CN206098166U - Flexible dye -sensitized solar cell - Google Patents
Flexible dye -sensitized solar cell Download PDFInfo
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- CN206098166U CN206098166U CN201620864807.4U CN201620864807U CN206098166U CN 206098166 U CN206098166 U CN 206098166U CN 201620864807 U CN201620864807 U CN 201620864807U CN 206098166 U CN206098166 U CN 206098166U
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- sensitized solar
- flexible
- solution
- flexible dye
- solar battery
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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
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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 utility model provides a flexible dye -sensitized solar cell, to be down flexible conductive substrate, the porous oxide thin films of nanometer, dyestuff photosensitizer, liquid electrolyte and to the electrode, wherein flexible conductive substrate is plating the thin polymer film of ITO conducting layer on PET in proper order on the solar cell follow, the porous oxide thin films of nanometer is the oxide thin films of P25 doping tiO2 nanotube, and thickness is 22~27 mu m. Compare in current flexible dye -sensitized solar cell, the utility model discloses a complete flexible conducting substrate has further reduced the cost of manufacture to it is lighter to make the battery, adopting the oxide thin films of P25 doping tiO2 nanotube and utilize the electrostatic atomization sensitization guangyang utmost point, can effectively improve the photoelectric properties of battery, does photoelectric conversion efficiency reach 1.4% 1.6%.
Description
Technical field
The utility model is related to a kind of solar cell, and in particular to a kind of flexible dye-sensitized solar battery.
Background technology
Flexible dye-sensitized solar battery is referred in flexible material（Such as PET, PEN, metal foil plate）The dye of upper making
Material sensitization solar battery, with crystal silicon chip solar cell and hard substrate（Such as glass）Thin-film solar cells is compared, and is had
Flexible, not broken, light weight, the features such as being easy to carry.
At present, the flexible material of most of flexible dye-sensitized solar batteries selects metallic substrates, expensive, mostly
Number metal is oxidized easily in high temperature sintering, considerably increases the resistance of substrate, and most metals easily by electrolyte
Corrosion, reduces the performance of battery.And had well thoroughly in visible ray 550nm regions using conductive plastics substrate in the battery
Bright property, sheet resistance is little, and chemical stability in the electrolyte is good, and plastics base flexible dye-sensitized solar cell also has
Unique property, such as light weight, flexibility, can the production of volume to volume rapid, high volume, show huge potential commercial value（Hand
The mobile electronic devices such as machine, ID cards, clock and watch）, but the flexible dye-sensitized solar cell for developing at present generally have make
With less efficient, production cost is higher, and is unable to the defect of mass industrialized production, therefore, need badly develop it is a kind of complete
Plastic supporting base, low temperature preparation, the flexible dye-sensitized solar battery of high transformation efficiency.
The content of the invention
The purpose of this utility model is the defect for improving current flexible dye-sensitized solar, optimizes its performance, there is provided
A kind of all-plastic substrates, low temperature preparation, the flexible dye-sensitized solar battery of high transformation efficiency.Technical side of the present utility model
Case is：
A kind of flexible dye-sensitized solar battery, is followed successively by from top to bottom flexible conducting substrate, nanoporous oxide
Film, dyestuff sensitising agent, liquid electrolyte and to electrode；The flexible conducting substrate is that gathering for ITO conductive layer is coated with PET
Compound film；The nanoporous oxide film is P25 doping TiO2The sull of nanotube, thickness is 22 ~ 27 μm.
The dyestuff sensitising agent be N719, N3, Z907, N712, N749, Z907Na, Z910, C101, D102, D149,
Any one dyestuff in D205, C217.
The liquid electrolyte is the organic solution of KI, and organic solution is specially the mixed solution of ethylene glycol and acetonitrile.
It is described to electrode be Pt to electrode.
The preparation method of the flexible dye-sensitized solar battery, including：
（1）IT O/PET thin polymer films are cleaned into drying；
（2）The aqueous solution of tetrabutyl titanate n-butanol is prepared, TiO is added wherein2Nanotube and P25 powder, mixing is equal
It is even to obtain nano-oxide film slurry；
（3）Nano-oxide film slurry is coated uniformly on ITO/PET thin polymer films, then film is put into into distillation
Hydro-thermal reaction is carried out in water, laminated film is obtained；
（4）Ethanol solution with system dye sensitising agent, photosensitizer is carried out using electrostatic atomization method to laminated film, obtains quick
Change laminated film；
（5）Prepare H2PtCl2·6H2O- isopropanols-butanol solution, by solution spraying in the conduction of ITO/PET polymer
Face, is put into NaBH after vacuum drying4Cryochemistry reduction is carried out in solution, is vacuum dried again after the completion of reaction, obtain flexibility
To electrode；
（6）By step（4）Sensitization laminated film and step（5）Flexibility to electrode assembling, and liquid electrolyte is noted
Flexible dye-sensitized solar battery is obtained after entering.
The step（2）Tetrabutyl titanate n-butanol concentration of aqueous solution be 0.6 ~ 1mol/L, TiO2Nanotube and P25
The addition of powder is respectively the 5% and 95% of tetrabutyl titanate butanol solution quality.
The step（3）Hydrothermal reaction condition be：Reaction temperature is 80 ~ 120 DEG C, and the time is 3 ~ 5h.
The step（4）Dyestuff sensitising agent ethanol solution concentration be 5 × 10-4~7×10-4mol/L。
The step（5）H2PtCl2·6H2O- isopropanols-butanol solution, the wherein volume of isopropanol and n-butanol
Than for 1:1, H2PtCl2·6H2O concentration in the solution is 2.5 × 10-3~7×10-3mol/L。
The step（5）Vacuum drying condition be：80 ~ 120 DEG C of temperature, 1 ~ 3h of time.
The step（5）Cryochemistry reduction condition be：NaBH4The concentration of solution is 0.1 ~ 0.5mol/L, is reacted
Temperature is 15 ~ 25 DEG C.
The step（6）Liquid electrolyte for KI organic solution, concentration is 0.3 ~ 0.5mol/L, and organic solution is concrete
For ethylene glycol and the mixed solution of acetonitrile.
The beneficial effects of the utility model are：Compared to existing flexible dye-sensitized solar battery, the utility model
Using Grazing condition conductive substrates, cost of manufacture is reduce further, and make battery lighter；Using P25 doping TiO2Nanometer
The sull of pipe and using electrostatic atomization be sensitized light anode, the photoelectric properties of battery, electricity conversion can be effectively improved
Reach 1.4%-1.6%.Additionally, the utility model prepares the laminated film of nano-oxide using hydrothermal reaction at low temperature, and using low
Warm chemical reduction method prepares flexibility to electrode, with low stain, reacts quick advantage, and the industrialization for being suitable to solar cell is big
Amount production.
Description of the drawings
Fig. 1 is the structural representation of flexible dye-sensitized solar battery of the present utility model, wherein：1-compliant conductive
Substrate；2-nanoporous oxide film；3-dyestuff sensitising agent；4-liquid electrolyte；5-to electrode.
Specific embodiment
Accompanying drawing is combined below by way of specific embodiment to describe specific implementation process of the present utility model, but embodiment
Content be not intended to limit protection domain of the present utility model.
Embodiment 1
A kind of flexible dye-sensitized solar battery, its structure is as shown in figure 1, be followed successively by from top to bottom flexible conducting substrate
ITO/PET, P25 doping TiO2The sull of nanotube, the ethylene glycol solution of dyestuff sensitising agent N719, KI and Pt are to electricity
Pole.
The preparation method of the flexible dye-sensitized solar battery, including：
（1）By the deionized water cleaning first of flexible conducting substrate ITO/PET films, then put it into molten equipped with acetone
Ultrasonic wave cleaning 30min in the beaker of liquid, removes the organic matter of substrate surface, and taking-up is placed in the beaker equipped with absolute ethyl alcohol and surpasses
Sound wave cleans 30min, and dry for standby at 80 DEG C is placed in air dry oven after being drawn off；
（2）Compound concentration is the aqueous solution of the tetrabutyl titanate n-butanol of 0.6mol/L, and TiO is added wherein2Nanotube
With P25 powder, wherein TiO2The addition of nanotube and P25 powder is respectively 5% He of tetrabutyl titanate butanol solution quality
95%, it is well mixed and obtains nano-oxide film slurry；
（3）Nano-oxide film slurry is coated uniformly on ITO/PET thin polymer films, coating thickness is 22 ~ 27 μ
M, then film is put in distilled water carries out hydro-thermal reaction 3h in 100 DEG C, obtain laminated film；
（4）Compound concentration is 5 × 10-4The ethanol solution of the dyestuff sensitising agent of mol/L, using electrostatic atomization coating apparatus
Photosensitizer is carried out to laminated film, the ethanol liquid flow of dyestuff sensitising agent is adjusted by syringe pump in metallization process, electric-field strength
Degree is adjusted by electrode voltage, and experiment parameter scope is：Fluid flow is 0.5 ~ 0.7ml/min, and electrode voltage is 4 ~ 6 kV,
Spraying plating number of times is 20 times, and film will be moved in 20 ~ 25 DEG C of dryings in drying box afterwards for 1 time per spraying plating, and spraying plating is finished
Obtain being sensitized laminated film, with cotton swab absolute ethyl alcohol is dipped, by the back side of sensitization laminated film anode（That is the non-of ITO/PET is led
Electric face）Wiped clean, in order to avoid affect absorption of the anode to sunshine；
（5）Prepare H2PtCl2·6H2O- isopropanols-butanol solution, the wherein volume ratio of isopropanol and n-butanol are 1:
1, H2PtCl2·6H2O concentration in the solution is 2.5 × 10-3Mol/L, by solution spraying in the conduction of ITO/PET polymer
Face, is vacuum dried after 3h in 80 DEG C and is put into the NaBH that concentration is 0.5mol/L4Cryochemistry reduction, reaction temperature are carried out in solution
Spend for 20 ~ 25 DEG C, treat that ITO/PET polymer sprays H2PtCl2·6H2After the complete blackening of one side of O- isopropanols-butanol solution
Take out, again 80 DEG C of vacuum drying 3h, obtain flexibility to electrode；
（6）Prepare KI- ethylene glycol-acetonitrile solution of the KI concentration for 0.3mol/L, the wherein volume ratio of ethylene glycol and acetonitrile
For 1:4, and a small amount of I is added in the solution2, then by step（4）Sensitization laminated film and step（5）Flexibility to electrode group
Dress, and flexible dye-sensitized solar battery will be obtained after KI- ethylene glycol-acetonitrile injection.
Jing is measured, and the electricity conversion of flexible dye-sensitized solar battery manufactured in the present embodiment reaches 1.4%.
Embodiment 2
A kind of flexible dye-sensitized solar battery, its structure is as shown in figure 1, be followed successively by from top to bottom flexible conducting substrate
ITO/PET, P25 doping TiO2The sull of nanotube, the ethylene glycol solution of dyestuff sensitising agent N719, KI and Pt are to electricity
Pole.
The preparation method of the flexible dye-sensitized solar battery, including：
（1）By the deionized water cleaning first of flexible conducting substrate ITO/PET films, then put it into molten equipped with acetone
Ultrasonic wave cleaning 30min in the beaker of liquid, removes the organic matter of substrate surface, and taking-up is placed in the beaker equipped with absolute ethyl alcohol and surpasses
Sound wave cleans 30min, and dry for standby at 80 DEG C is placed in air dry oven after being drawn off；
（2）Compound concentration is the aqueous solution of the tetrabutyl titanate n-butanol of 0.7mol/L, and TiO is added wherein2Nanotube
With P25 powder, wherein TiO2The addition of nanotube and P25 powder is respectively 5% He of tetrabutyl titanate butanol solution quality
95%, it is well mixed and obtains nano-oxide film slurry；
（3）Nano-oxide film slurry is coated uniformly on ITO/PET thin polymer films, coating thickness is 22 ~ 27 μ
M, then film is put in distilled water carries out hydro-thermal reaction 4h in 90 DEG C, obtain laminated film；
（4）Compound concentration is 7 × 10-4The ethanol solution of the dyestuff sensitising agent of mol/L, using electrostatic atomization coating apparatus
Photosensitizer is carried out to laminated film, the ethanol liquid flow of dyestuff sensitising agent is adjusted by syringe pump in metallization process, electric-field strength
Degree is adjusted by electrode voltage, and experiment parameter scope is：Fluid flow is 0.5 ~ 0.7ml/min, and electrode voltage is 4 ~ 6 kV,
Spraying plating number of times is 20 times, and film will be moved in 20 ~ 25 DEG C of dryings in drying box afterwards for 1 time per spraying plating, and spraying plating is finished
Obtain being sensitized laminated film, with cotton swab absolute ethyl alcohol is dipped, by the back side of sensitization laminated film anode（That is the non-of ITO/PET is led
Electric face）Wiped clean, in order to avoid affect absorption of the anode to sunshine；
（5）Prepare H2PtCl2·6H2O- isopropanols-butanol solution, the wherein volume ratio of isopropanol and n-butanol are 1:
1, H2PtCl2·6H2O concentration in the solution is 5.2 × 10-3Mol/L, by solution spraying in the conduction of ITO/PET polymer
Face, is vacuum dried after 2h in 100 DEG C and is put into the NaBH that concentration is 0.3mol/L4Cryochemistry reduction, reaction temperature are carried out in solution
Spend for 20 ~ 25 DEG C, treat that ITO/PET polymer sprays H2PtCl2·6H2After the complete blackening of one side of O- isopropanols-butanol solution
Take out, again 100 DEG C of vacuum drying 2h, obtain flexibility to electrode；
（6）Prepare KI- ethylene glycol-acetonitrile solution of the KI concentration for 0.5mol/L, the wherein volume ratio of ethylene glycol and acetonitrile
For 1:4, and a small amount of I is added in the solution2, then by step（4）Sensitization laminated film and step（5）Flexibility to electrode group
Dress, and flexible dye-sensitized solar battery will be obtained after KI- ethylene glycol-acetonitrile injection.
Jing is measured, and the electricity conversion of flexible dye-sensitized solar battery manufactured in the present embodiment reaches 1.6%.
Embodiment 3
A kind of flexible dye-sensitized solar battery, its structure is as shown in figure 1, be followed successively by from top to bottom flexible conducting substrate
ITO/PET, P25 doping TiO2The sull of nanotube, the ethylene glycol solution of dyestuff sensitising agent N719, KI and Pt are to electricity
Pole.
The preparation method of the flexible dye-sensitized solar battery, including：
（1）By the deionized water cleaning first of flexible conducting substrate ITO/PET films, then put it into molten equipped with acetone
Ultrasonic wave cleaning 30min in the beaker of liquid, removes the organic matter of substrate surface, and taking-up is placed in the beaker equipped with absolute ethyl alcohol and surpasses
Sound wave cleans 30min, and dry for standby at 80 DEG C is placed in air dry oven after being drawn off；
（2）Compound concentration is the aqueous solution of the tetrabutyl titanate n-butanol of 1mol/L, and TiO is added wherein2Nanotube and
P25 powder, wherein TiO2The addition of nanotube and P25 powder is respectively 5% He of tetrabutyl titanate butanol solution quality
95%, it is well mixed and obtains nano-oxide film slurry；
（3）Nano-oxide film slurry is coated uniformly on ITO/PET thin polymer films, coating thickness is 22 ~ 27 μ
M, then film is put in distilled water carries out hydro-thermal reaction 4h in 100 DEG C, obtain laminated film；
（4）Compound concentration is 5 × 10-4The ethanol solution of the dyestuff sensitising agent of mol/L, using electrostatic atomization coating apparatus
Photosensitizer is carried out to laminated film, the ethanol liquid flow of dyestuff sensitising agent is adjusted by syringe pump in metallization process, electric-field strength
Degree is adjusted by electrode voltage, and experiment parameter scope is：Fluid flow is 0.5 ~ 0.7ml/min, and electrode voltage is 4 ~ 6 kV,
Spraying plating number of times is 20 times, and film will be moved in 20 ~ 25 DEG C of dryings in drying box afterwards for 1 time per spraying plating, and spraying plating is finished
Obtain being sensitized laminated film, with cotton swab absolute ethyl alcohol is dipped, by the back side of sensitization laminated film anode（That is the non-of ITO/PET is led
Electric face）Wiped clean, in order to avoid affect absorption of the anode to sunshine；
（5）Prepare H2PtCl2·6H2O- isopropanols-butanol solution, the wherein volume ratio of isopropanol and n-butanol are 1:
1, H2PtCl2·6H2O concentration in the solution is 5 × 10-3Mol/L, by solution spraying in the conducting surface of ITO/PET polymer,
It is vacuum dried in 120 DEG C after 2h and is put into the NaBH that concentration is 0.3mol/L4Cryochemistry reduction, reaction temperature are carried out in solution
For 20 ~ 25 DEG C, treat that ITO/PET polymer sprays H2PtCl2·6H2Take after the complete blackening of one side of O- isopropanols-butanol solution
Go out, again 120 DEG C of vacuum drying 1h, obtain flexibility to electrode；
（6）Prepare KI- ethylene glycol-acetonitrile solution of the KI concentration for 0.5mol/L, the wherein volume ratio of ethylene glycol and acetonitrile
For 1:4, and a small amount of I is added in the solution2, then by step（4）Sensitization laminated film and step（5）Flexibility to electrode group
Dress, and flexible dye-sensitized solar battery will be obtained after KI- ethylene glycol-acetonitrile injection.
Jing is measured, and the electricity conversion of flexible dye-sensitized solar battery manufactured in the present embodiment reaches 1.6%.
Claims (4)
1. a kind of flexible dye-sensitized solar battery, is followed successively by from top to bottom flexible conducting substrate, nanoporous oxide thin
Film, dyestuff sensitising agent, liquid electrolyte and to electrode, it is characterised in that the flexible conducting substrate is to be coated with ITO on PET to lead
The thin polymer film of electric layer；The nanoporous oxide film is P25 doping TiO2The sull of nanotube, thickness is
22~27μm。
2. a kind of flexible dye-sensitized solar battery according to claim 1, it is characterised in that the dyestuff sensitising agent
Contaminate for any one in N719, N3, Z907, N712, N749, Z907Na, Z910, C101, D102, D149, D205, C217
Material.
3. a kind of flexible dye-sensitized solar battery according to claim 1, it is characterised in that the liquid electrolyte
For the organic solution of KI, organic solvent is specially the mixed solution of ethylene glycol and acetonitrile.
4. a kind of flexible dye-sensitized solar battery according to claim 1, it is characterised in that described is Pt to electrode
To electrode.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024400A (en) * | 2016-08-11 | 2016-10-12 | 沈阳建筑大学 | Flexible dye-sensitized solar cell and preparing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106024400A (en) * | 2016-08-11 | 2016-10-12 | 沈阳建筑大学 | Flexible dye-sensitized solar cell and preparing method thereof |
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Granted publication date: 20170412 Termination date: 20210811 |