CN113860424B - Electrocatalytic photocatalytic composite sewage treatment device - Google Patents
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- CN113860424B CN113860424B CN202111365031.3A CN202111365031A CN113860424B CN 113860424 B CN113860424 B CN 113860424B CN 202111365031 A CN202111365031 A CN 202111365031A CN 113860424 B CN113860424 B CN 113860424B
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- 230000001699 photocatalysis Effects 0.000 title claims abstract description 49
- 239000010865 sewage Substances 0.000 title claims abstract description 22
- 239000002131 composite material Substances 0.000 title claims abstract description 20
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 18
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005286 illumination Methods 0.000 claims abstract description 12
- 239000011521 glass Substances 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 7
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 6
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- 239000003344 environmental pollutant Substances 0.000 abstract description 13
- 231100000719 pollutant Toxicity 0.000 abstract description 13
- 238000007146 photocatalysis Methods 0.000 abstract description 9
- 230000003197 catalytic effect Effects 0.000 abstract description 4
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- 230000000694 effects Effects 0.000 description 6
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- 231100000315 carcinogenic Toxicity 0.000 description 1
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- 230000015556 catabolic process Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
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- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
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- 239000008399 tap water Substances 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention relates to the technical field of photocatalysis treatment of water quality pollutants, in particular to an electrocatalytic photocatalysis composite sewage treatment device, which comprises a reaction cavity; the first reflecting layer is attached to the inner wall of the reaction cavity; the reflecting plates are arranged in the reaction cavity in parallel and are arranged between the first reflecting layers; the photoelectric catalytic electrodes are arranged between the two reflecting plates and between the reflecting plates and the first reflecting layer, and comprise a graphene photocatalytic net, an organic glass substrate and a loaded nano TiO which are sequentially arranged from top to bottom 2 Titanium mesh and illumination lamp; the photoelectrocatalysis electrode is electrically connected with power supply equipment, and the power supply equipment is arranged at the opening of the reaction cavity; the reaction cavity is also provided with a water inlet and a water outlet. The electrocatalytic photocatalytic composite sewage treatment device realizes the industrialized extension of electrocatalytic photocatalysis.
Description
Technical Field
The invention relates to the technical field of photocatalysis treatment of water quality pollutants, in particular to an electrocatalytic photocatalytic composite sewage treatment device.
Background
With the continuous development of industry, industrial wastewater is discharged in a large amount, and the industrial wastewater refers to wastewater, sewage and waste liquid generated in an industrial production process, and contains industrial production materials, intermediate products and products which are lost with water and pollutants generated in the production process. Since industrial wastewater contains a large amount of water-insoluble particles and water-soluble chemical pollutants, if the industrial wastewater is directly discharged to the outside, the environment is polluted, and the human health is affected.
The organic substances and heavy metal particles with toxicity and heavy smell in the industrial wastewater cannot achieve good treatment effect on the pollutants by means of the traditional water purification process, and the pollutants can accumulate in human bodies when people drink tap water, so that the pollutants are harmful to the health of people and even are carcinogenic.
In the prior art, ozone or peroxy water is often used for treating wastewater, but the method has extremely high requirements on the ozone or peroxy water, high raw material cost and low treatment efficiency; the method has the advantages that the microorganism is easy to culture, the cost is lower than that of the microorganism, the application range is small, different microorganisms have great requirements on pH value, temperature and substance composition of the water, and the severe environmental requirements and the low efficiency of degrading high-toxicity organic matters limit the common use of microbial degradation.
In recent years, oxidation technologies, such as electrocatalytic photocatalysis, have been developed, which have the following advantages: (1) No secondary pollution, and can thoroughly degrade organic pollutants until the organic pollutants are completely mineralized; (2) The process is flexible, and can be simply processed and matched with other processing processes; (3) As a physical and chemical process, the method is easy to control, can meet different treatment requirements, and has gradually received attention from academic circles at home and abroad.
In the prior art, most of the research on the catalytic reaction by adopting the electrocatalytic photocatalysis method is still in a laboratory stage, and the main focus is on how to improve the electrocatalytic photocatalysis efficiency, and the used electrode area is smaller (1-10 cm) 2 ) The electrode is also a multi-step fine synthesis electrode, so that the cost is high, the wastewater treatment capacity is limited, a large gap is reserved between the electrode and the actual wastewater treatment application, and the laboratory basic research and engineering application cannot be combined.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the electrocatalytic photocatalytic composite sewage treatment device, which can be produced in a large scale and realize the industrialized extension of electrocatalytic photocatalysis.
In order to solve the technical problems, the invention adopts the following technical scheme:
an electrocatalytic photocatalytic composite sewage treatment device, comprising: the left end and the right end are provided with reaction chambers with openings;
the first reflecting layer is attached to the inner wall of the reaction cavity;
the reflecting plates are arranged in the reaction cavity in parallel and are arranged between the first reflecting layers;
a plurality of photoelectrocatalysis electrodes which are arranged between the two reflecting plates and between the reflecting plates and the first reflecting layer, wherein each photoelectrocatalysis electrode comprises a graphene photocatalytic net, an organic glass substrate and a loaded nano TiO which are sequentially arranged from top to bottom 2 Titanium mesh and illumination lamp;
the photoelectrocatalysis electrode is electrically connected with power supply equipment, and the power supply equipment is arranged at the opening of the reaction cavity;
the reaction cavity is also provided with a water inlet and a water outlet, and valves are arranged on the water inlet and the water outlet.
Preferably, the reaction chamber is composed of two symmetrically arranged chamber units, and the cross section of each chamber unit is trapezoidal.
Preferably, the reflector includes:
an organic glass plate disposed within the reaction chamber;
and the second reflecting layers are attached to two sides of the organic glass plate.
Preferably, the first light reflecting layer and the second light reflecting layer are organ-shaped folded tin foil layers, and the organ-shaped folded tin foil layers are formed by folding sheet-shaped tin foil paper in a fold-shaped mode.
Preferably, the power supply equipment is solar power supply equipment, the solar power supply equipment comprises a solar panel and an automatic control storage battery, and the graphene photocatalytic network and the loaded nano TiO are arranged on the solar panel 2 The titanium metal net and the illumination lamp are respectively and electrically connected with the self-control storage battery.
Preferably, the light lamp is a light emitting diode.
Preferably, flow channels for water circulation are reserved between the photoelectrocatalysis electrode and the reflecting plate, and between the reflecting plate and the reaction cavity.
Preferably, a circulating pipe is arranged outside the reaction cavity and between the water inlet and the water outlet, and a circulating pump is arranged on the circulating pipe
Compared with the prior art, the invention has the following beneficial effects:
1. the invention is provided with the first reflecting layer and the reflecting plate, and the first reflecting layer and the reflecting plate are respectively used for reflecting the tube of the light lamp, so that light is uniformly dispersed in the reaction cavity and sufficient light sources are provided for the photoelectrocatalysis electrodes;
to load nano TiO 2 The titanium metal mesh is used as an anode, the graphene photocatalytic mesh is used as a cathode, a light source is provided by a lighting lamp, an organic glass substrate is used for loading the anode and the cathode, when sunlight irradiates the graphene photocatalytic mesh, a photocatalytic material loaded on the mesh can generate photo-generated carriers and photo-generated holes to generate oxidation-reduction reaction, water quality is purified, black water can be changed into green water, the titanium metal mesh is suitable for growth of microorganisms, and a large number of high-activity oxidation intermediates are generated on the surfaces of the graphene photocatalytic mesh and a photocatalyst through ultraviolet irradiation and externally applied bias voltage, so that thorough mineralization of pollutants is realized; and simultaneously, the nano titanium dioxide is irradiated by light to carry out water electrolysis reaction, water or oxygen in the air is catalyzed into hydroxyl free radicals, superoxide anion free radicals, active oxygen and other photo-generated active groups with oxidizing ability, the energy of the photo-generated active groups is equivalent to the high temperature of 3600K, and the photo-generated active groups have strong oxidizing ability.
2. The invention is also provided with the circulating pipe, the circulating pipe is used for circulating water, the mass transfer function in the reaction cavity is increased, the combination capability of the photoelectric catalyst and pollutants in water is improved, and meanwhile, the surface of the graphene photocatalytic net is disturbed strongly, so that the polar plate concentration polarization phenomenon is avoided.
3. The anode material, the cathode material and the illumination lamp used in the invention are all cheaper materials in the prior art; the solar power supply equipment is used for providing electric energy, so that the cost is saved to a certain extent; compared with the prior art that a large number of photoelectrocatalysis electrodes are adopted in the sewage treatment device, the photoelectrocatalysis electrodes are distributed in the reaction cavity in a point mode, so that the cost is saved to a certain extent; by using the tin foil layer, the light source is fully and sufficiently dispersed, and the high-efficiency electrocatalytic photocatalytic performance of the photoelectrocatalytic electrode is further realized.
Drawings
FIG. 1 is a sectional view showing the internal structure of an electrocatalytic photocatalytic composite sewage treatment device according to the present invention;
FIG. 2 is a cross-sectional view of the internal structure of a photoelectrocatalysis electrode of the electrocatalytic composite sewage treatment device;
reference numerals illustrate:
1. a reaction chamber; 2. a first light reflecting layer; 3. a light reflecting plate; 4. a graphene photocatalytic network; 5. an organic glass substrate; 6. loaded nano TiO 2 Titanium metal mesh of (a); 7. a light lamp; 8. a water inlet; 9. a water outlet; 10. a cavity unit; 11. a plexiglass plate; 12. a second light reflecting layer; 13. a solar panel; 14. a self-control storage battery; 15. a photoelectrocatalytic electrode; 16. a circulation pipe.
Detailed Description
The following detailed description of specific embodiments of the invention is, but it should be understood that the invention is not limited to specific embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The experimental methods described in the examples of the present invention are conventional methods unless otherwise specified.
An electrocatalytic photocatalytic composite sewage treatment device comprises a reaction cavity 1, wherein electrocatalytic photocatalytic reaction is carried out in the reaction cavity 1;
the first reflecting layer 2 is attached to the inner wall of the reaction cavity 1, and the first reflecting layer 2 is used for realizing the omnibearing reflecting effect in the reaction cavity 1;
a plurality of reflecting plates 3 arranged in parallel, wherein the reflecting plates 3 comprise organic glass plates 11 which are arranged in the reaction cavity 1; second light reflecting layers 12 attached to both sides of the plexiglass sheet 11; the organic glass plate 11 is used for bearing a second reflecting layer 12, the reflecting plates 3 are arranged in the reaction cavity 1 and between the first reflecting layers 2, and the second reflecting layer 12 interacts with the first reflecting layers 2 to form omnibearing uniform illumination;
the photoelectric catalytic electrodes 15 are used for carrying out electrocatalytic photocatalysis on industrial wastewater, the photoelectric catalytic electrodes 15 are arranged between the two reflecting plates 3 and between the reflecting plates 3 and the first reflecting layer 2, and the photoelectric catalytic electrodes 15 comprise a graphene photocatalytic net 4, an organic glass substrate 5 and a load nano TiO which are sequentially arranged from top to bottom 2 Titanium metal mesh 6 and illumination lamp 7 to support nano TiO 2 The titanium metal mesh 6 is used as an anode, the graphene photocatalytic mesh 4 is used as a cathode, the illumination lamp 7 is used for providing a light source, the organic glass substrate 5 is used for loading the anode and the cathode, and a large number of high-activity oxidation intermediates are generated on the surfaces of the graphene photocatalytic mesh and the photocatalysts through ultraviolet irradiation and externally applied bias voltage, so that the thorough mineralization of pollutants is realized;
the illumination lamp 7 is a light-emitting diode, which has the advantages of less power consumption, long service life and less than 300nm of generated wavelength, and can provide sufficient ultraviolet light;
the photoelectrocatalysis electrode 15 is electrically connected with power supply equipment, the power supply equipment is arranged at the opening of the reaction cavity 1, the power supply equipment is solar power supply equipment, the solar power supply equipment comprises a solar electric plate 13 and an automatic control storage battery 14, and the graphene photocatalytic net 4 loads nano TiO 2 The titanium metal net 6 and the illumination lamp 7 are respectively and electrically connected with the self-control storage battery 14, and the purpose of supplying power to the photoelectrocatalysis electrode 15 is realized through solar power supply equipment, so that the cost is saved to a certain extent, and the industrialized production is promoted;
the reaction chamber 1 is also provided with a water inlet 8 and a water outlet 9, valves are arranged on the water inlet 8 and the water outlet 9, after the water is discharged through the water inlet 8, the water is subjected to electrocatalytic photocatalytic reaction in the reaction chamber 1, and after the reaction is finished, the water is discharged through the water outlet 9; a circulating pipe 16 is arranged outside the reaction cavity 1 and between the water inlet 8 and the water outlet 9, a circulating pump is arranged on the circulating pipe 16, the circulating pump realizes the circulation of water in the circulating pipe 16, the mass transfer function inside the reaction cavity 1 is increased, the combination capacity of a photoelectric catalyst and pollutants in water is improved, and meanwhile, the strong disturbance on the surface of the graphene photocatalytic net 4 avoids the polar plate concentration polarization phenomenon;
flow channels for water circulation are reserved between the photoelectrocatalysis electrode 15 and the reflecting plate 3 and between the reflecting plate 3 and the reaction cavity 1, so that the purpose of omnibearing water purification is facilitated.
Furthermore, the reaction chamber 1 is composed of two symmetrically arranged chamber units 10, and the cross section of each chamber unit 10 is trapezoidal, so that the installation of the reflecting plate 3 and the photoelectrocatalysis electrode 15 is facilitated.
Further, the first light reflecting layer 2 and the second light reflecting layer 12 are organ-shaped pleated tin foil layers, the organ-shaped pleated tin foil layers are formed by folding sheet-shaped tin foil paper in a pleated mode, the organ-shaped pleated tin foil layers increase the contact area with light, and effective light reflection is achieved.
The use principle is as follows:
when the invention is used, industrial wastewater is discharged into the reaction cavity 1 through the water inlet 8, after the wastewater stays in the reaction cavity 1 for 1-2 hours, a circulating pump is started, under the action of the circulating pump, the industrial wastewater stays again after circulating in the reaction cavity 1, and on the surface of the graphene photocatalytic net 4, a photocatalytic material loaded on the graphene photocatalytic net 4 can generate a photo-generated carrier and a photo-generated cavity to generate an oxidation-reduction reaction, so that the water quality is purified, and a large amount of high-activity oxidation intermediates are generated on the surfaces of the graphene photocatalytic net 4 and a photoelectric catalyst through ultraviolet irradiation and external bias voltage, so that the thorough mineralization of pollutants is realized; on the load of nano TiO 2 The surface of the titanium metal net 6 is subjected to water electrolysis reaction, water or oxygen in the air is catalyzed into hydroxyl free radicals, superoxide anion free radicals, active oxygen and other photo-generated active groups with oxidizing ability, and the circulating photocatalytic electrocatalytic effect is repeated.
The following adopts the electrocatalytic photocatalytic composite sewage treatment device to treat industrial wastewater, and the treatment results are shown as follows:
case: a coke plant of inner mongolia;
waste water content: reverse osmosis concentrate: 360m 3 /d; the COD of the wastewater is 650-910 mg/L, and the ammonia nitrogen content is 25-40mg/L;
the electrocatalytic photocatalytic composite sewage treatment device is adopted to carry out advanced treatment on the effluent of the coking plant, after the wastewater is firstly stayed for 1-2 hours in the electrocatalytic photocatalytic composite sewage treatment device, the wastewater is recycled by adopting a recycle pump to stay for 1-2 hours again, the repeated stay and recycling operation is carried out for 3-5 times, the total stay time is 8.5 hours, after the treatment by adopting the treatment device, the COD of the effluent is 58-79 mg/L, the ammonia nitrogen is 6-10mg/L, and the effluent meets the emission requirement in the emission standard of pollutants for coking chemistry industry GB 16171-2012; the result shows that the electrocatalytic photocatalytic composite sewage treatment device prepared by the invention realizes the treatment of industrial wastewater.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. An electrocatalytic photocatalytic composite sewage treatment device is characterized by comprising a reaction cavity (1);
the first reflecting layer (2) is attached to the inner wall of the reaction cavity (1);
the reflecting plates (3) are arranged in the reaction cavity (1) in parallel and are arranged between the first reflecting layers (2);
a plurality of photoelectrocatalysis electrodes (15) which are arranged between the two reflecting plates (3) and between the reflecting plates (3) and the first reflecting layer (2), wherein the photoelectrocatalysis electrodes (15) comprise a graphene photocatalytic net (4), an organic glass substrate (5) and a load nano TiO which are sequentially arranged from top to bottom 2 Titanium metal net (6) and illumination lamp (7);
the photoelectrocatalysis electrode (15) is electrically connected with power supply equipment, and the power supply equipment is arranged at the opening of the reaction cavity (1);
the reaction cavity (1) is also provided with a water inlet (8) and a water outlet (9);
the light reflecting plate (3) includes:
a plexiglass plate (11) that is provided within the reaction chamber (1);
second light reflecting layers (12) attached to both sides of the plexiglass sheet (11);
the first reflecting layer (2) and the second reflecting layer (12) are organ-shaped fold-shaped tin foil layers, and the organ-shaped fold-shaped tin foil layers are formed by folding sheet-shaped tin foil paper in a fold-shaped mode.
2. The electrocatalytic and photocatalytic composite sewage treatment device as set forth in claim 1, wherein the reaction chamber (1) is composed of two symmetrically arranged chamber units (10), and the cross section of each chamber unit (10) is trapezoidal.
3. The electrocatalytic photocatalytic composite sewage treatment device as set forth in claim 1, wherein the power supply equipment is solar power supply equipment, the solar power supply equipment comprises a solar panel (13) and an automatic control storage battery (14), and the graphene photocatalytic network (4) and the loaded nano-TiO 2 The titanium metal net (6) and the illumination lamp (7) are respectively and electrically connected with the self-control storage battery (14).
4. The electrocatalytic and photocatalytic composite sewage treatment device as set forth in claim 1, wherein the illumination lamp (7) is a light emitting diode.
5. The electrocatalytic photocatalytic composite sewage treatment device as set forth in claim 1, wherein flow channels for water circulation are reserved between the photoelectrocatalytic electrode (15) and the reflecting plate (3) and between the reflecting plate (3) and the reaction chamber (1).
6. The electrocatalytic photocatalytic composite sewage treatment device as set forth in claim 1, wherein a circulating pipe (16) is further arranged outside the reaction cavity (1) between the water inlet (8) and the water outlet (9), and a circulating pump is arranged on the circulating pipe (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111365031.3A CN113860424B (en) | 2021-11-17 | 2021-11-17 | Electrocatalytic photocatalytic composite sewage treatment device |
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| CN202111365031.3A CN113860424B (en) | 2021-11-17 | 2021-11-17 | Electrocatalytic photocatalytic composite sewage treatment device |
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| CN113860424B true CN113860424B (en) | 2023-07-21 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398955A (en) * | 2011-09-15 | 2012-04-04 | 上海交通大学 | Device and method for treating organic wastewater with TiO2 photocatalysis rotary disc fuel cell |
| CN106115841A (en) * | 2016-06-28 | 2016-11-16 | 大连理工大学 | The system of ammoniacal nitrogen in a kind of pair of optoelectronic pole photochemical catalytic oxidation water |
| CN107952464A (en) * | 2017-12-13 | 2018-04-24 | 大连理工大学 | A kind of novel photocatalysis material and double photochemical catalyst electrode automatic bias pollution control systems |
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| CN103420452B (en) * | 2013-07-08 | 2014-11-26 | 南通大学 | Bipolar packed bed type three-dimensional electrode photo-electricity catalytic reactor |
| CN205442714U (en) * | 2016-03-29 | 2016-08-10 | 中国矿业大学 | Compound sewage treatment plant of electro -catalysis photocatalysis |
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| CN102398955A (en) * | 2011-09-15 | 2012-04-04 | 上海交通大学 | Device and method for treating organic wastewater with TiO2 photocatalysis rotary disc fuel cell |
| CN106115841A (en) * | 2016-06-28 | 2016-11-16 | 大连理工大学 | The system of ammoniacal nitrogen in a kind of pair of optoelectronic pole photochemical catalytic oxidation water |
| CN107952464A (en) * | 2017-12-13 | 2018-04-24 | 大连理工大学 | A kind of novel photocatalysis material and double photochemical catalyst electrode automatic bias pollution control systems |
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