CN102543450A - Method for producing solid-state dye sensitization solar battery under magnetic field - Google Patents

Method for producing solid-state dye sensitization solar battery under magnetic field Download PDF

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Publication number
CN102543450A
CN102543450A CN2012100240538A CN201210024053A CN102543450A CN 102543450 A CN102543450 A CN 102543450A CN 2012100240538 A CN2012100240538 A CN 2012100240538A CN 201210024053 A CN201210024053 A CN 201210024053A CN 102543450 A CN102543450 A CN 102543450A
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solid
magnetic field
solar cell
sensitized solar
state dye
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CN102543450B (en
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杨英
郭学益
王惟嘉
易鹏飞
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Central South University
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Central South University
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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
    • 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

A method for producing a solid-state dye sensitization solar battery under a magnetic field includes the following steps: 1 producing titanium dioxide (TiO2) light anode for dye sensitization, 2 producing magnetic polymer electrolytes, and 3 producing the solid-state dye sensitization solar battery under the magnetic field. The method for producing the solid-state dye sensitization solar battery under the magnetic field is simple and easy and high in photoelectric conversion efficiency when the solid-state dye sensitization solar battery produced with the method is used.

Description

A kind of magnetic field is the method for the solid-state dye sensitized solar cell of preparation down
Technical field
The present invention relates to a kind of method for preparing solid-state dye sensitized solar cell, especially relate to the method for the solid-state dye sensitized solar cell of preparation under a kind of magnetic field.
Background technology
Compare with traditional silicon solar cell, DSSC is the higher relatively novel green electrooptical device of a kind of cheapness, efficient.The major part of DSSC is a TiO 2| dyestuff | electrolytical sandwich structure.The liquid dye sensitization solar battery is with I at present -And I 3 -The liquid solution of oxidation-reduction pair is an electrolyte; Because the flowability of liquid electrolyte makes cell package difficult, easy to leak causes the poor stability of DSSC, is difficult to industrial applications.Solid-state dye sensitized solar cell is the development trend of current DSSC in the world, but the solid polymer electrolyte ionic conductivity is low, to light anode TiO 2Permeability of the membrane is bad, has restricted its development.
Summary of the invention
The technical problem that the present invention will solve is; Overcome that the polymer dielectric conductivity is low in the prior art, permeability is bad and cause the not good enough defective of solar cell properties; The method of the solid-state dye sensitized solar cell of preparation under a kind of magnetic field is provided; Use the solar cell of this method preparation, electricity conversion is high.
The present invention solve the technical problem the technical scheme that is adopted: a kind of magnetic field is the method for the solid-state dye sensitized solar cell of preparation down, may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip is coated on conductive glass surface, makes it film forming, through 450-500 oC handled after 30-60 minute, put into 0.4-0.6 * 10 -3Mol/L (preferred 0.5 * 10 -3Mol/L) room temperature sensitization 12-25 hours (preferred 20 hours) in the middle of N719 dyestuff (i.e. two (TBuA) cis-two (isothiocyanos) two (2,2'-bipyridine-4,4'-dicarboxylic acids) ruthenium (the II)) ethanol solution gets the TiO of dye sensitization 2The light anode;
Said TiO 2Solid-to-liquid ratio=the 1:3-9 of slip (preferred 1:4);
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 85-97%, polysaccharide polymer 1-10%, magnetic nano powder modifier 1-5%, the inorganic mixture 0.3-0.6% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add polysaccharide polymer earlier, then at 60-90 oThe C water bath with thermostatic control was stirred 1-4 hour down, added magnetic nano powder modifier again, at 60-90 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
The preferred agarose of said polysaccharide polymer, cellulose or shitosan;
In the inorganic mixture of said lithium iodide and iodine, the mass percent of lithium iodide is 10-40%, and the mass percent of iodine is 60-90%;
The preferred nano NiO of said magnetic nano-particle modifier, nanometer Fe 2O 3Or nano Co 3O 4
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into the heat-treatment furnace under the horizontal or vertical direction the action of a magnetic field of 0.1-5T, be warming up to 60-90 oC is incubated 0.5-3 hour, and it is thick to make that the magnetic polymer electrolyte is contracted to, and adds electrode, continues at 60-90 oC toasted 1-2 hour down, promptly processed solid-state dye sensitized solar cell.
The present invention's magnetic field is the solid-state dye sensitized solar cell of preparation down, related magnetic nano-particle modifier, and aboundresources, cheap, the hydroxyl of the surface hydroxyl of modifier and polymer substrate polysaccharide forms certain chemical bond-linking; The network that the formation of this active force can be strengthened in the polymer electrolyte system connects, and helps the effective transmission of oxidation-reduction pair in the middle of the polymer blend electrolyte.Under magnetic field, magnetic polymer electrolysis mass-energy produces certain aligning, and oxidation-reduction pair can more effectively be transmitted, and ion is easy in the new network channel that forms, move and transport; Can increase electrolytical ionic conductivity, electrolyte to the permeability of light anode and the efficient that improves DSSC.
Embodiment
Below in conjunction with embodiment the present invention is done further explain.
Reference examples
This reference examples may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip (solid-to-liquid ratio is 1:4) is coated on conductive glass surface, makes it film forming, through 450 oC handled after 30 minutes, put into 0.5 * 10 -3The room temperature sensitization is 24 hours in the middle of the N719 dyestuff ethanol solution of mol/L, gets the TiO of dye sensitization 2The light anode;
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 97%, agarose 1.7%, magnetic nano powder modifier NiO 1%, the inorganic mixture 0.3% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add agarose earlier, then 60 oThe C water bath with thermostatic control was stirred 4 hours down, added magnetic nano powder modifier nano NiO again, 60 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
In the inorganic mixture of said lithium iodide and iodine, the mass percent of lithium iodide is 10%, and the mass percent of iodine is 90%;
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into the heat-treatment furnace that does not have the action of a magnetic field, be warming up to 60 oC is incubated 3 hours, and it is thick to make that the magnetic polymer electrolyte is contracted to, and adds electrode, continues 70 oC toasted 1.5 hours down, processed solid-state dye sensitized solar cell.
Test the solid-state dye sensitized Solar cell performance of this reference examples gained: at room temperature environment, use the xenon lamp simulated solar irradiation, light intensity is 80mW/cm 2(light intensity: use under the silicon photoelectric diode demarcation condition), recording does not have solid-state dye sensitized solar cell under the action of a magnetic field, and effectively illuminating area is 0.25cm 2Photoelectric conversion efficiency be 2.9%.
Embodiment 1
Present embodiment may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip (solid-to-liquid ratio is 1:4) is coated on conductive glass surface, makes it film forming, through 480 oC handled after 45 minutes, put into 0.5 * 10 -3The room temperature sensitization is 20 hours in the middle of the N719 dyestuff ethanol solution of mol/L, gets the TiO of dye sensitization 2The light anode;
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 93.6%, cellulose 4%, magnetic nano powder modifier nano NiO 2%, the inorganic mixture 0.4% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add cellulose earlier, then 70 oThe C water bath with thermostatic control was stirred 2.5 hours down, added magnetic nano powder modifier nano NiO again, 70 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
In the inorganic mixture of said lithium iodide and iodine, the mass percent of lithium iodide is 20%, and the mass percent of iodine is 80%;
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into magnetic field size and be 0.5T, magnetic direction is in the vertical heat-treatment furnace, to be warming up to 75 oC is incubated 2 hours, and it is thick to make that the magnetic polymer electrolyte is contracted to, and adds electrode, continues 80 oC toasted 1.5 hours down, processed solid-state dye sensitized solar cell.
The solid-state dye sensitized Solar cell performance of test present embodiment gained: at room temperature environment, use the xenon lamp simulated solar irradiation, light intensity is 80mW/cm 2(light intensity: use under the silicon photoelectric diode demarcation condition) records the magnetic field size and is 0.5T, and magnetic direction is the solid-state dye sensitized solar cell that makes under the vertical effect, and effectively illuminating area is 0.25cm 2Photoelectric conversion efficiency be 5.5%.
Embodiment 2
Present embodiment may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip (solid-to-liquid ratio is 1:5) is coated on conductive glass surface, makes it film forming, through 500 oC handled after 30 minutes, put into 0.6 * 10 -3The room temperature sensitization is 15 hours in the middle of the mol/L N719 dye solution, gets the TiO of dye sensitization 2The light anode;
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 89.55%, shitosan 6.5%, magnetic nano powder modifier nanometer Fe 2O 33.5%, the inorganic mixture 0.45% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add shitosan earlier, then 85 oThe C water bath with thermostatic control was stirred 1.5 hours down, added magnetic nano powder modifier nanometer Fe again 2O 3, 85 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
In the inorganic mixture of said lithium iodide and iodine, the mass percent of lithium iodide is 35%, and the mass percent of iodine is 65%;
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into the magnetic field size and be 3.5T, magnetic direction is in the heat-treatment furnace under the horizontal force, is warming up to 90 oC is incubated 0.5 hour, and it is thick to make that the magnetic polymer electrolyte is retracted to, and adds electrode, continues 90 oC toasted 1 hour down, processed solid-state dye sensitized solar cell.
The solid-state dye sensitized Solar cell performance of test present embodiment gained: at room temperature environment, use the xenon lamp simulated solar irradiation, light intensity is 80mW/cm 2(light intensity: use under the silicon photoelectric diode demarcation condition) records solid-state dye sensitized solar cell under the size horizontal magnetic field directive effect of 3.5T magnetic field, and effectively illuminating area is 0.25cm 2Photoelectric conversion efficiency be 4.5%.
Embodiment 3
Present embodiment may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip (solid-to-liquid ratio 1:7) is coated on conductive glass surface, makes it film forming, through 500 oC handled after 35 minutes, put into 0.4 * 10 -3The room temperature sensitization is 12 hours in the middle of the N719 dyestuff ethanol solution of mol/L, gets the TiO of dye sensitization 2The light anode;
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 85.5%, agarose 9%, magnetic nano powder modifier nano Co 3O 45%, the inorganic mixture 0.5% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add agarose earlier, then 90 oThe C water bath with thermostatic control was stirred 1 hour down, added magnetic nano powder modifier nano Co again 3O 4, 90 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
In the inorganic mixture of said lithium iodide and iodine, the mass percent of lithium iodide is 25%, and the mass percent of iodine is 75%;
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into the heat-treatment furnace under the 5T vertical direction the action of a magnetic field, be warming up to 80 oC is incubated 1 hour, and it is thick to make that the magnetic polymer electrolyte is contracted to, and adds electrode, continues 85 oC toasted 1 hour down, processed solid-state dye sensitized solar cell.
The solid-state dye sensitized Solar cell performance of test present embodiment gained: at room temperature environment, use the xenon lamp simulated solar irradiation, light intensity is 80mW/cm 2(light intensity: use under the silicon photoelectric diode demarcation condition) records solid-state dye sensitized solar cell under the size vertical magnetic field directive effect of 5T magnetic field, and effectively illuminating area is 0.25cm 2Photoelectric conversion efficiency be 5%.
Visible from embodiment 1-3; Is that solid-state dye sensitized solar cell photoelectric conversion efficiency under the vertical the action of a magnetic field is 5.5% through the present invention size for 0.5T, direction; Than without 2.9% of the solid-state dye sensitized solar cell photoelectric conversion efficiency of the action of a magnetic field, improved about 89.7%; Be that solid-state dye sensitized solar cell photoelectric conversion efficiency under the action of a magnetic field of level is 4.5% through size,, improved about 55.2% than without 2.9% of the solid-state dye sensitized solar cell photoelectric conversion efficiency of the action of a magnetic field for 3.5T, direction; Through size is that solid-state dye sensitized solar cell photoelectric conversion efficiency under the vertical the action of a magnetic field is 5% for 5T, direction, than without 2.9% of the solid-state dye sensitized solar cell photoelectric conversion efficiency of the action of a magnetic field, has improved about 72.4%.
The method of the solid-state dye sensitized solar cell of preparation is simple under the present invention's the magnetic field; Use the solid-state dye sensitized solar cell of this method preparation; The electrolytical electricity of magnetic polymer is led and permeability improves, and has finally improved the electricity conversion of solid-state dye sensitized solar cell.

Claims (7)

1. the method for the solid-state dye sensitized solar cell of the following preparation in magnetic field is characterized in that, may further comprise the steps:
(1) employing is scraped coating method with TiO 2Slip is coated on conductive glass surface, makes it film forming, through 450-500 oC handled after 30-60 minute, put into 0.4-0.6 * 10 -3The room temperature sensitization is 12-25 hours in the middle of the N719 dyestuff ethanol solution of mol/L, gets the TiO of dye sensitization 2The light anode;
Said TiO 2Solid-to-liquid ratio=the 1:3-9 of slip;
(2) raw material of the following mass percent of preparation: N-methyl pyrrolidone 85-97%, polysaccharide polymer 1-10%, magnetic nano powder modifier 1-5%, the inorganic mixture 0.3-0.6% of lithium iodide and iodine; In the middle of N-methyl pyrrolidone organic solvent, add polysaccharide polymer earlier, then at 60-90 oThe C water bath with thermostatic control was stirred 1-4 hour down, added magnetic nano powder modifier again, at 60-90 oBe stirred to the solution that forms homogeneous under the C, add the inorganic mixture of lithium iodide and iodine again, continue to stir, dissolve fully, obtain the magnetic polymer electrolyte of even thickness until inorganic matter;
(3) TiO that step (2) gained magnetic polymer electrolyte is dripped in step (1) gained dye sensitization 2On the light anode, put into the heat-treatment furnace under the horizontal or vertical direction the action of a magnetic field of 0.1-5T, be warming up to 60-90 oC is incubated 0.5-3 hour, and it is thick to make that the magnetic polymer electrolyte is contracted to, and adds electrode, continues at 60-90 oC toasted 1-2 hour down, processed solid-state dye sensitized solar cell.
2. magnetic field according to claim 1 is the method for the solid-state dye sensitized solar cell of preparation down, it is characterized in that in the step (1), the concentration of said N719 dyestuff ethanol solution is 0.5 * 10 -3Mol/L.
3. magnetic field according to claim 1 and 2 is the method for the solid-state dye sensitized solar cell of preparation down, it is characterized in that in the step (1), said sensitization time is 20 hours.
4. magnetic field according to claim 1 and 2 is the method for the solid-state dye sensitized solar cell of preparation down, it is characterized in that, and in the step (1), said TiO 2The solid-to-liquid ratio of slip is 1:4.
5. magnetic field according to claim 1 and 2 is the method for the solid-state dye sensitized solar cell of preparation down, it is characterized in that in the step (2), said polysaccharide polymer is agarose, cellulose or shitosan.
6. magnetic field according to claim 1 and 2 is the method for the solid-state dye sensitized solar cell of preparation down, it is characterized in that in the step (2), said magnetic nano-particle modifier is nano NiO, nanometer Fe 2O 3Or nano Co 3O 4
7. magnetic field according to claim 1 and 2 is the method for the solid-state dye sensitized solar cell of preparation down; It is characterized in that, in the step (2), in the inorganic mixture of said lithium iodide and iodine; The mass percent of lithium iodide is 10-40%, and the mass percent of iodine is 60-90%.
CN2012100240538A 2012-02-03 2012-02-03 Method for producing solid-state dye sensitization solar battery under magnetic field Expired - Fee Related CN102543450B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106098391A (en) * 2016-08-04 2016-11-09 陈毅忠 A kind of preparation method of quasi solid electrolyte photosensitive fuel
CN107039186A (en) * 2017-03-17 2017-08-11 中南大学 Ag2The preparation method of the common sensitization solar battery of Se quantum dots dyestuff
CN111725566A (en) * 2020-06-30 2020-09-29 中国科学技术大学 Method for preparing solid polymer electrolyte by doping magnetic field orientation organic modified magnetic nano-fibers

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Publication number Priority date Publication date Assignee Title
US20050072462A1 (en) * 2003-10-01 2005-04-07 Kang Moon Sung Solid state dye-sensitized solar cell employing composite polymer electrolyte
CN101226966A (en) * 2008-01-22 2008-07-23 西安交通大学 Customizing electroconductive film of dye sensitization TiO2 nanocrystalline solar battery and preparation thereof
CN101546655A (en) * 2009-01-15 2009-09-30 湘潭大学 Quasi-solid dye sensitized flexible solar cell battery and its preparation method
CN102254701A (en) * 2011-05-17 2011-11-23 武汉理工大学 Anodizing method capable of improving performance of titanium dioxide based dye sensitized solar cell
CN102280256A (en) * 2011-05-19 2011-12-14 东南大学 Dye-sensitized solar cell quasi solid electrolyte and method for preparing solar cell by using same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050072462A1 (en) * 2003-10-01 2005-04-07 Kang Moon Sung Solid state dye-sensitized solar cell employing composite polymer electrolyte
CN101226966A (en) * 2008-01-22 2008-07-23 西安交通大学 Customizing electroconductive film of dye sensitization TiO2 nanocrystalline solar battery and preparation thereof
CN101546655A (en) * 2009-01-15 2009-09-30 湘潭大学 Quasi-solid dye sensitized flexible solar cell battery and its preparation method
CN102254701A (en) * 2011-05-17 2011-11-23 武汉理工大学 Anodizing method capable of improving performance of titanium dioxide based dye sensitized solar cell
CN102280256A (en) * 2011-05-19 2011-12-14 东南大学 Dye-sensitized solar cell quasi solid electrolyte and method for preparing solar cell by using same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106098391A (en) * 2016-08-04 2016-11-09 陈毅忠 A kind of preparation method of quasi solid electrolyte photosensitive fuel
CN107039186A (en) * 2017-03-17 2017-08-11 中南大学 Ag2The preparation method of the common sensitization solar battery of Se quantum dots dyestuff
CN107039186B (en) * 2017-03-17 2019-08-09 中南大学 Ag2Se quantum dot-dyestuff is total to the preparation method of sensitization solar battery
CN111725566A (en) * 2020-06-30 2020-09-29 中国科学技术大学 Method for preparing solid polymer electrolyte by doping magnetic field orientation organic modified magnetic nano-fibers

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