CN212215090U - Wet washing tower system for hazardous waste incineration flue gas treatment - Google Patents
Wet washing tower system for hazardous waste incineration flue gas treatment Download PDFInfo
- Publication number
- CN212215090U CN212215090U CN201922133398.7U CN201922133398U CN212215090U CN 212215090 U CN212215090 U CN 212215090U CN 201922133398 U CN201922133398 U CN 201922133398U CN 212215090 U CN212215090 U CN 212215090U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- spray
- circulating
- alkali liquor
- tower
- 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
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a wet scrubbing tower system for it is useless to burn flue gas treatment of danger, include: the device comprises a spray tower, a flue gas inlet pipe, a gas distribution plate, a spray layer, a flushing water pipe, a demister, a flue gas outlet pipe, a self-flow pipe, a circulating alkali liquor pool, a circulating pump and a control device; the spray tower is of a hollow structure, a flue gas inlet pipe is arranged at the lower part of the side surface of the spray tower, a flue gas outlet pipe is arranged at the top of the spray tower, and a gas distribution plate, a spray layer and a demister are sequentially arranged in the spray tower between the flue gas inlet pipe and the flue gas outlet pipe from bottom to top; the bottom of the spray tower is provided with a self-flowing pipe which is connected with the circulating alkali liquor pool; the circulating alkali liquor tank is connected with a spray layer in the spray tower through a pipeline and a circulating pump; and the control device is electrically connected with the circulating pump and can control the circulating pump to pump alkali liquor into the spray tower. The system of the utility model uses empty tower for spraying, and no blockage occurs; meanwhile, the flue gas is uniformly distributed, and the alkali liquor is atomized to fully contact and react the gas and the liquid, so that the purification effect is improved.
Description
Technical Field
The utility model relates to a hazardous waste burns the flue gas and handles the field, especially relates to a wet scrubbing tower system that is used for dangerous useless burning flue gas to handle.
Background
Incineration is one of the major methods currently used to dispose of hazardous waste. The smoke generated after the incineration of the hazardous waste must be treated to reach the standard and then can be discharged. The wet treatment is an important part for removing acid gas in the flue gas, and the acid gas is contacted with NaOH alkali liquor in a wet washing tower SO as to absorb HCl and SO in the flue gas2And waiting for the acid gas to reach the standard and discharge. NaOH alkali liquor is continuously recycled, is discharged after reaching certain concentration and pH value, and simultaneously new alkali liquor is added to ensure stable and continuous operation of the system.
The scrubbing tower that uses in the used technique at present is the packed tower, and the packing layer is fallen to the alkali lye that upper portion sprayed, and upward movement is followed to the flue gas, at packing layer flue gas and alkali lye contact reaction, and the packing layer takes place to block up very easily after the scrubbing tower operation a period, leads to the increase of resistance in the scrubbing tower system, and the treatment effect weakens, is unfavorable for the steady operation of scrubbing tower system.
SUMMERY OF THE UTILITY MODEL
Based on the problem that prior art exists, the utility model aims at providing a wet scrubbing tower system for endangering useless incineration flue gas is handled can solve current scrubbing tower operation behind a period the packing layer and take place to block up very easily, leads to the increase of resistance in the scrubbing tower, and the treatment effect weakens, is unfavorable for the steady operation's of scrubbing tower problem.
The utility model aims at realizing through the following technical scheme:
the utility model discloses embodiment provides a wet scrubbing tower system for it is useless to burn flue gas treatment of danger, include:
the device comprises a spray tower, a flue gas inlet pipe, a gas distribution plate, a spray layer, a flushing water pipe, a demister, a flue gas outlet pipe, a self-flow pipe, a circulating alkali liquor pool and a circulating pump; wherein the content of the first and second substances,
the inner part of the body of the spray tower is of a hollow structure, a flue gas inlet pipe is arranged at the lower part of the side surface of the spray tower, a flue gas outlet pipe is arranged at the top of the spray tower, and the gas distribution plate, the spray layer and the demister are sequentially arranged in the spray tower between the flue gas inlet pipe and the flue gas outlet pipe from bottom to top;
the bottom of the spray tower is provided with a self-flowing pipe which is connected with the circulating alkali liquor pool;
the circulating alkali liquor tank is connected with the spray layer in the spray tower through a pipeline and a circulating pump.
By the foregoing the utility model provides a technical scheme can see out, the embodiment of the utility model provides a wet scrubbing tower system for endangering useless incineration flue gas handles, its beneficial effect is:
the utility model has simple and reasonable design, uses the empty tower to spray, and can not block; meanwhile, the flue gas is uniformly distributed, and the alkali liquor is atomized to fully contact and react the gas and the liquid, so that the purification effect is improved.
By adopting the hollow structure in the body and not arranging the filler, the hollow tower spraying is realized, and no blockage occurs; meanwhile, the flue gas is uniformly distributed, and the alkali liquor is atomized to fully contact and react the gas and the liquid, so that the purification effect is improved. The wet scrubbing tower system is simple and reasonable in structural design, free of blockage, stable in operation and good in purifying effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a wet scrubbing tower system for hazardous waste incineration flue gas treatment according to an embodiment of the present invention;
the parts corresponding to each mark in the figure are: 1-a spray tower; 2-a flue gas inlet pipe; 3-gas distribution plate; 4-spraying layer; 5-flushing a water pipe; 6-a demister; 7-flue gas outlet pipe; 8-gravity flow pipe; 9-circulating the lye tank; 10-a process water pipe; 11-a circulation pump; 12-fresh lye tube; 13-discharge pump.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art.
As shown in FIG. 1, the embodiment of the utility model provides a wet scrubbing tower system for endangering useless incineration flue gas is handled, include:
the device comprises a spray tower, a flue gas inlet pipe, a gas distribution plate, a spray layer, a flushing water pipe, a demister, a flue gas outlet pipe, a self-flow pipe, a circulating alkali liquor pool, a circulating pump and a control device; wherein the content of the first and second substances,
the inner part of the body of the spray tower is of a hollow structure, a flue gas inlet pipe is arranged at the lower part of the side surface of the spray tower, a flue gas outlet pipe is arranged at the top of the spray tower, and the gas distribution plate, the spray layer and the demister are sequentially arranged in the spray tower between the flue gas inlet pipe and the flue gas outlet pipe from bottom to top;
the bottom of the spray tower is provided with a self-flowing pipe which is connected with the circulating alkali liquor pool;
the circulating alkali liquor tank is connected with the spray layer in the spray tower through a pipeline and a circulating pump;
the control device is electrically connected with the circulating pump and can control the circulating pump to pump alkali liquor into the spray tower.
In the wet scrubbing tower system, the spraying layer comprises an upper layer and a lower layer which are arranged at an upper interval and a lower interval, the upper layer is connected with the circulating alkali liquor pool through a pipeline and a circulating pump, and the lower layer is connected with the circulating alkali liquor pool through a pipeline and another circulating pump. Can ensure that the alkali liquor is uniformly sprayed into the spray tower, so that the alkali liquor is fully contacted with the treated gas.
In the wet scrubbing tower system, the gas distribution plate is uniformly provided with a plurality of small through holes, so that the flue gas can be uniformly distributed in the tower in the rising process. Ensuring adequate contact of the treated gases.
In the wet scrubbing tower system, the spray tower is further provided with: and the flushing water pipe is arranged below the demister.
In the wet scrubbing tower system, the circulating alkali liquor tank is also connected with: a process water pipe, a fresh alkali liquor pipe and a discharge pipe provided with a discharge pump.
In the wet washing tower system, a temperature monitoring device, a liquid level monitoring device, a density monitoring device, a pH monitoring device and a stirrer are arranged in a circulating alkali liquor pool;
the temperature monitoring device, the liquid level monitoring device, the density monitoring device, the pH monitoring device and the stirrer are electrically connected with the control device and can be controlled by the control device. The control device can receive signals acquired by each monitoring device and correspondingly control the stirrer.
The utility model discloses an adopt inside cavity not to set up the spray column of filler, with circulation lye pond, circulating pump and controlling means cooperation, form a wet scrubbing tower system that the operation is more stable, the treatment danger that purification treatment is effectual is useless burns the flue gas.
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The embodiment of the utility model provides a wet scrubbing tower system for hazardous waste incineration flue gas treatment, which adopts a spray tower which is hollow inside and is not provided with filler, and a flue gas inlet (connected with a flue gas inlet pipe), a gas distribution plate, a spray layer, a demister and a flue gas outlet (connected with a flue gas outlet pipe) are arranged in the spray tower from bottom to top in sequence; the flue gas enters the spray tower from the lower part, the flue gas is uniformly distributed in the spray tower through the gas distribution plate (a plurality of small vent holes are formed on the plate), and the flue gas moves upwards to contact with alkali liquor sprayed out of the spray layer for fillingSeparate reaction to remove acid gas (SO) in flue gas2HCl and the like) and then the flue gas upwards enters a demister to remove fog drops, the demister is regularly washed, and the flue gas finally exits the top of the tower. The circulating pump is squeezed into the alkali lye in the circulation alkali lye pond and is sprayed the layer, and alkali lye falls into and divides the gas board after spraying layer atomizing and flue gas contact reaction, falls into the tower bottom after dividing gas board and flue gas further reaction, and the alkali lye keeps certain liquid level at the bottom of the tower, forms the liquid seal protection to the flue gas, and the bottom of the tower sets up the alkali lye discharge port, and alkali lye flows to circulation alkali lye pond automatically. The circulating alkali liquor pool is provided with a temperature monitoring system, a liquid level monitoring system, a density monitoring system, a pH monitoring system (maintaining the pH of the circulating alkali liquor at about 8) and a stirrer. The circulating lye pool discharges concentrated solution outwards at regular intervals, and the process water and the fresh lye are supplemented at regular intervals, so that stable and efficient operation is maintained.
The utility model has simple and reasonable structure design, and uses the empty tower to spray, so that no blockage occurs; meanwhile, the flue gas is uniformly distributed, and the alkali liquor is atomized to fully contact and react the gas and the liquid, so that the purification effect is improved.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A wet scrubbing tower system for hazardous waste incineration flue gas treatment, comprising:
the device comprises a spray tower, a flue gas inlet pipe, a gas distribution plate, a spray layer, a flushing water pipe, a demister, a flue gas outlet pipe, a self-flow pipe, a circulating alkali liquor pool, a circulating pump and a control device; wherein the content of the first and second substances,
the inner part of the body of the spray tower is of a hollow structure, a flue gas inlet pipe is arranged at the lower part of the side surface of the spray tower, a flue gas outlet pipe is arranged at the top of the spray tower, and the gas distribution plate, the spray layer and the demister are sequentially arranged in the spray tower between the flue gas inlet pipe and the flue gas outlet pipe from bottom to top;
the bottom of the spray tower is provided with a self-flowing pipe which is connected with the circulating alkali liquor pool;
the circulating alkali liquor tank is connected with the spray layer in the spray tower through a pipeline and a circulating pump;
the control device is electrically connected with the circulating pump and can control the circulating pump to pump alkali liquor into the spray tower.
2. The wet scrubber tower system for hazardous waste incineration flue gas treatment according to claim 1, wherein the spray layer comprises an upper layer and a lower layer which are arranged at an interval from top to bottom, the upper layer is connected with the circulating lye tank through a pipeline and a circulating pump, and the lower layer is connected with the circulating lye tank through a pipeline and another circulating pump.
3. The wet scrubber tower system for hazardous waste incineration flue gas treatment of claim 1, wherein a plurality of vent holes are uniformly arranged on the gas distribution plate.
4. The wet scrubber tower system for hazardous waste incineration flue gas treatment according to any one of claims 1 to 3, wherein the spray tower is further provided with: and the flushing water pipe is arranged below the demister.
5. The wet scrubber tower system for hazardous waste incineration flue gas treatment according to any one of claims 1 to 3,
the circulating alkali liquor tank is also connected with: a process water pipe, a fresh alkali liquor pipe and a discharge pipe provided with a discharge pump.
6. The wet scrubber tower system for hazardous waste incineration flue gas treatment according to any one of claims 1 to 3, wherein a temperature monitoring device, a liquid level monitoring device, a density monitoring device, a pH monitoring device and a stirrer are arranged in the circulating alkali liquor pool;
the temperature monitoring device, the liquid level monitoring device, the density monitoring device, the pH monitoring device and the stirrer are electrically connected with the control device and can be controlled by the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133398.7U CN212215090U (en) | 2019-12-03 | 2019-12-03 | Wet washing tower system for hazardous waste incineration flue gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133398.7U CN212215090U (en) | 2019-12-03 | 2019-12-03 | Wet washing tower system for hazardous waste incineration flue gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212215090U true CN212215090U (en) | 2020-12-25 |
Family
ID=73902039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922133398.7U Active CN212215090U (en) | 2019-12-03 | 2019-12-03 | Wet washing tower system for hazardous waste incineration flue gas treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212215090U (en) |
-
2019
- 2019-12-03 CN CN201922133398.7U patent/CN212215090U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201609633U (en) | Ammonia flue gas desulfurization device of byproducts of ammonium hydrogen sulfite and ammonium sulfite | |
| CN206082112U (en) | Reverse -flow scrubbing tower | |
| CN201912877U (en) | System for processing medical waste incineration tail gas containing high concentration hydrogen chloride | |
| CN212215090U (en) | Wet washing tower system for hazardous waste incineration flue gas treatment | |
| CN204911197U (en) | A desulfurizing tower | |
| CN215782654U (en) | Acid-base waste gas washing tower | |
| CN211612176U (en) | Hydrogen chloride tail gas absorbing device of by-product high concentration hydrochloric acid | |
| CN206276212U (en) | Methene class water treatment agent and HPMA water treatment agent production exhaust gas processing device | |
| CN215463188U (en) | Acid-base waste gas treatment device | |
| CN207266825U (en) | A kind of acid gas absorption device | |
| CN206494730U (en) | A kind of magnesium sulfite is oxidized to magnesium sulfate process system | |
| CN211025790U (en) | Plant liquid purifying box | |
| CN212881833U (en) | Alkali circulation tank washing tower for polyvinyl chloride production | |
| CN209555373U (en) | A kind of acidity etching liquid recycling system | |
| CN209967979U (en) | Industrial waste gas purification treatment spray tower | |
| CN212236693U (en) | Acid mist washing tower with high purification efficiency | |
| CN206355821U (en) | In incinerator chilling and scrubbing tower | |
| CN216703876U (en) | Dechlorination washing tower | |
| CN210385430U (en) | Drying washing tower | |
| CN219596263U (en) | Efficient desulfurization device for secondarily produced zinc oxide | |
| CN216825649U (en) | Multistage waste gas washing tower | |
| CN214715643U (en) | Domestic waste burns tail gas cleanup unit | |
| CN205269376U (en) | Treatment device for sludge incineration flue gas | |
| CN220229308U (en) | Low-carbon energy-saving oil smoke filtering and emission-reducing device for kitchen | |
| CN212369893U (en) | Gas-liquid interaction purification tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |