet.
Improving technique scheme further, described solar battery sheet is provided with even number bar main gate line, described solar-electricity
Pond sheet section is parallel to the cutting of main gate line direction by described solar battery sheet edge in the middle and is formed.
Further, described solar battery sheet is odd number bar at least provided with the quantity of 3 main gate line and main gate line, described
Solar battery sheet section is parallel to the cutting of main gate line direction by described solar battery sheet edge in the middle part of adjacent two main gate line
Formed.
Further, described solar battery sheet is cut into slices and is connected in series after parallel connection two-by-two.
Further, described solaode is crystal silicon solar energy battery, thin-film solar cells, organic solar electricity
In pond, DSSC, perovskite solaode, compounds solaode, heterojunction solar battery
Any one.
Further, described solar battery sheet a size of 156mm*156mm or 157mm*157mm.
Owing to changing the cut direction of solar battery sheet, conventional preparation method is used to need to transform extra welding
Equipment and welding capacity are times of original product line, and therefore the present invention is made by the steps above-mentioned photovoltaic module: (1) is to the sun
Soldering can be carried out by cell piece；(2) along be parallel to solar battery sheet main gate line direction carry out laser scribing formed Cutting Road；
(3) sliver is carried out according to Cutting Road.The lamination of routine, lamination, rim frame, dress rosette, test processes is carried out again after sliver.
Further, the used laser of described laser scribing be gas laser, liquid laser, semiconductor laser,
In solid state laser any one；Described sliver uses any one in mechanical breaking, artificial fracture, gaseous state fracture, liquid fracture.
Beneficial effect: compared with prior art, advantages of the present invention: (1) present invention overcomes the skill of existing field of solar energy
Art bottleneck and prejudice, design solar energy slice direction in the direction parallel along main gate line, it is possible to realize section group in a creative way
Part online production, conventional half-cell assembly welds after being by section, and speed of welding is the half of this technology speed of welding, therefore this
Technology production capacity more conventional half-cell assembly production capacity has and significantly promotes；
(2) the more conventional component variations of typesetting type of the present invention is less, does not limit the quantity of cell piece, does not limit grid line design, does not limit wiring
Box kind, pond chip size of not rationing the power supply, when forming assembly, group string connecting material, assembly wave, glued membrane are not the most limited, be suitable for existing
There is conventional product line, change less；
(3) slice position of the present invention and welding welding position are without overlapping region, decrease and make fragmented probability, eliminate electricity
Stream loss.
Accompanying drawing explanation
Fig. 1 is conventional half-cell cell piece front appearance schematic diagram；
Fig. 2 is cell piece front appearance schematic diagram after the present invention cuts into slices；
Fig. 3 is conventional section component process Making programme schematic diagram；
Fig. 4 is that the present invention cuts into slices component process Making programme schematic diagram；
Fig. 5 is battery strings laser scribing schematic diagram after the present invention welds；
Fig. 6 is battery strings schematic appearance after battery strings laser scribing after the present invention welds；
Fig. 7 is general components arrangement mode schematic appearance；
Fig. 8 is invention components arrangement schematic appearance.
Detailed description of the invention
Below by accompanying drawing, technical solution of the present invention is described in detail.
Embodiment 1: photovoltaic module as shown in Figure 2, cuts into slices including several solar battery sheets, and solar battery sheet is cut
Sheet is formed by solar battery sheet cutting, and paralleling with main grid 3 in laser dicing sliver position, the solar battery sheet after section is cut
Sheet is two full main grids 3, and owing to being parallel to laser dicing sliver position during welding, this impact can reduce.
Owing to the present invention carries out laser dicing, according to the conventional half-cell assembly shown in Fig. 3 with parallel with main grid direction
Preparation technology flow process, laser scribing, sliver, welding, lamination, lamination, rim frame, dress rosette, test series of steps, its electricity
Pond sheet welding capacity is a times of original product line, needs increase and transform extra welding equipment.
In order to adapt to parallel carry out laser dicing with main grid direction, the present invention changes welding and laser scribing, sliver
Sequencing, uses the assembly preparation technology flow process shown in Fig. 4 to make, including welding, laser scribing, sliver, lamination, layer
Pressure, rim frame, dress rosette, test series of steps, now welding equipment is without increasing, and speed will not reduce, with routine
Assembly production capacity is basically identical.
As it is shown in figure 5, after using welding 6 to be welded by solar battery sheet 7, carry out laser scribing according to dicing lane 5
And sliver, its Fig. 6 is that sliver of cutting into slices in the present invention completes the schematic appearance of later half battery strings, its as shown in Figure 2 half-cell 8 with
And welding 6 is formed by connecting.
As Fig. 7 general components arrangement mode schematic appearance and Fig. 8 invention components arrangement schematic appearance can be seen
Going out, general components is directly connected by 6 string cell pieces 9, and invention components is by half-cell string 11 shown in 12 string Fig. 6 the most also
Connection, then 6 strings completed in parallel carry out coupled in series.Two kinds of arrangement modes are all in glass minor face both sides, and the conventional line that produces is without relatively
Big change.
Although as it has been described above, represented and described the present invention with reference to specific preferred embodiment, but it must not be explained
For the restriction to the present invention self.Under the spirit and scope of the present invention premise defined without departing from claims, can be right
Various changes can be made in the form and details for it.
Claims (8)
1. a photovoltaic module, cuts into slices including several solar battery sheets, it is characterised in that: described solar battery sheet is cut into slices
Formed along being parallel to the cutting of main gate line direction by solar battery sheet.
Photovoltaic module the most according to claim 1, it is characterised in that: described solar battery sheet is provided with even number bar main gate line,
The section of described solar battery sheet is parallel to the cutting of main gate line direction by described solar battery sheet edge in the middle and is formed.
Photovoltaic module the most according to claim 1, it is characterised in that: described solar battery sheet is at least provided with 3 main gate line
And the quantity of main gate line is odd number bar, described solar battery sheet is cut into slices by described solar battery sheet in adjacent two main gate line
Middle part is formed along being parallel to the cutting of main gate line direction.
4. according to the arbitrary described photovoltaic module of claims 1 to 3, it is characterised in that: described solar battery sheet is cut into slices the most also
It is connected in series after connection.
Photovoltaic module the most according to claim 1, it is characterised in that: described solaode be crystal silicon solar energy battery,
Thin-film solar cells, organic solar batteries, DSSC, perovskite solaode, compounds are too
Sun can in battery, heterojunction solar battery any one.
Photovoltaic module the most according to claim 1, it is characterised in that: described solar battery sheet a size of 156mm*156mm
Or 157mm*157mm.
7. for a preparation technology for photovoltaic module described in claim 1, including section, lamination, lamination, rim frame, attaching
Line box, test；It is characterized in that, described slicing processes comprises the steps:
(1) solar battery sheet is carried out soldering；
(2) along be parallel to solar battery sheet main gate line direction carry out laser scribing formed Cutting Road；
(3) sliver is carried out according to Cutting Road.
The preparation technology of photovoltaic module the most according to claim 7, it is characterised in that: the used laser of described laser scribing is
In gas laser, liquid laser, semiconductor laser, solid state laser any one；Described sliver uses mechanical breaking, people
Work fracture, gaseous state fracture, liquid fracture in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575352.9A CN106169517A (en) | 2016-07-20 | 2016-07-20 | A kind of photovoltaic module and preparation technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575352.9A CN106169517A (en) | 2016-07-20 | 2016-07-20 | A kind of photovoltaic module and preparation technology thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106169517A true CN106169517A (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610575352.9A Pending CN106169517A (en) | 2016-07-20 | 2016-07-20 | A kind of photovoltaic module and preparation technology thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171642A (en) * | 2017-06-29 | 2017-09-15 | 韩华新能源（启东）有限公司 | A kind of snail line assesses sample component and its preparation and method of testing |
| CN107452824A (en) * | 2017-08-14 | 2017-12-08 | 江阴艾能赛瑞能源科技有限公司 | A kind of new type solar energy half cell piece and its preparation method and application |
| CN107527807A (en) * | 2017-08-30 | 2017-12-29 | 米亚索乐装备集成（福建）有限公司 | The cutting method of solar cell |
| CN110459635A (en) * | 2018-05-04 | 2019-11-15 | 阿特斯阳光电力集团有限公司 | Photovoltaic module and its manufacturing method |
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| CN101867321A (en) * | 2010-05-31 | 2010-10-20 | 江西赛维Ldk太阳能高科技有限公司 | Solar cell string and solar cell component for ground power generation and solar cell plate thereof |
| US20130312808A1 (en) * | 2010-06-02 | 2013-11-28 | Michael Bauer | Thin film solar module and method for production of the same |
| CN104600141A (en) * | 2015-02-06 | 2015-05-06 | 保利协鑫（苏州）新能源运营管理有限公司 | Solar module |
| CN204614794U (en) * | 2015-05-22 | 2015-09-02 | 协鑫集成科技股份有限公司 | solar battery sheet |
| CN104900734A (en) * | 2015-06-16 | 2015-09-09 | 江苏东昇光伏科技有限公司 | Solar battery module and preparation method thereof |
| CN105789359A (en) * | 2016-03-29 | 2016-07-20 | 晶澳（扬州）太阳能科技有限公司 | Manufacturing method for double-face solar energy cell assembly |
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2016
- 2016-07-20 CN CN201610575352.9A patent/CN106169517A/en active Pending
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| CN101867321A (en) * | 2010-05-31 | 2010-10-20 | 江西赛维Ldk太阳能高科技有限公司 | Solar cell string and solar cell component for ground power generation and solar cell plate thereof |
| US20130312808A1 (en) * | 2010-06-02 | 2013-11-28 | Michael Bauer | Thin film solar module and method for production of the same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171642A (en) * | 2017-06-29 | 2017-09-15 | 韩华新能源（启东）有限公司 | A kind of snail line assesses sample component and its preparation and method of testing |
| CN107452824A (en) * | 2017-08-14 | 2017-12-08 | 江阴艾能赛瑞能源科技有限公司 | A kind of new type solar energy half cell piece and its preparation method and application |
| CN107527807A (en) * | 2017-08-30 | 2017-12-29 | 米亚索乐装备集成（福建）有限公司 | The cutting method of solar cell |
| CN110459635A (en) * | 2018-05-04 | 2019-11-15 | 阿特斯阳光电力集团有限公司 | Photovoltaic module and its manufacturing method |
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