CN105846760A - Integrated solar cell for actively capturing solar energy and stored energy - Google Patents
Integrated solar cell for actively capturing solar energy and stored energy Download PDFInfo
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- CN105846760A CN105846760A CN201510015634.9A CN201510015634A CN105846760A CN 105846760 A CN105846760 A CN 105846760A CN 201510015634 A CN201510015634 A CN 201510015634A CN 105846760 A CN105846760 A CN 105846760A
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The invention discloses an integrated solar cell for actively capturing solar energy and stored energy. The whole cell consists of a Ti metal mesh, electrolyte, a permselective membrane, a porous electrode, Li2O2 particles, a lithium metal electrode, a discharge positive electrode, a discharge negative electrode, a connection wire, an insulating filling material, a housing, a dye sensitizer molecular layer, a TiO2 nanowire rod, a dust hood, and a backing plate. During charging, the cell enables luminous energy to be converted into electric energy, stores the electric energy, and discharges oxygen. During discharging, the electric energy is consumed through an external circuit, and the oxygen is absorbed, thereby enabling the capturing and storage of the solar energy to be implemented in one device, achieving the storage of the solar energy in the cell with no electricity loss, and finally achieving the utilization of green, clean and low-cost energy.
Description
Technical field
A kind of integral solar energy battery actively capturing solar energy and energy storage of the present invention, refers to capture the technical field of solar electrical energy generation, a kind of two-in-one battery capturing solar energy energy storage.
Background technology
Traditional solaode can only convert solar energy into electrical energy, during the electric energy behind downtown areas, conversion directly can be used up or be connected to the grid.But, in remote mountain area, electric power system is undeveloped, it is impossible to be directly incorporated into electrical network, then, needs electrical power storage that solaode sends in accumulator.But, during the electricity sent by solaode is stored in the accumulator of outside, will result in electricity loss of energy.In order to solve this problem, the most all setting about research, how can accumulator be put into inside solar cell, the process of power generation process and storage electric energy is united two into one, the transfer forming electronics realizes at inside battery, electronics or electricity loss of energy would not occur, it is ensured that battery has the technology efficiently utilizing solar energy.
Summary of the invention
It is an object of the invention to combining research section both domestic and external topic, research and develop a kind of effective capture solar energy and the solar electrical energy generation of the such two kinds of function two-in-one of energy savings, make device have efficiently, clean and a kind of integral solar energy battery actively capturing solar energy and energy storage of the advantage such as low cost.
Its technology is achieved in that and includes Ti wire netting, electrolyte, and selectivity passes through barrier film, porous electrode, Li2O2Granule, selectivity passes through barrier film, metal lithium electrode, and discharge positive pole, and discharge negative pole, connects wire, insulation filler, shell, dye-sensitized molecules layer, TiO2Nanometer bar, hide dust hood, backing plate, it is characterised in that: whole cell sealing and fixing in the enclosure, the Ti wire netting being arranged above with facing sunlight of shell, above Ti wire netting on be evenly equipped with TiO2Nanometer bar, TiO2Nanometer bar periphery is attached with dye-sensitized molecules, and the centre in shell is fixed with netted porous electrode, is built-in with Li2O2Porous electrode one end of granule is connected with the electric discharge positive pole being located at outside shell, bottom in shell is provided with metal lithium electrode, metal lithium electrode is connected with the electric discharge negative pole being located at outside shell, Ti wire netting connects by connecting wire and metal lithium electrode, connect wire isolate with the structure in shell by insulation filler and insulate, metal lithium electrode and porous electrode, it is respectively equipped with insulation between porous electrode and Ti wire netting but ion and the freely through selectivity of electronics can be made to pass through barrier film through barrier film and selectivity, electrolyte it is full of in the cavity of the shell between Ti wire netting and metal lithium electrode, shell upper end is provided with screening dust hood, hide and be provided with plate pad between dust hood and shell, described plate mat thickness is between 0.5 ~ 2mm.
Described charging process is to be stored in lithium-air battery by the electric energy that DSSC produces.In charging process, electronics and ion transfer process in whole system be: dye molecule is excited to excited state by ground state after being shined upon, then, it is in the conduction band that the dye molecule of excited state injects electrons into titanium dioxide semiconductor, electrons spread is to Ti wire netting and along with wire moves to metal lithium electrode, at the Li of metal lithium electrode near zone+Obtain electronically forming lithium simple substance to be attached on metal lithium electrode, and come from the Li in oxygen electrode2O2By the I in electrolyte+It is oxidized to Li+And O2, I+It is reduced to
.Meanwhile, the dye molecule of excited state can also quiltIt is reduced to the dye molecule of ground state, and repeats said process.Along with Li2O2Continuous decomposition, finally realize electric energy and be stored in lithium-air battery.
Described electrode electrode reaction in discharge process is respectively as follows:
Negative pole:
Positive pole:
Overall reaction:
Therefore, in discharge process, the transfer process of electronics is, the lithium metal of negative pole loses electronics, Li+Diffuse to oxygen electrode, electronics then along external circuit through overload laggard enter oxygen electrode, and on oxygen electrode with enter oxygen therein and Li+Form Li2O2。
The invention have benefit that, by the capture of solar energy be stored in same device realization, thus realize on the basis of not losing electricity, solar energy is stored in accumulator, finally realizes green, cleaning and the utilization of the cheap energy.
Accompanying drawing explanation
Fig. 1 is that master of the present invention regards sectional structure schematic diagram；
Fig. 2 is plan structure schematic diagram of the present invention；
Fig. 3 is the present invention netted DSSC plate side enlarged diagram；
Wherein, 1-Ti wire netting, 2-electrolyte, 3-selectivity passes through barrier film, 4-porous electrode, 5-Li2O2Granule, 6-selectivity passes through barrier film, 7-metal lithium electrode, and 8-discharges positive pole, and 9-discharges negative pole, and 10-connects wire, 11-insulation filler, 12-shell, 13-dye-sensitized molecules layer, 14-TiO2Nanometer bar, 15-backing plate, 16-hide dust hood.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described:
Seeing accompanying drawing 1,2,3, whole cell sealing is also fixed in shell 12, the Ti wire netting 1 being arranged above with facing sunlight of shell 12, and Ti wire netting 1 is evenly equipped with TiO on above2Nanometer bar 14, TiO2Nanometer bar 14 periphery is attached with dye-sensitized molecules 13, and the centre in shell 12 is fixed with netted porous electrode 4, is built-in with Li2O2nullPorous electrode 4 one end of granule 5 is connected with the electric discharge positive pole 8 being located at outside shell 12，Bottom in shell 12 is provided with metal lithium electrode 7，Metal lithium electrode 7 is connected with the electric discharge negative pole 9 being located at outside shell 12，Ti wire netting 1 connects by connecting wire 10 and metal lithium electrode 7，Connect wire 10 isolate with the structure in shell 12 by insulation filler 11 and insulate，Metal lithium electrode 7 and porous electrode 4、It is respectively equipped with insulation between porous electrode 4 and Ti wire netting 1 but ion and the freely through selectivity of electronics can be made to pass through barrier film 6 through barrier film 3 and selectivity，Electrolyte 2 it is full of in the cavity of the shell 12 between Ti wire netting 1 and metal lithium electrode 7，Shell 12 upper end is provided with screening dust hood 15，Hide and be provided with plate pad 16 between dust hood 15 and shell 12，Described plate pad 16 thickness is at 0.5mm.
Seeing accompanying drawing 1,2,3, first, dye-sensitized molecules 13 is excited to excited state by after sunlight by ground state, and then, the dye-sensitized molecules 13 being in excited state injects electrons into TiO2In the conduction band of nanometer bar 14, then, TiO2Electrons spread in nanometer bar 14 conduction band is to Ti wire netting 1 and along with wire moves to metal lithium electrode 7, at the Li of metal lithium electrode 7 near zone+Obtain electronically forming lithium simple substance to be attached on metal lithium electrode 7, and come from the Li in oxygen electrode2O2By the I in electrolyte+It is oxidized to Li+And O2, I+It is reduced to.Meanwhile, the dye-sensitized molecules 13 of excited state can also quiltIt is reduced to the dye molecule of ground state, and repeats said process.Along with Li2O2Continuous decomposition, finally realize electric energy and be stored in lithium-air battery.The process of charging is exactly the process being stored in by the electric energy produced in DSSC and forming lithium-air battery between metal lithium electrode 7 and porous electrode 4.During electric discharge, in discharge process, electrode reaction is respectively as follows:
Negative pole:
Positive pole:
Overall reaction:
The transfer process of electronics is, the metal lithium electrode 7 of negative pole loses electronics, Li+Diffuse to oxygen electrode, electronics then along external circuit through overload laggard enter porous electrode 4, and on porous electrode 4 with enter oxygen therein and Li+Form Li2O2.This battery is similar to the photosynthesis of plant, and during illumination, battery converts light energy into electrical energy for storage wherein, discharges oxygen simultaneously；Cancelling illumination, during electric discharge, electric energy is consumed by external circuit, absorbs oxygen simultaneously.
Should be understood that these embodiments are merely to illustrate the present invention rather than limit the scope of the present invention.In addition, it is to be understood that after having read the content that the present invention lectures, the present invention can be made various changes or modifications by those skilled in the art, and these equivalent form of values fall within the application appended claims limited range equally.
Claims (2)
1. actively capture an integral solar energy battery for solar energy and energy storage, including Ti wire netting, electrolyte, selectivity through barrier film, porous electrode, Li2O2Granule, metal lithium electrode, electric discharge positive pole, electric discharge negative pole, connection wire, insulation filler, shell, dye-sensitized molecules layer, TiO2Nanometer bar, hide dust hood, backing plate, it is characterised in that: whole cell sealing and fixing in the enclosure, the Ti wire netting being arranged above with facing sunlight of shell, above Ti wire netting on be evenly equipped with TiO2Nanometer bar, TiO2Nanometer bar periphery is attached with dye-sensitized molecules, and the centre in shell is fixed with netted porous electrode, is built-in with Li2O2Porous electrode one end of granule is connected with the electric discharge positive pole being located at outside shell, bottom in shell is provided with metal lithium electrode, metal lithium electrode is connected with the electric discharge negative pole being located at outside shell, Ti wire netting connects by connecting wire and metal lithium electrode, connect wire isolate with the structure in shell by insulation filler and insulate, metal lithium electrode and porous electrode, it is respectively equipped with insulation between porous electrode and Ti wire netting but ion and the freely through selectivity of electronics can be made to pass through barrier film through barrier film and selectivity, electrolyte it is full of in the cavity of the shell between Ti wire netting and metal lithium electrode, shell upper end is provided with screening dust hood, hide and be provided with plate pad between dust hood and shell；
Its charging process is to be stored in lithium-air battery by the electric energy that DSSC produces, in charging process, dye molecule is excited to excited state by ground state after being shined upon, it is in the conduction band that the dye molecule of excited state injects electrons into titanium dioxide semiconductor, electrons spread is to Ti wire netting and along with wire moves to metal lithium electrode, at the Li of metal lithium electrode near zone+Obtain electronically forming lithium simple substance to be attached on metal lithium electrode, and the Li in oxygen electrode2O2By the I in electrolyte+It is oxidized to Li+And O2, I+It is reduced to
, meanwhile, the dye molecule of excited state can also quiltIt is reduced to the dye molecule of ground state, and repeats said process, along with Li2O2Continuous decomposition, finally realize electric energy and be stored in lithium-air battery；Electrode electrode reaction in discharge process is respectively as follows:
Negative pole:
Positive pole:
Overall reaction:
In its discharge process, the transfer process of electronics is, the lithium metal of negative pole loses electronics, Li+Diffuse to oxygen electrode, electronics then along external circuit through overload laggard enter oxygen electrode, and on oxygen electrode with enter oxygen therein and Li+Form Li2O2。
A kind of integral solar energy battery actively capturing solar energy and energy storage the most according to claim 1, it is characterised in that: described plate mat thickness is between 0.5 ~ 2mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510015634.9A CN105846760A (en) | 2015-01-13 | 2015-01-13 | Integrated solar cell for actively capturing solar energy and stored energy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510015634.9A CN105846760A (en) | 2015-01-13 | 2015-01-13 | Integrated solar cell for actively capturing solar energy and stored energy |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090311605A1 (en) * | 2008-06-16 | 2009-12-17 | Polyplus Battery Company | Cathodes and reservoirs for aqueous lithium/air battery cells |
| CN102157763A (en) * | 2011-03-09 | 2011-08-17 | 哈尔滨工业大学 | Lithium/air battery |
| CN102263311A (en) * | 2011-06-27 | 2011-11-30 | 清华大学 | Bipolar-structured lithium-air battery |
| CN102646839A (en) * | 2012-03-30 | 2012-08-22 | 中国科学院青岛生物能源与过程研究所 | Carbon material and carbon composite material used for air electrode of lithium air battery |
-
2015
- 2015-01-13 CN CN201510015634.9A patent/CN105846760A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090311605A1 (en) * | 2008-06-16 | 2009-12-17 | Polyplus Battery Company | Cathodes and reservoirs for aqueous lithium/air battery cells |
| CN102157763A (en) * | 2011-03-09 | 2011-08-17 | 哈尔滨工业大学 | Lithium/air battery |
| CN102263311A (en) * | 2011-06-27 | 2011-11-30 | 清华大学 | Bipolar-structured lithium-air battery |
| CN102646839A (en) * | 2012-03-30 | 2012-08-22 | 中国科学院青岛生物能源与过程研究所 | Carbon material and carbon composite material used for air electrode of lithium air battery |
Non-Patent Citations (1)
| Title |
|---|
| MINGZHE YU 等: "《Integrating a redox-coupled dye-sensitized photoelectrode into a lithium-oxygen battery for photoassisted charging》", 《NATURE COMMUNICATIONS》 * |
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