CN216557193U - Flue gas heating processing system - Google Patents
Flue gas heating processing system Download PDFInfo
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- CN216557193U CN216557193U CN202122197983.0U CN202122197983U CN216557193U CN 216557193 U CN216557193 U CN 216557193U CN 202122197983 U CN202122197983 U CN 202122197983U CN 216557193 U CN216557193 U CN 216557193U
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Abstract
The utility model discloses a flue gas heating treatment system, which comprises a flue gas heater, wherein the upper end of the flue gas heater is a flue gas input end and is connected with a flue gas output end of a self-wet adsorption tower; the lower end of the flue gas heater is a flue gas output port and is connected with an input port at the lower end of the chimney through a draught fan; the steam output end of the self-splitting cylinder is connected with a steam input port on the flue gas heater, and the input end of the self-splitting cylinder is connected with external boiler equipment; the output end of the comprehensive water pump is connected with a water inlet on the flue gas heater; a water outlet is also arranged on the flue gas heater, and the water outlet of the flue gas heater is connected with the input end of the deaerator; still include self-cooling water pump, self-cooling water pump goes out the water outlet end and links to each other with the draught fan cooling water input, and draught fan cooling water output links to each other with the cooling tower input. The utility model has the advantages of simple structure, more reasonable design, capability of reducing cost and better treatment on pollutants.
Description
Technical Field
The utility model relates to the technical field of flue gas treatment, in particular to a flue gas heating treatment system.
Background
Flue gas is a mixture of gas and smoke dust and is the main cause of atmospheric pollution in residential areas. The components of the flue gas are complex, the gas comprises SO2, CO2 hydrocarbon, nitrogen oxide and the like, and the smoke comprises ash, coal particles, oil drops, pyrolysis products and the like of the fuel. Therefore, the pollution of the flue gas to the environment is the composite pollution of various poisons.
The industrial flue gas is generally treated and then discharged to the outside through a chimney. Wherein, the flue gas treatment process usually comprises a heating treatment step. In the existing system, the heater is usually directly adopted for heating treatment, and the existing mode of directly adopting the heater for heating needs high energy consumption, so that the treatment cost is high. Secondly, aerobic harmful substances can be generated in the heating treatment process of the flue gas, and the environment can be seriously polluted by direct emission.
Therefore, those skilled in the art have endeavored to develop a flue gas heating treatment system which has a simple structure, a more reasonable design to reduce the cost and better treat the pollutants.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to provide a flue gas heating treatment system which has a simple structure, is more reasonable in design so as to reduce the cost, and can better treat breeding harmful substances.
In order to achieve the aim, the utility model provides a flue gas heating treatment system which comprises a flue gas heater, wherein the upper end of the flue gas heater is a flue gas input end and is connected with a flue gas output end of a self-wet adsorption tower; the lower end of the flue gas heater is a flue gas output port and is connected with an input port at the lower end of the chimney through a draught fan; the device is characterized by also comprising a self-splitting cylinder, wherein the steam output end of the self-splitting cylinder is connected with a steam input port on the flue gas heater, and the input end of the self-splitting cylinder is connected with external boiler equipment; the output end of the comprehensive water pump is connected with a water inlet on the flue gas heater; a water outlet is also arranged on the flue gas heater, and the water outlet of the flue gas heater is connected with the input end of the deaerator; still include self-cooling water pump, self-cooling water pump goes out the water outlet end and links to each other with the draught fan cooling water input, and draught fan cooling water output links to each other with the cooling tower input.
Like this, above-mentioned system is at the during operation, exports the flue gas and inputs from the flue gas input end of flue gas heater upper end from the flue gas output of wet adsorption tower, and the flue gas is heated in flue gas heater, and simultaneously, steam is imported from the steam input port on flue gas heater from the steam-splitting cylinder, and the flue gas is heated simultaneously and is joined with steam, and simultaneously, the water pump of synthesizing can supply water to the water inlet on the flue gas heater, and finally, water is exported to the oxygen-eliminating device from the delivery port of heater and is handled. The flue gas is conveyed to a chimney through a draught fan and is discharged. In the system, the steam generated by the boiler is fully utilized, and the aim of saving energy consumption can be fulfilled. And the flue gas and water are converged and reacted, oxygen-containing parts in the flue gas are removed, and then the water is treated, so that the discharged flue gas is less in harmful substances and safer.
And as optimization, the system further comprises a camera monitoring system, wherein the camera monitoring system comprises a camera which is correspondingly arranged at the upper end of the chimney and is arranged with the shooting end facing the chimney.
Therefore, the upper end of the chimney is provided with the camera, so that the smoke discharged from the chimney can be monitored.
As optimization, the flue gas heater comprises an external heater shell which is integrally designed into a vertical cylindrical structure, and an upper heater device and a lower heater device are respectively arranged at the upper end and the lower end in the heater shell; the steam inlet on the flue gas heater is arranged at the upper end of the heater shell and is opposite to the upper heater device.
Like this, the design of gas heater is more reasonable, can be better heat the flue gas to during the feasible heating, the flue gas can be better converge with steam, can be better with the aerobic material separation in the flue gas, better completion reaction.
Preferably, water inlets are respectively formed in the upper end and the lower end of the heater shell, the two water inlets are connected with the output end of the comprehensive water pump, and the two water inlets are respectively arranged right opposite to the upper heater device and the lower heater device.
Like this, the overall arrangement of water inlet is more reasonable for when heating the flue gas, the hydroenergy of input can be better be in the same place with the flue gas amalgamation.
And as optimization, the water outlet on the flue gas heater is correspondingly positioned on the outer side of the lower end of the lower heater device.
Therefore, the design of the water outlet position is more favorable for discharging liquid, and the design is more reasonable.
As optimization, a local pressure gauge and a flange stop valve are arranged between the self-cooling water pump and the induced draft fan; an on-site thermometer and a flange gate valve are arranged between the cooling tower and the induced draft fan.
Therefore, the pressure and the on-off state between the self-cooling water pump and the induced draft fan can be better monitored and controlled; and the temperature and the on-off between the cooling tower and the induced draft fan can be better monitored.
Preferably, a water inlet end flange gate valve, a drain valve, a flange check valve and a water outlet end flange gate valve are sequentially arranged between the water outlet of the flue gas heater and the deaerator.
Therefore, the on-off of the liquid between the water outlet of the flue gas heater and the deaerator can be controlled, and the water backflow is prevented.
Preferably, a bypass pipeline is further connected between the water outlet of the flue gas heater and the output end of the water outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
Therefore, the water outlet of the flue gas heater and the deaerator can be communicated through the bypass pipeline. Furthermore, discharge pipes are respectively connected between the input end of the flange gate valve at the water inlet end and the drain valve and the flange check valve, and the flange gate valves are respectively arranged on the discharge pipes.
As optimization, a steam inlet end flange gate valve, a pneumatic valve and a steam outlet end flange gate valve are sequentially arranged between the self-separating cylinder and a steam inlet on the smoke heater; a bypass pipeline is connected between the input end of the steam inlet end flange gate valve and the output end of the steam outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
Like this, it is more reasonable to design, can make steam respectively pass through from admission end flange gate valve, pneumatic valve and play steam end flange gate valve, also can control and make steam pass through from the bypass pipeline, and better controlling according to the demand.
And as optimization, a centralized thermometer is arranged between the flue gas heater and the induced draft fan, and the signal output end of the centralized thermometer is in signal connection with the electric control end of the pneumatic valve.
Like this, can detect the temperature between gas heater and the draught fan and feed back to the pneumatic valve in order to control it, better according to the temperature control.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a portion B in fig. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like are used in the description of the utility model to indicate orientations and positional relationships based on those shown in the drawings, and are used for convenience in describing the utility model and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the utility model. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, a flue gas heating treatment system comprises a flue gas heater 1, wherein the upper end of the flue gas heater is a flue gas input end and is connected with a flue gas output end of a self-wet adsorption tower 2; the lower end of the flue gas heater is a flue gas output port and is connected with an input port at the lower end of a chimney 4 through a draught fan 3; the steam output end of the self-separating cylinder is connected with a steam input port on the flue gas heater, and the input end of the self-separating cylinder is connected with external boiler equipment; the integrated water pump 6 is also included, and the output end of the integrated water pump is connected with the water inlet on the flue gas heater; a water outlet is also arranged on the flue gas heater, and the water outlet of the flue gas heater is connected with the input end of the deaerator 7; still include self-cooling water pump 8, self-cooling water pump goes out the water end and links to each other with draught fan cooling water input, and draught fan cooling water output links to each other with cooling tower 17 input.
Like this, above-mentioned system is at the during operation, exports the flue gas and inputs from the flue gas input end of flue gas heater upper end from the flue gas output of wet adsorption tower, and the flue gas is heated in flue gas heater, and simultaneously, steam is imported from the steam input port on flue gas heater from the steam-splitting cylinder, and the flue gas is heated simultaneously and is joined with steam, and simultaneously, the water pump of synthesizing can supply water to the water inlet on the flue gas heater, and finally, water is exported to the oxygen-eliminating device from the delivery port of heater and is handled. The flue gas is conveyed to a chimney through a draught fan and is discharged. In the system, the steam generated by the boiler is fully utilized, and the aim of saving energy consumption can be fulfilled. And the flue gas and water are converged and reacted, oxygen-containing parts in the flue gas are removed, and then the water is treated, so that the discharged flue gas is less in harmful substances and safer.
In this specific embodiment, the system further includes a camera monitoring system, and the camera monitoring system includes a camera 9 which is correspondingly disposed at the upper end of the chimney and is disposed with the shooting end facing the chimney.
Therefore, the upper end of the chimney is provided with the camera, so that the smoke discharged from the chimney can be monitored.
In the specific embodiment, the flue gas heater comprises an external heater shell 10 which is integrally designed into a vertical cylindrical structure, and an upper heater device 11 and a lower heater device 12 are respectively arranged at the upper end and the lower end in the heater shell; the steam inlet on the flue gas heater is arranged at the upper end of the heater shell and is opposite to the upper heater device.
Like this, the design of gas heater is more reasonable, can be better heat the flue gas to during the feasible heating, the flue gas can be better converge with steam, can be better with the aerobic material separation in the flue gas, better completion reaction.
In the specific embodiment, the upper end and the lower end of the heater shell are respectively provided with a water inlet, the two water inlets are connected with the output end of the comprehensive water pump, and the two water inlets are respectively arranged right opposite to the upper heater device and the lower heater device.
Like this, the overall arrangement of water inlet is more reasonable for when heating the flue gas, the hydroenergy of input can be better be in the same place with the flue gas amalgamation.
In this embodiment, the water outlet of the flue gas heater 1 is located at the outer side of the lower end of the lower heater device.
Therefore, the design of the water outlet position is more favorable for discharging liquid, and the design is more reasonable.
In the specific embodiment, a local pressure gauge 13 and a flange stop valve 14 are arranged between the self-cooling water pump 8 and the induced draft fan 3; an on-site thermometer 15 and a flange gate valve 16 are arranged between the cooling tower and the induced draft fan.
Therefore, the pressure and the on-off state between the self-cooling water pump and the induced draft fan can be better monitored and controlled; and the temperature and the on-off between the cooling tower and the induced draft fan can be better monitored.
In the specific embodiment, a water inlet end flange gate valve, a drain valve, a flange check valve and a water outlet end flange gate valve are sequentially arranged between the water outlet of the flue gas heater 1 and the deaerator 7.
Therefore, the on-off of the liquid between the water outlet of the flue gas heater and the deaerator can be controlled, and the water backflow is prevented.
In the specific embodiment, a bypass pipeline is further connected between the water outlet of the flue gas heater 1 and the output end of the water outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
Therefore, the water outlet of the flue gas heater and the deaerator can be communicated through the bypass pipeline. Furthermore, discharge pipes are respectively connected between the input end of the flange gate valve at the water inlet end and the drain valve and the flange check valve, and the flange gate valves are respectively arranged on the discharge pipes.
In the specific embodiment, a steam inlet end flange gate valve, a pneumatic valve and a steam outlet end flange gate valve are sequentially arranged between the self-separating cylinder 5 and a steam inlet on the flue gas heater 1; a bypass pipeline is connected between the input end of the steam inlet end flange gate valve and the output end of the steam outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
Like this, it is more reasonable to design, can make steam respectively pass through from admission end flange gate valve, pneumatic valve and play steam end flange gate valve, also can control and make steam pass through from the bypass pipeline, and better controlling according to the demand.
In the specific embodiment, a centralized thermometer is arranged between the flue gas heater 1 and the induced draft fan 3, and the signal output end of the centralized thermometer is in signal connection with the electric control end of the pneumatic valve.
Like this, can detect the temperature between gas heater and the draught fan and feed back to the pneumatic valve in order to control it, better according to the temperature control.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A flue gas heating treatment system comprises a flue gas heater, wherein the upper end of the flue gas heater is a flue gas input end and is connected with a flue gas output end of a self-wet adsorption tower; the lower end of the flue gas heater is a flue gas output port and is connected with an input port at the lower end of the chimney through a draught fan; the system is characterized by also comprising a self-splitting cylinder, wherein the steam output end of the self-splitting cylinder is connected with a steam input port on the flue gas heater, and the input end of the self-splitting cylinder is connected with external boiler equipment; the output end of the comprehensive water pump is connected with a water inlet on the flue gas heater; a water outlet is also arranged on the flue gas heater, and the water outlet of the flue gas heater is connected with the input end of the deaerator; still include self-cooling water pump, self-cooling water pump goes out the water outlet end and links to each other with the draught fan cooling water input, and draught fan cooling water output links to each other with the cooling tower input.
2. The flue gas heat treatment system of claim 1, wherein: the system comprises a chimney and a shooting end, and is characterized by further comprising a shooting monitoring system, wherein the shooting monitoring system comprises a camera which is correspondingly arranged at the upper end of the chimney and is arranged towards the chimney through the shooting end.
3. The flue gas heat treatment system of claim 1, wherein: the flue gas heater comprises an external heater shell which is integrally designed into a vertical cylindrical structure, and an upper heater device and a lower heater device are respectively arranged at the upper end and the lower end in the heater shell; the steam inlet on the flue gas heater is arranged at the upper end of the heater shell and is opposite to the upper heater device.
4. A flue gas heating treatment system as claimed in claim 3, wherein: the upper end and the lower end of the heater shell are respectively provided with a water inlet, the two water inlets are connected with the output end of the comprehensive water pump, and the two water inlets are respectively arranged right opposite to the upper heater device and the lower heater device.
5. The flue gas heat treatment system of claim 4, wherein: the water outlet on the flue gas heater is correspondingly positioned at the outer side of the lower end of the lower heater device.
6. The flue gas heat treatment system of claim 1, wherein: a local pressure gauge and a flange stop valve are arranged between the self-cooling water pump and the induced draft fan; an on-site thermometer and a flange gate valve are arranged between the cooling tower and the induced draft fan.
7. The flue gas heat treatment system of claim 1, wherein: a water inlet end flange gate valve, a drain valve, a flange check valve and a water outlet end flange gate valve are sequentially arranged between the water outlet of the flue gas heater and the deaerator.
8. The flue gas heat treatment system of claim 7, wherein: and a bypass pipeline is also connected between the water outlet of the flue gas heater and the output end of the water outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
9. The flue gas heat treatment system of claim 1, wherein: a steam inlet end flange gate valve, a pneumatic valve and a steam outlet end flange gate valve are sequentially arranged between the self-separating cylinder and a steam inlet on the flue gas heater; a bypass pipeline is connected between the input end of the steam inlet end flange gate valve and the output end of the steam outlet end flange gate valve, and a flange stop valve is arranged on the bypass pipeline.
10. The flue gas heat treatment system of claim 9, wherein: a centralized thermometer is arranged between the flue gas heater and the draught fan, and the signal output end of the centralized thermometer is in signal connection with the electric control end of the pneumatic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197983.0U CN216557193U (en) | 2021-09-11 | 2021-09-11 | Flue gas heating processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197983.0U CN216557193U (en) | 2021-09-11 | 2021-09-11 | Flue gas heating processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216557193U true CN216557193U (en) | 2022-05-17 |
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ID=81565149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122197983.0U Active CN216557193U (en) | 2021-09-11 | 2021-09-11 | Flue gas heating processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216557193U (en) |
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2021
- 2021-09-11 CN CN202122197983.0U patent/CN216557193U/en active Active
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