CN115611377B - Electric flocculation electro-catalytic device for organic wastewater - Google Patents

Electric flocculation electro-catalytic device for organic wastewater Download PDF

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CN115611377B
CN115611377B CN202211142909.1A CN202211142909A CN115611377B CN 115611377 B CN115611377 B CN 115611377B CN 202211142909 A CN202211142909 A CN 202211142909A CN 115611377 B CN115611377 B CN 115611377B
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particles
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anode
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CN115611377A (en
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王西玉
马建锋
朱方
郭北洋
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Changzhou University
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/463Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/725Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

The invention relates to the technical field related to wastewater treatment, in particular to an electric flocculation electrocatalytic device for organic wastewater, which comprises a box body, wherein the inner part of the box body is divided into a left cavity, a middle cavity and a right cavity, a first anode plate, a first cathode plate, a second anode plate and a second cathode plate are arranged in the left cavity, mixed particles of calcium sulfite and ferric oxide are piled on the first anode plate, calcium carbonate is piled on the second anode plate, and aluminum particles are piled on the first cathode plate and the second cathode plate; the invention utilizes the fact that the anode, the cathode, the anode and the cathode are sequentially arranged from bottom to top, solid particles accumulated on the anode generate degradation oxidant and activator under the action of an electric field, so that continuous addition is not needed, the oxidation process is rapidly reacted under the promotion of the electric field, alkaline environment generated by the electric field corrodes aluminum particles at the cathode to form aluminum hydroxide, the wastewater flows through a plurality of electrode plates in sequence in the flowing process of the wastewater and fully reacts with the oxidant, and the particles in the wastewater are fully combined with the aluminum hydroxide to form flocs.

Description

Electric flocculation electro-catalytic device for organic wastewater
Technical Field
The invention relates to the technical field related to wastewater treatment, in particular to an electric flocculation electro-catalytic device for organic wastewater.
Background
The electric flocculation is a technology for purifying water body by taking alloy metals such as aluminum, iron and the like as main electrodes, generating electrochemical reaction under the action of high voltage of external pulse, converting electric energy into chemical energy, generating metal cation flocculating agent by sacrificing anode metal electrodes, and separating pollutants from the water body through condensation, floating removal, reduction and oxidative decomposition. The common electric flocculation is carried out on the anode, and the anode is the best place for generating oxidation by a method of sacrificing the anode, if the anode is only used for sacrificing the anode to obtain the flocculated cations, the energy loss is larger, and if the anode can obtain the flocculated ions on the cathode of the same group of electrodes, and meanwhile, the oxidation reaction is carried out on the anode, the effect of half the effort can be achieved.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problem that the existing electric flocculation device and the electric catalysis cannot be completed in the same group of electrodes, so that the energy consumption is increased, the electric flocculation electric catalysis device for organic wastewater is provided.
In order to solve the technical problems, the invention adopts the following technical scheme: the electric flocculation electrocatalytic device for the organic wastewater comprises a box body, wherein a first vertical partition plate and a second vertical partition plate are arranged in the box body, a first through hole is formed in the upper end of the first partition plate, a second through hole is formed in the lower end of the second partition plate, the box body is divided into a left cavity, a middle cavity and a right cavity which are communicated in sequence by the first partition plate and the second partition plate, the volume of the right cavity is larger than that of the left cavity, the volumes of the left cavity and the middle cavity are both larger than that of the middle cavity, the middle cavity is of a slit structure, a water inlet is formed in the lower end of the left cavity, a sludge discharge port is formed in the lower end of the right cavity, and a water outlet is formed in the upper end of the right cavity;
The left cavity is internally and sequentially horizontally provided with a first anode plate, a first cathode plate, a second anode plate and a second cathode plate from bottom to top, through holes are formed in the first anode plate, mixed particles of calcium sulfite and ferric oxide particles are piled on the first anode plate, calcium carbonate particles are piled on the second anode plate, aluminum particles are piled on the first cathode plate and the second cathode plate, the sectional area of the through holes is smaller than the sectional area of the particles piled on the plates, the first anode plate and the second anode plate are made of stainless steel, and the first cathode plate and the second cathode plate are made of aluminum;
A plurality of pairs of vertical electrodes are arranged in the middle cavity, water flow enters the middle cavity from the first through holes, and enters the right cavity from the second through holes after flowing between the vertical electrodes;
A plurality of pairs of horizontal electrodes are arranged in the right cavity, the projection area of each horizontal electrode on the bottom surface of the right cavity is equal to the bottom surface area of the right cavity, a catalyst is filled between the horizontal electrodes, after water flow enters the right cavity from the second through holes, particles are precipitated in the right cavity under the action of aluminum hydroxide flocs, and the water flow continuously moves upwards to be further degraded through the two horizontal electrodes and the catalyst.
The wastewater flows in from the water inlet, the acidic environment generated on the surface of the first anode plate has a dissolution effect on calcium sulfite and ferric oxide on the surface of the first anode plate to form sulfite and ferric ions, the ferric ions have oxidability, the sulfite is easy to oxidize, the sulfite and the ferric ions are in contact reaction near the anode plate to generate sulfate radical, and the sulfate radical can have a strong oxidation effect on organic matters to decompose the organic matters and change the sulfate radical into sulfate radical; an alkaline environment is formed on the surface of the first cathode plate, so that aluminum particles are dissolved, aluminum hydroxide flocs are formed, and fine particles in wastewater are flocculated; the acid environment generated on the surface of the second anode plate dissolves calcium carbonate particles on the surface of the second anode plate to generate calcium ions, and the calcium ions are fixed with sulfate radicals generated by the reaction of the lower layer to form calcium sulfate particles; the water flow continuously flows into the water inlet and then moves upwards, calcium sulfate particles and aluminum hydroxide flocs are combined in the water flow upwards process, the water flow flows into the space between the pair of vertical electrodes from the first through hole, organic matters are continuously catalytically degraded under the action of an electric field, when the water flow flows upwards after flowing into the right cavity from the second through hole, the water flow speed is slowed down because the volume of the right cavity is larger than that of the left cavity, the aluminum hydroxide flocs are precipitated in the right cavity, the water flow upwards flows through the horizontal electrodes and the catalyst, the water flow is further degraded under the action of the electric field and the catalyst, the purified organic wastewater is discharged from a water outlet at the upper end, and the precipitate is periodically discharged from a mud discharge outlet.
According to the technical scheme, the anode, the cathode, the anode and the cathode are sequentially arranged from bottom to top, solid particles accumulated on the anode generate degradation oxidants and activators under the action of an electric field, so that continuous addition of the activators and the oxidants is not needed, the oxidation process is fast reacted under the promotion of the electric field, the alkaline environment generated by the electric field is utilized to corrode aluminum particles at the cathode to form aluminum hydroxide, the wastewater sequentially flows through a plurality of electrode plates in the upward flowing process and can fully react with the oxidants, the particles in the wastewater and the aluminum hydroxide are fully combined to form flocs, the device can oxidize organic matters, can also simultaneously remove small and medium particles in the wastewater, and has an adsorption effect on the pollutants, so that the pollutants are concentrated on the surface of the flocs, and the mass transfer effect in the reaction process is promoted.
Further, the screen plate is arranged below the horizontal electrode, and when water flowing into the right cavity moves upwards, the water flows through the screen plate at first, the screen plate filters the wastewater, and impurity particles in the wastewater are removed through the screen plate.
Further, the preparation process of the catalyst comprises the following steps: bentonite, kaolin and carbon powder are selected as catalyst carrier raw materials, 2 percent by mass and 1 percent by mass of manganese sulfate, copper sulfate and cerium sulfate solution are added and mixed with the catalyst carrier raw materials, and are prepared into 2-7 mm particles by a granulator, and the particles are calcined at 1100-1250 ℃ in a continuous vacuum state, so that catalyst-containing particle particles are prepared, wherein the mass ratio of the total mass of the manganese sulfate, the copper sulfate and the cerium sulfate to the carrier raw materials is 0.003-0.006:1; the particles mixed with carbon powder undergo a reduction reaction with metal salts at high temperature, a part of metal salts are reduced into metal simple substances by carbon in the particles, the metal simple substances form a micro-electric field under the induction of an electric field, and the degradation of the catalyst in the particles on organic matters is promoted.
Further, each horizontal electrode is provided with a flow hole, and the flow holes on two adjacent horizontal electrodes are respectively close to two opposite side walls of the right cavity, namely, the two flow holes are staggered and far away from each other, so that the flow time of water flow between the two horizontal electrodes can be increased, and the water flow flowing through the horizontal electrodes can fully react in the flow holes.
Further, the cross section area of the first through hole is smaller than that of the second through hole, and after water flow sequentially passes through the first through hole, the middle cavity and the second through hole, the flow speed is slowed down, so that the precipitation of aluminum hydroxide flocs is facilitated.
Further, the volume ratio of the left cavity to the middle cavity to the right cavity is 1:0.2: 2-3, a larger volume difference is formed between the right cavity and the middle cavity, so that the flow speed is slowed down, and the precipitation of aluminum hydroxide flocs in the right cavity is facilitated.
Furthermore, the vertical electrode and the horizontal electrode are both lead-titanium electrodes, and have good oxidation performance.
The beneficial effects of the invention are as follows: the invention uses the anode-cathode-anode-cathode which are sequentially arranged from bottom to top, solid particles accumulated on the anode generate degradation oxidant and activator under the action of an electric field, so that the continuous addition of the activator and the oxidant is not needed, the oxidation process is fast reacted under the promotion of the electric field, the alkaline environment generated by the electric field is utilized to corrode aluminum particles at the cathode to form aluminum hydroxide, the wastewater sequentially flows through a plurality of electrode plates in the upward flowing process and can fully react with the oxidant, the particles in the wastewater and the aluminum hydroxide are fully combined to form flocs.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
In the figure:
1. A case; 101. a left cavity; 102. a middle cavity; 103. a right cavity; 104. a water inlet; 105. a mud discharging port; 106. a water outlet; 2. a first separator; 201. a first through hole; 3. a second separator; 301. a second through hole; 4. a first anode plate; 5. a first cathode plate; 6. a second anode plate; 7. a second cathode plate; 8. mixing the particles; 9. calcium carbonate particles; 10. aluminum particles; 11. a vertical electrode; 12. a horizontal electrode; 1201. a flow hole; 13. a catalyst; 14. a sieve plate.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only those features which are relevant to the invention, and orientation and reference (e.g., up, down, left, right, etc.) may be used solely to aid in the description of the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Embodiment one:
as shown in fig. 1, the invention relates to an electric flocculation electro-catalytic device for organic wastewater, which comprises a box body 1, wherein a first vertical partition board 2 and a second vertical partition board 3 are arranged in the box body 1, a first through hole 201 is formed at the upper end of the first partition board 2, a second through hole 301 is formed at the lower end of the second partition board 3, the box body 1 is divided into a left cavity 101, a middle cavity 102 and a right cavity 103 which are sequentially communicated by the first partition board 2 and the second partition board 3, a water inlet 104 is formed at the lower end of the left cavity 101, a sludge discharge opening 105 is formed at the lower end of the right cavity 103, a water discharge opening 106 is formed at the upper end of the right cavity 103, and the volume ratio of the left cavity 101, the middle cavity 102 and the right cavity 103 is 1:0.2: 2-3, the middle cavity 102 is a slit structure with the width of 5-20 cm;
The inside of the left cavity 101 is horizontally provided with a first anode plate 4, a first cathode plate 5, a second anode plate 6 and a second cathode plate 7 from bottom to top in sequence, through holes of 0.4-1 cm are formed in the first anode plate, mixed particles 8 of calcium sulfite and ferric oxide particles are stacked on the first anode plate 4, the particle size is 1-3 cm, the mass ratio of the calcium sulfite to the ferric oxide is 1:1-1.2, calcium carbonate particles 9 are stacked on the second anode plate 6, the particle size is 0.5-3 cm, aluminum particles 10 are stacked on the first cathode plate 5 and the second cathode plate 7, the particle size is 0.5-2.5 cm, the sectional area of the through holes is smaller than the sectional area of the particles stacked on the plates, the materials of the first anode plate 4 and the second anode plate 6 are stainless steel, and the materials of the first cathode plate 5 and the second cathode plate 7 are aluminum.
The wastewater flows in from the water inlet 104, the acidic environment generated on the surface of the first anode plate 4 has a dissolution effect on calcium sulfite and ferric oxide on the surface of the first anode plate to form sulfite and ferric ions, the ferric ions have oxidability, the sulfite is easy to oxidize, the sulfite and the ferric ions are in contact reaction near the anode plate to generate sulfate radical, and the sulfate radical can have a strong oxidation effect on organic matters to decompose the organic matters and change the sulfate radical into sulfate radical; an alkaline environment is formed on the surface of the first cathode plate 5, so that an aluminum particle 10 is dissolved, aluminum hydroxide flocs are formed, and fine particles in wastewater are flocculated; the acid environment generated on the surface of the second anode plate 6 dissolves calcium carbonate particles 9 on the surface of the second anode plate to generate calcium ions, and the calcium ions are fixed with sulfate radicals generated by the lower layer reaction to form calcium sulfate particles; the water flow continuously flows in from the water inlet 104 and then moves upwards, and calcium sulfate particles and aluminum hydroxide flocs are combined in the process of water flow upwards, and enter the middle cavity 102 from the first through hole 201.
A plurality of pairs of vertical electrodes 11 are arranged in the middle cavity 102, water flow enters the middle cavity 102 from the first through holes 201, flows between the vertical electrodes 11 and then enters the right cavity 103 from the second through holes 301, and the vertical electrodes 11 are lead-titanium electrodes, so that better oxidation performance is achieved;
A plurality of pairs of horizontal electrodes 12 are arranged in the right cavity 103, the horizontal electrodes 12 are lead-titanium electrodes, the projection area of the horizontal electrodes 12 on the bottom surface of the right cavity 103 is equal to the bottom surface area of the right cavity 103, a catalyst 13 is filled between the pairs of horizontal electrodes 12, after water flow enters the right cavity 103 from the second through holes 301, the flow speed is slowed down because the volume of the right cavity 103 is larger than that of the left cavity 101, the precipitation of aluminum hydroxide flocs in the right cavity 103 is facilitated, the water flow continues to move upwards and is further degraded through the horizontal electrodes 12 and the catalyst 13, a sieve plate 14 is arranged below the horizontal electrodes 12, and when the water flow entering the right cavity 103 moves upwards, the water flow is filtered through the sieve plate 14, and impurity particles in the water flow are removed through the sieve plate 14.
The preparation process of the catalyst 13 comprises the following steps: bentonite, kaolin and carbon powder are selected as catalyst carrier raw materials, 2 percent by mass and 1 percent by mass of manganese sulfate, copper sulfate and cerium sulfate solution are added and mixed with catalyst 13 carrier raw materials, and are prepared into 2-7 mm particles by a granulator, the particles containing catalyst particles are prepared by calcining at 1100-1250 ℃ in a continuous vacuum state, the mass ratio of the total mass of manganese sulfate, copper sulfate and cerium sulfate to the carrier raw materials is 0.003-0.006:1, the particles mixed with carbon powder undergo reduction reaction with metal salts at high temperature, a part of metal salts are reduced into metal simple substances by carbon in the particles, and the metal simple substances form micro-electric fields under the induction of electric fields, so that the degradation of the catalyst in the particles to organic matters is promoted.
Each horizontal electrode 12 is provided with a flow hole 1201, the flow holes 1201 on the two horizontal electrodes 12 are respectively close to two opposite side walls of the right cavity 103, namely, the two flow holes 1201 are staggered and far away from each other, so that the flow time of water flow between the two horizontal electrodes 12 can be increased, the water flow flowing through the horizontal electrodes 12 can fully react in the flow holes, the cross section area of the first through hole 201 is smaller than that of the second through hole 301, and after the water flow sequentially passes through the first through hole 201, the middle cavity 102 and the second through hole 301, the flow speed is slowed down, thereby being beneficial to the precipitation of aluminum hydroxide flocs.
The working principle and the using flow of the invention are as follows:
When the method is operated, the power supplies of all the electrodes are switched on, the power supplies are direct current power supplies, the voltage is 30-36V, wastewater flows in from the water inlet 104, the acidic environment generated on the surface of the first anode plate 4 has a dissolving effect on calcium sulfite and ferric oxide on the surface of the first anode plate to form sulfite and ferric ions, the ferric ions have oxidability, the sulfite is easy to oxidize, the two ions are in contact reaction near the anode plate to generate sulfate radical, and the sulfate radical can generate a strong oxidation effect on organic matters to decompose the organic matters, so that the sulfate radical is changed into sulfate radical; an alkaline environment is formed on the surface of the first cathode plate 5, so that an aluminum particle 10 is dissolved, aluminum hydroxide flocs are formed, and fine particles in wastewater are flocculated; the acid environment generated on the surface of the second anode plate 6 dissolves calcium carbonate particles 9 on the surface of the second anode plate to generate calcium ions, and the calcium ions are fixed with sulfate radicals generated by the lower layer reaction to form calcium sulfate particles; the water flow continuously flows in from the water inlet 104 and then moves upwards, calcium sulfate particles and aluminum hydroxide flocs are combined in the process of water flow upwards, the water flows into the space between the pair of vertical electrodes 11 from the first through hole 201, organic matters are continuously catalyzed and degraded under the action of an electric field, when the water flow flows upwards after flowing into the right cavity 103 from the second through hole 301, the water flow speed is reduced because the volume of the right cavity 103 is larger than that of the left cavity 101, the aluminum hydroxide flocs are precipitated in the right cavity 103, the water flow upwards flows through the horizontal electrodes 12 and the catalyst 13, a built-in electric field is formed in the catalyst 13 under the action of the electric field, the catalytic efficiency of the particles is effectively improved, the residual organic matters in the waste water are further degraded, the purified organic waste water is discharged from the water outlet 106 at the upper end, and the precipitate is periodically discharged from the mud discharge outlet 105.
The above-described preferred embodiments according to the present invention are intended to suggest that, from the above description, various changes and modifications can be made by the worker in question without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims (7)

1. An electric flocculation electro-catalysis device for organic wastewater, which is characterized in that: the novel sewage treatment device comprises a box body (1), wherein a first vertical partition plate (2) and a second partition plate (3) are arranged inside the box body (1), a first through hole (201) is formed in the upper end of the first partition plate, a second through hole (301) is formed in the lower end of the second partition plate (3), the box body (1) is divided into a left cavity (101), a middle cavity (102) and a right cavity (103) which are communicated in sequence by the first partition plate (2) and the second partition plate (3), the middle cavity (102) is of a slit structure, the volume of the right cavity (103) is larger than that of the left cavity (101), the volumes of the right cavity and the right cavity are both larger than that of the middle cavity (102), a water inlet (104) is formed in the lower end of the left cavity (101), a mud discharging opening (105) is formed in the lower end of the right cavity (103), and a water outlet (106) is formed in the upper end of the right cavity.
The left cavity (101) is internally and sequentially horizontally provided with a first anode plate (4), a first cathode plate (5), a second anode plate (6) and a second cathode plate (7) from bottom to top, through holes for water to pass through are formed in the first anode plate (4), mixed particles (8) of calcium sulfite and iron oxide particles are piled on the first anode plate (4), calcium carbonate particles (9) are piled on the second anode plate (6), and aluminum particles (10) are piled on the first cathode plate (5) and the second cathode plate (7);
a plurality of pairs of vertical electrodes (11) are arranged in the middle cavity (102);
A plurality of pairs of horizontal electrodes (12) are arranged in the right cavity (103), and a catalyst (13) is filled between the horizontal electrodes (12).
2. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: a screen plate (14) is arranged below the horizontal electrode (12).
3. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: the preparation process of the catalyst (13) comprises the following steps: bentonite, kaolin and carbon powder are selected as catalyst carrier raw materials, 2 percent by mass and 1 percent by mass of manganese sulfate, copper sulfate and cerium sulfate solution are added to the catalyst carrier raw materials, the mixture is mixed with a granulator to prepare particles with the particle size of 2-7 mm, the particles are calcined at the temperature of 1100-1250 ℃ in a continuous vacuum state, and the catalyst-containing particle particles are prepared, wherein the mass ratio of the total mass of the manganese sulfate, the copper sulfate and the cerium sulfate to the carrier raw materials is 0.003-0.006:1.
4. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: and each horizontal electrode (12) is provided with a flow hole (1201), and the flow holes (1201) on the two horizontal electrodes (12) are respectively close to two opposite side walls of the right cavity (103).
5. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: the cross-sectional area of the first through hole (201) is smaller than the cross-sectional area of the second through hole (301).
6. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: the volume ratio of the left cavity (101), the middle cavity (102) and the right cavity (103) is 1:0.2:2 to 3.
7. An electro-flocculation electro-catalytic device for organic wastewater according to claim 1, wherein: the vertical electrode (11) and the horizontal electrode (12) are lead-titanium electrodes.
CN202211142909.1A 2022-09-20 2022-09-20 Electric flocculation electro-catalytic device for organic wastewater Active CN115611377B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986519A (en) * 2017-12-09 2018-05-04 浙江久城环境科技有限公司 A kind of electro-catalysis and photocatalysis sewage processing method
CN108675436A (en) * 2018-07-13 2018-10-19 中钢集团鞍山热能研究院有限公司 Advanced oxidation handles the integral method and device of waste water
CN208716927U (en) * 2018-07-13 2019-04-09 中钢集团鞍山热能研究院有限公司 The integrated apparatus of advanced oxidation processing waste water
CN113368848A (en) * 2021-06-30 2021-09-10 山西大学 Catalyst for catalytic oxidation and low-temperature degradation of chlorobenzene and preparation and use methods thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986519A (en) * 2017-12-09 2018-05-04 浙江久城环境科技有限公司 A kind of electro-catalysis and photocatalysis sewage processing method
CN108675436A (en) * 2018-07-13 2018-10-19 中钢集团鞍山热能研究院有限公司 Advanced oxidation handles the integral method and device of waste water
CN208716927U (en) * 2018-07-13 2019-04-09 中钢集团鞍山热能研究院有限公司 The integrated apparatus of advanced oxidation processing waste water
CN113368848A (en) * 2021-06-30 2021-09-10 山西大学 Catalyst for catalytic oxidation and low-temperature degradation of chlorobenzene and preparation and use methods thereof

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