CN213651962U - Three-dimensional electrode Feton water treatment facilities - Google Patents

Three-dimensional electrode Feton water treatment facilities Download PDF

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Publication number
CN213651962U
CN213651962U CN202022656467.5U CN202022656467U CN213651962U CN 213651962 U CN213651962 U CN 213651962U CN 202022656467 U CN202022656467 U CN 202022656467U CN 213651962 U CN213651962 U CN 213651962U
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Prior art keywords
electrode
water treatment
feton
wastewater
dimensional electrode
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CN202022656467.5U
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Chinese (zh)
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石寒松
施曙东
邓国民
李军代
邱轶
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Shanghai Pudong Construction Co ltd
Shanghai Pudong Road & Bridge Group Co ltd
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Shanghai Pudong Construction Co ltd
Shanghai Pudong Road & Bridge Group Co ltd
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Abstract

The utility model discloses a three-dimensional electrode Feton water treatment facilities, three-dimensional electrode Feton water treatment facilities includes: a container adapted to contain wastewater; an anode plate disposed in the wastewater; a cathode plate placed on the wastewater; a particle electrode disposed in the wastewater; a microporous aeration device adapted to provide air to the pellet electrode such that the pellet electrode is mixed with the air; and the power supply is electrically connected to the anode plate and the cathode plate. The water treatment device adopts a three-dimensional electrode method to treat wastewater, and compared with a two-dimensional electrode method for electrolysis, the water treatment device can increase the volume of wastewater, the surface and volume ratio of the motor is greatly increased, the current efficiency is high, and the degradation rate of the wastewater is high.

Description

Three-dimensional electrode Feton water treatment facilities
Technical Field
The utility model relates to a water treatment field further relates to three-dimensional electrode Feton water treatment facilities.
Background
The fuel wastewater has the characteristics of various organic matters, poor biodegradability, high COD and chroma, large first-level discharge amount and the like, and is difficult to degrade by using a transmission treatment method.
Among the methods for treating fuel wastewater, the electrocatalytic oxidation method has the advantages of economy, high efficiency, environmental friendliness and the like. However, it should be noted that the electrocatalytic oxidation method usually uses a two-dimensional electrode method to treat the fuel wastewater at present, but the two-dimensional electrode method has a poor effect of degrading the wastewater solution due to the small electrode surface volume.
In view of the foregoing, there is a need for improved methods of treating conventional fuel-based wastewater.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims to provide a three-dimensional electrode Feton water treatment facilities, water treatment facilities adopts the three-dimensional electrode method to handle waste water, compares and carries out the electrolysis in the two-dimensional electrode method, can increase, and the surface and the volume ratio of motor have great increase, and current efficiency is high, and the degradation rate of waste water is fast.
In order to achieve the above object, the present invention provides a three-dimensional electrode Feton water treatment device, including:
a container adapted to contain wastewater;
an anode plate disposed in the wastewater;
a cathode plate placed on the wastewater;
a particle electrode disposed in the wastewater;
a microporous aeration device adapted to provide air to the pellet electrode such that the pellet electrode is mixed with the air;
and the power supply is electrically connected to the anode plate and the cathode plate.
Preferably, the container further has a partition plate therein, the partition plate dividing the accommodating space in the container into an upper space and a lower space; the clapboard is provided with aeration micropores; the particle electrode is arranged in the upper space; the micro-porous aeration device further comprises an air pump communicated with the lower space and used for providing air into the lower space.
Preferably, the particulate electrode is a chalcopyrite particulate.
Preferably, the particle diameter of the particle electrode is 75 μm.
Preferably, the input amount of the particle electrode is 8 mg/L.
Preferably, the anode plate and the cathode plate are porous graphite electrodes, respectively, and the distance between the anode plate and the cathode plate is 3 cm.
Preferably, the power supply is capable of providing a steady current of 0.5A.
Preferably, the PH of the wastewater in the vessel is in the range of 3-4.
According to the utility model discloses an on the other hand, the utility model discloses further provide three-dimensional electrode Feton water treatment method, include:
placing the anode plate, the cathode plate and the particle electrode in the same container filled with wastewater; wherein the particle electrode is arranged on a separator with aeration micropores, and the separator is provided with aeration micropores;
supplying air to a lower space under the partition plate such that the air is mixed with the pellet electrode through the aeration micro-holes;
energizing the anode plate and the cathode plate.
The utility model provides a three-dimensional electrode Feton water treatment facilities has following at least one beneficial effect:
1. the utility model provides a three-dimensional electrode Feton water treatment facilities, water treatment facilities adopts the three-dimensional electrode method to handle waste water, compares and carries out the electrolysis in the two-dimensional electrode method, can increase, and the surface and the volume ratio of motor have great increase, and current efficiency is high, and the degradation rate of waste water is fast.
2. The utility model provides a three-dimensional electrode Feton water treatment facilities, the anode plate with the cathode plate all adopts porous graphite plate as the electrode, has increased the surface area of electrode, under the unanimous condition of holding current density, the adjustable scope of board-like electrode voltage is bigger, can form a homogeneous electric field between the bipolar plate, the flat equidistance of electric field line, and the electric field distribution between the polar plate is then the curve.
3. The utility model provides a three-dimensional electrode Feton water treatment facilities, third electrode adopt the chalcopyrite granule, and in reaction process, every particle of chalcopyrite can form a pair of multiple polarity microelectrode, has many miniature electrolysis trough again in the electrolysis trough equivalently, degrades the organic matter. At the same time, H is produced at the cathode during electrolysis2O2Fe in chalcopyrite2+Catalysis H2O2The generated hydroxyl free radicals oxidize and degrade organic matters to achieve better treatment effect.
Drawings
The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in conjunction with the accompanying drawings.
Fig. 1 is a schematic structural diagram of a three-dimensional electrode Feton water treatment device according to a preferred embodiment of the present invention;
fig. 2 is a diagram showing the effect of wastewater treatment in the three-dimensional electrode Feton water treatment facility according to the preferred embodiment of the present invention.
The reference numbers illustrate:
the device comprises a container 1, an upper space 11, a lower space 12, an anode plate 2, a cathode plate 3, a particle electrode 4, a micropore aeration device 5, an air pump 51, a power supply 6, a partition plate 7, aeration micropores 70 and a sampling head 8.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
Example 1
Referring to description attached drawing 1 to fig. 2, the utility model provides a three-dimensional electrode Feton water treatment facilities, three-dimensional electrode Feton water treatment facilities adopts the chalcopyrite granule to fill as the third electrode, introduces the granule electrode in the system of Fenton, can increase the surface area and the volume ratio of electrode, improves current efficiency for the degradation rate of waste water.
Referring to the attached figure 1 of the specification, specifically, the three-dimensional electrode Feton water treatment equipment comprises a container 1, an anode plate 2, a cathode plate 3, a particle electrode 4, a microporous aeration device 5 and a power supply 6. Said container 1 is adapted to contain waste water therein; the anode plate 2, the cathode plate 3 and the particle electrode 4 are respectively placed in the wastewater; the micro-porous aeration device 5 is adapted to provide air to the pellet electrode 4 such that the pellet electrode 4 is mixed with the air; the power source 6 is electrically connected to the anode plate 2 and the cathode plate 3 and is adapted to provide electrical energy to the anode plate 2 and the cathode plate 3.
It should be noted that the present invention introduces the particle electrode 4 into the Fenton, and the air is fully mixed with the particle electrode 4 through the micro-porous aeration device 5. After the anode plate 2 and the cathode plate 3 are electrified, the particle electrodes 4 can mutually form a plurality of micro-electrolytic cells, so that the electric field effect is strengthened, and the reaction rate and the treatment effect are improved. The anode plate 2 and the cathode plate 3 are plate electrodes respectively, so that the surface area of the electrodes is increased, and the adjustable range of current is enlarged. The particle electrode 4 is used as a filling electrode, so that the migration distance of ions is shortened, and the reaction rate and the treatment effect are improved.
Referring to the attached fig. 1 of the specification, the container 1 is further provided with a partition 7, and the partition 7 divides the accommodating space in the container 1 into an upper space 11 and a lower space 12; the clapboard 7 is provided with aeration micropores 70; the particle electrode 4 is placed in the upper space 11; the micro-porous aeration apparatus 5 further comprises an air pump 51 communicating with the lower space 12 for supplying air into the lower space 12.
It should be noted that, during the operation of the microporous aeration apparatus 5, the air pump 51 can inject air into the lower space 12, and the injected air can pass through the aeration micropores 70 on the partition 7 into the upper space 11 and contact with the particle electrodes 4 to aerate and stir the particle electrodes 4.
Referring to the attached figure 1 of the specification, the three-dimensional electrode Feton water treatment equipment further comprises a sampling head 8 positioned on the side wall of the container 1, and liquid in the container 1 can be taken out through the sampling head 8.
Preferably, the particle electrode 4 is a chalcopyrite particle.
Preferably, the particle diameter of the particle electrode 4 is 75 μm.
Preferably, the input amount of the particle electrode 4 is 8 mg/L.
Preferably, the anode plate 2 and the cathode plate 3 are porous graphite electrodes, respectively, and the distance between the anode plate 2 and the cathode plate 3 is 3 cm.
Preferably, the power supply 6 is capable of providing a steady current of 0.5A.
Preferably, the PH of the wastewater in the vessel is in the range of 3-4.
During the reaction process, a large amount of organic matters are accumulated on the surface of the chalcopyrite particle electrode, the mass concentration of the organic matters is higher than that of the solution, each particle of the chalcopyrite can form a pair of multi-polarity microelectrodes, and the method is equivalent to that a plurality of micro electrolytic tanks are arranged in the electrolytic tank to degrade the organic matters. With generation of H at the cathode during electrolysis2O2Fe in chalcopyrite2+Catalysis H2O2Generating hydroxyl free radicals to oxidize and degrade the organic matters.
Example 2
According to the utility model discloses an on the other hand, the utility model discloses further provide three-dimensional electrode Feton water treatment method, include:
placing an anode plate 2, a cathode plate 3 and a particle electrode 4 in the same container 1 filled with wastewater; wherein the particle electrode 4 is disposed on the separator 7 having the aeration micro-holes 70;
supplying air to the lower space 12 below the partition 7 so that the air is mixed with the pellet electrode 4 through the aeration micro-holes 70;
electricity is supplied to the anode plate 2 and the cathode plate 3.
Preferably, the particle electrode 4 is a chalcopyrite particle.
Preferably, the particle diameter of the particle electrode 4 is 75 μm.
Preferably, the input amount of the particle electrode 4 is 8 mg/L.
Preferably, the anode plate 2 and the cathode plate 3 are porous graphite electrodes, respectively, and the distance between the anode plate 2 and the cathode plate 3 is 3 cm.
Preferably, the power supply 6 is capable of providing a steady current of 0.5A.
Preferably, the PH of the wastewater in the vessel is in the range of 3-4.
In the test process, the chalcopyrite particles are pretreated, and the chalcopyrite is screened and then immersed in the dye wastewater for 48 hours to remove the interference of the adsorption effect on the result.
500ml of dye wastewater is taken and placed in an electrolytic bath, pretreated chalcopyrite particles are added as electrodes, NaOH or dilute H is dripped into the wastewater2SO4The solution was adjusted to pH.
The anode plate 2 and the cathode plate 3 are installed and fixed and electrified, and the microporous aeration device 5 is opened for aeration.
Sampling at regular time in the reaction process, adjusting the pH of a water sample to 9-10 by NaOH, standing, filtering to obtain a clear filtrate, measuring the COD value and the absorbance, and finally calculating the COD removal rate and the chroma removal rate.
The principle of the method is as follows: the divalent iron ions generated by the anodic oxidation reaction and the hydrogen peroxide generated by the cathodic reduction reaction react to generate hydroxyl radicals which are strong oxidizing substances, and the reaction formula is as follows:
CuFeS2+8H2O2→Cu2++Fe3++8H2O+2SO4 2-
Fe3++H2O2→Fe2++·HO2+H+
CuFeS2+16Fe3++8H2O→Cu2++17Fe2++2SO42-+16H+
Fe2++H2O2→Fe3++OH-+·OH
referring to the attached figure 2, the effect diagram of the three-dimensional electrode Feton water treatment method provided by the utility model after the fuel wastewater is treated is shown.
It should be pointed out that, the utility model provides an anode plate 2 with cathode plate 3 all adopts porous graphite plate as the electrode, has increased the surface area of electrode, and under the unanimous condition of keeping current density, the adjustable scope of board-like electrode voltage is bigger, can form a homogeneous electric field between the bipolar plate, the flat equidistance of electric field line, and the electric field distribution between the polar plate is then the curve.
The third electrode provided by the utility model adopts the chalcopyrite particles, and in the reaction process, each particle of the chalcopyrite can form a pair of multiple polarity microelectrodes, which is equivalent to that a plurality of micro electrolytic tanks are arranged in the electrolytic tank to degrade organic matters. At the same time, H is produced at the cathode during electrolysis2O2Fe in chalcopyrite2+Catalysis H2O2The generated hydroxyl free radicals oxidize and degrade organic matters to achieve better treatment effect.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. Three-dimensional electrode Feton water treatment facilities, characterized by includes:
a container adapted to contain wastewater;
an anode plate disposed in the wastewater;
a cathode plate placed on the wastewater;
a particle electrode disposed in the wastewater;
a microporous aeration device adapted to provide air to the pellet electrode such that the pellet electrode is mixed with the air;
and the power supply is electrically connected to the anode plate and the cathode plate.
2. The three-dimensional electrode Feton water treatment apparatus as claimed in claim 1, wherein said container further has a partition plate therein, said partition plate dividing a containing space in said container into an upper space and a lower space; the clapboard is provided with aeration micropores; the particle electrode is arranged in the upper space; the micro-porous aeration device further comprises an air pump communicated with the lower space and used for providing air into the lower space.
3. The three-dimensional electrode Feton water treatment apparatus according to claim 1 wherein the particulate electrode is chalcopyrite particulate.
4. The three-dimensional electrode Feton water treatment plant according to claim 3 wherein the particle size of the particle electrode is 75 μm.
5. The three-dimensional electrode Feton water treatment device according to claim 3, wherein the input amount of the particle electrode is 8 mg/L.
6. The three-dimensional electrode Feton water treatment plant according to claim 1 wherein said anode plate and said cathode plate are each porous graphite electrodes, the distance between said anode plate and said cathode plate being 3 cm.
7. The three-dimensional electrode Feton water treatment apparatus according to claim 1 wherein the power supply is capable of providing a steady current of 0.5A.
8. The three-dimensional electrode Feton water treatment plant according to claim 1 wherein the PH of the wastewater in said container is in the range of 3-4.
CN202022656467.5U 2020-11-17 2020-11-17 Three-dimensional electrode Feton water treatment facilities Active CN213651962U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022656467.5U CN213651962U (en) 2020-11-17 2020-11-17 Three-dimensional electrode Feton water treatment facilities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022656467.5U CN213651962U (en) 2020-11-17 2020-11-17 Three-dimensional electrode Feton water treatment facilities

Publications (1)

Publication Number Publication Date
CN213651962U true CN213651962U (en) 2021-07-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN213651962U (en)

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