CN106621697A - Efficient solvent recycling device - Google Patents
Efficient solvent recycling device Download PDFInfo
- Publication number
- CN106621697A CN106621697A CN201611246859.6A CN201611246859A CN106621697A CN 106621697 A CN106621697 A CN 106621697A CN 201611246859 A CN201611246859 A CN 201611246859A CN 106621697 A CN106621697 A CN 106621697A
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- CN
- China
- Prior art keywords
- desorption
- steam
- blower fan
- zeolite runner
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B01D53/04—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 with stationary adsorbents
-
- 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
- B01D53/04—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 with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0438—Cooling or heating systems
-
- 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
- B01D53/06—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 with moving adsorbents, e.g. rotating beds
-
- 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
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
-
- 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
Abstract
The invention discloses an efficient solvent recycling device which comprises an active carbon adsorption-steam desorption-condensation recovery system, a zeolite rotor secondary purifying system and a chimney, wherein the zeolite rotor secondary purifying system is connected with the active carbon adsorption-steam desorption-condensation recovery system; the zeolite rotor secondary purifying system comprises a desorption fan, a zeolite rotor and a heater; the desorption fan is connected with the zeolite rotor; the zeolite rotor is connected with the heater; the desorption fan is connected with the active carbon adsorption-steam desorption-condensation recovery system; and the zeolite rotor is further connected to the chimney. A rotor adsorption purifying device is additionally arranged behind an original recovery system, and secondary purifying treatment is carried out on purified tail gas absorbed by active carbon, so that up-to-standard discharge of equipment is guaranteed.
Description
【Technical field】
The invention belongs to environmental technology field, and in particular to a kind of efficient solvent recovery unit.
【Background technology】
China's volatile organic waste gas discharge capacity has occupied No. 1 in the world, carries out high efficiente callback to organic exhaust gas, not only
Problem of environmental pollution can be solved, human health is protected, while advantageously reducing production cost, huge economic benefit is produced.This
For the development for promoting recycling economy and the society for setting up sustainable development have very major and immediate significance.
The recovery process that adopts of the country be still based on " activated carbon adsorption-steam be desorbed-condense absorption method ", its technique into
Ripe, stable, the main problem that so method is present is exactly the presence of not qualified discharge situation, particularly charcoal canister Jing
After steam desorption when proceeding to dry run, exhaust concentration exceedes national standard, in the face of increasingly harsh environmental regulation policy, how
Improve reclaimer purifying rate, obtain preferable recovering effect to meet environmental requirement, adapt to market demand, become and grind in recent years
The emphasis of the person's of studying carefully exploitation.
Activated carbon adsorption-steam is desorbed-is condensed in recovery process, and system is deposited after waste gas original concentration exceedes certain numerical value
In discharge beyond standards risk, recycled in its entirety rate has much room for improvement.Especially, for the ease of active-carbon bed absorption after steam desorption,
Need to dry to active-carbon bed, this is particularly problematic during drying.
【The content of the invention】
The technical problem to be solved is to provide a kind of efficient solvent recovery unit.
What the present invention was realized in：
A kind of efficient solvent recovery unit, including activated carbon adsorption-steam desorption-condensate recovery system, zeolite runner
Double purification system, chimney；The zeolite runner double purification system connects the activated carbon adsorption-steam and be desorbed-condenses back
Receipts system；
The zeolite runner double purification system includes desorption blower fan, zeolite runner, heater；The desorption blower fan connection
The zeolite runner, the zeolite runner connects the heater；The desorption blower fan connects the activated carbon adsorption-steam and takes off
Attached-condensate recovery system；The zeolite runner is also connected to the chimney.
Further, the activated carbon adsorption-steam desorption-condensate recovery system includes the cold filter of a table, a main wind
Machine, a steam heater, a drying blower fan, two absorbent charcoal adsorption tanks, a condenser, a layering groove, a solvent tank；The table
Cold filter connects the main air blower；The main air blower is connected respectively to two absorbent charcoal adsorption tank；The steam heater
Connect the drying blower fan；The drying blower fan is connected respectively to two absorbent charcoal adsorption tank；Two absorbent charcoal adsorption tank
It is connected respectively to the condenser；The condenser is connected to the layering groove；The layering groove is connected to the solvent tank.
It is an advantage of the current invention that：The present invention installs runner adsorptive purifier additional after former recovery system, and activated carbon is inhaled
Attached cleaning of off-gas carries out double purification process, it is ensured that equipment qualified discharge；Using wheel device characteristic, low concentration is purified
Gas sends the cold filter of front-end table back to after being concentrated, Jing charcoal canisters are adsorbed again, improves the equipment response rate.To dry simultaneously
Dry gas stream accesses the cold filter of front-end table, and Jing charcoal canisters adsorb again.The method is greatly improved equipment overall treatment efficiency, takes
Obtain preferable recovering effect.
【Description of the drawings】
With reference to the accompanying drawings in conjunction with the embodiments the invention will be further described.
Fig. 1 is schematic structural view of the invention.
【Specific embodiment】
As shown in figure 1, a kind of efficient solvent recovery unit, including activated carbon adsorption-steam desorption-condensate recovery system
100th, zeolite runner double purification system 200, chimney 300.
Activated carbon adsorption-steam desorption-condensate recovery system 100 includes the cold filter 101 of a table, a main air blower
102nd, the drying of an a steam heater 103, blower fan 104, the layering groove of two absorbent charcoal adsorption tanks, 105,106, one condenser 107,
108th, a solvent tank 109.
The cold filter 101 of table connects main air blower 102.Main air blower 102 is connected respectively to two absorbent charcoal adsorption tanks 105,106；
The connection drying blower fan 104 of steam heater 103；Drying blower fan 104 is connected respectively to two absorbent charcoal adsorption tanks 105,106；Two live
Property charcoal adsorption tanks 105,106 are connected respectively to condenser 107；Condenser 107 is connected to layering groove 108；Layering groove 108 is connected to
Solvent tank 109.
Zeolite runner double purification system 200 includes desorption blower fan 201, zeolite runner 202, heater 203；The desorption
Blower fan 201 connects the zeolite runner 202, and the zeolite runner 202 connects the heater 203；The desorption blower fan 201 connects
Connect the cold filter 101 of table of the activated carbon adsorption-steam desorption-condensate recovery system 100；The zeolite runner 200 also connects
It is connected to the chimney 300.
Activated carbon adsorption-steam desorption-condensate recovery system 100, adsorbs organic in waste gas by absorbent charcoal adsorption tank
Pollutant, make waste gas reach preliminary purification, and be adsorbed onto up to after design time carries out desorption and regeneration by steam purging activated carbon；
After the Organic substance being desorbed is by being layered groove physical separation, Organic substance enters solvent tank, and water enters drainage.
Zeolite runner double purification system 200, the purified gas Jing after active carbon purifying carry out secondary suction by zeolite runner
Chimney is entered after attached purification, it is ensured that qualified discharge.As runner is rotated after zeolite runner adsorption cleaning gas, adsorption zone enters into de-
Attached area carries out elevated temperature desorption, and there are certain density organic exhaust gas to be inhaled by activated carbon again into the cold filter of table after elevated temperature desorption
It is attached, so as to reduce the wasting of resources, improve the system response rate.
Main working process：
Organic exhaust gas are lowered the temperature after preliminary filtration by the cold filter 101 of table, and by main air blower 102 activated carbon adsorption is incorporated into
Purify in tank 105, the now Open valve F-A01 air inlets of adsorption tanks 105, Open valve F-A02 aerofluxuss, purified gas is entered
Zeolite runner double purification system 200, the gas after double purification passes through the qualified discharge of chimney 300；
The absorption of adsorption tanks 105 is reached after breakthrough point, recovery system Open valve F-B01 air inlets, Open valve F-B02 rows
Gas, closes F-A01 and F-A02, realizes the switching of adsorption tanks；
Open valve F-A03 and F-A04, are desorbed, water vapour with saturated vapor to the charcoal canister for completing to adsorb
Condense into pipe bundle condenser 107 together with Organic substance (gaseous state), the layered groove 108 of condensed mixture is layered, You Jirong
Agent enters solvent tank 109, and water enters drainage.
After the completion of adsorption tanks 105 are desorbed, valve F-A03 and F-A04 are closed, Open valve F-A05 and F-A06 are opened and steamed
Vapour heater 103 and drying blower fan 104 are dried to adsorption tanks 105, and the drying gas containing a small amount of Organic substance after drying connects
Enter runner desorption airduct 201, remove into the cold filter 101 of table in the lump with runner desorption gas and enter adsorption tanks 106 again after water filtration
Secondary absorption.After the completion of drying, steam off heater 103 carries out cooling purging with normal temperature air to adsorption tanks 105, has purged
Desorption blower fan 201 and related valve are closed after finishing, adsorption tanks 105 enter resting state.
Adsorption tanks 105 and the using and the reserved of adsorption tanks 106, alternation, it is ensured that system is continuously run.
Rotary state is constantly in the course of work of zeolite runner 202, adsorption zone has been adsorbed and enter after certain Organic substance de-
Attached area, cools down gas (by reclaiming clean air stripping confession) in the case where desorption blower fan 201 is acted on, through runner cooling zone, again through heater
203 are heated to desorption temperature, now cool down gas and are changed into being desorbed gas, desorption and regeneration are carried out to being desorbed area's runner, containing certain organic
The elevated temperature desorption gas of waste gas is passed through after the cold filter 101 of table is cooled down and is adsorbed into charcoal canister.
The technological process of apparatus of the present invention is by PLC control program system by the whole processing system of time control, whole mistake
Journey is automatically controlled.
The present invention installs runner adsorptive purifier additional after former recovery system, and the cleaning of off-gas after activated carbon adsorption is carried out
Double purification process, it is ensured that equipment qualified discharge；Using wheel device characteristic, before sending back to after low concentration purified gas are concentrated
The cold filter of end table, Jing charcoal canisters are adsorbed again, improve the equipment response rate.It is cold that air-flow access front-end table will be dried simultaneously
Filter, Jing charcoal canisters adsorb again.The method is greatly improved equipment overall treatment efficiency, obtains preferable recovering effect.
The preferable enforcement use-case of the present invention is the foregoing is only, protection scope of the present invention is not intended to limit.It is all
Within the spirit and principles in the present invention, any modification, equivalent and improvement for being made etc., should be included in the present invention's
Within protection domain.
Claims (2)
1. a kind of efficient solvent recovery unit, it is characterised in that：Including activated carbon adsorption-steam desorption-condensate recovery system,
Zeolite runner double purification system, chimney；The zeolite runner double purification system connects the activated carbon adsorption-steam and takes off
Attached-condensate recovery system；
The zeolite runner double purification system includes desorption blower fan, zeolite runner, heater；The desorption blower fan connection is described
Zeolite runner, the zeolite runner connects the heater；The desorption blower fan connect the activated carbon adsorption-steam desorption-
Condensate recovery system；The zeolite runner is also connected to the chimney.
2. a kind of efficient solvent recovery unit as claimed in claim 1, it is characterised in that：Activated carbon adsorption-the steam
Desorption-condensate recovery system includes that the cold filter of a table, a main air blower, a steam heater, a drying blower fan, two activated carbons are inhaled
Attached tank, a condenser, a layering groove, a solvent tank；The cold filter of the table connects the main air blower；The main air blower difference
It is connected to two absorbent charcoal adsorption tank；The steam heater connects the drying blower fan；The drying blower fan connects respectively
To two absorbent charcoal adsorption tank；Two absorbent charcoal adsorption tank is connected respectively to the condenser；The condenser is connected to
The layering groove；The layering groove is connected to the solvent tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246859.6A CN106621697A (en) | 2016-12-29 | 2016-12-29 | Efficient solvent recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246859.6A CN106621697A (en) | 2016-12-29 | 2016-12-29 | Efficient solvent recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106621697A true CN106621697A (en) | 2017-05-10 |
Family
ID=58836189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611246859.6A Pending CN106621697A (en) | 2016-12-29 | 2016-12-29 | Efficient solvent recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106621697A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079766A (en) * | 2018-01-30 | 2018-05-29 | 洛阳天宝环保科技有限公司 | A kind of low concentration big flow organic exhaust gas closed loop multistage retracting device and recovery method |
| CN109731433A (en) * | 2018-12-18 | 2019-05-10 | 杭州捷瑞空气处理设备有限公司 | The ethyl acetate recovery method combined is adsorbed with runner using activated carbon adsorption |
| CN110812876A (en) * | 2019-12-23 | 2020-02-21 | 麦德科技(无锡)有限公司 | Emission reduction system of organic solvent cleaning equipment |
| CN111167257A (en) * | 2018-11-13 | 2020-05-19 | 吉能科技股份有限公司 | High-efficiency and high-safety solvent recovery equipment |
| CN111318128A (en) * | 2020-03-03 | 2020-06-23 | 青岛华世洁环保科技有限公司 | Adsorption recovery system for nitrogen regeneration and adsorption recovery method thereof |
| CN113304578A (en) * | 2020-02-26 | 2021-08-27 | 布罗芬德股份公司 | Apparatus and method for treating gaseous effluent |
| CN113365718A (en) * | 2019-01-31 | 2021-09-07 | 东洋纺株式会社 | Organic solvent recovery system |
| CN114632401A (en) * | 2022-03-14 | 2022-06-17 | 山东保蓝环保工程有限公司 | Zeolite runner condensation recovery unit |
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| CN204601946U (en) * | 2015-01-23 | 2015-09-02 | 马军 | The device of organic solvent is reclaimed from industrial waste gas |
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Patent Citations (1)
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| CN204601946U (en) * | 2015-01-23 | 2015-09-02 | 马军 | The device of organic solvent is reclaimed from industrial waste gas |
Non-Patent Citations (1)
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| 陆维强: "《转轮机组式凹版印刷机》", 30 April 2014, 印刷工业出版社 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079766A (en) * | 2018-01-30 | 2018-05-29 | 洛阳天宝环保科技有限公司 | A kind of low concentration big flow organic exhaust gas closed loop multistage retracting device and recovery method |
| CN111167257A (en) * | 2018-11-13 | 2020-05-19 | 吉能科技股份有限公司 | High-efficiency and high-safety solvent recovery equipment |
| CN109731433A (en) * | 2018-12-18 | 2019-05-10 | 杭州捷瑞空气处理设备有限公司 | The ethyl acetate recovery method combined is adsorbed with runner using activated carbon adsorption |
| CN109731433B (en) * | 2018-12-18 | 2021-12-10 | 杭州捷瑞空气处理设备有限公司 | Ethyl acetate recovery method combining activated carbon adsorption and rotary wheel adsorption |
| CN113365718A (en) * | 2019-01-31 | 2021-09-07 | 东洋纺株式会社 | Organic solvent recovery system |
| CN113365718B (en) * | 2019-01-31 | 2023-07-25 | 东洋纺株式会社 | Organic solvent recovery system |
| CN110812876A (en) * | 2019-12-23 | 2020-02-21 | 麦德科技(无锡)有限公司 | Emission reduction system of organic solvent cleaning equipment |
| CN113304578A (en) * | 2020-02-26 | 2021-08-27 | 布罗芬德股份公司 | Apparatus and method for treating gaseous effluent |
| CN111318128A (en) * | 2020-03-03 | 2020-06-23 | 青岛华世洁环保科技有限公司 | Adsorption recovery system for nitrogen regeneration and adsorption recovery method thereof |
| CN114632401A (en) * | 2022-03-14 | 2022-06-17 | 山东保蓝环保工程有限公司 | Zeolite runner condensation recovery unit |
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| PB01 | Publication | ||
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Application publication date: 20170510 |