CN105597527B - The administering method of waste gas in a kind of production process of viscose fiber - Google Patents
The administering method of waste gas in a kind of production process of viscose fiber Download PDFInfo
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- CN105597527B CN105597527B CN201510952244.4A CN201510952244A CN105597527B CN 105597527 B CN105597527 B CN 105597527B CN 201510952244 A CN201510952244 A CN 201510952244A CN 105597527 B CN105597527 B CN 105597527B
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- 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
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
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- 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
- B01D53/14—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 absorption
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- 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
- B01D53/32—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 electrical effects other than those provided for in group B01D61/00
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- 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
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
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- 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
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- 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
- B01D53/50—Sulfur oxides
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- 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
- B01D53/52—Hydrogen sulfide
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- 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- 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
- B01D53/86—Catalytic processes
- B01D53/8603—Removing 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
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/302—Alkali metal compounds of lithium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/304—Hydrogen sulfide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/308—Carbonoxysulfide COS
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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Abstract
The present invention relates to a kind of administering method of waste gas in production process of viscose fiber, belongs to textile industry waste gas pollution control and treatment technical field.The present invention is handled caused waste gas in production process of viscose fiber after the washing of one-level alkali spray column into low-temperature plasma device, catalytic oxidation treatment is carried out to waste gas subsequently into catalytic oxidation treatment bed, two level alkali spray column is introduced into finally by fiberglass centrifugal blower and tiny molecule remaining in waste gas is absorbed.By said process, carbon disulfide and hydrogen sulfide waste gas can be resolved into CO2、H2O、N2Etc. innoxious material, qualified discharge is carried out.
Description
Technical field
The present invention relates to a kind of administering method of waste gas, it is more particularly related to which a kind of viscose rayon produced
The administering method of waste gas in journey, belong to textile industry waste gas pollution control and treatment technical field.
Background technology
Caused waste gas is mainly CS in production process of viscose fiber at present2And H2S gases, these waste gas are to pass through glass
Glass steel centrifugal blower passes through after extracting out to be handled by alkali spray or is discharged again after other are handled, but treatment effect and is paid no attention to
Think.
State Intellectual Property Office discloses a Publication No. CN103331083A in 2013.10.2, and entitled " one kind is viscous
The invention of the recovery process of carbon disulfide in glue fiber production ", carbon disulfide in being produced the invention provides a kind of viscose rayon
Recovery process.It is characterized in that：The sulphur that caused carbon disulfide waste gas is gone in removing exhaust gas through alkali spray in viscose rayon production
After changing hydrogen, then pass through following processing step recovery carbon disulfide：A) by the use of white oil as absorbent, the curing in waste gas is absorbed
Carbon, the carbon disulfide rich solution after absorption saturation is cooled to 15 ~ 35 DEG C；B the carbon disulfide rich solution after saturation) is absorbed by pump to enter
Enter Analytic Tower, after liquid distribution trough, be heated to 150 DEG C ~ 170 DEG C, the isolated carbon disulfide gas of liquid boiling and lean solution；
C the carbon disulfide that) carbon disulfide gas is condensed, gas-liquid separation recovery condenses out.The recovery process absorptivity of the present invention is high,
Investment and operating cost are low.
Although above-mentioned technical proposal can reclaim carbon disulfide, finally still there is discharge, CO can not be resolved into2、H2O、N2
Etc. innoxious material.
The content of the invention
Present invention seek to address that caused waste gas is decomposed into innocuous gas during viscose rayon can not be produced in the prior art
The problem of, there is provided the administering method of waste gas in a kind of production process of viscose fiber, two caused by during can viscose rayon be produced
Nitric sulfid and hydrogen sulfide gas resolve into innocuous gas, qualified discharge.
In order to realize foregoing invention purpose, its specific technical scheme is as follows：
The administering method of waste gas in a kind of production process of viscose fiber, it is characterised in that：Including following methods step：
A, one-level alkali spray pretreatment
Alkali spray column is connected, forms one-level alkali spray column, carbon disulfide and hydrogen sulfide waste gas by one-level alkali spray column,
By interception, collision and the absorption of alkali lye spray and filler, it is volatilizable to remove hydrogen sulfide, a small amount of carbon disulfide and dissolubility
Organic compound；
B, reaction is decomposed
Surge tank water removal will be first passed through by the pretreated waste gas of one-level spray column in step A, then pass through pipeline
To low-temperature plasma device, the pollutant in waste gas is decomposed, is changed into small molecules fragments；
C, catalysis oxidation
By step B by low-temperature plasma device waste gas be delivered to catalytic oxidation treatment bed reaction, oxidation Decomposition into
Pollution-free material；
D, two level alkali spray post processing
Alkali spray column is connected, two level alkali spray column is formed, waste gas of the step C after catalytic oxidation decomposes is led to
Cross fiberglass centrifugal blower and introduce described two level alkali spray column, post-processed, gas qualified discharge, absorbing liquid recovery profit
With.
The air quantity of waste gas of the present invention is the m of 5-10 ten thousand3/ h, the one-level alkali spray column are connected for 2-6 platform alkali spray column,
The two level alkali spray column is connected for 2-6 platform alkali spray column.
The specified tolerance of low-temperature plasma device of the present invention is the m of 5-10 ten thousand3/ h, peak power 50-80Kw, input
Voltage 380v.
When the air quantity of the waste gas is 50,000 m3During/h, the one-level alkali spray column is that 2 alkali spray columns are connected, described two
Level alkali spray column is that 2 alkali spray columns are connected, and the specification of every spray column is 3600 × 12000mm of Φ.
The spray flow 120m of above-mentioned every alkali spray column3/ h, lift 20m, power 11kw, drug concentration 8-10%.
When the air quantity of the waste gas is 100,000 m3During/h, the one-level alkali spray column is that 6 alkali spray columns are connected, described two
Level alkali spray column is that 6 alkali spray columns are connected, and the specification of every spray column is 2600 × 7600mm of Φ.
The spray flow 55m of above-mentioned every alkali spray column3/ h, lift 25m, power 11kw, drug concentration 8-10%.
The advantageous effects that the present invention is brought：
1st, the present invention solve viscose rayon can not be produced in the prior art in caused waste gas be decomposed into innocuous gas
The problem of.Caused waste gas in production process of viscose fiber is entered low temperature etc. by the present invention after the washing of one-level alkali spray column
Ion body device is handled, and catalytic oxidation treatment is carried out to waste gas subsequently into catalytic oxidation treatment bed, finally by glass
Steel centrifugal blower is introduced into two level alkali spray column and tiny molecule remaining in waste gas is absorbed.By said process, can incite somebody to action
Carbon disulfide and hydrogen sulfide waste gas resolve into CO2、H2O、N2Etc. innoxious material, qualified discharge is carried out.
2nd, on the spot/teletransmission control can be achieved in all power-equipments of the present invention, and reference PLC is core control part.Part
Power-equipment can realize interlocked control by PLC.
3rd, this method can effectively remove caused CS in production process of viscose fiber2And H2S, make CS2And H2S can reach
State specified standards is discharged, and so as to improve production garden air quality, is improved the working environment of workers, is ensured that worker's body is good for
Health.
4th, it is currently preferred, define spray column specification and spray parameter.Can widely it be removed under the parameter a variety of
Foul gas, and reach very high removal efficiency.Throughput can be adapted to by adjusting the circular flow of chemical feeding quantity and solution
With the change of concentration, therefore there is stronger operating flexibility.The parameter causes the method efficiency high of the present invention, cost is low, effect
Good, operation is simpler.
5th, it is currently preferred, define the specification of low-temperature plasma device.Low temperature plasma cracks under the specification
Oxidation processes have the advantages that energy consumption is low, processing air quantity is big, it is few to rinse convenient, caused waste water.
Embodiment
Embodiment 1
The administering method of waste gas in a kind of production process of viscose fiber, including following methods step：
A, one-level alkali spray pretreatment
Alkali spray column is connected, forms one-level alkali spray column, carbon disulfide and hydrogen sulfide waste gas by one-level alkali spray column,
By interception, collision and the absorption of alkali lye spray and filler, it is volatilizable to remove hydrogen sulfide, a small amount of carbon disulfide and dissolubility
Organic compound；
B, reaction is decomposed
Surge tank water removal will be first passed through by the pretreated waste gas of one-level spray column in step A, then pass through pipeline
To low-temperature plasma device, the pollutant in waste gas is decomposed, is changed into small molecules fragments；
C, catalysis oxidation
By step B by low-temperature plasma device waste gas be delivered to catalytic oxidation treatment bed reaction, oxidation Decomposition into
Pollution-free material；
D, two level alkali spray post processing
Alkali spray column is connected, two level alkali spray column is formed, waste gas of the step C after catalytic oxidation decomposes is led to
Cross fiberglass centrifugal blower and introduce described two level alkali spray column, post-processed, gas qualified discharge, absorbing liquid recovery profit
With.
During spray, conventional chemical washing equipment is packed absorber, and chemical absorbing liquid is alkaline solution, and chemistry is inhaled
Receive liquid down to spray from tower top, waste gas is fully contacted with absorbing liquid, reacted and be removed to upstream, waste gas.
Alkali spray column is together in series as one-level alkali spray column, it is caused useless in spinning process for collecting
Gas, in alkali spray column, under being acted on by interception, collision, absorption of the alkali lye and filler of spray etc., hydrogen sulfide and a small amount of two sulphur
Change carbon, the volatilizable organic compound of dissolubility can be dissolved down by primary wash, to reduce the subsequently dirt to processing system
Dye.This method is easy and effective, and investment is relatively low, is essential pretreating process.
Hydrogen sulfide is substantially achieved removing, and waste gas passes through surge tank（Inside set filler）Water removal, then it is pipelined to low temperature
Plasma device, in low-temperature plasma device, the pollutant hair in high energy electron, free radical isoreactivity particle and waste gas
Raw effect, contaminant molecule is decomposed within the extremely short time destructions, and follow-up various reactions occur and are degraded with reaching
The purpose of pollutant.
Waste gas after low-temperature plasma device is handled passes through catalytic oxidation treatment bed again, makes full use of plasma to produce
Ozone in oxidator further molecular fragment fully reacted, supported catalyst is filled out in catalytic oxidation treatment bed fillers
It material, can decompose residue ozone and contaminant molecule fragment exhaustive oxidation, and need not frequently change filler, can protect
Demonstrate,prove long-term disposal effect.
Finally alkali spray column is together in series as two level alkali spray column.Waste gas after the processing of catalytic oxidation treatment bed is again
Two level alkali spray column is introduced by fiberglass centrifugal blower to be handled, two level alkali spray column is absorbable to be oxidized to sulphur simple substance and two
The volatility chemical combination organic matter of sulfur oxide, a small amount of sulfur trioxide and small molecule, gas can realize qualified discharge, two level alkali spray column
Absorbing liquid can form niter cake, sodium sulphate, when reaching to a certain degree, formed higher concentration metabisulfite solution, can purify or
Recycle.
Embodiment 2
On the basis of embodiment 1：
Preferably, the air quantity of the waste gas is 50,000 m3/ h, the one-level alkali spray column is that 2 alkali spray columns are connected, described
Two level alkali spray column is that 2 alkali spray columns are connected.
Preferably, the specified tolerance of the low-temperature plasma device is 50,000 m3/ h, peak power 50Kw, input voltage
380v。
Embodiment 3
On the basis of embodiment 1：
Preferably, the air quantity of the waste gas is 100,000 m3/ h, the one-level alkali spray column are that 6 alkali spray columns are connected, institute
Two level alkali spray column is stated to connect for 6 alkali spray columns.
Preferably, the specified tolerance of the low-temperature plasma device is 100,000 m3/ h, peak power 80Kw, input voltage
380v。
Embodiment 4
On the basis of embodiment 1：
Preferably, the air quantity of the waste gas is 70,000 m3/ h, the one-level alkali spray column is that 3 alkali spray columns are connected, described
Two level alkali spray column is that 3 alkali spray columns are connected.
Preferably, the specified tolerance of the low-temperature plasma device is 70,000 m3/ h, peak power 60Kw, input voltage
380v。
Embodiment 5
On the basis of embodiment 1：
Preferably, the air quantity of the waste gas is 80,000 m3/ h, the one-level alkali spray column is that 5 alkali spray columns are connected, described
Two level alkali spray column is that 5 alkali spray columns are connected.
Preferably, the specified tolerance of the low-temperature plasma device is 80,000 m3/ h, peak power 70Kw, input voltage
380v。
Embodiment 6
When the air quantity of the waste gas is 50,000 m3During/h, the one-level alkali spray column is that 2 alkali spray columns are connected, described two
Level alkali spray column is that 2 alkali spray columns are connected, and the specification of every spray column is 3600 × 12000mm of Φ.
Preferably, the spray flow 120m of every alkali spray column3/ h, lift 20m, power 11kw, drug concentration 8%.
When the air quantity of the waste gas is 100,000 m3During/h, the one-level alkali spray column is that 6 alkali spray columns are connected, described two
Level alkali spray column is that 6 alkali spray columns are connected, and the specification of every spray column is 2600 × 7600mm of Φ.
Preferably, the spray flow 55m of every alkali spray column3/ h, lift 25m, power 11kw, drug concentration 8%.
Embodiment 7
When the air quantity of the waste gas is 50,000 m3During/h, the one-level alkali spray column is that 2 alkali spray columns are connected, described two
Level alkali spray column is that 2 alkali spray columns are connected, and the specification of every spray column is 3600 × 12000mm of Φ.
Preferably, the spray flow 120m of every alkali spray column3/ h, lift 20m, power 11kw, drug concentration
10%。
When the air quantity of the waste gas is 100,000 m3During/h, the one-level alkali spray column is that 6 alkali spray columns are connected, described two
Level alkali spray column is that 6 alkali spray columns are connected, and the specification of every spray column is 2600 × 7600mm of Φ.
Preferably, the spray flow 55m of every alkali spray column3/ h, lift 25m, power 11kw, drug concentration 10%.
Embodiment 8
When the air quantity of the waste gas is 50,000 m3During/h, the one-level alkali spray column is that 2 alkali spray columns are connected, described two
Level alkali spray column is that 2 alkali spray columns are connected, and the specification of every spray column is 3600 × 12000mm of Φ.
Preferably, the spray flow 120m of every alkali spray column3/ h, lift 20m, power 11kw, drug concentration 9%.
When the air quantity of the waste gas is 100,000 m3During/h, the one-level alkali spray column is that 6 alkali spray columns are connected, described two
Level alkali spray column is that 6 alkali spray columns are connected, and the specification of every spray column is 2600 × 7600mm of Φ.
Preferably, the spray flow 55m of every alkali spray column3/ h, lift 25m, power 11kw, drug concentration 9%.
Embodiment 9
When the air quantity of the waste gas is 50,000 m3During/h, the one-level alkali spray column is that 2 alkali spray columns are connected, described two
Level alkali spray column is that 2 alkali spray columns are connected, and the specification of every spray column is 3600 × 12000mm of Φ.
Preferably, the spray flow 120m of every alkali spray column3/ h, lift 20m, power 11kw, drug concentration
8.5%。
When the air quantity of the waste gas is 100,000 m3During/h, the one-level alkali spray column is that 6 alkali spray columns are connected, described two
Level alkali spray column is that 6 alkali spray columns are connected, and the specification of every spray column is 2600 × 7600mm of Φ.
Preferably, the spray flow 55m of every alkali spray column3/ h, lift 25m, power 11kw, drug concentration
8.5%。
Claims (5)
- A kind of 1. administering method of waste gas in production process of viscose fiber, it is characterised in that：Including following methods step：A, one-level alkali spray pretreatmentAlkali spray column is connected, one-level alkali spray column, carbon disulfide and hydrogen sulfide waste gas is formed by one-level alkali spray column, passes through Alkali lye sprays and interception, collision and the absorption of filler, removes hydrogen sulfide, a small amount of carbon disulfide and dissolubility is volatilizable has Machine compound；The air quantity of the waste gas is the m3/h of 5-10 ten thousand, and the one-level alkali spray column is connected for 2-6 platform alkali spray column；B, reaction is decomposedSurge tank water removal will be first passed through by the pretreated waste gas of one-level spray column in step A, then be pipelined to low Isothermal plasma device, the pollutant in waste gas is decomposed, is changed into small molecules fragments；The low-temperature plasma device Specified tolerance is 5-10 ten thousand m3/h, peak power 50-80Kw, input voltage 380v；C, catalysis oxidationStep B is delivered to the reaction of catalytic oxidation treatment bed by the waste gas of low-temperature plasma device, oxidation Decomposition is into without dirt Contaminate material；D, two level alkali spray post processingAlkali spray column is connected, forms two level alkali spray column, the two level alkali spray column is connected for 2-6 platform alkali spray column；Will step Rapid waste gas of the C after catalytic oxidation decomposes introduces described two level alkali spray column by fiberglass centrifugal blower, carries out Post processing, gas qualified discharge, absorbing liquid recycle.
- 2. the administering method of waste gas in a kind of production process of viscose fiber according to claim 1, it is characterised in that：Work as institute When the air quantity for stating waste gas is 50,000 m3/h, the one-level alkali spray column is that 2 alkali spray columns are connected, and the two level alkali spray column is 2 Platform alkali spray column is connected, and the specification of every spray column is 3600 × 12000mm of Φ.
- 3. the administering method of waste gas in a kind of production process of viscose fiber according to claim 2, it is characterised in that：Every The spray flow 120m of the alkali spray column3/ h, lift 20m, power 11kw, drug concentration 8-10%.
- 4. the administering method of waste gas in a kind of production process of viscose fiber according to claim 1, it is characterised in that：Work as institute When the air quantity for stating waste gas is 100,000 m3/h, the one-level alkali spray column is that 6 alkali spray columns are connected, and the two level alkali spray column is 6 alkali spray column series connection, the specification of every spray column is 2600 × 7600mm of Φ.
- 5. the administering method of waste gas in a kind of production process of viscose fiber according to claim 4, it is characterised in that：Every The spray flow 55m of the alkali spray column3/ h, lift 25m, power 11kw, drug concentration 8-10%.
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| CN107281885A (en) * | 2017-08-17 | 2017-10-24 | 东方弗瑞德（北京）科技有限公司 | The processing method of waste gas during a kind of titanium sponge production |
| CN108452668A (en) * | 2018-03-02 | 2018-08-28 | 山东派力迪环保工程有限公司 | Coke-oven plant's sewage plant waste gas treatment process |
| CN112237838A (en) * | 2020-09-29 | 2021-01-19 | 南京格洛特环境工程股份有限公司 | System and method for deeply treating low-concentration CS2 by heterogeneous catalytic oxidation technology |
| CN112206632A (en) * | 2020-09-30 | 2021-01-12 | 南京格洛特环境工程股份有限公司 | Adsorption recovery and heterogeneous catalytic oxidation treatment of CS-containing materials2System for exhaust gas |
| CN113041823A (en) * | 2021-03-18 | 2021-06-29 | 武汉三立鼎兴科技有限公司 | Carbon disulfide emission control method |
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| JP3572548B2 (en) * | 2002-05-24 | 2004-10-06 | 日本酸素株式会社 | Gas purification method and apparatus |
| CN102512937B (en) * | 2011-12-30 | 2014-07-30 | 宜宾海丝特纤维有限责任公司 | Method for recycling hydrogen sulfide waste gas |
| CN203990292U (en) * | 2014-08-28 | 2014-12-10 | 宜宾丝丽雅股份有限公司 | Viscose waste gas treatment device |
| CN104492254A (en) * | 2014-12-15 | 2015-04-08 | 山东派力迪环保工程有限公司 | Garbage transfer station malodorous gas treatment technique and device |
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