CN101702412B - Flexible solar battery pack and preparation method thereof - Google Patents
Flexible solar battery pack and preparation method thereof Download PDFInfo
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- CN101702412B CN101702412B CN200910193453XA CN200910193453A CN101702412B CN 101702412 B CN101702412 B CN 101702412B CN 200910193453X A CN200910193453X A CN 200910193453XA CN 200910193453 A CN200910193453 A CN 200910193453A CN 101702412 B CN101702412 B CN 101702412B
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- layer
- solar battery
- flexible
- battery pack
- adhesive
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- 238000002360 preparation method Methods 0.000 title abstract description 11
- 239000010410 layer Substances 0.000 claims abstract description 64
- 239000012790 adhesive layer Substances 0.000 claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 238000003475 lamination Methods 0.000 claims description 18
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 15
- 239000011265 semifinished product Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 229920002799 BoPET Polymers 0.000 claims description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241000872198 Serjania polyphylla Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 1
- 229920002620 polyvinyl fluoride Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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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
-
- 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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- Photovoltaic Devices (AREA)
Abstract
The invention provides a flexible solar battery pack and a preparation method thereof; the flexible solar battery pack has good flexibility, convenient production and wide application range; the solar battery pack is formed by sequentially stacking and arranging and laminating a flexible light transmitting layer, an upper adhesive layer, a solar battery layer, a lower adhesive layer and a back board layer from top to bottom, the key point is that: the solar battery layer is a solar battery array which is formed by electrically connecting a plurality of solar battery slices, a gap is left between the adjacent edge of the solar battery slices, the back board layer is composed of a plurality of electrically connected flexible PCB boards, wherein each flexible PCB board is laminated with, at the top, the upper adhesive layer, the solar battery layer and the lower adhesive layer having shapes accordant to the single flexible PCB board, the flexible light transmitting layer is laminated on the plurality of upper adhesive layers above the back board layer, a power supply lead foot of the solar battery pack is electrically connected with the circuit of the flexible PCB board. The flexible solar battery pack has light weight, good flexibility, wide application range, simple production method and convenient production.
Description
Technical field
Patent of the present invention belongs to application of solar, specially refers to solar module and preparation method thereof.
Background technology
As a kind of clean energy resource; solar energy more and more comes into one's own; the solar module of institute's extensive use substantially all is flat at present; have only to make on a small quantity and adapt to less radian and the smaller assembly of area; as patent " a kind of solar cell louver " (publication number: CN 101192630A) disclose a kind of solar cell louver assembly with rigid protective; arc laminating machine by having die and punch is with skylight glass; tack coat; solar cell and back of the body closure material are integrated laminated into type; make the solar energy skylight; the shortcoming of above-mentioned patent is that the battery component that can only finish less radian is made; and with all being rigid material such as toughened glass encapsulation crystal silicon battery; own wt is very big; significant limitation is arranged in use; simultaneously because present lamination is confined to the plane formula lamination; so when making the battery component of the little radian of this kind; need special laminated mould and technology; and at different assemblies; again die sinking; expense is higher, therefore in application facet bigger limitation is arranged.
Summary of the invention
First purpose of the present invention is that a kind of flexibility of proposition is good, convenient for production, the flexible solar battery pack of applied range.
Flexible solar battery pack of the present invention is stacked gradually from top to bottom by soft light layer, last adhesive-layer, solar cell layer, following adhesive-layer and backsheet layer and arranges, lamination forms, key is that described backsheet layer is the flexible PCB plate that is printed with circuit, the solar battery group of described solar cell layer for being formed through electrical connection by the polylith solar battery sheet, leave the gap between the adjacent edge of described solar battery sheet, the power pins of described solar battery group links to each other with the circuit of flexible PCB plate.
Above-mentioned solar module flexible good can change along with the variation of environment for use, applied range, and no matter be which kind of curved surface this battery component of requirement presents, all need not to make again the change on the manufacturing process, produce very convenient.In addition, backsheet layer adopts the flexible PCB plate that is printed with circuit, makes that the electrical connection between battery component inside and the battery component is more flexible, conveniently different shape is made or be spliced into to battery component, to satisfy the needs of different product.
Described backsheet layer is made up of the flexible PCB plate that polylith is electrically connected, wherein the equal lamination in the top of every pcb board has last adhesive-layer, solar cell layer and the following adhesive-layer that shape conforms to monolithic flexible PCB plate, and described soft light is pressed on the polylith of described backsheet layer top on the adhesive-layer layer by layer.Above-mentionedly will go up adhesive-layer, solar cell layer, adhesive-layer and backsheet layer are divided into behind the polylith flexible solar battery pack that connects by the soft light layer because its upper and lower adhesive-layer can not penetrate in the space between the battery sheet again when producing down, so flexible better, produce convenient.Above-mentioned flexible PCB plate can be for strip or square shape etc., conveniently to be assembled into more large-area flexible solar battery pack.
Described soft light layer is TPT film or PET film, and not only good transmittance, light weight but also resistance to wear are good, can effectively protect the battery sheet; The described adhesive-layer of going up is EVA or PVB material with following adhesive-layer, its transparency and caking property are all fine, guarantee that bonding firmly, light weight adopts lightweight organic material and flexible PCB plate encapsulation solar cell, both can solve the inflexible problem of conventional solar cells assembly, realize the area battery flexibility, also can alleviate the weight of battery component greatly, make things convenient for moving of battery, enlarge the scope of application.Above-mentioned TPT (that is: polyvinyl fluoride composite membrane), PET (that is: PETG), EVA (that is: ethylene/vinyl acetate copolymer), PVB (that is: polyvinyl butyral resin) are prior art, repeat no more herein.
Pass through the charged connection of scolding tin between the described solar battery sheet, be coated with the mask of one deck black above the described scolding tin band, utilize the scolding tin band to connect solar battery sheet, produces more conveniently, the mask of covering one deck black can be so that battery component be more attractive in appearance on the scolding tin band.
Second purpose of this patent is the preparation method who proposes above-mentioned flexible solar battery pack, and first kind of preparation method comprises the steps:
A: the solar battery sheet that polylith is left each other the gap is electrically connected, and makes solar cell layer;
B: with the soft light layer, go up adhesive-layer, solar cell layer, adhesive-layer and flexible PCB plate stack gradually from top to bottom and arrange down, and the power pins of solar cell layer linked to each other with the circuit of flexible PCB plate, make flexible solar battery pack by lamination at last.
Second kind of preparation method comprises the steps:
A: the solar battery sheet that polylith is left each other the gap is electrically connected, and makes solar cell layer;
B: will go up adhesive-layer, solar cell layer, adhesive-layer and flexible PCB plate stack gradually from top to bottom and arrange down, and the power pins of solar cell layer is linked to each other with the circuit of flexible PCB plate, and make the flexible solar battery pack semi-finished product by lamination at last;
C: a plurality of solar module semi-finished product are arranged by demand, guarantee to leave the space between the solar module semi-finished product, and on request the circuit of flexible PCB plate is interconnected, at last the soft light layer is covered above the solar module semi-finished product, make the flexible solar battery pack finished product by lamination.
For attractive in appearance, in above-mentioned two kinds of preparation methods' steps A, solar battery sheet be electrically connected, and on the scolding tin band, cover the mask of one deck black with the scolding tin band.
Above-mentioned two kinds of methods can be made flexible solar battery pack of the present invention, wherein second method production is got up more flexible, can produce the flexible solar battery pack semi-finished product of bar shaped or small size earlier, and then a plurality of flexible solar battery pack semi-finished product are arranged in together according to the needs of specific product, and covering is upward carried out lamination behind the soft light layer, make the flexible solar battery pack finished product that meets shape need, on so also can avoiding existing in the first method, following adhesive-layer may infiltrate space between the solar battery sheet (assembly), makes the not enough problem of pliability of battery component.
Flexible solar battery pack of the present invention good, applied range in light weight, flexible, its preparation method is simple, convenient for production.
Description of drawings
Fig. 1 is the vertical view of the flexible solar battery pack of embodiment 1;
Fig. 2 is the side sectional view of the flexible solar battery pack of embodiment 1;
Fig. 3 is the half-finished vertical view of the flexible solar battery pack of embodiment 2;
Fig. 4 is the side sectional view of the flexible solar battery pack of embodiment 2.
Embodiment
Describe the present invention in detail below in conjunction with specific embodiments and the drawings.
Embodiment 1:
As shown in Figure 1, 2, the flexible solar battery pack of present embodiment is stacked gradually from top to bottom by soft light layer 1, last adhesive-layer 2, solar cell layer 3, following adhesive-layer 4 and backsheet layer and arranges, lamination forms, key is that described backsheet layer is the flexible PCB plate 5 that is printed with circuit, the solar battery group of described solar cell layer 3 for being formed through electrical connection by polylith solar battery sheet 6, leave gap 7 between the adjacent edge of described solar battery sheet 6, the power pins of described solar battery group links to each other with the circuit of flexible PCB plate 5.
Described soft light layer 1 is the PET film, and the described adhesive-layer 2 of going up is the EVA material with following adhesive-layer 4.
Be electrically connected by scolding tin band 8 between the described solar battery sheet 6, be coated with the mask (mask does not draw in the drawings) of one deck black above the described scolding tin band 8.
The preparation method of above-mentioned flexible solar battery pack comprises the steps:
A: the solar battery sheet 6 that polylith is left each other the gap is electrically connected by scolding tin band 8, and on scolding tin band 8, cover the mask of one deck black, make solar cell layer 3, wherein the big I of battery sheet 6 designs according to the degree of crook of cambered surface, if the degree of crook of cambered surface is bigger, battery sheet 6 less size can be cut into,, battery sheet 6 bigger size can be cut into if the degree of crook of cambered surface is less;
B: with soft light layer 1, go up adhesive-layer 2, solar cell layer 3, adhesive-layer 4 and flexible PCB plate 5 stack gradually from top to bottom and arrange down, and the power pins of solar cell layer 3 linked to each other with the circuit of flexible PCB plate 5, make flexible solar battery pack by lamination at last, described lamination mode is identical with the mode of ordinary flat formula assembly, repeats no more herein.
Embodiment 2:
Shown in Fig. 3,4, as different from Example 1, the backsheet layer of the flexible solar battery pack of present embodiment is not made of a monoblock flexible PCB plate 5, but form by the strip flexible PCB plate 5 that polylith is electrically connected, wherein the equal lamination in the top of every block of flexible PCB plate 5 has last adhesive-layer 2, solar battery sheet 6 and the following adhesive-layer 4 that shape conforms to monolithic flexible PCB plate 5, and described soft light layer 1 is laminated on the polylith of described backsheet layer top on the adhesive-layer 2.
Described soft light layer 1 is the TPT film, and the described adhesive-layer 2 of going up is the PVB material with following adhesive-layer 4.
Be electrically connected by scolding tin band 8 between the described solar battery sheet 6, be coated with the mask (mask does not draw in the drawings) of one deck black above the described scolding tin band 8.
The preparation method of the flexible solar battery pack of present embodiment comprises the steps:
A: the solar battery sheet 6 that polylith is left each other gap 7 is electrically connected by scolding tin band 8, makes the solar cell layer of strip;
B: the flexible PCB plate 5 that will go up adhesive-layer 2, solar cell layer 3, following adhesive-layer 4 and monolithic strip stacks gradually from top to bottom arranges, and the power pins of solar cell layer 3 linked to each other with the circuit of flexible PCB plate 5, make the flexible solar battery pack semi-finished product by lamination at last;
C: a plurality of solar module semi-finished product are arranged by demand, guarantee to leave space 7 between the solar module semi-finished product, and on request the circuit of each monolithic flexible PCB plate 5 is interconnected, at last soft light layer 1 is covered above the solar module semi-finished product, make the flexible solar battery pack finished product by lamination.
Claims (3)
1. the manufacture method of a flexible solar battery pack, described flexible solar battery pack is stacked gradually from top to bottom by soft light layer, last adhesive-layer, solar cell layer, following adhesive-layer and backsheet layer and arranges, lamination forms, the solar battery group of described solar cell layer for being made up of through electrical connection the polylith solar battery sheet leaves the gap between the adjacent edge of described solar battery sheet; Described backsheet layer is made up of the flexible PCB plate that polylith is electrically connected, wherein the equal lamination in the top of every block of flexible PCB plate has last adhesive-layer, solar cell layer and the following adhesive-layer that shape conforms to monolithic flexible PCB plate, described soft light is pressed on the polylith of described backsheet layer top on the adhesive-layer layer by layer, and the power pins of described solar battery group links to each other with the circuit of flexible PCB plate; It is characterized in that described manufacture method comprises the steps:
A: the solar battery sheet that polylith is left each other the gap is electrically connected, and makes solar cell layer;
B: will go up adhesive-layer, solar cell layer, adhesive-layer and flexible PCB plate stack gradually from top to bottom and arrange down, and the power pins of solar cell layer is linked to each other with the circuit of flexible PCB plate, and make the flexible solar battery pack semi-finished product by lamination at last;
C: a plurality of solar module semi-finished product are arranged by demand, guarantee to leave the space between the solar module semi-finished product, and on request the circuit of flexible PCB plate is interconnected, at last the soft light layer is covered above the solar module semi-finished product, make the flexible solar battery pack finished product by lamination.
2. the manufacture method of flexible solar battery pack according to claim 1 is characterized in that in steps A, with the scolding tin band solar battery sheet is electrically connected, and covers the mask of one deck black on the scolding tin band.
3. the manufacture method of flexible solar battery pack according to claim 1 and 2 is characterized in that described soft light layer is TPT film or PET film, and the described adhesive-layer of going up is EVA or PVB material with following adhesive-layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910193453XA CN101702412B (en) | 2009-10-30 | 2009-10-30 | Flexible solar battery pack and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910193453XA CN101702412B (en) | 2009-10-30 | 2009-10-30 | Flexible solar battery pack and preparation method thereof |
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| Publication Number | Publication Date |
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| CN101702412A CN101702412A (en) | 2010-05-05 |
| CN101702412B true CN101702412B (en) | 2011-08-10 |
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| CN200910193453XA Active CN101702412B (en) | 2009-10-30 | 2009-10-30 | Flexible solar battery pack and preparation method thereof |
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2009
- 2009-10-30 CN CN200910193453XA patent/CN101702412B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9479007B1 (en) | 2014-02-21 | 2016-10-25 | Apple Inc. | Induction charging system |
| US9455582B2 (en) | 2014-03-07 | 2016-09-27 | Apple Inc. | Electronic device and charging device for electronic device |
| US10170918B2 (en) | 2014-03-07 | 2019-01-01 | Apple Inc. | Electronic device wireless charging system |
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|---|---|
| CN101702412A (en) | 2010-05-05 |
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