CN106268185A - Multisection type circulation and stress exhaust treatment system and waste gas processing method - Google Patents
Multisection type circulation and stress exhaust treatment system and waste gas processing method Download PDFInfo
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- CN106268185A CN106268185A CN201610834347.5A CN201610834347A CN106268185A CN 106268185 A CN106268185 A CN 106268185A CN 201610834347 A CN201610834347 A CN 201610834347A CN 106268185 A CN106268185 A CN 106268185A
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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
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
- B01D5/0072—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with filtration
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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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
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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
- B01D53/1406—Multiple stage 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
- B01D53/14—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
- B01D53/1487—Removing organic 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
- B01D53/14—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
- B01D53/18—Absorbing units; Liquid distributors therefor
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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 multisection type circulation and stress exhaust treatment system, belong to VOCs treatment technical field, including condenser system, multisection type circulated sprinkling system, activated carbon bypath system, for connect pipeline and valve, described condenser system includes at least first-stage condenser, chopped-off head condenser connects with exhaust gas inlet, last condenser stage is connected with multisection type circulated sprinkling system and activated carbon bypath system respectively by pipeline, and pipeline is equipped with valve.In waste gas treatment process, if there is no problem for system, organic exhaust gas processes through multisection type circulated sprinkling system；If system malfunctions, organic exhaust gas reduces its organic gas content by activated carbon bypath system, and whole system is totally-enclosed, can the harmful gas in organic exhaust gas be fully absorbed.
Description
Technical field
The present invention relates to a kind of emission-control equipment, belong to VOCs treatment technical field, particularly relate to a kind of multistage
Formula circulation and stress exhaust treatment system, the invention also discloses the exhaust-gas treatment using multisection type circulation and stress exhaust treatment system
Method.
Background technology
Volatile organic matter is according to the compound that boiling point is at 50 DEG C-250 DEG C that defines of World Health Organization (WHO), saturated under room temperature
Vapour pressure is more than 133.32Pa, the type organic being present in the most in vapour form in air.By its chemical constitution
Difference, can be further divided into eight classes: alkanes, aromatic hydrocarbons, alkenes, halohydrocarbon, esters, aldehydes, ketone and other.Main component
Having: hydro carbons, halogenated hydrocarbons, oxygen hydrocarbon and nitrogen hydrocarbon, it includes: benzene homologues, organic chloride, freon series, organic ketone, amine, alcohol,
Ether, ester, acid and petroleum hydrocarbon compound etc..The harm of volatile organic gas it is obvious that when in air volatile organic gas dense
When degree exceedes finite concentration, people feel headache, Nausea and vomiting, limbs fatigue at short notice；Can twitch time serious, go into a coma,
Hypomnesis.The liver of volatile organic gas harm people, kidney, brain and nervous system.
The processing method of organic exhaust gas mainly has condensation method, active carbon adsorption and absorption process at present.Condensation method is to use
Condenser is by organic exhaust gas cooling higher for temperature, and the organic exhaust gas liquefaction that in cooling procedure, temperature is higher, then to liquefaction
Organic substance reclaims, and the method is incomplete for the relatively low VOCs treatment of boiling point, for stronger organic of volatility
Waste gas, the Organic substance after liquefaction can be disseminated to contaminated air in air after again volatilizing；Active carbon adsorption and absorption process be by
Organic exhaust gas is passed through in activated carbon adsorption layer or spray column, is inhaled by the organic substance in waste gas by activated carbon or spray washing liquid
Receiving, this technology, when organic exhaust gas gas flow is bigger, can cause absorption problem not in time, cause organic substance to be inhaled the most completely
Attached just it is discharged, for solving the problem that above two method exists, has people by multiple absorbent charcoal adsorbers or multiple spray column
Using after connection, although the method solves the incomplete problem of absorption, but exhaust-gas treatment expense certainly will be caused to raise, equipment accounts for
Ground area becomes big, will cause once device damage that waste gas is unprocessed just discharges processing means, causes environmental pollution.
Summary of the invention
Present invention aims to defect present in above-mentioned prior art, it is provided that a kind of energy efficient absorption volatilization
Property the device of organic gas and technique, ask solving exhaust pollution problems in all types of industries production process and other secondary pollution
Topic.
For the attainment of one's purpose, the technical scheme that the present invention provides is:
A kind of multisection type circulation and stress exhaust treatment system that the present invention relates to, it is characterised in that: it include condenser system,
Multisection type circulated sprinkling system, activated carbon bypath system, the pipeline being used for connection and valve, described condenser system includes at least
First-stage condenser, chopped-off head condenser connects with exhaust gas inlet, last condenser stage by pipeline respectively with multisection type circulated sprinkling system
System connects with activated carbon bypath system, and pipeline is equipped with valve；Described multisection type circulated sprinkling system includes circulating successively
Connection multisection type Sprayer Circulation device, multi-cycle separation tower, loop back closed cans and circulation and stress pump, multisection type Sprayer Circulation device with end
Level condenser connection, it includes at least two spray chamber, all configures a mouth spray in each spray chamber；By described activated carbon
Road system includes at least one activated carbon adsorption case, and activated carbon adsorption case connects with last condenser stage, described multi-cycle separation tower and
Activated carbon adsorption case is equipped with steam vent.
Preferably, described multisection type circulated sprinkling system also includes independent temperature control system, temperature control system
Including temperature controller and some thermometric instruments, thermometric instrument is located at multisection type Sprayer Circulation device, multi-cycle separation tower, circulation and stress
In each segment pipe of tank and multisection type circulated sprinkling system.
Preferably, the air outlet of described last condenser stage is also associated with air-introduced machine, activated carbon adsorption case and multisection type spray
Circulator is connected to air outlet one end of air-introduced machine.
Preferably, being equipped with thermometer and Pressure gauge before and after every grade of described condenser, chopped-off head condenser enters with waste gas
Being additionally provided with pneumatic filter on pipeline between Kou, pneumatic filter removably connects with pipeline.The setting of pneumatic filter can
Understanding the solid particle in waste gas before gas entrance system, user also can be according to system temperature pressure changing to useless
The flow of gas, the parameter such as condensation temperature of condenser are adjusted.
Preferably, the gas outlet of described multi-cycle separation tower is connected with activated carbon adsorption case by pipeline, and pipeline sets
There is air-introduced machine.Gas after multisection type circulated sprinkling system processes enters in activated carbon adsorption case, can be to having in gas
Machine thing is removed further.
Preferably, every grade of described condenser is all connected with looping back closed cans by pipeline.The organic gas of high boiling point of liquefaction
Body is exhausted directly in circulation and stress case by pipeline, prevents organic gas from again volatilizing after reclaiming, causes air pollution.
Preferably, multisection type circulation and stress exhaust treatment system also includes aiutage, multi-cycle separation tower and activated carbon adsorption
The air vent of case all connects with aiutage.Gas after treatment is collected in aiutage, and concentrates discharge.
Preferably, it is provided with packing layer in described multi-cycle separation tower.
The invention also discloses the waste gas processing method using above-mentioned multisection type circulation and stress exhaust treatment system, it includes
Following steps:
(1) waste gas is after exhaust gas inlet enters exhaust treatment system, first passes around pneumatic filter and removes solid impurity, sees
Examine thermometer and the Pressure gauge of every grade of condenser, and adjust condenser chilling temperatures at different levels, waste gas according to the characteristic of organic exhaust gas
Entering after carrying out condensation process in multi-stage condensing device, most of high boiling waste gas condensation is recovery after liquid, low boiling waste gas
Drain in one system from last condenser stage and be further processed；
(2) it is under normal operating conditions when multisection type circulated sprinkling system, adjusts washing according to the characteristic of organic exhaust gas
The temperature of liquid, the waste gas through pretreatment and cooling enters multisection type Sprayer Circulation device, uses circulation and stress pump by circulation and stress
Cleaning mixture in tank is evacuated in multisection type Sprayer Circulation device waste gas is carried out grading absorption；
(3) washing in the multi-cycle separation tower that condensed waste gas enters, the packing layer in multi-cycle separation tower absorbs in waste gas
Organic principle, to gas separating-purifying again, cleaning mixture is back to loop back closed cans through tower reactor simultaneously；
(4) the final gas after processing is arranged by aiutage after being discharged by aiutage or again passing by activated carbon adsorption case
Go out；
(5) when multisection type circulated sprinkling system jam, skipping step 2～4, organic exhaust gas is in the effect of air-introduced machine
Under be directly entered activated carbon adsorption case and carry out adsorption treatment.
Preferably, described cleaning mixture selects according to component characteristics and the physical characteristics of waste gas, injects multisection type spray and follows
The cleaning mixture metering of ring device can be controlled by circulation and stress pump.
The technical scheme using the present invention to provide, compared with prior art, has the advantages that
(1) the multisection type circulation and stress exhaust treatment system that the present invention relates to is used to process volatile organic waste gas, can be by
Organic exhaust gas 100% is collected and is processed, and whole system is completely enclosed structure, air will be caused dirty because of exhaust gas leakage
Dye, it is high that whole system processes automation technolo degree, and operating cost is low, and energy utilization rate is high.
(2) it is provided with activated carbon bypath system in the multisection type circulation and stress exhaust treatment system that the present invention relates to, even if
Multisection type circulated sprinkling system jam, organic exhaust gas also can be then exhausted from gas after being processed by activated carbon bypath system, subtract
Few improper caused pollution of exhaust-gas treatment caused due to equipment fault.
Accompanying drawing explanation
Fig. 1 is multisection type circulation and stress exhaust treatment system structural representation in the embodiment of the present invention 1；
Fig. 2 is multisection type circulation and stress exhaust treatment system structural representation in the embodiment of the present invention 2；
Fig. 3 is multisection type circulated sprinkling system structure schematic diagram of the present invention.
Mark explanation in schematic diagram: 11 chopped-off head condensers, 12 last condenser stage, 13 exhaust gas inlet, 14 cooling water inlets,
15 coolant outlets, 16 pneumatic filters, 21 multisection type Sprayer Circulation devices, 22 multi-cycle separation towers, 23 loop back closed cans, 24 circulations
Recovery pump, 211 spray chambers, 212 mouth sprays, 221 packing layers, 3 activated carbon adsorption casees, 4 air-introduced machines, 6 aiutages, 7 valves.
Detailed description of the invention
For further appreciating that present disclosure, the present invention is described in detail in conjunction with the embodiments, and following example are used for
The present invention is described, but is not limited to the scope of the present invention.
Embodiment 1
Shown in attached body 1 and accompanying drawing 3, multisection type circulation and stress exhaust treatment system involved in the present embodiment, bag
Include condenser system, multisection type circulated sprinkling system, activated carbon bypath system, aiutage 6, the pipeline for connection, control gas
The valve 7 flowed to and air-introduced machine 4.
Described condenser system includes condensed in two stages device, claims chopped-off head condenser 11 and last condenser stage 12 respectively, and chopped-off head is cold
Condenser 11 and last condenser stage 12 are equipped with air inlet, gas outlet, cooling water inlet 14, coolant outlet 15 and discharging of waste liquid
Mouthful, cooling water enters condenser from cooling water inlet, discharges from coolant outlet again, plays the effect of cooling organic exhaust gas.Chopped-off head
The air inlet of condenser 11 is connected with exhaust gas inlet 13 by pipeline, pipeline arranges removable pneumatic filter 16, is used for
Solid particle in absorption organic exhaust gas, is equipped with thermometer and Pressure gauge before and after every grade of condenser, user also can basis
The parameter such as condensation temperature of the flow of waste gas, condenser is adjusted by system temperature pressure changing.Last condenser stage 12
Connecting an air-introduced machine 4 by pipeline, air-introduced machine 4 is had and is bypassed with multisection type circulated sprinkling system and activated carbon respectively by pipeline
System connectivity, pipeline is equipped with valve, and the gas after cooling can be drained to multisection type circulated sprinkling system by air-introduced machine 4 respectively
Or in activated carbon bypath system.
Described multisection type circulated sprinkling system includes circulating the multisection type Sprayer Circulation device 21 of connection, multi-cycle separation successively
Tower 22, looping back closed cans 23 and circulation and stress pump 24, multisection type Sprayer Circulation device 21 connects with air-introduced machine 4, by air-introduced machine 4
Organic exhaust gas after cooling can be drained to by the valve 7 between effect and control air-introduced machine 4 and multisection type Sprayer Circulation device 21
In multisection type Sprayer Circulation device 21, multisection type Sprayer Circulation device 21 includes three spray chamber 211 circulation and stress pumps 24, each spray
All configuring a mouth spray 212 in room 211, each mouth spray 212 is all connected with looping back closed cans 23 by pipeline, circulation and stress
In tank equipped with at least circulation and stress tank volume 1/2 cleaning mixture, circulation and stress pump 24 is located on this segment pipe, is all provided with before and after it
Valve 7, circulation and stress pump 24 and valve 7 is had to coordinate the spray flux controlling cleaning mixture.Multisection type circulated sprinkling system also includes solely
Vertical temperature control system, temperature control system includes temperature controller and some thermometric instruments, and thermometric instrument is located at multisection type
Sprayer Circulation device, multi-cycle separation tower, loop back in each segment pipe of closed cans and multisection type circulated sprinkling system, be used for monitoring and controlling
The temperature of multisection type circulated sprinkling system processed.In condenser system the discard solution discharge port of condensed in two stages device all by pipeline with loop back
Closed cans 23 connects, and the organic liquid waste condensing gained in condenser system is exhausted directly to loop back in closed cans 23.Multi-cycle separation tower 22
Inside being provided with packing layer 221, the organic exhaust gas processed through spray realizes gas-liquid separation in multi-cycle separation tower 22, and liquid is circulated
Recycling can 23 reclaims, and the air vent that gas is put by multi-cycle separation tower after packing layer 221 processes further is discharged to aiutage 6
In, the gas concentration after aiutage 6 will process is discharged in air.
For preventing multisection type circulated sprinkling system jam during using from causing organic exhaust gas to be directly discharged to air
In, the present embodiment also sets up activated carbon bypath system, and described activated carbon bypath system includes an activated carbon adsorption case 3, lives
Being provided with three layers of activated carbon adsorption layer in property charcoal adsorption box 3, activated carbon adsorption case 3 connects with air-introduced machine 4, activated carbon adsorption case gas
Air vent also connects with aiutage.
Using the waste gas processing method of above-mentioned multisection type circulation and stress exhaust treatment system, it comprises the following steps:
Step one: waste gas, after exhaust gas inlet enters exhaust treatment system, first passes around pneumatic filter 16 and removes solid
Impurity, observes thermometer and the Pressure gauge of every grade of condenser, and adjusts condensers at different levels cooling temperature according to the characteristic of organic exhaust gas
Degree, waste gas enters in multi-stage condensing device after carrying out condensation process, and most of high boiling waste gas condensation is to flow directly into after liquid
Loop back in closed cans 23, from low boiling waste gas then drains into down from the air outlet of last condenser stage 12 and carries out further in one system
Reason；
Step 2: if multisection type circulated sprinkling system is under normal operating conditions, through pretreatment and the waste gas of cooling
Under the effect of air-introduced machine 4, waste gas is brought in multisection type Sprayer Circulation device 21, according to characteristic and the observation multistage of organic exhaust gas
Formula Sprayer Circulation device, multi-cycle separation tower, the thermometer that loops back in each segment pipe of closed cans and multisection type circulated sprinkling system, open
Cleaning mixture is heated or lowers the temperature by dynamic temperature controller, then uses the washing that circulation and stress pump 24 will loop back in closed cans 23
Liquid is evacuated in each mouth spray 212 in multisection type Sprayer Circulation device, mouth spray 212 by spraying cleaning solution to each spray chamber 211
In, cleaning mixture carries out grading absorption to the organic matter in waste gas；
Step 3: wash in the multi-cycle separation tower 22 that condensed waste gas enters, the packing layer 221 in multi-cycle separation tower 22
Absorbing the organic principle in waste gas further, to gas separating-purifying again, cleaning mixture is back to circulation and stress through tower reactor simultaneously
In tank 23, the final gas after process is discharged by aiutage 6；
Step 4: when multisection type circulated sprinkling system jam, waste gas is directly entered work under the effect of air-introduced machine 4
Property charcoal adsorption box 3, the activated carbon adsorption layer in activated carbon adsorption case 3 waste gas carried out adsorption treatment, the gas after process leads to
Cross aiutage 6 to discharge.
Embodiment 2
The present embodiment is the further improvement of embodiment 1, shown in attached body 2 and accompanying drawing 3, involved by the present embodiment
Multisection type circulation and stress exhaust treatment system include equally condenser system, multisection type circulated sprinkling system, activated carbon bypath system,
Aiutage 6, the pipeline for connection, the valve 7 controlling gas flow and air-introduced machine 4.It exists with the difference of embodiment 1
In: in this enforcement, the air vent of multi-cycle separation tower 22 does not directly connect with aiutage 6, but by pipeline again with activated carbon adsorption
Case connects, and the pipeline for connection is provided with air-introduced machine 4, and when using the present embodiment to process waste gas, waste gas is through multistage
After formula Sprayer Circulation system processes, adsorb further through in activated carbon adsorption case 3, the more thoroughly quilt of the organic substance in waste gas can be made
Absorb.
Using the waste gas processing method of above-mentioned multisection type circulation and stress exhaust treatment system, it comprises the following steps:
Step one: waste gas, after exhaust gas inlet enters exhaust treatment system, first passes around pneumatic filter 16 and removes solid
Impurity, observes thermometer and the Pressure gauge of every grade of condenser, and adjusts condensers at different levels cooling temperature according to the characteristic of organic exhaust gas
Degree, waste gas enters in multi-stage condensing device after carrying out condensation process, and most of high boiling waste gas condensation is to flow directly into after liquid
Loop back in closed cans 23, from low boiling waste gas then drains into down from the air outlet of last condenser stage 12 and carries out further in one system
Reason；
Step 2: when multisection type circulated sprinkling system is under normal operating conditions, through pretreatment and the waste gas of cooling
Under the effect of air-introduced machine 4, waste gas is brought in multisection type Sprayer Circulation device 21, according to characteristic and the observation multistage of organic exhaust gas
Formula Sprayer Circulation device, multi-cycle separation tower, the thermometer that loops back in each segment pipe of closed cans and multisection type circulated sprinkling system, open
Cleaning mixture is heated or lowers the temperature by dynamic temperature controller, then uses the washing that circulation and stress pump 24 will loop back in closed cans 23
Liquid is evacuated in each mouth spray 212 in multisection type Sprayer Circulation device, mouth spray 212 by spraying cleaning solution to each spray chamber 211
In, cleaning mixture carries out grading absorption to the organic matter in waste gas；
Step 3: wash in the multi-cycle separation tower 22 that condensed waste gas enters, the packing layer 221 in multi-cycle separation tower 22
Absorbing the organic principle in waste gas further, to gas separating-purifying again, cleaning mixture is back to circulation and stress through tower reactor simultaneously
In tank 23；
Step 4: the gas after multisection type circulated sprinkling system processes enters activated carbon adsorption case under the effect of air-introduced machine
In, the organic substance in gas is absorbed further, the gas finally given is discharged into outdoor through aiutage；
Step 5: when multisection type circulated sprinkling system jam, skipping step 2～five, waste gas is at air-introduced machine 4
It is directly entered activated carbon adsorption case 3 under effect, the activated carbon adsorption layer in activated carbon adsorption case 3 waste gas is carried out absorption
Reason.
Above in association with embodiment, the present invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, within the patent covering scope of the present invention all should be still fallen within.
Claims (10)
1. a multisection type circulation and stress exhaust treatment system, it is characterised in that: it includes condenser system, multisection type circulated sprinkling
System, activated carbon bypath system, the pipeline being used for connection and valve, described condenser system includes at least first-stage condenser, first
Level condenser connects with exhaust gas inlet, and last condenser stage is bypassed with multisection type circulated sprinkling system and activated carbon respectively by pipeline
System connectivity, pipeline is equipped with valve；Described multisection type circulated sprinkling system includes the multisection type spray circulating connection successively
Drenching circulator, multi-cycle separation tower, loop back closed cans and circulation and stress pump, multisection type Sprayer Circulation device connects with last condenser stage,
It includes at least two spray chamber, all configures a mouth spray in each spray chamber；Described activated carbon bypath system include to
A few activated carbon adsorption case, activated carbon adsorption case connects with last condenser stage, described multi-cycle separation tower and activated carbon adsorption case
It is equipped with steam vent.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: described multisection type follows
Ring spray system also includes independent temperature control system, and temperature control system includes temperature controller and some thermometric instruments,
Thermometric instrument is located at multisection type Sprayer Circulation device, multi-cycle separation tower, loops back closed cans and each section of multisection type circulated sprinkling system
In pipeline.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: described last condenser stage
Air outlet be also associated with air-introduced machine, activated carbon adsorption case and multisection type Sprayer Circulation device and be connected to the air outlet of air-introduced machine
One end.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: every grade of described condensation
It is equipped with thermometer and Pressure gauge before and after device, the pipeline between chopped-off head condenser and exhaust gas inlet is additionally provided with gas filtration
Device, pneumatic filter removably connects with pipeline.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: described multi-cycle separation
The gas outlet of tower is connected with activated carbon adsorption case by pipeline, and pipeline is provided with air-introduced machine.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: every grade of described condensation
Device is all connected with looping back closed cans by pipeline.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: multisection type circulation and stress
Exhaust treatment system also includes that aiutage, multi-cycle separation tower all connect with aiutage with the air vent of activated carbon adsorption case.
Multisection type circulation and stress exhaust treatment system the most according to claim 1, it is characterised in that: described multi-cycle separation
Packing layer it is provided with in tower.
9. use a waste gas processing method for the described multisection type circulation and stress exhaust treatment system of one of claim 1～8,
It is characterized in that: it comprises the following steps:
(1) waste gas is after exhaust gas inlet enters exhaust treatment system, first passes around pneumatic filter and removes solid impurity, observes every
The thermometer of level condenser and Pressure gauge, and adjust condenser chilling temperatures at different levels according to the characteristic of organic exhaust gas, waste gas enters
After carrying out condensation process in multi-stage condensing device, most of high boiling waste gas condensation is recovery after liquid, and low boiling waste gas is from end
Level condenser drains into down in one system and is further processed；
(2) it is under normal operating conditions when multisection type circulated sprinkling system, adjusts cleaning mixture according to the characteristic of organic exhaust gas
Temperature, the waste gas through pretreatment and cooling enters multisection type Sprayer Circulation device, uses circulation and stress pump will loop back in closed cans
Cleaning mixture be evacuated in multisection type Sprayer Circulation device waste gas is carried out grading absorption；
(3) washing in the multi-cycle separation tower that condensed waste gas enters, the packing layer in multi-cycle separation tower absorbs having in waste gas
Machine composition, to gas separating-purifying again, cleaning mixture is back to loop back closed cans through tower reactor simultaneously；
(4) the final gas after processing is discharged by aiutage after being discharged by aiutage or again passing by activated carbon adsorption case；
(5) when multisection type circulated sprinkling system jam, skipping step 2～4, organic exhaust gas is straight under the effect of air-introduced machine
Tap into and carry out adsorption treatment into activated carbon adsorption case.
Waste gas processing method the most according to claim 9, it is characterised in that: described cleaning mixture is according to the component of waste gas
Feature and physical characteristics select, and the cleaning mixture metering injecting multisection type Sprayer Circulation device can be controlled by circulation and stress pump.
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| CN109126362A (en) * | 2018-10-24 | 2019-01-04 | 上海天汉环境资源有限公司 | A kind of vacuum exhaust-gas treatment recovery system and its technique |
| CN109529396A (en) * | 2019-01-14 | 2019-03-29 | 哈尔滨蔚蓝环保设备制造有限公司 | Organic waste gas treatment device and processing method |
| CN109999615A (en) * | 2019-04-30 | 2019-07-12 | 江苏同庆安全科技有限公司 | A kind of emission-control equipment and its treatment process being segmented recycling function with solvent |
| CN110215800A (en) * | 2019-06-17 | 2019-09-10 | 世源科技工程有限公司 | A kind of processing method and its processing equipment of high boiling point organic compound exhaust gas |
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