CN106195885A - A kind of Solar lamp - Google Patents
A kind of Solar lamp Download PDFInfo
- Publication number
- CN106195885A CN106195885A CN201610519907.8A CN201610519907A CN106195885A CN 106195885 A CN106195885 A CN 106195885A CN 201610519907 A CN201610519907 A CN 201610519907A CN 106195885 A CN106195885 A CN 106195885A
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- Prior art keywords
- tungsten oxide
- fto
- oxide nano
- dye
- solution
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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
- F21S9/035—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 the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- 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
- H01G9/2036—Light-sensitive devices comprising an oxide semiconductor electrode comprising mixed oxides, e.g. ZnO covered TiO2 particles
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
Abstract
The application relates to a kind of Solar lamp, and including installing rack, Driven by Solar Energy device, illuminator and support bar, described Driven by Solar Energy device and described illuminator are installed on described installing rack, and described installing rack is fixedly linked with described support bar；Described Driven by Solar Energy device includes that solar panel, control circuit, battery, described solar panel are connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery；Described illuminator includes LED.
Description
Technical field
The application relates to lighting field, particularly relates to a kind of Solar lamp.
Background technology
Illumination is the measure utilizing various light source to illuminate work and life area or item.
Additionally, solar energy resources depends on sunlight, it it is a kind of inexhaustible clean energy resource.In recent years, solar energy
Volt industry is developed rapidly, and develops solaode cheap, efficient and has become as current academic activities, business activity
Study hotspot.Solar energy resources is applied to architectural lighting field and can reduce energy consumption, more can realize the purpose worked continuously.
Summary of the invention
For overcoming problem present in correlation technique, the application provides a kind of Solar lamp.
The application is achieved through the following technical solutions:
A kind of Solar lamp, including installing rack, Driven by Solar Energy device, illuminator and support bar, described solar energy drives
Dynamic device and described illuminator are installed on described installing rack, and described installing rack is fixedly linked with described support bar.
Preferably, described Driven by Solar Energy device includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
The technical scheme that embodiments herein provides can include following beneficial effect:
1. the dye-sensitized solar cells light anode of the Solar lamp of the present invention uses the tungsten oxide nanometer of nucleocapsid structure
Wire material, wherein, tungsten oxide belongs to semiconductor material with wide forbidden band, has excellent electric conductivity, it is possible to ensure that electronics quickly passes
Defeated；It addition, tungsten oxide nano uses nucleocapsid structure, can effectively hinder the compound of electronics, this structure can be effective simultaneously
Reduce the acid stain corrosion to tungsten oxide nano, improve dye cell stability；Dye-sensitized solar cells light sun
In extremely, it is adsorbed with soot-particles in the space of nucleocapsid structure tungsten oxide nano, forms microballon-nano thread structure, this knot
Structure can be effectively increased sun scattering of light so that the absorbance of sunlight is greatly improved by dyestuff, and then improves solar-electricity
The photoelectric transformation efficiency in pond.
In the electrolyte of the dye-sensitized solar cells of Solar lamp the most of the present invention, adding TiO2 nanoparticle, this is received
The particle diameter of rice corpuscles is 30～70nm, and sunlight can be played scattering process by it so that the dyestuff absorption efficiency to sunlight
Improve, thus improve the photoelectric transformation efficiency of this battery.
3. in dye-sensitized solar cell anode, tungsten oxide nano has certain density, and uses simple
Template realizes localization growth, simple to operate, with low cost, has certain market prospect.
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 Solar lamp of the present invention.Wherein, 1-installing rack, 2-Driven by Solar Energy device, 3-illuminates
Device, 4-support bar.
Fig. 2 is the dye-sensitized solar cells Making programme figure of Solar lamp of the present invention.
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.
The energy is the basis of all production activities of human society, along with the development of modern economy, mankind's demand to the energy
Just become to increasingly sharpen.The reserves of traditional energy are limited, and its content is becoming more and more exhausted, and owing to traditional energy exists
A large amount of toxic and harmful, solid etc. can be produced during utilization, have become as the arch-criminal of the most serious environmental pollution.
Based on this, development new and renewable sources of energy is the research emphasis of 21st century.Wherein, solar energy resources depends on the sun
Light, is a kind of inexhaustible clean energy resource.In recent years, solar photovoltaic industry is developed rapidly, and exploitation is cheap, efficiently
Solaode have become as the study hotspot of current academic activities, business activity.
DSSC (DSSC) is the electrooptical device of a kind of nanostructured, and it is typically by five part groups
Become, respectively electrically conducting transparent substrate, Nanometer Semiconductor Films, dye sensitizing agent, electrolyte and to electrode.Dye sensitizing agent realizes
The function that light absorbs, dye molecule absorbs after sunlight, and electronics generation transition also injects the conduction band of Nanometer Semiconductor Films,
Being flowed out by through electrode subsequently, produce operating current, hole is stayed in the dye molecule of oxidation state by the oxidoreduction in electrolyte
To reduction, ground state is returned in dye molecule transition, thus again absorbs photon；The electrolyte of oxidation state then diffuses to electrode, due to
Electrode surface is coated with catalyst film, electrolyte generation reduction reaction under catalyst action, so far complete Optical Electro-Chemistry
The circulation of reaction.
Dye-sensitized solar cells is simple due to manufacturing process, cheap, and efficiency is high, and possessing the most wide market should
Use prospect.But, it is typically acid due to electrolyte solution, Nanometer Semiconductor Films can be produced corrosiveness, affect dyestuff
The job stability of sensitization solar cell；It addition, general dye-sensitized solar cells uses TiO2 granule as nanometer half
Conductor thin film, the specific surface area big due to TiO2 nanometer particle film and defect exist, and easily cause the compound of electronics, thus drop
Low photoelectric transformation efficiency.
Present invention light based on DSSC anode construction, first at the transparency electrode surface magnetic of light anode
The tungsten oxide film of control one layer of localization of sputtering, through nanowire growth, and after nano wire is made nucleocapsid structure, sets on its surface
It is equipped with glass microballoon structure, creates beyond thought beneficial effect.
Below in conjunction with embodiment, the present invention is described further.
Embodiment 1:
Such as Fig. 1, embodiments herein relates to a kind of Solar lamp, including installing rack 1, Driven by Solar Energy device 2, illumination
Device 3 and support bar 4, described Driven by Solar Energy device 2 and described illuminator 3 be installed on described installing rack 1, described peace
Shelve 1 to be fixedly linked with described support bar 4.
Preferably, described Driven by Solar Energy device 2 includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator 3 includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, in conjunction with Fig. 2, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
Preferably, in FTO substrate, when the tungsten oxide nanometer line length grown through thermal oxidation method is at 1～10 μm, diameter
20nm, density is 108Root/cm2, DSSC of the present invention is energy conversion device, and its performance test exists
Carrying out performance test under the standard spectrum of AM1.5G, this shorted devices electric current density about 16.21mA/cm2, open-circuit voltage is about
0.74V, photovoltaic energy conversion efficiency is up to 18.1%；After repeated measure 500h, its current attenuation is less than 5%, places in an atmosphere
After 30 days, test its energy conversion efficiency and decay to the 94% of initial value；Test shows, the dye sensitization of solar electricity of the program
Pond electric current density is higher, and photoelectric transformation efficiency is higher, having good stability of device.
By test, in the Solar lamp of the present invention, dye-sensitized solar cells can realize opto-electronic conversion efficiently, and
And reproducible, to decay little, this electric energy can be used to provide lighting work or be stored in accumulator, as standby,
And this luminaire good freezing protection effect, present invention achieves making full use of of sunlight, is effectively saved the energy.
Embodiment 2:
Such as Fig. 1, embodiments herein relates to a kind of Solar lamp, including installing rack 1, Driven by Solar Energy device 2, illumination
Device 3 and support bar 4, described Driven by Solar Energy device 2 and described illuminator 3 be installed on described installing rack 1, described peace
Shelve 1 to be fixedly linked with described support bar 4.
Preferably, described Driven by Solar Energy device 2 includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator 3 includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, in conjunction with Fig. 2, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
Preferably, in FTO substrate, when the tungsten oxide nanometer line length grown through thermal oxidation method is at 1～10 μm, diameter
30nm, density is 108Root/cm2, DSSC of the present invention is energy conversion device, and its performance test exists
Carrying out performance test under the standard spectrum of AM1.5G, this shorted devices electric current density about 16.21mA/cm2, open-circuit voltage is about
0.74V, photovoltaic energy conversion efficiency is up to 17.7%；After repeated measure 500h, its current attenuation is less than 6%, places in an atmosphere
After 30 days, test its energy conversion efficiency and decay to the 94% of initial value；Test shows, the dye sensitization of solar electricity of the program
Pond electric current density is higher, and photoelectric transformation efficiency is higher, having good stability of device.
By test, in the Solar lamp of the present invention, dye-sensitized solar cells can realize opto-electronic conversion efficiently, and
And reproducible, to decay little, this electric energy can be used to provide lighting work or be stored in accumulator, as standby,
And this luminaire good freezing protection effect, present invention achieves making full use of of sunlight, is effectively saved the energy.
Embodiment 3:
Such as Fig. 1, embodiments herein relates to a kind of Solar lamp, including installing rack 1, Driven by Solar Energy device 2, illumination
Device 3 and support bar 4, described Driven by Solar Energy device 2 and described illuminator 3 be installed on described installing rack 1, described peace
Shelve 1 to be fixedly linked with described support bar 4.
Preferably, described Driven by Solar Energy device 2 includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator 3 includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, in conjunction with Fig. 2, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
Preferably, in FTO substrate, when the tungsten oxide nanometer line length grown through thermal oxidation method is at 1～10 μm, diameter
40nm, density is 109Root/cm2, DSSC of the present invention is energy conversion device, and its performance test exists
Carrying out performance test under the standard spectrum of AM1.5G, this shorted devices electric current density about 16.21mA/cm2, open-circuit voltage is about
0.74V, photovoltaic energy conversion efficiency is up to 16.5%；After repeated measure 500h, its current attenuation is less than 6%, places in an atmosphere
After 30 days, test its energy conversion efficiency and decay to the 94% of initial value；Test shows, the dye sensitization of solar electricity of the program
Pond electric current density is higher, and photoelectric transformation efficiency is higher, having good stability of device.
By test, in the Solar lamp of the present invention, dye-sensitized solar cells can realize opto-electronic conversion efficiently, and
And reproducible, to decay little, this electric energy can be used to provide lighting work or be stored in accumulator, as standby,
And this luminaire good freezing protection effect, present invention achieves making full use of of sunlight, is effectively saved the energy.
Embodiment 4:
Such as Fig. 1, embodiments herein relates to a kind of Solar lamp, including installing rack 1, Driven by Solar Energy device 2, illumination
Device 3 and support bar 4, described Driven by Solar Energy device 2 and described illuminator 3 be installed on described installing rack 1, described peace
Shelve 1 to be fixedly linked with described support bar 4.
Preferably, described Driven by Solar Energy device 2 includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator 3 includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, in conjunction with Fig. 2, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
Preferably, in FTO substrate, when the tungsten oxide nanometer line length grown through thermal oxidation method is at 1～10 μm, diameter
50nm, density is 109Root/cm2, DSSC of the present invention is energy conversion device, and its performance test exists
Carrying out performance test under the standard spectrum of AM1.5G, this shorted devices electric current density about 16.21mA/cm2, open-circuit voltage is about
0.74V, photovoltaic energy conversion efficiency is up to 15.7%；After repeated measure 500h, its current attenuation is less than 6%, places in an atmosphere
After 30 days, test its energy conversion efficiency and decay to the 94% of initial value；Test shows, the dye sensitization of solar electricity of the program
Pond electric current density is higher, and photoelectric transformation efficiency is higher, having good stability of device.
By test, in the Solar lamp of the present invention, dye-sensitized solar cells can realize opto-electronic conversion efficiently, and
And reproducible, to decay little, this electric energy can be used to provide lighting work or be stored in accumulator, as standby,
And this luminaire good freezing protection effect, present invention achieves making full use of of sunlight, is effectively saved the energy.
Embodiment 5:
Such as Fig. 1, embodiments herein relates to a kind of Solar lamp, including installing rack 1, Driven by Solar Energy device 2, illumination
Device 3 and support bar 4, described Driven by Solar Energy device 2 and described illuminator 3 be installed on described installing rack 1, described peace
Shelve 1 to be fixedly linked with described support bar 4.
Preferably, described Driven by Solar Energy device 2 includes solar panel, control circuit, battery, described solar-electricity
Pond plate is connected with described control circuit, and described battery is connected with described control circuit, and described illuminator is connected with described battery.
Preferably, described illuminator 3 includes LED.
Preferably, described solar panel is based on dye-sensitized solar cells, and described dye-sensitized solar cells is by light
Anode, electrode and electrolyte are constituted；The structure of described smooth anode is FTO substrate from outside to inside, is grown on FTO substrate surface
Tungsten oxide nano, be coated on the glass microballoon bottom tungsten oxide nano；Described tungsten oxide nano is nucleocapsid structure, core
For tungsten oxide nano, shell is titanium oxide；Described is FTO substrate from outside to inside, reflector layer, Pt Catalytic Layer to electrode；Described
Electrolyte adds antifreezing agent normal propyl alcohol.
Preferably, in conjunction with Fig. 2, the preparation process of described dye-sensitized solar cells is as follows:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, use
Speckle with the ultra-clean cloth wiping FTO conduction one side of liquid detergent, remove the impurity such as the greasy dirt of surface existence, dust, then use deionization
Water rinses for several times repeatedly, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then depends on
According to the order ultrasonic cleaning 30min respectively of acetone, ethanol, deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal of one layer of 150nm on FTO surface
Tungsten film, as tungsten oxide nano growth source, uses pottery template to realize the localization growth of tungsten film, in magnetron sputtering process simultaneously
Pottery template is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, magnetron sputtering electric current
For 2A；Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film,
Under the protection of noble gas, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add 1ml's
C16H36O4Ti, stirs under 70 DEG C of water-baths, and growth has the FTO electro-conductive glass of tungsten oxide nano put in solution,
Standing 11s, then quickly remove, this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes
Shell structure, then by the sample taken out at 400 DEG C of 1h that anneal, i.e. obtains with nucleocapsid structure tungsten oxide nano after natural cooling
FTO substrate；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflective
Layer, Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, add wherein
Enter the lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge,
Make it fully dissolve, then weigh the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve,
Lucifuge stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered this brown glass
In ware, lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing
Film, by electrolyte from the aperture injection to electrode one end, encapsulates aperture, connects wire, and the modified model dyestuff forming the present invention is quick
Change solaode.
Preferably, in FTO substrate, when the tungsten oxide nanometer line length grown through thermal oxidation method is at 1～10 μm, diameter
60nm, density is 108Root/cm2, DSSC of the present invention is energy conversion device, and its performance test exists
Carrying out performance test under the standard spectrum of AM1.5G, this shorted devices electric current density about 16.21mA/cm2, open-circuit voltage is about
0.74V, photovoltaic energy conversion efficiency is up to 15.4%；After repeated measure 500h, its current attenuation is less than 8%, places in an atmosphere
After 30 days, test its energy conversion efficiency and decay to the 94% of initial value；Test shows, the dye sensitization of solar electricity of the program
Pond electric current density is higher, and photoelectric transformation efficiency is higher, having good stability of device.
By test, in the Solar lamp of the present invention, dye-sensitized solar cells can realize opto-electronic conversion efficiently, and
And reproducible, to decay little, this electric energy can be used to provide lighting work or be stored in accumulator, as standby,
And this luminaire good freezing protection effect, present invention achieves making full use of of sunlight, is effectively saved the energy.
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 (5)
1. a Solar lamp, it is characterised in that: include installing rack, Driven by Solar Energy device, illuminator and support bar, described
Driven by Solar Energy device and described illuminator are installed on described installing rack, and described installing rack fixes phase with described support bar
Even.
Solar lamp the most according to claim 1, it is characterised in that: described Driven by Solar Energy device includes solaode
Plate, control circuit, battery, described solar panel is connected with described control circuit, described battery and described control circuit phase
Even, described illuminator is connected with described battery.
Solar lamp the most according to claim 2, it is characterised in that: described illuminator includes LED.
Solar lamp the most according to claim 3, it is characterised in that described solar panel is based on the dye sensitization sun
Battery, described dye-sensitized solar cells is by light anode, constitute electrode and electrolyte；The structure of described smooth anode is for by outer
In FTO substrate, be grown on the tungsten oxide nano of FTO substrate surface, be coated on the glass microballoon bottom tungsten oxide nano；
Described tungsten oxide nano is nucleocapsid structure, and core is tungsten oxide nano, and shell is titanium oxide；Described is from outside to inside to electrode
FTO substrate, reflector layer, Pt Catalytic Layer；Described electrolyte adds antifreezing agent normal propyl alcohol.
Solar lamp the most according to claim 4, it is characterised in that the preparation process of described dye-sensitized solar cells is such as
Under:
Step one, making FTO substrate:
A) FTO substrate is cleaned: select FTO electro-conductive glass as the substrate of light anode, first, cut FTO electro-conductive glass, with speckling with
The ultra-clean cloth wiping FTO conduction one side of liquid detergent, removes the impurity such as the greasy dirt of surface existence, dust, then anti-with deionized water
Multiple flushing for several times, until being cleaned up by liquid detergent, puts it in ozone clean machine, and ozone processes 10min, then according to third
Ketone, ethanol, the order ultrasonic cleaning 30min respectively of deionized water, dry up stand-by by nitrogen gun；
B) growth tungsten oxide nano: use magnetron sputtering technology to be deposited with the thick metal tungsten film of one layer of 150nm on FTO surface
As tungsten oxide nano growth source, use pottery template to realize the localization growth of tungsten film simultaneously, will pottery in magnetron sputtering process
Ceramic former plate is attached to FTO surface, and wherein, the pore diameter of pottery template is 2 μm, and spacing is 50 μm, and magnetron sputtering electric current is 2A；
Tungsten oxide nano growth uses thermal oxidation process, puts in thermal evaporation stove by the FTO electro-conductive glass being coated with tungsten film, at indifferent gas
Under the protection of body, 400 DEG C of insulation 5h, take out after natural cooling；
C) prepare nucleocapsid structure tungsten oxide nano: weigh the ethanol solution of 100ml, add the C16H36O4Ti of 1ml,
Stir under 70 DEG C of water-baths, growth has the FTO electro-conductive glass of tungsten oxide nano put in solution, stand 11s, the soonest
Speed is taken out, and this immersion solution processes repeats five times, ensure that nanowire surface sufficiently superscribes shell structure, then will take
The sample gone out, at 400 DEG C of 1h that anneal, i.e. obtains the FTO substrate with nucleocapsid structure tungsten oxide nano after natural cooling；
Step 2, absorption glass microballoon:
Take glass microballoon (Glass Bead Diameter is 5～10 μm) the deionized water cleaning that 20g buys, be dried, join
Magnetic agitation 20min final vacuum sucking filtration in the hydrofluoric acid solution of 20mol/l, cleans with deionized water and is dried to neutrality, remove
Ionized water 100ml, is sequentially added into 2.5g sodium citrate, 2.2g ammonium sulfate and 5g nano silver particles, is subsequently added ammonia regulation pH
Value is 6, is added by dry glass microballoon in above-mentioned solution, at 60 DEG C, and magnetic agitation 2h, it is cooled to room temperature after reaction；Will
The FTO substrate with nucleocapsid structure tungsten oxide nano obtained in step one is immersed in above-mentioned solution, stands at water-bath 80 DEG C
5h, can form glass microballoon syncaryon shell structure tungsten oxide nano-material at FTO substrate surface.
Step 3, preparation is to electrode:
Choose and the FTO electro-conductive glass of light anode same size, then at one layer of Ag of its surface magnetic control sputtering, as reflector layer,
Ag thickness is 400nm, is deposited with Pt catalyst layer the most again, and Pt catalyst layer thickness is 50nm.
Step 4, assembling dye-sensitized solar cells:
Iodine/iodine three anion electrolyte that electrolyte application is traditional: first weigh the acetonitrile solution of 100ml, be added thereto to
The lithium iodide of 0.1M, 0.1M iodine, 0.6M 4-tert .-butylpyridine and the tetrabutylammonium iodide of 0.6M, the ultrasonic 5min of lucifuge, make
It fully dissolves, and then weighs the nano TiO 2 nanoparticle of 8g, under water-bath 70 degrees Celsius, TiO2 nanoparticle is added electricity
In electrolyte solution, it is eventually adding 5ml antifreezing agent normal propyl alcohol, ultrasonic 30min so that it is be sufficiently mixed uniformly；
Dye solution: weigh N719 powder 50mg, dehydrated alcohol 30ml, N719 is added in dehydrated alcohol, fully dissolve, lucifuge
Stirring 12h.The dye solution taking above-mentioned preparation is put in brown glass ware, then FTO substrate is entered in this brown glass ware,
Lucifuge is sensitization 3h at 60 DEG C, takes out, is then packaged together electrode with this light anode, and encapsulating material uses heat-sealing film, will
Electrolyte, from the aperture injection to electrode one end, encapsulates aperture, connects wire, form the modified model dye sensitization sun of the present invention
Can battery.
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| CN107276152A (en) * | 2017-06-15 | 2017-10-20 | 深圳森阳环保材料科技有限公司 | Mobile solar mobile phone charging pile |
| CN108364579A (en) * | 2018-02-10 | 2018-08-03 | 深圳市益鑫智能科技有限公司 | Facilitate the building safety warning sign of night use |
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| CN108364579A (en) * | 2018-02-10 | 2018-08-03 | 深圳市益鑫智能科技有限公司 | Facilitate the building safety warning sign of night use |
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