CN107093519A - A kind of solar powered display device - Google Patents
A kind of solar powered display device Download PDFInfo
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- CN107093519A CN107093519A CN201710290061.XA CN201710290061A CN107093519A CN 107093519 A CN107093519 A CN 107093519A CN 201710290061 A CN201710290061 A CN 201710290061A CN 107093519 A CN107093519 A CN 107093519A
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- 239000002131 composite material Substances 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims abstract description 7
- 239000003792 electrolyte Substances 0.000 claims abstract description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 62
- 239000002245 particle Substances 0.000 claims description 26
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 17
- 210000000498 stratum granulosum Anatomy 0.000 claims description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
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- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 239000002073 nanorod Substances 0.000 claims description 2
- 230000009466 transformation Effects 0.000 abstract description 8
- 239000000975 dye Substances 0.000 description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000011148 porous material Substances 0.000 description 8
- 239000000758 substrate Substances 0.000 description 7
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
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- 239000002105 nanoparticle Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- -1 Wherein Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 238000000137 annealing Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
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- 238000004134 energy conservation Methods 0.000 description 1
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- 229910052707 ruthenium Inorganic materials 0.000 description 1
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- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- H01G9/2031—Light-sensitive devices comprising an oxide semiconductor electrode comprising titanium oxide, e.g. TiO2
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/20—Systems characterised by their energy storage means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Crystallography & Structural Chemistry (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The application is related to a kind of solar powered display device, including solar panel, charger, battery, program controller and display device body；The solar panel is connected with charger, and the charger is connected with battery, and the battery is connected with program controller, program controller connection display device；The solar panel be a kind of DSSC, including light anode, to electrode and electrolyte, wherein, the light anode is a kind of light anode of composite construction, Optimal improvements are made that to the light anode structure, photoelectric transformation efficiency is substantially increased, it is practical.
Description
Technical field
The present application relates to a kind of display device, more particularly to a kind of solar powered display device, belong to energy-conservation
Environmentally friendly field of display devices.
Background technology
With continuing to develop for technology, it can now be seen that the field that increasing application message is shown, such as large-scale
In the exterior wall of office building, hall, at the train station, in high ferro station hall, in stadiums, all it is provided with and is convenient for people in time
The display screen of Information.
These display screens are all long time continuous workings, and its power consumption is surprising, therefore, research and develop a kind of utilization green energy resource
Display device is to save the energy, the important measures of Environmental Safety.
The content of the invention
The present invention is based on overcoming the deficiencies in the prior art, it is desirable to provide a kind of solar powered display device,
Electric energy is provided for display device by solar energy, to solve problem set forth above.
A kind of solar powered display device of the present invention is achieved through the following technical solutions：
A kind of solar powered display device, including solar panel, charger, battery, program controller and display
Device body；The solar panel is connected with charger, and the charger is connected with battery, and the battery connects with program controller
Connect, program controller connection display device；The solar panel is a kind of DSSC, including light anode, right
Electrode and electrolyte, wherein, the light anode is a kind of light anode of composite construction, and the light anode includes transparent conduction base sheet, set
In the TiO in transparent conduction base sheet2Stratum granulosum, also, in the TiO2The bottom of stratum granulosum is provided with transparent conduction base sheet contact position
TiO2Nanometer rods layer.
The technical scheme that the present invention is provided can include the following benefits：
1. the present invention converts the solar into electric energy and powered for display device, natural solar energy money is taken full advantage of
Source, has saved the energy；
Charge, it is ensured that the safe handling of display device, and extend for battery 2. the present invention gets up Solar use
The service life of display device, simultaneously, it is ensured that the stable display of display device；
3. the solar panel of the present invention is a kind of DSSC, and its light anode structure is made that
Optimal improvements, substantially increase photoelectric transformation efficiency, practical；
4. each building block technique of the invention is ripe, connect easy for installation, security is good.
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 a kind of attachment structure schematic diagram of solar powered display device of the present invention；
Fig. 2 is the structural representation of light anode of the present invention；
Wherein, 1- solar panels, 2- chargers, 3- batteries, 4- program controllers, 5- display device bodies, 6- is automatic
Conversion equipment, 7-LED display screens, 8- outdoor electronic billboards, 11- transparent conduction base sheets, 12-TiO2Stratum granulosum, 13-TiO2Receive
Rice rod layer.
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 solar powered display device, in order that those skilled in the art can be clear
The understanding technical scheme of Chu, explanation in detail is made further in conjunction with accompanying drawing 1,2 and embodiment：
A kind of solar powered display device, as shown in figure 1, including solar panel 1, the solar panel 1
It is connected with charger 2, charger 2 is connected with battery 3, battery 3 is connected with program controller 4, the connection display device sheet of program controller 4
Body 5.
Display device body 5 includes LED display, outdoor electronic billboards.
One automatic transfer equipment 6, the connection of automatic transfer equipment 6 city are set between solar panel 1 and charger 2
Electricity.
In the present invention, the solar panel 1 is a kind of DSSC, and it is converted to the luminous energy of absorption
Electric energy is simultaneously charged by charger 2 for battery 3, and battery 3 passes through program controller 4 and connects display device body 5, display device sheet
Body 5 include LED display 7, outdoor electronic billboards 8, LED display 7 be realized by the control program in program controller 4 it is aobvious
What pattern or word shown, outdoor electronic billboards 8 are that what pattern of display is realized by the control program in program controller 4
Or word；If because bad weather sunshine is not enough and causes the not enough power supply of battery 3 to think LED display 7, open air
When electronic bill-board 8 is powered, automatic transfer equipment 6 is automatic to charge for battery 3 by civil power is converted, it is ensured that LED display
7th, the display device body such as outdoor electronic billboards 85 normally can show or light.
In the preferred embodiment of the present invention, the solar panel 1 is a kind of DSSC,
In DSSC at this stage, its light anode is general by TiO2Nano particle is constituted, compared to other oxides half
Conductor material, it can obtain more preferable photoelectric properties；And in the factor of influence photoelectric properties, TiO2The ratio surface of electrode
Product, light capture rate and carrier mobility are three important factors, work as TiO2The particle diameter of nano particle gets over hour, and it compares table
Area is bigger, but short grained TiO2The transmission path of electronics can not only be increased, the compound of light induced electron, and light profit is improved
It is low with rate,
Therefore the present invention DSSC in, including light anode, to electrode and electrolyte, wherein, light
Anode encapsulates setting with to electrode is relative, and electrolyte is located at light anode and between electrode, it is quick that photoanode surface is adsorbed with dyestuff
Agent.
In the solar panel 1 of the application, the light anode is a kind of light anode of composite construction, as shown in Fig. 2 should
Light anode includes transparent conduction base sheet 11, the TiO in transparent conduction base sheet2Stratum granulosum 12, also, in the TiO2Stratum granulosum
12 bottom is provided with TiO with the contact position of transparent conduction base sheet 112Nanometer rods layer 13.
With reference to Fig. 2, the preparation process of the composite structure light anode is：
1. clean transparent conduction base sheet 11；
2. prepare TiO in transparent conduction base sheet 112Nanometer rods layer 13；
3. in TiO2TiO is coated on nanometer rods layer 132Stratum granulosum 12；
Due in TiO2There is space between nanometer rods, the TiO2Particle can be filled with, on the whole the TiO2Nanometer rods
Layer and TiO2Stratum granulosum constitutes a kind of light anode of composite construction, and concrete structure is as shown in Figure 2.
In the application, using the light anode of composite construction, in transparent conduction base sheet 11, TiO213 and TiO of nanometer rods layer2
Stratum granulosum 12 constitutes TiO2Composite construction, realize TiO2The multifunction of light anode, is generated actively to photoelectric transformation efficiency
Effect.
In the light anode structure of the application, the TiO2Nanometer rods and TiO2Particle is combined, and it is improved to greatest extent
Specific surface area, increases the adsorption efficiency of dyestuff；On the other hand, the TiO2Nanometer rods can provide the passage of electric transmission, from
And the migration rate of carrier is improved, improve photoelectric transformation efficiency；In the third aspect, the TiO2Particle also has high light scattering
Property, be conducive to light scattering, adsorption rate of the increase dyestuff to luminous energy.
In above-mentioned light anode structure, the TiO2Nanometer rods 13 thickness of layer are 5 μm, TiO2Nanorod diameter is 100nm.
Above-mentioned TiO in the application2There are many spaces in stratum granulosum, if it to be directly coated on to electrically conducting transparent base
On piece, contact performance is simultaneously bad, and these spaces add light induced electron in TiO2Stratum granulosum and transparent conduction base sheet interface
Place is compound with redox electrolytes liquid, to solve the above problems, in this application, in TiO2Stratum granulosum and transparent conduction base sheet
Between be provided with TiO2Nanometer rods layer, the TiO2Nanometer rods can simultaneously with transparent conduction base sheet and TiO2Stratum granulosum is in contact, and it is solved
Determined TiO2The problem of particle and bad conductive substrate contact performance, and there is provided the passage of electric transmission, meanwhile, TiO2Receive
Rice rod and TiO2Particle belongs to TiO together2Material, effectively increases the connectedness of electric transmission.
In above-mentioned light anode structure, the TiO2The thickness of stratum granulosum 12 is 20 μm, the TiO2Stratum granulosum 12 has three-dimensional connect
Continuous pore structure, a diameter of 200~400nm of the pore structure, pore wall thickness is 100~300nm, and hole wall is by closely rolling into a ball
Poly- TiO2Particle and Yin Bao TiO2Particle composition, wherein, the amount ratio of both materials is 2:5.
In the TiO2In stratum granulosum 12, three-dimensional continuous pore structure, TiO is presented2Particle and Yin Bao TiO2Particle is closely rolled into a ball
Hole wall of the combinate form into pore structure.These pore structures have the effect of high specific surface area and easy proliferation network passage simultaneously, can
TiO is penetrated into for dye molecule2The depths of stratum granulosum provides preferable passage, so that light anode can effectively adsorb dyestuff
Molecule, secondly, electrolyte solution can be by the dyestuffs of these pore structures timely and effectively reduction-oxidation state, it is ensured that circulating battery
Effective lasting progress.
In above-mentioned TiO2In stratum granulosum 12, a particle part is TiO2Particle, another part is silver bag TiO2Particle,
Wherein, silver bag TiO2In particle, TiO2Grain diameter is 2 μm, and silver-colored cladding thickness is 200nm.
TiO2Particle is a kind of conventional dye sorbent, is typically to set one layer of TiO on transparent conduction base sheet surface2
Grain film constitutes light anode to adsorb dyestuff, and in the application, by TiO2Particle and Yin Bao TiO2Particle is mixed, and
It is overall that a kind of three-dimensional continuous pore structure is presented, show as the spongiform macroporous/mesoporous TiO of graduation2, greatly improve and compare table
Area, also, silver bag TiO2In particle, due to the setting of silver-colored covering, scattering, the reflection to light can be remarkably reinforced so that
More light increase photoelectric transformation efficiency by Dye Adsorption.
Specifically, the preparation process of above-mentioned light anode is as follows：
Step 1, transparent conduction base sheet 11 is cleaned
Transparent conduction base sheet selects FTO substrates, is cut, to be then placed in acetone, ethanol, deionized water ultrasound successively clear
Wash 30min；
Step 2, TiO is prepared2Nanometer rods layer 13
First, take 25ml hydrochloric acid to be added drop-wise in 25ml deionized water, stir, then take 2ml's with liquid-transfering gun
Ti(OC4H9)4It is added drop-wise to dropwise in the aqueous hydrochloric acid solution stirred, stirs 30min, precursor solution is obtained, by this presoma
Solution is transferred in water heating kettle, while toward being put into the FTO substrates that clean up in water heating kettle, it is conductive up, hydro-thermal at 200 DEG C
2h, takes out FTO substrates and is cleaned up repeatedly with deionized water and ethanol, dried in atmosphere, you can obtained on FTO substrates
TiO2Nanometer rods layer；
Step 3, TiO is prepared2Stratum granulosum 12
By 10ml Ti (OC4H9)4Going in example water for 100ml is added drop-wise to dropwise, is stood after 24h, is filtrated to get white heavy
Starch, the white depositions are put into 85 DEG C of drying boxes and dry 15h；Take above-mentioned white depositions and a certain amount of silver bag
TiO2Particle is mixed, and obtains hybrid particles, and the ratio between amount of both materials is 2:5, then magnetic agitation is uniform；Take 0.5g mixing
In particle, the deionized water for distributing it to 90ml, it is then transferred into water heating kettle, the hydro-thermal 30h at 195 DEG C, will after terminating
Mixed sediment is separated by filtration and rinsed well repeatedly with deionized water in water heating kettle, finally, 80 DEG C of dry 15h；Will be above-mentioned dry
Mixed sediment after dry is prepared into slurry, is coated on the FTO substrate surfaces obtained in step 2, is transferred into Muffle furnace
480 DEG C anneal 30min, then again 510 DEG C annealing 30min, dry naturally, produce light anode.
The light anode prepared is put into the ethanol solution of 50mmol/L N719 ruthenium dyes and soaks 24h, after taking-up
It is kept in dark place after the dye sensitizing agent of remained on surface, drying are washed away with absolute ethyl alcohol；An aperture was being beaten in advance and cleaned dry
One layer of platinum slurry is printed in net FTO substrates, 30min is sintered at 420 DEG C in Muffle furnace, obtain being loaded with platinum electrode to electricity
Pole.
Then the light anode obtained above for being adsorbed with dyestuff is encapsulated with being folded to electrode pair, injects electrolyte, seal small
Hole, is assembled into DSSC, produces the solar panel 1 of the application.
Tested under xenon source (photo-current intensity 7.0mA), the I-V features for obtaining the solar panel are bent
Line, obtains open-circuit voltage V from test resultoc, short-circuit current density Jsc, photoelectric transformation efficiency η be followed successively by 0.88V,
22.64mA/cm2, 11.32%, it can be seen that in the solar panel of the application, due to TiO2Nanometer rods layer and TiO2Particle
The setting of layer, the photoelectric transformation efficiency of the solar panel preferably, reaches 11.32%, possesses good photoelectric transformation efficiency,
Practical, display device of the invention possesses energy-saving and environmental protection, safe, inexpensive good result.
The preferred mode of the present invention is the foregoing is only, is not intended to limit the invention, all spiritual and originals in the present invention
Within then, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (6)
1. a kind of solar powered display device, it is characterised in that including solar panel, charger, battery, program control
Device and display device body；The solar panel is connected with charger, and the charger is connected with battery, the battery and journey
Control device connection, program controller connection display device；The solar panel be a kind of DSSC, including light sun
Pole, to electrode and electrolyte, wherein, the light anode be a kind of light anode of composite construction, the light anode include electrically conducting transparent base
Piece, the TiO in transparent conduction base sheet2Stratum granulosum, also, in the TiO2The bottom of stratum granulosum is contacted with transparent conduction base sheet
Place is provided with TiO2Nanometer rods layer.
2. a kind of solar powered display device according to claim 1, it is characterised in that the display device body bag
Include LED display, outdoor electronic billboards.
3. a kind of solar powered display device according to claim 2, it is characterised in that the solar panel with
One automatic transfer equipment, automatic transfer equipment connection civil power are set between the charger.
4. a kind of solar powered display device according to claim 1, it is characterised in that the composite structure light anode
Preparation process be：
1) transparent conduction base sheet is cleaned；
2) TiO is prepared in transparent conduction base sheet2Nanometer rods layer；
3) in TiO2TiO is coated on nanometer rods layer2Stratum granulosum.
5. a kind of solar powered display device according to claim 4, it is characterised in that the TiO2Stratum granulosum thickness
For 20 μm, the TiO2Nanometer rods thickness degree is 5 μm, TiO2Nanorod diameter is 100nm.
6. a kind of solar powered display device according to claim 4, it is characterised in that the TiO2, should in stratum granulosum
A particle part is TiO2Particle, another part is silver bag TiO2Particle, the amount ratio of both materials is 2:5；Wherein in the silver
Wrap TiO2In particle, TiO2Grain diameter is 2 μm, and silver-colored cladding thickness is 200nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710290061.XA CN107093519A (en) | 2017-04-27 | 2017-04-27 | A kind of solar powered display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710290061.XA CN107093519A (en) | 2017-04-27 | 2017-04-27 | A kind of solar powered display device |
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| CN107093519A true CN107093519A (en) | 2017-08-25 |
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| CN201710290061.XA Pending CN107093519A (en) | 2017-04-27 | 2017-04-27 | A kind of solar powered display device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201681555U (en) * | 2009-09-02 | 2010-12-22 | 陈仁春 | Display device powered by solar energy |
| CN102086045A (en) * | 2010-11-17 | 2011-06-08 | 北京大学 | TiO2 secondary nanorod array and preparation method and application thereof |
| CN102153140A (en) * | 2011-04-15 | 2011-08-17 | 河南大学 | Hydrothermal synthesis method of TiO2 nanorod array |
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