CN220215980U - Water-saving absorption tower defroster washes circulating device - Google Patents
Water-saving absorption tower defroster washes circulating device Download PDFInfo
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- CN220215980U CN220215980U CN202322123737.XU CN202322123737U CN220215980U CN 220215980 U CN220215980 U CN 220215980U CN 202322123737 U CN202322123737 U CN 202322123737U CN 220215980 U CN220215980 U CN 220215980U
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 177
- 238000005507 spraying Methods 0.000 claims abstract description 39
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 238000011084 recovery Methods 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims description 30
- 239000007921 spray Substances 0.000 claims description 18
- 238000004062 sedimentation Methods 0.000 claims description 15
- 239000003595 mist Substances 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 abstract description 15
- 230000023556 desulfurization Effects 0.000 abstract description 15
- 239000000463 material Substances 0.000 abstract description 12
- 238000004064 recycling Methods 0.000 abstract description 6
- 239000002002 slurry Substances 0.000 description 11
- 230000003009 desulfurizing effect Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 230000008901 benefit Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model belongs to the technical field of desulfurization devices, and particularly relates to a water-saving type absorption tower demister flushing and circulating device, which comprises the following components: the water spraying device comprises a water spraying subsystem arranged at the top end of the inner side of an absorption tower, wherein the water spraying subsystem is arranged below the water spraying subsystem and comprises a converging groove, the converging groove is fixedly connected with the inner side of the absorption tower, a plurality of water collecting hoppers are uniformly arranged at the top end of the converging groove and are communicated with each other, gaps are formed between the water collecting hoppers and the bottom ends of the water collecting hoppers, one end of the converging groove is fixedly communicated with one end of a recovery system through a water outlet, and the other end of the recovery system is communicated with the water spraying subsystem. By utilizing the structures, the water-saving type absorption tower demister flushing and circulating device capable of adjusting the recovery ratio of circulating flushing water, thereby adjusting and relieving the unbalance of materials in the absorption tower and recycling water resources is realized.
Description
Technical Field
The utility model belongs to the technical field of desulfurization devices, and particularly relates to a water-saving type washing and circulating device for a demister of an absorption tower.
Background
In flue gas treatment of a thermal power station, a desulfurizing tower is a key device. After the flue gas is treated by the desulfurizing tower, the content of the sulfur oxides in the flue gas is greatly reduced, and the flue gas meets the environmental protection emission standard. In the desulfurizing tower, a demister is generally installed, and the demister is mainly used for removing water mist in the flue gas and preventing the water mist in the flue gas and pollutants carried by the water mist from being discharged into the atmosphere (polluting the atmosphere and generating gypsum rain). During operation, the mist eliminator needs to be flushed out periodically to maintain its efficiency. The existing flushing mode is to spray clear water to the demister by a water pump, and remove impurities attached to the demister in a physical mode. However, these wash water after use will flow directly into the bottom of the desulfurization tower and mix with the desulfurization slurry in the tower. The method can not only lead to unbalanced materials of the desulfurizing tower, but also lead to a great deal of water resource waste. Therefore, how to efficiently utilize flushing water, maintain the material balance of a desulfurization system, and reduce the resources and energy required by slurry treatment becomes a problem to be solved in the current flue gas treatment process of a thermal power station.
In the prior art, chinese patent CN208194091U discloses a wet desulfurization spray tower capable of recovering demisting water, but the proportion of demisting water recovery cannot be adjusted in its structure, so that only the function of recovering demisting water can be actually achieved, and its structure is also relatively complex. The recovery ratio of the flushing water is conveniently adjusted, so that the material balance of the absorption tower can be optimized by staff according to the needs during actual use, and therefore, a device capable of recovering the flushing water and adjusting the recovery ratio is needed to solve the problem.
Disclosure of Invention
The utility model aims to provide a water-saving type absorption tower demister flushing and circulating device, so as to solve the problems, achieve the purposes of recycling flushing water and adjusting the recycling proportion to adapt to actual needs.
In order to achieve the above object, the present utility model provides the following solutions:
a water-saving absorber demister rinse cycle apparatus comprising: the water spraying device comprises a water spraying subsystem arranged at the top end of the inner side of an absorption tower, wherein the water spraying subsystem is arranged below the water spraying subsystem and comprises a converging groove, the converging groove is fixedly connected with the inner side of the absorption tower, a plurality of water collecting hoppers are uniformly arranged at the top end of the converging groove and are communicated with each other, gaps are formed between the water collecting hoppers and the bottom ends of the water collecting hoppers, one end of the converging groove is fixedly communicated with one end of a recovery system through a water outlet, and the other end of the recovery system is communicated with the water spraying subsystem.
Preferably, the converging groove is obliquely arranged, and the height of one end of the converging groove, which is close to the water outlet, is lower than the height of one end of the converging groove, which is far away from the water outlet.
Preferably, the water spraying subsystem comprises a spraying branch pipe, one end of the spraying branch pipe is communicated with the recovery system, a plurality of spraying heads are fixedly communicated with the bottom end of the spraying branch pipe, the spraying heads are fixedly connected with the top end of the inner side of the absorption tower, a plurality of spraying heads are arranged below the spraying heads, a demister is arranged on the inner side of the absorption tower and fixedly connected with the top end of the inner side of the absorption tower, and a plurality of water collecting hoppers are arranged below the demister.
Preferably, the recovery system comprises a water receiving subsystem, a water treatment subsystem, a storage Shui Zi system and a hydrodynamic subsystem which are sequentially communicated, wherein a water outlet in the water receiving subsystem is communicated with the water treatment subsystem, and a spray branch pipe is communicated with the hydrodynamic subsystem.
Preferably, the water treatment subsystem comprises a treatment box, a sedimentation tank and a regulating tank are arranged in the treatment box, the top end of the sedimentation tank is fixedly communicated with the water outlet through a first connecting pipe, the sedimentation tank and the regulating tank are communicated through a connecting hole, the connecting hole is positioned above one side of the sedimentation tank, the bottom end of one side of the regulating tank is communicated with the water storage subsystem through a second connecting pipe, a drain valve is arranged on the second connecting pipe, and the regulating tank is fixedly communicated with a dosing device.
Preferably, the water storage subsystem comprises a water storage tank, the top end of the water storage tank is fixedly communicated with the second connecting pipe, the bottom end of the water storage tank is fixedly communicated with the hydrodynamic subsystem through a third connecting pipe, the top end of one side of the water storage tank is fixedly communicated with a water supplementing device, and one side of the water storage tank is provided with a water level measuring device.
Preferably, the hydrodynamic subsystem comprises a power water pump, the input end of the power water pump is fixedly communicated with the third connecting pipe, and the output end of the power water pump is fixedly communicated with the spraying branch pipe through a fourth connecting pipe.
Compared with the prior art, the utility model has the following advantages and technical effects:
the utility model adopts the water collecting hopper to collect the flushing water generated by spraying in the upper water spraying subsystem, and can effectively adjust the water sprayed by the water spraying subsystem and entering the desulfurization slurry below, thereby optimizing the material proportion in the desulfurization slurry and ensuring the material balance of the desulfurization slurry and the operation balance in the absorption tower. The gap is arranged between the water collecting hoppers, the size of the gap can be adjusted according to the operation requirement of the absorption tower, and the gap between the water collecting hoppers is adjusted specifically by disassembling and replacing the size and the structural form of the water collecting hoppers, so that the water flowing down from the gap is changed, the flow of slurry can be adjusted, and the material balance in the absorption tower is adjusted. Besides, the scheme is also provided with a recovery system, so that recovery treatment of flushing water can be realized, the quality of the flushing water is ensured, and the flushing effect is further improved.
By setting up these structures, the present application can realize:
improvement of desulfurization effect: the utility model can maintain the balance of materials in the desulfurizing tower and ensure the quality of flushing water through water quality detection and treatment equipment, so that the desulfurizing effect can be obviously improved.
Resource utilization efficiency promotes: through the cyclic utilization of the flushing water, the consumption of water resources is greatly reduced, and the resource utilization efficiency is improved. This not only saves costs, but also conforms to the current concepts of environmental protection and sustainable development.
The environmental protection benefit is obvious: the recycling of the flushing water greatly reduces the demand for fresh water resources, lightens the pressure on the environment and remarkably improves the environmental protection benefit.
The economic benefit is obvious: the use of fresh water resources is reduced, so that the running cost is reduced; meanwhile, the desulfurization effect and the operation efficiency are improved, and the production benefit of the desulfurization tower is increased, so that the system can bring obvious economic benefit.
The operation efficiency is improved: through comprehensively cleaning the demister, dust accumulation and blockage are avoided, the operation efficiency of the desulfurizing tower can be improved, and the service life of equipment is prolonged.
By utilizing the structures, the water-saving type absorption tower demister flushing and circulating device capable of adjusting the recovery ratio of circulating flushing water, thereby adjusting and relieving the unbalance of materials in the absorption tower and recycling water resources is realized.
Drawings
For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
fig. 1 is a schematic structural view of the present utility model.
Reference numerals: 1. a water spray subsystem; 2. a water receiving subsystem; 3. a water treatment subsystem; 4. a storage Shui Zi system; 5. a hydrodynamic subsystem; 6. desulfurizing slurry; 101. a spray branch pipe; 102. a spray header; 103. a demister; 201. a sink groove; 202. a water collection bucket; 203. a water outlet; 301. a first connection pipe; 302. a sedimentation tank; 303. an adjusting tank; 304. a dosing device; 305. a drain valve; 306. a second connection pipe; 401. a water supplementing device; 402. a water level measuring device; 403. a water storage tank; 501. a third connection pipe; 502. and a fourth connecting pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1, the present utility model provides a water-saving type absorption tower demister flushing cycle apparatus, comprising: the water spraying subsystem 2 is arranged below the water spraying subsystem 1, the water receiving subsystem 2 comprises a converging groove 201, the converging groove 201 is fixedly connected inside the absorption tower, a plurality of water collecting hoppers 202 are uniformly arranged at the top end of the converging groove 201, the bottom ends of the water collecting hoppers 202 are communicated with the converging groove 201, gaps are formed between the plurality of water collecting hoppers 202, one end of the converging groove 201 is fixedly communicated with one end of a recovery system through a water outlet 203, and the other end of the recovery system is communicated with the water spraying subsystem 1.
The utility model adopts the water collecting bucket 202 to collect the flushing water generated by spraying in the upper water spraying subsystem 1, and can effectively adjust the water sprayed by the water spraying subsystem 1 and entering the lower desulfurization slurry 6, thereby optimizing the material proportion in the desulfurization slurry 6 and ensuring the material balance of the desulfurization slurry 6 and the operation balance in the absorption tower. Gaps are arranged between the water collection hoppers 202, the size of the gaps can be adjusted according to the operation requirement of the absorption tower, and the gaps between the water collection hoppers 202 are adjusted by disassembling and replacing the water collection hoppers 202 in different structural forms (sizes and shapes), so that the water quantity flowing down from the gaps is changed, the flow of slurry can be adjusted, and the material balance in the absorption tower is adjusted. Besides, the scheme is also provided with a recovery system, so that recovery treatment of flushing water can be realized, the quality of the flushing water is ensured, and the flushing effect is further improved.
The bus duct 201 and the water collection bucket 202 are connected by welding, and the specific structure of the connection is a general technical means in the art, which is not described herein.
Further preferably, the converging groove 201 is obliquely arranged, and the height of one end of the converging groove 201 close to the water outlet 203 is lower than that of one end of the converging groove 201 far away from the water outlet 203.
Through setting up the converging trough 201 and the water catch bowl 202 of taking the inclination mutually support, utilize gravity can let wash water and the automatic outflow of the residue that produces in the flushing process.
Further optimizing scheme, water spray subsystem 1 includes spray branch 101, spray branch 101 one end and recovery system intercommunication, spray branch 101 bottom fixed intercommunication has a plurality of shower head 102, and the absorption tower inboard of a plurality of shower head 102 below is equipped with defroster 103, and defroster 103 is connected with the lateral wall fixed on the inboard top of absorption tower, and a plurality of water catch bowl 202 is located defroster 103 below.
The shower head 102 in the water spray subsystem 1 can uniformly spray the washing water to the surface of the mist eliminator 103, thereby achieving the effect of comprehensively cleaning the mist eliminator.
Further optimizing scheme, recovery system includes water receiving subsystem 2, water treatment subsystem 3, storage Shui Zi system 4, hydrodynamic subsystem 5 that communicate in proper order, and outlet 203 in the water receiving subsystem 2 communicates with water treatment subsystem 3, sprays branch pipe 101 and hydrodynamic subsystem 5 intercommunication.
After being purified by the water treatment subsystem 3, the flushing water enters the storage Shui Zi system 4 for storage, finally returns to the spray branch pipe 101 in the water spraying subsystem 1 through the hydrodynamic subsystem 5 to supply water for the spray header 102, so that the recycling is realized.
Further optimizing scheme, water treatment subsystem 3 includes the processing case, has seted up sedimentation tank 302, equalizing basin 303 in the processing case, and sedimentation tank 302 top is through first connecting pipe 301 and outlet 203 fixed intercommunication, communicates through the connecting hole between sedimentation tank 302, the equalizing basin 303, and the connecting hole is located sedimentation tank 302 one side top, and equalizing basin 303 one side bottom is through second connecting pipe 306 and water storage subsystem 4 intercommunication, is equipped with drain valve 305 on the second connecting pipe 306, and equalizing basin 303 fixed intercommunication has charge device 304.
The flushing water introduced by the first connecting pipe 301 firstly enters the sedimentation tank 302, is discharged into the regulating tank 303 through the connecting hole after being sedimented by the sedimentation tank 302, and the chemical property of the flushing water in the regulating tank 303 is optimally regulated through the dosing device 304, so that the quality requirement of the flushing water is ensured, and the flushing water is discharged into the water storage tank 403 through the second connecting pipe 306, so that the basic purification of the flushing water is realized. The connection hole is located above one side of the settling tank 302 to ensure a settling effect, and the washing water overflows into the regulating tank 303 after passing through the connection hole.
Further optimizing scheme, water storage subsystem 4 includes storage water tank 403, storage water tank 403 top and second connecting pipe 306 fixed intercommunication, and storage water tank 403 bottom is through third connecting pipe 501 and hydrodynamic subsystem 5 fixed intercommunication, and storage water tank 403 one side top fixed intercommunication has moisturizing device 401, and storage water tank 403 one side is equipped with water level measuring device 402.
The water replenishing device 401 is externally connected with industrial water for replenishing flushing water, and meanwhile, the water level measuring device 402 is used for monitoring the water level change in the water storage tank 403 in real time, so that proper circulating water is ensured, and the structure of the water level measuring device 402 is conventional technical means and is not repeated here.
Further optimizing scheme, hydrodynamic subsystem 5 includes the power water pump, and the input of power water pump is fixed to be linked together with third connecting pipe 501, and the output of power water pump is fixed to be linked together with spray branch 101 through fourth connecting pipe 502. The power water pump provides power for the water circulation of the whole system, so that the circulating water can continuously run.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (7)
1. A water-saving absorber demister flushing cycle apparatus, comprising: the water spraying device comprises a water spraying subsystem (1) arranged at the top end inside an absorption tower, wherein a water receiving subsystem (2) is arranged below the water spraying subsystem (1), the water receiving subsystem (2) comprises a converging groove (201), the converging groove (201) is fixedly connected to the inner side of the absorption tower, a plurality of water collecting hoppers (202) are uniformly arranged at the top ends of the converging grooves (201), the bottom ends of the water collecting hoppers (202) are communicated with the converging grooves (201), a plurality of gaps are formed between the water collecting hoppers (202), one end of the converging grooves (201) is fixedly communicated with one end of a recovery system through a water outlet (203), and the other end of the recovery system is communicated with the water spraying subsystem (1).
2. A water-saving absorber demister flushing cycle device according to claim 1, wherein the converging groove (201) is obliquely arranged, and a height of an end of the converging groove (201) close to the water outlet (203) is lower than a height of an end of the converging groove (201) away from the water outlet (203).
3. A water-saving absorption tower mist eliminator flushing and circulating device as claimed in claim 2, wherein the water spraying subsystem (1) comprises a spraying branch pipe (101), one end of the spraying branch pipe (101) is communicated with the recovery system, a plurality of spraying heads (102) are fixedly communicated with the bottom end of the spraying branch pipe (101), a plurality of mist eliminator (103) are arranged on the inner side of the absorption tower below the spraying heads (102), the mist eliminator (103) is fixedly connected with the top end of the inner side of the absorption tower, and a plurality of water collecting hoppers (202) are arranged below the mist eliminator (103).
4. A water-saving absorption tower mist eliminator flushing cycle device as claimed in claim 3, wherein the recovery system comprises a water receiving subsystem (2), a water treatment subsystem (3), a storage Shui Zi system (4) and a hydrodynamic subsystem (5) which are communicated in sequence, wherein the water outlet (203) in the water receiving subsystem (2) is communicated with the water treatment subsystem (3), and the spray branch pipe (101) is communicated with the hydrodynamic subsystem (5).
5. A water-saving absorption tower defroster washing circulation device according to claim 4, wherein the water treatment subsystem (3) comprises a treatment box, sedimentation tank (302) and equalizing basin (303) are arranged in the treatment box, sedimentation tank (302) top is fixedly communicated with outlet (203) through first connecting pipe (301), through the connecting hole intercommunication between sedimentation tank (302) and equalizing basin (303), the connecting hole is located sedimentation tank (302) one side top, equalizing basin (303) one side bottom is communicated with water storage subsystem (4) through second connecting pipe (306), be equipped with drain valve (305) on second connecting pipe (306), equalizing basin (303) fixed intercommunication has medicine adding device (304).
6. A water-saving absorption tower mist eliminator flushing cycle device as claimed in claim 5, wherein the water storage subsystem (4) comprises a water storage tank (403), the top end of the water storage tank (403) is fixedly communicated with the second connecting pipe (306), the bottom end of the water storage tank (403) is fixedly communicated with the hydrodynamic subsystem (5) through a third connecting pipe (501), a water supplementing device (401) is fixedly communicated with the top end of one side of the water storage tank (403), and a water level measuring device (402) is arranged on one side of the water storage tank (403).
7. A water-saving absorption tower mist eliminator flushing cycle device as claimed in claim 6, characterized in that the hydrodynamic subsystem (5) comprises a power water pump, the input end of which is fixedly connected with the third connecting pipe (501), and the output end of which is fixedly connected with the spray branch pipe (101) through a fourth connecting pipe (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322123737.XU CN220215980U (en) | 2023-08-08 | 2023-08-08 | Water-saving absorption tower defroster washes circulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322123737.XU CN220215980U (en) | 2023-08-08 | 2023-08-08 | Water-saving absorption tower defroster washes circulating device |
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| Publication Number | Publication Date |
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| CN220215980U true CN220215980U (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322123737.XU Active CN220215980U (en) | 2023-08-08 | 2023-08-08 | Water-saving absorption tower defroster washes circulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220215980U (en) |
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2023
- 2023-08-08 CN CN202322123737.XU patent/CN220215980U/en active Active
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