CN201655556U - Dye-sensitized solar battery - Google Patents
Dye-sensitized solar battery Download PDFInfo
- Publication number
- CN201655556U CN201655556U CN 200920245966 CN200920245966U CN201655556U CN 201655556 U CN201655556 U CN 201655556U CN 200920245966 CN200920245966 CN 200920245966 CN 200920245966 U CN200920245966 U CN 200920245966U CN 201655556 U CN201655556 U CN 201655556U
- Authority
- CN
- China
- Prior art keywords
- dye
- back contact
- porous film
- electrolyte
- contact layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02E10/542—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
- 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
- Y02E10/549—Organic PV cells
Abstract
The utility model discloses a dye-sensitized solar battery, which comprises a glass baseplate, a semiconductor porous film, a dye, a back contact layer, an electrolyte and a counter electrode; the semiconductor porous film is arranged above the glass baseplate, the dye is arranged above the semiconductor porous film, the back contact layer is arranged above the dye, the electrolyte is arranged above the back contact layer, and the counter electrode is arranged above the electrolyte. The utility model has the characteristics that on the basis of an original dye-sensitized solar battery structure, ordinary glass is used for replacing FTO conductive glass with higher price as an anode baseplate, and meanwhile, a metal back contact layer is added. Light is partially absorbed by the dye on the semiconductor porous film after being emitted from one surface of the glass baseplate, and the other part of the incident light is not utilized, and the part of light can be reflected into a dye layer again by the back contact layer, thereby the light utilization ratio is improved, and meanwhile, the back contact layer also performs the action of collecting electrons and has the function of a battery electrode.
Description
Technical field
The utility model belongs to solar cell, relates to a kind of DSSC of new structure.
Background technology
Along with global energy crisis is serious day by day, the urgent hope of people can be found a kind of clean energy resource of sustainable development.Solar energy receives the concern of countries in the world day by day as a kind of inexhaustible natural energy source.DSSC is compared with the traditional silicon solar cell, makes simple, applied range, is subjected to global extensive concern, is considered to the most promising solar cell of future generation.
The conventional dyes sensitization solar battery mainly is made of successively following several parts: the SnO of doped with fluorine
2Transparent conducting glass (FTO), nano-TiO
2Porous membrane, dye sensitization layer, electrolyte and the FTO that is coated with the platinum layer are to electrode.Because battery plus-negative plate all adopts the FTO electro-conductive glass, and the current market price of this glass is more expensive, is about 1000 yuan/m
2, account for 60%～70% of dye-sensitized solar cells total cost.If can reduce the use of FTO electro-conductive glass, the cost of DSSC is descended greatly, increase its market competitiveness.
Summary of the invention
The purpose of this utility model is by designing a kind of DSSC with new structure to reduce the battery production cost.
The DSSC that kind has back contact constitutes by glass substrate, semiconductor porous film, dyestuff, back contact, electrolyte with to electrode; Being semiconductor porous film above the glass substrate, is dyestuff above the semiconductor porous film, is back contact above the dyestuff, is electrolyte above the back contact, is to electrode above the electrolyte.
Described glass substrate is a simple glass.
Described semiconductor porous film is TiO
2Film, ZnO film, other wide bandgap semiconductor oxide or their composite membrane.
Described dyestuff is bipyridyl ruthenium dye or natural dye, bipyridyl ruthenium class dyestuff such as N719, N3, Z907, CYC-B1 etc., natural dye such as cumarin, porphyrin, perylene, carotenoid, Hua Jingsu etc.
Described back contact is a kind of porous metallic layers, as indium metal, silver, aluminium, titanium, iron, nickel and gold, and preferable alloy aluminium and titanium layer.
Described electrolyte is the liquid electrolyte that contains iodine and lithium iodide.
Described is to be deposited on metal platinum electrode or the graphite electrode that has catalytic action on the electro-conductive glass to electrode.
Characteristics of the present utility model are on original DSSC architecture basics, replace the more expensive FTO electro-conductive glass of price as anode substrate with simple glass, have increased a metal backing contact layer simultaneously.Light is after the incident of glass substrate one side, partially absorbed by the dyestuff on the semiconductor porous film, some incident light is not utilized in addition, back contact can reflex to this part light in the dye coating again, improve the utilance of light, back contact also plays the effect of collecting electronics simultaneously, has the function of battery electrode.
Effect benefit of the present utility model is, replace the FTO electro-conductive glass with simple glass and use, can effectively reduce the production cost of battery, simultaneously the adding of metal backing contact layer as anode substrate, improve utilization of incident light, helped the raising of solar cell properties.
Description of drawings
Fig. 1 is the DSSC structure chart that has the metal backing contact layer.
Wherein: 1 is glass substrate; 2 is semiconductor porous film; 3 is dyestuff; 4 is back contact; 5 is electrolyte; 6 is to electrode.
Embodiment
Be described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of DSSC that has the metal backing contact layer constitutes by glass substrate 1, semiconductor porous film 2, dyestuff 3, back contact 4, electrolyte 5 with to electrode 6; Being semiconductor porous film 2 above the glass substrate 1, is dyestuff 3 above the semiconductor porous film 2, is back contact 4 above the dyestuff 3, is electrolyte 5 above the back contact 4, is to electrode 6 above the electrolyte 5.
Its glass substrate 1 is a simple glass.Semiconductor porous film 2 is TiO
2, ZnO or other wide bandgap semiconductor oxide and their composite membrane.Dyestuff 3 is for the strong dyestuff that absorbs is arranged at visible region, as bipyridyl ruthenium dye or natural dye.Back contact 4 is a kind of porous metallic layers, as indium metal, silver, aluminium, titanium, iron, nickel and gold, and preferable alloy aluminium and titanium layer.Electrolyte 5 is for containing the liquid electrolyte of iodine and KI.To electrode 6 is to be deposited on metal platinum electrode or the graphite electrode that has catalytic action on electro-conductive glass or the conductive resin substrate.
Above content is to further describing that the utility model is done in conjunction with concrete preferred implementation; can not assert that embodiment of the present utility model only limits to this; for the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the utility model and determine scope of patent protection by claims of being submitted to.
Claims (5)
1. DSSC constitutes by glass substrate (1), semiconductor porous film (2), dyestuff (3), back contact (4), electrolyte (5) with to electrode (6); It is characterized in that, being semiconductor porous film (2) above the glass substrate (1), is dyestuff (3) above the semiconductor porous film (2), is back contact (4) above the dyestuff (3), being electrolyte (5) above the back contact (4), is to electrode (6) above the electrolyte (5).
2. a kind of DSSC according to claim 1 is characterized in that, described glass substrate (1) is a simple glass.
3. a kind of DSSC according to claim 1 is characterized in that, described semiconductor porous film (2) is TiO
2Film or ZnO film.
4. described a kind of DSSC according to claim 1 is characterized in that described back contact (4) is a kind of porous metallic layers, and this metal level is indium, silver, aluminium, titanium, iron, nickel or gold.
5. described a kind of DSSC according to claim 1 is characterized in that, described is to be deposited on metal platinum electrode or the graphite electrode that has catalytic action on the electro-conductive glass to electrode (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920245966 CN201655556U (en) | 2009-12-24 | 2009-12-24 | Dye-sensitized solar battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920245966 CN201655556U (en) | 2009-12-24 | 2009-12-24 | Dye-sensitized solar battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655556U true CN201655556U (en) | 2010-11-24 |
Family
ID=43120800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920245966 Expired - Fee Related CN201655556U (en) | 2009-12-24 | 2009-12-24 | Dye-sensitized solar battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655556U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT518339A1 (en) * | 2016-02-03 | 2017-09-15 | Sfl Tech Gmbh | Capacitor for an electrical circuit and electrical circuit |
| CN107658136A (en) * | 2017-09-30 | 2018-02-02 | 运城学院 | The preparation method of DSSC |
| CN109166731A (en) * | 2012-05-08 | 2019-01-08 | 株式会社Lg化学 | Dye-sensitized solar cells and preparation method thereof |
| CN110892496A (en) * | 2016-07-29 | 2020-03-17 | 埃塞格运营公司 | Photovoltaic device with light absorbing layer comprising a plurality of grains of doped semiconductor material |
-
2009
- 2009-12-24 CN CN 200920245966 patent/CN201655556U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166731A (en) * | 2012-05-08 | 2019-01-08 | 株式会社Lg化学 | Dye-sensitized solar cells and preparation method thereof |
| AT518339A1 (en) * | 2016-02-03 | 2017-09-15 | Sfl Tech Gmbh | Capacitor for an electrical circuit and electrical circuit |
| CN110892496A (en) * | 2016-07-29 | 2020-03-17 | 埃塞格运营公司 | Photovoltaic device with light absorbing layer comprising a plurality of grains of doped semiconductor material |
| CN110892496B (en) * | 2016-07-29 | 2021-08-13 | 埃塞格运营公司 | Photovoltaic device with light absorbing layer comprising a plurality of grains of doped semiconductor material |
| US11222988B2 (en) | 2016-07-29 | 2022-01-11 | Exeger Operations Ab | Photovoltaic device having a light absorbing layer including a plurality of grains of a doped semiconducting material |
| CN107658136A (en) * | 2017-09-30 | 2018-02-02 | 运城学院 | The preparation method of DSSC |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20141224 |
|
| EXPY | Termination of patent right or utility model |