CN108970318A - A kind of recyclable device for gas-liquid separation tail gas - Google Patents
A kind of recyclable device for gas-liquid separation tail gas Download PDFInfo
- Publication number
- CN108970318A CN108970318A CN201811075518.6A CN201811075518A CN108970318A CN 108970318 A CN108970318 A CN 108970318A CN 201811075518 A CN201811075518 A CN 201811075518A CN 108970318 A CN108970318 A CN 108970318A
- Authority
- CN
- China
- Prior art keywords
- gas
- liquid separation
- hollow clapboard
- filter core
- upper shell
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 238000000926 separation method Methods 0.000 title claims abstract description 36
- 238000004064 recycling Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 238000004581 coalescence Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 description 10
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- HWOWEGAQDKKHDR-UHFFFAOYSA-N 4-hydroxy-6-(pyridin-3-yl)-2H-pyran-2-one Chemical compound O1C(=O)C=C(O)C=C1C1=CC=CN=C1 HWOWEGAQDKKHDR-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 150000005199 trimethylbenzenes Chemical class 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The present invention relates to a kind of recyclable devices for gas-liquid separation tail gas, including cylinder, hollow clapboard, at least one recycles filter core and several sealing baffles, the annular groove for fixing hollow clapboard is offered on cylinder inboard wall, hollow clapboard dividing barrels are upper shell and lower shell, the side wall of upper shell is equipped with air inlet, the top surface of hollow clapboard is equipped with air inlet, the inlet channel that fixed several sealing baffles are formed is equipped between air inlet and air inlet, the top surface of hollow clapboard is additionally provided at least one for sealing the through-hole of installation recycling filter core, the leakage fluid dram of connection upper shell inner cavity and lower shell inner cavity and the first fluid-tight pipeline of connected drainage mouth are equipped on hollow clapboard, the bottom surface of hollow clapboard is equipped with the second fluid-tight pipeline of the drainage hole of intracavity liquid and connection drainage hole in emptying hollow clapboard；The recyclable device for gas-liquid separation tail gas of a kind of high gas-liquid separation rate, low-maintenance cost of the invention.
Description
Technical field
The present invention relates to a kind of device for recovering tail gas fields, fill more particularly to a kind of recycling for gas-liquid separation tail gas
It sets.
Background technique
Propylene oxide system is only second to the polyacrylic second largest acryloyl derivative, as Organic chemical products, is largely used to gather
The production such as urethane, unsaturated-resin, surfactant, the daily life of product and resident are closely related.Due to peroxide passivation
Propylene oxide process processed is by peroxide passivation technique (HPPO technique) substitution country still largely uses, environmental pollution is serious, technology
Backward propylene oxide by chlorohydrination technique, existing exhaust gas processing device, that is, wire mesh demister separate gas phase from gaseous mixture liquid stream
And liquid phase, it is provided with first separation area and secondary separation area, gas-liquid mixture enters the spiral board area in tank in successively Disengagement zone
Domain forms cyclonic air flow, and centrifugal force gets rid of biggish drop to take off, and gathers on inner wall, because of gravity part liquid separation
It is dropped into the discharge of bottom liquid collection port, when the gas with mist rises through wire mesh demister with certain speed, due to
The effect of inertia that mist rises, mist and wire mesh filaments collide and are attached in filament surfaces, mist in filament surfaces
It spreads, the gravitational settling of mist, so that mist is formed the interface point that biggish drop flow to two silks along filament, filament moistens
The capillarity of moist, liquid surface tension and filament, so that drop is increasing, until the drop of aggregation arrives greatly it certainly
Body generate gravity be more than gas climbing power and surface tension of liquid resultant force when, drop just from filament separation whereabouts.
Due to demister can only collection cut size >=3-5um mist, arresting efficiency reach 98%-99.8% (HG/T21618-
1998), 0.3 μm of drop removal rate 99.98% of partial size > of exhaust treatment system requirement separation accuracy, and wire mesh demister
Liquid flooding gas velocity (i.e. wire mesh demister operation in limit gas velocity) uf, it is desirable that operating gas velocity Ug=0.5-0.8uf (m/s), and
Tail gas gas velocity >=the 20m/s to come from upstream, it is easy to cause liquid flooding, cause wire mesh demister vulnerable, aromatic hydrocarbons receipts are not achieved
Collection requires, so that recyclable device excess load, the discharge of final VOCs increases.
In view of the above shortcomings, the designer, is actively subject to research and innovation, gas-liquid separation is improved to found one kind
While rate, the investment of recyclable device and the recyclable device for gas-liquid separation tail gas of maintenance cost are reduced, it is had more
Utility value in industry.
Summary of the invention
In order to solve the above technical problems, being reduced while improving gas-liquid separation rate the object of the present invention is to provide one kind
The investment of recyclable device and the recyclable device for gas-liquid separation tail gas of maintenance cost.
Recyclable device for gas-liquid separation tail gas of the invention, including cylinder, hollow clapboard, at least one recycle filter core
With several sealing baffles, the annular groove for fixing the hollow clapboard, the cylinder are offered on the inner wall of the cylinder
Upper shell and lower shell are divided by the hollow clapboard, and air inlet is offered on the side wall of the upper shell, it is described hollow
The top surface of partition is equipped with air inlet, and it is logical that the air inlet that fixed several sealing baffles are formed is equipped between the air inlet and air inlet
Road, the top surface of the hollow clapboard be additionally provided at least one for seal install it is described recycle filter core through-hole, it is described it is hollow every
The first fluid-tight of the leakage fluid dram for being connected to the upper shell inner cavity and lower shell inner cavity and the connection leakage fluid dram is equipped on plate
Pipeline, the bottom surface of the hollow clapboard, which is equipped with, empties the drainage hole of intracavity liquid and the connection row in the hollow clapboard
Second fluid-tight pipeline of fluid apertures offers exhaust outlet at the top of the upper shell, is equipped with demister in the exhaust outlet, it is described on
It is respectively equipped with the pressure sensor being connected with differential pressure transmitter in cylinder and lower shell, is equipped in the lower shell and connects with liquidometer
Several liquid level sensors connect.
Further, the manhole for being connected to the upper shell inner cavity and lower shell inner cavity is also equipped on the hollow clapboard.
Further, exhaust outlet is offered at the top of the upper shell.
Further, the recycling filter core is gas-liquid separation Coalescence filter core.
Further, the gas-liquid separation Coalescence filter core is aromatics seperation filter core.
Further, the first fluid-tight pipeline and the second fluid-tight pipeline are U-shaped drain pipe.
Further, for monitoring the liquid level sensor of liquid level there are two being set in the lower shell.
According to the above aspect of the present invention, the present invention has at least the following advantages:
The present invention is used for exhaust treatment system, and high efficiente callback filter core and high-efficiency blade formula demister are added in cylinder,
Under the premise of micro increase air drag, fine droplet is largely captured, recycles aromatic hydrocarbons and trimethylbenzene class tail gas in advance, reduces recycling
The load of filter core, the final discharge for reducing VOCs reach the low consumed purpose of drop.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the recyclable device for gas-liquid separation tail gas of the invention.
1 hollow clapboard 2 recycles filter core
3 sealing baffle, 4 upper shell
5 lower shell, 6 air inlet
7 air inlet, 8 inlet channel
9 leakage fluid dram, 10 manhole
11 exhaust outlet, 12 first Drainage pipe
13 drainage hole, 14 second Drainage pipe
15 differential pressure transmitter, 16 liquidometer
17 demisters
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
A kind of recyclable device for gas-liquid separation tail gas shown in FIG. 1, including cylinder, hollow clapboard 1, at least one are returned
Filter core 2 and several sealing baffles 3 are received, the annular groove for fixing hollow clapboard 1 is offered on the inner wall of cylinder, cylinder passes through
Hollow clapboard 1 is divided into upper shell 4 and lower shell 5, and air inlet 6, the top surface of hollow clapboard 1 are offered on the side wall of upper shell 4
It is equipped with the air inlet 7 of connection 4 inner cavity of upper shell and 1 inner cavity of hollow clapboard, if being equipped between air inlet 7 and air inlet 6 fixed
Dry seal baffle 3 formed inlet channel 8, the top surface of hollow clapboard 1 be additionally provided at least one for seal installation recycle filter core 2
Through-hole, the leakage fluid dram 9 and connected drainage mouth 9 of connection 4 inner cavity of upper shell and 5 inner cavity of lower shell are equipped on hollow clapboard 1
The first fluid-tight pipeline 12, the bottom surface of hollow clapboard 1 is equipped in emptying hollow clapboard 1 drainage hole 13 of intracavity liquid and even
Second fluid-tight pipeline 14 of logical drainage hole 13, the top of upper shell 4 offer exhaust outlet 11, are equipped with demister in exhaust outlet 11
17, the pressure sensor being connected with differential pressure transmitter 15 is respectively equipped in upper shell 4 and lower shell 5, is equipped in lower shell 5 and liquid
Several liquid level sensors of 16 connection of position meter.
It is as follows provided by the present invention for the principle of the recyclable device of gas-liquid separation tail gas:
First separation area is provided in recyclable device for gas-liquid separation tail gas, i.e. sealing baffle 3 at air inlet 6 touches
Region is hit, there are also secondary separation area, i.e. recycling 2 region of filter core, gas-liquid mixture is entered in upper shell 4 by air inlet 6, big
Drop and sealing baffle 3 collide combinations, fall into hollow clapboard 1 and through hollow because gravity partial drop passes through air inlet 7
The leakage fluid dram 9 of 1 bottom of partition is discharged, when the gas with mist passes through 1 inner cavity of hollow clapboard and is risen with certain speed by interior
And it is outer by recycling filter core 2 when, the drop in the gas with mist is recovered the hyperfine polyester fiber inside filter core 2 and catches
It catches, these micron order fibers form tortuous channel to air-flow, force liquid mist in inertial collision, diffusive interception and directly
Under the action of intercepting three kinds of filtration mechanisms, being captured by superfine fibre, surface tension of liquid makes droplet be agglomerated into relatively large drop,
Due to gravity, large-scale droplet settling is to the bottom for recycling filter core 2, and withdrawal liquid aromatic hydrocarbons, reduces recyclable device in advance
Load, the final discharge for reducing VOCs reach the low consumed purpose of drop.
Enter in upper shell 4 in order to facilitate people and install or replace recycling filter core 2, is also equipped with connection on hollow clapboard 1
The manhole 10 of 5 inner cavity of 4 inner cavity of upper shell and lower shell.
In order to which the gas recycled in upper shell 4 by recycling filter core 2 is discharged, the top of upper shell 4 offers exhaust outlet 11.
In order to preferably carry out gas-liquid separation, recycling filter core 2 is gas-liquid separation Coalescence filter core, and gas-liquid separation Coalescence filter core is
Aromatics seperation filter core.
In order to facilitate the liquid aromatic hydrocarbon in recycling tail gas, the first fluid-tight pipeline 12 and the second fluid-tight pipeline 14 are U-shaped row
Liquid pipe.
In order to monitor the minimum level and highest liquid level of the liquid aromatic hydrocarbon collected in lower shell 5, set in lower shell 5 there are two
For monitoring the liquid level sensor of liquid level.
The above is only the preferred embodiment of the present invention, are not intended to restrict the invention, it is noted that this technology is led
For the those of ordinary skill in domain, without departing from the technical principles of the invention, several improvements and modifications can also be made,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of recyclable device for gas-liquid separation tail gas, it is characterised in that: returned including cylinder, hollow clapboard, at least one
Filter core and several sealing baffles are received, the annular groove for fixing the hollow clapboard, institute are offered on the inner wall of the cylinder
It states cylinder and upper shell and lower shell is divided by the hollow clapboard, air inlet, institute are offered on the side wall of the upper shell
The top surface for stating hollow clapboard is equipped with air inlet, be equipped with that fixed several sealing baffles are formed between the air inlet and air inlet into
Gas channel, the top surface of the hollow clapboard be additionally provided at least one for seal install it is described recycle filter core through-hole, it is described in
The first of the leakage fluid dram for being connected to the upper shell inner cavity and lower shell inner cavity and the connection leakage fluid dram is equipped on dummy receptacle
Fluid-tight pipeline, the bottom surface of the hollow clapboard, which is equipped with, empties the drainage hole of intracavity liquid and connection institute in the hollow clapboard
The second fluid-tight pipeline of drainage hole is stated, exhaust outlet is offered at the top of the upper shell, is equipped with demister, institute in the exhaust outlet
The pressure sensor for being respectively equipped in upper shell and lower shell and being connected with differential pressure transmitter is stated, is equipped in the lower shell and liquid level
Count several liquid level sensors of connection.
2. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: on the hollow clapboard
Also it is equipped with the manhole for being connected to the upper shell inner cavity and lower shell inner cavity.
3. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: the demister is leaf
Chip demister.
4. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: the recycling filter core is
Gas-liquid separation Coalescence filter core.
5. the recyclable device according to claim 4 for gas-liquid separation tail gas, it is characterised in that: the gas-liquid separation is poly-
Knot filter core is aromatics seperation filter core.
6. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: first liquid sealing pipe
Road and the second fluid-tight pipeline are U-shaped drain pipe.
7. the recyclable device according to claim 1 for gas-liquid separation tail gas, it is characterised in that: set in the lower shell
There are two the liquid level sensors for monitoring liquid level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811075518.6A CN108970318A (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811075518.6A CN108970318A (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108970318A true CN108970318A (en) | 2018-12-11 |
Family
ID=64545329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811075518.6A Pending CN108970318A (en) | 2018-09-14 | 2018-09-14 | A kind of recyclable device for gas-liquid separation tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108970318A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774445A (en) * | 2020-12-18 | 2021-05-11 | 武汉艾科滤膜技术有限公司 | Rod floating ball type gas-liquid separation ultrafiltration membrane component |
| CN114146469A (en) * | 2021-11-18 | 2022-03-08 | 青核同兴能源装备有限公司 | Durable filter that leaks down |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297116A (en) * | 1978-07-10 | 1981-10-27 | Aitken, Inc. | Apparatus for separating foreign matter from a gas stream |
| CN101862571A (en) * | 2010-07-12 | 2010-10-20 | 江苏海鹏防腐设备有限公司 | Aerial fog separator |
| CN205412564U (en) * | 2016-02-02 | 2016-08-03 | 西安长庆科技工程有限责任公司 | Gas -liquid separation device |
| CN205627485U (en) * | 2016-05-04 | 2016-10-12 | 西安市三桥机电设备有限公司 | Collision formula gas -liquid coalescence -separation device |
| CN206496351U (en) * | 2016-11-28 | 2017-09-15 | 西安长庆科技工程有限责任公司 | A kind of incinerator of acid tail gas containing liquid |
| CN208839286U (en) * | 2018-09-14 | 2019-05-10 | 江苏拓驰工程技术开发有限公司 | A kind of recyclable device for gas-liquid separation tail gas |
-
2018
- 2018-09-14 CN CN201811075518.6A patent/CN108970318A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297116A (en) * | 1978-07-10 | 1981-10-27 | Aitken, Inc. | Apparatus for separating foreign matter from a gas stream |
| CN101862571A (en) * | 2010-07-12 | 2010-10-20 | 江苏海鹏防腐设备有限公司 | Aerial fog separator |
| CN205412564U (en) * | 2016-02-02 | 2016-08-03 | 西安长庆科技工程有限责任公司 | Gas -liquid separation device |
| CN205627485U (en) * | 2016-05-04 | 2016-10-12 | 西安市三桥机电设备有限公司 | Collision formula gas -liquid coalescence -separation device |
| CN206496351U (en) * | 2016-11-28 | 2017-09-15 | 西安长庆科技工程有限责任公司 | A kind of incinerator of acid tail gas containing liquid |
| CN208839286U (en) * | 2018-09-14 | 2019-05-10 | 江苏拓驰工程技术开发有限公司 | A kind of recyclable device for gas-liquid separation tail gas |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774445A (en) * | 2020-12-18 | 2021-05-11 | 武汉艾科滤膜技术有限公司 | Rod floating ball type gas-liquid separation ultrafiltration membrane component |
| CN112774445B (en) * | 2020-12-18 | 2022-06-14 | 武汉艾科滤膜技术有限公司 | Rod floating ball type gas-liquid separation ultrafiltration membrane component |
| CN114146469A (en) * | 2021-11-18 | 2022-03-08 | 青核同兴能源装备有限公司 | Durable filter that leaks down |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |