CN219775757U - Activated carbon adsorption and desorption catalytic combustion system - Google Patents
Activated carbon adsorption and desorption catalytic combustion system Download PDFInfo
- Publication number
- CN219775757U CN219775757U CN202320726380.1U CN202320726380U CN219775757U CN 219775757 U CN219775757 U CN 219775757U CN 202320726380 U CN202320726380 U CN 202320726380U CN 219775757 U CN219775757 U CN 219775757U
- Authority
- CN
- China
- Prior art keywords
- activated carbon
- carbon adsorption
- desorption
- catalytic combustion
- adsorption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 140
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 88
- 238000003795 desorption Methods 0.000 title claims abstract description 48
- 238000007084 catalytic combustion reaction Methods 0.000 title claims abstract description 45
- 238000002485 combustion reaction Methods 0.000 claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 20
- 230000003197 catalytic effect Effects 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 239000002912 waste gas Substances 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 10
- 239000010815 organic waste Substances 0.000 description 7
- 238000002336 sorption--desorption measurement Methods 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model relates to the technical field of waste gas treatment and discloses an activated carbon adsorption and desorption catalytic combustion system which comprises a dry-type filter tank, a filter pipeline communicated with the dry-type filter tank, a plurality of activated carbon adsorption tanks connected below the filter pipeline, a catalytic combustion system, a desorption system and a chimney, wherein the filter pipeline is communicated with the dry-type filter tank; the catalytic combustion system comprises a catalytic combustion chamber and catalytic pipelines which are respectively communicated with each active carbon adsorption box, and the catalytic combustion chamber is provided with a combustion air inlet and a combustion air outlet; according to the utility model, 3 activated carbon adsorption boxes are arranged, adsorption butterfly valves are arranged above and below each activated carbon adsorption box, and the adsorption butterfly valves are controlled by a PLC (programmable logic controller) to realize the alternate work of the 3 activated carbon adsorption boxes: when 1 activated carbon adsorption box is used for adsorption, the other 2 activated carbon adsorption boxes are closed; when one activated carbon adsorption box is fully adsorbed, the adsorption butterfly valve is closed for catalytic combustion, and the other activated carbon adsorption box is used for adsorption, so that the treatment efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to an activated carbon adsorption-desorption catalytic combustion system.
Background
Along with the rapid development of technology, the industrialization process is gradually accelerated, the environmental protection problem is increasingly prominent, and the volatile organic compounds discharged in the atmosphere are increasingly increased. The activated carbon adsorption and desorption catalytic combustion equipment is equipment which organically combines activated carbon adsorption and thermal oxidation, and mainly comprises pretreatment equipment, adsorption and desorption equipment, a combustion chamber and an exhaust tower, wherein the pretreatment equipment is used for filtering dust and other particle impurities in waste gas, the adsorption and desorption equipment comprises an activated carbon adsorption layer and is used for adsorbing the waste gas, the combustion chamber is used for burning or oxidizing organic waste gas, and the exhaust tower is used for discharging purified gas into the atmosphere. The activated carbon adsorption-desorption catalytic combustion is suitable for purification and odor elimination of coating, printing, electromechanics, household appliances and organic waste gas, is suitable for organic waste gas with lower concentration and is not suitable for direct combustion or catalytic combustion and adsorption recovery treatment, and particularly is suitable for treatment occasions with large air quantity.
The basic principle is that the low-concentration organic waste gas is absorbed by utilizing the adsorption characteristic of the activated carbon and then is converted into the low-air-volume and high-concentration organic waste gas through desorption. The organic waste gas concentrated by more than tens times enters a combustion furnace containing a catalyst for low-temperature combustion or oxidation treatment, and the heat released by the combustion of the organic matters is partially used for desorption of the activated carbon, so that the activated carbon can be regenerated and then the waste gas can be adsorbed continuously, and the treatment efficiency of the equipment is higher compared with other organic waste gas treatment equipment.
Disclosure of Invention
The utility model solves the technical problem of providing an activated carbon adsorption-desorption catalytic combustion system with high treatment efficiency and good adsorption-desorption function.
The technical scheme adopted for solving the technical problems is as follows: the active carbon adsorption and desorption catalytic combustion system comprises a dry-type filter tank, a filter pipeline communicated with the dry-type filter tank, a plurality of active carbon adsorption tanks connected below the filter pipeline, a catalytic combustion system, a desorption system and a chimney; the catalytic combustion system comprises a catalytic combustion chamber and catalytic pipelines which are respectively communicated with each active carbon adsorption box, and the catalytic combustion chamber is provided with a combustion air inlet and a combustion air outlet;
the desorption system comprises a desorption fan and desorption pipelines which are respectively communicated with the activated carbon adsorption box, the combustion air outlet is communicated with the desorption fan through the pipelines, and the chimney is communicated with the desorption fan through the pipelines.
Further is: and a cooling device for injecting cool air into the combustion chamber is also connected between the combustion air outlet and the desorption fan.
Further is: and an adsorption butterfly valve is arranged above and below each activated carbon adsorption box.
Further is: an adsorption butterfly valve is arranged at the joint of the catalytic pipeline and the activated carbon adsorption box.
Further is: also comprises an exhaust system.
Further is: the exhaust system comprises an exhaust pipeline, an air box and a main exhaust fan; the exhaust pipeline is communicated with the lower part of each activated carbon adsorption box; the air outlet of the main exhaust fan is communicated with the chimney.
Further is: the chimney is communicated with the air outlet of the desorption fan through a pipeline; the chimney is also provided with a hood.
Further is: the chimney is provided with a detection port convenient to detect.
The beneficial effects of the utility model are as follows: according to the utility model, through arranging 3 active carbon adsorption boxes to work in turn, when one active carbon adsorption box is full, the adsorption butterfly valve is closed, the second active carbon adsorption box is used for adsorption, and the first active carbon adsorption box is used for catalytic combustion, so that the cycle is performed, and the working efficiency is improved. The active carbon adsorption device adopts the high-function honeycomb ceramic carrier noble metal catalyst, has high catalytic activity, stable function, long service life and small resistance; the active carbon adsorbent for high attack has large specific surface area, good adsorption and desorption functions and small air resistance, and is suitable for application under large air quantity.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a second schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic diagram of a partial structural layout of the present utility model;
marked in the figure as: 10. a dry filter box; 11. a filter tube; 20. an activated carbon adsorption tank; 21. adsorption butterfly valve; 31. a desorption line; 32. a desorption fan; 41. a catalytic conduit; 42. a catalytic combustion chamber; 43. a cooling device; 50. a chimney; 51. a detection port; 61. an exhaust duct; 62. a wind box; 63. and a main exhaust fan.
Detailed Description
The utility model is further described below with reference to the drawings and the detailed description.
The activated carbon adsorption-desorption catalytic combustion system as shown in fig. 1 to 3 comprises a dry-type filter tank 10, a filter pipeline 11 communicated with the dry-type filter tank 10, a plurality of activated carbon adsorption tanks 20 connected below the filter pipeline 11, a catalytic combustion system, a desorption system and a chimney 50; the catalytic combustion system comprises a catalytic combustion chamber 42 and a catalytic pipeline 41 which is respectively communicated with each activated carbon adsorption box 20, wherein the catalytic combustion chamber 42 is provided with a combustion air inlet and a combustion air outlet; the desorption system comprises a desorption fan and desorption pipelines 31 which are respectively communicated with the activated carbon adsorption box 20, the combustion air outlet is communicated with the desorption fan through the pipelines, and the chimney 50 is communicated with the desorption fan through the pipelines. A cooling device 43 for injecting cool air into the combustion chamber is also connected between the combustion air outlet and the desorption fan. When the device works, all the devices are electrically controlled by the PLC, waste gas is filtered by the dry type filter box 10 and then enters the activated carbon adsorption box 20 through the filter pipeline 11, and after the activated carbon adsorption box 20 is fully adsorbed by the high-attack activated carbon adsorbent, the waste gas is switched to the next activated carbon adsorption box 20 for adsorption; the fully adsorbed active carbon adsorption box 20 is subjected to a catalytic combustion process, at the moment, the PLC controls an electric preheater in the catalytic combustion chamber 42 to work, when the temperature in the catalytic combustion chamber 42 reaches the ignition temperature, a desorption fan and a cooling device 43 supplement cold air, the cold air is mixed and then is regulated to a proper temperature to be sent into the active carbon adsorption box 20 through a catalytic pipeline 41, organic matters in the high-attack active carbon adsorbent are automatically separated from the active carbon after encountering high temperature, the high-attack active carbon adsorbent is regenerated, the desorbed organic matters are sent into the catalytic combustion chamber 42 to be subjected to catalytic combustion, the organic matters are oxidized and decomposed into harmless CO2 and H2O, the desorbed waste gas is used for desorption after the heat exchange temperature of the desorbed gas is reduced to 180-200 ℃, and the redundant waste gas is discharged into the atmosphere from a chimney 50 through a pipeline communicated with an air outlet of the desorption fan; in order to prevent foreign matters or rainwater from going into the chimney 50, a hood is further provided at the top of the chimney 50. In order to facilitate the detection and maintenance of the chimney 50, a detection port 51 is also provided in the chimney 50.
On the basis of the above, as shown in fig. 1 and 3, an adsorption butterfly valve 21 is installed above and below each activated carbon adsorption tank 20. 3 active carbon adsorption boxes 20 are matched in the system, through installing the adsorption butterfly valve 21 above and below the active carbon adsorption boxes 20, catalytic combustion can be carried out through one active carbon adsorption box 20 controlled by a PLC, and the other two active carbon adsorption boxes 20 are used for adsorption, so that the system is ensured to be always in work and the working efficiency is improved. When the activated carbon adsorption box 20A works, the adsorption butterfly valves 21 above and below the activated carbon adsorption boxes 20B and C are closed to enable the activated carbon adsorption box A to be in an adsorption state, and after the activated carbon adsorption box 20A is fully adsorbed, the adsorption butterfly valve 21 of the activated carbon adsorption box 20B is opened, the adsorption butterfly valve 21 of the activated carbon adsorption box 20A is closed, and catalytic combustion is carried out on the activated carbon adsorption box 20A; as shown in fig. 2 and 3, an adsorption butterfly valve 21 is installed at the joint of the catalytic pipeline 41 and the activated carbon adsorption box 20, and when the activated carbon adsorption box 20 is subjected to catalytic combustion, the adsorption butterfly valve 21 connected with the catalytic pipeline 41 and the activated carbon adsorption box 20 is opened, so that a desorption hot gas flow enters the activated carbon adsorption box 20 to desorb organic matters; and sequentially recycling.
On the basis of the above, as shown in fig. 1, the system of the present embodiment further includes an exhaust system. The exhaust system can exhaust air and clean when the activated carbon adsorption box 20 is blocked or has unsmooth ventilation. The exhaust system comprises an exhaust pipeline 61, an air box 62 and a main exhaust fan 63; the exhaust duct 61 communicates with the lower side of each activated carbon adsorption tank 20; the air outlet of the main exhaust fan 63 communicates with the chimney 50.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (8)
1. The activated carbon adsorption and desorption catalytic combustion system is characterized in that: the device comprises a dry-type filter box, a filter pipeline communicated with the dry-type filter box, a plurality of activated carbon adsorption boxes connected below the filter pipeline, a catalytic combustion system, a desorption system and a chimney; the catalytic combustion system comprises a catalytic combustion chamber and catalytic pipelines which are respectively communicated with each active carbon adsorption box, and the catalytic combustion chamber is provided with a combustion air inlet and a combustion air outlet;
the desorption system comprises a desorption fan and desorption pipelines which are respectively communicated with the activated carbon adsorption box, the combustion air outlet is communicated with the desorption fan through the pipelines, and the chimney is communicated with the desorption fan through the pipelines.
2. The activated carbon desorption catalytic combustion system of claim 1, wherein: and a cooling device for injecting cool air into the combustion chamber is also connected between the combustion air outlet and the desorption fan.
3. The activated carbon desorption catalytic combustion system of claim 2, wherein: and an adsorption butterfly valve is arranged above and below each activated carbon adsorption box.
4. The activated carbon desorption catalytic combustion system of claim 3, wherein: and an adsorption butterfly valve is arranged at the joint of the catalytic pipeline and the activated carbon adsorption box.
5. The activated carbon desorption catalytic combustion system of any one of claims 1 to 4, wherein: also comprises an exhaust system.
6. The activated carbon desorption catalytic combustion system of claim 5, wherein: the exhaust system comprises an exhaust pipeline, an air box and a main exhaust fan; the exhaust pipeline is communicated with the lower part of each activated carbon adsorption box; the air outlet of the main exhaust fan is communicated with the chimney.
7. The activated carbon desorption catalytic combustion system of claim 1, wherein: the chimney is communicated with the air outlet of the desorption fan through a pipeline; the chimney is also provided with a hood.
8. The activated carbon desorption catalytic combustion system of claim 6, wherein: the chimney is provided with a detection port convenient to detect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320726380.1U CN219775757U (en) | 2023-04-04 | 2023-04-04 | Activated carbon adsorption and desorption catalytic combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320726380.1U CN219775757U (en) | 2023-04-04 | 2023-04-04 | Activated carbon adsorption and desorption catalytic combustion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219775757U true CN219775757U (en) | 2023-09-29 |
Family
ID=88132942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320726380.1U Active CN219775757U (en) | 2023-04-04 | 2023-04-04 | Activated carbon adsorption and desorption catalytic combustion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219775757U (en) |
-
2023
- 2023-04-04 CN CN202320726380.1U patent/CN219775757U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208824192U (en) | A kind of VOCs exhaust-gas efficient adsorption/desorption catalyzing burning processing system | |
| CN203437014U (en) | Movable integrated organic waste gas treatment device | |
| CN210631904U (en) | Zeolite runner adsorbs concentrated catalytic combustion treatment system that adds | |
| CN210544196U (en) | Adsorption, desorption and catalytic oxidation integrated device | |
| CN210699424U (en) | Organic waste gas adsorbs desorption catalytic combustion system | |
| CN201295583Y (en) | Adsorption and catalysis integration device | |
| CN110917806A (en) | Organic waste gas integrated treatment system and combined treatment method | |
| CN111545011A (en) | Activated carbon adsorption, desorption and catalytic combustion all-in-one machine and working method thereof | |
| CN110975515A (en) | Activated carbon adsorption purification system and method for power-on heating regeneration | |
| WO2021077985A1 (en) | Skid-mounted waste gas treatment device combining activated carbon adsorption and catalytic combustion | |
| CN213824071U (en) | Active carbon adsorption and desorption catalytic combustion equipment | |
| CN208526198U (en) | A kind of 4 S auto shop cleaning equipment for waste organic gas | |
| CN212119479U (en) | Zeolite runner adsorbs desorption catalytic combustion all-in-one | |
| CN206176412U (en) | Energy -saving organic waste gas waste heat utilization equipment | |
| CN219775757U (en) | Activated carbon adsorption and desorption catalytic combustion system | |
| CN112870916A (en) | Movable multifunctional VOCs activated carbon desorption regeneration system and application thereof | |
| CN217662415U (en) | Active carbon adsorption concentration catalytic combustion system | |
| CN217662414U (en) | Novel active carbon adsorption concentration catalytic combustion system | |
| CN201049277Y (en) | Organic exhaust gas adsorption burning purifying device | |
| CN212594611U (en) | Activated carbon adsorption desorption exhaust-gas treatment equipment | |
| CN211586032U (en) | Organic waste gas concentration catalytic oxidation equipment | |
| CN212663132U (en) | 250 ℃ high-temperature continuous regeneration double-area cooling synergistic VOC (volatile organic compound) concentration system | |
| CN219209349U (en) | Runner adsorption adds catalytic combustion waste gas purification all-in-one device | |
| CN217698583U (en) | Catalytic combustion adsorption and desorption system | |
| CN215765134U (en) | Heat accumulating type combustion treatment system for coating waste gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |