CN106195893A - A kind of energy-efficient solar street light - Google Patents
A kind of energy-efficient solar street light Download PDFInfo
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- CN106195893A CN106195893A CN201610606695.7A CN201610606695A CN106195893A CN 106195893 A CN106195893 A CN 106195893A CN 201610606695 A CN201610606695 A CN 201610606695A CN 106195893 A CN106195893 A CN 106195893A
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- dye
- electrode
- substrate
- lamp stand
- carbon nanomaterial
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
- H01G9/2022—Light-sensitive devices characterized by he counter electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
- H01G9/2045—Light-sensitive devices comprising a semiconductor electrode comprising elements of the fourth group of the Periodic System (C, Si, Ge, Sn, Pb) with or without impurities, e.g. doping materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
- H01G9/2059—Light-sensitive devices comprising an organic dye as the active light absorbing material, e.g. adsorbed on an electrode or dissolved in solution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
- Hybrid Cells (AREA)
Abstract
The application relates to a kind of energy-efficient solar street light, and including lamp stand and support, lamp stand top is provided with support, on support install solar panel, described support by can horizontally and vertically direction rotate connector and lamp stand connect.
Description
Technical field
The application relates to solar street light field, particularly relates to a kind of energy-efficient solar street light.
Background technology
Street lamp is primarily used to provide Lighting Service into user.
The resource of present stage solar energy is the abundantest, and the most universal, it is affected less by season, landform, and solar energy
Use cleaning, the generation of greenhouse gases and toxic gas etc. can be significantly reduced.Along with the development of sophisticated technologies today, the sun
The research of energy technology is just processing the flourish stage, and solar battery technology is the most effective mode nowadays utilizing solar energy.
Summary of the invention
For overcoming problem present in correlation technique, the application provides a kind of energy-efficient solar street light.
The application is achieved through the following technical solutions:
A kind of energy-efficient solar street light, including lamp stand and support, lamp stand top is provided with support, and support is installed the sun
Can cell panel.
Preferably, described support by can horizontally and vertically direction rotate connector and lamp stand connect.
Preferably, the internally installed accumulator of described lamp stand and control circuit, lamp stand is installed street lamp.
Preferably, described solar panel is dye-sensitized solar cells.
The technical scheme that embodiments herein provides can include following beneficial effect:
1., in the solar street light of the application, dye-sensitized solar cells uses carbon nanomaterial leading as light anode
Electric layer, one layer of bulky grain TiO2 of its surface screen-printed；Carbon nanomaterial uses simple spin-coating method and flame method to prepare, its
In, use sodium lauryl sulphate (K12) as pore creating material, prepared carbon nanomaterial contains CNT and carbon nanometer simultaneously
Fiber, it has layering loose structure, and resistance value is relatively low, and the layering loose structure of carbon nanomaterial has big surface area, profit
In improving the uniformity of bulky grain TiO2, dispersibility, it is possible to further more adsorpting dye molecule, divide from improving dyestuff
The density aspect of son is conducive to improving the photoelectric transformation efficiency of sunlight.
2. in the solar street light that the application relates to, dye-sensitized solar cells to electrode in terms of, simultaneously use with
Carbon nanomaterial that light anode is identical and W metal are as the Catalytic Layer to electrode, and carbon nanomaterial has the porous knot of layering
Structure, W metal can well be dispersed therein, and substantially increases the catalytic efficiency to electrolyte reduction reaction；And to electricity
One layer of Cr film of magnetron sputtering between pole Ti substrate and carbon nanomaterial；Carbon nanomaterial owing to having the loose structure of layering, its
Be conducive to the raising to electrolyte reduction reaction catalytic efficiency；Additionally, increase by one layer between electrode basement and carbon nanomaterial
Cr film, it is as transition zone, adds the absorption viscosity of carbon nanomaterial and Ti substrate, forms two ohms in interface simultaneously
Contact, adds the electric conductivity to electrode.
Aspect and advantage that the application adds will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by the practice of the application.It should be appreciated that above general description and details hereinafter only describe
It is exemplary and explanatory, the application can not be limited.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the present invention
Example, and for explaining the principle of the present invention together with description.
Fig. 1 is the structural representation of the solar street light of the present invention.
Fig. 2 is the dye-sensitized solar cells Making programme figure in solar street light of the present invention.
Wherein, 1-lamp stand, 2-support, 3-solar panel, 4-connector, 5-street lamp.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the present invention.On the contrary, they are only with the most appended
The example of the apparatus and method that some aspects that described in detail in claims, the present invention are consistent.
Following disclosure provides many different embodiments or example for realizing the different structure of the application.For letter
Changing disclosure herein, hereinafter parts and setting to specific examples are described.Certainly, they are the most merely illustrative, and
It is not intended to limit the application.Additionally, the application can in different examples repeat reference numerals and/or letter.This heavy
It is for purposes of simplicity and clarity again, itself is more than the relation between various embodiment being discussed and/or arranging.This
Outward, the various specific technique that this application provides and the example of material, but those of ordinary skill in the art it can be appreciated that
The applicability of other techniques and/or the use of other materials.It addition, fisrt feature described below Second Eigenvalue " on "
Structure can include that the first and second features are formed as the embodiment directly contacted, it is also possible to include that other feature is formed at
Embodiment between first and second features, such first and second features are not likely to be directly contact.
In the description of the present application, it should be noted that unless otherwise prescribed and limit, term " is installed ", " being connected ",
" connect " and should be interpreted broadly, for example, it may be mechanically connected or electrical connection, it is also possible to be the connection of two element internals, can
Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
It is known that traditional energy includes various fossil energy, such as coal, oil, natural gas etc., traditional energy is in short-term
In do not possess recyclability, along with lasting exploitation, its reserves gradually decrease；On the other hand, the refinement of traditional energy
Process typically can produce noxious substance, greenhouse gases etc., thus destroys ecological environment, causes environmental pollution, and nowadays ecology is asked
Topic and extreme climate, use the mode of traditional energy to beat alarm bell to the mankind.Therefore, actively find, developing can
Substitute new forms of energy become in the urgent need to.
Now, study more new forms of energy and include water energy, wind energy, nuclear energy, tide energy, biomass energy and solar energy.This its
In, the resource of solar energy is the abundantest, and the most universal, it is affected less by season, landform, and solar energy uses cleaning, can
To be significantly reduced the generation of greenhouse gases and toxic gas etc..Along with the development of sophisticated technologies today, grinding of heliotechnics
Studying carefully and just process the flourish stage, solar battery technology is the most effective mode nowadays utilizing solar energy.Solaode
Experienced by general three developmental stage: silicon solar cell, thin-film solar cells and DSSC.The silicon sun
Energy battery is the most most widely used general, and its conversion efficiency is high, stable performance, but refines HIGH-PURITY SILICON and need to consume mass energy；Thin
It is higher that the manufacturing cost of film solar cell compares traditional energy price, how toxic prepares raw material, and production process can produce sternly
The environmental pollution of weight, limits it and applies on a large scale.
Dye-sensitized solar cells (DSSC) is generally sandwich structure, including light anode, to electrode and electrolyte.Light sun
Pole is usually and is made up of electrically conducting transparent substrate and the nano thin-film being positioned in conductive substrates, and conductive substrates is generally ITO, FTO etc.
Electro-conductive glass, nano thin-film surface adsorption has dye molecule, dye molecule Main Function to be the energy absorbing photon, produces electricity
Son；Typically being made up of electrode conductive substrates and the catalysis material being positioned at its surface, identical with light anode, conductive substrates is generally
The electro-conductive glass such as ITO, FTO or other conductive material, catalysis material is generally noble metal platinum, and catalysis material is used for going back original electrolyte
Middle oxidation-reduction pair, it is ensured that the circulation of dye cell can be smoothed out；Electrolyte generally contains the liquid of oxidation-reduction pair
Body, be wherein typical for iodine negative/iodine three anion, by oxidized be reduced participation cyclic process.
At present, the research to dye-sensitized solar cells is concentrated mainly on optimization selection and the structure of each several part material
Design aspect, such as, light anode research aspect, scattering layer can be introduced, increase the dyestuff absorption region to spectrum, electrode is ground
Study carefully aspect, have the improvement etc. of the replacement of Catalytic Layer material, electrode structure.Traditional DSSC uses expensive gold to electrode
Genus platinum is catalysis material, and due to Cost Problems, it is unfavorable for large-scale application；It addition, light anode construction is to DSSC opto-electronic conversion
Efficiency has a great impact, and the structure of autotelic change nano material is that a kind of DSSC photoelectricity that improves turns
Change the effective means of efficiency.
Dye-sensitized solar cells involved by solar street light in the present invention, in existing dye-sensitized solar cells
The problem existed, design is prepared for a kind of dye-sensitized solar cells with novel electrode structure, uses carbon nanomaterial to make
For the bearing bed of light anode dye molecule, simultaneously as the Catalytic Layer to electrode, its carbon nanomaterial preparation process is simple, preparation
The photoelectric transformation efficiency of dye-sensitized solar cells high, solar cell good operating stability.
Embodiment one:
By Fig. 1, embodiments herein relates to a kind of energy-efficient solar street light, including lamp stand 1 and support 2, lamp stand 1
Top is provided with support 2, and support 2 is installed solar panel 3.
Preferably, described support 2 is by can connector 4 and lamp stand 1 that horizontally and vertically direction rotates connect.
Preferably, the described internally installed accumulator of lamp stand 1 and control circuit, lamp stand 1 is installed street lamp 5.
Preferably, described solar panel 3 is dye-sensitized solar cells.
Preferably, electrode by light anode, electrolyte and is constituted by described dye-sensitized solar cells；Described smooth anode is by outward
ITO substrate, carbon nanomaterial, bulky grain TiO2, dye molecule it is followed successively by and；Described electrode is followed successively by from outside to inside Ti base
The end, Cu thin film, carbon nanomaterial, Ni thin film；Described smooth anode with described be 100 μm to electrode spacing；Described Ni thickness is
9nm。
Preferably, Fig. 2 shows described dye-sensitized solar cells Making programme figure, and its concrete preparation process is as follows:
S1, makes electrode:
A) clean, process Ti substrate:
Use Ti as the substrate to electrode, choose the Ti sheet of suitable size (such as 5cm × 5cm), after cleaning, then use sand
Paper is polished, and the mesh number of sand paper is incremented by, the sand papering 20min of every kind of mesh number so that Ti substrate surface removes obvious impurity, and
And there is camber, and utilize magnetron sputtering method to be deposited with layer of metal Cu thin film on its surface, thickness is 300nm, then, by Ti base
The end, is put into hydrochloric acid solution and soaks 30min, distinguishes ultrasonic cleaning 20min with acetone, ethanol and deionized water, subsequently by Ti substrate certainly
So dry；
B) Ti substrate surface growth carbon nanomaterial:
At 80 DEG C, preparation NiSO4 solution and sodium lauryl sulphate (K12) solution, concentration is respectively 21%～42% He
18%～35% (mass fraction), respectively takes 200ml, under magnetic stirring mix homogeneously, utilizes sol evenning machine to be spun on a
The Ti substrate surface that step obtains, after being dried 2h, places it in flame surface and processes 20min, i.e. form carbon at Ti substrate surface and receive
Rice material；
C) catalyst n i thin film is made
Taking Ti substrate obtained above, put in magnetic control sputtering device, be deposited with layer of Ni thin film, wherein, base vacuum is 1.5
× 10-3pa, obtains electrode；
S2, making light anode:
A) clean, process ITO substrate:
Light anode substrate uses ito glass, chooses and the ITO substrate to electrode Ti substrate same size, according to step one
In, use sand papering ITO substrate, then with acetone, ethanol and deionized water ultrasonic cleaning 20min respectively, subsequently by ITO substrate
Naturally dry；
B) ITO substrate superficial growth carbon nanomaterial:
Same procedure in using step one b), at ITO substrate superficial growth carbon nanomaterial,
C) silk screen printing bulky grain TiO2:
Take bulky grain (500nm) TiO2 nano-particle and the 5ml glacial acetic acid mix homogeneously of 18g, be then added dropwise over from
Sub-water and ethanol grind, and milling time is 4h, by adding terpineol in ground mixed solution, carry out in supersonic cleaning machine
Ultrasonic disperse, is placed in solution in Rotary Evaporators subsequently and is steamed by unnecessary dehydrated alcohol, then continued by remaining slurry
Grind 3h, i.e. obtain bulky grain TiO2 slurry；Utilize the method for silk screen printing by prepared bulky grain TiO2 slurry for rotary coating in life
Long have in the ITO substrate of carbon nanomaterial, and bulky grain TiO2 slurry thickness is 2500nm, then ITO substrate is put into Muffle furnace
In 400 DEG C calcining 30min
D) absorbing dye:
The mixed solution (volume ratio 1:1) taking N719 and the tert-butyl alcohol and acetonitrile is configured to the dye solution of 0.6mM, will calcining
After ITO substrate put in dye solution, through 28h dyestuff soak after take out, rinse 2min with acetonitrile, dry, obtain light
Anode；
S3, filling electrolyte solution and encapsulation:
The light anode of absorbing dye is staggered relatively with to electrode, be encapsulated together with sarin resin, light anode with
Being 100 μm to thickness between electrode, the most backward gap therebetween perfusion electrolyte, electrolyte solution is the iodine of 0.06M, 1.2M's
1-methyl-3 propyl imidazole iodine, the guanidine thiocyanate of 0.7M, the acetonitrile solution of the tert .-butylpyridine of 0.6M, closure electricity after fill
Solve matter perfusing hole, complete the preparation of dye-sensitized solar cells.
Preferably, the dye-sensitized solar cells in solar street light of the present invention all have employed phase to electrode with light anode
Same carbon nanomaterial.The bottom of carbon nanomaterial is relatively compact even in hardening close to base part, presents compacted zone, top
Point, it being separated from each other, present porous layer, compacted zone and porous layer thickness ratio are 1:3.This dye-sensitized solar cells is carried out light
Photoelectric transformation efficiency is measured, and simulated solar irradiation is formed by simulated solar photogenerator, and light intensity is 100mWcm-2, and spectrum meets
AM1.5 standard, arriving of test, the open-circuit voltage of this dye-sensitized solar cells is 0.72 ± 0.05V, and short-circuit current density is
9.6 ± 0.1mAcm-2, conversion efficiency is 12.5%.
In the solar street light of the present invention, the carbon that dye-sensitized solar cells uses manufacturing process simple, with low cost is received
Rice material is as to the Catalytic Layer of electrode and the conductive layer of light anode, and this carbon nanomaterial has compacted zone and the porous of uniqueness
Layer, is applied to electrode, and its loose structure is conducive to the catalysis of electrolyte reduction reaction, and it forms ohm with transition zone Cr
Contact, has relatively low resistance, is applied to light anode, and it considerably increases the dispersibility of bulky grain TiO2, uniformity, further
Improve the adsorption rate of dyestuff, use the dye-sensitized solar cells of this electrode structure to show higher sunlight conversion effect
Rate.
The solar street light of the present invention is capable of the efficient utilization of sunlight, and this repeatability, has good stability, light
Photoelectric transformation efficiency is high, possesses the biggest market application foreground.
Embodiment two:
By Fig. 1, embodiments herein relates to a kind of energy-efficient solar street light, including lamp stand 1 and support 2, lamp stand 1
Top is provided with support 2, and support 2 is installed solar panel 3.
Preferably, described support 2 is by can connector 4 and lamp stand 1 that horizontally and vertically direction rotates connect.
Preferably, the described internally installed accumulator of lamp stand 1 and control circuit, lamp stand 1 is installed street lamp 5.
Preferably, described solar panel 3 is dye-sensitized solar cells.
Preferably, electrode by light anode, electrolyte and is constituted by described dye-sensitized solar cells；Described smooth anode is by outward
ITO substrate, carbon nanomaterial, bulky grain TiO2, dye molecule it is followed successively by and；Described electrode is followed successively by from outside to inside Ti base
The end, Cu thin film, carbon nanomaterial, Ni thin film；Described smooth anode with described be 100 μm to electrode spacing；Described Ni thickness is
9nm。
Preferably, Fig. 2 shows described dye-sensitized solar cells Making programme figure, and its concrete preparation process is as follows:
S1, makes electrode:
A) clean, process Ti substrate:
Use Ti as the substrate to electrode, choose the Ti sheet of suitable size (such as 5cm × 5cm), after cleaning, then use sand
Paper is polished, and the mesh number of sand paper is incremented by, the sand papering 20min of every kind of mesh number so that Ti substrate surface removes obvious impurity, and
And there is camber, and utilize magnetron sputtering method to be deposited with layer of metal Cu thin film on its surface, thickness is 300nm, then, by Ti base
The end, is put into hydrochloric acid solution and soaks 30min, distinguishes ultrasonic cleaning 20min with acetone, ethanol and deionized water, subsequently by Ti substrate certainly
So dry；
B) Ti substrate surface growth carbon nanomaterial:
At 80 DEG C, preparation NiSO4 solution and sodium lauryl sulphate (K12) solution, concentration is respectively 21%～42% He
18%～35% (mass fraction), respectively takes 200ml, under magnetic stirring mix homogeneously, utilizes sol evenning machine to be spun on a
The Ti substrate surface that step obtains, after being dried 2h, places it in flame surface and processes 20min, i.e. form carbon at Ti substrate surface and receive
Rice material；
C) catalyst n i thin film is made
Taking Ti substrate obtained above, put in magnetic control sputtering device, be deposited with layer of Ni thin film, wherein, base vacuum is 1.5
× 10-3pa, obtains electrode；
S2, making light anode:
A) clean, process ITO substrate:
Light anode substrate uses ito glass, chooses and the ITO substrate to electrode Ti substrate same size, according to step one
In, use sand papering ITO substrate, then with acetone, ethanol and deionized water ultrasonic cleaning 20min respectively, subsequently by ITO substrate
Naturally dry；
B) ITO substrate superficial growth carbon nanomaterial:
Same procedure in using step one b), at ITO substrate superficial growth carbon nanomaterial,
C) silk screen printing bulky grain TiO2:
Take bulky grain (500nm) TiO2 nano-particle and the 5ml glacial acetic acid mix homogeneously of 18g, be then added dropwise over from
Sub-water and ethanol grind, and milling time is 4h, by adding terpineol in ground mixed solution, carry out in supersonic cleaning machine
Ultrasonic disperse, is placed in solution in Rotary Evaporators subsequently and is steamed by unnecessary dehydrated alcohol, then continued by remaining slurry
Grind 3h, i.e. obtain bulky grain TiO2 slurry；Utilize the method for silk screen printing by prepared bulky grain TiO2 slurry for rotary coating in life
Long have in the ITO substrate of carbon nanomaterial, and bulky grain TiO2 slurry thickness is 2500nm, then ITO substrate is put into Muffle furnace
In 400 DEG C calcining 30min
D) absorbing dye:
The mixed solution (volume ratio 1:1) taking N719 and the tert-butyl alcohol and acetonitrile is configured to the dye solution of 0.6mM, will calcining
After ITO substrate put in dye solution, through 28h dyestuff soak after take out, rinse 2min with acetonitrile, dry, obtain light
Anode；
S3, filling electrolyte solution and encapsulation:
The light anode of absorbing dye is staggered relatively with to electrode, be encapsulated together with sarin resin, light anode with
Being 100 μm to thickness between electrode, the most backward gap therebetween perfusion electrolyte, electrolyte solution is the iodine of 0.06M, 1.2M's
1-methyl-3 propyl imidazole iodine, the guanidine thiocyanate of 0.7M, the acetonitrile solution of the tert .-butylpyridine of 0.6M, closure electricity after fill
Solve matter perfusing hole, complete the preparation of dye-sensitized solar cells.
Preferably, electrode all be have employed identical with light anode by the dye-sensitized solar cells of solar street light of the present invention
Carbon nanomaterial.The bottom of carbon nanomaterial is relatively compact even in hardening close to base part, presents compacted zone, top
Point, it being separated from each other, present porous layer, compacted zone and porous layer thickness ratio are 2:3.Dye-sensitized solar cells of the present invention is entered
Row photoelectric transformation efficiency is measured, and simulated solar irradiation is formed by simulated solar photogenerator, and light intensity is 100mWcm-2, and spectrum
Meeting AM1.5 standard, arriving of test, the open-circuit voltage of this dye-sensitized solar cells is 0.72 ± 0.05V, short-circuit current density
Being 9.6 ± 0.1mAcm-2, conversion efficiency is 10.3%.
In the solar street light of the present invention, the carbon that dye-sensitized solar cells uses manufacturing process simple, with low cost is received
Rice material is as to the Catalytic Layer of electrode and the conductive layer of light anode, and this carbon nanomaterial has compacted zone and the porous of uniqueness
Layer, is applied to electrode, and its loose structure is conducive to the catalysis of electrolyte reduction reaction, and it forms ohm with transition zone Cr
Contact, has relatively low resistance, is applied to light anode, and it considerably increases the dispersibility of bulky grain TiO2, uniformity, further
Improve the adsorption rate of dyestuff, use the dye-sensitized solar cells of this electrode structure to show higher sunlight conversion effect
Rate.
The solar street light of the present invention is capable of the efficient utilization of sunlight, and this repeatability, has good stability, light
Photoelectric transformation efficiency is high, possesses the biggest market application foreground.
Embodiment three:
By Fig. 1, embodiments herein relates to a kind of energy-efficient solar street light, including lamp stand 1 and support 2, lamp stand 1
Top is provided with support 2, and support 2 is installed solar panel 3.
Preferably, described support 2 is by can connector 4 and lamp stand 1 that horizontally and vertically direction rotates connect.
Preferably, the described internally installed accumulator of lamp stand 1 and control circuit, lamp stand 1 is installed street lamp 5.
Preferably, described solar panel 3 is dye-sensitized solar cells.
Preferably, electrode by light anode, electrolyte and is constituted by described dye-sensitized solar cells；Described smooth anode is by outward
ITO substrate, carbon nanomaterial, bulky grain TiO2, dye molecule it is followed successively by and；Described electrode is followed successively by from outside to inside Ti base
The end, Cu thin film, carbon nanomaterial, Ni thin film；Described smooth anode with described be 100 μm to electrode spacing；Described Ni thickness is
9nm。
Preferably, Fig. 2 shows described dye-sensitized solar cells Making programme figure, and its concrete preparation process is as follows:
S1, makes electrode:
A) clean, process Ti substrate:
Use Ti as the substrate to electrode, choose the Ti sheet of suitable size (such as 5cm × 5cm), after cleaning, then use sand
Paper is polished, and the mesh number of sand paper is incremented by, the sand papering 20min of every kind of mesh number so that Ti substrate surface removes obvious impurity, and
And there is camber, and utilize magnetron sputtering method to be deposited with layer of metal Cu thin film on its surface, thickness is 300nm, then, by Ti base
The end, is put into hydrochloric acid solution and soaks 30min, distinguishes ultrasonic cleaning 20min with acetone, ethanol and deionized water, subsequently by Ti substrate certainly
So dry；
B) Ti substrate surface growth carbon nanomaterial:
At 80 DEG C, preparation NiSO4 solution and sodium lauryl sulphate (K12) solution, concentration is respectively 21%～42% He
18%～35% (mass fraction), respectively takes 200ml, under magnetic stirring mix homogeneously, utilizes sol evenning machine to be spun on a
The Ti substrate surface that step obtains, after being dried 2h, places it in flame surface and processes 20min, i.e. form carbon at Ti substrate surface and receive
Rice material；
C) catalyst n i thin film is made
Taking Ti substrate obtained above, put in magnetic control sputtering device, be deposited with layer of Ni thin film, wherein, base vacuum is 1.5
× 10-3pa, obtains electrode；
S2, making light anode:
A) clean, process ITO substrate:
Light anode substrate uses ito glass, chooses and the ITO substrate to electrode Ti substrate same size, according to step one
In, use sand papering ITO substrate, then with acetone, ethanol and deionized water ultrasonic cleaning 20min respectively, subsequently by ITO substrate
Naturally dry；
B) ITO substrate superficial growth carbon nanomaterial:
Same procedure in using step one b), at ITO substrate superficial growth carbon nanomaterial,
C) silk screen printing bulky grain TiO2:
Take bulky grain (500nm) TiO2 nano-particle and the 5ml glacial acetic acid mix homogeneously of 18g, be then added dropwise over from
Sub-water and ethanol grind, and milling time is 4h, by adding terpineol in ground mixed solution, carry out in supersonic cleaning machine
Ultrasonic disperse, is placed in solution in Rotary Evaporators subsequently and is steamed by unnecessary dehydrated alcohol, then continued by remaining slurry
Grind 3h, i.e. obtain bulky grain TiO2 slurry；Utilize the method for silk screen printing by prepared bulky grain TiO2 slurry for rotary coating in life
Long have in the ITO substrate of carbon nanomaterial, and bulky grain TiO2 slurry thickness is 2500nm, then ITO substrate is put into Muffle furnace
In 400 DEG C calcining 30min
D) absorbing dye:
The mixed solution (volume ratio 1:1) taking N719 and the tert-butyl alcohol and acetonitrile is configured to the dye solution of 0.6mM, will calcining
After ITO substrate put in dye solution, through 28h dyestuff soak after take out, rinse 2min with acetonitrile, dry, obtain light
Anode；
S3, filling electrolyte solution and encapsulation:
The light anode of absorbing dye is staggered relatively with to electrode, be encapsulated together with sarin resin, light anode with
Being 100 μm to thickness between electrode, the most backward gap therebetween perfusion electrolyte, electrolyte solution is the iodine of 0.06M, 1.2M's
1-methyl-3 propyl imidazole iodine, the guanidine thiocyanate of 0.7M, the acetonitrile solution of the tert .-butylpyridine of 0.6M, closure electricity after fill
Solve matter perfusing hole, complete the preparation of dye-sensitized solar cells.
Preferably, electrode all be have employed identical with light anode by the dye-sensitized solar cells of solar street light of the present invention
Carbon nanomaterial.The bottom of carbon nanomaterial is relatively compact even in hardening close to base part, presents compacted zone, top
Point, it being separated from each other, present porous layer, compacted zone and porous layer thickness ratio are 1:1.Dye-sensitized solar cells of the present invention is entered
Row photoelectric transformation efficiency is measured, and simulated solar irradiation is formed by simulated solar photogenerator, and light intensity is 100mWcm-2, and spectrum
Meeting AM1.5 standard, arriving of test, the open-circuit voltage of this dye-sensitized solar cells is 0.72 ± 0.05V, short-circuit current density
Being 9.6 ± 0.1mAcm-2, conversion efficiency is 9.4%.
In the solar street light of the present invention, the carbon that dye-sensitized solar cells uses manufacturing process simple, with low cost is received
Rice material is as to the Catalytic Layer of electrode and the conductive layer of light anode, and this carbon nanomaterial has compacted zone and the porous of uniqueness
Layer, is applied to electrode, and its loose structure is conducive to the catalysis of electrolyte reduction reaction, and it forms ohm with transition zone Cr
Contact, has relatively low resistance, is applied to light anode, and it considerably increases the dispersibility of bulky grain TiO2, uniformity, further
Improve the adsorption rate of dyestuff, use the dye-sensitized solar cells of this electrode structure to show higher sunlight conversion effect
Rate.
The solar street light of the present invention is capable of the efficient utilization of sunlight, and this repeatability, has good stability, light
Photoelectric transformation efficiency is high, possesses the biggest market application foreground.
Embodiment four:
By Fig. 1, embodiments herein relates to a kind of energy-efficient solar street light, including lamp stand 1 and support 2, lamp stand 1
Top is provided with support 2, and support 2 is installed solar panel 3.
Preferably, described support 2 is by can connector 4 and lamp stand 1 that horizontally and vertically direction rotates connect.
Preferably, the described internally installed accumulator of lamp stand 1 and control circuit, lamp stand 1 is installed street lamp 5.
Preferably, described solar panel 3 is dye-sensitized solar cells.
Preferably, electrode by light anode, electrolyte and is constituted by described dye-sensitized solar cells；Described smooth anode is by outward
ITO substrate, carbon nanomaterial, bulky grain TiO2, dye molecule it is followed successively by and；Described electrode is followed successively by from outside to inside Ti base
The end, Cu thin film, carbon nanomaterial, Ni thin film；Described smooth anode with described be 100 μm to electrode spacing；Described Ni thickness is
9nm。
Preferably, Fig. 2 shows described dye-sensitized solar cells Making programme figure, and its concrete preparation process is as follows:
S1, makes electrode:
A) clean, process Ti substrate:
Use Ti as the substrate to electrode, choose the Ti sheet of suitable size (such as 5cm × 5cm), after cleaning, then use sand
Paper is polished, and the mesh number of sand paper is incremented by, the sand papering 20min of every kind of mesh number so that Ti substrate surface removes obvious impurity, and
And there is camber, and utilize magnetron sputtering method to be deposited with layer of metal Cu thin film on its surface, thickness is 300nm, then, by Ti base
The end, is put into hydrochloric acid solution and soaks 30min, distinguishes ultrasonic cleaning 20min with acetone, ethanol and deionized water, subsequently by Ti substrate certainly
So dry；
B) Ti substrate surface growth carbon nanomaterial:
At 80 DEG C, preparation NiSO4 solution and sodium lauryl sulphate (K12) solution, concentration is respectively 21%～42% He
18%～35% (mass fraction), respectively takes 200ml, under magnetic stirring mix homogeneously, utilizes sol evenning machine to be spun on a
The Ti substrate surface that step obtains, after being dried 2h, places it in flame surface and processes 20min, i.e. form carbon at Ti substrate surface and receive
Rice material；
C) catalyst n i thin film is made
Taking Ti substrate obtained above, put in magnetic control sputtering device, be deposited with layer of Ni thin film, wherein, base vacuum is 1.5
× 10-3pa, obtains electrode；
S2, making light anode:
A) clean, process ITO substrate:
Light anode substrate uses ito glass, chooses and the ITO substrate to electrode Ti substrate same size, according to step one
In, use sand papering ITO substrate, then with acetone, ethanol and deionized water ultrasonic cleaning 20min respectively, subsequently by ITO substrate
Naturally dry；
B) ITO substrate superficial growth carbon nanomaterial:
Same procedure in using step one b), at ITO substrate superficial growth carbon nanomaterial,
C) silk screen printing bulky grain TiO2:
Take bulky grain (500nm) TiO2 nano-particle and the 5ml glacial acetic acid mix homogeneously of 18g, be then added dropwise over from
Sub-water and ethanol grind, and milling time is 4h, by adding terpineol in ground mixed solution, carry out in supersonic cleaning machine
Ultrasonic disperse, is placed in solution in Rotary Evaporators subsequently and is steamed by unnecessary dehydrated alcohol, then continued by remaining slurry
Grind 3h, i.e. obtain bulky grain TiO2 slurry；Utilize the method for silk screen printing by prepared bulky grain TiO2 slurry for rotary coating in life
Long have in the ITO substrate of carbon nanomaterial, and bulky grain TiO2 slurry thickness is 2500nm, then ITO substrate is put into Muffle furnace
In 400 DEG C calcining 30min
D) absorbing dye:
The mixed solution (volume ratio 1:1) taking N719 and the tert-butyl alcohol and acetonitrile is configured to the dye solution of 0.6mM, will calcining
After ITO substrate put in dye solution, through 28h dyestuff soak after take out, rinse 2min with acetonitrile, dry, obtain light
Anode；
S3, filling electrolyte solution and encapsulation:
The light anode of absorbing dye is staggered relatively with to electrode, be encapsulated together with sarin resin, light anode with
Being 100 μm to thickness between electrode, the most backward gap therebetween perfusion electrolyte, electrolyte solution is the iodine of 0.06M, 1.2M's
1-methyl-3 propyl imidazole iodine, the guanidine thiocyanate of 0.7M, the acetonitrile solution of the tert .-butylpyridine of 0.6M, closure electricity after fill
Solve matter perfusing hole, complete the preparation of dye-sensitized solar cells.
Preferably, electrode all be have employed identical with light anode by the dye-sensitized solar cells of solar street light of the present invention
Carbon nanomaterial.The bottom of carbon nanomaterial is relatively compact even in hardening close to base part, presents compacted zone, top
Point, it being separated from each other, present porous layer, compacted zone and porous layer thickness ratio are 4:3.Dye-sensitized solar cells of the present invention is entered
Row photoelectric transformation efficiency is measured, and simulated solar irradiation is formed by simulated solar photogenerator, and light intensity is 100mWcm-2, and spectrum
Meeting AM1.5 standard, arriving of test, the open-circuit voltage of this dye-sensitized solar cells is 0.72 ± 0.05V, short-circuit current density
Being 9.6 ± 0.1mAcm-2, conversion efficiency is 9.9%.
In the solar street light of the present invention, the carbon that dye-sensitized solar cells uses manufacturing process simple, with low cost is received
Rice material is as to the Catalytic Layer of electrode and the conductive layer of light anode, and this carbon nanomaterial has compacted zone and the porous of uniqueness
Layer, is applied to electrode, and its loose structure is conducive to the catalysis of electrolyte reduction reaction, and it forms ohm with transition zone Cr
Contact, has relatively low resistance, is applied to light anode, and it considerably increases the dispersibility of bulky grain TiO2, uniformity, further
Improve the adsorption rate of dyestuff, use the dye-sensitized solar cells of this electrode structure to show higher sunlight conversion effect
Rate.
The solar street light of the present invention is capable of the efficient utilization of sunlight, and this repeatability, has good stability, light
Photoelectric transformation efficiency is high, possesses the biggest market application foreground.
Embodiment five:
By Fig. 1, embodiments herein relates to a kind of energy-efficient solar street light, including lamp stand 1 and support 2, lamp stand 1
Top is provided with support 2, and support 2 is installed solar panel 3.
Preferably, described support 2 is by can connector 4 and lamp stand 1 that horizontally and vertically direction rotates connect.
Preferably, the described internally installed accumulator of lamp stand 1 and control circuit, lamp stand 1 is installed street lamp 5.
Preferably, described solar panel 3 is dye-sensitized solar cells.
Preferably, electrode by light anode, electrolyte and is constituted by described dye-sensitized solar cells；Described smooth anode is by outward
ITO substrate, carbon nanomaterial, bulky grain TiO2, dye molecule it is followed successively by and；Described electrode is followed successively by from outside to inside Ti base
The end, Cu thin film, carbon nanomaterial, Ni thin film；Described smooth anode with described be 100 μm to electrode spacing；Described Ni thickness is
9nm。
Preferably, Fig. 2 shows described dye-sensitized solar cells Making programme figure, and its concrete preparation process is as follows:
S1, makes electrode:
A) clean, process Ti substrate:
Use Ti as the substrate to electrode, choose the Ti sheet of suitable size (such as 5cm × 5cm), after cleaning, then use sand
Paper is polished, and the mesh number of sand paper is incremented by, the sand papering 20min of every kind of mesh number so that Ti substrate surface removes obvious impurity, and
And there is camber, and utilize magnetron sputtering method to be deposited with layer of metal Cu thin film on its surface, thickness is 300nm, then, by Ti base
The end, is put into hydrochloric acid solution and soaks 30min, distinguishes ultrasonic cleaning 20min with acetone, ethanol and deionized water, subsequently by Ti substrate certainly
So dry；
B) Ti substrate surface growth carbon nanomaterial:
At 80 DEG C, preparation NiSO4 solution and sodium lauryl sulphate (K12) solution, concentration is respectively 21%～42% He
18%～35% (mass fraction), respectively takes 200ml, under magnetic stirring mix homogeneously, utilizes sol evenning machine to be spun on a
The Ti substrate surface that step obtains, after being dried 2h, places it in flame surface and processes 20min, i.e. form carbon at Ti substrate surface and receive
Rice material；
C) catalyst n i thin film is made
Taking Ti substrate obtained above, put in magnetic control sputtering device, be deposited with layer of Ni thin film, wherein, base vacuum is 1.5
× 10-3pa, obtains electrode；
S2, making light anode:
A) clean, process ITO substrate:
Light anode substrate uses ito glass, chooses and the ITO substrate to electrode Ti substrate same size, according to step one
In, use sand papering ITO substrate, then with acetone, ethanol and deionized water ultrasonic cleaning 20min respectively, subsequently by ITO substrate
Naturally dry；
B) ITO substrate superficial growth carbon nanomaterial:
Same procedure in using step one b), at ITO substrate superficial growth carbon nanomaterial,
C) silk screen printing bulky grain TiO2:
Take bulky grain (500nm) TiO2 nano-particle and the 5ml glacial acetic acid mix homogeneously of 18g, be then added dropwise over from
Sub-water and ethanol grind, and milling time is 4h, by adding terpineol in ground mixed solution, carry out in supersonic cleaning machine
Ultrasonic disperse, is placed in solution in Rotary Evaporators subsequently and is steamed by unnecessary dehydrated alcohol, then continued by remaining slurry
Grind 3h, i.e. obtain bulky grain TiO2 slurry；Utilize the method for silk screen printing by prepared bulky grain TiO2 slurry for rotary coating in life
Long have in the ITO substrate of carbon nanomaterial, and bulky grain TiO2 slurry thickness is 2500nm, then ITO substrate is put into Muffle furnace
In 400 DEG C calcining 30min
D) absorbing dye:
The mixed solution (volume ratio 1:1) taking N719 and the tert-butyl alcohol and acetonitrile is configured to the dye solution of 0.6mM, will calcining
After ITO substrate put in dye solution, through 28h dyestuff soak after take out, rinse 2min with acetonitrile, dry, obtain light
Anode；
S3, filling electrolyte solution and encapsulation:
The light anode of absorbing dye is staggered relatively with to electrode, be encapsulated together with sarin resin, light anode with
Being 100 μm to thickness between electrode, the most backward gap therebetween perfusion electrolyte, electrolyte solution is the iodine of 0.06M, 1.2M's
1-methyl-3 propyl imidazole iodine, the guanidine thiocyanate of 0.7M, the acetonitrile solution of the tert .-butylpyridine of 0.6M, closure electricity after fill
Solve matter perfusing hole, complete the preparation of dye-sensitized solar cells.
Preferably, electrode all be have employed identical with light anode by the dye-sensitized solar cells of solar street light of the present invention
Carbon nanomaterial.The bottom of carbon nanomaterial is relatively compact even in hardening close to base part, presents compacted zone, top
Point, it being separated from each other, present porous layer, compacted zone and porous layer thickness ratio are 5:3.Dye-sensitized solar cells of the present invention is entered
Row photoelectric transformation efficiency is measured, and simulated solar irradiation is formed by simulated solar photogenerator, and light intensity is 100mWcm-2, and spectrum
Meeting AM1.5 standard, arriving of test, the open-circuit voltage of this dye-sensitized solar cells is 0.72 ± 0.05V, short-circuit current density
Being 9.6 ± 0.1mAcm-2, conversion efficiency is 7.5%.
In the solar street light of the present invention, the carbon that dye-sensitized solar cells uses manufacturing process simple, with low cost is received
Rice material is as to the Catalytic Layer of electrode and the conductive layer of light anode, and this carbon nanomaterial has compacted zone and the porous of uniqueness
Layer, is applied to electrode, and its loose structure is conducive to the catalysis of electrolyte reduction reaction, and it forms ohm with transition zone Cr
Contact, has relatively low resistance, is applied to light anode, and it considerably increases the dispersibility of bulky grain TiO2, uniformity, further
Improve the adsorption rate of dyestuff, use the dye-sensitized solar cells of this electrode structure to show higher sunlight conversion effect
Rate.
The solar street light of the present invention is capable of the efficient utilization of sunlight, and this repeatability, has good stability, light
Photoelectric transformation efficiency is high, possesses the biggest market application foreground.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to its of the present invention
Its embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes or
Person's adaptations is followed the general principle of the present invention and includes the undocumented common knowledge in the art of the application
Or conventional techniques means.Description and embodiments is considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and
And various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (4)
1. an energy-efficient solar street light, including lamp stand and support, it is characterised in that lamp stand top is provided with support, support
Upper installation solar panel.
Solar street light the most according to claim 1, it is characterised in that described support is by can horizontally and vertically turn in direction
Dynamic connector and lamp stand connect.
Solar street light the most according to claim 2, it is characterised in that the internally installed accumulator of described lamp stand and control electricity
Road, lamp stand is installed street lamp.
Solar street light the most according to claim 3, it is characterised in that described solar panel is the dye sensitization sun
Battery.
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|---|---|---|---|
| CN201610606695.7A CN106195893A (en) | 2016-07-27 | 2016-07-27 | A kind of energy-efficient solar street light |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606695.7A CN106195893A (en) | 2016-07-27 | 2016-07-27 | A kind of energy-efficient solar street light |
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Application publication date: 20161207 |