CN214598261U - Biological enzyme reaction tower device for volatile organic compounds generated by Maillard reaction - Google Patents
Biological enzyme reaction tower device for volatile organic compounds generated by Maillard reaction Download PDFInfo
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- CN214598261U CN214598261U CN202120540320.1U CN202120540320U CN214598261U CN 214598261 U CN214598261 U CN 214598261U CN 202120540320 U CN202120540320 U CN 202120540320U CN 214598261 U CN214598261 U CN 214598261U
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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
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Abstract
The utility model belongs to VOCSWaste gas purification handles technical field, discloses a volatile organic compounds bio-enzyme reaction tower device that maillard reaction produced, includes: the biological enzyme reaction tower is provided with an air inlet and an air outlet; the second layer of gas-liquid contact packed bed is arranged in the biological enzyme reaction tower; the spraying mechanism is used for spraying water and biological enzyme on the two layers of gas-liquid contact packing beds; the circulating water tank is used for placing water and is communicated with the spraying mechanism through a first circulating pump; a biological enzyme box body for placing biological enzyme and passing through the second circulationThe pump is communicated with the circulating water tank. The beneficial effects are as follows: 1. achieving the technical effect of removing volatile organic compounds. 2. Compared with the traditional adsorption and combustion, the energy consumption is less and the cost is low. Can remove the pollution of acrylamide generated by the Maillard reaction, and is worthy of popularization and application. 3. In the whole process, the removal rate of volatile organic compounds in the waste gas is 40-50%.
Description
Technical Field
The utility model belongs to VOCSWaste gas purification handles technical field, especially relates to a volatile organic compounds bio-enzyme reaction tower device that maillard reaction produced.
Background
At present, along with the construction of refuse landfill and refuse incineration plant projects, a great amount of landfill leachate is generated by refuse treatment, the treatment of concentrated solution generated by the landfill leachate treatment is a difficult problem, the concentrated solution immersed combustion or MVR treatment process adopted at present is adopted, humic acid of a nanofiltration solution and an ultrafiltration solution are combusted to generate Maillard reaction, volatile organic matters mainly comprising acrylamide are generated, and the acrylamide is a carcinogen and must be completely treated.
However, the conventional treatments for volatile organic compounds include the following:
such as the publication No. CN111729472A, published as 10/2/2020, entitled purification system for treating volatile organic compounds; the adsorption runner is mainly used for adsorbing volatile organic compounds, and then the catalytic combustion reactor is used for combustion treatment. However, such processes requiring adsorption and combustion obviously consume much energy and are costly.
Therefore, the prior art is to be improved.
SUMMERY OF THE UTILITY MODEL
The main objective of the present invention is to provide a biological enzyme reaction tower device for volatile organic compounds produced by maillard reaction, which aims to solve the technical problems mentioned in the background art and eliminate the volatile organic compounds in a way of less energy consumption.
The utility model discloses a biological enzyme reaction tower device of volatile organic compounds that maillard reaction produced, include:
the biological enzyme reaction tower is provided with an air inlet and an air outlet;
the second layer of gas-liquid contact packed bed is arranged in the biological enzyme reaction tower;
the spraying mechanism is used for spraying water and biological enzyme on the two layers of gas-liquid contact packing beds;
the circulating water tank is used for placing water and is communicated with the spraying mechanism through a first circulating pump;
and the biological enzyme box body is used for placing biological enzyme and is communicated with the circulating water tank through a second circulating pump.
Further, circulating water tank and the inside intercommunication of defogging tower body are located the defogging tower body bottom outside.
Further, the spraying mechanism comprises a spraying faucet and a first pipeline, one end of the first pipeline is connected with the spraying faucet, and the other end of the first pipeline is connected with the first circulating pump.
Further, a stirring piece is arranged on the biological enzyme box body.
Further, the number of the spraying mechanisms is at least two, the number of the two layers of gas-liquid contact packed beds is at least two, one spraying mechanism corresponds to one two layers of gas-liquid contact packed beds, and the position relationship inside the biological enzyme reaction tower is an up-down corresponding relationship.
Furthermore, the filler on the two-layer gas-liquid contact packed bed is a plastic multi-surface ball, and the stacking height of the filler is 0.6 m to 1.0 m.
The utility model discloses a biological enzyme reaction tower device of volatile organic compounds that maillard reaction produced, beneficial effect is as follows:
1. after the biological enzyme is placed in the biological enzyme box body, the biological enzyme is transmitted into the circulating water tank, and the biological enzyme and water reach the spraying mechanism together through the first circulating pump to be sprayed, so that the biological enzyme and volatile organic compounds are decomposed on the two-layer gas-liquid contact packing bed, and the technical effect of removing the volatile organic compounds is achieved.
2. Compared with the traditional adsorption and combustion, the energy consumption is less and the cost is low. Can remove the pollution of acrylamide generated by the Maillard reaction, and is worthy of popularization and application.
3. In the whole process, the removal rate of volatile organic compounds in the waste gas is 40-50%.
Drawings
FIG. 1 is a schematic structural diagram of a biological enzyme reaction tower device for volatile organic compounds produced by Maillard reaction of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It is noted that relative terms such as "first," "second," and the like may be used to describe various components, but these terms are not intended to limit the components. These terms are only used to distinguish one component from another component. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. The term "and/or" refers to a combination of any one or more of the associated items and the descriptive items.
As shown in fig. 1, the utility model discloses a biological enzyme reaction tower device of volatile organic compounds generated by maillard reaction, the main structure of which is a biological enzyme reaction tower 1; the biological enzyme reaction tower 1 is provided with an air inlet 6 and an air outlet 7; the air inlet 6 is positioned at the left side of the bottom of the biological enzyme reaction tower; the air outlet 7 is positioned at the top of the biological enzyme reaction tower; the gas inlet 6 is used for receiving waste gas so that the waste gas enters the biological enzyme reaction tower; the gas outlet 7 is used for discharging the waste gas after reacting with the biological enzyme.
A two-layer gas-liquid contact packed bed 2 is arranged in the biological enzyme reaction tower 1; the function of the two-layer gas-liquid contact packed bed 2 is to provide a reaction area so as to facilitate the full contact of the biological enzyme and the waste gas and achieve better decomposition.
A spraying mechanism is also designed and used for spraying water and biological enzyme on the two layers of gas-liquid contact packed beds; the spraying mechanism comprises a spraying tap 31 and a first pipeline 3 which are positioned in the biological enzyme reaction tower 1, one end of the first pipeline 3 is connected with the spraying tap 31, and the other end of the first pipeline 3 is connected with the first circulating pump 8.
And also an independent circulating water tank 7, the circulating water tank can be placed with water, the circulating water tank is connected with the shower faucet 31 through the first circulating pump 8, the first pipeline 3; the circulating water tank is communicated with the interior of the biological enzyme reaction tower 1 and is positioned at the outer side of the bottom of the biological enzyme reaction tower 1; namely, the water in the biological enzyme reaction tower can flow back into the circulating water tank 7, thereby realizing the recycling.
And an independent biological enzyme box body 9, wherein the biological enzyme box body 9 can be used for placing biological enzyme, and the biological enzyme box body 9 is communicated with the circulating water tank 7 through a second circulating pump 10; the second circulation pump is used for conveying the biological enzymes into the circulation water tank 7. Further, the biological enzyme box body is provided with a stirring piece 11, which is beneficial to fully dissolving the biological enzyme.
The utility model discloses a biological enzyme reaction tower device of volatile organic compounds that maillard reaction produced, beneficial effect is as follows: 1. after the biological enzyme is placed in the biological enzyme box body, the biological enzyme is transmitted into the circulating water tank, and the biological enzyme and water reach the spraying mechanism together through the first circulating pump to be sprayed, so that the biological enzyme and volatile organic compounds are decomposed on the two-layer gas-liquid contact packing bed, and the technical effect of removing the volatile organic compounds is achieved. 2. Compared with the traditional adsorption and combustion, the energy consumption is less and the cost is low. Can remove the pollution of acrylamide generated by the Maillard reaction, and is worthy of popularization and application. 3. In the whole process, the removal rate of volatile organic compounds in the waste gas is 40-50%.
Further, the number of the spraying mechanisms is at least two (can be designed into two from figure 1), the number of the two layers of gas-liquid contact packed beds is at least two (can be designed into two from figure 1), one spraying mechanism corresponds to one two layers of gas-liquid contact packed bed, and the position relationship inside the biological enzyme reaction tower is a vertical corresponding relationship; the one-to-one design and the up-and-down position relationship are favorable for improving the full contact effect between the biological enzyme and the waste gas in the biological enzyme reaction tower, namely the removal effect of volatile organic compounds.
Furthermore, the filler on the two-layer gas-liquid contact packed bed is a plastic multi-surface ball, and the stacking height of the filler is 0.6 m to 1.0 m.
The utility model discloses a biological enzyme reaction tower device of volatile organic compounds that maillard reaction produced, its processing method includes following step:
the first step is as follows: adding a certain amount of circulating water into the integrated circulating water tank, and injecting biological enzyme according to a certain proportion;
the second step is that: volatile organic waste gas enters the biological enzyme reaction tower from a waste gas inlet, the waste gas is fully contacted with circulating liquid in the packed bed, and organic matters in the waste gas are catalyzed, phagocytized and decomposed by high-efficiency catalytic active substances in the biological enzyme.
In the first step, adding biological enzyme in certain proportion and controlling the concentration of the biological enzyme in the circulating liquid at 0.2-0.5%.
In the second step, the residence time of the waste gas in the biological enzyme reaction tower is 6-8 seconds.
The utility model provides a difficult biochemical degradation volatile organic compounds that the maillard reaction generated get rid of difficult problem among landfill leachate concentrate submerged combustion tail gas, get rid of the pollution of the acrylamide that the maillard reaction generated, improved landfill leachate project operation environment and all ring edge borders. The utility model relates to a landfill leachate handles volatile organic waste gas purification treatment technique, the utility model discloses be worth popularizing and applying.
Claims (6)
1. A biological enzyme reaction tower device for volatile organic compounds generated by maillard reaction, which is characterized by comprising:
the biological enzyme reaction tower is provided with an air inlet and an air outlet;
the second layer of gas-liquid contact packed bed is arranged in the biological enzyme reaction tower;
the spraying mechanism is used for spraying water and biological enzyme on the two layers of gas-liquid contact packing beds;
the circulating water tank is used for placing water and is communicated with the spraying mechanism through a first circulating pump;
and the biological enzyme box body is used for placing biological enzyme and is communicated with the circulating water tank through a second circulating pump.
2. The biological enzyme reaction tower device for volatile organic compounds produced by maillard reaction of claim 1, wherein the circulating water tank is communicated with the interior of the defogging tower body and is positioned at the outer side of the bottom of the defogging tower body.
3. The biological enzyme reaction tower of volatile organic compounds produced by Maillard reaction of claim 2, wherein the spraying mechanism comprises a spraying tap and a first pipeline, one end of the first pipeline is connected with the spraying tap, and the other end of the first pipeline is connected with the first circulating pump.
4. The biological enzyme reaction tower device for volatile organic compounds produced by Maillard reaction according to claim 1, wherein the biological enzyme box body is provided with a stirring piece.
5. The maillard reaction tower apparatus for volatile organic compounds, produced by the maillard reaction, according to claim 1, wherein the number of the spraying means is at least two, the number of the two-layer gas-liquid contact packed bed is at least two, one spraying means corresponds to one two-layer gas-liquid contact packed bed, and the positional relationship inside the bio-enzyme reaction tower is a vertical correspondence.
6. The Maillard reaction-producing volatile organic compound bio-enzyme reactor apparatus according to any one of claims 1-5, wherein the packing of the two-layer gas-liquid contact packed bed is plastic multi-surface balls, and the packing stacking height is 0.6 m to 1.0 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540320.1U CN214598261U (en) | 2021-03-16 | 2021-03-16 | Biological enzyme reaction tower device for volatile organic compounds generated by Maillard reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540320.1U CN214598261U (en) | 2021-03-16 | 2021-03-16 | Biological enzyme reaction tower device for volatile organic compounds generated by Maillard reaction |
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| Publication Number | Publication Date |
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| CN214598261U true CN214598261U (en) | 2021-11-05 |
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| CN202120540320.1U Active CN214598261U (en) | 2021-03-16 | 2021-03-16 | Biological enzyme reaction tower device for volatile organic compounds generated by Maillard reaction |
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| CN (1) | CN214598261U (en) |
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2021
- 2021-03-16 CN CN202120540320.1U patent/CN214598261U/en active Active
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