CN108096987A - A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method - Google Patents
A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method Download PDFInfo
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- CN108096987A CN108096987A CN201810088523.4A CN201810088523A CN108096987A CN 108096987 A CN108096987 A CN 108096987A CN 201810088523 A CN201810088523 A CN 201810088523A CN 108096987 A CN108096987 A CN 108096987A
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- 239000002808 molecular sieve Substances 0.000 title claims abstract description 54
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- 239000006096 absorbing agent Substances 0.000 claims abstract description 116
- 238000003795 desorption Methods 0.000 claims abstract description 20
- 238000004064 recycling Methods 0.000 claims abstract description 13
- -1 condenser Substances 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 238000001179 sorption measurement Methods 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000011017 operating method Methods 0.000 claims description 6
- 239000010815 organic waste Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000002904 solvent Substances 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000012855 volatile organic compound Substances 0.000 description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3458—Regenerating or reactivating using a particular desorbing compound or mixture in the gas phase
-
- 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
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method, device be by：First class absorber, admission line, discharge duct, second class absorber, condenser, molecular sieve adsorber, wind turbine, heater and holding vessel are formed；Mouth sets admission line under first class absorber, first class absorber setting discharge duct suitable for reading, first class absorber one side sets second class absorber, second class absorber one side sets condenser, holding vessel, molecular sieve adsorber, wind turbine, heater respectively, and first class absorber, the suitable for reading of second class absorber set pipeline between condenser inlet respectively；Its recovery method includes level-one desorption and two level desorption.The present invention makes solvent desorbing that can remove the moisture in recycling design in the process using the two level desorption retracting device of molecular sieve adsorber, improves solvent recovering rate, reduces reclaimer investment and solvent recovery cost.This is simple in structure, and manufacture is at low cost, environmentally protective, alleviates the financial burden of enterprise.
Description
Technical field
The present invention relates to organic exhaust gas recycling field, especially a kind of molecular sieve adsorber secondary absorption organic exhaust gas recycling
Device and recovery method.
Background technology
In VOCs treatment field, adsorption recovery is a kind of main and effective administering method, and adsorption recovery is to utilize
After the organic volatile absorption in exhaust gas is discharged by adsorbent by enterprise, then the method by condensing recycling changes organic volatile
For liquid, recycling is directly used in；The moisture adsorbed in above-mentioned removal process, in activated carbon in organic gas also can be with
Organic matter condenses out, and about 6% ~ 10% waste water can be isolated in the stoste of recycling, and 3% organic solvent can be dissolved in waste water, gives up
Water is difficult processing；In addition, can also dissolve 3% or so water in the stoste of recycling, need first to carry out at dehydration before solvent rectifying separation
Reason；Second class absorber is in the condition of high temperature always in existing reclaimer, and at high operating temperatures, the ethyl acetate in organic matter
Hydrolysis can occur with water, solvent dehydration can be influenced by generating ethyl alcohol and acetic acid, ethyl alcohol；It is required in combination process in solvent not
Allow have ethyl alcohol；Water and acid are two key indexes that solvent strictly controls, the boiling point height of acetic acid, in rectifying column depickling just need
Finished product substance is wanted all to steam, consumes big energy, rectification and purification cost is significantly increased, therefore, it is necessary to a kind of new recycling
System is big to solve the problem of the energy expenditure of high cost of rectifying existing for existing recovery system.
The content of the invention
The present invention proposes a kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method, for solving
The problem of rectifying existing for certainly existing recovery system is of high cost, and energy expenditure is big.
The purpose of the present invention adopts the following technical scheme that realize：
A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator, be by：First class absorber, admission line, exhaust pipe
Road, second class absorber, condenser, molecular sieve adsorber, wind turbine, heater, holding vessel are formed；Under first class absorber mouth set into
Feed channel, first class absorber setting discharge duct suitable for reading, first class absorber one side set second class absorber, second class absorber one side
Condenser, holding vessel, molecular sieve adsorber, wind turbine, heater, first class absorber, suitable for reading point of second class absorber are set respectively
Pipeline is not set between condenser inlet, first class absorber, second class absorber lower mouth respectively with the air outlet of heater it
Between pipeline is set, pipeline is set under second class absorber between mouth and fan inlet, the outlet of condenser and the import of holding vessel it
Between pipeline is set, setting pipeline between parsing the import of wind turbine, outlet and the molecular sieve of condenser adsorb for the outlet of condenser
Pipeline between the import of device is set, pipeline, heater are set between the outlet of molecular sieve adsorber and the suitable for reading of second class absorber
Import and wind turbine outlet between pipeline is set；It is all provided in the admission line, discharge duct and each component connecting pipe
It is equipped with valve.
The first class absorber and second class absorber is the tank shape absorber of activated carbon effect sorbing material.
The molecular sieve adsorber is to be internally provided with 3A molecular sieves.
The wind turbine is enclosed circulation wind turbine.
A kind of molecular sieve adsorber secondary absorption method for organic waste gas recovery：It includes level-one desorption and two level is desorbed two
Step：
Level-one is desorbed：VOC gas, which enter from admission line in first class absorber 1, to be adsorbed, and pure air is discharged from discharge duct,
Level-one desorption is carried out after 1 adsorption saturation of first class absorber：After first class absorber saturation, close on admission line and discharge duct
Valve, and close the valve between condenser and wind turbine, open the valve of other pipelines, open wind turbine and be sent into inert gas
Heating, the gas after heating are entered from the lower mouth of first class absorber in first class absorber by pipeline in heater, heat gas
The activated carbon for being adsorbed with organic solvent is heated, the VOC gas containing water is parsed, parses the VOC gas containing water and pass through
The first class absorber pipeline suitable for reading between condenser inlet enters in condenser, within the condenser the high temperature VOC containing water
Gas is down to room temperature, and a part of VOC gas containing water enter holding vessel by pipeline, and another part contains the VOC gas of water
Entered by pipeline in molecular sieve adsorber, the 3A molecular sieves for Water Molecular Adsorption, molecular sieve are housed in molecular sieve adsorber
Absorber carries out adsorption filtration to the water in the VOC gas containing water, and water-free VOC gas are gone out by molecular sieve adsorber
Mouthful and second class absorber it is suitable for reading between pipeline enter secondary absorption carried out in second class absorber, in second class absorber after absorption
Gas enter wind turbine, move in circles by more than operating procedure, make first class absorber be desorbed to standard requirement after, stop level-one taking off
It is attached；
Two level is desorbed：The valve of pipeline above and below first class absorber is closed, the valve on admission line and discharge duct is opened, makes one
Grade absorber carries out normal adsorption operation, then carries out two level desorption to second class absorber：Close molecular sieve adsorber and two level
Valve between absorber top on pipeline between valve and second class absorber lower part and wind turbine, inert gas is sent by wind turbine to be added
Hot wind is sent into through pipeline in second class absorber by heating in hot device, heater 6, and the liquid VOC in second class absorber is evaporated vapour
VOC gas are turned to, VOC gas enter along pipeline is down to room temperature in condenser, the liquid VOC after cooling enters holding vessel, room temperature
VOC gas enter wind turbine, move in circles by more than operating procedure, and second class absorber is made to be desorbed to standard requirement, stops desorption；
Complete entire two level desorption and removal process.
Technical solution proposed by the present invention has reached good effect：Using molecular sieve adsorber, make solvent desorbing process
In can remove moisture in recycling design, reduce dehydration in solvent post processing, separating technology, improve solvent recovering rate,
Reduce reclaimer investment and solvent recovery cost.This is simple in structure, easy to operate, manufacture is at low cost, using effect is preferable,
Environmentally protective, the post processing of whole solvent and cycling and reutilization play the role of good after being desorbed to second class absorber, greatly
The energy has been saved, has reduced production cost, has alleviated the financial burden of enterprise.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1st, first class absorber, 1-1, admission line, 1-2, discharge duct, 2, second class absorber, 3, condenser,
4th, molecular sieve adsorber, 5, wind turbine, 6, heater, 7, holding vessel, 8, valve.
Specific embodiment
With reference to the drawings and specific embodiments, the present invention will be further described：
A kind of molecular sieve adsorber secondary absorption organic waste gas recycling system as shown in Figure 1, be by：First class absorber 1, air inlet
Pipeline 1-1, discharge duct 1-2, second class absorber 2, condenser 3, molecular sieve adsorber 4, wind turbine 5, heater 6,7 structure of holding vessel
Into；It is characterized in that：1 time mouth of first class absorber sets admission line 1-1, the setting discharge duct 1-2 suitable for reading of first class absorber 1,
1 one side of first class absorber sets second class absorber 2, and 2 one side of second class absorber sets condenser 3, holding vessel 7, molecular sieve respectively
Absorber 4, wind turbine 5, heater 6, first class absorber 1, the suitable for reading of second class absorber 2 are set between 3 import of condenser respectively
Pipeline, first class absorber 1, the lower mouth of second class absorber 2 set pipeline, secondary absorption between the air outlet of heater 6 respectively
Pipeline is set between 2 times mouths of device and parsing 5 import of wind turbine, pipeline is set between the outlet of condenser 3 and the import of holding vessel 7,
Pipeline is set between the outlet of condenser 3 and the import of wind turbine 5, between the outlet of condenser 3 and the import of molecular sieve adsorber 4
Pipeline is set, pipeline, the import of heater 6 and solution are set between the outlet of molecular sieve adsorber 4 and the suitable for reading of second class absorber 2
Pipeline is set between the outlet of analysis wind turbine 5, is all provided in the admission line 1-1, discharge duct 1-2 and each component connecting pipe
It is equipped with valve 8；The first class absorber 1 and second class absorber 2 is the tank shape absorber of activated carbon effect sorbing material；Institute
The molecular sieve adsorber 4 stated is the Water Molecular Adsorption device for being internally provided with 3A molecular sieves；The wind turbine 5 is enclosed circulation
Wind turbine.
During a kind of molecular sieve adsorber secondary absorption organic waste gas recycling system normal use, VOC gas are from admission line
1-1, which enters in first class absorber 1, to be adsorbed, and pure air is discharged from discharge duct 1-2, after 1 adsorption saturation of first class absorber
Carry out level-one desorption：After 1 saturation of first class absorber, the valve 8 on admission line 1-1 and discharge duct 1-2 is closed, and is closed cold
Valve 8 between condenser and wind turbine opens the valve 8 of other pipelines, and opening wind turbine 5 will add in inert gas feeding heater 6
Heat, the gas after heating are entered from the lower mouth of first class absorber 1 in first class absorber 1 by pipeline, and heat gas is to being adsorbed with
The activated carbon heating of organic solvent, parses the VOC gas containing water, parses the VOC gas containing water and pass through primary adsorption
Pipeline between 3 import suitable for reading with condenser of device 1 enters in condenser 3, the high temperature VOC gas containing water in condenser 3
Room temperature is down to, a part of VOC gas containing water enter holding vessel 7 by pipeline, and the VOC gas that another part contains water pass through
Pipeline enters in molecular sieve adsorber 4, and the 3A molecular sieves for Water Molecular Adsorption are housed in molecular sieve adsorber 4, and molecular sieve is inhaled
Adnexa 4 carries out adsorption filtration to the water in the VOC gas containing water, and water-free VOC gas are gone out by molecular sieve adsorber 4
Mouthful and second class absorber 2 it is suitable for reading between pipeline enter secondary absorption carried out in second class absorber 2, inhaled in second class absorber 2
Attached gas enters wind turbine 5, moves in circles by more than operating procedure, and first class absorber 1 is made to be desorbed to standard requirement, is stopped
Level-one is desorbed；
After completing level-one desorption, the valve 8 of first class absorber pipeline about 1 is closed, opens admission line 1-1 and discharge duct 1-
Valve 8 on 2 makes first class absorber 1 carry out normal adsorption operation, then carries out two level desorption to second class absorber 2：It closes and divides
Valve 8 between 2 top of son sieve absorber 4 and second class absorber on pipeline between valve and 2 lower part of second class absorber and wind turbine,
Inert gas is sent into heating in heater 6 by wind turbine 5, and hot wind is sent into through pipeline in second class absorber 2 by heater 6, by two level
Liquid VOC carburation by evaporations in absorber 2 are VOC gas, and VOC gas, which enter along pipeline in condenser 3, is down to room temperature, after cooling
Liquid VOC enter holding vessel 7, room temperature VOC gas enter wind turbine 5, move in circles by more than operating procedure, make second class absorber
After 2 desorptions to standard requirement, stop desorption；Complete entire two level desorption and removal process.
Part not in the detailed description of the invention is the prior art.
Claims (5)
1. a kind of molecular sieve adsorber secondary absorption air separator of oxygenerator, it is characterized in that：By first class absorber, air inlet pipe
Road, discharge duct, second class absorber, condenser, molecular sieve adsorber, wind turbine, heater, holding vessel are formed；First class absorber
Lower mouth sets admission line, first class absorber setting discharge duct suitable for reading, and first class absorber one side sets second class absorber, two level
Absorber one side sets condenser, holding vessel, molecular sieve adsorber, wind turbine, heater, first class absorber, secondary absorption respectively
The suitable for reading of device sets pipeline between condenser inlet respectively, first class absorber, second class absorber lower mouth respectively with heater
Air outlet between pipeline is set, pipeline, the outlet and storage of condenser are set under second class absorber between mouth and fan inlet
Pipeline is set between the import of tank, the outlet of condenser setting pipeline between parsing the import of wind turbine, the outlet of condenser with
Pipeline between the import of molecular sieve adsorber is set, pipe is set between the outlet of molecular sieve adsorber and the suitable for reading of second class absorber
Road sets pipeline between the import of heater and the outlet of wind turbine；Admission line, discharge duct and each component connecting tube
Valve is both provided on road.
2. a kind of molecular sieve adsorber secondary absorption organic waste gas recycling system according to claim 1, it is characterized in that：Institute
The first class absorber and second class absorber stated are the tank shape absorber of activated carbon effect sorbing material.
3. a kind of two level desorption recovery system equipped with molecular sieve adsorber according to claim 1, it is characterized in that：It is described
Molecular sieve adsorber to be internally provided with 3A molecular sieves.
4. a kind of molecular sieve adsorber secondary absorption organic waste gas recycling system according to claim 1, it is characterized in that：Institute
The wind turbine stated is enclosed circulation wind turbine.
5. a kind of molecular sieve adsorber secondary absorption method for organic waste gas recovery as described in claims 1 or 2 or 3 or 4,
It is characterized in：It includes level-one desorption and two level is desorbed two steps：
Level-one is desorbed：VOC gas, which enter from admission line in first class absorber, to be adsorbed, and pure air is discharged from discharge duct,
Level-one desorption is carried out after first class absorber adsorption saturation：After first class absorber saturation, close on admission line and discharge duct
Valve, and close the valve between condenser and wind turbine, open the valve of other pipelines, open wind turbine and be sent into inert gas
Heating, the gas after heating are entered from the lower mouth of first class absorber in first class absorber by pipeline in heater, heat gas
The activated carbon for being adsorbed with organic solvent is heated, the VOC gas containing water is parsed, parses the VOC gas containing water and pass through
The first class absorber pipeline suitable for reading between condenser inlet enters in condenser, within the condenser the high temperature VOC containing water
Gas is down to room temperature, and a part of VOC gas containing water enter holding vessel by pipeline, and another part contains the VOC gas of water
Entered by pipeline in molecular sieve adsorber, the 3A molecular sieves for Water Molecular Adsorption, molecular sieve are housed in molecular sieve adsorber
Absorber carries out adsorption filtration to the water in the VOC gas containing water, and water-free VOC gas are gone out by molecular sieve adsorber
Mouthful and second class absorber it is suitable for reading between pipeline enter secondary absorption carried out in second class absorber, in second class absorber after absorption
Gas enter wind turbine, move in circles by more than operating procedure, make first class absorber be desorbed to standard requirement after, stop level-one taking off
It is attached；
Two level is desorbed：The valve of pipeline above and below first class absorber is closed, the valve on admission line and discharge duct is opened, makes one
Grade absorber carries out normal adsorption operation, then carries out two level desorption to second class absorber：Close molecular sieve adsorber and two level
Valve between absorber top on pipeline between valve and second class absorber lower part and wind turbine, inert gas is sent by wind turbine to be added
Heating in hot device, hot wind is sent into through pipeline in second class absorber by heater, by the liquid VOC carburation by evaporations in second class absorber
For VOC gas, VOC gas enter along pipeline is down to room temperature in condenser, the liquid VOC after cooling enters holding vessel, room temperature VOC
Gas enters wind turbine, moves in circles by more than operating procedure, and second class absorber is made to be desorbed to standard requirement, stops desorption；It is complete
Into entire two level desorption and removal process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810088523.4A CN108096987A (en) | 2018-01-30 | 2018-01-30 | A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method |
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| CN201810088523.4A CN108096987A (en) | 2018-01-30 | 2018-01-30 | A kind of molecular sieve adsorber secondary absorption air separator of oxygenerator and recovery method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918717A (en) * | 2018-07-25 | 2018-11-30 | 上海兰宝环保科技有限公司 | A kind of performance of the adsorbent test device |
| CN110548364A (en) * | 2019-10-17 | 2019-12-10 | 清远先导材料有限公司 | method and device for recovering special gas adsorbed by molecular sieve |
| CN113521963A (en) * | 2021-08-12 | 2021-10-22 | 伯乐氛(北京)环境技术有限公司 | Industrial organic waste gas treatment method |
| CN114768469A (en) * | 2022-05-23 | 2022-07-22 | 北人伯乐氛(西安)环境技术有限公司 | Organic waste gas solvent recovery process |
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