CN108355457A - Wet desulfurization flue gas disappears white system - Google Patents
Wet desulfurization flue gas disappears white system Download PDFInfo
- Publication number
- CN108355457A CN108355457A CN201810371497.6A CN201810371497A CN108355457A CN 108355457 A CN108355457 A CN 108355457A CN 201810371497 A CN201810371497 A CN 201810371497A CN 108355457 A CN108355457 A CN 108355457A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- pipeline
- desulfurizing tower
- catch basin
- water
- 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.)
- Pending
Links
- 230000003009 desulfurizing Effects 0.000 title claims abstract description 82
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 239000003546 flue gas Substances 0.000 title claims abstract description 56
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 39
- 239000002002 slurry Substances 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000005507 spraying Methods 0.000 claims abstract description 22
- 210000002966 Serum Anatomy 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000000498 cooling water Substances 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 23
- 239000010802 sludge Substances 0.000 claims description 11
- 230000001105 regulatory Effects 0.000 claims description 4
- 239000000969 carrier Substances 0.000 claims 1
- 239000003595 mist Substances 0.000 abstract description 12
- 238000011010 flushing procedure Methods 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 abstract description 5
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
A kind of wet desulfurization flue gas disappears white system, including desulfurizing tower, slurries spraying layer device, direct serum recycle pipeline, direct slurry circulating pump, indirect serum recycle pipeline, slurry heat exchanger, indirect slurry circulating pump, with the water inlet line of slurry heat exchanger, the cooling tower that water return pipeline is connected, cooling water circulating pump on water inlet line, supporting beam, bilayer in supporting beam is staggered in arrangement and carries the U-shaped catch basin of tilting of flue gas through flow hole, U-shaped catch basin spray head, position is mounted on the demister on desulfurizing tower, tilting gas inlet pipeline, exhanst gas outlet pipeline.Flue gas cool-down of the present invention condenses and disappears white and can remove the big drop pollutant in saturated steam, recycles mist eliminator flushing water, ensures the water balance inside desulfurizing tower, water-saving, the desulfurizer mist eliminator flushing water of collection can be used as U-shaped catch basin self-cleaning.It can be widely applied in station boiler and other Industrial Boiler wet desulfurization systems.
Description
Technical field
Disappear white system the present invention relates to a kind of wet desulfurization flue gas, can be widely applied to station boiler and other Industrial Boilers
In wet desulfurization system.
Background technology
In recent years, China increases environmentally friendly dynamics, it is desirable that eliminates chimney white plume.Currently, chimney white cigarette deep treatment
Technical way is flue gas condensing mode, increases flue gas condensing heat exchanger in desulfurizing tower rear pass, is reduced by flue gas heat exchange
Flue-gas temperature, realizing reduces flue gas after desulfurization cooling condensation, and the material of this mode heat exchanging device requires very high, cost of investment
Height, in addition the water after flue gas condensing be not easy to handle.
Invention content
The purpose of the present invention is to provide a kind of condensation of flue gas cool-down and disappears white and the big liquid in saturated steam can be removed
Drop pollutant recycles mist eliminator flushing water, ensures water balance, water-saving, collection the desulfurizer mist eliminator inside desulfurizing tower
The wet desulfurization flue gas that flushing water can be used as U-shaped catch basin self-cleaning disappears white system.
In order to achieve the above object, wet desulfurization flue gas of the present invention disappears white system, including desulfurizing tower, is mounted in desulfurizing tower
The slurries spraying layer device in portion connects between the lower slurry spraying layer pipeline and desulfurizing tower lower side of slurries spraying layer device
The direct serum recycle pipeline connect, the direct slurry circulating pump being mounted on direct serum recycle pipeline are filled in slurries spraying layer
The indirect serum recycle pipeline connected between the top slurry spraying layer pipeline set and desulfurizing tower bottom sides, from top to bottom successively
Slurry heat exchanger, indirect slurry circulating pump on indirect serum recycle pipeline, with the water inlet line of slurry heat exchanger, return
The cooling tower that waterpipe is connected, the cooling water circulating pump being mounted on water inlet line are located at slurries spraying layer in desulfurizing tower
The device top and supporting beam on the desulfurizing tower, the bilayer in supporting beam are staggered in arrangement and carry flue gas through flow hole
The U-shaped catch basin of tilting, the U-shaped catch basin spray head at the top of the U-shaped trough slope that catchments of tilting, be located at desulfurization
U-shaped catch basin top in tower and the demister on desulfurizing tower are located at slurries spraying layer device lower part and are starched with desulfurizing tower
Between liquid level and mounted on tilting flue gas inlet tube road on desulfurizing tower side, it is located at the smoke outlet tube being arranged at the top of desulfurizing tower
Road.
Wet desulfurization flue gas of the present invention disappears white system, the U-shaped catch basin of the tilting, the angle of the gradient and horizontal plane
It is 2 °~3 °.
Wet desulfurization flue gas of the present invention disappears white system, further includes being set in the gradient low side of the U-shaped catch basin of tilting
The catch basin water return pipeline set, the catch basin backwater control regulating valve being mounted on catch basin water return pipeline are used for catch basin
The buffer tank that cooling water in water return pipeline is collected.
Wet desulfurization flue gas of the present invention disappears white system, and wet desulfurization flue gas of the present invention disappears white system, further includes in tilting U
The clear liquid fill cycle pipeline being arranged between the high-end top of the gradient and buffer tank clear liquid position side of type catch basin, from buffering
Water tank starts to be mounted with clear liquid fill cycle pump, clear liquid water inlet control valve door successively on clear liquid fill cycle pipeline.
Wet desulfurization flue gas of the present invention disappears white system, further includes the buffer tank bottom and the desulfurizing tower lower part
A sludge transporting pipeline is connected between side, and a sludge delivery pump is installed in sludge transporting pipeline.
Wet desulfurization flue gas of the present invention disappears white system, and operation principle is:It is located at spraying layer bottom of device at gas inlet
Between Desulfurization tower slurry face, slurries cooled flue gas, since the flue gas vapor close to spraying layer has been saturated, when cooling slurries
Spray flue gas when, flue-gas temperature can reduce, and the vapor in flue gas becomes liquid from gaseous state, reach flue gas cool-down condensation, disappear it is white
And the big drop pollutant in saturated steam can be removed.
Wet desulfurization flue gas of the present invention disappears white system, and slurries are arranged on desulfurizing tower top spray layer circulating-pump outlet pipeline
Heat exchanger reduces top spray layer slurry temperature using recirculated water in slurry heat exchanger, and the slurries after cooling are in desulfurizing tower
Saturated flue gas carry out cool-down dehumidification, the moisture in flue gas is precipitated, and the hydrofuge amount that reduces, water-saving is realized, to realize decrease plume
Formation, it is white to achieve the purpose that flue gas disappears.
Wet desulfurization flue gas of the present invention disappears white system, by catch basin water return pipeline, collect mist eliminator flushing water enter it is slow
Waste preventer, it is water-saving.
Wet desulfurization flue gas of the present invention disappears white system, and the catch basin backwater control regulating valve can be starched according to desulfurizing tower
Liquid liquid level is adjusted, and ensures the water balance inside desulfurizing tower.Reach maintenance by collecting mist eliminator flushing water and recycling
The water balance of desulfurization Tower System is stablized and water-saving purpose.
Wet desulfurization flue gas of the present invention disappears white system, and U-shaped catch basin spray head is equipped at the top of the U-shaped trough slope that catchments,
Self-cleaning can be carried out to U-shaped catch basin with the desulfurizer mist eliminator flushing water clear liquid collected.
Wet desulfurization flue gas of the present invention disappears white system, the buffer tank, and the desulfurizer mist eliminator flushing water of collection passes through
Supernatant liquor after precipitation can be used for U-shaped catch basin self-cleaning, can also be rushed to desulfurizing tower technique water tank as desulfurizer mist eliminator
Therefore wash water has the function of water-saving.
Wet desulfurization flue gas of the present invention disappears white system, the buffer tank, and the desulfurizer mist eliminator flushing water of collection passes through
Sludge after precipitation is delivered to desulphurization tower slurry pool by sludge delivery pump.
The white system in conclusion wet desulfurization flue gas of the present invention disappears, flue gas cool-down condense and disappear white and can remove saturated water
Big drop pollutant in steam recycles mist eliminator flushing water, ensures the water balance inside desulfurizing tower, water-saving, collection
Desulfurizer mist eliminator flushing water can be used as U-shaped catch basin self-cleaning.
Description of the drawings
The present invention is described further with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural schematic diagram of the present invention;
Fig. 2 is A-A sectional views in Fig. 1.
Specific implementation mode
In Fig. 1, Fig. 2, wet desulfurization flue gas of the present invention disappears white system, including desulfurizing tower 1, is mounted in the middle part of desulfurizing tower
Slurries spraying layer device 2 connects between the lower slurry spraying layer pipeline and desulfurizing tower lower side of slurries spraying layer device
Several direct serum recycle pipelines 3, be mounted on direct serum recycle pipeline on direct slurry circulating pump 4, slurries spray
The indirect serum recycle pipeline 5 connected between the top slurry spraying layer pipeline and desulfurizing tower bottom sides of drenching layer device, from upper
Slurry heat exchanger 6, the indirect slurry circulating pump 7 being sequentially arranged under on indirect serum recycle pipeline, with slurry heat exchanger
The cooling tower 10 that water inlet line 8, water return pipeline 9 are connected, the cooling water circulating pump 11 being mounted on water inlet line are located at de-
Slurries spraying layer device top and the supporting beam 12 on desulfurizing tower, the double-deck stagger arrangement cloth being mounted in supporting beam in sulphur tower
The U-shaped catch basin 13 of tilting for setting and carrying flue gas through flow hole a, it is U-shaped at the top of the U-shaped trough slope that catchments of tilting
Catch basin spray head 14 is located at the U-shaped catch basin top in desulfurizing tower and the demister 15 on desulfurizing tower, is located at slurries
Between spraying layer device lower part and Desulfurization tower slurry face and mounted on tilting flue gas inlet tube road 16 on desulfurizing tower side, it is located at
The exhanst gas outlet pipeline 17 being arranged at the top of desulfurizing tower.
Wet desulfurization flue gas of the present invention disappears white system, the U-shaped catch basin of the tilting, the angle of the gradient and horizontal plane
α is 2 °~3 °.
Wet desulfurization flue gas of the present invention disappears white system, further includes being set in the gradient low side of the U-shaped catch basin of tilting
The catch basin water return pipeline 18 set, the catch basin backwater control regulating valve 19 being mounted on catch basin water return pipeline, for that will collect
The buffer tank 20 that cooling water in sink water return pipeline is collected.
Wet desulfurization flue gas of the present invention disappears white system, and wet desulfurization flue gas of the present invention disappears white system, further includes in tilting U
The clear liquid fill cycle pipeline 21 being arranged between the high-end top of the gradient and buffer tank clear liquid position side of type catch basin, it is certainly slow
Waste preventer starts to be mounted with clear liquid fill cycle pump 22, clear liquid water inlet control valve door 23 successively on clear liquid fill cycle pipeline.
Wet desulfurization flue gas of the present invention disappears white system, further includes the buffer tank bottom and the desulfurizing tower lower part
A sludge transporting pipeline 24 is connected between side, and a sludge delivery pump 25 is installed in sludge transporting pipeline.
In addition, in Fig. 1, flow of flue gas direction b.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as be without departing from technical solution of the present invention content, according to the technical essence of the invention,
Within the spirit and principles in the present invention, to any simple modification, equivalent replacement and improvement etc. made by above example, still
Belong within the protection domain of technical solution of the present invention.
Claims (5)
- The white system 1. a kind of wet desulfurization flue gas disappears, which is characterized in that including desulfurizing tower, be mounted on the slurries in the middle part of desulfurizing tower and spray Drenching layer device, the direct slurry connected between the lower slurry spraying layer pipeline and desulfurizing tower lower side of slurries spraying layer device Liquid circulating line, the direct slurry circulating pump being mounted on direct serum recycle pipeline are starched at the top of slurries spraying layer device The indirect serum recycle pipeline connected between liquid spraying layer pipeline and desulfurizing tower bottom sides is sequentially arranged at indirectly from top to bottom Slurry heat exchanger, indirect slurry circulating pump on serum recycle pipeline, are connected with the water inlet line of slurry heat exchanger, water return pipeline The cooling tower connect, the cooling water circulating pump being mounted on water inlet line, simultaneously positioned at slurries spraying layer device top in desulfurizing tower Supporting beam on desulfurizing tower, the bilayer in supporting beam are staggered in arrangement and carry the tilting U of flue gas through flow hole Type catch basin, the U-shaped catch basin spray head at the top of the U-shaped trough slope that catchments of tilting are located at U-shaped in desulfurizing tower Catch basin top and the demister on desulfurizing tower, between slurries spraying layer device lower part and Desulfurization tower slurry face simultaneously The tilting flue gas inlet tube road on desulfurizing tower side is located at the exhanst gas outlet pipeline being arranged at the top of desulfurizing tower.
- The white system 2. wet desulfurization flue gas according to claim 1 disappears, which is characterized in that the tilting is U-shaped to catchment The angle of slot, the gradient and horizontal plane is 2 °~3 °.
- The white system 3. wet desulfurization flue gas according to claim 1 disappears, which is characterized in that further include in the tilting The catch basin water return pipeline of the gradient low side setting of U-shaped catch basin, the catch basin return water control being mounted on catch basin water return pipeline Regulating valve processed, the buffer tank for the cooling water in catch basin water return pipeline to be collected.
- The white system 4. wet desulfurization flue gas according to claim 3 disappears, which is characterized in that further include in the U-shaped collection of tilting The clear liquid fill cycle pipeline being arranged between the high-end top of the gradient and buffer tank clear liquid position side of sink, from buffer tank Start to be mounted with clear liquid fill cycle pump, clear liquid water inlet control valve door successively on clear liquid fill cycle pipeline.
- The white system 5. wet desulfurization flue gas according to claim 3 disappears, which is characterized in that wet desulfurization flue gas of the present invention disappears White system further includes that a sludge carrier pipe is connected between the buffer tank bottom and the desulfurizing tower lower side A sludge delivery pump is installed in road in sludge transporting pipeline.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810371497.6A CN108355457A (en) | 2018-04-24 | 2018-04-24 | Wet desulfurization flue gas disappears white system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810371497.6A CN108355457A (en) | 2018-04-24 | 2018-04-24 | Wet desulfurization flue gas disappears white system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108355457A true CN108355457A (en) | 2018-08-03 |
Family
ID=63008779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810371497.6A Pending CN108355457A (en) | 2018-04-24 | 2018-04-24 | Wet desulfurization flue gas disappears white system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108355457A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109289430A (en) * | 2018-11-07 | 2019-02-01 | 南京龙源环保有限公司 | A kind of dry-wet-coupled integrated fume disappears bletilla dust-extraction unit |
CN109663490A (en) * | 2018-12-30 | 2019-04-23 | 福建龙净环保股份有限公司 | Wet desulfurization flue gas condenser system and flue gas condensing method with water balance function |
CN111678158A (en) * | 2020-06-18 | 2020-09-18 | 朱华东 | Wet desulphurization and white removal system |
WO2021027342A1 (en) * | 2019-08-12 | 2021-02-18 | 南京凯盛国际工程有限公司 | Condensation type desulfurization system |
CN113842712A (en) * | 2021-08-17 | 2021-12-28 | 光大环境科技(中国)有限公司 | Demister support with cleaning function, water supplementing system and water supplementing method |
-
2018
- 2018-04-24 CN CN201810371497.6A patent/CN108355457A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109289430A (en) * | 2018-11-07 | 2019-02-01 | 南京龙源环保有限公司 | A kind of dry-wet-coupled integrated fume disappears bletilla dust-extraction unit |
CN109663490A (en) * | 2018-12-30 | 2019-04-23 | 福建龙净环保股份有限公司 | Wet desulfurization flue gas condenser system and flue gas condensing method with water balance function |
WO2021027342A1 (en) * | 2019-08-12 | 2021-02-18 | 南京凯盛国际工程有限公司 | Condensation type desulfurization system |
CN111678158A (en) * | 2020-06-18 | 2020-09-18 | 朱华东 | Wet desulphurization and white removal system |
CN113842712A (en) * | 2021-08-17 | 2021-12-28 | 光大环境科技(中国)有限公司 | Demister support with cleaning function, water supplementing system and water supplementing method |
CN113842712B (en) * | 2021-08-17 | 2022-09-09 | 光大环境科技(中国)有限公司 | Demister support with cleaning function, water supplementing system and water supplementing method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108355457A (en) | Wet desulfurization flue gas disappears white system | |
CN109045953A (en) | A kind of cooling dehumidification by condensation decontamination reheating of flue gas disappears white system and method | |
CN107321124A (en) | The regulation and control of coal-burning power plant's energy-saving dedusting synergy cooperative intelligentization remove white system and method | |
CN105944548B (en) | A kind of desulfurizing tower gas approach and system with desulfurization wastewater concentrating function | |
CN105879596A (en) | Absorption type system and absorption type method for dehumidifying desulfurized flue gas, and coal-fired enterprise | |
CN111974177A (en) | Device and method for collecting water and eliminating white smoke in wet desulphurization flue gas | |
CN209630917U (en) | A kind of wet process of FGD depth disappears white system | |
CN209464873U (en) | A kind of cooling of desulfurization slurry and smoke waste heat utilization system | |
CN106861354A (en) | A kind of condensation method water saving wet desulfurizer | |
CN109482035A (en) | A kind of desulfurization fume multi-stage condensing system | |
CN201445885U (en) | Desulfuration and dedusting device | |
CN209188493U (en) | Wet desulfurization flue gas takes off white device | |
CN208526190U (en) | Wet desulfurization flue gas disappears white device | |
CN109395568A (en) | A kind of low water consumption wet desulphurization method | |
CN109772106A (en) | A kind of flue gas takes off white water saving fixtures | |
CN207042170U (en) | Condensation method water saving wet desulfurizer | |
CN206823458U (en) | A kind of coal-burning power plant's energy-saving dedusting synergy cooperative intelligentization regulation and control remove white system | |
CN109502671A (en) | A kind of Waste water concentrating decrement treatment system | |
CN201724237U (en) | Device for removing stack rain generated by discharge of desulfurization fume stack | |
CN109420421A (en) | A kind of wet desulphurization processing unit | |
CN107490014A (en) | A kind of recuperative heat exchanger coal unit flue gas cool-down water intake system | |
CN208678793U (en) | The white system of boiler smoke qi exhaustion | |
CN208320385U (en) | A kind of elimination white cigarette device for wet fuel gas desulfurizing technology | |
CN207445927U (en) | A kind of Wet FGD | |
CN207422253U (en) | A kind of recuperative heat exchanger coal unit flue gas cool-down water intake system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |