CN208526218U - Volatile organic compounds recyclable device - Google Patents
Volatile organic compounds recyclable device Download PDFInfo
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- CN208526218U CN208526218U CN201820557029.3U CN201820557029U CN208526218U CN 208526218 U CN208526218 U CN 208526218U CN 201820557029 U CN201820557029 U CN 201820557029U CN 208526218 U CN208526218 U CN 208526218U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Separation Of Gases By Adsorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model relates to a kind of volatile organic compounds recyclable devices, including feeding device；The high pressure absorbing mechanism of the feeding device is connected, the high pressure absorbing mechanism causes that VOCs can be absorbed by absorbent；It is connected to the UF membrane assist absorption mechanism in high pressure absorbing mechanism downstream, UF membrane assist absorption mechanism includes the film unit of several series connections；And it is connected to the multistage pressure adsorbing mechanism of the UF membrane assist absorption mechanism downstream, the multistage pressure adsorbing mechanism includes two groups of absorbing units in parallel, and the absorbing unit includes the adsorption tanks of several series connections.The utility model multistage absorption in such a way that ladder pressure changes step by step recycles VOCs, can sufficiently recycle VOCs, meet emission request；And occupied area is small, and operating cost is low.
Description
Technical field
The utility model relates to a kind of volatile organic compounds recyclable devices, in particular for Petrochemical Enterprises tank field VOCs
The processing recyclable device of Volatile Gas discharge.
Background technique
VOCs is to have volatile organic compound, is had lower than room temperature, boiling point lower than 50~260 DEG C to a kind of fusing point
The general name of machine compound.Many VOCs have the function of neurotoxicity, hepatotoxicity or carcinogenic, be easy insulting blood at
Point, or cause gastrointestinal disturbance, endocrine system and disease of hematopoietic system.It can be generated largely in the tank field of petroleum refining enterprise
VOCs。
It is used to handle the master of tank field VOCs control emission or filling occasion volatilization VOCs gas in petroleum refining enterprise at present
Wanting technology is the recovery methods such as absorption method, condensation method.The economic discharge index of such method is usually non-methane total hydrocarbons≤25g/m3,
Meet GB20950-2007 " storage tank farm atmosphere pollutants emission standards " requirement.However to reach non-methane total hydrocarbons≤120mg/
m3Discharge standard requirement, conventional recovery methods are unable to satisfy, mainly by taking destruction method to carry out further fine place
Reason so just increases investment amount, occupied area and the complex process degree of device, makes troubles to owner's operation and maintenance.
Such as the absorption absorption process in conventional absorption method, for the VOCs material of low concentration, conventional absorbtion method adsorption capacity
It significantly reduces, while absorption efficiency significantly reduces.Such as the catalytic oxidation in destruction method, because catalysis reaction is pyroreaction
Device, the safe distance of device is typically much deeper than conventional absorption method device for recovering oil and gas, and catalysis process is not suitable for processing sulfur-bearing etc.
The VOCs of element and halogenated hydrocarbons.Such as the low-temperature plasma method in destruction method, mainly for the treatment of non-methane total hydrocarbons concentration≤2g/
m3The case where, this needs device front end to do a large amount of pretreating process, so that aggrandizement apparatus treatment scale, further increases dress
The cost of investment set.Such as the bioanalysis in destruction method, daily maintenance is extremely complex, and occupied area is administered far more than conventional VOCs
Device.
Utility model content
In response to the above problems, the present invention proposes a kind of volatile organic compounds recyclable devices, pass through ladder pressure
The mode multistage absorption that power changes step by step recycles volatile organic compounds (VOCs), so as to sufficiently recycle all kinds of VOCs；
And occupied area is small, and operating cost is low.
The utility model proposes a kind of volatile organic compounds recyclable device, comprising:
Feeding device；
The high pressure absorbing mechanism of the feeding device is connected, the high pressure absorbing mechanism causes to absorb by absorbent
VOCs；
It is connected to the UF membrane assist absorption mechanism in high pressure absorbing mechanism downstream, UF membrane assist absorption mechanism
Film unit including several series connections；And
It is connected to the multistage pressure adsorbing mechanism of the UF membrane assist absorption mechanism downstream, the multistage pressure adsorption machine
Structure includes two groups of absorbing units in parallel, and the absorbing unit includes the adsorption tanks of several series connections.
Further improvement of the utility model is that the feeding device connects the UF membrane auxiliary by vacuum pump and inhales
Receive mechanism；The feeding device connects the multistage pressure adsorbing mechanism by the first regulating valve.
Further improvement of the utility model is that the high pressure absorbing mechanism includes: the absorption tower of sealing, the absorption
Tower upper end is arranged VOCs and exports；Be connected to the liquid rotary compressor of the absorption tower lower part, the entrance connection of the compressor it is described into
Expect device；It is connected to the Poor oil absorbing agent source on the absorption tower top；And the recycling can of the connection absorption tower bottom end；
Wherein, the VOCs gas for the compression that the feeding device is inputted to the absorption tower moves from bottom to top, and oil-poor
Absorbent source conveying move from top to bottom Poor oil absorbing agent contact fusion, formed rich oil liquid simultaneously flow into recycling can, not by
The part VOCs gas of absorption is transported to UF membrane assist absorption mechanism by the outlet the VOCs.
Further improvement of the utility model is that the film unit is equipped with several interfaces, wherein the interface includes connecting
The high concentration VOCs infiltration side interface of the vacuum pump is connect, the VOCs air inlet and low concentration VOCs for accessing VOCs gas seep
Remaining side interface；Wherein, the low concentration VOCs retentate side interface of the VOCs air inlet connection upper level film unit, the film of the first order
The VOCs air inlet of unit connects the high pressure absorbing mechanism, and the low concentration VOCs retentate side interface connection of afterbody is described more
Grade High Pressure Absorption mechanism.
Further improvement of the utility model is that the liquid rotary compressor is equipped with non-contacting seal oil ring, described poor
Oil absorber source connects the non-contacting seal oil ring by branch pipe.
Further improvement of the utility model is that the outlet VOCs is also connected to the liquid rotary compressor by pipeline
Between the feeding device.
Further improvement of the utility model is that the VOCs air inlet of the film unit of the first order and the high pressure absorb machine
Pressure transmitter is set on the connected pipeline in the outlet VOCs of structure.
Further improvement of the utility model is that the absorbing unit in the multistage pressure adsorbing mechanism includes two strings
The adsorption tanks of connection, the entrance junctional membrane seprating assistant absorbing mechanism of the absorbing unit and feeding device, the absorbing unit
Outlet connection clarifier outlet.
Further improvement of the utility model is that multistage pressure adsorbing mechanism further includes the gas of delivery air or nitrogen
Source, the gas source connect the adsorption tanks by heater.
Further improvement of the utility model is that the outlet VOCs of the high pressure absorbing mechanism is arranged by pipeline to be connected to
The clarifier outlet, UF membrane assist absorption mechanism passes through the outlet of clarifier described in pipeline connection.
Compared with the prior art, the advantages of the utility model are:
Volatile organic compounds recyclable device described in the utility model is more in such a way that ladder pressure changes step by step
Grade absorbs recycling VOCs, can sufficiently recycle VOCs, meet emission request；And occupied area is small, and operating cost is low.
In volatile organic compounds recyclable device described in the utility model, VOCs gas is passed through high pressure absorbing mechanism,
Major part VOCs is absorbed by Poor oil absorbing agent.Remaining gas is isolated through membrane separation assist absorption mechanism by membrane technology
And recycle VOCs.Finally again by multistage pressure adsorbing mechanism, guarantee thoroughly to absorb VOCs gas by multistage adsorption tanks.
Detailed description of the invention
Fig. 1 is the structural representation of the volatile organic compounds recyclable device of an embodiment according to the present utility model
Figure.
The structural schematic diagram of the film unit of Fig. 2 embodiment according to the present utility model.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
The meaning of each appended drawing reference is as follows in the accompanying drawings: 1, high pressure absorbing mechanism, 2, UF membrane assist absorption mechanism, and 3, more
Grade High Pressure Absorption mechanism, 4, feeding device, 5, vacuum pump, 10, absorption tower, 11, the outlet VOCs, 12, liquid rotary compressor, 13, poor
Oil absorber source, 14, recycling can, 20, film unit, 21, VOCs air inlet, 22, high concentration VOCs permeate side interface, 23, low dense
Degree VOCs retentate side interface, 30, adsorption tanks unit, the 31, first adsorption tanks, the 32, second adsorption tanks, 33, third adsorption tanks, 34,
4th adsorption tanks, 35, gas source, 36, heater, 37, clarifier outlet, the 40, first regulating valve, the 42, second regulating valve, 43, the
Three regulating valves, the 44, the 4th regulating valve, the 45, the 5th regulating valve, the 46, the 6th regulating valve, the 47, the 7th regulating valve, the 48, the 8th is adjusted
Valve, the 49, the 9th regulating valve, 50, first pressure transmitter, 51, second pressure transmitter, 52, third pressure transmitter, 53,
Ten regulating valves, the 54, the 11st regulating valve, 55, emergency pressure releases pipeline.
Specific embodiment
Below in conjunction with attached drawing, the utility model is described in further detail.
Fig. 1 schematically shows a volatile organic compounds recyclable device according to the present utility model.According to this
The volatile organic compounds recyclable device of utility model, can sufficiently recycle VOCs, meet emission request；And occupied area
Small, operating cost is low.
As shown in Figure 1, volatile organic compounds recyclable device described in the present embodiment, which is characterized in that including charging
Device 4.The feeding device 4 connects the VOCs gas discharge outlet of Petrochemical Enterprises tank field.The present embodiment described device further includes
High pressure absorbing mechanism 1, the high pressure absorbing mechanism 1 connect the feeding device 4.The high pressure absorbing mechanism 1 causes to lead to
It crosses absorbent and absorbs VOCs gas.In the present embodiment, preferred absorbent is.The present embodiment described device further includes UF membrane
Assist absorption mechanism 2, UF membrane assist absorption mechanism 2 are connected to the downstream of the high pressure absorbing mechanism 1, the UF membrane auxiliary
Absorbing mechanism 2 includes the film unit 20 of several series connections, and UF membrane assist absorption mechanism 2 includes several series connections
Film unit 20.The present embodiment described device further includes multistage pressure adsorbing mechanism 3, and the multistage pressure adsorbing mechanism 3 connects institute
State UF membrane assist absorption mechanism 2.The multistage pressure adsorbing mechanism 3 includes two groups of absorbing units in parallel, and the absorption is single
Member includes the adsorption tanks of several series connections.
In the present embodiment, the high pressure absorbing mechanism 1 can absorb most of VOCs gas.VOCs gas can dissolve
In some oil liquid, most VOCs gas can be dissolved and absorbed as absorbent using corresponding oil liquid.And it is remaining
VOCs separates the VOCs by membrane separation technique by UF membrane assist absorption mechanism 2.Membrane separation technique is to pass through isolation film
VOCs is isolated, wherein VOCs gas permeability is well below common gases, to be effectively isolated and recycle VOCs.Multistage pressure
Adsorbing mechanism 3 is the adsorption tanks multistage by setting, guarantees thoroughly to absorb VOCs gas.In the present embodiment, it is set in adsorption tanks
Active carbon, zeolite etc. are set as adsorbent.
In one embodiment, the feeding device 4 connects UF membrane assist absorption mechanism 2 by vacuum pump 5.Institute
It states feeding device 4 and the multistage pressure adsorbing mechanism 3 is connected by the first regulating valve 40.
In use according in the present embodiment described device, feeding device 4 is directly connected to the UF membrane assist absorption respectively
Mechanism 2 and multistage pressure adsorbing mechanism 3.When VOCs gas content is smaller, do not need to absorb by oil liquid.In this way, can be around
High pressure absorbing mechanism 1 is crossed, feeding device 4 directly connection UF membrane assist absorption mechanism 2 or multistage pressure adsorbing mechanism 3 are made.
The present embodiment described device can be different according to VOCs content selectable portion equipment, thus save the cost.
In one embodiment, the high pressure absorbing mechanism 1 includes the absorption tower 10 of sealing.The lower part on the absorption tower 10
Entrance for flowing into VOCs compressed gas is set, and Poor oil absorbing agent entrance is arranged in upper part.It is arranged at the top of the absorption tower 10
The outlet VOCs 11, oil rich outlet is arranged in lower end.High pressure absorbing mechanism 1 in the present embodiment further includes Poor oil absorbing agent source 13, is used
In providing the Poor oil absorbing agent for absorbing VOCs gas.Wherein, removing the washing oil of solute is oil-poor, absorption dissolution VOCs gas
Become rich oil afterwards.In the present embodiment, the outlet of Poor oil absorbing agent source 13 setting oil-feed pump, and it is connected to the absorption tower 10
Poor oil absorbing agent entrance.High pressure absorbing mechanism 1 in the present embodiment further includes compressor, and the compressor connects the charging
Device 4.High pressure absorbing mechanism 1 in the present embodiment further includes recycling can 14, and the recycling can 14 is connected to the absorption tower 10
Oil rich outlet.
When use is according to the present embodiment described device, the VOCs gas that the feeding device 4 exports passes through compressor pressure
Contracting, which has from the entrance of the lower part on absorption tower 10, to be flowed into absorption tower 10.Poor oil absorbing agent source 13 convey Poor oil absorbing agent by into
Oil pump enters in absorption tower 10.In absorption tower 10, VOCs gas moves from bottom to top, and Poor oil absorbing agent is moved from top to bottom,
Form adverse current.To sufficiently dissolve and absorb, forms rich oil and flow into recycling can 14.Unabsorbed part VOCs gas passes through institute
It states the outlet VOCs 11 and is transported to UF membrane assist absorption mechanism 2.
In one embodiment as shown in Figure 2, the film unit 20 is cylindrical shape, and is equipped with several interfaces.The film
The input terminal setting VOCs air inlet 21 and high concentration VOCs of unit 20 permeate side interface 22, and the output end of the film unit 20 is set
Set low concentration VOCs retentate side interface 23.In a preferred embodiment, the VOCs air inlet 21 connects upper level film list
The low concentration VOCs retentate side interface 23 of member 20, the VOCs air inlet 21 of the film unit 20 of the first order connect the high pressure and absorb machine
Structure 1.In the present embodiment, the quantity of film unit 20 is 1~3.The quantity of film unit 20 is 2 in Fig. 1, the film of the first order
The VOCs air inlet 21 of unit 20 connects the high pressure absorbing mechanism 1, and the VOCs of the film unit 20 of the second level enters mouth connection the
The low concentration VOCs retentate side interface 23 of the film unit 20 of level-one, the low concentration VOCs retentate side interface of the film unit 20 of the second level
The 23 connection multistage pressure adsorbing mechanisms 3.
When use is according to the present embodiment described device, by high pressure absorbing mechanism 1, treated that tail gas enters film unit
20.In film unit 20, VOCs gas enters from VOCs air inlet 21, seeps after membrane technology filters, then from low concentration VOCs
Remaining side interface 23 escapes and enter next stage equipment.Feeding device 4 can permeate side interface 22 by high concentration VOCs and directly connect
Film unit 20 is connect, high concentration VOCs permeates side interface and connects feeding device 4, and the high concentration VOCs of isolation is returned to feeding device
4 reuptake, and guarantee thoroughly to absorb.
In a preferred embodiment, the liquid rotary compressor 12 is equipped with non-contacting seal oil ring, the Poor oil absorbing
Agent source 13 connects the non-contacting seal oil ring by branch pipe.In the present embodiment, the oil in Poor oil absorbing agent source 13
Liquid can be used as cooling oil and recycle in non-contacting seal oil ring.
In one embodiment, the outlet the VOCs 11 also by pipeline be connected to the liquid rotary compressor 12 and it is described into
Expect between device 4.In the present embodiment, the second regulating valve 42 and first pressure transmitter 50 are set on the pipeline.Work as VOCs
When the concentration of gas is higher, VOCs gas cannot be fully absorbed after absorption tower 10 absorbs, and be discharged in the outlet VOCs 11
VOCs gas content is still higher in tail gas.The tail gas of the pipeline through this embodiment, 11 discharge of the outlet VOCs passes through again
Liquid rotary compressor 12 enters in absorption tower 10, is absorbed again.
In one embodiment, the absorbing unit in the multistage pressure adsorbing mechanism 3 includes two concatenated adsorption tanks,
The entrance junctional membrane seprating assistant absorbing mechanism 2 of the absorbing unit and feeding device 4, the outlet connection of the absorbing unit
Clarifier outlet 37.It preferably, in the embodiment shown in fig. 1, include the first absorption in the multistage pressure adsorbing mechanism 3
Unit and the second absorbing unit.Wherein, first absorbing unit includes the first adsorption tanks 31 being connected in series and the second absorption
Tank 32.Second absorbing unit includes the third adsorption tanks 33 and the 4th adsorption tanks 34 being connected in series.First adsorption tanks
31 connect the low concentration VOCs retentate side interface 23 of the film unit 20 of afterbody, third adsorption tanks 33 by third regulating valve 43
By the 4th regulating valve 44 connect afterbody film unit 20 low concentration VOCs retentate side interface 23.In the present embodiment
In, first adsorption tanks 31 also connect vacuum pump 5 by the 5th regulating valve 45, and third adsorption tanks 33 pass through the 6th regulating valve
46 connection vacuum pumps 5.The outlet of second adsorption tanks 32 connects clarifier outlet 37, the 4th adsorption tanks 34 by the 7th regulating valve 47
Outlet by the 8th regulating valve 48 connect clarifier outlet 37.37 the 9th regulating valve 49 and second of setting of clarifier outlet
Pressure transmitter 51.
When use is according to the present embodiment described device, in two absorbing units of High Pressure Absorption mechanism, an absorption is single
When member work, another working cell is in stand-by state.For when the work of the first absorbing unit, the second absorbing unit at this time
In desorption working condition.Third regulating valve 43 and the 7th regulating valve 47 are in the open state, and the 4th regulating valve 44, which is in, closes
State.When first adsorption tanks 31 and the second adsorption tanks 32 adsorb, the VOCs material of high pressure low concentration is first through third regulating valve 43
Plenum Process is inhaled and completes into the first adsorption tanks 31 and the second adsorption tanks 32, and pressure reaches setting working value, the 9th is adjusted
Valve 49 is opened, and adjusts in real time with second pressure transmitter 51 and adsorption tanks is kept to be in setting pressure limit and work, system
VOCs adsorption process under into high pressure.
In one embodiment, multistage pressure adsorbing mechanism 3 further includes the gas source 35 of delivery air or nitrogen, the gas source
35 connect the adsorption tanks by heater 36.In the present embodiment, the heater passes through the tenth regulating valve 53 connection second
Adsorption tanks 32, and third adsorption tanks 34 are connected by the 11st regulating valve 54.Pressure reaches certain and sets in first adsorption tanks 31
When definite value, heater 36 starts to start, and normal temperature air or nitrogen enter the first adsorption tanks 31 and the second adsorption tanks 32 at this time.Normal
VOCs desorption under the purging of wet body in further additional adsorbents, to further promote the power of regeneration of adsorbent.To
Pressure reaches another when determining setting value in first adsorption tanks 31, air or nitrogen 36 heat temperature raising of electric heater reach 80~
100 DEG C of high temperature, into after the first adsorption tanks 31 and the second adsorption tanks 32.At this point, the first adsorption tanks 31 and the second adsorption tanks 32
Interior adsorbent obtains further thoroughly desorption, to be obviously improved the dynamic adsorption capacity of adsorbent.When the first suction
Pressure rising reaches another when determining setting value in attached tank 31, and electric heater 36 stops working.At this point, air or nitrogen are then further
After taking away 36 inside waste heat of electric heater and entering the first adsorption tanks 31 and the second adsorption tanks 32, adsorbent is obtained into one
Step thoroughly desorption, to be obviously improved the dynamic adsorption capacity of adsorbent.Inhale solution after VOCs gas backstreaming to feed
Device 4 is reuptaked.
In one embodiment, the outlet VOCs 11 of the high pressure absorbing mechanism 1 is connected to the purification by pipeline setting
Device outlet 37.Also, the pipeline between the outlet the VOCs 11 and clarifier outlet 37 is released pipeline as emergency pressure, described
Emergency pressure is released, and third pressure transmitter 52 is arranged on pipeline.UF membrane assist absorption mechanism 2 passes through pipeline connection institute
State clarifier outlet 37.In the case that when use is according to the present embodiment described device, if pressure value is excessively high before film, in urgent
52 emergency opening of third pressure transmitter on pressure releasing pipeline, exhaust gas prevent the excessive generation of pressure through emergent evacuation
It is unexpected.
Although the present utility model has been described by reference to the preferred embodiments, but in the model for not departing from the utility model
In the case where enclosing, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as not depositing
In structural conflict, items technical characteristic mentioned in the various embodiments be can be combined in any way.The utility model
It is not limited to specific embodiment disclosed herein, but is included all technical solutions falling within the scope of the claims.
Claims (10)
1. a kind of volatile organic compounds recyclable device characterized by comprising
Feeding device (4)；
The high pressure absorbing mechanism (1) of the feeding device (4) is connected, the high pressure absorbing mechanism (1) causes that absorption can be passed through
Agent absorbs volatile organic compounds；
It is connected to the UF membrane assist absorption mechanism (2) in high pressure absorbing mechanism (1) downstream, the UF membrane assist absorption machine
Structure (2) includes the film unit (20) of several series connections；And
It is connected to the multistage pressure adsorbing mechanism (3) in UF membrane assist absorption mechanism (2) downstream, the multistage pressure absorption
Mechanism (3) includes the absorbing unit of at least two groups parallel connection, and each absorbing unit includes the adsorption tanks of several series connections.
2. volatile organic compounds recyclable device according to claim 1, which is characterized in that the feeding device (4)
UF membrane assist absorption mechanism (2) are connected by vacuum pump (5)；The feeding device (4) passes through the first regulating valve (40)
Connect the multistage pressure adsorbing mechanism (3).
3. volatile organic compounds recyclable device according to claim 2, which is characterized in that the high pressure absorbing mechanism
(1) include: sealing absorption tower (10), absorption tower (10) upper end setting VOCs exports (11)；It is connected to the absorption tower
(10) entrance of the liquid rotary compressor (12) of lower part, the compressor connects the feeding device (4)；It is connected to the absorption tower
(10) the Poor oil absorbing agent source (13) on top；And the recycling can (14) of connection absorption tower (10) bottom end；
Wherein, the volatile organic compounds gas for the compression that the feeding device (4) inputs to the absorption tower (10) is under
And upper movement, fusion is contacted with the Poor oil absorbing agent of Poor oil absorbing agent source (13) conveying moved from top to bottom, forms rich oil liquid
Body simultaneously flows into recycling can (14), and gas of the unabsorbed part containing volatile organic compounds is exported by the VOCs
(11) it is transported to UF membrane assist absorption mechanism (2).
4. volatile organic compounds recyclable device according to any one of claim 1 to 3, which is characterized in that described
Film unit (20) is tubular, and input terminal setting VOCs air inlet (21) of the film unit (20) and high concentration VOCs infiltration flank
Low concentration VOCs retentate side interface (23) are arranged in the output end of mouth (22), the film unit (20).
5. volatile organic compounds recyclable device according to claim 4, which is characterized in that in the film unit (20)
The VOCs air inlet (21) of the film unit (20) of the first order connects the high pressure absorbing mechanism (1), other film units (20)
VOCs air inlet (21) connects the low concentration VOCs retentate side interface (23) of upper level film unit (20), the low concentration of afterbody
VOCs retentate side interface (23) connects the multistage pressure adsorbing mechanism (3)；The high concentration VOCs of all film units (20)
Infiltration side interface (22) is all connected with the feeding device (4).
6. volatile organic compounds recyclable device according to claim 3, which is characterized in that the liquid rotary compressor
(12) it is equipped with non-contacting seal oil ring, Poor oil absorbing agent source (13) connects the non-contacting seal oil ring by branch pipe
And cooling oil is provided for the non-contacting seal oil ring.
7. volatile organic compounds recyclable device according to claim 3, which is characterized in that the VOCs exports (11)
Also it is connected between the liquid rotary compressor (12) and the feeding device (4) by pipeline.
8. volatile organic compounds recyclable device according to any one of claim 1 to 3, which is characterized in that described
Each absorbing unit in multistage pressure adsorbing mechanism (3) includes two concatenated adsorption tanks, the entrance of the absorbing unit
Junctional membrane seprating assistant absorbing mechanism (2) and feeding device (4), the outlet connection clarifier outlet of the absorbing unit
(37)。
9. volatile organic compounds recyclable device according to claim 8, which is characterized in that multistage pressure adsorbing mechanism
(3) further include delivery air or nitrogen gas source (35), the gas source (35) connects the adsorption tanks by heater (36).
10. volatile organic compounds recyclable device according to claim 8, which is characterized in that the high pressure absorbs machine
The outlet VOCs (11) of structure (1) is connected to the clarifier outlet (37), UF membrane assist absorption mechanism by pipeline setting
(2) pass through the outlet of clarifier described in pipeline connection (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557029.3U CN208526218U (en) | 2018-04-19 | 2018-04-19 | Volatile organic compounds recyclable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557029.3U CN208526218U (en) | 2018-04-19 | 2018-04-19 | Volatile organic compounds recyclable device |
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| Publication Number | Publication Date |
|---|---|
| CN208526218U true CN208526218U (en) | 2019-02-22 |
Family
ID=65396016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820557029.3U Active CN208526218U (en) | 2018-04-19 | 2018-04-19 | Volatile organic compounds recyclable device |
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| Country | Link |
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| CN (1) | CN208526218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069896A (en) * | 2021-04-29 | 2021-07-06 | 南京天膜科技股份有限公司 | Medium-high pressure vocs absorbs and membrane overlapping combination formula oil gas recovery system |
| CN113413727A (en) * | 2021-06-28 | 2021-09-21 | 中国海洋石油集团有限公司 | Oil gas recovery adsorption and desorption device and use method thereof |
-
2018
- 2018-04-19 CN CN201820557029.3U patent/CN208526218U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069896A (en) * | 2021-04-29 | 2021-07-06 | 南京天膜科技股份有限公司 | Medium-high pressure vocs absorbs and membrane overlapping combination formula oil gas recovery system |
| CN113413727A (en) * | 2021-06-28 | 2021-09-21 | 中国海洋石油集团有限公司 | Oil gas recovery adsorption and desorption device and use method thereof |
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