CN107546282A - A kind of graphene solar cell - Google Patents
A kind of graphene solar cell Download PDFInfo
- Publication number
- CN107546282A CN107546282A CN201610481286.9A CN201610481286A CN107546282A CN 107546282 A CN107546282 A CN 107546282A CN 201610481286 A CN201610481286 A CN 201610481286A CN 107546282 A CN107546282 A CN 107546282A
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- electrode layer
- layer
- solar cell
- upper electrode
- photoelectric conversion
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 31
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 230000005622 photoelectricity Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 5
- 241001466460 Alveolata Species 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- Y02E10/547—Monocrystalline silicon PV cells
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- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of graphene solar cell, include photoelectric conversion layer, upper electrode layer and lower electrode layer, the photoelectric conversion layer has opposing sides, wherein one side of the upper electrode layer located at the photoelectric conversion layer, the lower electrode layer is located at the other one side of the photoelectric conversion layer, the upper electrode layer is square, cross groove is provided with the top of the upper electrode layer, the cross groove extends to four vertical end faces of the upper electrode layer, the lower electrode layer is square, it is raised that the lower electrode layer bottom is provided with cross, the cross projection extends to four vertical end faces of the lower electrode layer, the cross groove and the cross projection match.Graphene solar cell provided by the invention, manufacturing cost is low, electricity conversion is high.
Description
Technical field
The present invention relates to technical field of graphene, is to be related to a kind of graphene solar cell more specifically.
Background technology
In recent years, solar cell is just playing increasingly as a kind of new green power in the sustainable development of the mankind
Important effect.Wherein, the share of silica-based solar cell, particularly crystal silicon solar energy battery occuping market about 90%.
But compared with conventional power generation usage, solar cell power generation cost is still higher, limits large-area applications.Solar cell power generation into
One of the reason for this is higher is that battery manufacture cost is higher, and another main cause is that its electricity conversion is relatively low.
Since grapheme material is after 2004 are prepared by stabilization first, increasing research finds graphene
Material has excellent electricity, optical property, such as high carrier mobility, the Young's modulus that high printing opacity is new, high.These
Unique property makes graphene be possible to be widely used in field of photovoltaic power generation.At present, existing researcher using graphene with
And the hetero-junctions that silicon materials are formed makes solar cell, measures highest transformation efficiency 8.6%.This efficiency and current crystalline silicon are too
Positive electricity pond monocrystalline silicon main flow is into production efficiency 18.5%~19.0% compared to also low.In addition to crystalline silicon, graphene in other types too
Application on positive energy battery also has research, such as organic solar batteries, compound solar cell, but obtained efficiency is not
It is high.
As it was previously stated, do not obtain can also be with current solar energy for application study of the grapheme material in terms of solar cell
The progress that battery industry technology is mutually equal to, it is desirable to realize the application of graphene in solar cells, play its unique thing
Characteristic is managed, also many technology development works will be done.
At present, producer configures the Top electrode of solar cell and bottom electrode upward, then the conduction material with enough width
Material is electrically connected in the Top electrode and bottom electrode of solar cell, with multiple solar cells of connecting, is improved voltage, is avoided electricity
The loss of energy, however, although such a mode is avoided that upset solar cell, but must expend a large amount of conductive materials, cause
Solar cell has to be covered compared with many areas by conductive material, and reduces the efficiency that solar cell converts light energy into electric energy.
Moreover, conductive material has to more accurately align relative to solar cell, can avoid being electrically connected with bad situation
Occur, and then increase the degree of difficulty in manufacture.
The content of the invention
In view of this, it is an object of the invention to propose a kind of manufacturing cost is low, electricity conversion is high graphene too
Positive energy battery.
To achieve these goals, technical scheme is as follows：
A kind of graphene solar cell, including photoelectric conversion layer, upper electrode layer and lower electrode layer, the photoelectric conversion layer
With opposing sides, the upper electrode layer is located at the light located at wherein one side, the lower electrode layer of the photoelectric conversion layer
The other one side of electric conversion layer, the upper electrode layer are square, are provided with cross groove at the top of the upper electrode layer, described ten
Font groove extends to four vertical end faces of the upper electrode layer, and the lower electrode layer is square, the lower electrode layer bottom
Raised provided with cross, the cross projection extends to four vertical end faces of the lower electrode layer, the cross groove and
The cross projection is matched, and the photoelectric conversion layer and the upper electrode layer are brought into close contact, the photoelectric conversion layer and institute
State lower electrode layer to be brought into close contact, the photoelectric conversion layer is graphene layer, and the upper electrode layer surface is provided with multiple be uniformly distributed
Upper through hole, the lower electrode layer surface is provided with multiple equally distributed lower through-holes.
As a kind of preferred embodiment of the present invention, a diameter of 0.1~0.2mm of the upper through hole.
As a kind of preferred embodiment of the present invention, a diameter of 0.1~0.2mm of the lower through-hole.
As a kind of preferred embodiment of the present invention, the upper surface of the graphene layer is alveolate texture.
As a kind of preferred embodiment of the present invention, the lower surface of the graphene layer is alveolate texture.
As a kind of preferred embodiment of the present invention, four angles of the upper electrode layer are oblique angle or fillet.
As a kind of preferred embodiment of the present invention, four angles of the lower electrode layer are oblique angle or fillet.
Compared with prior art, beneficial effects of the present invention are as follows：Graphene solar cell provided by the invention, manufacture
Cost is low, electricity conversion is high.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing.
Fig. 1 is the structural representation of upper electrode layer in the present invention；
Fig. 2 is Fig. 1 A-A schematic cross-sectional views；
Fig. 3 is arrangement schematic diagram when multiple upper electrode layers use in the present invention.
Reference：1st, upper electrode layer, 2, cross groove.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
As shown in Figures 1 to 3, a kind of graphene solar cell, including photoelectric conversion layer, upper electrode layer 1 and lower electrode layer,
The photoelectric conversion layer has opposing sides, and the upper electrode layer 1 is located at the wherein one side of the photoelectric conversion layer, the lower electricity
Pole layer is located at the other one side of the photoelectric conversion layer, and the upper electrode layer 1 is square, and the top of upper electrode layer 1 is provided with
Cross groove 2, the cross groove 2 extend to four vertical end faces of the upper electrode layer 1, and upper electrode layer 1 views from above it
Four length of sides are L, and the wide D of cross groove 2, high h size can be adjusted according to actual conditions, and the lower electrode layer is just
Cube, the lower electrode layer bottom are provided with that cross is raised, and the cross projection extend to the lower electrode layer four are vertical
End face, the cross groove 2 and the cross projection match, and the photoelectric conversion layer and the upper electrode layer 1 are close
Fitting, the photoelectric conversion layer and the lower electrode layer be brought into close contact, and the photoelectric conversion layer is graphene layer, the Top electrode
1 surface of layer is provided with multiple equally distributed upper through holes, and the lower electrode layer surface is provided with multiple equally distributed lower through-holes.
In the present embodiment, on upper electrode layer 1 and there is cross groove 2, lower electrode layer is provided with cross projection, cross
Groove 2 can be raised identical with cross, in use, can accurately align, does not have and is electrically connected with bad situation generation, greatly
It is big to reduce manufacturing cost, and through hole and lower through-hole are respectively equipped with upper electrode layer 1 and lower electrode layer, light can be greatly increased
Irradiated area, so as to improve photoelectric transformation efficiency, wherein, a diameter of 0.1~0.2mm of the upper through hole, the lower through-hole
A diameter of 0.1~0.2mm.
In the present embodiment, the upper surface of the graphene layer is alveolate texture, can greatly increase the receiving area of light,
Further improve photoelectric transformation efficiency.
In the present embodiment, the lower surface of the graphene layer is alveolate texture, can greatly increase the receiving area of light,
Further improve photoelectric transformation efficiency.
In the present embodiment, four angles of the upper electrode layer are oblique angle or fillet, to reduce the possibility for damage of colliding with.
In the present embodiment, four angles of the lower electrode layer are oblique angle or fillet, to reduce the possibility for damage of colliding with.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification for being made, equivalent substitution etc., it should be included in the scope of the protection.
Claims (7)
1. a kind of graphene solar cell, it is characterised in that described including photoelectric conversion layer, upper electrode layer and lower electrode layer
Photoelectric conversion layer has opposing sides, and the upper electrode layer is located at the wherein one side of the photoelectric conversion layer, the lower electrode layer
Located at the other one side of the photoelectric conversion layer, the upper electrode layer is square, and cross is provided with the top of the upper electrode layer
Groove, the cross groove extend to four vertical end faces of the upper electrode layer, and the lower electrode layer is square, under described
It is raised that electrode layer bottom is provided with cross, and the cross projection extends to four vertical end faces of the lower electrode layer, and described ten
Font groove and the cross projection are matched, and the photoelectric conversion layer and the upper electrode layer are brought into close contact, the photoelectricity
Conversion layer and the lower electrode layer are brought into close contact, and the photoelectric conversion layer is graphene layer, and the upper electrode layer surface is provided with more
Individual equally distributed upper through hole, the lower electrode layer surface are provided with multiple equally distributed lower through-holes.
2. graphene solar cell as claimed in claim 1, it is characterised in that a diameter of the 0.1 of the upper through hole~
0.2mm。
3. graphene solar cell as claimed in claim 1, it is characterised in that a diameter of the 0.1 of the lower through-hole~
0.2mm。
4. graphene solar cell as claimed in claim 1, it is characterised in that the upper surface of the graphene layer is honeycomb
Shape structure.
5. graphene solar cell as claimed in claim 1, it is characterised in that the lower surface of the graphene layer is honeycomb
Shape structure.
6. graphene solar cell as claimed in claim 1, it is characterised in that four angles of the upper electrode layer are oblique angle
Or fillet.
7. graphene solar cell as claimed in claim 1, it is characterised in that four angles of the lower electrode layer are oblique angle
Or fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481286.9A CN107546282A (en) | 2016-06-28 | 2016-06-28 | A kind of graphene solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481286.9A CN107546282A (en) | 2016-06-28 | 2016-06-28 | A kind of graphene solar cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107546282A true CN107546282A (en) | 2018-01-05 |
Family
ID=60962107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610481286.9A Pending CN107546282A (en) | 2016-06-28 | 2016-06-28 | A kind of graphene solar cell |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956728A (en) * | 2011-08-24 | 2013-03-06 | 神讯电脑(昆山)有限公司 | Solar device and use method thereof |
| CN103477448A (en) * | 2011-03-29 | 2013-12-25 | 加州理工学院 | Graphene-based multi-junctions flexible solar cell |
| TW201417312A (en) * | 2012-10-17 | 2014-05-01 | Tsec Corp | Solar cell having damascened backside electrode and manufacturing method thereof |
| CN203607056U (en) * | 2013-10-25 | 2014-05-21 | 黑龙江省康格尔科技有限公司 | Electrical equipment convenient to assemble |
| CN203761326U (en) * | 2014-03-27 | 2014-08-06 | 李蓬勃 | Solar cell module |
| CN104091840A (en) * | 2014-07-28 | 2014-10-08 | 六安市大宇高分子材料有限公司 | Selective emitter solar cell |
| CN204481052U (en) * | 2015-03-16 | 2015-07-15 | 林前锋 | A kind of graphene battery |
| CN204792820U (en) * | 2015-06-27 | 2015-11-18 | 莆田市威特电子有限公司 | Amorphous silicon thin film solar cell |
| CN204857757U (en) * | 2015-08-10 | 2015-12-09 | 苏州阿特斯阳光电力科技有限公司 | Many main grids solar module |
-
2016
- 2016-06-28 CN CN201610481286.9A patent/CN107546282A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103477448A (en) * | 2011-03-29 | 2013-12-25 | 加州理工学院 | Graphene-based multi-junctions flexible solar cell |
| CN102956728A (en) * | 2011-08-24 | 2013-03-06 | 神讯电脑(昆山)有限公司 | Solar device and use method thereof |
| TW201417312A (en) * | 2012-10-17 | 2014-05-01 | Tsec Corp | Solar cell having damascened backside electrode and manufacturing method thereof |
| CN203607056U (en) * | 2013-10-25 | 2014-05-21 | 黑龙江省康格尔科技有限公司 | Electrical equipment convenient to assemble |
| CN203761326U (en) * | 2014-03-27 | 2014-08-06 | 李蓬勃 | Solar cell module |
| CN104091840A (en) * | 2014-07-28 | 2014-10-08 | 六安市大宇高分子材料有限公司 | Selective emitter solar cell |
| CN204481052U (en) * | 2015-03-16 | 2015-07-15 | 林前锋 | A kind of graphene battery |
| CN204792820U (en) * | 2015-06-27 | 2015-11-18 | 莆田市威特电子有限公司 | Amorphous silicon thin film solar cell |
| CN204857757U (en) * | 2015-08-10 | 2015-12-09 | 苏州阿特斯阳光电力科技有限公司 | Many main grids solar module |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180105 |