CN102270683A - Integrated flexible thin film solar cell module and method for making same - Google Patents
Integrated flexible thin film solar cell module and method for making same Download PDFInfo
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- CN102270683A CN102270683A CN2010101911564A CN201010191156A CN102270683A CN 102270683 A CN102270683 A CN 102270683A CN 2010101911564 A CN2010101911564 A CN 2010101911564A CN 201010191156 A CN201010191156 A CN 201010191156A CN 102270683 A CN102270683 A CN 102270683A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- 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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Abstract
The invention discloses an integrated flexible thin film solar cell module and a method for making the same. The integrated flexible thin film solar cell module comprises a flexible substrate, a plurality of independent battery units positioned on the flexible substrate, and a package layer on the surfaces of the battery units, wherein the independent battery units are electrically connected in series and in parallel; and the package layer is made of a flexible material. The method for making the integrated flexible thin film solar cell module comprises the following steps of: making a large number of independent solar cell units on the flexible substrate by a mask plate method; connecting the solar cell units in series or in parallel by using flexible wires; and packaging the surface of a solar cell by using the flexible material. The integrated flexible thin film solar cell module is flexible and convenient to carry, can be bent, has a wide application range; and the method is simple and easier to realize.
Description
Technical field
The present invention relates to the new forms of energy technical field of solar cells, particularly a kind of flexible thin-film solar cell integrated package and preparation method thereof.
Background technology
The energy is the power that country can develop, and is tending towards the exhausted epoch day by day in fossil energy, and the research of the novel alternative energy will be the sign that can make the guarantee of national sustained economic development and show national power.
Existing solar cell electricity conversion is low, and there is the shortcoming that volume is big, quality is hard in solar module, can't realize the light effect of taking.And the flexible solar cell at the bottom of the stainless steel lining can not form integrated inline structure, though polyester film substrate can form integrated inline structure, its manufacture craft needs laser scribing, silk screen printing, complex process, and difficulty is big.
Summary of the invention
In order to overcome the defective that above-mentioned prior art exists, the invention provides a kind of flexible thin-film solar cell integrated package, flexibility can be curled, the electricity conversion height is convenient for carrying, and is applied widely, the present invention also provides the preparation method of flexible solar cell integrated package, and technology is simple, realizes easily.
To achieve these goals, technical scheme of the present invention is as follows:
The flexible thin-film solar cell integrated package comprises flexible substrate, is positioned at the encapsulated layer of a plurality of independently battery units and battery unit surface on the described flexible substrate.
Described flexible substrate is selected flexible parent metal for use, as polyester film substrate, polyimide substrate etc., makes that so the flexible winding degree of solar-cell integrated assembly is higher, can curl.
Described encapsulated layer adopts the flexible material encapsulation;
Described solar battery cell from top to bottom is followed successively by transparent preceding electrode layer, membrane silicon layer and back of the body counter electrode layer, and described transparent preceding electrode layer is outward the ITO mask plate.
Described a plurality of independently battery unit adopts the preparation of mask plate method on described flexible substrate, and each independently adopts flexible wire to be electrically connected and realizes connection in series-parallel between the battery unit, and described flexible wire buries in the encapsulating material of described flexible package layer.
The invention still further relates to the preparation method of above-mentioned flexible thin-film solar cell component, specifically realize by following steps:
(1) select flexible substrate for use, and on described flexible substrate, adopt mask plate grow successively back electrode, silicon membrane layer, transparent before electrode, form the regularly arranged unified Sunny battery units of size in a large number;
(2) above-mentioned each Sunny battery unit adopts flexible wire serial or parallel connection formula to be electrically connected;
(3) encapsulation is buried described flexible wire in flexible encapsulant material;
Further, the flexible wire of each Sunny battery unit of described connection can flat type copper wire or is interweaved nakedly, and also other can crooked flexible wire.
Described each Sunny battery unit connects in the mode that series, parallel or connection in series-parallel mix, and reaches the power of solar battery array, for the external world provides suitable voltage.
The invention has the beneficial effects as follows,
1, whole solar-cell integrated assembly preparation can provide suitable high voltage and power on flexible substrate;
2, battery component can curl, and has wide range of applications, and is convenient for carrying;
3, battery preparation technique adopts preparation technologies such as traditional amorphous silicon, microcrystal silicon, simple and fast fully;
4, connection in series-parallel process using flexible wire is realized being electrically connected, and technology is simple, has avoided complicated technologies such as laser scribing.
Description of drawings
Fig. 1 is the solar cell assembly construction figure of embodiment of the invention polyester film substrate.
Fig. 2 is the schematic diagram of the medium and small battery structure of Fig. 1.
Embodiment:
Be easy to understand understanding in order to make creation characteristic of the present invention, technological means and to reach purpose, further set forth the present invention below in conjunction with specific embodiment.
Embodiment:
Referring to Fig. 1, flexible thin-film solar cell integrated package of the present invention, comprise polyester film substrate 1, by mask plate preparation several the square baby batteries 2 on described polyester film substrate 1 and the encapsulated layer (not marking among the figure) on baby battery 2 surfaces, described encapsulated layer adopts flexible material to make.
Adopt flexible wire 3 to be electrically connected between the baby battery 2, described flexible wire 3 buries in described encapsulated layer.
Referring to Fig. 2, baby battery 2 is made of the anti-layer 23 of the ITO mask plate 21, membrane silicon layer 22 and the back of the body, is flexible substrate 24 under the anti-layer 23 of the back of the body, be provided with between described ITO mask plate 21 and the membrane silicon layer 22 transparent before electrode, on anti-layer 23 of the back of the body back of the body counterelectrode is set.
Wherein, the anti-layer of the back of the body 23 area are greater than membrane silicon layer 22, and the anti-layer of the back of the body stretches out a side with convenient interconnected; Membrane silicon layer 22 areas contact with the anti-layer of the back of the body 23 electrode to prevent transparent preceding electrode 21 greater than transparency electrode ITO 21.
The invention still further relates to the preparation method of flexible thin-film solar cell integrated package, below describe this preparation process in detail with polyester film substrate and polyimide film substrate respectively.
Embodiment one: select for use thickness less than the polyimide film of 50um as flexible substrate, by following processing step:
(1) polyimide film is cut into suitable big or small 30cm * 30cm (being as the criterion), cleans to be fit to chamber;
(2) polyimide film after the above-mentioned cleaning is adopted the anchor clamps clamping, and cover the back electrode mask plate, put into vacuum chamber growth back electrode Ag/ZnO;
(3) diaphragm that will form the Ag/ZnO pattern covers the silicon thin film mask plate and puts into the PECVD chamber, growth amorphous silicon or microcrystal silicon;
(4) diaphragm that will form Ag/ZnO, silicon thin film covers ITO mask plate (area of ITO suitably shrinks than the area of silicon thin film), puts into vacuum chamber, and growth ITO will form a large amount of regular baby batteries like this on the polyimide substrate;
(5) adopt flexible wire to be electrically connected above-mentioned a large amount of regular baby battery, realize the connection in series-parallel combination;
(6) flexible wire described in the step (5) is buried in flexible encapsulant material.
Embodiment two: select for use polyester film as flexible substrate, comprise following technological process:
(1) on polyester film substrate, adopt mask plate grow successively back electrode, silicon membrane layer, transparent before electrode, on polyester film substrate, form the regularly arranged unified Sunny batteries of size in a large number.
(2) each Sunny battery adopts flexible wire to realize being electrically connected on the polyester film substrate, and this flexible wire can be a flat type copper wire, or strand knit naked, but also other flexible flexible wires.
(3) flexible wire is embedded in the flexible encapsulant material.
Can curl through the foregoing description one and the flexible thin-film solar cell integrated package that embodiment two makes, volume is little, more convenient carrying.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. the flexible thin-film solar cell integrated package is characterized in that, it by flexible substrate, be positioned at regularly arranged several on the flexible substrate independently the encapsulated layer on solar battery cell and solar battery cell surface constitute;
Described encapsulated layer adopts flexible material to make, and adopts flexible wire to connect between each solar battery cell, and described flexible wire buries in the flexible material of described encapsulated layer.
2. flexible thin-film solar cell integrated package according to claim 1 is characterized in that, described solar battery cell from top to bottom is followed successively by transparent preceding electrode layer, membrane silicon layer and back of the body counter electrode layer.
3. flexible thin-film solar cell integrated package according to claim 2 is characterized in that, described dorsum electrode layer area is greater than described membrane silicon layer, and the membrane silicon layer area is greater than the IT0 transparency electrode.
4. flexible thin-film solar cell integrated package according to claim 1 is characterized in that, described several independently are that serial or parallel connection or connection in series-parallel hybrid mode connect between the solar battery cell.
5. flexible thin-film solar cell integrated package according to claim 1 is characterized in that, described flexible substrate is polyester film substrate or polyimide film substrate.
6. flexible thin-film solar cell integrated package according to claim 1 is characterized in that the flexible wire of described each solar battery cell of connection is a flat type copper wire, or the bare wire that interweaves, or other can crooked flexible wire.
7. based on the preparation method of the described flexible thin-film solar cell integrated package of claim 1, it is characterized in that it may further comprise the steps:
(1) select flexible substrate for use, and on described flexible substrate, adopt mask plate grow successively back electrode, silicon membrane layer, transparent before electrode, form the regularly arranged unified Sunny battery units of size in a large number;
(2) above-mentioned each Sunny battery unit adopts flexible wire to be electrically connected;
(3) encapsulation is buried described flexible wire in flexible encapsulant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010101911564A CN102270683A (en) | 2010-06-03 | 2010-06-03 | Integrated flexible thin film solar cell module and method for making same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101911564A CN102270683A (en) | 2010-06-03 | 2010-06-03 | Integrated flexible thin film solar cell module and method for making same |
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| CN102270683A true CN102270683A (en) | 2011-12-07 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014005250A1 (en) * | 2012-07-03 | 2014-01-09 | 深圳市神达实业有限公司 | Collapsible solar component |
| CN104143952A (en) * | 2013-05-08 | 2014-11-12 | 潘钦陵 | Thin film solar cell with portable power source |
| CN104901611A (en) * | 2015-05-06 | 2015-09-09 | 上海空间电源研究所 | High-power lightweight solar cell array and implementation method thereof |
| TWI505481B (en) * | 2012-02-08 | 2015-10-21 | Win Semiconductors Corp | A fabrication method for flexible solar cell module |
| US10418933B2 (en) | 2015-12-08 | 2019-09-17 | Alta Devices, Inc. | Versatile flexible circuit interconnection for flexible solar cells |
| CN116613234A (en) * | 2023-06-07 | 2023-08-18 | 昆山工研院新型平板显示技术中心有限公司 | Solar cell module and preparation method thereof |
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| WO2001057932A1 (en) * | 2000-02-07 | 2001-08-09 | Cis Solartechnik Gmbh | Flexible metal substrate for cis solar cells, and method for producing the same |
| WO2007047888A2 (en) * | 2005-10-19 | 2007-04-26 | Solopower, Inc. | Method and apparatus for converting precursor layers into photovoltaic absorbers |
| CN101118934A (en) * | 2007-08-24 | 2008-02-06 | 四川大学 | Windable and foldable flexible sunlight battery device |
| CN101419990A (en) * | 2007-10-25 | 2009-04-29 | 上海空间电源研究所 | Flexible thin-film solar cell component |
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2010
- 2010-06-03 CN CN2010101911564A patent/CN102270683A/en active Pending
Patent Citations (4)
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| WO2001057932A1 (en) * | 2000-02-07 | 2001-08-09 | Cis Solartechnik Gmbh | Flexible metal substrate for cis solar cells, and method for producing the same |
| WO2007047888A2 (en) * | 2005-10-19 | 2007-04-26 | Solopower, Inc. | Method and apparatus for converting precursor layers into photovoltaic absorbers |
| CN101118934A (en) * | 2007-08-24 | 2008-02-06 | 四川大学 | Windable and foldable flexible sunlight battery device |
| CN101419990A (en) * | 2007-10-25 | 2009-04-29 | 上海空间电源研究所 | Flexible thin-film solar cell component |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI505481B (en) * | 2012-02-08 | 2015-10-21 | Win Semiconductors Corp | A fabrication method for flexible solar cell module |
| WO2014005250A1 (en) * | 2012-07-03 | 2014-01-09 | 深圳市神达实业有限公司 | Collapsible solar component |
| CN104143952A (en) * | 2013-05-08 | 2014-11-12 | 潘钦陵 | Thin film solar cell with portable power source |
| CN104901611A (en) * | 2015-05-06 | 2015-09-09 | 上海空间电源研究所 | High-power lightweight solar cell array and implementation method thereof |
| US10418933B2 (en) | 2015-12-08 | 2019-09-17 | Alta Devices, Inc. | Versatile flexible circuit interconnection for flexible solar cells |
| US11201585B2 (en) | 2015-12-08 | 2021-12-14 | Utica Leaseco, Llc | Versatile flexible circuit interconnection for flexible solar modules |
| US11205993B2 (en) | 2015-12-08 | 2021-12-21 | Utica Leaseco, Llc | Versatile flexible circuit interconnection for connecting two flexible solar cells |
| CN116613234A (en) * | 2023-06-07 | 2023-08-18 | 昆山工研院新型平板显示技术中心有限公司 | Solar cell module and preparation method thereof |
| CN116613234B (en) * | 2023-06-07 | 2024-04-26 | 昆山工研院新型平板显示技术中心有限公司 | Solar cell module and preparation method thereof |
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Application publication date: 20111207 |