CN107221441B - A kind of solar battery based on composite nanostructure light anode - Google Patents
A kind of solar battery based on composite nanostructure light anode Download PDFInfo
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- 239000002070 nanowire Substances 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 239000003792 electrolyte Substances 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 230000001235 sensitizing effect Effects 0.000 claims abstract description 11
- 239000011244 liquid electrolyte Substances 0.000 claims abstract description 5
- -1 light anode Substances 0.000 claims abstract description 4
- 239000011521 glass Substances 0.000 claims description 86
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 72
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- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 25
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 16
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 238000013019 agitation Methods 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 12
- RBNWAMSGVWEHFP-UHFFFAOYSA-N trans-p-Menthane-1,8-diol Chemical compound CC(C)(O)C1CCC(C)(O)CC1 RBNWAMSGVWEHFP-UHFFFAOYSA-N 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 11
- 229910052719 titanium Inorganic materials 0.000 claims description 11
- 239000010936 titanium Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 10
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 10
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- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000000908 ammonium hydroxide Substances 0.000 claims description 6
- 238000000137 annealing Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 6
- 229940043237 diethanolamine Drugs 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000012153 distilled water Substances 0.000 claims description 6
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 6
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
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- 239000011541 reaction mixture Substances 0.000 claims description 6
- 238000002390 rotary evaporation Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 239000004246 zinc acetate Substances 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000003854 Surface Print Methods 0.000 claims description 3
- 206010070834 Sensitisation Diseases 0.000 claims description 2
- 230000008313 sensitization Effects 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000001568 sexual effect Effects 0.000 claims 1
- 229960004756 ethanol Drugs 0.000 description 25
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- 239000010408 film Substances 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- 239000002105 nanoparticle Substances 0.000 description 6
- 238000005660 chlorination reaction Methods 0.000 description 5
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- 238000002791 soaking Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- YSHMQTRICHYLGF-UHFFFAOYSA-N 4-tert-butylpyridine Chemical compound CC(C)(C)C1=CC=NC=C1 YSHMQTRICHYLGF-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
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- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
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- ICIWUVCWSCSTAQ-UHFFFAOYSA-M iodate Chemical compound [O-]I(=O)=O ICIWUVCWSCSTAQ-UHFFFAOYSA-M 0.000 description 1
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Classifications
-
- 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
Abstract
This application involves a kind of solar batteries based on composite nanostructure light anode, the solar battery is dye-sensitized solar cells, the dye-sensitized solar cells includes conductive substrates, light anode, dye sensitizing agent, electrolyte and to electrode, wherein, light anode with electrode is arranged in conductive substrates and opposite encapsulate is arranged, photoanode surface is adsorbed with dye sensitizing agent, and electrolyte is liquid electrolyte, is located at light anode and between electrode；The light anode includes the first absorbed layer, scattering layer, the second absorbed layer for being sequentially arranged in conductive substrates surface；Wherein, the first absorbed layer is ZnO nano-wire layer, scattering layer WO3Stratum granulosum, the second absorbed layer are TiO2Stratum granulosum.
Description
Technical field
This application involves area of solar cell more particularly to a kind of solar-electricities based on composite nanostructure light anode
Pond.
Background technique
The energy is the important material base of national economy and social development, currently, the energy relies primarily on petroleum, coal, day
The fossil energies such as right gas, but traditional fossil energy is increasingly exhausted, and traditional fossil energy is a large amount of using to ring
Border causes serious destruction, and in recent years, global more regions experienced the warm winter one by one, and multiple summer southern Europe various countries are subjected to
50 DEG C of high temperature, the immediate cause of climate warming are the CO that the burning and exhausting of fossil energy goes out2Result in the greenhouse effects of the earth.
Solar energy is a kind of clean renewable energy, and the large-scale application of solar energy is that solution energy problem and environment are asked
The utilization form of the key breakthrough points of topic, solar energy is a variety of, mainly includes solar thermal utilization, and photochemistry utilizes, solar photovoltaic utilization etc.；Light
The solar water heater that heat utilization such as average family uses exactly uses the form that solar energy is converted into thermal energy, photochemical
It learns and prepares hydrogen using such as photocatalytic water；Solar photovoltaic utilization such as solar battery etc..
Solar battery at this stage mainly has silica-based solar cell, organic/polymer solar battery, inorganic chemical
Object semiconductor solar cell, dye sensitized nano crystal salar battery etc., wherein dye-sensitized solar cells is with cheap
Cost and simple manufacture craft are considered as the leading candidate for realizing solar energy and utilizing on a large scale.
Dye-sensitized solar cells is mainly made of five parts: conductive substrates, light anode, dye sensitizing agent, electrolyte
With to electrode, wherein the Nomenclature Composition and Structure of Complexes of light anode directly affects the transformation efficiency of dye-sensitized solar cells and long-term steady
It is qualitative, it is the most important component part of battery, in dye-sensitized solar cells at this stage, light anode is generally by TiO2
Nano thin-film is constituted, TiO2Nano thin-film mainly carries dye sensitizing agent and receives and transmit electronics；Turn to improve photoelectricity
Change efficiency, by using the TiO compared with small particle (20nm)2Nano particle constitutes film, is conducive to the ratio for increasing light anode in this way
Surface area improves the adsorbance of dyestuff, however due to TiO2The size of nano particle is smaller, and the transmitance of light is higher, instead can
The waste of sunlight is caused, therefore, it is necessary to which the outer layer in photo-anode film is prepared by large-sized TiO2Nano particle institute group
At scattering layer, the sunlight that will transmit through internal layer photo-anode film reflects to be absorbed and used again, to effectively improve light
Anode film catches light efficiency, improves the photoelectric conversion efficiency of dye-sensitized solar cells.
Summary of the invention
For these reasons, on the basis of existing technology, the present invention is intended to provide a kind of be based on composite nanostructure light
The solar battery of anode, it is set forth above to solve the problems, such as.
A kind of solar battery based on composite nanostructure light anode, the solar energy are provided in the embodiment of the present invention
Battery is dye-sensitized solar cells, the dye-sensitized solar cells include conductive substrates, light anode, dye sensitizing agent,
Electrolyte and to electrode, wherein light anode with electrode is arranged in conductive substrates and opposite encapsulate is arranged, photoanode surface
It is adsorbed with dye sensitizing agent, electrolyte is liquid electrolyte, is located at light anode and between electrode；
Specifically, the light anode includes the first absorbed layer for being sequentially arranged in conductive substrates surface, scattering layer, the second absorption
Layer；Wherein, the first absorbed layer is ZnO nano-wire layer, scattering layer WO3Stratum granulosum, the second absorbed layer are TiO2Stratum granulosum.
Specifically, this to electrode is formed in conductive substrates surface printing platinum electrode；
Specifically, the electrolyte preparation process are as follows: weigh a certain amount of acetonitrile solution, the iodate of 0.1M is added thereto
Lithium, the iodine of 0.1M, the 4- tert .-butylpyridine of 0.6M and the tetrabutylammonium iodide of 0.6M, are then protected from light ultrasonic 10min, magnetic force
Stirring, dissolves it sufficiently.
The technical solution that the embodiment of the present invention provides can include the following benefits:
Solar battery of the invention is dye-sensitized solar cells, which includes conductive base
Bottom, light anode, dye sensitizing agent, electrolyte and to electrode, wherein the light anode includes be sequentially arranged in conductive substrates surface
One absorbed layer, scattering layer, the second absorbed layer；Specifically, the first absorbed layer is ZnO nano-wire layer, scattering layer WO3Stratum granulosum,
Second absorbed layer is TiO2Stratum granulosum, the first absorbed layer, the second absorbed layer are adsorbed with dyestuff；It is inhaled by the first absorbed layer, second
The structure of setting scattering layer among layer is received, which can absorb sunlight to the maximum extent, and then increase photoelectric conversion effect
Rate.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.It should be understood that above general description and following detailed description are only
Be it is exemplary and explanatory, the application can not be limited.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of solar battery of the present invention；
Wherein, 10- conductive substrates, 11- light anode, 12- electrolyte, 13- dissipate electrode, the first absorbed layer of 111-, 112-
Penetrate layer, the second absorbed layer of 113-.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
A kind of solar battery, the solar battery are dye-sensitized solar cells, the dye-sensitized solar cells
Including conductive substrates 10, light anode 11, dye sensitizing agent, electrolyte 12 and to electrode 13；
Wherein, light anode 11 with electrode 13 is arranged in conductive substrates 10 and opposite encapsulate is arranged, 11 table of light anode
Face is adsorbed with dye sensitizing agent, and electrolyte 12 is liquid electrolyte, is located at light anode 11 and between electrode 13；
This to electrode 13 is formed in 10 surface printing platinum electrode of conductive substrates.
The liquid electrolyte preparation process are as follows: a certain amount of acetonitrile solution is weighed, the lithium iodide of 0.1M is added thereto,
The iodine of 0.1M, the 4- tert .-butylpyridine of 0.6M and the tetrabutylammonium iodide of 0.6M, are then protected from light ultrasonic 10min, and magnetic force stirs
It mixes, dissolves it sufficiently.
In the embodiment of technical scheme, which is a kind of light anode of composite nanostructure, specifically
, which includes the first absorbed layer 111, scattering layer 112, the second absorbed layer for being sequentially arranged in 10 surface of conductive substrates
113, as shown in Figure 1；Wherein, the first absorbed layer 111 is ZnO nano-wire layer, and scattering layer 112 is WO3Stratum granulosum, the second absorbed layer
113 be TiO2Stratum granulosum.
The light anode 11 of the application is a kind of light anode of composite nanostructure, the WO3Stratum granulosum is scattering layer, and first inhales
Receipts layer, the second absorbed layer are adsorbed with dyestuff, can absorb solar energy.
In the light anode of dye sensitization of solar, one layer of TiO usually is set on conductive substrates surface2Nano particle, should
TiO2Nanometer particle film is both the carrier of Dye Adsorption and the separation of key and the effect for transmitting charge, however, TiO2
Nano particle diameter is smaller, and light transmittance is larger, this causes to waste to sunlight.
Based on this, in configuration aspects, in the technical solution of the application, the light anode include the first absorbed layer, scattering layer,
Second absorbed layer, wherein the first absorbed layer, the second absorbed layer are adsorbed with dyestuff, as the carrier of Dye Adsorption, play separation and
Transmit the effect of charge；And intermediate scattering layer can scatter the sunlight through the first absorbed layer, simultaneously because scattering light is
There is scattering around, therefore, the first absorbed layer, the second absorbed layer in scattering layer two sides can receive sunlight, thus
First absorbed layer for being adsorbed with dyestuff, the second absorbed layer are capable of increasing to the capture rate of light, enhances the absorption to sunlight,
And then increase incident photon-to-electron conversion efficiency.
Specifically, the ZnO nano-wire diameter is 100nm in the first absorbed layer, length is 10 μm.
In common technical solution, one layer of nano-TiO is set on conductive substrates surface2Particle is as light anode, however, receiving
Rice grain there are interfaces it is more, electronic transmission performance is poor, recombination rate is high the problems such as；In the technical solution of the application, received using ZnO
Rice noodles are as optical anode material, compared with nano particle: 1. nanowire structure injected electrons can be passed directed along nano wire
It is defeated in conductive substrates, avoid contact of the electronics with electrolyte, the recombination probability of electronics can be reduced；2. nanowire growth exists
Conductive substrates surface, growth are securely, smaller with the contact resistance of conductive substrates；3. nanowire structure has the orientation of height,
It can be conducive to the diffusion of electrolyte, increase the contact area with electrolyte.
ZnO material is a kind of important semiconductor material with wide forbidden band, is urged in Flied emission, lithium battery, supercapacitor, light
Change and the fields such as solar battery are using more, the band gap of ZnO is 3.37eV, with TiO2Energy band it is close, substituted TiO2Material
Material, can obtain stronger electron mobility.
Specifically, in scattering layer, the scattering layer is with a thickness of 5 μm, the WO3Grain diameter is 200~500nm.
In dye-sensitized solar cells, as scattering layer, the material generallyd use has TiO2Particle, TiO2Hollow variole
Grain etc., in the technical solution of the application, using WO3Particle constitutes scattering layer, WO3It is a kind of important semiconductor material with wide forbidden band,
It is widely applied in the fields such as electrochromism, photochromic, luminescence generated by light, by itself and ZnO nano-wire, TiO2Particle is combined as
The technical solution of light anode is few, in the technical solution of the application, the WO3Particle and ZnO nano-wire, TiO2Particle combination,
The light anode of composite construction is constituted, good scattering process, also, the WO are played to sunlight3Grain diameter is larger, removes
Play the role of scattering outside sunlight, also helps electrolyte and be diffused into internal ZnO nano-wire layer.
Specifically, second absorber thickness is 5 μm, the TiO in the second absorbed layer2Grain diameter is 20nm.
Second absorbed layer uses traditional TiO2Particle, it is maximum with electrolyte contacts area, it can be inhaled as first
The supplement of layer is received, absorbs the sunlight for being irradiated to photoanode surface to the maximum extent.
The light anode of the application is using FTO electro-conductive glass as conductive substrates.
The preparation process of the light anode of the application are as follows:
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into ultrasound 20min in diluted dish washing liquid solution, will wash
The solution of clean essence is outwelled, and is spent example water and is rinsed glass surface, then FTO electro-conductive glass is put into example water ultrasonic
20min, then it is sequentially placed into acetone, ethyl alcohol, ultrasound 15min respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05mol zinc acetate, 0.06mol diethanol amine and 100ml dehydrated alcohol, room temperature
It is put into magnetic agitation 10h in 60 DEG C of oil bath pan after lower magnetic agitation 30min, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13s, then slowly pulls out, and the rate of pulling is
0.1cm/s.The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20min, then puts FTO electro-conductive glass
Enter 380 DEG C of annealing 2h in Muffle furnace, obtains ZnO seed layer in FTO conductive glass surface；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine and 100ml of 33mmol
Then 2ml ammonium hydroxide is added dropwise into reaction mixture, 30min is sufficiently stirred for solution, be transferred into autoclave liner
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20h, and Temperature fall is cooling after having reacted, and is rushed repeatedly with distilled water
FTO electro-conductive glass is washed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth there is ZnO
It is 24 hours in the N719 ethanol solution of 0.4mM that the FTO electro-conductive glass of nano wire layer is soaked into molar concentration at room temperature, then
Surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is the WO of 200~500nm3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed by particle
Slurry makes WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is applied
FTO conductive glass surface is overlayed on, constant temperature 10min, constant temperature 20min at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
Be added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and
The mixed liquor of acetic acid pours into the water that weight is 4.8 times of titanium tetrachloride dosage, and stirring generates precipitating；Adding weight is four chlorinations
The nitric acid that 0.05 times of titanium dosage solves molten 60min at 80 DEG C, obtains the vitreosol of blueing light, which is put into titanium
In reaction kettle, being reacted at 250 DEG C for 24 hours, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15%, and the weight content of polyethylene glycol is 4.5%；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, does at 130 DEG C
Dry 10min, then constant temperature 5min, constant temperature 10min at 440 DEG C, Temperature fall obtain the second absorbed layer at 390 DEG C, as this
The light anode of application.
It is 24 hours in the N719 ethanol solution of 0.4mM that the good light anode soaking at room temperature of high temperature sintering, which is entered molar concentration, so
Surface is rinsed with ethyl alcohol afterwards, drips the electrolyte that a upper dripping is got ready.With clip to electrode platinum (being prepared using electrochemistry) and light
Anode is clamped.It can carry out photovoltaic performance measurement.
Embodiment 1
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into ultrasound 20min in diluted dish washing liquid solution, will wash
The solution of clean essence is outwelled, and is spent example water and is rinsed glass surface, then FTO electro-conductive glass is put into example water ultrasonic
20min, then it is sequentially placed into acetone, ethyl alcohol, ultrasound 15min respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05mol zinc acetate, 0.06mol diethanol amine and 100ml dehydrated alcohol, room temperature
It is put into magnetic agitation 10h in 60 DEG C of oil bath pan after lower magnetic agitation 30min, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13s, then slowly pulls out, and the rate of pulling is
0.1cm/s.The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20min, then puts FTO electro-conductive glass
Enter 380 DEG C of annealing 2h in Muffle furnace, obtains ZnO seed layer in FTO conductive glass surface；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine and 100ml of 33mmol
Then 2ml ammonium hydroxide is added dropwise into reaction mixture, 30min is sufficiently stirred for solution, be transferred into autoclave liner
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20h, and Temperature fall is cooling after having reacted, and is rushed repeatedly with distilled water
FTO electro-conductive glass is washed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth there is ZnO
It is 24 hours in the N719 ethanol solution of 0.4mM that the FTO electro-conductive glass of nano wire layer is soaked into molar concentration at room temperature, then
Surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is 200 WO3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed slurry, makes by particle
WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is coated in FTO
Conductive glass surface, constant temperature 10min, constant temperature 20min at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
Be added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and
The mixed liquor of acetic acid pours into the water that weight is 4.8 times of titanium tetrachloride dosage, and stirring generates precipitating；Adding weight is four chlorinations
The nitric acid that 0.05 times of titanium dosage solves molten 60min at 80 DEG C, obtains the vitreosol of blueing light, which is put into titanium
In reaction kettle, being reacted at 250 DEG C for 24 hours, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15%, and the weight content of polyethylene glycol is 4.5%；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, does at 130 DEG C
Dry 10min, then constant temperature 5min, constant temperature 10min at 440 DEG C, Temperature fall obtain the second absorbed layer at 390 DEG C, as this
The light anode of application.
It is 24 hours in the N719 ethanol solution of 0.4mM that the good light anode soaking at room temperature of high temperature sintering, which is entered molar concentration, so
Surface is rinsed with ethyl alcohol afterwards, drips the electrolyte that a upper dripping is got ready.With clip to electrode platinum (being prepared using electrochemistry) and light
Anode is clamped.It can carry out photovoltaic performance measurement.
Use the incident photon-to-electron conversion efficiency for the dye-sensitized solar cells that in the present embodiment prepared by light anode for 8.56%.
Embodiment 2
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into ultrasound 20min in diluted dish washing liquid solution, will wash
The solution of clean essence is outwelled, and is spent example water and is rinsed glass surface, then FTO electro-conductive glass is put into example water ultrasonic
20min, then it is sequentially placed into acetone, ethyl alcohol, ultrasound 15min respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05mol zinc acetate, 0.06mol diethanol amine and 100ml dehydrated alcohol, room temperature
It is put into magnetic agitation 10h in 60 DEG C of oil bath pan after lower magnetic agitation 30min, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13s, then slowly pulls out, and the rate of pulling is
0.1cm/s.The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20min, then puts FTO electro-conductive glass
Enter 380 DEG C of annealing 2h in Muffle furnace, obtains ZnO seed layer in FTO conductive glass surface；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine and 100ml of 33mmol
Then 2ml ammonium hydroxide is added dropwise into reaction mixture, 30min is sufficiently stirred for solution, be transferred into autoclave liner
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20h, and Temperature fall is cooling after having reacted, and is rushed repeatedly with distilled water
FTO electro-conductive glass is washed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth there is ZnO
It is 24 hours in the N719 ethanol solution of 0.4mM that the FTO electro-conductive glass of nano wire layer is soaked into molar concentration at room temperature, then
Surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is the WO of 300nm3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed slurry by particle,
Make WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is coated in
FTO conductive glass surface, constant temperature 10min, constant temperature 20min at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
Be added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and
The mixed liquor of acetic acid pours into the water that weight is 4.8 times of titanium tetrachloride dosage, and stirring generates precipitating；Adding weight is four chlorinations
The nitric acid that 0.05 times of titanium dosage solves molten 60min at 80 DEG C, obtains the vitreosol of blueing light, which is put into titanium
In reaction kettle, being reacted at 250 DEG C for 24 hours, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15%, and the weight content of polyethylene glycol is 4.5%；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, does at 130 DEG C
Dry 10min, then constant temperature 5min, constant temperature 10min at 440 DEG C, Temperature fall obtain the second absorbed layer at 390 DEG C, as this
The light anode of application.
It is 24 hours in the N719 ethanol solution of 0.4mM that the good light anode soaking at room temperature of high temperature sintering, which is entered molar concentration, so
Surface is rinsed with ethyl alcohol afterwards, drips the electrolyte that a upper dripping is got ready.With clip to electrode platinum (being prepared using electrochemistry) and light
Anode is clamped.It can carry out photovoltaic performance measurement.
Use the incident photon-to-electron conversion efficiency for the dye-sensitized solar cells that in the present embodiment prepared by light anode for 7.92%.
Embodiment 3
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into ultrasound 20min in diluted dish washing liquid solution, will wash
The solution of clean essence is outwelled, and is spent example water and is rinsed glass surface, then FTO electro-conductive glass is put into example water ultrasonic
20min, then it is sequentially placed into acetone, ethyl alcohol, ultrasound 15min respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05mol zinc acetate, 0.06mol diethanol amine and 100ml dehydrated alcohol, room temperature
It is put into magnetic agitation 10h in 60 DEG C of oil bath pan after lower magnetic agitation 30min, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13s, then slowly pulls out, and the rate of pulling is
0.1cm/s.The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20min, then puts FTO electro-conductive glass
Enter 380 DEG C of annealing 2h in Muffle furnace, obtains ZnO seed layer in FTO conductive glass surface；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine and 100ml of 33mmol
Then 2ml ammonium hydroxide is added dropwise into reaction mixture, 30min is sufficiently stirred for solution, be transferred into autoclave liner
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20h, and Temperature fall is cooling after having reacted, and is rushed repeatedly with distilled water
FTO electro-conductive glass is washed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth there is ZnO
It is 24 hours in the N719 ethanol solution of 0.4mM that the FTO electro-conductive glass of nano wire layer is soaked into molar concentration at room temperature, then
Surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is the WO of 400nm3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed slurry by particle,
Make WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is coated in
FTO conductive glass surface, constant temperature 10min, constant temperature 20min at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
Be added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and
The mixed liquor of acetic acid pours into the water that weight is 4.8 times of titanium tetrachloride dosage, and stirring generates precipitating；Adding weight is four chlorinations
The nitric acid that 0.05 times of titanium dosage solves molten 60min at 80 DEG C, obtains the vitreosol of blueing light, which is put into titanium
In reaction kettle, being reacted at 250 DEG C for 24 hours, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15%, and the weight content of polyethylene glycol is 4.5%；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, does at 130 DEG C
Dry 10min, then constant temperature 5min, constant temperature 10min at 440 DEG C, Temperature fall obtain the second absorbed layer at 390 DEG C, as this
The light anode of application.
It is 24 hours in the N719 ethanol solution of 0.4mM that the good light anode soaking at room temperature of high temperature sintering, which is entered molar concentration, so
Surface is rinsed with ethyl alcohol afterwards, drips the electrolyte that a upper dripping is got ready.With clip to electrode platinum (being prepared using electrochemistry) and light
Anode is clamped.It can carry out photovoltaic performance measurement.
Use the incident photon-to-electron conversion efficiency for the dye-sensitized solar cells that in the present embodiment prepared by light anode for 9.16%.
Embodiment 4
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into ultrasound 20min in diluted dish washing liquid solution, will wash
The solution of clean essence is outwelled, and is spent example water and is rinsed glass surface, then FTO electro-conductive glass is put into example water ultrasonic
20min, then it is sequentially placed into acetone, ethyl alcohol, ultrasound 15min respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05mol zinc acetate, 0.06mol diethanol amine and 100ml dehydrated alcohol, room temperature
It is put into magnetic agitation 10h in 60 DEG C of oil bath pan after lower magnetic agitation 30min, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13s, then slowly pulls out, and the rate of pulling is
0.1cm/s.The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20min, then puts FTO electro-conductive glass
Enter 380 DEG C of annealing 2h in Muffle furnace, obtains ZnO seed layer in FTO conductive glass surface；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine and 100ml of 33mmol
Then 2ml ammonium hydroxide is added dropwise into reaction mixture, 30min is sufficiently stirred for solution, be transferred into autoclave liner
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20h, and Temperature fall is cooling after having reacted, and is rushed repeatedly with distilled water
FTO electro-conductive glass is washed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth there is ZnO
It is 24 hours in the N719 ethanol solution of 0.4mM that the FTO electro-conductive glass of nano wire layer is soaked into molar concentration at room temperature, then
Surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is the WO of 500nm3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed slurry by particle,
Make WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is coated in
FTO conductive glass surface, constant temperature 10min, constant temperature 20min at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
Be added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and
The mixed liquor of acetic acid pours into the water that weight is 4.8 times of titanium tetrachloride dosage, and stirring generates precipitating；Adding weight is four chlorinations
The nitric acid that 0.05 times of titanium dosage solves molten 60min at 80 DEG C, obtains the vitreosol of blueing light, which is put into titanium
In reaction kettle, being reacted at 250 DEG C for 24 hours, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15%, and the weight content of polyethylene glycol is 4.5%；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, does at 130 DEG C
Dry 10min, then constant temperature 5min, constant temperature 10min at 440 DEG C, Temperature fall obtain the second absorbed layer at 390 DEG C, as this
The light anode of application.
It is 24 hours in the N719 ethanol solution of 0.4mM that the good light anode soaking at room temperature of high temperature sintering, which is entered molar concentration, so
Surface is rinsed with ethyl alcohol afterwards, drips the electrolyte that a upper dripping is got ready.With clip to electrode platinum (being prepared using electrochemistry) and light
Anode is clamped.It can carry out photovoltaic performance measurement.
Use the incident photon-to-electron conversion efficiency for the dye-sensitized solar cells that in the present embodiment prepared by light anode for 9.04%.
The foregoing is merely preferred modes of the invention, are not intended to limit the invention, all in spirit and original of the invention
Within then, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of solar battery based on composite nanostructure light anode, which is dye sensitization of solar electricity
Pond, the dye-sensitized solar cells include conductive substrates, light anode, dye sensitizing agent, electrolyte and to electrode, wherein light
Anode with electrode is arranged in conductive substrates and opposite encapsulate is arranged, photoanode surface is adsorbed with dye sensitizing agent, is electrolysed
Matter is liquid electrolyte, is located at light anode and between electrode；It is characterized in that, the light anode includes being sequentially arranged in conductive substrates
First absorbed layer, scattering layer, second absorbed layer on surface；Wherein, the first absorbed layer is ZnO nano-wire layer, scattering layer WO3?
Granulosa, the second absorbed layer are TiO2Stratum granulosum, the preparation process of the light anode are as follows:
Step 1, FTO electro-conductive glass is cleaned
Firstly, the FTO electro-conductive glass for reducing suitable dimension is put into 20 min of ultrasound in diluted dish washing liquid solution, by dish washing liquid
Solution outwell, spend example water rinse glass surface, FTO electro-conductive glass is then put into 20 min of ultrasound in example water,
It is sequentially placed into acetone, ethyl alcohol again, 15 min of ultrasound respectively in deionized water, with being dried with nitrogen, for use；
Step 2, ZnO seed layer is prepared
Firstly, solution of the configuration containing 0.05 mol zinc acetate, 0.06 mol diethanol amine and 100 ml dehydrated alcohols, at room temperature
It is put into 10 h of magnetic agitation in 60 DEG C of oil bath pan after 30 min of magnetic agitation, obtains seed layer solution, it then will be clear in upper step
The FTO electro-conductive glass of wash clean slowly immerses in the seed layer solution, stands 13 s, then slowly pulls out, the rate of pulling 0.1
cm/s；The FTO electro-conductive glass lifted is placed in 65 DEG C of baking oven dry 20 min, is then put into FTO electro-conductive glass
380 DEG C of 2 h of annealing, obtain ZnO seed layer in FTO conductive glass surface in Muffle furnace；
Step 3, the first absorbed layer is prepared
Configure the ZnCl containing 33 mmol2, the reaction mixing of the deionized water of the hexamethylenetetramine of 33 mmol and 100 ml is molten
Then 2 ml ammonium hydroxide are added dropwise into reaction mixture, 30 min are sufficiently stirred, are transferred into autoclave liner for liquid
In, then the FTO electro-conductive glass for being covered with ZnO seed layer inclination is leaned against in autoclave liner, it is conductive face-down, high pressure is sealed
Autoclave is put into the baking oven for being warming up to 95 DEG C by kettle, reacts 20 h, and Temperature fall is cooling after having reacted, repeatedly with distilled water
FTO electro-conductive glass is rinsed, layer of ZnO nano wire layer, as the first absorbed layer are grown on FTO electro-conductive glass；The growth is had
The FTO electro-conductive glass of ZnO nano-wire layer is soaked into the N719 ethanol solution that molar concentration is 0.4 mM 24 hours at room temperature,
Then surface is rinsed with ethyl alcohol；
Step 4, scattering layer is prepared
Firstly, taking partial size is the WO of 200 ~ 500 nm3It is mixed with polyethylene glycol and terpinol, is ultrasonically formed slurry by particle,
Make WO in slurry3The weight content of particle is 45%, and the weight content of polyethylene glycol is 10%；Then, which is coated in
FTO conductive glass surface, 10 min of constant temperature, 20 min of constant temperature at 430 DEG C, Temperature fall obtain scattering layer at 370 DEG C；
Step 5, the second absorbed layer is prepared
Firstly, preparation TiO2Particle slurry:
It is added dropwise acetic acid in titanium tetrachloride solution, the weight ratio of titanium tetrachloride and acetic acid is 4:1, then by titanium tetrachloride and acetic acid
Mixed liquor to pour into weight be in 4.8 times of titanium tetrachloride dosage of water, stirring generates precipitating；Weight is added as titanium tetrachloride use
The nitric acid of 0.05 times of amount, molten 60 min is solved at 80 DEG C, obtains the vitreosol of blueing light, it is anti-that which is put into titanium
It answers in kettle, 24 h is reacted at 250 DEG C, film forming agent polyethylene glycol and dispersion solvent terpinol is added after removing water in rotary evaporation,
Obtain TiO2Particle slurry, TiO in slurry2The weight content of particle is 15 %, and the weight content of polyethylene glycol is 4.5 %；
Then, by the TiO2Particle slurry is coated in the FTO conductive glass surface for being prepared with scattering layer, dry at 130 DEG C
10min, then 5 min of constant temperature, 10 min of constant temperature at 440 DEG C, Temperature fall obtain the second absorbed layer, as at 390 DEG C
The light anode of the application.
2. solar battery according to claim 1, which is characterized in that the first absorbed layer, the absorption of the second absorbed layer are had illicit sexual relations
Material.
3. solar battery according to claim 2, which is characterized in that in the first absorbed layer, the ZnO nano-wire diameter
For 100 nm, length is 10 μm.
4. solar battery according to claim 2, which is characterized in that in scattering layer, the scattering layer with a thickness of 5 μm,
The WO3Grain diameter is 200 ~ 500 nm.
5. solar battery according to claim 2, which is characterized in that in the second absorbed layer, the second absorption thickness
Degree is 5 μm, the TiO2Grain diameter is 20 nm.
6. solar battery according to claim 1, which is characterized in that the conductive substrates are FTO electro-conductive glass.
7. solar battery according to claim 6, which is characterized in that this is in conductive substrates surface printing platinum to electrode
What electrode was formed.
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| CN108281098B (en) * | 2018-03-01 | 2020-05-19 | 惠安佳瑞汽车销售服务有限公司 | Safety warning board suitable for being used at night |
| CN108400535A (en) * | 2018-03-01 | 2018-08-14 | 深圳众厉电力科技有限公司 | Distributed board outdoor with solar power generation function |
| CN108413339A (en) * | 2018-03-01 | 2018-08-17 | 深圳市晟达机械设计有限公司 | A kind of Solar Street Lighting System |
| CN108505699A (en) * | 2018-04-02 | 2018-09-07 | 深圳明创自控技术有限公司 | Utilize the construction railing panel of solar power generation |
| CN108539068A (en) * | 2018-04-02 | 2018-09-14 | 梧州井儿铺贸易有限公司 | A kind of tea storage box |
| CN108523617A (en) * | 2018-04-02 | 2018-09-14 | 深圳市益鑫智能科技有限公司 | Intelligent window shade based on solar energy |
| CN108652403A (en) * | 2018-05-14 | 2018-10-16 | 黄嘉坚 | A kind of solar energy intelligence window shade |
| TWI722569B (en) * | 2019-09-16 | 2021-03-21 | 國立成功大學 | Bifacial light-harvesting dye-sensitized solar cell |
| CN110890223A (en) * | 2019-12-12 | 2020-03-17 | 南昌航空大学 | Preparation method of dye-sensitized solar cell with double-layer tin oxide structure photo-anode |
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Granted publication date: 20181214 |