CN210710848U - Quantum cracking reactor for sewage treatment - Google Patents
Quantum cracking reactor for sewage treatment Download PDFInfo
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- CN210710848U CN210710848U CN201921253106.7U CN201921253106U CN210710848U CN 210710848 U CN210710848 U CN 210710848U CN 201921253106 U CN201921253106 U CN 201921253106U CN 210710848 U CN210710848 U CN 210710848U
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Abstract
The utility model discloses a quantum cracking reactor for sewage treatment, establish strong microwave field (electric field >100kV/m) in the reactor, with bubble ionization and production high energy electron (100 eV) in the sewage, through the collision heating of high energy electron and organic matter molecule, the kinetic energy of organic matter molecule in the sewage is pertinently improved, increase reaction cross-section, the decomposition and the cracking of difficult biochemical and difficult degradation organic matter have been realized under mild condition, thereby replace the harsh condition that conventional advanced oxidation technology required (acid condition required like conventional fenton reaction, the high temperature high pressure condition that wet catalytic oxidation required etc.), the treatment cost of organic matter in the sewage has been reduced, and the treatment efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of degradation difficult biochemical degradation material among the sewage treatment, specifically a quantum cracking reactor for sewage treatment.
Background
The water body pollutants are very complex and can be generally divided into three categories of inorganic ions, heavy metal ions and organic pollutants. In the list of priority control pollutants proposed by each country, organic pollutants are all key control objects. The organic pollutants affecting the water environment quality mainly come from domestic sewage and industrial wastewater, especially industrial wastewater. The method has the characteristics of complex components, large water quality fluctuation, deep chromaticity, high content of toxic substances, poor biodegradability and the like, so that the method becomes wastewater with large treatment difficulty and low treatment efficiency. Since many toxic organic pollutants cannot be treated by conventional biological and physical methods, many countries are investing large amounts of manpower and material resources in exploring and developing new technologies and methods.
Advanced chemical oxidation is a very effective method for decomposing these refractory organic matters, and in recent 20 years, various advanced oxidation methods have been discovered and rapidly applied in the field of water treatment, mainly including photocatalytic oxidation, sonochemical oxidation, electrochemical oxidation, wet oxidation, supercritical water oxidation, etc., which are methods for bringing the molecular kinetic energy of organic matters to the chemical reaction threshold, especially wet oxidation, and are realized by means of raising the temperature, so that the wet oxidation must be performed under severe conditions of high temperature (125-320 ℃) and high pressure (0.5-20 MPa), but the application and development of the technology are limited by the severe use conditions.
Meanwhile, a large amount of organic wastewater which is high in salt content, difficult to degrade and difficult to biochemically generate, such as phenolic compounds, is a toxic and difficult-to-biochemically-degrade substance, and is widely used as an intermediate for preparing preservatives, herbicides, pesticides and medicines. The phenol-containing wastewater is high in toxicity and difficult to biodegrade, and needs to be specially treated before being discharged, and the main treatment methods of the substances at present comprise a biochemical method, an incineration method and a chemical method, wherein the biochemical method only has a good effect on treating low-concentration chlorophenols and needs long reaction time, the incineration method is easy to generate other toxic substances, the chemical method mainly refers to a wet oxidation method and needs harsh conditions of high temperature (125-320 ℃) and high pressure (0.5-20 MPa), so that the treatment cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical problem that the degradation of the substances which are difficult to be biochemically degraded in the existing sewage treatment is difficult, and provides a quantum cracking reactor for sewage treatment.
In order to achieve the above object, the utility model adopts the following technical scheme:
the quantum cracking reactor for sewage treatment comprises at least one quantum cracking reactor unit, wherein the quantum cracking reactor unit comprises a microwave resonant cavity, the microwave resonant cavity is provided with a microwave feed-in port, a water inlet pipeline and a water outlet pipeline, a microwave tube used for generating a microwave electric field larger than 100kV/m is connected outside the microwave feed-in port, and a microwave feed-in window used for transmitting the microwave electric field into the microwave resonant cavity is installed in the microwave feed-in port.
The utility model discloses in, produced or directly provide the bubble through outside air compressor in the reaction process by the treatment sewage, combine strong microwave field and bubble in the sewage, at small local (being near the bubble), realize the harsh condition of the high-grade oxidation reaction requirement of conventionality, and macroscopically (being whole reaction cavity) be mild condition (being normal atmospheric temperature), replace the harsh condition that the high-grade oxidation of conventionality required (acid condition, the high temperature high pressure condition that wet catalytic oxidation required etc. like the fenton reaction of conventionality required with the mild condition (normal atmospheric temperature) of macroscopically from this.
Preferably, the quantum cracking reactor units are provided in plurality, and the connection manner among the plurality of quantum cracking reactor units is one of series connection, parallel connection, series-parallel connection and parallel-series connection.
Preferably, the microwave resonant cavity is a square cavity, the microwave feed inlet is arranged at the top of the microwave resonant cavity, and the water inlet pipeline and the water outlet pipeline are respectively arranged at two sides of the microwave resonant cavity. Microwave energy enters the chemical reactor and microwaves do not leak out of the inlet and the outlet.
Preferably, the material of the microwave feeding window is polytetrafluoroethylene. The treated sewage in the microwave resonant cavity is sealed and isolated from the microwave feed-in port, and simultaneously, the microwave is ensured to enter the microwave resonant cavity.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses an install the microwave tube in microwave feed inlet department, the microwave tube during operation establishes the microwave field in the microwave cavity (electric field >100kV/m), with bubble ionization and produce high energy electron (-100 eV) in the sewage, through the collision heating of high energy electron and organic matter molecule, the kinetic energy of organic matter molecule in the sewage is pertinently improved, increase reaction cross-section, the decomposition and the cracking of difficult biochemical and difficult degradation organic matter have been realized under mild condition, thereby replace the harsh condition of conventional advanced oxidation technical requirement (acid condition required like conventional fenton reaction, the high temperature high pressure condition that wet catalytic oxidation required etc.), the treatment cost of organic matter in the sewage has been reduced, and the treatment efficiency is improved.
Drawings
FIG. 1 is a cross-sectional view of a quantum cracking reactor unit;
FIG. 2 is a schematic external configuration of a quantum cracking reactor unit;
FIG. 3 is a schematic structural view of a microwave feeding window;
FIG. 4 is a schematic diagram of a parallel, serial use of multiple quantum cracking reactor units;
the numbers in the figures are respectively: 1. a microwave feed-in port; 2. a microwave feed-in window; 3. a microwave resonant cavity; 4. a water inlet pipe; 5. a water outlet pipeline; 6. a microwave tube.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in fig. 1-2, for the utility model provides a structural schematic of quantum cracking reactor unit, quantum cracking reactor unit includes microwave cavity 3, microwave cavity 3 is provided with microwave feeder 1, inlet channel 4 and outlet conduit 5, microwave feeder 1 external connection has the microwave pipe 6 that is used for producing the microwave electric field and is greater than 100kV/m, and microwave feeder installs microwave feeder window 2 in 1 with the microwave electric field transmission to microwave cavity 3 in the microwave feeder, and wherein the structure of microwave feeder window 2 is as shown in fig. 3, and resonant frequency is 2450 MHz.
The working principle of the quantum cracking reactor unit is as follows: the microwave tube 6 is arranged at the microwave feed port 1, and a microwave field is established in the microwave resonant cavity 3 during operation; the sewage with the prepared oxidant amount and the compressed air enter the microwave resonant cavity 3 from the water inlet pipeline 4, bubbles generated by the compressed air are ionized under the action of a strong microwave field in the microwave resonant cavity 3 to generate high-energy electrons (100 eV), the kinetic energy of organic matter molecules in the sewage is improved, and the conditions required by advanced oxidation reaction are realized under mild conditions. Therefore, organic matters in the sewage are converted into CO2, H2O and micromolecule organic matters, and the direct effect is as follows: 1) the COD value in the sewage is reduced by times, 2) the TOC in the sewage is eliminated, the biodegradability of the sewage is improved, and 3) the color is reduced.
The microwave resonant cavity 3 is a square cavity (8 cm in length, 7cm in width and 6cm in height), the resonant frequency is 2450MHz, 2) microwaves are fed from a microwave feed port 1 at the upper part of the microwave resonant cavity 3, the microwave feed port 1 is a circular hole with the diameter of 5cm and is used for installing a microwave feed window 2, 3) the microwave feed window 2 is made of polytetrafluoroethylene, the treated sewage in the microwave resonant cavity is sealed and isolated from the microwave feed port, and simultaneously the microwaves are ensured to enter the microwave resonant cavity, 4) the two ends of the chemical reactor are an inlet and an outlet of the treated sewage, the microwaves can be ensured not to leak from the inlet and the outlet, the diameter of the inlet and outlet pipeline is 1-2cm, and the length of the pipeline.
Example 1
As shown in figure 4, a plurality of quantum cracking reactor units are combined to form a quantum cracking reactor, which is used for treating kettle bottom liquid (dense black, COD is more than 40000mg/L) of an amoxicillin pharmaceutical factory, 120 kilograms of stock solution is mixed with 2 kilograms of 30 percent hydrogen peroxide, 1000 grams of activated carbon and 800 ferrous sulfate, the mixture is circulated in the quantum cracking reactor for 20 minutes, effluent is clear and colorless, and C0D is less than 2000 mg/L.
Microwave field intensity: greater than 1 MV/m.
Example 2
A kettle bottom liquid (dense black, COD is more than 20000mg/L) of a penicillin pharmaceutical factory, 50 kilograms of stock solution are added with 1 kilogram of 30 percent hydrogen peroxide, 500 grams of activated carbon and 500 grams of ferrous sulfate, the mixture circulates in four series units for 25 minutes, effluent is clear and colorless, and C0D is less than 2000 mg/L.
Microwave field intensity: greater than 1 MV/m.
Example 3
A kettle bottom liquid (dense black, COD is more than 20000mg/L) of a penicillin pharmaceutical factory, 5 kilograms of stock solution are added with 0.5 kilogram of 30 percent hydrogen peroxide, 100 grams of activated carbon and 100 grams of ferrous sulfate, the mixture is circulated in a single quantum cracking reactor unit for 20 minutes, effluent is clear and colorless, and C0D is less than 2000 mg/L.
Microwave field intensity: greater than 1 MV/m.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (4)
1. A quantum cracking reactor for sewage treatment is characterized in that: the quantum cracking reactor comprises at least one quantum cracking reactor unit, wherein the quantum cracking reactor unit comprises a microwave resonant cavity, the microwave resonant cavity is provided with a microwave feed-in port, a water inlet pipeline and a water outlet pipeline, the microwave feed-in port is externally connected with a microwave tube for generating a microwave electric field larger than 100kV/m, and a microwave feed-in window for transmitting the microwave electric field into the microwave resonant cavity is arranged in the microwave feed-in port.
2. The quantum cracking reactor of claim 1, wherein: the quantum cracking reactor units are arranged in a plurality of numbers, and the connection modes among the quantum cracking reactor units are one of series connection, parallel connection, series-parallel connection and parallel-series connection.
3. The quantum cracking reactor of claim 1, wherein: the microwave resonant cavity is a square cavity, the microwave feed inlet is arranged at the top of the microwave resonant cavity, and the water inlet pipeline and the water outlet pipeline are respectively arranged at two sides of the microwave resonant cavity.
4. The quantum cracking reactor of claim 1, wherein: the microwave feed-in window is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253106.7U CN210710848U (en) | 2019-08-05 | 2019-08-05 | Quantum cracking reactor for sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253106.7U CN210710848U (en) | 2019-08-05 | 2019-08-05 | Quantum cracking reactor for sewage treatment |
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| Publication Number | Publication Date |
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| CN210710848U true CN210710848U (en) | 2020-06-09 |
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| CN201921253106.7U Expired - Fee Related CN210710848U (en) | 2019-08-05 | 2019-08-05 | Quantum cracking reactor for sewage treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294512A (en) * | 2019-08-05 | 2019-10-01 | 重庆昌泰水处理有限公司 | A kind of quantum cracking reaction method and its reactor for sewage treatment |
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2019
- 2019-08-05 CN CN201921253106.7U patent/CN210710848U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294512A (en) * | 2019-08-05 | 2019-10-01 | 重庆昌泰水处理有限公司 | A kind of quantum cracking reaction method and its reactor for sewage treatment |
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