CN210728938U - Treatment system for domestic sludge incineration flue gas - Google Patents
Treatment system for domestic sludge incineration flue gas Download PDFInfo
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- CN210728938U CN210728938U CN201921294805.6U CN201921294805U CN210728938U CN 210728938 U CN210728938 U CN 210728938U CN 201921294805 U CN201921294805 U CN 201921294805U CN 210728938 U CN210728938 U CN 210728938U
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- dust remover
- flue gas
- sludge incineration
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Abstract
The utility model provides a treatment system of domestic sludge incineration flue gas, it can solve follow-up flying dust and handle technical problem with high costs. The utility model provides a processing system of domestic sludge incineration flue gas which characterized in that: the device comprises a quenching tower, an acid removal tower, a first bag-type dust remover and a second bag-type dust remover which are connected in sequence, wherein an activated carbon feeding device is connected to a pipeline connecting the first bag-type dust remover and the second bag-type dust remover. When this system handled the flue gas, through sampling detection to the flying dust that first sack cleaner was collected, if useless admittedly, then handle according to useless admittedly generally, if useless admittedly, then merge with the danger of the active carbon that contains of second sack cleaner useless and handle, can effectively reduce the useless total amount of danger, reduce and handle the cost.
Description
Technical Field
The utility model relates to a sludge incineration technical field, concretely relates to domestic sludge burns processing system of flue gas.
Background
The existing treatment system for the domestic sludge incineration flue gas generally comprises: cyclone dust collector → neutralization tower → powdered activated carbon addition → bag type dust collector → wet type neutralization tower (alkali liquor washing, reserved for use), and the flue gas is discharged through a chimney after reaching the standard. As the fly ash generated by the system treatment is mixed with activated carbon, according to the national hazardous waste directory (2016), the waste activated carbon generated by the waste gas treatment in the solid waste incineration process is hazardous waste (hazardous waste code: 772-.
SUMMERY OF THE UTILITY MODEL
The utility model provides a treatment system of domestic sludge incineration flue gas, it can solve follow-up flying dust and handle technical problem with high costs.
The technical scheme is that, a processing system of domestic sludge incineration flue gas which characterized in that: the device comprises a quenching tower, an acid removal tower, a first bag-type dust remover and a second bag-type dust remover which are connected in sequence, wherein an active carbon feeding device is connected to a pipeline connected with the first bag-type dust remover and the second bag-type dust remover.
Furthermore, the air outlet end of the deacidification tower is connected with the air inlet end of the second bag-type dust remover through a branch pipe, and valves are respectively installed at the branch pipe, the air inlet end of the first bag-type dust remover and the air outlet end.
Furthermore, the ash discharging valve of the first bag-type dust collector is connected with a first fly ash storage unit, the ash discharging valve of the second bag-type dust collector is connected with a second fly ash storage unit, the first fly ash storage unit is higher than the second fly ash storage unit, the bottom surface of the first fly ash storage unit is inclined downwards, one end of the lower part of the bottom surface of the first fly ash storage unit is connected with the second fly ash storage unit through an ash discharging pipeline and a valve, and the bottom surface of the first fly ash storage unit is connected with a vibrator.
Furthermore, more than two first bag-type dust collectors are arranged, the air inlet end and the air outlet end of each first bag-type dust collector are connected in parallel and are respectively provided with a valve, and the ash discharge valve of each first bag-type dust collector is respectively connected with a first fly ash storage unit; the second bag-type dust remover is provided with more than two bag-type dust removers, the air inlet end and the air outlet end of each bag-type dust remover are connected in parallel and are respectively provided with a valve, and the ash discharge valve of each bag-type dust remover is respectively connected with a second fly ash storage unit.
Further, the deacidification tower is a semi-dry deacidification tower.
The utility model discloses a processing system, through quench tower with the quenching of high temperature flue gas, and then skip the temperature zone that easily generates dioxin, reduce the production of dioxin, through deacidifying the tower and getting rid of the acid gas in the flue gas, the flying dust of collecting first sack cleaner is sampled and is detected, if generally useless admittedly, then handle according to generally useless admittedly, if dangerous useless, then merge the processing with the danger that contains the active carbon of second sack cleaner, can effectively reduce the useless total amount of danger, reduce the processing cost.
Drawings
Fig. 1 is a schematic diagram of a treatment system of the present invention.
Detailed Description
As shown in fig. 1, a treatment system for domestic sludge incineration flue gas comprises a quench tower 1, a deacidification tower 2, a first bag-type dust remover 3 and a second bag-type dust remover 4 which are connected in sequence, wherein a pipeline connecting the first bag-type dust remover 3 and the second bag-type dust remover 4 is connected with an activated carbon adding device 5, and the deacidification tower 2 is a semi-dry deacidification tower 2.
The end of giving vent to anger of deacidification tower is connected with the inlet end of second sack cleaner 4 through branch pipe 6, and the valve is installed respectively to branch pipe 6, the inlet end of first sack cleaner 3 and the end of giving vent to anger, and after the flying dust sampling that first sack cleaner 3 collected detected to be dangerous useless, the valve of the inlet end of first sack cleaner 3 can be closed, opens the valve of branch pipe 6, and then the flue gas directly passes through branch pipe 6 and carries to second sack cleaner 4, throws active carbon and adsorbs harmful substance simultaneously.
The ash discharging valve of the first bag-type dust collector 3 is connected with a first fly ash storage unit 7, the ash discharging valve of the second bag-type dust collector 4 is connected with a second fly ash storage unit 8, the first fly ash storage unit 7 is higher than the second fly ash storage unit 8, the bottom surface of the first fly ash storage unit 7 is arranged in a downward inclined mode, one end of the lower portion of the bottom surface of the first fly ash storage unit 7 is connected with the second fly ash storage unit 8 through an ash discharging pipeline 10 and a valve, the bottom surface of the first fly ash storage unit 7 is connected with a vibrator 9, when the fly ash collected by the first bag-type dust collector 3 is detected to be dangerous waste, the vibrator 9 and the valve on the ash discharging pipeline 10 can be opened, so that the fly ash in the first fly ash storage unit 7 is conveyed into the second fly ash storage unit 8, the dangerous waste fly ash can be conveniently combined and collected, and the mixing of the common solid waste and the dangerous waste can be avoided, and the fly ash storage unit 7, the second fly ash storage unit 8 are arranged The conveyance and discharge of the fly ash can be ensured.
The first bag-type dust collectors 3 are provided with more than two bag-type dust collectors, the air inlet ends and the air outlet ends of the first bag-type dust collectors 3 are connected in parallel and are respectively provided with valves, the second bag-type dust collectors 4 are provided with more than two bag-type dust collectors, the air inlet ends and the air outlet ends of the second bag-type dust collectors 4 are connected in parallel and are respectively provided with valves, and when a certain bag-type dust collector reaches the upper limit of the processing capacity or fails, other bag-type dust collectors connected in parallel are opened to ensure the continuous operation of the system.
Claims (5)
1. The utility model provides a processing system of domestic sludge incineration flue gas which characterized in that: the device comprises a quenching tower, an acid removal tower, a first bag-type dust remover and a second bag-type dust remover which are connected in sequence, wherein an active carbon feeding device is connected to a pipeline connected with the first bag-type dust remover and the second bag-type dust remover.
2. The system for treating domestic sludge incineration flue gas as claimed in claim 1, wherein: the air outlet end of the deacidification tower is connected with the air inlet end of the second bag-type dust remover through a branch pipe, and valves are respectively arranged at the branch pipe, the air inlet end of the first bag-type dust remover and the air outlet end.
3. The system for treating domestic sludge incineration flue gas as claimed in claim 1, wherein: the bottom surface of the first fly ash storage unit is downwards inclined, one end of the lower part of the bottom surface of the first fly ash storage unit is connected with a vibrator through an ash discharge pipeline and a valve.
4. The system for treating domestic sludge incineration flue gas as claimed in claim 3, wherein: the first bag-type dust remover is provided with more than two bag-type dust removers, the air inlet end and the air outlet end of each bag-type dust remover are arranged in parallel and are respectively provided with a valve, and the ash discharge valve of each bag-type dust remover is respectively connected with a first fly ash storage unit; the second bag-type dust remover is provided with more than two bag-type dust removers, the air inlet end and the air outlet end of each bag-type dust remover are connected in parallel and are respectively provided with a valve, and the ash discharge valve of each bag-type dust remover is respectively connected with a second fly ash storage unit.
5. The system for treating domestic sludge incineration flue gas as claimed in claim 1, wherein: the deacidification tower is a semi-dry deacidification tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921294805.6U CN210728938U (en) | 2019-08-12 | 2019-08-12 | Treatment system for domestic sludge incineration flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921294805.6U CN210728938U (en) | 2019-08-12 | 2019-08-12 | Treatment system for domestic sludge incineration flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210728938U true CN210728938U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921294805.6U Active CN210728938U (en) | 2019-08-12 | 2019-08-12 | Treatment system for domestic sludge incineration flue gas |
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| CN (1) | CN210728938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478993A (en) * | 2019-08-12 | 2019-11-22 | 常州锡联环保科技有限公司 | A kind of processing system of domestic sludge incineration flue gas |
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2019
- 2019-08-12 CN CN201921294805.6U patent/CN210728938U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478993A (en) * | 2019-08-12 | 2019-11-22 | 常州锡联环保科技有限公司 | A kind of processing system of domestic sludge incineration flue gas |
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