CN108993113A - A kind of the Alternative combined system and method for organic exhaust gas odor treatment - Google Patents

A kind of the Alternative combined system and method for organic exhaust gas odor treatment Download PDF

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Publication number
CN108993113A
CN108993113A CN201811041951.8A CN201811041951A CN108993113A CN 108993113 A CN108993113 A CN 108993113A CN 201811041951 A CN201811041951 A CN 201811041951A CN 108993113 A CN108993113 A CN 108993113A
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water
exhaust gas
heat exchanger
dust scrubber
pond
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CN108993113B (en
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常加富
于圣涛
沙响玲
霍燕
徐鹏举
董磊
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Shanghai hongentropy Environmental Protection Technology Co., Ltd
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Shandong Baichuan Tongchuang Energy Co Ltd
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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
    • B01D53/75—Multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • 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
    • B01D53/40—Acidic components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
    • B01D2259/804—UV light

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)
  • Physical Water Treatments (AREA)

Abstract

The invention discloses a kind of Alternative combined systems of organic exhaust gas odor treatment, comprising: pretreatment system, absorption degradation system；The pretreatment system is made of water dust scrubber, air-introduced machine, caustic wash tower, feeding spraying pump, tube bank dedusting demister；Water dust scrubber, air-introduced machine, caustic wash tower, tube bank dedusting demister are sequentially connected, the caustic wash tower is also connected with lye pond, the lye pond also passes through feeding spraying pump and is connected with First Heat Exchanger, and the First Heat Exchanger is connected by first circulation water pump with comprehensive pond；The water dust scrubber is connected by second circulation water pump with the second heat exchanger, and the water dust scrubber also passes through filter and is connected with the second heat exchanger, and second heat exchanger is connected with comprehensive pond；The absorption degradation system is made of resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device.The tail gas that can be generated to desiccation purifies, and reduces VOCs concentration, final qualified discharge.

Description

A kind of the Alternative combined system and method for organic exhaust gas odor treatment
Technical field
The present invention relates to waste gas pollution control and treatment technical field, generate in particular to a kind of suitable for drying machine desiccation The Alternative combined system and method for organic exhaust gas odor treatment.
Background technique
In recent years, the minimizing of the wastes such as the Chinese medicine slag of high-moisture percentage, antibiotic bacterium dregs and recovery energy are by wide General concern, wherein dehydration and drying is the important process link of its minimizing or energy disposition, generally first uses mechanism filter-pressing side Formula removes the extracellular water of material to moisture content about 60%, then needs to dry it using external heat source to remove more water Point.However, the volatile organic contaminant VOCs generated in drying process is many kinds of, it is continuous lasting and changeable component mistake Journey, it is larger to the harm of ambient enviroment and human health.
Currently, in domestic organic waste gas processing engineering using it is more be plasma method, UV photooxidation, combustion method, activity The methods of charcoal absorption.The prior art is to the changeable organic exhaust gas of the high temperature and humidity complicated component such as high concentration, Wind Volume, aqueous dust-laden There are at high cost, complicated for operation, generation secondary pollution problems for disposition.
Suitable processing method is taken, the content of VOCs, peculiar smell and other harmful constituents in exhaust gas is reduced, enables exhaust gas Qualified discharge does not generate secondary pollution, meets the continuous and steady operation of engineering and takes into account investment and operation cost, constructs resource section About mode is disposed in type, environmentally friendly production, is an important subject in organic exhaust gas smell treatment process.Cause This, it is necessary to a kind of method for designing organic exhaust gas odor treatment, to solve the above problems.
Summary of the invention
To overcome above-mentioned the deficiencies in the prior art, Alternative combined system and the side of a kind of organic exhaust gas odor treatment are provided Method, the tail gas that can be generated to desiccation purify, and reduce VOCs concentration, final qualified discharge.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of Alternative combined system that Chinese medicine slag, antibiotic bacterium dregs waste desiccation exhaust gas smell are administered, comprising: pre- place Reason system, absorption degradation system；
The pretreatment system is made of water dust scrubber, air-introduced machine, caustic wash tower, feeding spraying pump, tube bank dedusting demister； Water dust scrubber, air-introduced machine, caustic wash tower, tube bank dedusting demister are sequentially connected, and the caustic wash tower is also connected with lye pond, described Lye pond also passes through feeding spraying pump and is connected with First Heat Exchanger, and the First Heat Exchanger passes through first circulation water pump and comprehensive pond It is connected；
The water dust scrubber is connected by second circulation water pump with the second heat exchanger, and the water dust scrubber also passed through Filter is connected with the second heat exchanger, and second heat exchanger is connected with comprehensive pond；
The absorption degradation system is made of resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device；
The resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device are sequentially connected, resin adsorption device with Dedusting demister is restrained to be connected.
Exhaust gas treatment technology more mature at present has condensation method, absorption process, incineration method, absorption method, biological treatment etc., But due to Chinese medicine slag, the complicated component of antibiotic bacterium dregs waste desiccation exhaust gas, high temperature and humidity, easily occur during processing anti- New impurity should be generated again, and processing difficulty is larger.For this purpose, the application system research Chinese medicine slag, antibiotic bacterium dregs waste Influence of the compositing characteristic and different disposal technique of desiccation exhaust gas to exhaust gas removal effect, sends out after large scale experiment is groped It is existing: using alkali cleaning, demisting, resin adsorption, the process combination of photocatalysis, activated carbon adsorption, can effectively remove VOCs in exhaust gas, The content of peculiar smell and other harmful constituents enables exhaust gas qualified discharge.
In some embodiments, the comprehensive pond side is connected by third water circulating pump with cooling tower, the cooling Tower is also connected directly with comprehensive pond.
In some embodiments, the resin adsorption device is that two sets of resin adsorption devices of the using and the reserved are formed in parallel.
In some embodiments, the water dust scrubber is connected with drying machine.
In some embodiments, the activated carbon adsorption case is connected with exhaust tube.
The present invention also provides the Alternative combinations that a kind of Chinese medicine slag, antibiotic bacterium dregs waste desiccation exhaust gas smell are administered Processing method, comprising:
By exhaust gas through water dust scrubber cooling dedusting, alkali cleaning, then carry out demisting dedusting；
After exhaust gas after the demisting dedusting that cools down successively is carried out resin adsorption, the catalysis of UV photooxidation, activated carbon adsorption, discharge；
The washing water of the water dust scrubber is exchanged heat by the water in circulating pump and heat exchanger and comprehensive pond；
The waste water of the caustic wash tower discharge is exchanged heat by the water in spray pump, heat exchanger and comprehensive pond.
The application research discovery: Chinese medicine slag, antibiotic bacterium dregs waste desiccation exhaust gas are in acidity, and therefore, the application is first Alkali cleaning is carried out to exhaust gas, to remove acid organic gas component；After alkali cleaning, the water capacity of exhaust gas is larger, is not suitable for active carbon Absorption, therefore, the application increases demisting cleaner in alkali cleaning, the water capacity of exhaust gas is effectively reduced；Meanwhile using resin The conventional active carbon processing of adsorption treatment substitution, it is not low by inorganic salts and strong ion using macroreticular resin stable in physicochemical property The characteristics of influence of molecular compound, carries out initial gross separation, purifying, removal of impurities, concentration to exhaust gas, and the exhaust gas after resin adsorption exists It can be broken down into water and carbon dioxide more quickly under the catalysis of UV photooxidation, improve overall treatment efficiency and removal efficiency；In exhaust gas Remaining partial organic substances are finally efficiently removed by activated carbon adsorption again, simultaneously as the organic matter of activated carbon adsorption contains It measures less, can effectively extend the service life of active carbon.
In some embodiments, the resin, in working interval, using 120~150 DEG C of steam or hot-air stripping It is recycled after regeneration.
In some embodiments, the exhaust gas of stripping is catalytically decomposed through UV photooxidation.
In some embodiments, the exhaust gas is useless for what is generated during the wastes desiccation such as Chinese medicine slag, antibiotic bacterium dregs Gas.
In some embodiments, the alkali wash water is greater than 7 alkaline recirculated water using pH.
Beneficial effects of the present invention
(1) present invention, which can be realized, divides high temperature, high humidity, high concentration and the changeable industrial organic exhaust gas of complicated component Continuous purification disposition is walked, guarantees smell treatment effect.
(2) preparation method of the invention and required equipment are simple, easy to operate, and technological parameter is convenient for control, raw material and instrument Equipment use cost is low.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is structure diagram of the invention.
Wherein, 1- drying machine, 2- water dust scrubber, 3- air-introduced machine, 4- caustic wash tower, 5- lye pond, 6- feeding spraying pump, 7- pipe Beam dedusting demister, 8- resin adsorption device 1,9- resin adsorption device 2,10-UV photooxidation catalyst converter, 11- activated carbon adsorption case, 12- exhaust tube, 13- water circulating pump 1,14- cooling tower, 15- water circulating pump 2,16- filter, 17- water circulating pump 3,18- heat exchange Device 1,19- heat exchanger 2, the comprehensive pond 20-.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
A kind of the Alternative combined system and method for organic exhaust gas odor treatment, comprising: pretreatment system, absorption degradation system System and cooling system；
The pretreatment system includes water dust scrubber, air-introduced machine, caustic wash tower, feeding spraying pump, tube bank dedusting demister, connects Take over road；
The absorption degradation system includes resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device.Resin is inhaled Adsorption device carries out enrichment absorption to organic exhaust gas such as VOCs, peculiar smell components, is made of two sets of resin adsorption devices of the using and the reserved, work Make intermittent phase device resin adsorption material can using 120~150 DEG C steam or hot-air stripping regeneration after be recycled, The exhaust gas and vapour mixture of desorption are passed through UV photooxidation catalytic unit after condensation water removal and decompose.
The resin adsorption device is the cylindrical barrel structure adsorption column of loaded resin, and resin used is spherical solid Graininess nonpolar macroporous adsorption resin, aperture areSpecific surface area >=1000m2/g。
UV pipe used in the UV photooxidation catalytic unit, which is used, manages in the short-wave band UV pipe of matrix form distribution with long-wave band UV Transpostion interval setting.
Preferably, the ultraviolet wavelength that the short-wave band UV pipe generates is 185nm, and the long-wave band UV pipe generates ultraviolet Line wavelength is 254nm.
The activated carbon adsorption device is the adsorption box that the drawout cubicle for loading active carbon by several groups forms, active carbon used For cellular activated carbon, substrate is the cube structure of 100 × 100 × 100mm, 2 × 2mm of aperture, positive pressure-bearing >=1MPa, side Face pressure-bearing >=0.5MPa can effectively increase time of contact and the contact area of gas and active carbon, and then improve adsorption efficiency.
Macroporous absorbent resin, UV pipe, activated carbon dosage are set according to required exhausted air quantity, waste gas component and concentration to be processed It is fixed.
The cooling system include lye pond 5, comprehensive pond 20, cooling tower 14, heat exchanger 1 (18), heat exchanger 2 (19), Water circulating pump 1 (13), water circulating pump 2 (15), water circulating pump 3 (17) etc.；Wherein lye pond 5 is that caustic wash tower 4 provides pH greater than 7 Alkaline recirculated water, heat exchanger 1 (18) are used for the cooling of 2 recirculated water of water dust scrubber, and heat exchanger 2 (19) is recycled for caustic wash tower 4 The cooling of water, comprehensive pond 20 are heat exchanger 1 (18), heat exchanger 2 (19) offer cooling medium, the recirculated water in comprehensive pond 20 It is cooling that self-loopa is carried out using cooling tower 14.
Present invention will be further explained below with reference to the attached drawings and examples, and implementation is raw materials used to be all made of the commercially available pure examination of analysis Agent.
For spherical solid particles shape nonpolar macroporous adsorption resin, aperture is the resin used in the embodiment of the present applicationSpecific surface area >=1000m2/g。
For 185nm, the ultraviolet wavelength that long-wave band UV pipe generates is the ultraviolet wavelength that the short-wave band UV pipe used generates 254nm。
The adsorption box that the activated carbon adsorption device used forms for the drawout cubicle for loading active carbon by several groups, activity used Charcoal is cellular activated carbon, and substrate is the cube structure of 100 × 100 × 100mm, 2 × 2mm of aperture, positive pressure-bearing >=1MPa, Side pressure-bearing >=0.5MPa.
Embodiment 1
A kind of the Alternative combined system and method for organic exhaust gas odor treatment, including pretreatment system, absorption degradation system System and cooling system.
Pretreatment system:
The exhaust gas being discharged from Chinese medicine slag drying machine first passes around the tentatively cooling of water dust scrubber 2 under the effect of air-introduced machine 3 and removes Dirt makes that neutralization reaction occurs in the lye in acid Chinese medicine slag drying tail gas and caustic wash tower 4 subsequently into caustic wash tower 4, goes Except acid organic gas component, dissolves and condense low boiling point VOCs；Enter tube bank dedusting demister 7 later and carries out demisting dedusting.
Pretreated main function is to carry out cool-down dehumidification dedusting to exhaust gas, while neutralizing sour gas, removal low boiling point VOCs content and peculiar smell component create advantageous working condition for subsequent treatment process.
Absorption degradation system:
Exhaust gas sequentially enters resin adsorption device 8,9, UV photooxidation catalyst converter 10, active carbon suction after spraying demisting by lye Attached 11 purified treatment of case, is most discharged through exhaust tube 12 afterwards.Wherein, resin mainly carries out the VOCs in exhaust gas, peculiar smell component rich Collection reaches after a certain concentration using being recycled after the regeneration of steam stripping；UV photooxidation is different using VOCs in ultraviolet degradation exhaust gas Taste component；Active carbon mainly adsorbs UV photolysis debris, guarantees tail gas qualified discharge.
Cooling system:
Cooling system includes to water film dedusting recirculated water and alkali cleaning shower water cooling down.
After the waste water being discharged from water dust scrubber 2 is filtered, pass through circulating pump 2 (15) input heat exchanger 1 (18) Tube side and the water in comprehensive pond 20 exchange heat, and the water after cooling reenters water dust scrubber 2 and recycled.
The waste water being discharged from caustic wash tower 4 enters lye pond 5, enters heat exchanger 2 (19) shell side by spray pump 6, with tube side Middle hydrothermal exchange enters caustic wash tower 4 after cooling, sprays to desiccation exhaust gas, completes cycle operation.
Embodiment 2
A kind of the Alternative combined system and method for organic exhaust gas odor treatment, including pretreatment system, absorption degradation system System and cooling system.
Pretreatment system:
The exhaust gas being discharged from Chinese medicine slag drying machine first passes around the tentatively cooling of water dust scrubber 2 under the effect of air-introduced machine 3 and removes Dirt makes that neutralization reaction occurs in the lye in acid Chinese medicine slag drying tail gas and caustic wash tower 4 subsequently into caustic wash tower 4, goes Except acid organic gas component, dissolves and condense low boiling point VOCs；Enter tube bank dedusting demister 7 later and carries out demisting dedusting.
Pretreated main function is to carry out cool-down dehumidification dedusting to exhaust gas, while neutralizing sour gas, removal low boiling point VOCs content and peculiar smell component create advantageous working condition for subsequent treatment process.
Absorption degradation system:
Exhaust gas sequentially enters resin adsorption device 8,9, UV photooxidation catalyst converter 10, active carbon suction after spraying demisting by lye Attached 11 purified treatment of case, is most discharged through exhaust tube 12 afterwards.Wherein, resin mainly carries out the VOCs in exhaust gas, peculiar smell component rich Collection reaches after a certain concentration using being recycled after the regeneration of steam stripping；UV photooxidation is different using VOCs in ultraviolet degradation exhaust gas Taste component；Active carbon mainly adsorbs UV photolysis debris, guarantees tail gas qualified discharge.
Cooling system:
Cooling system includes to water film dedusting recirculated water and alkali cleaning shower water cooling down.
After the waste water being discharged from water dust scrubber 2 is filtered, pass through circulating pump 2 (15) input heat exchanger 1 (18) Tube side and the water in comprehensive pond 20 exchange heat, and the water after cooling reenters water dust scrubber 2 and recycled.
The waste water being discharged from caustic wash tower 4 enters lye pond 5, enters heat exchanger 2 (19) shell side by spray pump 6, with tube side Middle hydrothermal exchange enters caustic wash tower 4 after cooling, sprays to desiccation exhaust gas, completes cycle operation.
The comprehensive pond side 20 is connected by water circulating pump 1 (13) with 14 water inlet of cooling tower, the cooling tower 14 Water outlet be also connected directly with comprehensive pond 20.
Embodiment 3
A kind of the Alternative combined system and method for organic exhaust gas odor treatment, including pretreatment system, absorption degradation system System and cooling system.
Pretreatment system:
The exhaust gas being discharged from Chinese medicine slag drying machine first passes around the tentatively cooling of water dust scrubber 2 under the effect of air-introduced machine 3 and removes Dirt makes that neutralization reaction occurs in the lye in acid Chinese medicine slag drying tail gas and caustic wash tower 4 subsequently into caustic wash tower 4, goes Except acid organic gas component, dissolves and condense low boiling point VOCs；Enter tube bank dedusting demister 7 later and carries out demisting dedusting.
Pretreated main function is to carry out cool-down dehumidification dedusting to exhaust gas, while neutralizing sour gas, removal low boiling point VOCs content and peculiar smell component create advantageous working condition for subsequent treatment process.
Absorption degradation system:
Exhaust gas sequentially enters resin adsorption device 8,9, UV photooxidation catalyst converter 10, active carbon suction after spraying demisting by lye Attached 11 purified treatment of case, is most discharged through exhaust tube 12 afterwards.Wherein, resin mainly carries out the VOCs in exhaust gas, peculiar smell component rich Collection reaches after a certain concentration using being recycled after the regeneration of steam stripping；UV photooxidation is different using VOCs in ultraviolet degradation exhaust gas Taste component；Active carbon mainly adsorbs UV photolysis debris, guarantees tail gas qualified discharge.
Cooling system:
Cooling system includes to water film dedusting recirculated water and alkali cleaning shower water cooling down.
After the waste water being discharged from water dust scrubber 2 is filtered, pass through circulating pump 2 (15) input heat exchanger 1 (18) Tube side and the water in comprehensive pond 20 exchange heat, and the water after cooling reenters water dust scrubber 2 and recycled.
The waste water being discharged from caustic wash tower 4 enters lye pond 5, enters heat exchanger 2 (19) shell side by spray pump 6, with tube side Middle hydrothermal exchange enters caustic wash tower 4 after cooling, sprays to desiccation exhaust gas, completes cycle operation.
The water dust scrubber 2 is connected with drying machine 1.
Embodiment 4
Using device described in embodiment 1 to 10000Nm3The Chinese medicine slag desiccation exhaust gas of/h exhausted air quantity is handled, wherein Absorption degradation system big pore adsorption resin amount is 5m3, the UV pipe 40 of wavelength 185nm, wavelength 254nm UV pipe 20, 600 pieces of absorption activated carbon (every piece of cube structure for 100 × 100 × 100mm, 2 × 2mm of aperture, positive pressure-bearing >=1MPa, Side pressure-bearing >=0.5MPa).
Chinese medicine slag desiccation exhaust gas constituents are mainly sulfide and the small molecule hydrocarbon below of molecular weight 300, alcohol, benzene homologues, with And a small amount of ether, ester type compound, according to the master in environment detection method standard HJ734-2014 and HJ 38-2017 measurement exhaust gas Constituent content is wanted, taking the sum of each component concentration measured is the concentration of VOCs.
Water dust scrubber outlet test data: 75~85 DEG C of exhaust gas temperature, 35~50%RH of humidity, particle content 78mg/m3, VOCs concentration 836mg/m3；
Tube bank dedusting demister outlet test data: 28~35 DEG C of exhaust gas temperature, 5~10%RH of humidity, particle content 6 ~9mg/m3, VOCs concentration 352mg/m3；
Resin adsorption device exports test data: VOCs concentration 89mg/m3；
UV photooxidation catalytic unit exports test data: VOCs concentration 30mg/m3；
Activated carbon adsorption device exports test data: VOCs concentration 8mg/m3。
Embodiment 5
Processing unit is identical as the device of embodiment 1, but its UV photooxidation catalytic unit is located at before resin adsorption device；
Wherein, UV photooxidation catalytic unit exports test data: VOCs concentration 156mg/m3；
Resin adsorption device exports test data: VOCs concentration 78mg/m3；
Activated carbon adsorption device exports test data: VOCs concentration 21mg/m3。
Embodiment 6
Processing unit is identical as the device of embodiment 1, but the position of its resin adsorption device and activated carbon adsorption device is replaced It changes；
Wherein, activated carbon adsorption device exports test data: VOCs concentration 141mg/m3。
UV photooxidation catalytic unit exports test data: VOCs concentration 66mg/m3；
Resin adsorption device exports test data: VOCs concentration 43mg/m3。
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.

Claims (10)

1. the Alternative combined system that a kind of Chinese medicine slag, antibiotic bacterium dregs waste desiccation exhaust gas smell are administered, which is characterized in that It include: pretreatment system, absorption degradation system；
The pretreatment system is made of water dust scrubber, air-introduced machine, caustic wash tower, feeding spraying pump, tube bank dedusting demister；Moisture film Deduster, air-introduced machine, caustic wash tower, tube bank dedusting demister are sequentially connected, and the caustic wash tower is also connected with lye pond, the lye Pond also passes through feeding spraying pump and is connected with First Heat Exchanger, and the First Heat Exchanger passes through first circulation water pump and comprehensive pond phase Even；
The water dust scrubber is connected by second circulation water pump with the second heat exchanger, and the water dust scrubber also passes through filter It is connected with the second heat exchanger, second heat exchanger is connected with comprehensive pond；
The absorption degradation system is made of resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device；
The resin adsorption device, UV photooxidation catalytic unit, activated carbon adsorption device are sequentially connected, resin adsorption device and tube bank Dedusting demister is connected.
2. the system as claimed in claim 1, which is characterized in that the comprehensive pond side passes through third water circulating pump and cooling Tower is connected, and the cooling tower is also connected directly with comprehensive pond.
3. the system as claimed in claim 1, which is characterized in that the resin adsorption device is two sets of resin adsorptions of the using and the reserved Device is formed in parallel.
4. the system as claimed in claim 1, which is characterized in that the water dust scrubber is connected with drying machine.
5. the system as claimed in claim 1, which is characterized in that the activated carbon adsorption case is connected with exhaust tube.
6. the Alternative combination treatment method that a kind of Chinese medicine slag, antibiotic bacterium dregs waste desiccation exhaust gas smell are administered, feature It is, comprising:
By exhaust gas through water dust scrubber cooling dedusting, alkali cleaning, then carry out demisting dedusting；
After exhaust gas after demisting dedusting successively to be carried out to resin adsorption, the catalysis of UV photooxidation, activated carbon adsorption, discharge；
The cooling water of the water dust scrubber is exchanged heat by the water in circulating pump and heat exchanger and comprehensive pond；
The waste water of the caustic wash tower discharge is exchanged heat by the water in spray pump, heat exchanger and comprehensive pond.
7. method as claimed in claim 6, which is characterized in that the resin, in working interval, using 120~150 DEG C It is recycled after the regeneration of steam stripping.
8. method as claimed in claim 6, which is characterized in that the exhaust gas of steam stripping is catalytically decomposed through UV photooxidation.
9. method as claimed in claim 6, which is characterized in that the exhaust gas is the waste-material dries such as Chinese medicine slag, antibiotic bacterium dregs The exhaust gas generated during changing.
10. method as claimed in claim 6, which is characterized in that the alkali cleaning is greater than 7 alkaline recirculated water using pH.
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CN110115880A (en) * 2019-04-06 2019-08-13 南阳盛易德环保科技有限公司 Integrated Environmental-protecting dust-removing system and its control system and control method suitable for mixing station
CN110665333A (en) * 2019-11-15 2020-01-10 江苏国盛华清环保科技有限公司 Process for treating peculiar smell gas generated by raw rubber drying device
CN112755775A (en) * 2021-02-05 2021-05-07 蛋壳城矿环保科技发展(广州)有限公司 Efficient deodorization flue gas treatment process
CN112915731A (en) * 2021-01-26 2021-06-08 天津理工大学 Calcining furnace tail gas purification treatment device and process
CN116212568A (en) * 2023-05-04 2023-06-06 中国电器科学研究院股份有限公司 Treatment equipment and treatment method for waste gas of battery external fire test

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