CN102931256A - Laser scribing method of transparent thin film solar cell - Google Patents
Laser scribing method of transparent thin film solar cell Download PDFInfo
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- CN102931256A CN102931256A CN2011102293643A CN201110229364A CN102931256A CN 102931256 A CN102931256 A CN 102931256A CN 2011102293643 A CN2011102293643 A CN 2011102293643A CN 201110229364 A CN201110229364 A CN 201110229364A CN 102931256 A CN102931256 A CN 102931256A
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- film solar
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- solar cell
- solar cells
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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 relates to a laser scribing method of a transparent thin film solar cell. In recent years, environmental awareness occurs, all countries bring out various kinds of environmental friendly energy resource concepts and novel thoughts, wherein one kind is to use a solar cell, and environmental friendly energy resources are provided as follows: a building integrated photovoltaics (BIPV) scheme, and the thin film solar cell is prepared from components such as a transparent substrate, a transparent conduction film, an amorphous silicon membrane, a microcrystalline silicon membrane, a transparent back electrode membrane and a transparent back plate, wherein the transparent substrate can be made of glass, quartz, single crystal aluminum oxide, transparent plastics or flexible transparent materials, and is used for carrying out pot scribing on each single thin film solar cell by using laser, the scribing depth is determined by sing the amorphous silicon membrane and the transparent back electrode membrane, the transparent conduction membrane is not scribed so that the light transmittance is increased, a current conduction function is remained for completing the preparation of the transparent thin film solar cell, and a Laser scribing point can be circular or square and the like, can be different in forms and quantity, and can have different patterns and different transmittances. On the demand of meeting power and transmittance, a laser scribing method of the transparent thin film solar cell is added, and the requirement of a transparent thin film solar cell module in the industry is achieved.
Description
Affiliated technical field:
The present invention relates to a kind of novel battery technology, close and be practically applicable to light-permeable formula thin-film solar cells module, its purpose: improve thin-film solar cells module light transmission and visibility.
Background technology
Global environmental consciousness comes back and problem of energy crisis in recent years, and various countries release various eco-friendly power source concepts and novel idea one after another, and wherein a kind of be to use solar cell, providing of eco-friendly power source is provided.Utilize renewable resource solar energy, do not produce waste water,waste gas and industrial residue in power generation process ... wait the general think of of this novelty of secondary pollution lower, even positive release " photovoltaic-building one method (BIPV) " scheme, and then large-scale development and the application of promotion opto-electronics technology.And wherein, thin-film solar cells is product under this thinking, and thin-film solar cells is the large tracts of land molding, but because layers of material characteristic and pile mutually mutually Die forms the light-transmissive poor effect, can utilize range limited.
Summary of the invention
The present invention is about a kind of light-permeable formula thin-film solar cells laser line mode, and is not enough in order to overcome current thin film solar cell module prior art, to improve thin-film solar cells module light-transmissive.Make it to strengthen and be used in windowpane, the glass enclosure curtain ... wait the building structure possibility.Can provide under the electric power advantage at solar cell, effectively intercept direct sunlight, and then performance sunshade and appropriateness illumination balance, and the architectural appearance of beautifying function is also arranged.For achieving the above object, the operation technique scheme is a kind of light-permeable formula thin-film solar cells laser line mode, and its feature increases Laser delineation operation one in the thin-film solar cells preparation process.Finish a kind of light-permeable formula thin-film solar cells laser line mode, transparency carrier wherein, the transparency carrier material can be a kind of glass, quartz, signle crystal alumina, perspex or pliability transparent material, satisfying under power and the light transmission demand, increase a kind of light-permeable formula thin-film solar cells laser line mode, and the requirement of reaching industry light-permeable formula thin-film solar cells module.
Embodiment
Can realize that by figure one to figure three it is transparency carrier that thin-film solar cells prepares the chief component composition, nesa coating, amorphous silicon membrane, microcrystalline silicon film, transparent back electrode film and transparent back panel.Transparency carrier wherein, the transparency carrier material can be a kind of glass, quartz, signle crystal alumina, perspex or pliability transparent material.Hereby a kind of light-permeable formula of the present invention thin-film solar cells laser ruling is cooperated accompanying drawing, be described in detail as follows: see also figure one, be that a thin-film solar cells is simply narrated way for to carry out CVD (Chemical Vapor Deposition) method or sputtering method on a slice transparency carrier 1 ... etc., be prepared nesa coating 2 with the market accepted method, be prepared amorphous silicon membrane 3 with plasma enhanced CVD method or market accepted method again after finishing, be prepared microcrystalline silicon film 4 in order to plasma enhanced CVD method or market accepted method, then with CVD (Chemical Vapor Deposition) method or sputtering method ... etc., be prepared transparent back electrode film 5 with the market accepted method, finish the thin-film solar cells preparation.See also figure two, carry out a delineation 6 with laser in each single thin-film solar cells, and the delineation degree of depth is amorphous silicon membrane and transparent back electrode film, nesa coating is not delineated, finish the preparation of light-permeable formula thin-film solar cells to increase light transmission and to keep the electric current conduction function, and Laser delineation point can be circle, square or other form.See also figure three, carry out the thin-film solar cells encapsulation with transparent back panel 7, finish the encapsulation of light-permeable formula thin-film solar cells.See also figure four, positive for light-permeable formula thin-film solar cells module, because Laser delineates the difference of some form and quantity, different graphic and different light transmittance can be arranged.
Above explanation, just illustrative, nonrestrictive for the purpose of the present invention; those of ordinary skills understand; in the situation that does not break away from the spirit and scope that claim limits, can make many corrections, variation or equivalence, but all will fall within protection scope of the present invention.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
The first figure is that non-crystal silicon solar cell prepares schematic diagram.
The second figure is that light-permeable formula non-crystal silicon solar cell prepares schematic diagram.
The 3rd figure is light-permeable formula non-crystal silicon solar cell encapsulation schematic diagram.
The 4th figure is light-permeable formula non-crystal silicon solar cell module front schematic view.
The main element symbol description
1... transparency carrier
2... nesa coating
3... amorphous silicon membrane
4... microcrystalline silicon film
5... transparent back electrode film
6... improve light transmittance laser delineation
7... transparent back panel
Claims (3)
1. to prepare the chief component composition be transparency carrier to thin-film solar cells, nesa coating, amorphous silicon membrane, microcrystalline silicon film, transparent back electrode film and transparent back panel.Transparency carrier wherein, the transparency carrier material can be a kind of glass, quartz, signle crystal alumina, perspex or pliability transparent material.
2. light-permeable formula thin-film solar cells laser ruling, be that a thin-film solar cells is simply narrated way, to carry out CVD (Chemical Vapor Deposition) method or sputtering method on a slice transparency carrier ... etc., be prepared nesa coating with the market accepted method, be prepared amorphous silicon membrane with plasma enhanced CVD method or market accepted method again after finishing, be prepared microcrystalline silicon film in order to plasma enhanced CVD method or market accepted method, then with CVD (Chemical Vapor Deposition) method or sputtering method ... etc., be prepared transparent back electrode film with the market accepted method, finish the thin-film solar cells preparation.Carry out a delineation with laser in each single thin-film solar cells, and the delineation degree of depth is amorphous silicon membrane and transparent back electrode film, nesa coating is not delineated, finish the preparation of light-permeable formula thin-film solar cells to increase light transmission and to keep the electric current conduction function, and Laser delineation point can be circle, square or other form.Carry out the thin-film solar cells encapsulation with transparent back panel, finish the encapsulation of light-permeable formula thin-film solar cells.
3. light transmission film solar cell module is positive, because the difference of Laser delineation point form and quantity can have different graphic and different light transmittance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102293643A CN102931256A (en) | 2011-08-11 | 2011-08-11 | Laser scribing method of transparent thin film solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102293643A CN102931256A (en) | 2011-08-11 | 2011-08-11 | Laser scribing method of transparent thin film solar cell |
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| Publication Number | Publication Date |
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| CN102931256A true CN102931256A (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102293643A Pending CN102931256A (en) | 2011-08-11 | 2011-08-11 | Laser scribing method of transparent thin film solar cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047739A (en) * | 2015-06-24 | 2015-11-11 | 北京汉能光伏投资有限公司 | Light-transparent thin-film cell assembly with enclosed laser rays |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4795500A (en) * | 1985-07-02 | 1989-01-03 | Sanyo Electric Co., Ltd. | Photovoltaic device |
| WO2002005352A2 (en) * | 2000-07-06 | 2002-01-17 | Bp Corporation North America Inc. | Partially transparent photovoltaic modules |
| CN1710723A (en) * | 2005-07-01 | 2005-12-21 | 南开大学 | Silicon-film solar-cell integrated assembly and preparing technology |
| CN101800256A (en) * | 2010-03-12 | 2010-08-11 | 河南阿格斯新能源有限公司 | Film system of thin film solar cell, thin film solar cell and method for manufacturing thin film solar cell |
| CN201904352U (en) * | 2010-11-24 | 2011-07-20 | 吉富新能源科技(上海)有限公司 | Solar battery structure capable of cleaning impurities automatically |
-
2011
- 2011-08-11 CN CN2011102293643A patent/CN102931256A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4795500A (en) * | 1985-07-02 | 1989-01-03 | Sanyo Electric Co., Ltd. | Photovoltaic device |
| WO2002005352A2 (en) * | 2000-07-06 | 2002-01-17 | Bp Corporation North America Inc. | Partially transparent photovoltaic modules |
| CN1710723A (en) * | 2005-07-01 | 2005-12-21 | 南开大学 | Silicon-film solar-cell integrated assembly and preparing technology |
| CN101800256A (en) * | 2010-03-12 | 2010-08-11 | 河南阿格斯新能源有限公司 | Film system of thin film solar cell, thin film solar cell and method for manufacturing thin film solar cell |
| CN201904352U (en) * | 2010-11-24 | 2011-07-20 | 吉富新能源科技(上海)有限公司 | Solar battery structure capable of cleaning impurities automatically |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047739A (en) * | 2015-06-24 | 2015-11-11 | 北京汉能光伏投资有限公司 | Light-transparent thin-film cell assembly with enclosed laser rays |
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Application publication date: 20130213 |