CN107026023A - Traffic indicating equipment based on solar energy accumulation - Google Patents
Traffic indicating equipment based on solar energy accumulation Download PDFInfo
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- CN107026023A CN107026023A CN201710247486.2A CN201710247486A CN107026023A CN 107026023 A CN107026023 A CN 107026023A CN 201710247486 A CN201710247486 A CN 201710247486A CN 107026023 A CN107026023 A CN 107026023A
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- sno
- light anode
- solar energy
- energy accumulation
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- 238000009825 accumulation Methods 0.000 title claims abstract description 36
- XOLBLPGZBRYERU-UHFFFAOYSA-N SnO2 Inorganic materials O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 239000002070 nanowire Substances 0.000 claims abstract description 26
- 239000003792 electrolyte Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 230000001235 sensitizing effect Effects 0.000 claims abstract description 12
- 238000010521 absorption reaction Methods 0.000 claims abstract description 9
- 239000002086 nanomaterial Substances 0.000 claims abstract description 3
- 239000000243 solution Substances 0.000 claims description 33
- 239000000975 dye Substances 0.000 claims description 32
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 238000007654 immersion Methods 0.000 claims description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 9
- 239000002243 precursor Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001354 calcination Methods 0.000 claims description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 206010070834 Sensitisation Diseases 0.000 claims description 7
- 230000008313 sensitization Effects 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 238000010345 tape casting Methods 0.000 claims description 4
- 229910003074 TiCl4 Inorganic materials 0.000 claims description 3
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 230000001476 alcoholic effect Effects 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000005660 chlorination reaction Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 claims description 3
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 3
- 238000002604 ultrasonography Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- OQBLGYCUQGDOOR-UHFFFAOYSA-L 1,3,2$l^{2}-dioxastannolane-4,5-dione Chemical compound O=C1O[Sn]OC1=O OQBLGYCUQGDOOR-UHFFFAOYSA-L 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 210000000498 stratum granulosum Anatomy 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 2
- 235000007164 Oryza sativa Nutrition 0.000 claims 2
- 244000269722 Thea sinensis Species 0.000 claims 2
- 235000012149 noodles Nutrition 0.000 claims 2
- 235000009566 rice Nutrition 0.000 claims 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 235000013339 cereals Nutrition 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000009466 transformation Effects 0.000 description 10
- 238000000149 argon plasma sintering Methods 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 241001122767 Theaceae Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000209507 Camellia Species 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000018597 common camellia Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2027—Light-sensitive devices comprising an oxide semiconductor electrode
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photovoltaic Devices (AREA)
- Hybrid Cells (AREA)
Abstract
The application is related to a kind of traffic indicating equipment based on solar energy accumulation, including support post, Warning Mark module and solar energy accumulation module, the solar energy accumulation module is a kind of DSSC, the DSSC include light anode, absorption photoanode surface dye sensitizing agent, opposed with light anode to electrode and be arranged on light anode and to the electrolyte between electrode；The light anode is based on SnO to be a kind of2The light anode of nano material, the light anode includes FTO substrates, SnO2Stratum granulosum, SnO2Nano wire layer, the SnO2Stratum granulosum is located at FTO substrate surfaces, the SnO2Nano wire layer is embedded in above-mentioned SnO2Stratum granulosum simultaneously forms SnO on its surface2Nano wire layer.
Description
Technical field
The application is related to silent cop field, more particularly to a kind of traffic indicating equipment based on solar energy accumulation.
Background technology
With continuing to develop for automobile and other industries, especially in recent years, the continuous lifting of China's car ownership, public friendship
Logical safety problem is constantly highlighted.Wherein, traffic lights are the important components in traffic signals, are the bases of road traffic
This language.Traffic lights are made up of red light, green light, amber light, are divided into：Motor vehicle signal lamp, non-motor vehicle signal lamp, people's row are horizontal
Road signal lamp, lane signal lamp, direction instruction signal lamp, flashing, alarming signal lamp, road and railway plane intersection signal
Lamp etc..
Under normal circumstances, the structure of traffic lights is all relatively simple, simple in construction.It is therefore necessary to provide to be based on solar energy storage
The traffic indicating equipment of energy, to solve the problems of prior art.
The content of the invention
The present invention is intended to provide a kind of traffic indicating equipment based on solar energy accumulation, to solve problem set forth above.
There is provided a kind of traffic indicating equipment based on solar energy accumulation in embodiments of the invention, including support post,
Warning Mark module and solar energy accumulation module, the support post are fixed by fixture, and the top of the support post leads to
Fixture indication sign for connection module is crossed, the top of the Warning Mark module is provided with solar energy accumulation module；The Warning Mark mould
Block is provided with instruction device, and the support post is provided with charging inlet；Above-mentioned solar energy accumulation module is a kind of dye sensitization
Solar cell, the DSSC is positive in the dye sensitizing agent and light of photoanode surface including light anode, absorption
It is extremely opposed to electrode and to be arranged on light anode and to the electrolyte between electrode；The light anode is based on SnO to be a kind of2Nanometer
The light anode of material, the light anode includes FTO substrates, SnO2Stratum granulosum, SnO2Nano wire layer, the SnO2Stratum granulosum is located at FTO bases
Basal surface, the SnO2Nano wire layer is embedded in above-mentioned SnO2Stratum granulosum simultaneously forms SnO on its surface2Nano wire layer.
The technical scheme that embodiments of the invention are provided can include the following benefits：
The traffic indicating equipment by being provided with solar energy accumulation module of the present invention, energy-conserving and environment-protective, solar energy stores
Energy module is that the light anode in a kind of DSSC, the DSSC is based on SnO2Nano particle
And SnO2Nano wire, it has special architectural characteristic, and the light anode possesses good electron propagation ducts, higher dyestuff is inhaled
Attached rate, stronger light scattering property, the photoelectric transformation efficiency of the solar energy accumulation module based on the light anode are greatly improved so that
The traffic indicating equipment has good Solar use efficiency, energy-conserving and environment-protective.
The aspect and advantage that the application is added will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the application.It should be appreciated that the general description of the above and detailed description hereinafter are only
It is exemplary and explanatory, the application can not be limited.
Brief description of the drawings
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention
System, for one of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to the following drawings
Other accompanying drawings.
Fig. 1 is the structural representation of traffic indicating equipment of the present invention.
Fig. 2 is the structural representation of light anode in solar energy accumulation module of the present invention.
Wherein, 11-FTO substrates, 12-SnO2Stratum granulosum, 13-SnO2Nano wire layer, 15- charging inlets, 16- instruction devices,
17- solar energy accumulation modules, 18- Warning Mark modules, 19- support posts,
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the present invention.
Embodiments herein is related to a kind of traffic indicating equipment based on solar energy accumulation, vertical with reference to Fig. 1, including support
Post 19, Warning Mark module 18 and solar energy accumulation module 17, the support post 19 are fixed by fixture, and the support is stood
The top of post 19 is provided with solar energy accumulation mould by fixture indication sign for connection module 18, the top of the Warning Mark module 18
Block 17；The Warning Mark module 18 is provided with instruction device 16, and the support post 19 is provided with charging inlet 15.
Above-mentioned solar energy accumulation module 17 is a kind of DSSC；
Above-mentioned instruction device 16 is LED；
The above-mentioned some LEDs of instruction device 16 are rearranged；
Above-mentioned charging inlet 15 includes USB interface, outlet；
The inner chamber of above-mentioned support post 19 is provided with electrical power connection device；
In the application, described solar energy accumulation module 17 is a kind of DSSC, the dye sensitization sun
Energy battery is a kind of novel battery of class " sandwich " structure that electrolyte is clipped by light anode, to electrode, influences dye sensitization
The factor of solar cell photoelectric conversion efficiency has a lot, including light anode, to electrode, dye sensitizing agent, redox electrolytes
Matter, cell package etc., wherein, light anode has vital effect to photoelectric transformation efficiency, at present, and light anode is usually to adopt
Use TiO2Nanometer particle film absorption dyestuff is constituted, however, due to pass through a large amount of when electronics is transmitted in nanometer particle film
Interface, add I in electronics and electrolyte3 _The recombination probability of ion, which limit further carrying for photoelectric transformation efficiency
It is high；, can be from the specific surface area of light anode structure, electronic transmission performance and light scattering property etc. in order to improve photoelectric transformation efficiency
Aspect is improved, specifically, can increase the absorption of dyestuff, Jin Erzeng by improving the specific surface area of light anode material
Plus the quantity of light induced electron, can be by improving the electronic transmission performance of electrode material, can to improve the collection efficiency to electronics
Increase light path to strengthen the light scattering of electrode material in favor of the capture of light.
The solar energy accumulation module 17 of the application is a kind of DSSC, specifically, the dye sensitization
Solar cell include light anode, absorption photoanode surface dye sensitizing agent, it is opposed with light anode to electrode and setting
In light anode and to the electrolyte between electrode；Wherein, this pair of electrode is to be printed with what platinum was formed in the upper surface of FTO substrates,
The dye sensitizing agent is N719 ruthenium dyes, and redox couple is I in electrolyte-/I3 -。
Light anode described above is based on SnO to be a kind of2The light anode of nano material, specifically, the light anode include
FTO substrates 11, SnO2Stratum granulosum 12, SnO2Nano wire layer 13, specifically as shown in Fig. 2 light anode structural representations, the SnO2Particle
Layer 12 is located at the surface of FTO substrates 11, the SnO2Nano wire layer 13 is embedded in above-mentioned SnO2Stratum granulosum 12 simultaneously forms SnO on its surface2
Nano wire layer 13.
In the technical scheme of the application, by SnO2Nano particle and SnO2The advantage of nano wire is combined, and is set in light anode
SnO is put2Stratum granulosum, SnO2Nano wire layer, with reference to Fig. 2, SnO is prepared first in FTO substrates using knife coating2Stratum granulosum, so
Afterwards by hydro-thermal method in SnO2Stratum granulosum is internally embedded SnO2Nano wire, while in SnO2Particle layer surface forms SnO2Nanometer
Line layer, the light anode structure of the nano particle combination nano wire so formed both has big specific surface area, has again good
Electronic transmission performance, the photoelectric transformation efficiency of DSSC can be effectively improved.
Preferably, the SnO of above-mentioned light anode2Stratum granulosum thickness is 20 μm, and particle diameter is 3 μm, the SnO2Particle is spent with camellia
Powder is what template was prepared by hydro-thermal method, shows as a kind of porous chondritic of layering, and the chondritic case surface has
The hole network structure of the opening of similar tea flower pollen.
In the structure shown here, on the one hand, the SnO2Particle has high specific surface area and open cavernous structure, can be effective
The adsorption rate of dyestuff is improved, strengthens electron transfer rate；On the other hand, the SnO2Particle can improve the scattering to light
Can, so that luminous energy is preferably by Dye Adsorption, and then improve photoelectric transformation efficiency.
Preferably, the SnO of above-mentioned light anode2Nano wire layer thickness is 5 μm, and it is prepared with hydro-thermal method, the SnO2Nanometer line length
Spend for 5 μm, a diameter of 100nm.
Due to SnO2Semi-conducting material is a kind of material with special optical and electrical properties, is usually expressed as a kind of sensitive
The high gas sensitive of degree, it can also apply in DSSC, as described above, be common in its nano wire
Or nano particle is used alone, and in the application, by SnO2Nano wire layer and SnO2Stratum granulosum is combined, collectively as light sun
Pole, has benefited from its special architectural characteristic, the light anode possesses good electron propagation ducts, higher Dye Adsorption rate, compared with
Strong light scattering property, the photoelectric transformation efficiency of the light anode is greatly improved.
Embodiment 1
In the solar energy accumulation module 17 of the present embodiment, the preparation process of the solar energy accumulation module 17 is as follows：
Step 1, prepare to electrode：
In the solar energy accumulation module of the present embodiment, this pair of electrode uses the FTO substrates of platinum plating；
Step 2, electrolyte is prepared：
In the solar energy accumulation module of the present embodiment, the electrolyte preparation process is：A certain amount of acetonitrile solution is weighed,
Thereto add 0.1M lithium iodide, 0.1M iodine, 0.6M 4- tert .-butylpyridines and 0.6M tetrabutylammonium iodide, so
Lucifuge ultrasound 10min afterwards, magnetic agitation makes it fully dissolve；
Step 3, light anode is prepared：
The light anode includes FTO substrates, SnO2Stratum granulosum, SnO2Nano wire layer.
First, the tea flower pollen of 10 μm of diameter is filtered out, takes 8g to be rinsed with alcohol, dry；Then, by 15g chlorination glass puttys
End (SnCl4·5H2O) it is put into 80ml absolute alcohols, stirs to clarify solution and obtain precursor solution；By ready pollen
Grain carries out two step immersions：The first step is soaked, and pollen is put into strong stirring 14h in above-mentioned precursor solution, by solution centrifugal point
From 3h is dried in alcohol washes three times, deionized water cleaning in 60 DEG C of drying box；Second step soaks, according to first step immersion
Method, the pollen soaked is placed into 8h is soaked in precursor solution；Then pollen is put into 100ml alcohol and 100ml water
Mixed solution in hydrolyze 2h, centrifugation after be dispersed in alcoholic solution, in 60 DEG C of drying box dry 4h, finally, will
Templated mixture is raised to 580 DEG C of calcining 3h in air anneal stove with 3 DEG C/min heating rate, to remove pollen mould
Plate, collection white powder is SnO2Particle, particle diameter is 3 μm.
Then, FTO substrates are cleaned up, the FTO substrates cleaned is put into TiCl4In the aqueous solution, protected at 70 DEG C
30min taking-ups are held, is cleaned up repeatedly with deionized water, FTO substrates is then put into Muffle furnace at 400 DEG C the 1h that anneals；
Configure SnO2Slurry, using knife coating by SnO2Slurry is coated in FTO substrates, and the film that thickness is 20 μm is made, is put after drying
Enter 350 DEG C of calcining 2h in air anneal stove, obtain SnO2Stratum granulosum；
Finally, a certain amount of stannous oxalate and polyethylene wind pyrrolidone are dissolved separately in ethylene glycol solution, then
Two kinds of solution are poured into beaker, are stirred, then carry SnO by what upper step was obtained2In the FTO substrates immersion beaker of stratum granulosum,
Heat and control temperature to be 165 DEG C, it is reacted 2.5h, it is static to be cooled to room temperature after the completion of question response, by FTO substrate nothings
Water-ethanol is cleaned several times repeatedly, after drying, and FTO substrates are put into 430 DEG C of calcining 3h in Muffle furnace, obtained in FTO substrates
SnO2Nano wire layer, and then obtain light anode；
Step 4, light anode absorption dyestuff：The preparation process of the dye sensitizing agent is：50mg N719 powder is weighed, makes it
In the solution for adding the high-pure anhydrous ethanol of 30ml, lucifuge stirs 12h, it is fully dissolved；Then, by the light sun of above-mentioned preparation
Pole is put into above-mentioned dye solution, and taking-up carries out surface washing with ethanol solution after immersion 24h, dries so that light anode
Adsorption has dye sensitizing agent；
Step 5, encapsulate：
It is by light anode and staggered relatively to electrode, it is packaged together, forms sandwich structure, electrolyte is noted with syringe
Enter between two electrodes, form DSSC.
Embodiment 2
In the solar energy accumulation module 17 of the present embodiment, the preparation process of the solar energy accumulation module 17 is as follows：
Step 1, prepare to electrode：
In the solar energy accumulation module of the present embodiment, this pair of electrode uses the FTO substrates of platinum plating；
Step 2, electrolyte is prepared：
In the solar energy accumulation module of the present embodiment, the electrolyte preparation process is：A certain amount of acetonitrile solution is weighed,
Thereto add 0.1M lithium iodide, 0.1M iodine, 0.6M 4- tert .-butylpyridines and 0.6M tetrabutylammonium iodide, so
Lucifuge ultrasound 10min afterwards, magnetic agitation makes it fully dissolve；
Step 3, light anode is prepared：
The light anode includes FTO substrates, SnO2Stratum granulosum.
First, the tea flower pollen of 10 μm of diameter is filtered out, takes 8g to be rinsed with alcohol, dry；Then, by 15g chlorination glass puttys
End (SnCl4·5H2O) it is put into 80ml absolute alcohols, stirs to clarify solution and obtain precursor solution；By ready pollen
Grain carries out two step immersions：The first step is soaked, and pollen is put into strong stirring 14h in above-mentioned precursor solution, by solution centrifugal point
From 3h is dried in alcohol washes three times, deionized water cleaning in 60 DEG C of drying box；Second step soaks, according to first step immersion
Method, the pollen soaked is placed into 8h is soaked in precursor solution；Then pollen is put into 100ml alcohol and 100ml water
Mixed solution in hydrolyze 2h, centrifugation after be dispersed in alcoholic solution, in 60 DEG C of drying box dry 4h, finally, will
Templated mixture is raised to 580 DEG C of calcining 3h in air anneal stove with 3 DEG C/min heating rate, to remove pollen mould
Plate, collection white powder is SnO2Particle, particle diameter is 3 μm.
Then, FTO substrates are cleaned up, the FTO substrates cleaned is put into TiCl4In the aqueous solution, protected at 70 DEG C
30min taking-ups are held, is cleaned up repeatedly with deionized water, FTO substrates is then put into Muffle furnace at 400 DEG C the 1h that anneals；
Configure SnO2Slurry, using knife coating by SnO2Slurry is coated in FTO substrates, and the film that thickness is 20 μm is made, is put after drying
Enter 350 DEG C of calcining 2h in air anneal stove, obtain SnO2Stratum granulosum, and then obtain light anode；
Step 4, light anode absorption dyestuff：
The preparation process of the dye sensitizing agent is：50mg N719 powder is weighed, it is added the high-pure anhydrous ethanol of 30ml
Solution in, lucifuge, stir 12h, it is fully dissolved；Then, the light anode of above-mentioned preparation is put into above-mentioned dye solution,
Taking-up carries out surface washing with ethanol solution after immersion 24h, dries so that photoanode surface is adsorbed with dye sensitizing agent；
Step 5, encapsulate：
It is by light anode and staggered relatively to electrode, it is packaged together, forms sandwich structure, electrolyte is noted with syringe
Enter between two electrodes, form DSSC.
Wherein, the battery obtained with the light anode prepared by embodiment 1 is designated as battery 1, with the light sun prepared by embodiment 2
The battery that pole is obtained is designated as battery 2.
Tested using Keithley2400 digital powers table and solar simulator (light source 500W xenon lamp, AM=1.5)
The I-V indicatrixes of obtained battery 1,2, obtain the open-circuit voltage V of two kinds of dye cells from test resultoc, short circuit current flow
Density Jsc, photoelectric transformation efficiency η, its result such as two kinds of different dyes sensitization solar battery performance tables of comparisons of table 1 below.
1 two kinds of different dyes sensitization solar battery performance tables of comparisons of table
Control cell 1,2, it is found that battery 1 is with SnO2Stratum granulosum, SnO2Nano wire layer is DSSC prepared by light anode,
Its open-circuit voltage is 0.71V, and short-circuit current density is 19.53mA/cm2, photoelectric transformation efficiency is 8.75%, compared to battery 2,
The higher photoelectric transformation efficiency of performance.
The preferred mode of the present invention is the foregoing is only, is not intended to limit the invention, the basic of the present invention is not being departed from
Under the objective of feature, the present invention can be presented as that the embodiment in diversified forms, the present invention is to be illustrative rather than definitive thereof, therefore
It is believed that appended claims should be construed to include to fall all in really spirit and scope of the invention such replace
Generation, rearrangement and equivalents.
Claims (6)
1. a kind of traffic indicating equipment based on solar energy accumulation, it is characterised in that including support post, Warning Mark module and
Solar energy accumulation module, the support post is fixed by fixture, and the top of the support post is referred to by fixture connection
Show Sign module, the top of the Warning Mark module is provided with solar energy accumulation module；The Warning Mark module is filled provided with instruction
Put, the support post is provided with charging inlet；Above-mentioned solar energy accumulation module is a kind of DSSC, the dye
Expect sensitization solar battery include light anode, absorption photoanode surface dye sensitizing agent, it is opposed with light anode to electrode,
And it is arranged on light anode and to the electrolyte between electrode；The light anode is based on SnO to be a kind of2The light anode of nano material, should
Light anode includes FTO substrates, SnO2Stratum granulosum, SnO2Nano wire layer, the SnO2Stratum granulosum is located at FTO substrate surfaces, the SnO2Receive
The embedded above-mentioned SnO of rice noodles layer2Stratum granulosum simultaneously forms SnO on its surface2Nano wire layer.
2. traffic indicating equipment according to claim 1, it is characterised in that in above-mentioned light anode, the SnO2Stratum granulosum thickness
For 20 μm, particle diameter is 3 μm, the SnO2Particle is to be prepared by template of tea flower pollen by hydro-thermal method；SnO2Nano wire layer thickness is
5 μm, it is prepared with hydro-thermal method, the SnO2Nanowire length is 5 μm, a diameter of 100nm.
3. traffic indicating equipment according to claim 2, it is characterised in that above-mentioned instruction device is LED.
4. traffic indicating equipment according to claim 2, it is characterised in that above-mentioned charging inlet includes USB interface, electricity
Source socket.
5. traffic indicating equipment according to claim 2, it is characterised in that the inner chamber of above-mentioned support post is provided with electric power
Attachment means.
6. traffic indicating equipment according to claim 2, it is characterised in that the preparation process of the solar energy accumulation module is such as
Under：
Step 1, prepare to electrode：
In the solar energy accumulation module of the present embodiment, this pair of electrode uses the FTO substrates of platinum plating；
Step 2, electrolyte is prepared：
In the solar energy accumulation module of the present embodiment, the electrolyte preparation process is：Weigh a certain amount of acetonitrile solution, Xiang Qi
Middle addition 0.1M lithium iodide, 0.1M iodine, then 0.6M 4- tert .-butylpyridines and 0.6M tetrabutylammonium iodide keep away
Light ultrasound 10min, magnetic agitation makes it fully dissolve；
Step 3, light anode is prepared：
The light anode includes FTO substrates, SnO2Stratum granulosum, SnO2Nano wire layer.
First, the tea flower pollen of 10 μm of diameter is filtered out, takes 8g to be rinsed with alcohol, dry；Then, by 15g chlorination tin powders
(SnCl4·5H2O) it is put into 80ml absolute alcohols, stirs to clarify solution and obtain precursor solution；By ready pollen grain
Carry out two step immersions：The first step is soaked, and pollen is put into strong stirring 14h in above-mentioned precursor solution, solution centrifugal is separated,
Alcohol washes three times, deionized water cleaning, dry 3h in 60 DEG C of drying box；Second step soaks, according to first step immersion side
Method, the pollen soaked is placed into 8h is soaked in precursor solution；Then pollen is put into 100ml alcohol and 100ml water
It is dispersed in after 2h, centrifugation are hydrolyzed in mixed solution in alcoholic solution, 4h is dried in 60 DEG C of drying box, finally, by mould
The mixture of plate is raised to 580 DEG C of calcining 3h in air anneal stove with 3 DEG C/min heating rate, to remove pollen template,
Collection white powder is SnO2Particle, particle diameter is 3 μm.
Then, FTO substrates are cleaned up, the FTO substrates cleaned is put into TiCl4In the aqueous solution, kept at 70 DEG C
30min takes out, and is cleaned up repeatedly with deionized water, FTO substrates are then put into Muffle furnace at 400 DEG C into the 1h that anneals；Match somebody with somebody
Put SnO2Slurry, using knife coating by SnO2Slurry is coated in FTO substrates, and the film that thickness is 20 μm is made, is put into after drying
350 DEG C of calcining 2h, obtain SnO in air anneal stove2Stratum granulosum；
Finally, a certain amount of stannous oxalate and polyethylene wind pyrrolidone are dissolved separately in ethylene glycol solution, then two kinds
Solution is poured into beaker, is stirred, then carries SnO by what upper step was obtained2In the FTO substrates immersion beaker of stratum granulosum, heating
And control temperature to be 165 DEG C, and it is reacted 2.5h, it is static to be cooled to room temperature after the completion of question response, by the anhydrous second of FTO substrates
Alcohol is cleaned several times repeatedly, after drying, and FTO substrates are put into 430 DEG C of calcining 3h in Muffle furnace, SnO is obtained in FTO substrates2Receive
Rice noodles layer, and then obtain light anode；
Step 4, light anode absorption dyestuff：
The preparation process of the dye sensitizing agent is：50mg N719 powder is weighed, it is added the molten of the high-pure anhydrous ethanol of 30ml
In liquid, lucifuge stirs 12h, it is fully dissolved；Then, the light anode of above-mentioned preparation is put into above-mentioned dye solution, soaked
Taking-up carries out surface washing with ethanol solution after 24h, dries so that photoanode surface is adsorbed with dye sensitizing agent；
Step 5, encapsulate：
It is by light anode and staggered relatively to electrode, it is packaged together, forms sandwich structure, electrolyte is injected two with syringe
Between electrode, DSSC is formed.
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