CN109045990A - It is a kind of suitable for the double tower purification system of dangerous waste fume treatment and application - Google Patents
It is a kind of suitable for the double tower purification system of dangerous waste fume treatment and application Download PDFInfo
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- CN109045990A CN109045990A CN201811267089.2A CN201811267089A CN109045990A CN 109045990 A CN109045990 A CN 109045990A CN 201811267089 A CN201811267089 A CN 201811267089A CN 109045990 A CN109045990 A CN 109045990A
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- 238000011282 treatment Methods 0.000 title claims abstract description 22
- 238000000746 purification Methods 0.000 title claims abstract description 20
- 239000002699 waste material Substances 0.000 title claims description 32
- 239000003517 fume Substances 0.000 title claims description 19
- 238000005406 washing Methods 0.000 claims abstract description 79
- 238000005201 scrubbing Methods 0.000 claims abstract description 67
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000003546 flue gas Substances 0.000 claims abstract description 59
- 239000002002 slurry Substances 0.000 claims description 68
- 239000007921 spray Substances 0.000 claims description 60
- 239000007789 gas Substances 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 22
- 238000013459 approach Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 239000004615 ingredient Substances 0.000 claims description 7
- 239000003595 mist Substances 0.000 claims description 7
- 210000002966 serum Anatomy 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 abstract description 7
- 239000002920 hazardous waste Substances 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B01D53/34—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
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
本发明涉及一种适用于危废烟气处理的双塔净化系统，所述系统包括一级洗涤系统和/或二级脱酸系统，所述一级洗涤系统能够对烟气进行洗涤，所述二级脱酸系统能够脱出烟气中的酸性成分，使得烟气中的酸性成分被脱出，达到烟气排放标准；当一级洗涤系统和二级脱酸系统同时设置时，所述一级洗涤系统和二级脱酸系统串联布置，且一级洗涤系统的烟气输出端与二级脱酸系统的烟气输入端相连接设置。本系统可以有效地除去烟气中大部分污染物质，并且可以通过二级脱酸塔将烟气中的酸性物质脱除以达到现有的排放标准。
The invention relates to a double-tower purification system suitable for the treatment of hazardous waste flue gas. The system includes a primary washing system and/or a secondary deacidification system. The primary washing system can wash the flue gas. The secondary deacidification system can remove the acidic components in the flue gas, so that the acidic components in the flue gas are removed to meet the flue gas emission standards; when the primary scrubbing system and the secondary deacidification system are set at the same time, the primary scrubbing The system and the secondary deacidification system are arranged in series, and the flue gas output end of the primary scrubbing system is connected to the flue gas input end of the secondary deacidification system. This system can effectively remove most of the pollutants in the flue gas, and can remove the acidic substances in the flue gas through the secondary deacidification tower to meet the existing emission standards.
Description
Technical field
The invention belongs to hazardous waste processing technology field, especially a kind of double tower suitable for dangerous waste fume treatment is purified
System and application.
Background technique
With the high speed development of China's industry, the yield of hazardous waste increases year by year, forms serious harm to environment.
The environmental issue that countries in the world must face, poisonous and hazardous dangerous waste are become for increasing various treatments of wastes produced
Object processing has become the big project of national governments' headache, and is related to the problem of human development and ecological environment.China is current
Directly landfill, the method stacked are mostly used greatly for the processing of hazardous waste, this does not only take up a large amount of soils, and seriously pollutes
Soil, underground water and atmosphere, threaten people's health, destroy the environment of surrounding.
Exhaust gas largely containing pollutant can be generated in dangerous waste processing, how to be handled this exhaust gas and also become people
The most important thing of care.
By retrieval, patent publication us relevant to application for a patent for invention is not yet found.
Summary of the invention
It is an object of the invention in place of overcome the deficiencies in the prior art, at present due to the complexity of dangerous waste industry,
The composition in flue gas generated after dangerous waste processing is also very complicated, provides a kind of double tower purification suitable for dangerous waste fume treatment
System and application, to meet the technical deficiency of existing dangerous waste industry, which, which can remove effectively in flue gas, largely pollutes
Substance, and can be removed the acidic materials in flue gas to reach existing discharge standard by second level extracting tower.
The present invention solves its technical problem and adopts the following technical solutions to achieve:
A kind of double tower purification system suitable for dangerous waste fume treatment, the system comprises level-one washing system and/or two
Grade deacidification system, the level-one washing system can wash flue gas, and the second level deacidification system can be deviate from flue gas
Acid ingredient reach standard limit of smog release so that the acid ingredient in flue gas is deviate from；
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and second level deacidification system
Arranged in series, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
Moreover, the level-one washing system includes scrubber system, circulation washing system and washing discharging system；It is described to wash
Washing Tower System includes scrubbing tower, gas approach, scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, the washing
Sequentially coaxially scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, the outlet cigarette is arranged in interval from the bottom to top in tower
Road is coaxially disposed in the top of scrubbing tower；It is arranged on scrubbing tower between the scrubbing tower slurry storage section, scrubbing tower washing section
Be connected setting inside gas approach, the gas approach and scrubbing tower；The scrubbing tower washing section includes spray pipeline and nozzle,
The spray pipeline is horizontally disposed on the inner wall of scrubbing tower, is evenly distributed in the horizontal direction on the bottom surface of the spray pipeline
Interval is arranged multiple nozzles, which is connected setting with spray pipeline；
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the circulation washing system
Output end is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, the circulation
Washing system can input the serum recycle in scrubbing tower slurry storage section in spray pipeline；
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, the washing discharging system energy
The slurries for reaching emission request in scrubbing tower slurry storage section are enough discharged.
Moreover, the circulation washing system includes cleaning circulation pump and circulation line, the input terminal of the cleaning circulation pump
It is connected with scrubbing tower slurry storage section setting by circulation line, the output end of the cleaning circulation pump passes through circulation line and spray
The input terminal on shower pipe road is connected setting, and the output end of the spray pipeline is connected setting with nozzle；
The washing discharging system includes washing efflux pump, the input terminal and scrubbing tower slurry storage of the washing efflux pump
Section is connected setting.
Moreover, the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling discharging system；It is described de-
Acid tower system includes extracting tower gas approach, extracting tower and extracting tower exhaust pass, and the extracting tower includes the storage of extracting tower slurries
Deposit section, depickling section and demisting section；
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower,
The coaxial closely coupled logical top for being set to extracting tower of the extracting tower exhaust pass；The extracting tower slurry storage section, depickling
Extracting tower gas approach is set on the extracting tower between section, and be connected setting inside the extracting tower gas approach and extracting tower；Institute
Stating depickling section includes depickling section spray pipeline and depickling section nozzle, and the depickling section spray pipeline is horizontally disposed in depickling
On the inner wall of tower, multiple depickling section nozzles are arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline, should
Depickling section nozzle is connected setting with depickling section spray pipeline；
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the circulation deacidification system
Output end is connected setting with the input terminal of depickling section spray pipeline, the output end and depickling section nozzle of the depickling section spray pipeline
Be connected setting, which can input depickling section spray pipeline for the serum recycle in extracting tower slurry storage section
In；
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, the depickling discharging system energy
The slurries for reaching emission request in extracting tower slurry storage section are enough discharged.
Moreover, the circulation deacidification system includes depickling circulating pump and depickling circulation line, the depickling circulating pump it is defeated
Enter end to be connected with extracting tower slurry storage section setting by depickling circulation line, the output end of the depickling circulating pump passes through depickling
Circulation line is connected setting with the input terminal of depickling section spray pipeline, and the output end and depickling section of the depickling section spray pipeline spray
Mouth is connected setting；
The depickling discharging system includes depickling efflux pump, the input terminal and extracting tower slurry storage of the depickling efflux pump
Section is connected setting.
Moreover, the structure that the depickling section uses is pneumatic mixed cell.
Moreover, the second level deacidification system further includes eddy flow mixing section, which is coaxially disposed in depickling section
Depickling inner wall of tower on, above eddy flow mixing section, lower section be arranged at intervals with depickling section spray pipeline and depickling section nozzle.
Moreover, the demisting section includes demister and mist eliminator flushing water system, the mist eliminator flushing water system can
Rinse demister.
Moreover, the mist eliminator flushing water system includes flush water pump；Alternatively, the demister is pneumatic efficient demisting
Device.
It is as described above suitable for the double tower purification system of dangerous waste fume treatment in terms of the deacidifying flue gas improvement application.
The advantages of present invention obtains and good effect are:
1, the present invention is the smoke processing system of dangerous waste industry, there is various uncertain substances in dangerous waste industry flue gas, existing
There is technology to be not directed to this respect, present system can remove effectively most of polluter in flue gas, and can lead to
Second level extracting tower is crossed to remove the acidic materials in flue gas to reach existing discharge standard.The present invention provides a kind of new danger
Flue gas processing technique scheme.The present invention can also according in dangerous waste flue gas ingredient it is different be used alone level-one washing systems or
Second level deacidification system ensure that the flexibility of system setting.
2, this system can be adjusted according to the size of dangerous waste processing system exhaust gas volumn, by adjusting level-one washing system
Scrubbing tower or second level deacidification system extracting tower diameter treated meeting different dangerous waste systems exhaust gas volumn, it is high to meet
Deacidification efficiency, and there is certain efficiency of dust collection, secondary pollution will not be generated, environmental protection is conducive to.
3, present system is improved and has been innovated, and applies two-level processing system in a device, in two-stage treatment system
Under the processing of system, deviate from the acidic materials in flue gas, so that flue gas be made to meet existing emission request；The device can expire
Deacidifying flue gas demand under the various operating conditions of foot.
4, the level-one washing system and second level deacidification system of this system can be used in series；Also it can be used alone, expand this
The use scope of system.
Detailed description of the invention
Fig. 1 is the structure connection signal schematic diagram of level-one washing system in the present invention；
Fig. 2 is the structure connection signal schematic diagram of second level deacidification system in the present invention.
Specific embodiment
Below with reference to the invention will be further described by specific embodiment, following embodiment be it is descriptive, no
It is restrictive, this does not limit the scope of protection of the present invention.
Structure, connection relationship and the method being not described in detail in the invention patent, can be understood as public affairs in the art
Know common sense.
A kind of double tower purification system suitable for dangerous waste fume treatment, as depicted in figs. 1 and 2, the system comprises level-ones
Washing system 1 and/or second level deacidification system 2, the level-one washing system can wash flue gas, second level depickling system
The acid ingredient that uniting can deviate from flue gas reaches standard limit of smog release so that the acid ingredient in flue gas is deviate from；
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and second level deacidification system
Arranged in series, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
In the present embodiment, the level-one washing system includes scrubber system, circulation washing system and washing outlet system
System 16；The scrubber system includes scrubbing tower 17, gas approach 12, scrubbing tower slurry storage section 15, scrubbing tower washing section 14
With exhaust pass 13, sequentially coaxially interval setting scrubbing tower slurry storage section, scrubbing tower washing from the bottom to top in the scrubbing tower
Section and exhaust pass, the exhaust pass are coaxially disposed in the top of scrubbing tower；The scrubbing tower slurry storage section, scrubbing tower washing
Inlet porting flue on scrubbing tower between section, be connected inside the gas approach and scrubbing tower setting；The scrubbing tower washing
Section includes spray pipeline 18 and nozzle 19, and the spray pipeline is horizontally disposed on the inner wall of scrubbing tower, the spray tube
Uniformly distributed interval is arranged multiple nozzles in the horizontal direction on the bottom surface on road, which is connected setting with spray pipeline；
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the circulation washing system
Output end is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, the circulation
Washing system can input the serum recycle in scrubbing tower slurry storage section in spray pipeline；
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, the washing discharging system energy
The slurries for reaching emission request in scrubbing tower slurry storage section are enough discharged.
The gas approach of the level-one washing system of this system can guarantee that flue gas (preferably evenly) can enter in scrubbing tower；
Scrubbing tower slurry storage section is to meet washing slurry storage, and washing slurries are precipitated in the section；When cleaning solution concentration reaches fixed
Pass through washing discharging system discharge when value again to be post-processed；Scrubbing tower washing section is flue gas and cleaning solution contact-segment, by connecing
Impurity in touching washing flue gas, and reduce flue-gas temperature；Exhaust pass can guarantee flue gas outlet.
In the present embodiment, the circulation washing system includes cleaning circulation pump 5 and circulation line 11, the wash cycle
The input terminal of pump is connected setting by circulation line with scrubbing tower slurry storage section, and the output end of the cleaning circulation pump is by following
Endless tube road is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle；
The washing discharging system includes washing efflux pump 6, and the input terminal and scrubbing tower slurries of the washing efflux pump store up
Section is deposited to be connected setting.
In the present embodiment, the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling outlet system
System 28；The depickling Tower System includes extracting tower gas approach 22, extracting tower 29 and extracting tower exhaust pass 24, the extracting tower
Including extracting tower slurry storage section 27, depickling section 25 and demisting section 23；
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower,
The coaxial closely coupled logical top for being set to extracting tower of the extracting tower exhaust pass；The extracting tower slurry storage section, depickling
Extracting tower gas approach is set on the extracting tower between section, and be connected setting inside the extracting tower gas approach and extracting tower；Institute
Stating depickling section includes depickling section spray pipeline 10 and depickling section nozzle 9, the depickling section spray pipeline it is horizontally disposed in
On the inner wall of extracting tower, multiple depickling section sprays are arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline
Mouth, the depickling section nozzle are connected setting with depickling section spray pipeline；
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the circulation deacidification system
Output end is connected setting with the input terminal of depickling section spray pipeline, the output end and depickling section nozzle of the depickling section spray pipeline
Be connected setting, which can input depickling section spray pipeline for the serum recycle in extracting tower slurry storage section
In；
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, the depickling discharging system energy
The slurries for reaching emission request in extracting tower slurry storage section are enough discharged.
The deacidification system gas approach of the second level deacidification system of this system can guarantee that flue gas can (preferably evenly) enter
In scrubbing tower；Extracting tower slurry storage section is to meet washing slurry storage, and depickling slurries are precipitated in the section；When depickling liquid is dense
Degree passes through the discharge of depickling discharging system again and is post-processed when reaching definite value；Extracting tower depickling section is that flue gas is contacted with depickling liquid
Section, by the acidic materials in contact abjection flue gas, to meet existing discharge standard；Extracting tower exhaust pass can guarantee flue gas
Outlet.
In the present embodiment, the circulation deacidification system includes depickling circulating pump 7 and depickling circulation line 21, the depickling
The input terminal of circulating pump is connected setting by depickling circulation line with extracting tower slurry storage section, the output of the depickling circulating pump
End is connected setting by depickling circulation line with the input terminal of depickling section spray pipeline, the output end of the depickling section spray pipeline
Be connected setting with depickling section nozzle；
The depickling discharging system includes depickling efflux pump 8, and the input terminal and extracting tower slurries of the depickling efflux pump store up
Section is deposited to be connected setting.
In the present embodiment, the structure that the depickling section uses is pneumatic mixed cell.
In the present embodiment, the second level deacidification system further includes eddy flow mixing section 26, eddy flow mixing section coaxial arrangement
In on the depickling inner wall of tower in depickling section, eddy flow mixing section top, lower section are arranged at intervals with depickling section spray pipeline and take off
Sour section nozzle, the eddy flow mixing section are to guarantee that depickling slurries are sufficiently mixed with flue gas, which can set according to requirement of engineering
It sets.
In the present embodiment, the demisting section includes demister and mist eliminator flushing water system (not shown), described
Mist eliminator flushing water system can rinse demister, the mountable various forms of demisters of demisting section.More preferably, described to remove
It includes flush water pump that day with fog, which rinses water system,.More preferably, the demister is pneumatic high efficiency demister.
The present invention suitable for the double tower purification system of dangerous waste fume treatment can satisfy the processing of various dangerous wastes after acid flue gas
Property object removing, it is possible to use in other occasions deacidifying flue gas administer.
The present invention is suitable for the working principle of the double tower purification system of dangerous waste fume treatment:
Dangerous waste flue gas enters scrubbing tower by the gas approach of scrubbing tower, in scrubbing tower, circulation washing system slurries with
Flue gas hybrid reaction, to remove some heavy metals and other pollutants in flue gas；Flue gas after washing is exported by scrubbing tower
Flue discharge.When level-one washing system and second level deacidification system are arranged simultaneously, which enters second level depickling system by flue
System；Flue gas enters deacidification system extracting tower by the gas approach of the extracting tower of deacidification system, and flue gas is in deacidification system extracting tower
With depickling circulatory system slurries hybrid reaction, to remove acid contaminant in flue gas；It is mixed in depickling section abundant；After purification
Flue gas by the demisting section in extracting tower and then remove the water in flue gas, make flue gas qualified discharge.
Although disclosing the embodiment of the present invention for the purpose of illustration, it will be appreciated by those skilled in the art that: not
Be detached from the present invention and spirit and scope of the appended claims in, various substitutions, changes and modifications be all it is possible, therefore, this
The range of invention is not limited to the embodiment disclosure of that.
Claims (10)
1. a kind of double tower purification system suitable for dangerous waste fume treatment, it is characterised in that: the system comprises level-one washings to be
System and/or second level deacidification system, the level-one washing system can wash flue gas, and the second level deacidification system can take off
Acid ingredient in flue gas out reaches standard limit of smog release so that the acid ingredient in flue gas is deviate from；
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and the series connection of second level deacidification system
Arrangement, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
2. the double tower purification system according to claim 1 suitable for dangerous waste fume treatment, it is characterised in that: the level-one
Washing system includes scrubber system, circulation washing system and washing discharging system；The scrubber system includes scrubbing tower, enters
Mouthful flue, scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, in the scrubbing tower from the bottom to top sequentially coaxially between
Every setting scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, which is coaxially disposed in the top of scrubbing tower
Portion；Inlet porting flue on scrubbing tower between the scrubbing tower slurry storage section, scrubbing tower washing section, the gas approach with wash
Wash the setting that is connected inside tower；The scrubbing tower washing section includes spray pipeline and nozzle, and the spray pipeline is in the horizontal direction
It is set on the inner wall of scrubbing tower, multiple nozzles, the spray is arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the spray pipeline
Mouth is connected setting with spray pipeline；
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the output of the circulation washing system
End is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, which washs
System can input the serum recycle in scrubbing tower slurry storage section in spray pipeline；
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, which can arrange
Reach the slurries of emission request in scrubbing tower slurry storage section out.
3. the double tower purification system according to claim 2 suitable for dangerous waste fume treatment, it is characterised in that: the circulation
Washing system includes cleaning circulation pump and circulation line, and the input terminal of the cleaning circulation pump is starched by circulation line and scrubbing tower
Liquid canned paragraphs are connected setting, and the output end of the cleaning circulation pump, which is connected by circulation line with the input terminal of spray pipeline, to be set
It sets, the output end of the spray pipeline is connected setting with nozzle；
The washing discharging system includes washing efflux pump, the input terminal and scrubbing tower slurry storage section phase of the washing efflux pump
Connection setting.
4. the double tower purification system according to any one of claims 1 to 3 suitable for dangerous waste fume treatment, feature exist
In: the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling discharging system；The depickling Tower System packet
Extracting tower gas approach, extracting tower and extracting tower exhaust pass are included, the extracting tower includes extracting tower slurry storage section, depickling section
With demisting section；
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower, described
The coaxial closely coupled logical top for being set to extracting tower of extracting tower exhaust pass；The extracting tower slurry storage section, depickling section it
Between extracting tower on extracting tower gas approach is set, be connected inside the extracting tower gas approach and extracting tower setting；It is described de-
Sour section includes depickling section spray pipeline and depickling section nozzle, and the depickling section spray pipeline is horizontally disposed in extracting tower
On inner wall, multiple depickling section nozzles, the depickling is arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline
Section nozzle is connected setting with depickling section spray pipeline；
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the output of the circulation deacidification system
The setting that is connected with the input terminal of depickling section spray pipeline is held, the output end of the depickling section spray pipeline is connected with depickling section nozzle
Logical setting, the circulation deacidification system can input the serum recycle in extracting tower slurry storage section in depickling section spray pipeline；
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, which can arrange
Reach the slurries of emission request in extracting tower slurry storage section out.
5. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the circulation
Deacidification system includes depickling circulating pump and depickling circulation line, the input terminal of the depickling circulating pump by depickling circulation line with
Extracting tower slurry storage section is connected setting, and the output end of the depickling circulating pump passes through depickling circulation line and depickling section spray tube
The input terminal on road is connected setting, and the output end of the depickling section spray pipeline is connected setting with depickling section nozzle；
The depickling discharging system includes depickling efflux pump, input terminal and the extracting tower slurry storage section phase of the depickling efflux pump
Connection setting.
6. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the depickling
The structure that section uses is pneumatic mixed cell.
7. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the second level
Deacidification system further includes eddy flow mixing section, and eddy flow mixing section coaxial arrangement is on the depickling inner wall of tower in depickling section, the eddy flow
Mixing section top, lower section are arranged at intervals with depickling section spray pipeline and depickling section nozzle.
8. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the demisting
Section includes demister and mist eliminator flushing water system, and the mist eliminator flushing water system can rinse demister.
9. the double tower purification system according to claim 8 suitable for dangerous waste fume treatment, it is characterised in that: the demisting
It includes flush water pump that device, which rinses water system,；Alternatively, the demister is pneumatic high efficiency demister.
10. the double tower purification system as described in any one of claim 1 to 9 suitable for dangerous waste fume treatment is controlled in deacidifying flue gas
Application in reason aspect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811267089.2A CN109045990A (en) | 2018-10-29 | 2018-10-29 | It is a kind of suitable for the double tower purification system of dangerous waste fume treatment and application |
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| CN201811267089.2A CN109045990A (en) | 2018-10-29 | 2018-10-29 | It is a kind of suitable for the double tower purification system of dangerous waste fume treatment and application |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201609633U (en) * | 2010-01-12 | 2010-10-20 | 上海洁美环保科技有限公司 | Ammonia flue gas desulfurization device of byproducts of ammonium hydrogen sulfite and ammonium sulfite |
| CN108479369A (en) * | 2018-04-24 | 2018-09-04 | 中国石油化工股份有限公司 | A kind of ultra-clean discharge ammonia desulfuration equipment and technique |
| CN209423329U (en) * | 2018-10-29 | 2019-09-24 | 航天环境工程有限公司 | A kind of double tower purification system suitable for dangerous waste fume treatment |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201609633U (en) * | 2010-01-12 | 2010-10-20 | 上海洁美环保科技有限公司 | Ammonia flue gas desulfurization device of byproducts of ammonium hydrogen sulfite and ammonium sulfite |
| CN108479369A (en) * | 2018-04-24 | 2018-09-04 | 中国石油化工股份有限公司 | A kind of ultra-clean discharge ammonia desulfuration equipment and technique |
| CN209423329U (en) * | 2018-10-29 | 2019-09-24 | 航天环境工程有限公司 | A kind of double tower purification system suitable for dangerous waste fume treatment |
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Application publication date: 20181221 |