CN106885384A - The application of photothermal deformation element and poly-dopamine - Google Patents

The application of photothermal deformation element and poly-dopamine Download PDF

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Publication number
CN106885384A
CN106885384A CN201710070893.0A CN201710070893A CN106885384A CN 106885384 A CN106885384 A CN 106885384A CN 201710070893 A CN201710070893 A CN 201710070893A CN 106885384 A CN106885384 A CN 106885384A
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China
Prior art keywords
photothermal deformation
poly
dopamine
deformation element
solar
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CN201710070893.0A
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CN106885384B (en
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吉岩
危岩
李振
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Tsinghua University
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Tsinghua University
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S70/00Details of absorbing elements
    • F24S70/10Details of absorbing elements characterised by the absorbing material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/138Water desalination using renewable energy
    • Y02A20/142Solar thermal; Photovoltaics
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers

Abstract

The present invention provides a kind of photothermal deformation element, including poly-dopamine, and sunshine is converted to heat energy by the poly-dopamine.The present invention also provides a kind of application of poly-dopamine, and the poly-dopamine is used for photothermal deformation element, sunshine is converted into heat energy.The photothermal deformation element can be widely applied to solar energy development and utilize field, such as sea water desalinating unit, purified solution device, sewage-treatment plant, water heater, drier, solar cooker, heating furnace, light heat generator or photoresponse shape memory device.

Description

The application of photothermal deformation element and poly-dopamine
Technical field
The present invention relates to light conversion art, more particularly to a kind of photothermal deformation element, and poly-dopamine application.
Background technology
Energy shortage is a great problem that the mankind face for a long time, is also a key factor for restricting China's economic development. The especially exploitation clean energy resource that taps a new source of energy is the important theme of current era.Solar energy has as a kind of clean energy resource Following characteristics:1) solar energy is that the mankind can develop, and the available most abundant energy is inexhaustible;2) sunshine Illuminate earth various regions, can development and utilization on the spot, without transportation problem;3) solar energy is used as a kind of clean energy resource, development and utilization When it is ecological all without pollution environment and influence.Mainly there are photothermal deformation, Photochemical convertion and opto-electronic conversion to the utilization of solar energy Deng.Photothermal deformation (converting solar energy into heat energy) is a shortcut directly using solar energy, at present existing solar energy The application of hot-cast socket, including water heater, water purifier, drier, solar cooker, high temperature furnace and photo-thermal power generation etc..
The major obstacle of photothermal deformation application is a lack of the effective material that photothermal deformation is directly carried out to sunshine.Report The material with photothermal deformation effect led has CNT, Graphene, ferroso-ferric oxide, gold nano grain etc., all current Research and practical application from now in there are many limitation, difficult, high cost is such as prepared, with certain bio-toxicity etc. Problem.And portion of material is low to the degree of absorption of sunshine or thermal transition ability is low.
The content of the invention
Based on this, it is necessary to provide a kind of photo-thermal conversion element, and poly-dopamine application.
Sunshine is converted to heat energy by a kind of photothermal deformation element, including poly-dopamine, the poly-dopamine.
A kind of application of poly-dopamine, the poly-dopamine is used for photothermal deformation element, and sunshine is converted into heat energy.
A kind of application of poly-dopamine, the poly-dopamine is applied to sea water desalinating unit, molten as photothermal deformation element Liquid purifying plant, sewage-treatment plant, water heater, drier, solar cooker, heating furnace, light heat generator or photoresponse shape Memory storage.
A kind of solar energy water processor, including described photothermal deformation element.
A kind of solar water heater, including the photothermal deformation element.
A kind of solar dryer, including the photothermal deformation element.
A kind of solar cooker, including the photothermal deformation element.
A kind of heating furnace, including the photothermal deformation element.
A kind of light heat generator, including the photothermal deformation element.
A kind of sea water desalinating unit, including the photothermal deformation element.
A kind of purified solution device, including the photothermal deformation element.
A kind of sewage-treatment plant, including the photothermal deformation element.
A kind of photoresponse shape memory device, including the photothermal deformation element.
Application compared to the photothermal deformation element that prior art, the present invention are provided, and poly-dopamine uses poly- DOPA Amine material can will be seen that light and sunshine are efficiently converted to heat energy, with excellent photothermal deformation as optical-thermal conversion material Performance, and cost of material is relatively low, prepare it is simple, and poly-dopamine good biocompatibility, toxicity is low, in water treatment procedure There is no secondary pollution, there is preferable application prospect using field in solar energy development, for example, can be widely used in hot water Device, water purifier, drier, solar cooker, heating furnace, photo-thermal power generation, desalinization, purified solution, sewage disposal and photoresponse shape The aspects such as shape memory storage.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment of the present invention solar energy water processor;
Fig. 2 is the structural representation of embodiment of the present invention solar water heater;
Fig. 3 is the structural representation of embodiment of the present invention solar dryer;
Fig. 4 is the structural representation of embodiment of the present invention solar cooker;
Fig. 5 is infrared thermal imaging photo of the photothermal deformation device of the embodiment of the present invention 1 under sunlight;
Fig. 6 is applied to the water quality variation diagram of water evaporation for the photothermal deformation device of the embodiment of the present invention 1;
Fig. 7 is infrared thermal imaging photo of the photothermal deformation device of the embodiment of the present invention 2 under sunlight;
Fig. 8 is infrared thermal imaging photo of the photothermal deformation device of comparative example 1 under sunlight;
Fig. 9 is infrared thermal imaging photo of the photothermal deformation device of comparative example 2 under sunlight;
Figure 10 is infrared thermal imaging photo of the photothermal deformation device of comparative example 3 under sunlight;
Figure 11 is infrared thermal imaging photo of the photothermal deformation device of comparative example 4 under sunlight;
Figure 12 is infrared thermal imaging photo of the photothermal deformation device of comparative example 5 under infrared radiation.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair The application of photothermal deformation element of the invention and poly-dopamine is further elaborated.It should be appreciated that described herein Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
The embodiment of the present invention provides a kind of photothermal deformation element, including poly-dopamine (polydopamine, PDA), described Sunshine is converted to heat energy by poly-dopamine.
The poly-dopamine is a kind of optical-thermal conversion material, illumination can be converted into heat energy, especially it will be seen that light conversion It is heat energy, that is to say, that the illumination at least includes radiation of visible light, can also include ultraviolet light and Infrared irradiation.It is excellent Choosing, the illumination is sunlight.
The shape of the poly-dopamine is not limited, for example, can be particle, block, layer structure or vesicular texture.It is pure poly- Dopamine can be used directly as photothermal deformation element, or can be compound by poly-dopamine and other materials or stacking sets Put, form photothermal deformation element.In the photothermal deformation element, the content of the poly-dopamine can be 1%~100%.It is described Other materials can be organic material or inorganic material, such as polymeric layer, polymeric matrix, polymer fiber, metallic particles Or inorganic non-metallic particle.
In one embodiment, the photothermal deformation element also includes substrate, and poly-dopamine is arranged on the surface shape of the substrate Into stepped construction, or be arranged on the substrate be internally formed composite construction.
The substrate is preferably perforated substrate, and the poly-dopamine can be compound with the perforated substrate, so that the poly-dopamine- Perforated substrate composite has larger specific surface area, can be highly efficient carry out photothermal deformation.The perforated substrate can be with It is selected from, but not limited to, at least one in porous fibre, cavernous body, fabric and non-woven fabrics.In addition, the perforated substrate can be with shape Into the circulation passage of vapor, vapor is set to be evaporated from the micropore of the photothermal deformation element.The optical-thermal conversion material is attached In the perforated substrate surface and micropore.Preferably, the optical-thermal conversion material is individually coated on every in the perforated substrate Root fiber or particle surface.
The poly-dopamine is current material, can be obtained by buying or is prepared using existing preparation method, for example It is to mix Dopamine hydrochloride in water with trishydroxymethylaminomethane, stirring at normal temperature polymerization is obtained.The poly-dopamine have compared with Good adhesiveness, can combine to form composite with the perforated substrate, and it is difficult for drop-off to meet water.It is appreciated that poly-dopamine It is not limited to be prepared by the above method, the synthetically prepared of poly-dopamine can be carried out using other existing methods.
Found by experiment, when the weight/mass percentage composition of poly-dopamine in every square metre of photothermal deformation element is 1% to 3% When can obtain preferable photothermal deformation effect.The poly-dopamine is to wavelength for the photo-thermal of the visible ray of 380nm to 780nm turns Efficiency is changed for 65% to 72% (is determined, light intensity about 100mW/cm using a sunlight2)。
In a preferred embodiment, in the photothermal deformation element, the optical-thermal conversion material is existed by in-situ polymerization mode The perforated substrate surface is polymerized by DOPA amine monomers and is formed.The in-situ polymerization is simple, only need to be by Dopamine hydrochloride and three hydroxyls Aminomethane mixes in water, in stirring at normal temperature, and the perforated substrate is dried after taking-up after immersion in the mixed liquor .
The embodiment of the present invention also provides a kind of application of poly-dopamine, and the poly-dopamine is used for photothermal deformation element, will Sunshine is converted to heat energy.The poly-dopamine can apply to any need and change sunshine as photothermal deformation element Field or device for heat energy, for example, be applied to sea water desalinating unit, purified solution device, sewage-treatment plant, water heater, dry Dry device, solar cooker, heating furnace, light heat generator or photoresponse shape memory device.
The embodiment of the present invention also provides a kind of solar energy water processor, including above-mentioned photothermal deformation element, for by the sun Light is converted to heat energy, makes water heating evaporation.
Fig. 1 is referred to, in one embodiment, the solar energy water processor 10 includes above-mentioned photothermal deformation element 14 and waits to locate Reason water receptacle 12, vapor collection device 16 and fresh water container 18.The accessing pending water container 12 be used for accommodate accessing pending water 20 and The photothermal deformation element 14.The vapor collection device 16 is used to collect the vapor evaporated from the accessing pending water container 12, And the aqueous water that the vapor is formed is converged into the fresh water container 18.The fresh water container 18 is used to accommodate to be collected from the vapor The fresh water 22 that device 16 is collected.The top of accessing pending water container 12 has opening, and the vapor collection device 16 is arranged on this and treats The top of water receptacle 12 is processed, and the vapor collection device 16 can be such that light is transmitted through in the accessing pending water container 12 Photothermal deformation element 14.The photothermal deformation element 14 can float on the surface of accessing pending water 20, for converting light energy into heat Can, the accessing pending water 20 is heated, evaporate the accessing pending water 20.
In one embodiment, the vapor collection device 16 is the light-passing board or light-transmissive film being obliquely installed, such as glass plate Or plastic cloth.The light-passing board being obliquely installed or the relatively low one end of light-transmissive film are arranged on the top of fresh water container 18, and vapor is arrived Drop is formed after up to the light-passing board or light-transmissive film, drop flows into the fresh water container 18 along inclined light-passing board or light-transmissive film.
The embodiment of the present invention also provides a kind of sea water desalinating unit (not shown), including the photothermal deformation element, is used for Sunshine is converted into heat energy, heating of seawater is evaporated, desalination water is obtained by collecting vapor.The sea water desalinating unit can be with Similar to above-mentioned solar energy water processor 10, the accessing pending water container 12 is used to accommodate seawater.
The embodiment of the present invention also provides a kind of purified solution device (not shown), including the photothermal deformation element, is used for Sunshine is converted into heat energy, makes solution heating evaporation, obtain purifying solution by the steam for collecting solution.The purified solution is filled Putting can be similar to above-mentioned solar energy water processor 10, and the accessing pending water container 12 is used to accommodate solution to be purified.
The embodiment of the present invention also provides a kind of sewage-treatment plant (not shown), including the photothermal deformation element, is used for Sunshine is converted into heat energy, makes sewage heating evaporation, water purification is obtained by collecting vapor.The sewage-treatment plant can be with Above-mentioned solar energy water processor 10 is similar, and the accessing pending water container 12 is used to accommodate treatment sewage.
The embodiment of the present invention also provides a kind of solar water heater, including above-mentioned photothermal deformation element, for by sunshine Heat energy is converted to, the temperature of water is raised.
Fig. 2 is referred to, in one embodiment, the solar water heater 30 includes the thermal-arrest that water tank 32 is connected with water tank 32 Device 34 and it is arranged on the photothermal deformation element 36 on the surface of heat collector 34.Water is inside heat collector 34 by photothermal deformation element 36 Heating.
The embodiment of the present invention also provides a kind of solar dryer, including above-mentioned photothermal deformation element, for by sunshine Heat energy is converted to, object is dried by heating air.
Fig. 3 is referred to, in one embodiment, the solar dryer 40 includes heat collector 42, the photothermal deformation element 44th, drying box 46 and air extractor 48.Photothermal deformation element 44 is arranged on the surface of heat collector 42, the one end inside the heat collector 42 It is in communication with the outside, the other end is connected with drying box 46, air enters dry after being flowed through from inside heat collector 42 by air extractor 48 Dry case 44.Air is heated during heat collector 42 is flowed through by photothermal deformation element 44, and hot-air is heated in drying box 44 Object, dries object.The air extractor 48 can be arranged on the path of air flow, for example, be arranged on the interior of heat collector 42 Inside portion, end or drying box 46.
The embodiment of the present invention also provides a kind of solar cooker, including above-mentioned photothermal deformation element, for sunshine to be converted to Heat energy, heats object.
Fig. 4 is referred to, in one embodiment, support 52 of the solar cooker 50 including reflective stove 51 and the connection of stove 51, The substrate 53 of the light convergent point for being arranged on support 52 and being formed positioned at reflective stove 51 and it is arranged on the photo-thermal on the surface of substrate 53 Conversion element 54.Object to be heated is placed on the substrate 53, and the photothermal deformation element 54 absorbs the convergence of reflective stove 51 Illumination, heated material is heated.
The embodiment of the present invention also provides a kind of heating furnace (not shown), including the photothermal deformation element, for by the sun Light is converted to heat energy, heats object.In one embodiment, the heating furnace includes body of heater, and the institute for being arranged on body of heater outer surface Photothermal deformation element is stated, sunshine is converted to heat energy by the photothermal deformation element, the heated material of furnace interior is heated.
The embodiment of the present invention also provides a kind of photoresponse shape memory device (not shown), including the photothermal deformation element And be stacked with photothermal deformation element or mixed uniformly shape-memory material, the photothermal deformation element, for by the sun Light is converted to heat energy, and shape-memory material is heated.The shape-memory material can be pre- at least two according to the change of temperature Determine to change between state.At least two predetermined state may include a kind of transitory state and a kind of reset condition.The state Change can be the change of shape, position or strain.The shape-memory material can be marmem, shape memory ceramics And at least one in shape-memory polymer.
The embodiment of the present invention also provides a kind of light heat generator (not shown), including the photothermal deformation element, is used for Sunshine is converted into heat energy, working medium is heated.In one embodiment, the light heat generator also include heat collector, heat engine and Generator, the photothermal deformation element is arranged on heat collector surface, for by the working medium heating in heat collector, heat engine is used for will heating The heat energy of working medium afterwards is converted to mechanical energy, and pushing generator operating produces electric current.
Embodiment 1
Dopamine hydrochloride and trishydroxymethylaminomethane is soluble in water, stirring a period of time, treat that the aqueous solution is changed into black Color, absorbent cotton is soaked in the black aqueous solution, a period of time is shaken or be slowly stirred, until the complete blackening of absorbent cotton, obtains Poly-dopamine is combined absorbent cotton.Poly-dopamine compound absorbent cotton running water is rinsed twice, is dried or natural air drying.By Weighed before and after compound, poly-dopamine weight/mass percentage composition about 1% to 3% in the compound absorbent cotton of poly-dopamine.
Fig. 5 is referred to, the compound absorbent cotton of the poly-dopamine of embodiment 1 is placed under simulated solar irradiation and is irradiated, light intensity is etc. Imitate in the light intensity of a sun (about 100mW/cm2), and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, Compound about 83 DEG C of the absorbent cotton hot face temperature of poly-dopamine.Most of energy is that wavelength is 380nm in the simulated solar irradiation To the visible ray of 780nm, the photo-thermal conversion efficiency of poly-dopamine is 65% to 72%.
Refer to Fig. 6, the compound absorbent cotton surface of poly-dopamine be placed in water, use simulated solar light irradiation, light intensity for etc. Imitate in a light intensity for the sun, with the balance real time record system real time data that quality is changed over time under light illumination, find Water evaporation speed can reach 1.14kg/ (m2·h).Ordinate is the weight that water is reduced in Fig. 6.
Embodiment 2
Photothermal deformation element is prepared in the identical method of embodiment 1, absorbent cotton is only being replaced with high molecule plastic by difference.
Fig. 7 is referred to, the poly-dopamine composite high-molecular plastics of embodiment 2 is placed under simulated solar irradiation and is irradiated, light intensity To be equivalent to a light intensity for the sun, and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, poly-dopamine Compound about 65 DEG C of absorbent cotton hot face temperature.
Comparative example 1
Photothermal deformation element is prepared in the identical method of embodiment 1, difference is only replacing poly-dopamine with black prepared Chinese ink.
Fig. 8 is referred to, the compound absorbent cotton of the prepared Chinese ink of comparative example 1 is placed under simulated solar irradiation and is irradiated, light intensity is to be equivalent to One light intensity of the sun, and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, prepared Chinese ink is combined absorbent cotton table About 45.4 DEG C of face maximum temperature.
Comparative example 2
Photothermal deformation element is prepared in the identical method of embodiment 1, difference is only replacing poly-dopamine with carbon black.
Fig. 9 is referred to, the compound absorbent cotton of the carbon black of comparative example 2 is placed under simulated solar irradiation and is irradiated, light intensity is to be equivalent to One light intensity of the sun, and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, prepared Chinese ink is combined absorbent cotton table About 39.5 DEG C of face maximum temperature.
Comparative example 3
Photothermal deformation element is prepared in the identical method of embodiment 1, difference is only replacing poly-dopamine with graphite oxide.
Figure 10 is referred to, the compound absorbent cotton of the graphite oxide of comparative example 3 is placed under simulated solar irradiation and is irradiated, light intensity is etc. Imitate in a light intensity for the sun, and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, graphite oxide is combined About 43.4 DEG C of absorbent cotton hot face temperature.
Comparative example 4
Figure 11 is referred to, directly pure absorbent cotton is placed under simulated solar irradiation and is irradiated, light intensity is to be equivalent to a sun Light intensity, and with infrared thermography real-time monitoring surface temperature.After after illumination 20s, about 35.7 DEG C of absorbent cotton hot face temperature.
Comparative example 5
Figure 12 is referred to, the compound absorbent cotton of the poly-dopamine of embodiment 1 is placed under simple infrared ray and is irradiated, specifically Light intensity is 100mW/cm2, wavelength is 808nm infrared lasers, and with infrared thermography real-time monitoring surface temperature.Treat illumination After 20s, compound about 35.8 DEG C of the absorbent cotton hot face temperature of poly-dopamine.
Be can see by above-described embodiment and comparative example, poly-dopamine is to the photo-thermal conversion efficiency of sunshine far above ink The existing commercial black material such as juice, carbon black and graphite oxide.And the current material adhesiveness such as prepared Chinese ink, carbon black and graphite oxide It is poor, even if slightly washing is attached on absorbent cotton will completely fall off, and be difficult to practical application.And poly-dopamine then can be with Various substrates form more firm combination, and stabilization does not fall off in water.
Photothermal deformation element provided in an embodiment of the present invention, and the application of poly-dopamine uses poly-dopamine material conduct Optical-thermal conversion material, can will be seen that light and sunshine are efficiently converted to heat energy, with excellent photothermal deformation performance, and original Material cost is relatively low, prepare it is simple, and poly-dopamine good biocompatibility, toxicity is low, does not have secondary dirt in water treatment procedure Dye, there is preferable application prospect using field in solar energy development, can for example be widely used in water heater, water purifier, Drier, solar cooker, heating furnace, photo-thermal power generation, desalinization, purified solution, sewage disposal and photoresponse shape memory device Etc. aspect.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Shield scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (18)

1. a kind of photothermal deformation element, it is characterised in that including poly-dopamine, the poly-dopamine is used to be converted to sunshine Heat energy.
2. photothermal deformation element as claimed in claim 1, it is characterised in that the poly-dopamine is particle, block, stratiform knot Structure or vesicular texture.
3. photothermal deformation element as claimed in claim 1, it is characterised in that further include substrate, the poly-dopamine sets Put on the surface or inside of the substrate.
4. photothermal deformation element as claimed in claim 1, it is characterised in that the substrate is perforated substrate, the poly- DOPA Amine is compound with the perforated substrate.
5. photothermal deformation element as claimed in claim 4, it is characterised in that the perforated substrate be porous fibre, cavernous body, At least one in fabric and non-woven fabrics.
6. photothermal deformation element as claimed in claim 1, it is characterised in that the poly-dopamine be to wavelength 380nm extremely The photo-thermal conversion efficiency of the visible ray of 780nm is 65% to 72%.
7. a kind of application of poly-dopamine, it is characterised in that the poly-dopamine is used for photothermal deformation element, and sunshine is changed It is heat energy.
8. a kind of application of poly-dopamine, it is characterised in that the poly-dopamine is applied to seawater light as photothermal deformation element Makeup is put, purified solution device, sewage-treatment plant, water heater, drier, solar cooker, heating furnace, light heat generator or light Response shape memory storage.
9. a kind of solar energy water processor, it is characterised in that turn including the photo-thermal as described in any one in claim 1 to 6 Change element.
10. a kind of solar water heater, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
11. a kind of solar dryers, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
12. a kind of solar cookers, it is characterised in that including the photothermal deformation element as described in any one in claim 1 to 6.
13. a kind of heating furnaces, it is characterised in that including the photothermal deformation element as described in any one in claim 1 to 6.
14. a kind of light heat generators, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
15. a kind of sea water desalinating units, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
16. a kind of purified solution devices, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
17. a kind of sewage-treatment plants, it is characterised in that including the photothermal deformation as described in any one in claim 1 to 6 Element.
18. a kind of photoresponse shape memory devices, it is characterised in that including the light as described in any one in claim 1 to 6 Thermal conversion element.
CN201710070893.0A 2017-02-09 2017-02-09 Photothermal conversion element and application of polydopamine Active CN106885384B (en)

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CN108658352A (en) * 2018-06-06 2018-10-16 广东水电二局股份有限公司 A kind of comprehensive processing method of city domestic sewage
CN109024085A (en) * 2017-08-11 2018-12-18 桂林电子科技大学 A kind of paper base composite light absorption material and preparation method thereof for realizing efficient photothermal conversion
CN109422317A (en) * 2018-02-01 2019-03-05 深圳大学 A kind of photo-thermal vapo(u)rization system and preparation method thereof of surface from desalination
CN109987665A (en) * 2019-04-09 2019-07-09 苏州大学 A kind of solar energy sea water desalination apparatus and preparation method thereof based on poly-dopamine and silver nano material
CN110816009A (en) * 2019-10-25 2020-02-21 武汉理工大学 Photothermal conversion material and preparation method and application thereof
CN111573780A (en) * 2020-04-09 2020-08-25 中国科学院宁波材料技术与工程研究所 Photothermal membrane distiller, preparation method and application thereof, and water treatment equipment
CN112898954A (en) * 2021-01-22 2021-06-04 武汉纺织大学 Pleurotus eryngii based photothermal conversion material and preparation method thereof
CN113860410A (en) * 2021-09-30 2021-12-31 海南大学 Full-angle solar efficient driving water evaporation bionic material and preparation method thereof
CN114715971A (en) * 2022-04-19 2022-07-08 浙江大学 Preparation method and application of solar-driven interface sewage treatment device

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