CN106684508A - Tiled type bipolar optical response photoelectric chemical battery, building roof domestic sewage treatment power generation system and working method - Google Patents
Tiled type bipolar optical response photoelectric chemical battery, building roof domestic sewage treatment power generation system and working method Download PDFInfo
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- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M14/00—Electrochemical current or voltage generators not provided for in groups H01M6/00 - H01M12/00; Manufacture thereof
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Abstract
The invention provides a tiled type bipolar optical response photoelectric chemical battery, a building roof domestic sewage treatment power generation system and a working method. A first exchange film is arranged at the bottom; an integrally formed insulating adhesive body is pasted on the edge of the first exchange film; conductive glass is pasted on the upper part of the insulating adhesive body; a sealed cavity is formed by the insulating adhesive body, the first exchange film and the conductive glass in a surrounding manner; an isolating adhesive body is placed in the middle of the sealed cavity for dividing the sealed cavity into two isolated spaces; two pipeline holes are formed in each isolated space for inlet and outlet of liquid; one side, towards the sealed cavity, of the conductive glass is coated with a conductive film; when the isolating adhesive body is pasted on one side of the conductive glass, a groove is etched in the conductive glass and optical positive electrode and optical negative electrode materials capable of responding light are adopted at the same time, so that driving of an optical anode and an optical cathode is realized concurrently; and when a battery works, the dual electrodes generate a synergistic effect to produce more electron-hole pairs, so that optical utilization rate of the battery and the battery efficiency are improved.
Description
Technical field
The present invention relates to Optical Electro-Chemistry applied technical field, more particularly to a kind of flush system bipolar light response Optical Electro-Chemistry electricity
Pond and building roof process sanitary sewage electricity generation system and method for work.
Background technology
At present, the energy and environmental problem are one of problems of today's society urgent need to resolve.With society fast development, greatly
Amount sanitary sewage is entered in water environment, causes substantial amounts of environmental pollution；And the conventional energy resource that uses of the world today be mainly coal,
Oil and natural gas will be consumed totally in a century.A kind of green, efficient sewage disposal technology of development, and the energy of cleaning
Conversion preparation facilities has great importance.Optical Electro-Chemistry is considered as to solve one of most promising technology of this two large problems.
Photoelectrochemical cell is to realize for solar energy, chemical energy being converted into electric energy or chemistry using photocatalysis, photoelectrocatalysis.
From 1972, Honda and Fujishima was confirmed under illumination condition, TiO2Semiconductor can be produced as light anode catalyst
After raw hydrogen, photoelectrochemical cell technology has obtained extensive concern.This mainly has benefited from：1 solar energy be a kind of wide material sources,
Rich reserves, cleanliness without any pollution, renewable, the inexhaustible most basic energy；2 Optical Electro-Chemistry produce electricity or prepare carbon
Hydrogen fuel can reduce the usage amount of precious metal catalyst, reduce installation cost.Then at present overwhelming majority photoelectrochemical cells are only
There is working electrode to use photochemical catalyst, often also need to use noble metal to electrode as catalyst.Therefore it has been proposed that using n
Type semiconductor is used as light anode, photoelectrochemical cell of the p-type semiconductor as double photoresponse electrodes of photocathode.However, existing
Double photoresponse photoelectrochemical cells be mainly H types structure or sandwich；H type structures take up space it is larger, be unfavorable for application
Promote, and battery electrode is in larger distance, affects battery performance；And sandwich needs double face lighting, battery is also limit
Practical application.
The content of the invention
It is contemplated that at least solving technical problem present in prior art, a kind of flush system is especially innovatively proposed
Bipolar light responds photoelectrochemical cell and building roof processes sanitary sewage electricity generation system and method for work.
In order to realize the above-mentioned purpose of the present invention, the invention provides a kind of flush system bipolar light response Optical Electro-Chemistry electricity
Pond, including：The first exchange membrane 4 is placed in bottom, integrally formed insulation colloid is pasted at the edge of the first exchange membrane 4, in insulating cement
Electro-conductive glass 1 is pasted on body top, and insulation colloid and the first exchange membrane 4 and electro-conductive glass 1 surround closed chamber, in closed chamber
Between arrange isolation colloid 5, by closed chamber be divided into two isolation spaces, each isolation space open up two pipe holes, be used for
Liquid is passed in and out, and electro-conductive glass 1 is conductive side 14 towards closed chamber side, when isolation colloid 5 is pasted onto 1 side of electro-conductive glass,
Electro-conductive glass 1 is etched into a groove, isolation colloid 5 is then pasted, it is conductive in two chambers so as to cut off conductive side 14,
Light anode catalyst 2 is sprayed on the conductive side 14 of a side cavity, photocathode is sprayed on the conducting film 14 of another side cavity and is urged
Agent 3, in two pipe holes organic wastewater and electrolyte are respectively communicated with, and light source irradiation electro-conductive glass 1 is generated electricity.
Described flush system bipolar light response photoelectrochemical cell, it is preferred that also include：
Two pipe holes, the delivery port of organic wastewater are opened up on the electro-conductive glass that a side cavity sprays light anode catalyst
Connection inlet channel hole, drainage pipeline hole connection sewage conduct；The electro-conductive glass of time electrode catalyst is sprayed in another side cavity
On also open up two pipe holes, the liquid outlet connection input duct hole of electrolyte, Drainage pipe hole connection electrolyte recover.
Described flush system bipolar light response photoelectrochemical cell, it is preferred that the electro-conductive glass 1 replaces with the second exchange
Film, the first exchange membrane 4 replaces with reaction chamber cover plate 7；Porous metal material 6 is filled in two chambers.
Described flush system bipolar light response photoelectrochemical cell, it is preferred that the exchange membrane 4 includes：PEM
Or amberplex.
Described flush system bipolar light response photoelectrochemical cell, it is preferred that the porous foam metal material is urged with light
Contact that agent, exchange membrane are seamless, realizes that proton translocation conversion resistance is reduced.
Described flush system bipolar light response photoelectrochemical cell, it is preferred that described two isolation spaces are respectively six sides
Shape, input duct hole 15 and drain pipe road hole 16 are separately positioned on the two ends of catalyst, and input duct hole 15 and drain pipe road
Hole 16 is respectively in the interior corner locations that the hexagon is just relative.
Invention additionally discloses a kind of building roof processes sanitary sewage electricity generation system, including：Dirt is connected by water pump 13
Waterpipe 8, building roof is introduced by water pump 13 by sewage conduct 8, and sewage conduct 8 arranges sewage control device 9, sewage conduct
8 delivery ports connection flush system bipolar light response photoelectrochemical cell water inlet, flush system bipolar light response photoelectrochemical cell row
The mouth of a river connects sewage conduct water inlet, and flush system bipolar light response photoelectrochemical cell parallel connection electrical power storage mechanism 11 and electricity consumption are negative
Lotus 12.
Invention additionally discloses a kind of flush system bipolar light responds photoelectrochemical cell method of work, comprise the steps：
S1, sanitary sewage sanitary sewage is evacuated to the roof of building by water pump, by sewage after filtration residue
Controller is controlled to current, and sewage is introduced into flush system bipolar light response photoelectrochemical cell and is generated electricity；
S2, for the sewage for not containing electrolyte, light anode, photocathode, proton ion exchange membrane, porous metal material,
Liquid entrance and reaction chamber, light anode catalyst is by TiO2Or WO3、ZnO、Fe2O3、SrTiO3N-type semiconductor group
Into；Time, electrode catalyst was by Cu2O or CuO, CuFeO2、 Si、CuInS2P-type semiconductor material is constituted, by photocathode, light anode
Catalyst be sprayed on exchange membrane, subsequently by porous metal material and exchange membrane, catalyst is seamless combination；
The light source is opened, reactant liquor is passed through in reaction chamber, reactant liquor flow through porous metal material, reach light sun
Pole, photocathode surface carry out light-catalyzed reaction, produce electron hole pair, and the photohole that light anode is produced has strong oxidizing property,
, there is oxidation reaction in the organic pollution in degrading waste water；And under the conditions of no oxygen, light induced electron and electricity that photocathode is produced
H+ in electrolyte solution carries out reduction reaction, produces hydrogen；In the case where there is Oxygen Condition, light induced electron and electrolysis that photocathode is produced
H+ and oxygen in matter solution is reacted, and produces water.The proton or ion that light anode is produced directly is entered by PEM
Row is exchanged, and the light induced electron that light anode is produced is transferred to photocathode under potential effect by porous metal material, external circuit,
The photohole produced with photocathode is combined；
S3, in flush system bipolar light response photoelectrochemical cell, light anode catalyst is by TiO2Or WO3、ZnO、Fe2O3、
SrTiO3N-type semiconductor composition；Time, electrode catalyst was by Cu2O or CuO, CuFeO2、Si、CuInS2P-type semiconductor material
Material composition, due to sunray direct irradiation electro-conductive glass or exchange membrane, the light anode catalyst, time electrode catalyst it is equal
Directly in response to illumination and electric charge can be produced；Photocathode, light anode, as matrix, are deposited in conduction using with a piece of electro-conductive glass
Side, using the method for etching, performs etching in light anode, photocathode contact interface, time anode conducting is prevented, by exchange membrane
Formed, isolate anode and cathode reaction chamber；
The different organic sewage of pH value and electrolyte solution are each led into light anode and photocathode, by illumination, in light
Anode and cathode produces Optical Electro-Chemistry reaction, produces electron hole pair, and the photohole that light anode is produced has strong oxidizing property, and degraded is useless
, there is oxidation reaction in the organic pollution in water；And the light induced electron that photocathode is produced is carried out also with the O2 in electrolyte solution
Original reaction, produces OH- or H2O, or hydrogen is produced under the conditions of no oxygen；Light anode and photocathode carry out matter by exchange membrane
Son or ion exchange, the light induced electron that light anode is produced is transferred to photocathode, with light in the presence of potential by external circuit
The photohole that negative electrode is produced is combined, and thus constitutes loop, is realized organic sewage degraded, is produced electric energy；
S4, in the case of load electricity consumption, voltage conversion mechanism is by DC/AC inverter or DC to DC converter
Electric current transformation is carried out, the power demands of user are met；In the state of storage electric energy is needed, by electrical power storage, mechanism is stored
It is electrically operated；
S5, when electrical power storage mechanism storage electric energy is finished, by sewage control device the flow that sewage is introduced, flush system is controlled
Bipolar light response photoelectrochemical cell quits work, if now also loading need for electricity, is carried out by electrical power storage mechanism
Powered operation, when electrical power storage mechanism low battery, the flow velocity for continuing to increase sewage control device continuation introducing sewage is generated electricity
Operation.
In sum, as a result of above-mentioned technical proposal, the invention has the beneficial effects as follows：
The present invention adopts the light anode and photocathode material of response light simultaneously, while realizing the drive to light anode and photocathode
Dynamic, when battery operated, bipolar synergy produces more electron-hole pairs, improves utilization ratio, electricity of the battery to light
Pond efficiency, and reduces cost, more economicalization.
Using flush system structure, it is only necessary to a side light source, intensity of illumination is identical, uniform illumination, improves the utilization ratio of light, and
The application being easier in real life.
Reaction chamber is made using the insulation inert material such as ultraviolet light polymerization NOA81 glue, realizes that reaction chamber thickness is miniature
Change, reduce proton translocation distance, reduce proton transport resistance, improve battery efficiency.
By separating light anode, photocathode chamber, the difference of anode and cathode reactant liquor pH value is advantageously implemented, effectively improves electricity
Pond reaction efficiency, and be conducive to the gas in later stage to separate.
Using porous foam metal material, realize electric charge transmission and the dual reinforcing of mass transfer, and for proton from
Proton exchange and catalyst provide good supporting role, and the efficient stable for being conducive to photoelectrochemical cell runs.
The present invention is based on microfluidic control technology, with specific surface area it is big, mass-transfer efficiency is high, flowing control is accurate and contact
The advantage such as the time is short.
The photoresponse photocatalytic fuel cell compared with similar battery, with more significant degradation of organic substances and electricity production
Performance.
The additional aspect and advantage of the present invention will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the description with reference to accompanying drawings below to embodiment
It is substantially and easy to understand, wherein：
Fig. 1 is present configuration top view；
Fig. 2 is the schematic diagram of reactor of the present invention 1；
Fig. 3 is the A portions schematic diagram of reactor of the present invention 1；
Fig. 4 is the schematic diagram of reactor of the present invention 2；
Fig. 5 is specific embodiment of the invention schematic diagram；
Fig. 6 is concrete structure schematic diagram of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " longitudinal direction ", " horizontal ", " on ", D score, "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " is based on accompanying drawing institute
The orientation for showing or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply the dress of indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention limit
System.
In describing the invention, unless otherwise prescribed and limit, it should be noted that term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanically connected or electrical connection, or 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.
As shown in figure 1, the present invention is achieved by the following technical solutions：
A kind of bipolar electrode is visible light-responded to process organic sewage photoelectrochemical cell, including light anode, photocathode, conductive glass
Glass, proton ion exchange membrane, minisize reaction chamber, electrolyte solution, organic wastewater and solution are imported and exported.Described light anode can
By TiO2Or WO3、ZnO、Fe2O3、SrTiO3Etc. n-type semiconductor composition；Described photocathode can be by Cu2O or, CuO, CuFeO2、
Si、CuInS2Etc. p-type semiconductor material composition, the light anode, photocathode material directly in response to illumination and can be produced
Electric charge.Photocathode, light anode, as matrix, are deposited in conductive side using with a piece of electro-conductive glass, using the method for etching, in light sun
Pole, photocathode contact interface are performed etching, and prevent time anode conducting, the preparation of reaction chamber and by proton ion exchange membrane
Formed, isolate anode and cathode reaction chamber.
The light source is opened, in light anode and photocathode the different organic sewage electrolyte solution of pH value is each led into, led to
Illumination is crossed, in light anode and cathode Optical Electro-Chemistry reaction is produced, produce electron hole pair, the photohole that light anode is produced has strong oxygen
There is oxidation reaction in the property changed, the organic pollution in degrading waste water；And the light induced electron that photocathode is produced is under the conditions of no oxygen
With the H in electrolyte solution+Reduction reaction is carried out, hydrogen is produced.If containing aerobic, the light induced electron that photocathode is produced in electrolyte
There is reduction reaction with the oxygen in solution, generate OH-Or H2O light anodes and photocathode are carried out by proton ion exchange membrane
Proton ion is exchanged, and the light induced electron that light anode is produced is transferred to photocathode, with time in the presence of potential by external circuit
The photohole that pole produces is combined, and thus constitutes loop, realizes the preparation of organic sewage degraded, electricity production and hydrogen manufacturing.
Roof process waste water electrical power generating system, including photoelectrochemical cell device, electrical power storage mechanism, voltage conversion mechanism,
Sanitary sewer, sewage control device and use electric loading.Sanitary sewage enters light under the regulation and control of sewage control device by pipeline
Internal electrochemical cell chamber, under illumination effect, carries out Optical Electro-Chemistry reaction, decomposes the organic substance in sewage, anode and cathode
The electric energy of generation is stored by electrical power storage mechanism, and in the case of load electricity consumption, voltage conversion mechanism is that AC/DC becomes
Parallel operation or DC to DC converter carry out electric current transformation, meet the power demands of user；Sewage after degraded is entered by pipeline
Hydrogen collection device, carries out separation, storage and the utilization of hydrogen.
Another implementation：
Because sanitary sewage not necessarily contains electrolyte, therefore another scheme can be adopted, as shown in figure 4, including light sun
Pole, photocathode, proton ion exchange membrane, porous metal material, liquid entrance and minisize reaction chamber.By photocathode, light
The catalyst of anode is sprayed on proton ion exchange membrane, subsequently by porous metal material in proton ion exchange membrane, catalyst
Seamless combination, remaining feature is consistent with a upper scheme.
The light source is opened, reactant liquor is passed through in reaction chamber, reactant liquor flows through porous foam metal material, reach light
Anode, photocathode surface carry out light-catalyzed reaction, produce electron hole pair, and the photohole that light anode is produced has Strong oxdiative
Property, there is oxidation reaction in the organic pollution in degrading waste water；And in the light induced electron and electrolyte solution that photocathode is produced
H+Reduction reaction is carried out, hydrogen is produced.The proton ion that light anode is produced directly is swapped by PEM, light anode
The light induced electron of generation is transferred to photocathode under potential effect by porous metal material, external circuit, with photocathode generation
Photohole is combined, and thus constitutes primary Ioops, realizes the preparation of the degraded, electricity production and hydrogen manufacturing of organic sewage.
Main advantages of the present invention：
The present invention has the wide advantage of organic pollutant scope using photoelectrochemical cell, while using the light of photoresponse
Anode and photocathode material, while realizing the driving to light anode and photocathode, when battery operated, bipolar synergy is produced
The more electron-hole pairs of life, improve utilization ratio and battery efficiency of the battery to light.
Using flush system structure, it is only necessary to a side light source, intensity of illumination is identical, uniform illumination, improves the utilization ratio of light, and
The application being easier in real life.
Reaction chamber is made using ultraviolet light polymerization NOA81 glue, realizes that reaction chamber thickness is miniaturized, reduce proton translocation
Distance, reduces proton transport resistance, improves battery efficiency.
By separating light anode, photocathode chamber, the pH value of different anode and cathode reactant liquors is realized, effectively improve cell reaction
Efficiency, and be conducive to the gas in later stage to separate.
Using porous foam metal material, realize electric charge transmission and the dual reinforcing of mass transfer, and for proton from
Proton exchange and catalyst provide good supporting role, and the efficient stable for being conducive to photoelectrochemical cell runs.
Roof sewage disposal system proposed by the present invention, not only can process sewage, may also operate as effect of heat insulation, can be with
Reduce thermal insulation material for roof usage amount.
The present invention is based on microfluidic control technology, with specific surface area it is big, mass-transfer efficiency is high, flowing control is accurate and contact
The advantage such as the time is short.
The photoresponse photocatalytic fuel cell compared with similar battery, with more significant degradation of organic substances and electricity production
Performance.
1：Electro-conductive glass
2：Light anode catalyst
3：Time electrode catalyst
4：Proton ion exchange membrane
5：NOA81 isolates colloid
6：Porous metal material
7：Reaction chamber cover plate
8：Sanitary sewer
9：Sewage control device
10：Photoelectrochemical cell device
11：Electrical power storage mechanism
12：Power load
13：Water pump
14：Conducting film
15：Input duct hole
16：Drain pipe road hole
17th, 18 isolation space
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
These embodiments can be carried out with various changes, modification, replacement and modification in the case of the principle and objective that depart from the present invention, this
The scope of invention is limited by claim and its equivalent.
Claims (8)
1. a kind of flush system bipolar light responds photoelectrochemical cell, it is characterised in that include：The first exchange membrane (4) is placed in bottom,
Integrally formed insulation colloid is pasted at the first exchange membrane (4) edge, on insulation colloid top electro-conductive glass (1), insulation are pasted
Colloid and the first exchange membrane (4) and electro-conductive glass (1) surround closed chamber, in closed chamber middle setting isolation colloid (5), will
Closed chamber is divided into two isolation spaces, two pipe holes is opened up in each isolation space, for liquid turnover, electro-conductive glass
(1) it is conductive side (14) towards closed chamber side, when isolation colloid (5) is pasted onto electro-conductive glass (1) side, by electro-conductive glass
(1) groove is etched, isolation colloid (5) is then pasted, it is conductive in two chambers so as to cut off conductive side (14), one
Light anode catalyst (2) is sprayed on the conductive side (14) of side cavity, on the conducting film (14) of another side cavity photocathode is sprayed
Catalyst (3), in two pipe holes organic wastewater and electrolyte are respectively communicated with, and light source irradiation electro-conductive glass (1) is generated electricity.
2. flush system bipolar light according to claim 1 responds photoelectrochemical cell, it is characterised in that also include：
Two pipe holes, the delivery port connection of organic wastewater are opened up on the electro-conductive glass that a side cavity sprays light anode catalyst
Inlet channel hole, drainage pipeline hole connection sewage conduct；On the electro-conductive glass that another side cavity sprays time electrode catalyst
Open up two pipe holes, the liquid outlet connection input duct hole of electrolyte, Drainage pipe hole connection electrolyte recover.
3. flush system bipolar light according to claim 1 responds photoelectrochemical cell, it is characterised in that the electro-conductive glass
(1) the second exchange membrane is replaced with, the first exchange membrane (4) replaces with reaction chamber cover plate (7)；Porous gold is filled in two chambers
Category material (6).
4. the flush system bipolar light according to claim 1 or 3 responds photoelectrochemical cell, it is characterised in that the exchange
Film (4) includes：PEM or amberplex.
5. flush system bipolar light according to claim 3 responds photoelectrochemical cell, it is characterised in that the porous foam
Metal material and photochemical catalyst, exchange membrane is seamless contact, realize that proton translocation conversion resistance is reduced.
6. flush system bipolar light according to claim 1 responds photoelectrochemical cell, it is characterised in that described two isolations
Space (17,18) is respectively hexagon, and input duct hole (15) and drain pipe road hole (16) are separately positioned on the two ends of catalyst,
And input duct hole (15) and drain pipe road hole (16) are respectively in the interior corner locations that the hexagon is just relative.
7. a kind of building roof processes sanitary sewage electricity generation system, it is characterised in that include：Sewage is connected by water pump (13)
Pipeline (8), building roof is introduced by water pump (13) by sewage conduct (8), and sewage conduct (8) arranges sewage control device (9),
Sewage conduct (8) delivery port connection flush system bipolar light response photoelectrochemical cell water inlet, flush system bipolar light response photoelectricity
Chemical cell discharge outlet connects sewage conduct water inlet, flush system bipolar light response photoelectrochemical cell parallel connection electrical power storage mechanism
And power load (12) (11).
8. a kind of flush system bipolar light responds photoelectrochemical cell method of work, it is characterised in that comprise the steps：
S1, sanitary sewage sanitary sewage is evacuated to the roof of building by water pump, by sewage control after filtration residue
Device is controlled to current, and sewage is introduced into flush system bipolar light response photoelectrochemical cell and is generated electricity；
S2, for the sewage for not containing electrolyte, light anode, photocathode, proton (ion) exchange membrane, porous metal material, liquid
Body is imported and exported and reaction chamber, and light anode catalyst is by TiO2Or WO3、ZnO、Fe2O3、SrTiO3N-type semiconductor group
Into；Time, electrode catalyst was by Cu2O or CuO, CuFeO2、Si、CuInS2P-type semiconductor material is constituted, by photocathode, light anode
Catalyst be sprayed on exchange membrane, subsequently by porous metal material and exchange membrane, catalyst is seamless combination；
Open the light source, reactant liquor be passed through in reaction chamber, reactant liquor flow through porous metal material, reach light anode,
Photocathode surface carries out light-catalyzed reaction, produces electron hole pair, and the photohole that light anode is produced has strong oxidizing property, degrades
, there is oxidation reaction in the organic pollution in waste water；And under the conditions of no oxygen, light induced electron and electrolyte that photocathode is produced
H+ in solution carries out reduction reaction, produces hydrogen；In the case where there is Oxygen Condition, the light induced electron that photocathode is produced is molten with electrolyte
H+ and oxygen in liquid is reacted, and produces water.The proton or ion that light anode is produced directly is handed over by PEM
Change, the light induced electron that light anode is produced is transferred to photocathode, with light under potential effect by porous metal material, external circuit
The photohole that negative electrode is produced is combined；
S3, in flush system bipolar light response photoelectrochemical cell, light anode catalyst is by TiO2Or WO3、ZnO、Fe2O3、SrTiO3
N-type semiconductor composition；Time, electrode catalyst was by Cu2O or CuO, CuFeO2、Si、CuInS2P-type semiconductor material group
Into due to sunray direct irradiation electro-conductive glass or exchange membrane, the light anode catalyst, time electrode catalyst can
Directly in response to illumination and produce electric charge；Photocathode, light anode, as matrix, are deposited in conductive side using with a piece of electro-conductive glass,
Using the method for etching, perform etching in light anode, photocathode contact interface, time anode conducting is prevented, by exchange membrane shape
Into, isolation anode and cathode reaction chamber；
The different organic sewage of pH value and electrolyte solution are each led into light anode and photocathode, by illumination, in light negative and positive
Pole produces Optical Electro-Chemistry reaction, produces electron hole pair, and the photohole that light anode is produced has strong oxidizing property, in degrading waste water
Organic pollution, occur oxidation reaction；And the light induced electron that photocathode is produced carries out reducing instead with the O2 in electrolyte solution
Should, OH- or H2O is produced, or hydrogen is produced under the conditions of no oxygen；Light anode and photocathode by exchange membrane carry out proton or
Person's ion exchange, the light induced electron that light anode is produced is transferred to photocathode, with photocathode in the presence of potential by external circuit
The photohole of generation is combined, and thus constitutes loop, is realized organic sewage degraded, is produced electric energy；
S4, in the case of load electricity consumption, voltage conversion mechanism is carried out by DC/AC inverter or DC to DC converter
Electric current changes, and meets the power demands of user；In the state of storage electric energy is needed, electric power storage behaviour is carried out by electrical power storage mechanism
Make；
S5, when electrical power storage mechanism storage electric energy is finished, by sewage control device the flow that sewage is introduced is controlled, and flush system is bipolar
Photoresponse photoelectrochemical cell quits work, if now also loading need for electricity, by electrical power storage, mechanism is powered
Operation, when electrical power storage mechanism low battery, continuing to increase the flow velocity of sewage control device continuation introducing sewage carries out generating operation.
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| CN110510715A (en) * | 2019-09-04 | 2019-11-29 | 大连海事大学 | A kind of device and method of optical drive capacitive deionization |
| CN113277594A (en) * | 2021-06-25 | 2021-08-20 | 浙江工商大学 | Treatment method and treatment system for wastewater polluted by composite pollutants |
| CN114094242A (en) * | 2021-12-29 | 2022-02-25 | 重庆大学 | Flow type photoelectrochemical cell for treating desulfurization wastewater and reducing carbon dioxide simultaneously |
| CN114933343A (en) * | 2022-05-31 | 2022-08-23 | 常州酷特仪器仪表有限公司 | Low-energy-consumption open channel sewage flow measuring and treating system |
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