CN115007188A - Catalyst and disinfectant fluid preparation device - Google Patents
Catalyst and disinfectant fluid preparation device Download PDFInfo
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- CN115007188A CN115007188A CN202210752894.4A CN202210752894A CN115007188A CN 115007188 A CN115007188 A CN 115007188A CN 202210752894 A CN202210752894 A CN 202210752894A CN 115007188 A CN115007188 A CN 115007188A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8671—Removing components of defined structure not provided for in B01D53/8603 - B01D53/8668
- B01D53/8675—Ozone
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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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
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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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/78—Details relating to ozone treatment devices
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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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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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
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
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- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Materials Engineering (AREA)
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- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention provides a catalyst and a disinfectant preparation device, relates to the technical field of water treatment equipment, and solves the technical problems that ozone generated in a plasma technology is difficult to convert and is easy to escape into air. The catalyst is MnO 2 /g‑C 3 N 4 @γ‑Al 2 O 3 Catalyst comprising melamine, alumina and permanganate, melamineThe mass ratio of the total mass of the amine and the alumina to the permanganate is 10-20; the mass ratio of the aluminum oxide to the melamine is 1-3; the sterile water preparation device comprises a preparation container, a plasma generation assembly and an aeration disc, wherein a reaction cavity is arranged in the preparation container; the aeration disc is filled with a catalyst; the plasma generating assembly is arranged in the reaction cavity, one end of the plasma generating assembly is connected with the air source, and the other end of the plasma generating assembly is connected with the aeration disc. The invention relates to the coupling of a plasma technology and a catalytic technology, a large amount of active particles are generated by the plasma, the catalyst converts ozone which is generated by the plasma and cannot be utilized by water, and gas is dissipated by utilizing a regular porous structure of the catalyst, so that the gas-liquid mixing degree is increased.
Description
Technical Field
The invention relates to the technical field of water treatment equipment, in particular to a catalyst and a disinfectant preparation device.
Background
Low temperature plasma technology is a new advanced oxidation technology for water treatment, and a large amount of active species such as O are generated by high-voltage discharge between electrodes 3 、H 2 O 2 OH, ultraviolet light, shock wave and the like, can act on various organic pollutants in water, and also has antibacterial effect. OH is considered to be a main source of organic matter degradation and antibacterial ability of water body due to its extremely strong oxidizing ability.
The dielectric barrier discharge is a discharge form of low-temperature plasma technology, and has the advantages of high electron density, uniform discharge, spark discharge prevention, safety, stability and the like. However, in an actual production process, effective active particles formed per unit time are limited, and Plasma Activated Water (PAW) generation efficiency is low. In addition, the problem of ozone generation in the discharge process is faced, and the solubility of ozone in water is limited, so that ozone is easy to be scattered into the air, ozone resource waste is caused, and the environment is polluted.
Disclosure of Invention
The invention aims to provide a catalyst and a disinfectant preparation device, which are used for solving the technical problems that ozone generated in the plasma technology is difficult to convert and is easy to escape into the air in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the catalyst provided by the invention is MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 A catalyst comprising melamine, alumina and permanganate, wherein:
the mass ratio of the total mass of the melamine and the aluminum oxide to the permanganate is 10-20;
the mass ratio of the aluminum oxide to the melamine is 1-3.
As a further improvement of the present invention, the permanganate is at least one of potassium permanganate and sodium permanganate.
As a further improvement of the invention, the alumina is at least one of macroporous, mesoporous and microporous aluminas.
The invention provides a disinfectant preparation device, which comprises a preparation container, a plasma generation assembly and an aeration disc, wherein:
a reaction cavity is arranged in the preparation container;
the aeration disc is filled with the catalyst and is arranged at the bottom of the reaction cavity;
the plasma generating assembly is arranged in the reaction cavity, one end of the plasma generating assembly is connected with an external air source, and the other end of the plasma generating assembly is connected with the aeration disc.
As a further improvement of the invention, the aeration disc is made of ceramic.
As a further improvement of the invention, the plasma generating assembly comprises a low-voltage electrode, a high-voltage electrode and a quartz tube, wherein:
one end of the quartz tube is connected with an air source through an air inlet pipe, and the other end of the quartz tube is abutted against the aeration disc;
the high-voltage electrode is vertically arranged in the quartz tube;
the low-voltage electrode is arranged in the quartz tube, and the low-voltage electrode is coiled around the periphery of the high-voltage electrode.
As a further improvement of the invention, the high-voltage electrode is made of a stainless steel rod or an iron rod.
As a further improvement of the present invention, a sealing member is disposed between the gas inlet pipe and the quartz tube.
As a further improvement of the invention, a sealing element is arranged between the quartz tube and the aeration disc.
As a further development of the invention, the sealing element is a sealing plug.
As a further improvement of the invention, the number of the plasma generating assemblies is one, two or more, and all the plasma generating assemblies are arranged side by side in sequence.
Compared with the prior art, the invention has the following beneficial effects:
the catalyst provided by the invention is MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 The catalyst comprises melamine, aluminum oxide and permanganate, has a regular crystal structure and uniform pore size distribution, has good characteristics in the aspects of adsorption, separation and conversion, can convert ozone when being applied to a disinfection preparation device, can uniformly dissipate gas, increases the gas-liquid mixing degree, and solves the problems that the ozone generated in a plasma technology is difficult to convert and is easy to dissipate into the air and the like.
The disinfectant fluid preparation device provided by the invention is a coupling of a plasma technology and a catalytic technology, generates a large amount of active particles through the plasma, further converts ozone generated by the plasma and cannot be utilized by a water body through a catalyst, and utilizes a regular porous structure of the catalyst to dissipate gas, so that the gas-liquid mixing degree is increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a sectional view of a sterilizing water preparing apparatus according to the present invention.
Fig. 1, a first sealing plug; 2. an air inlet pipe; 3. a low voltage electrode; 4. a high voltage electrode; 5. a quartz tube; 6. a body of water; 7. a second sealing plug; 8. an aeration disc.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The invention provides a catalyst which is MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 A catalyst comprising melamine, alumina and permanganate, wherein:
the mass ratio of the total mass of the melamine and the aluminum oxide to the permanganate is 10-20;
the mass ratio of the aluminum oxide to the melamine is 1-3.
The catalyst provided by the invention is MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 The catalyst comprises melamine, aluminum oxide and permanganate, has a regular crystal structure and uniform pore size distribution, has good characteristics in the aspects of adsorption, separation and conversion, can convert ozone when being applied to a disinfection preparation device, can uniformly dissipate gas, increases the gas-liquid mixing degree, and solves the problems that the ozone generated in a plasma technology is difficult to convert and is easy to dissipate into the air and the like.
Wherein the permanganate is at least one of potassium permanganate and sodium permanganate.
Further, the alumina is at least one of macroporous, mesoporous and microporous alumina.
The preparation process of the catalyst comprises the following steps:
weighing a certain amount of permanganate and dissolving the permanganate into deionized water;
weighing a certain amount of melamine and commercial alumina, uniformly mixing with the permanganate solution, and fully soaking;
thirdly, aging for 12-24h, roasting for 2-4h in a muffle furnace at 400-600 ℃, and raising the temperature at 2-5 ℃/min;
fourthly, the roasted sample is subjected to ultrasonic oscillation in deionized water at 5000Hz to 20000Hz to strip the layer for 12 to 24 hours;
drying for 8h at 60-100 ℃ in an oven to obtain a catalyst sample, and pressing and molding the catalyst sample to prepare the aeration module.
As shown in fig. 1, the present invention provides a sterilized water preparing apparatus including a preparing vessel, a plasma generating module and an aeration tray 8, wherein:
a reaction cavity is arranged in the preparation container; the reaction cavity is filled with a water body 6 to be treated;
the aeration disc 8 is filled with the catalyst, and the aeration disc 8 is arranged at the bottom of the reaction cavity; the aeration disc is provided with tens of thousands of micropores; the catalyst is the aeration module which is prepared in the preparation flow and is pressed and formed.
In particular, MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 The catalyst is packaged in the ceramic aeration disc, and ozonization is carried out, so that ozone can be effectively converted into OH, and the microbial sterilizing capability of the sterilized water is further improved.
The plasma generating component is arranged in the reaction cavity, one end of the plasma generating component is connected with an external air source, and the other end of the plasma generating component is connected with the aeration disc 8. The gas in the gas source is conveyed into the plasma generating assembly through the gas conveying pump.
The aeration disk 8 is made of ceramic, and the catalyst is placed inside the aeration disk 8.
The disinfectant fluid preparation device provided by the invention is a coupling of a plasma technology and a catalytic technology, a large amount of active particles are generated by the plasma, then ozone which is generated by the catalyst and cannot be utilized by a water body is converted into the plasma, the catalyst is utilized to realize the rapid conversion of the ozone into OH, the concentration of the active particles in the water is increased, the microbial killing capacity of the disinfectant fluid is further improved, a regular porous structure of the catalyst is utilized to dissipate gas, the gas-liquid mixing degree is increased while the ozone is converted, and compared with the conventional devices which use gas-liquid circulating pumps and other modes, the energy consumption is saved, and the device is simpler and more effective; the disinfectant preparing device has the characteristics of simple structure, space saving, quick response time and capability of quickly preparing disinfectant.
Further, in the present embodiment, the plasma generation assembly includes a low voltage electrode 3, a high voltage electrode 4, and a quartz tube 5, wherein:
the quartz tube 5 is of a cylindrical structure, one end of the quartz tube is connected with an air source through the air inlet pipe 2, and the other end of the quartz tube is abutted against the aeration disc 8; furthermore, the connection section of the gas inlet pipe 2 and the quartz pipe 5 is of a multi-pipe structure, so that gas is fed after being dispersed as much as possible, the plasma generation efficiency is improved, and the number of generated active particles is increased.
Further, the high-voltage electrode 4 is vertically arranged in the quartz tube 5;
the high-voltage electrode 4 can be made of conductive materials such as stainless steel bars, iron bars and the like.
The low voltage electrode 3 is arranged in the quartz tube 5 and is coiled around the high voltage electrode 4.
A sealing element is arranged between the gas inlet tube 2 and the quartz tube 5.
A sealing element is arranged between the quartz tube 5 and the aeration disc 8.
In particular, the sealing element is a sealing plug.
As shown in fig. 1, the sealing plug arranged between the gas inlet pipe 2 and the quartz pipe 5 is a first sealing plug 1; the sealing plug arranged between the quartz tube 5 and the aeration disc 8 is a second sealing plug 7, the sealing plug ensures that air is not fed and discharged into the reaction cavity, and the air is not fed into the water body 6 without catalytic conversion.
Furthermore, the number of the plasma generating assemblies is one, two or more, and all the plasma generating assemblies are arranged side by side in sequence.
The device for preparing the sterilized water fuses the catalyst and the plasma technology, converts redundant ozone generated in the discharging process into OH by using the catalyst, realizes effective conversion of the ozone, increases the concentration of active particles in water, and makes up for the defects of the plasma technology. In addition, the aeration disc prepared by utilizing the porous structure of the catalyst increases the gas-liquid mixing degree, so that the active particles are more effectively dissolved in water.
The using method comprises the following steps:
use the defeatedThe air pump pumps air into the quartz tube, and the air flow is determined according to the number of high-voltage electrodes used in the plasma generating assembly; the number of the high-voltage electrodes and the discharge voltage can be selected according to the volume of the actually processed water sample in the plasma generation assembly; the quartz tube is internally provided with a high-voltage electrode, and the material can be a stainless steel bar, an iron bar and other conductive materials; the air outlet of the quartz tube is connected with a bottom aeration disc (with a catalyst inside), and then is exhausted through tens of thousands of micropores of the aeration disc and dissipated into the water body; production of active particles (H) based on plasma technology 2 O 2 、OH、NO 2- 、NO 3 Etc.) and ozone, the air outlet of the plasma generating component is directly connected with an aeration disc (main component: MnO) 2 /g-C 3 N 4 @γ-Al 2 O 3 Catalyst) to realize the rapid conversion of ozone in the aeration disc, generate more active particles such as OH and the like, and the active particles are dissipated into the water body through the aeration disc to form sterilized water with high-concentration active particles, thereby killing bacteria and viruses. The invention protects the above processing mode and the catalyst used in the mode, and is not limited to the present case.
In the first embodiment, an alternating voltage with Vpp of 15kV is applied to a disinfectant preparation device, an aeration disc (aeration catalysis disc) is not arranged below the disinfectant preparation device, 1L of tap water is treated in real time for 1h, a staphylococcus aureus killing experiment is carried out on the treated tap water, and the bacteria killing rate is tested;
in the second embodiment, an ac voltage of 10kV Vpp is applied to the sterilizing water preparing apparatus, and an aeration disk (aeration catalytic disk) (MnO) is provided below the sterilizing water preparing apparatus 2 /g-C 3 N 4 @γ-Al 2 O 3 ) 1L of tap water is treated for 1h in real time, a staphylococcus aureus killing experiment is carried out on the treated tap water, and the bacterial killing rate is tested.
In the third embodiment, an alternating current voltage Vpp of 15kV is applied to the sterilizing water preparing apparatus, and an aeration disk (aeration catalytic disk) (MnO) is provided below the sterilizing water preparing apparatus 2 /g-C 3 N 4 @γ-Al 2 O 3 ) 1L of tap water is processed for 1h in real time, the processed tap water is subjected to a staphylococcus aureus killing experiment,and testing the bacterial killing rate.
| Detailed description of the preferred embodiments | Rate of killing |
| Implementation mode one | 80.82％ |
| Second embodiment | 89.92％ |
| Third embodiment | 99.99％ |
Therefore, when the aeration disc is not provided, the sterilizing capability of the sterilizing water prepared by the sterilizing water preparation device is weaker; the aeration module of the catalyst is added in the plasma device, so that the plasma device has better sterilization capability under the same discharge condition, and even if the discharge voltage is reduced, the plasma device can achieve the sterilization capability better than that under high voltage, and the energy consumption is saved.
It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in fig. 1 to facilitate the description of the invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (11)
1. A catalyst characterized by being MnO 2 /g-C 3 N 4 @γ-Al 2 O 3 A catalyst comprising melamine, alumina and permanganate, wherein:
the mass ratio of the total mass of the melamine and the aluminum oxide to the permanganate is 10-20;
the mass ratio of the aluminum oxide to the melamine is 1-3.
2. The catalyst of claim 1, wherein the permanganate salt is at least one of potassium permanganate and sodium permanganate.
3. The catalyst of claim 1, wherein the alumina is at least one of macroporous, mesoporous, and microporous alumina.
4. A sterilized water preparation apparatus comprising a preparation vessel, a plasma generation module, and an aeration tray, wherein:
a reaction cavity is arranged in the preparation container;
the aeration disc is filled with the catalyst as set forth in any one of claims 1 to 3 and is arranged at the bottom of the reaction cavity;
the plasma generating assembly is arranged in the reaction cavity, one end of the plasma generating assembly is connected with an external air source, and the other end of the plasma generating assembly is connected with the aeration disc.
5. The sterilizing water preparing apparatus according to claim 4, wherein the aeration disk is made of ceramic.
6. The sterilizing water preparing apparatus according to claim 4, wherein the plasma generating assembly includes a low voltage electrode, a high voltage electrode and a quartz tube, wherein:
one end of the quartz tube is connected with an air source through an air inlet pipe, and the other end of the quartz tube is abutted against the aeration disc;
the high-voltage electrode is vertically arranged in the quartz tube;
the low-voltage electrode is arranged in the quartz tube, and the low-voltage electrode is coiled around the periphery of the high-voltage electrode.
7. The apparatus of claim 6, wherein the high voltage electrode is made of a stainless steel rod or an iron rod.
8. The sterilizing water producing apparatus according to claim 6, wherein a sealing member is provided between the inlet tube and the quartz tube.
9. The sterilizing water producing apparatus according to claim 6, wherein a sealing member is provided between the quartz tube and the aeration disk.
10. A sterile water preparation device according to claim 8 or 9, wherein the sealing element is a sealing plug.
11. The sterilizing water preparing apparatus according to claim 4, wherein the number of the plasma generating modules is one, two or more, and all the plasma generating modules are sequentially arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210752894.4A CN115007188A (en) | 2022-06-28 | 2022-06-28 | Catalyst and disinfectant fluid preparation device |
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| CN202210752894.4A CN115007188A (en) | 2022-06-28 | 2022-06-28 | Catalyst and disinfectant fluid preparation device |
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| CN115007188A true CN115007188A (en) | 2022-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282408A (en) * | 2023-05-04 | 2023-06-23 | 珠海格力电器股份有限公司 | Purification device, preparation method of catalytic structure and wastewater treatment equipment |
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| CN111003862A (en) * | 2019-12-25 | 2020-04-14 | 广州市环境保护工程设计院有限公司 | Difficult degradation effluent disposal system |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482720A (en) * | 2013-08-29 | 2014-01-01 | 太原理工大学 | Dielectric barrier discharge water treatment device and method |
| CN103626150A (en) * | 2013-11-20 | 2014-03-12 | 南京工程学院 | Preparation method of nitrogenous porous carbon |
| CN105749948A (en) * | 2014-12-16 | 2016-07-13 | 中国科学院大连化学物理研究所 | Supported non-noble metal catalyst and preparation and application thereof |
| CN104828899A (en) * | 2015-04-20 | 2015-08-12 | 南京大学 | Line board discharge plasma sewage treatment unit |
| CN111003862A (en) * | 2019-12-25 | 2020-04-14 | 广州市环境保护工程设计院有限公司 | Difficult degradation effluent disposal system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116282408A (en) * | 2023-05-04 | 2023-06-23 | 珠海格力电器股份有限公司 | Purification device, preparation method of catalytic structure and wastewater treatment equipment |
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