CN219111240U - Honeycomb activated carbon fixed bed concentration oxidation system - Google Patents
Honeycomb activated carbon fixed bed concentration oxidation system Download PDFInfo
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- CN219111240U CN219111240U CN202320234156.0U CN202320234156U CN219111240U CN 219111240 U CN219111240 U CN 219111240U CN 202320234156 U CN202320234156 U CN 202320234156U CN 219111240 U CN219111240 U CN 219111240U
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Abstract
The utility model discloses a honeycomb activated carbon fixed bed concentration oxidation system, which comprises a plurality of activated carbon adsorption beds which are arranged in parallel and a combustion furnace connected to the rear part of the activated carbon adsorption beds, wherein the rear part of the combustion furnace is connected with an air heat exchanger, a hot fluid inlet of the air heat exchanger is connected with the combustion furnace, a cold fluid outlet of the air heat exchanger is connected with a desorption fan, an air outlet of the desorption fan is communicated with a desorption air inlet of the activated carbon adsorption beds, and an air outlet of the desorption fan is also communicated with an organic gas inlet of the activated carbon adsorption beds; this concentrated oxidation system of honeycomb active carbon fixed bed through add the active carbon adsorption bed in the burning furnace front, realizes concentrating organic waste gas to improve and add the organic matter concentration in the burning furnace of getting into, reduce the use of auxiliary fuel, reduce oxidation cost, simultaneously only through setting up a desorption fan, can realize the desorption of active carbon adsorption bed and the cooling operation of adsorption bed behind the desorption, simple structure.
Description
Technical Field
The utility model belongs to the field of waste gas oxidation treatment, and particularly relates to a honeycomb activated carbon fixed bed concentration oxidation system.
Background
The anode material is heated under the protection of inert gas and the like to produce high-concentration organic waste gas in the volatilizing process, and the organic waste gas has complex components and mainly contains methane, other alkanes, alkenes, benzene, toluene, ethylbenzene, hydroxysulfur, hydrogen sulfide, methyl mercaptan, carbon monoxide and the like, asphalt, tar and a small amount of carbon black particles. The organic waste gas is generally treated by thermal oxidation (combustion). The conventional combustion mode is to mix the discharged organic waste gas with oxygen and then directly enter a combustion furnace for combustion, so that the concentration of the organic gas in the combustion gas entering the combustion furnace is likely to be low, when the concentration of the organic gas is low, if the combustion efficiency is required to be ensured, the combustion is ensured to be completely oxidized, and a proper amount of the organic gas is required to be added in the combustion furnace to promote the combustion, so that the combustion cost is greatly increased, namely the treatment cost of the organic waste gas is increased.
Disclosure of Invention
The utility model aims to provide a honeycomb activated carbon fixed bed concentration oxidation system, which solves the problems in the background technology, utilizes an activated carbon adsorption bed to adsorb organic waste gas, realizes concentration of the organic waste gas, and finally conveys high-temperature organic waste gas into a combustion furnace for combustion, thereby reducing the use of auxiliary fuel, saving energy and reducing cost.
The utility model provides a honeycomb activated carbon fixed bed concentration oxidation system, which comprises a plurality of activated carbon adsorption beds which are arranged in parallel and a combustion furnace connected to the rear part of the activated carbon adsorption beds, wherein each activated carbon adsorption bed comprises an adsorption container body and a plurality of activated carbon adsorption modules which are arranged in the adsorption container body, a plurality of slots are arranged on the adsorption container body, the activated carbon adsorption modules are inserted into the adsorption container body through the slots, the rear part of the combustion furnace is connected with an air heat exchanger, a hot fluid inlet of the air heat exchanger is connected with the combustion furnace, a hot fluid outlet of the air heat exchanger is connected with a first exhaust fan, a cold fluid inlet of the air heat exchanger is communicated with air, a cold fluid outlet of the air heat exchanger is connected with a desorption fan, an air outlet of the desorption fan is communicated with a desorption air inlet of the activated carbon adsorption bed, a desorption air outlet of the activated carbon adsorption bed is connected with the combustion furnace, and an air outlet of the desorption fan is also connected with an organic gas inlet of the activated carbon adsorption bed.
Preferably, the adsorption container body comprises a transversely arranged cylindrical tank body, two ends of the cylindrical tank body are respectively provided with a wind gap, a desorption air inlet and an organic gas outlet of the activated carbon adsorption bed are connected in parallel with one wind gap, and a desorption air outlet and an organic gas inlet of the activated carbon adsorption bed are connected in parallel with the other wind gap;
the active carbon adsorption module comprises a cylindrical outer tube, wherein the outer diameter of the cylindrical outer tube is matched with the inner diameter of the cylindrical tank body and is coaxially arranged with the cylindrical tank body; one end of the cylindrical outer tube is fixedly connected with a fixed screen plate, the other end of the cylindrical outer tube is detachably and fixedly connected with a movable screen plate, and honeycomb activated carbon blocks are filled between the fixed screen plate and the movable screen plate.
Preferably, the both ends of cylindrical outer tube are connected with overlap joint sealing strip respectively, overlap joint sealing strip internal diameter suits with the cylindrical jar body external diameter, be fixed with the rubber strip on the internal surface of overlap joint sealing strip and overlap joint at the slot border.
Preferably, a hanging ring is arranged on the outer side face of the cylindrical outer tube.
Preferably, the front part of the activated carbon adsorption bed is provided with an exhaust gas delivery pump, a cyclone spray tower and a dry filter, an air inlet of the exhaust gas delivery pump is connected with the exhaust gas generation device, the cyclone spray tower is arranged between the exhaust gas delivery pump and the dry filter, an air outlet of the dry filter is connected with an organic gas inlet of the activated carbon adsorption bed, and an organic gas inlet check valve is arranged on the organic gas inlet.
Preferably, the front portion of the combustion furnace is connected with a wind mixer, a gas inlet of the wind mixer is connected with a desorption gas outlet of the activated carbon adsorption bed, a concentration dilution valve and a check valve are further connected to the gas inlet of the wind mixer, the concentration dilution valve is arranged at the front portion of the check valve, a desorption gas outlet one-way valve is arranged on a desorption gas outlet of the activated carbon adsorption bed, the concentration dilution valve is arranged between the desorption gas outlet one-way valve and the check valve, a fresh air inlet is further arranged on the wind mixer, and a fresh air proportion adjusting valve is arranged on the fresh air inlet.
Preferably, an activated carbon adsorption box is further connected to the air outlet of the air mixer, the activated carbon adsorption box is arranged in parallel with the combustion furnace, and the air outlet of the activated carbon adsorption box is connected with a first exhaust fan.
Preferably, the combustion furnace comprises a furnace body, a first regenerator, an oxidation chamber and a second regenerator, wherein the first regenerator, the oxidation chamber and the second regenerator are arranged in the furnace body, the first regenerator and the second regenerator are communicated with the oxidation chamber, and a first air inlet, a first air outlet, a second air inlet and a second air outlet are respectively connected to the first regenerator and the second regenerator;
the first air inlet and the second air inlet are respectively provided with a first stop valve and a second stop valve, and the first stop valve and the second stop valve are arranged in parallel and are connected with the air outlet of the air mixer;
the first air outlet and the second air outlet are respectively provided with a third stop valve and a fourth stop valve, the third stop valve and the fourth stop valve are arranged in parallel and are connected with a spray cooling tower, the air outlet of the spray cooling tower is connected with a first exhaust fan, the spray cooling tower is arranged in parallel with the air heat exchanger, and the hot fluid inlet of the air heat exchanger is connected with the outlets of the third stop valve and the fourth stop valve.
Preferably, a second exhaust fan is further connected to the organic gas outlet of the activated carbon adsorption bed, the second exhaust fan is arranged in parallel with the air mixer, and an air outlet of the second exhaust fan is communicated with the atmosphere.
The honeycomb activated carbon fixed bed concentration oxidation system has the beneficial effects that:
1. through add the active carbon adsorption bed in the burning furnace front, realize adsorbing organic waste gas, then carry out the desorption to the active carbon adsorption bed through desorption fan, obtain high concentration organic waste gas, with high concentration organic waste gas input burning in the burning furnace, reduce auxiliary fuel's use, energy-conserving reduction.
2. The slot and the activated carbon adsorption module are additionally arranged on the activated carbon adsorption bed, so that the activated carbon adsorption module is convenient to replace integrally, quick replacement and reactivation after the activated carbon adsorption bed fails are facilitated, and normal and efficient operation of the activated carbon adsorption bed is ensured.
3. Only one desorption fan is arranged, the air heat exchanger is connected to the desorption fan, the air heat exchanger is started as required, high-temperature or low-temperature air is conveyed into the activated carbon adsorption bed, desorption and cooling of the activated carbon adsorption bed are realized, equipment use is reduced, and equipment structure is simplified.
Drawings
FIG. 1 is a schematic diagram of a honeycomb activated carbon fixed bed concentration oxidation system according to the technical scheme of the utility model.
FIG. 2 is a schematic diagram of the structure of an activated carbon adsorbent bed according to the technical scheme of the utility model.
Fig. 3 is a schematic structural diagram of an activated carbon adsorption module in the technical scheme of the utility model.
Detailed Description
In order to facilitate the understanding of the technical scheme of the present utility model by those skilled in the art, the technical scheme of the present utility model will be further described with reference to specific embodiments and drawings attached to the specification.
The utility model relates to a honeycomb activated carbon fixed bed concentration oxidation system, which comprises a plurality of activated carbon adsorption beds 3 which are arranged in parallel and a combustion furnace 6 connected to the rear part of the activated carbon adsorption beds 3. The activated carbon adsorption bed 3 comprises an adsorption container body 31 and a plurality of activated carbon adsorption modules 34 arranged in the adsorption container body 31, wherein a plurality of slots 33 are arranged on the adsorption container body 31, and the activated carbon adsorption modules 34 are inserted into the adsorption container body 31 through the slots 33. The back of the combustion furnace 6 is connected with an air heat exchanger 7, a hot fluid inlet of the air heat exchanger 7 is connected with the combustion furnace 6, a hot fluid outlet of the air heat exchanger is connected with a first exhaust fan 10, a cold fluid inlet of the air heat exchanger is communicated with air, a cold fluid outlet of the air heat exchanger is connected with a desorption fan 9, an air outlet of the desorption fan 9 is communicated with a desorption air inlet of the activated carbon adsorption bed 3, a desorption air outlet of the activated carbon adsorption bed is connected with the combustion furnace, and an air outlet of the desorption fan is also connected with an organic gas inlet of the activated carbon adsorption bed. Based on the above technical scheme, add active carbon adsorption bed 3 before burning furnace 6, realize adsorbing organic waste gas, then carry out the desorption to active carbon adsorption bed through desorption fan, obtain high concentration organic waste gas, with the burning of high concentration organic waste gas input burning furnace, reduce auxiliary fuel's use, energy-conserving cost reduction. The concentration process of the activated carbon adsorption bed 3 to the organic gas is as follows: the organic waste gas is input from the organic gas inlet of the activated carbon adsorption bed 3, is adsorbed by the activated carbon adsorption bed 3, and the majority of the organic waste gas is adsorbed by the activated carbon adsorption bed 3 and stays in the activated carbon adsorption bed 3, and a small amount of gas which can pass through the activated carbon adsorption bed 3 is directly discharged through the organic gas outlet of the activated carbon adsorption bed 3. In this scheme, through a small amount of gas that can pass through the activated carbon adsorption bed 3, directly discharge through second exhaust fan and chimney. After enough organic waste gas is adsorbed in the activated carbon adsorption bed 3, an organic gas inlet and an organic gas outlet of the activated carbon adsorption bed are closed, a desorption fan and an air heat exchanger are started, hot air with small air quantity is conveyed into the activated carbon adsorption bed from a desorption air inlet of the activated carbon adsorption bed, the desorption of the activated carbon adsorption bed 3 is realized by the reverse blowing of the hot air, and a large amount of desorbed organic waste gas is discharged through a desorption air outlet of the activated carbon adsorption bed and conveyed into a combustion furnace, and combustion oxidation is carried out in the combustion furnace. The desorption of the organic waste gas in the activated carbon adsorption bed is realized through hot air with small air quantity, and the high-concentration organic waste gas can be obtained, namely the concentration of the organic waste gas is realized. The high-concentration organic waste gas enters the combustion furnace to be combusted, so that on one hand, the ultrahigh combustion temperature is not required, and meanwhile, auxiliary fuel is not required to be added, and the energy conservation and the cost reduction are well realized.
After the desorption is completed, the air heat exchange gas is closed, the desorption gas inlet and the desorption gas outlet of the activated carbon adsorption bed are closed, the organic gas inlet and the organic gas outlet of the activated carbon adsorption bed are opened, so that the desorption fan can convey low-temperature air to the activated carbon adsorption bed through the organic gas inlet of the activated carbon adsorption bed, the low-temperature air enters the activated carbon adsorption bed to cool the activated carbon adsorption bed which has just undergone desorption operation, and then the air is discharged into the air through the organic gas outlet of the activated carbon adsorption bed.
In the above scheme, the activated carbon adsorption bed 3 is through the design structure of the adsorption vessel body 31, the slot 33 and the activated carbon adsorption module 34, so that when the activated carbon adsorption capacity is reduced or blocked or needs to be replaced, the activated carbon adsorption module 34 is directly pulled out from the slot 33, then a new activated carbon adsorption module 34 is inserted into the adsorption vessel body 31 through the slot, and the quick replacement of the activated carbon adsorption module 34 is realized, namely, the quick replacement of the activated carbon is realized, and the replacement operation is convenient and simple.
Based on the above technical scheme, the activated carbon adsorption beds 3 are provided with a plurality of activated carbon adsorption beds, and each activated carbon adsorption bed 3 can work in turn and replace the activated carbon adsorption module 34, so that the normal and efficient operation of the honeycomb activated carbon fixed bed concentration oxidation system is ensured. In addition, through setting up a plurality of activated carbon adsorption beds 3 that connect in parallel in this scheme, reduce the interior gas flow of each activated carbon adsorption bed 3, avoid the interior gas pressure of activated carbon adsorption bed 3 too big, influence gas filtration and concentration effect. In the activated carbon adsorption bed 3, the gas flow rate is reduced appropriately, the gas pressure is reduced appropriately, the filtering time is increased appropriately, and the filtering effect and the adsorption effect of the activated carbon on the organic waste gas can be improved. Through a plurality of active carbon adsorption beds 3 of establishing in this scheme, realize dividing the gas and reposition of redundant personnel, can be according to the quantity of the active carbon adsorption bed 3 of gas volume selection participation work, ensure the high-efficient work of this system. A plurality of activated carbon adsorption beds are arranged, and when the activated carbon adsorption beds need to be replaced with the activated carbon adsorption modules 34, the whole equipment is operated without stopping the machine, so that the gas treatment efficiency is ensured.
In this scheme, the adsorption vessel body 31 includes a transversely-arranged cylindrical tank body, and both ends of the cylindrical tank body are respectively provided with a tuyere 32, and a tuyere is connected with a desorption air inlet and an organic gas outlet of an activated carbon adsorption bed in parallel, and another tuyere is connected with a desorption air outlet and an organic gas inlet of the activated carbon adsorption bed in parallel. The organic gas inlet of the activated carbon adsorption bed means that the organic waste gas to be treated generated by the equipment enters the activated carbon adsorption bed from the organic waste gas to be treated and is absorbed by the activated carbon adsorption bed. The organic gas outlet of the activated carbon adsorption bed means that the organic waste gas to be treated enters the activated carbon adsorption bed, and after being absorbed by the activated carbon adsorption bed, part of the gas passes through the activated carbon adsorption bed and needs to be discharged out of the activated carbon adsorption bed, and the gas outlet which is not absorbed and needs to be discharged out of the activated carbon adsorption bed is the organic gas outlet of the activated carbon adsorption bed.
In this scheme, slot 33 sets up on the upper side of the cylindrical tank body, and slot degree of depth is greater than cylindrical tank body radius. The activated carbon adsorption module 34 comprises a cylindrical outer tube 341, and the outer diameter of the cylindrical outer tube 341 is matched with the inner diameter of the cylindrical tank body and is coaxially arranged with the cylindrical tank body. One end of the cylindrical outer tube is fixedly connected with a fixed screen plate 343, the other end of the cylindrical outer tube is detachably fixedly connected with a movable screen plate 342, and a honeycomb activated carbon block is filled between the fixed screen plate 343 and the movable screen plate 342. The both ends of cylindrical outer tube 341 are connected with overlap joint sealing strip 344 respectively, overlap joint sealing strip 344 internal diameter and cylindrical jar body external diameter are suited, are fixed with the rubber strip on the internal surface of overlap joint sealing strip and overlap joint in slot 33 border. A hanging ring 345 is provided on the outer side surface of the cylindrical outer tube 341.
Based on the above technical scheme, the design of the movable screen 342 facilitates the replacement of the honeycomb activated carbon blocks inside the activated carbon adsorption module 34. The movable screen 342 can be fixedly installed with the cylindrical outer tube 341 through a fixed connection member such as a screw, and is detached when the honeycomb activated carbon block is replaced, so that the operation is convenient and quick. By overlapping the sealing strips 344, the sealing between the activated carbon adsorption module 34 and the adsorption container body 31 is realized, and the organic waste gas is prevented from overflowing from the slot position to cause secondary pollution.
In this scheme, the front portion of active carbon adsorption bed is provided with waste gas transfer pump 100, cyclone spray tower 1 and dry filter 2, and waste gas generating equipment is connected to the air inlet of waste gas transfer pump 100, and cyclone spray tower 1 sets up between waste gas transfer pump 100 and dry filter 2. The air outlet of the dry filter 2 is connected with an organic waste gas inlet of the activated carbon adsorption bed 3, and an organic gas inlet check valve is arranged on the organic gas inlet. Through setting up cyclone spray column 1 and dry filter 2, first carry out the cooling to organic waste gas and slow down, get rid of large granule smoke and dust and pitch etc. in the waste gas, extension active carbon adsorption bed 3 life reduces the change frequency of active carbon adsorption module 34 in the active carbon adsorption bed 3, and energy-conservation falls the cost.
In the scheme, the front part of the combustion furnace 6 is connected with a wind mixer 4, and the air inlet of the wind mixer is connected with the desorption air outlet of the activated carbon adsorption bed. The air inlet of the air mixer 4 is also connected with a concentration dilution valve 41 and a check valve 42, the concentration dilution valve 41 is arranged at the front part of the check valve 42, a desorption air outlet one-way valve is arranged on the desorption air outlet of the activated carbon adsorption bed, and the concentration dilution valve is arranged between the desorption air outlet one-way valve and the check valve. The air mixer 4 is also provided with a fresh air inlet 43, and the fresh air inlet 43 is provided with a fresh air proportion regulating valve. When the concentration of the organic waste gas entering the air mixer 4 is too high, the concentration diluting valve 41 is opened, so that the air is synchronously supplemented into the organic waste gas entering the air mixer, the concentration of the organic waste gas is properly reduced, and the explosion of the air mixer is avoided. In the air mixer, if the concentration of the organic waste gas is too high, the air is supplemented through the fresh air inlet 43, so that the concentration of the organic gas in the air mixer is further reduced, the oxygen concentration in the organic waste gas is ensured to be enough, and the mixed gas is prevented from entering the combustion furnace to be fully combusted. When the activated carbon adsorption bed 3 needs to be desorbed, a proper amount of air is conveyed into the combustion furnace through the fresh air inlet 43 and the air mixer 4, the combustion furnace heats the air, then the air is changed into human air to heat the air, and finally the air heated by the air heat exchanger is conveyed to the activated carbon adsorption bed 3 through the desorption air inlet of the activated carbon adsorption bed 3 by the desorption fan 9, so that the activated carbon adsorption bed 3 is desorbed, and high-concentration organic waste gas is obtained.
In this scheme, still be connected with active carbon adsorption case 5 on the gas outlet of air mixer 4, active carbon adsorption case 5 establishes with burning furnace 6 in parallel, and the gas outlet of active carbon adsorption case 5 is connected with first exhaust fan 10. Less harmful substances are in the generated organic waste gas, the desorbed organic waste gas exhausted by the activated carbon adsorption bed 3 is not required to be oxidized, and can be directly discharged after being adsorbed by the activated carbon adsorption box 5, and the concentration of the organic waste gas is regulated by the air mixer 4 before the activated carbon adsorption box 5 is discharged, and the organic waste gas is directly discharged after the regulation is completed.
In this embodiment, the combustion furnace 6 includes a furnace body, and a first regenerator 61, an oxidation chamber 62, and a second regenerator 63 provided in the furnace body. The first regenerator 61 and the second regenerator 63 are each in communication with the oxidation chamber 62. The first regenerator 61 is connected with a first air inlet and a first air outlet, the first air inlet and the first air outlet are far away from the oxidation chamber 62, the second regenerator 63 is connected with a second air inlet and a second air outlet, and the second air inlet and the second air outlet are far away from the oxidation chamber. The first air inlet and the second air inlet are respectively provided with a first stop valve 611 and a second stop valve 631, and the first stop valve 611 and the second stop valve 631 are arranged in parallel and are connected with the air outlet of the air mixer 4. The first air outlet and the second air outlet are respectively provided with a third stop valve 612 and a fourth stop valve 632, and the third stop valve 612 and the fourth stop valve 632 are arranged in parallel and are connected with the spray cooling tower 7. The air outlet of the spray cooling tower 7 is connected with a first exhaust fan 10. The spray cooling tower 7 is arranged in parallel with the air heat exchanger 8, a fifth stop valve 81 is arranged on the hot fluid inlet of the air heat exchanger 8, and the fifth stop valve 81 is connected with the outlets of the third stop valve 612 and the fourth stop valve 632.
Based on the above technical scheme, the combustion furnace is provided with the first heat storage chamber 61, the oxidation chamber 62 and the second heat storage chamber 63, after the organic waste gas enters from the first heat storage chamber 61, the organic waste gas is preheated in the first heat storage chamber 61, then enters into the oxidation chamber 62 for combustion oxidation, carbon dioxide and water vapor generated after combustion are discharged through the second heat storage chamber 63, and at the moment, the gas passing through the second heat storage chamber 63 can be used for carrying out back blowing on the second heat storage chamber 63, so that the reactivation or heating of the preheating body and the like in the second heat storage chamber 63 is realized. After the organic waste gas enters from the second heat storage chamber 63, the organic waste gas is preheated in the second heat storage chamber 63, then enters into the oxidation chamber 62 for combustion and oxidation, carbon dioxide and water vapor generated after combustion are discharged through the first heat storage chamber 61, and at the moment, the gas passing through the first heat storage chamber 61 can be used for back blowing the first heat storage chamber 61, so that the reactivation or heating of the preheating body and the like in the first heat storage chamber 61 is realized. In order to ensure the operating efficiency and the degree of oxidation of the burner.
In this scheme, still be connected with second exhaust fan 11 on the organic gas export of active carbon adsorption bed 3, second exhaust fan 11 and the mixing air ware 4 are established and the air outlet and the atmosphere intercommunication of second exhaust fan. The second exhaust fan provides power for the organic waste gas to pass through the activated carbon adsorption bed 3. The organic waste gas enters the activated carbon adsorption bed 3, is adsorbed by the activated carbon adsorption bed 3, and a small amount of gas passing through the activated carbon adsorption bed 3 is directly conveyed into a chimney for discharge under the suction effect of a second exhaust fan.
While the present utility model has been described above by way of example with reference to the embodiments and the accompanying drawings, it is apparent that the specific implementation of the present utility model is not limited by the foregoing, and it is within the scope of the present utility model to apply the inventive concept and technical solution to other situations without any substantial improvement or improvement.
Claims (9)
1. The utility model provides a concentrated oxidation system of honeycomb active carbon fixed bed, its characterized in that, including a plurality of active carbon adsorption beds that establish and connect in the burning furnace at active carbon adsorption bed rear portion, the active carbon adsorption bed includes the adsorption vessel body and arranges in a plurality of active carbon adsorption modules in the adsorption vessel body, be provided with a plurality of slots on the adsorption vessel body, the active carbon adsorption module by the slot inserts in the adsorption vessel body, the burning furnace rear portion is connected with air heat exchanger, air heat exchanger's hot fluid entry with the burning furnace is connected, air heat exchanger's hot fluid exit linkage has first exhaust fan, air heat exchanger's cold fluid entry and air intercommunication, be connected with desorption fan on air heat exchanger's the cold fluid exit, desorption fan's gas outlet and active carbon adsorption bed's desorption air inlet intercommunication, active carbon adsorption bed's desorption gas outlet with the burning furnace is connected, and the gas outlet of desorption fan still is connected with active carbon adsorption bed's organic gas entry.
2. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 1, wherein the adsorption vessel body comprises a cylindrical tank body which is transversely arranged, two ends of the cylindrical tank body are respectively provided with a wind gap, a desorption air inlet and an organic gas outlet of the activated carbon adsorption bed are connected in parallel with one wind gap, and a desorption air outlet and an organic gas inlet of the activated carbon adsorption bed are connected in parallel with the other wind gap;
the active carbon adsorption module comprises a cylindrical outer tube, wherein the outer diameter of the cylindrical outer tube is matched with the inner diameter of the cylindrical tank body and is coaxially arranged with the cylindrical tank body; one end of the cylindrical outer tube is fixedly connected with a fixed screen plate, the other end of the cylindrical outer tube is detachably and fixedly connected with a movable screen plate, and honeycomb activated carbon blocks are filled between the fixed screen plate and the movable screen plate.
3. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 2, wherein two ends of the cylindrical outer tube are respectively connected with a lap joint sealing strip, the inner diameter of the lap joint sealing strip is adapted to the outer diameter of the cylindrical tank body, and a rubber strip is fixed on the inner surface of the lap joint sealing strip and is lapped at the edge of the slot.
4. The honeycomb activated carbon fixed bed concentration oxidation system of claim 2, wherein a hanging ring is provided on the outer side of the cylindrical outer tube.
5. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 1, wherein the front part of the activated carbon adsorption bed is provided with an exhaust gas delivery pump, a cyclone spray tower and a dry filter, an air inlet of the exhaust gas delivery pump is connected with the exhaust gas generating device, the cyclone spray tower is arranged between the exhaust gas delivery pump and the dry filter, an air outlet of the dry filter is connected with an organic gas inlet of the activated carbon adsorption bed, and an organic gas inlet check valve is arranged on the organic gas inlet.
6. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 1, wherein the front portion of the combustion furnace is connected with a wind mixer, a gas inlet of the wind mixer is connected with a desorption gas outlet of the activated carbon adsorption bed, a concentration dilution valve and a check valve are further connected to the gas inlet of the wind mixer, the concentration dilution valve is arranged at the front portion of the check valve, a desorption gas outlet one-way valve is arranged at the desorption gas outlet of the activated carbon adsorption bed, the concentration dilution valve is arranged between the desorption gas outlet one-way valve and the check valve, a fresh air inlet is further arranged on the wind mixer, and a fresh air proportion adjusting valve is arranged on the fresh air inlet.
7. The honeycomb activated carbon fixed bed concentration oxidation system of claim 6, wherein the air outlet of the air mixer is further connected with an activated carbon adsorption box, the activated carbon adsorption box is arranged in parallel with the combustion furnace, and the air outlet of the activated carbon adsorption box is connected with a first exhaust fan.
8. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 1, wherein the combustion furnace comprises a furnace body, a first regenerator, an oxidation chamber and a second regenerator which are arranged in the furnace body, wherein the first regenerator and the second regenerator are communicated with the oxidation chamber, and a first air inlet, a first air outlet, a second air inlet and a second air outlet are respectively connected to the first regenerator and the second regenerator;
the first air inlet and the second air inlet are respectively provided with a first stop valve and a second stop valve, and the first stop valve and the second stop valve are arranged in parallel and are connected with the air outlet of the air mixer;
the first air outlet and the second air outlet are respectively provided with a third stop valve and a fourth stop valve, the third stop valve and the fourth stop valve are arranged in parallel and are connected with a spray cooling tower, the air outlet of the spray cooling tower is connected with a first exhaust fan, the spray cooling tower is arranged in parallel with the air heat exchanger, and the hot fluid inlet of the air heat exchanger is connected with the outlets of the third stop valve and the fourth stop valve.
9. The honeycomb activated carbon fixed bed concentration oxidation system according to claim 2, wherein a second exhaust fan is further connected to the organic gas outlet of the activated carbon adsorption bed, the second exhaust fan is arranged in parallel with the air mixer, and an air outlet of the second exhaust fan is communicated with the atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234156.0U CN219111240U (en) | 2023-02-16 | 2023-02-16 | Honeycomb activated carbon fixed bed concentration oxidation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234156.0U CN219111240U (en) | 2023-02-16 | 2023-02-16 | Honeycomb activated carbon fixed bed concentration oxidation system |
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| Publication Number | Publication Date |
|---|---|
| CN219111240U true CN219111240U (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320234156.0U Active CN219111240U (en) | 2023-02-16 | 2023-02-16 | Honeycomb activated carbon fixed bed concentration oxidation system |
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| CN (1) | CN219111240U (en) |
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2023
- 2023-02-16 CN CN202320234156.0U patent/CN219111240U/en active Active
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