CN109798238A - A kind of cyclone type oil-gas separator and separation method - Google Patents
A kind of cyclone type oil-gas separator and separation method Download PDFInfo
- Publication number
- CN109798238A CN109798238A CN201811555078.4A CN201811555078A CN109798238A CN 109798238 A CN109798238 A CN 109798238A CN 201811555078 A CN201811555078 A CN 201811555078A CN 109798238 A CN109798238 A CN 109798238A
- Authority
- CN
- China
- Prior art keywords
- oil
- texture
- close
- distant
- oleophylic
- 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
- 238000000926 separation method Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims description 25
- 238000003486 chemical etching Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 description 8
- 238000009826 distribution Methods 0.000 description 5
- 230000008676 import Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000005486 microgravity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Cyclones (AREA)
Abstract
The invention belongs to oil vapor treatment apparatus fields, it is related to a kind of cyclone type oil-gas separator and separation method, separator is formed with close and distant oil stripping reason on the inner wall of cylindrical whirlwind outer cylinder, first close and distant oil stripping reason is arranged along gas mixture eddy flow direction, and starts from gas mixture entrance and rotate the bottom for coming downwards to cylindrical whirlwind outer cylinder；Second close and distant oil stripping reason is arranged vertically downward, and starts from the top of cylindrical whirlwind outer cylinder and terminate at the first close and distant oil stripping reason；First, second close and distant oil stripping reason includes the oleophylic texture and oleophobic texture of several alternate settings；The present invention can effectively solve the problem that in existing cyclone type oil-gas separator that wall surface oil film in blocks is scratched the secondary small oil droplet that splashes by eddy flow field by the way that close and distant oil stripping reason is arranged in outer cylinder inner wall, again it is involved in the technical issues of gas phase flow field influences separative efficiency, improves the efficiency of cyclone separator.
Description
Technical field
The invention belongs to oil vapor treatment apparatus fields, are related to a kind of cyclone type oil for Oil-gas Separation in injected compressor
Gas separating device and separation method.
Background technique
Oil-gas separation efficiency is one of the key index for evaluating injected compressor system performance, and injected compressor is come
It says, it is its crude separation equipment that whirlwind separator, which is commonly used, and structure mainly includes combi inlet port pipe, whirlwind outer cylinder
Body, whirlwind inner cylinder, oil exit pipe.Gas mixture by inlet tube tangentially into Membrane Separator Cylinder for CFB Boiler inside, in inner barrel and outer barrel
Between make rotating motion in the annular flow field that is formed, oil droplet by bigger centrifugal force due to being moved in radial outside, when it hits
When hitting outer tube inner wall face, it can be adhered on wall surface and flow downward, be discharged after reaching bottom by oil exit pipe, and gas is then from center
The whirlwind inner cylinder namely gas outlet at place rotate outflow, realize Oil-gas Separation.
Compared to water, oily viscosity is big, is easy adhesion and is attached to separator inner wall in flakes, oil film is attached to wall surface not only
Affect oil droplet directly hit wall separation process, and oil film accumulation it is thicker when, being scratched by swirling eddy is influenced, and is easy to roll up suction
It carries the secondary small oil droplet sputtered from oil film secretly and enters gas phase field.If separator wall-film is rectified and is dredged,
The drainage capacity of wall-film can then be accelerated, oil film thickness can not only effectively be thinned, moreover it is possible to as early as possible and exposure as much as possible more
Heavy wool drips bond area, to improve the efficiency of separator on the whole.
It is investigated, existing patent document sets about improving separator effect from the angle of wall coating and wall surface rotating flow guidance
Rate.Patent document CN104667584.A proposes a kind of combination porous material characteristic, the spiral gas-liquid to work under microgravity point
From device structure.For central tube at its axle center using liquid phase porous material is hated, outer tube inner wall face installs lyophily phase porous material layer, institute additional
It states between two kinds of porous material cylinders also along the baffle plate of cylinder axial direction screw arrangement.Porous material characteristic is utilized in the structure,
It may be implemented to efficiently separate gas-liquid two-phase under microgravity condition.Its application is primarily adapted for use in microgravity environment, traditional
In injected compressor system, stream pressure is higher with speed, and porous structure may be subjected to impact failure, and gas-liquid mixture carries
When oil mass is higher, porous material easily blocks and needs often to substitute, these all can make the loss of porous material huge.And
Although the porous material in outer tube inner wall face has preferable effect to the attached wall of liquid, it does not have very well the liquid of convergence wall surface
Flow conductivity, liquid can wall surface assemble it is more, run a period of time after, the working efficiency of separator will be influenced.Patent
Document CN106076673.A proposes the helical blade of a kind of inner wall belt anti-stick coating and heater strip, and Membrane Separator Cylinder for CFB Boiler bottom is
The cyclone separator of back taper.The separator is for dedusting and dry field, mainly for solving object in existing cyclone separator
Material moisture absorption effectively causes viscous wall.Heater strip in its helical blade can be with the material of attachment moist on heat drying wall surface, and spiral shell
The anti-stick coating of vane on piece, which can reduce adhesional wetting and heating function of the material on helical blade and cooperate together, reaches preferable
Anti- adhesional wetting effect.The separator is mainly used for realizing gas solid separation, although wall surface is stained with wet dust in the process of running, but not
It will form liquid film, and the device does not dredge the dust after wall surface heat drying effectively, the dust after these dryings holds
It is easily mixed into gaseous fluid again with rotational flow field, reduces separative efficiency.
Summary of the invention
To solve the problems such as wall-film splashes in traditional cyclone type oil-gas separator, the present invention provides a kind of cyclone type oil
Gas separating device and separation method, it is characterized in that the striated texture of oleophylic and oleophobic is formed in whirlwind outer tube inner wall face, to disintegrate
The sheet of oil film of separator inner wall rectifies oil film and reinforces dredging.
The purpose of the present invention is implemented with the following technical solutions:
A kind of cyclone type oil-gas separator, including cylindrical whirlwind outer cylinder, cylindrical whirlwind inner cylinder, gas mixture entrance
With bottom outage, cylindrical whirlwind inner cylinder and cylindrical whirlwind outer cylinder are coaxially disposed, and cylindrical whirlwind inner cylinder goes out as gas
Mouthful；Annular housing is formed between cylindrical whirlwind inner cylinder and the top of cylindrical whirlwind outer cylinder；Bottom outage and cylindrical rotation
The bottom of wind outer cylinder is connected to；Gas mixture entrance is connect and upper with the annular housing with the upper end of cylindrical whirlwind outer cylinder
Portion's connection, gas mixture entrance are used to be blown into air-fuel mixture into the annular housing along the tangential of cylindrical whirlwind outer cylinder
Object；
Close and distant oil stripping reason is formed on the inner wall of cylindrical whirlwind outer cylinder, close and distant oil stripping reason includes the first close and distant oil stripping reason
With the second close and distant oil stripping reason, the first close and distant oil stripping reason is arranged along gas mixture eddy flow direction, and the first close and distant oil stripping reason starts from oil
Gas mixture entrance and rotate come downwards to away from cylindrical whirlwind outer cylinder bottom preset distance；
Second close and distant oil stripping reason is arranged vertically downward, and the second close and distant oil stripping reason is started from the top of cylindrical whirlwind outer cylinder and terminated
In the first close and distant oil stripping reason；
First close and distant oil stripping reason and the second close and distant oil stripping reason include the oleophylic texture and oleophobic texture of several alternate settings.
The oleophylic texture and oleophobic texture of second close and distant oil stripping reason terminate at the oleophylic texture in the first close and distant oil stripping reason,
I.e. second close and distant oil stripping reason is in the oleophylic texture of vertical striped and the end of oleophobic texture and the oleophylic in the first close and distant oil stripping reason
Texture connects, so that the oil liquid that the oleophylic texture of the second close and distant oil stripping reason collects imports the oleophylic line in the first close and distant oil stripping reason
Reason, and the bottom of cylindrical whirlwind outer cylinder is further imported, finally it is discharged by bottom outage.
First close and distant oil stripping reason starts from the lower edge of gas mixture entrance.
Along the direction of cylindrical whirlwind outer cylinder cross section, the width of oleophylic texture, which is greater than, to be dredged for oleophylic texture and oleophobic texture
The width of oil stripping reason.
In second close and distant oil stripping reason, the width of oleophobic texture is the 1/3~1/2 of oleophylic texture width.
The width of oleophobic texture in gas mixture inlet, the first close and distant oil stripping reason is the 1/ of oleophylic texture width
3~1/2；Oleophylic texture and oleophobic texture in first close and distant oil stripping reason gradually broaden from top to bottom.
First close and distant oil stripping reason distance of the lower end away from cylindrical whirlwind outer cylinder bottom is the 1/ of cylindrical whirlwind outer cylinder height
10~1/8.
Oleophylic texture is the texture formed by spraying or chemical etching.
Oleophobic texture is the texture formed by spraying or chemical etching.
The contact angle of oil droplet that cyclone type oil-gas separator generates during Oil-gas Separation and oleophylic texture less than 90 °,
Contact angle with oleophobic texture is 120 °~170 °.
A kind of oil and gas separation method is carried out by above-mentioned cyclone type oil-gas separator, and process is as follows:
Gas mixture enters the tangential of opening's edge cylinder whirlwind outer cylinder by gas mixture and enters under cylindrical whirlwind inner cylinder
The annular housing formed between end and cylindrical whirlwind outer cylinder, and make rotating motion；
During gas mixture makes rotating motion, the oil droplet movement in gas mixture is in the outer of rotational flow field radial direction
Side, gas motion is in the inside of rotational flow field radial direction in gas mixture；
When oil droplet strikes oleophylic texture, oil droplet is adhered to wall surface immediately；
When oil droplet hits oleophobic texture, oil droplet is oriented to rapidly the oleophylic texture of oleophobic texture one side, and oil droplet is in oleophylic
In texture after convergence, the oil liquid of formation is flowed down along oleophylic texture；Wherein, the oleophylic texture in the second close and distant oil stripping reason converges
Oil liquid flows down vertically along the oleophylic texture in the second close and distant oil stripping reason and finally imports the oleophylic line in the first close and distant oil stripping reason
It manages, the oil liquid of the oleophylic texture convergence in the first close and distant oil stripping reason is along under the oleophylic texture rotation in the first close and distant oil stripping reason
Row until reaching the bottom of cylindrical whirlwind outer cylinder, and is discharged from bottom outage；
Gas after Oil-gas Separation is discharged upwards along cylindrical whirlwind inner cylinder.
Compared with prior art, the invention has the following beneficial effects:
Cyclone type oil-gas separator of the invention forms the first close and distant oil stripping reason on the inner wall of cylindrical whirlwind outer cylinder
With the second close and distant oil stripping reason, wherein the first close and distant oil stripping reason is arranged along gas mixture eddy flow direction, and the first close and distant oil stripping reason begins
In gas mixture entrance and rotate come downwards to away from cylindrical whirlwind outer cylinder bottom preset distance；Second close and distant oil stripping reason is vertical
Down-set, the second close and distant oil stripping reason starts from the top of cylindrical whirlwind outer cylinder and terminates at the first close and distant oil stripping reason；First is close and distant
Oil stripping reason and the second close and distant oil stripping reason include the oleophylic texture and oleophobic texture of several alternate settings；In the wall that the present invention designs
Under the action of the wettability characteristics texture of face, gas mixture enters outside cylindrical whirlwind after tube inner chamber along gas mixture entrance,
Oil droplet in gas mixture is difficult to form sheet of oil film after hitting wall surface attachment, but can be along the oleophylic texture shape of design
At one one striated oil circuit, and under the promotion of swirling eddy, the oil film of oleophylic texture is easier to along oleophylic texture
Lines flows down.Entity any part is not modified or is increased in design of the invention, only need to be in traditional cyclone type oil-gas separator
Inner wall process corresponding oleophylic texture according to the structure of the above-mentioned first close and distant oil stripping reason and the second close and distant oil stripping reason and dredge
The above-mentioned first close and distant oil stripping reason is managed or produced to oil stripping and the sleeve of the second close and distant oily texture structure is put into separator i.e.
Can, it is at low cost and efficiently easy.
By the beneficial effect of cyclone type oil-gas separator of the present invention it is found that the oil based on cyclone type oil-gas separator of the present invention
Gas separation method can be realized the rectification to wall surface liquid film, and accelerate drain rate, so that more wall areas are difficult to deposit
Oil film effectively reduces oil droplet and hits a possibility that liquid film splashes, and exposing small oil droplet can be with the wall surface of adventitious deposit, to mention
The efficiency of high cyclone separator.
Detailed description of the invention
Fig. 1 is the present invention in the design resulting separator inlet film distribution of cyclone type oil-gas separator previous experiments.
Fig. 2 is present invention film distribution in the design resulting Membrane Separator Cylinder for CFB Boiler of cyclone type oil-gas separator previous experiments.
Fig. 3 is the close and distant oily wall surface grain distribution figure (main view) of cyclone type oil-gas separator of the present invention.
Fig. 4 is the right view of Fig. 3.
Fig. 5 is the macrostructure schematic diagram of cyclone type oil-gas separator of the present invention.
Fig. 6 is the close and distant oily wall surface texture expanded view of cyclone type oil-gas separator of the present invention.
In figure: 1- cylinder whirlwind outer cylinder, 2- cylinder whirlwind inner cylinder, 3- gas mixture entrance, the bottom 4- outage,
The close and distant oil stripping reason of 5-, 5-1- oleophylic texture, 5-2- oleophobic texture.
Specific embodiment
It is next with reference to the accompanying drawings and examples that the present invention is further illustrated.
Design principle of the invention
In experiment before, the cyclone type oil-gas separator of transparent visual is made using pmma material, observation is ground
Study carefully the film distribution in cyclone type oil-gas separator outer tube inner wall face.According to the characteristic distributions of oil film, outer tube inner wall face can be divided
For top annular and two, middle and lower part eddy flow region major part, according to specific liquid film form and thickness can be divided into again A, B, C, D, E,
F, seven regions G, as shown in Fig.1 and Fig.2.Wherein G is complete liquid phase region, and tetra- regions A, B, C, D are around whirlwind inner cylinder and rotation
Between wind outer cylinder, this interregional gas mixture oil content is higher, and oil droplet hits wall separation acutely, and wall-film is by rotary pneumatic
The degree of stream scratched is smaller, and sheet of mist of oil area is presented on wall surface.E, the oil film in the region F is influenced by eddy flow field obviously, in wall
It is cyclic annular that apparent rotation downlink is formed on face.
According to the above Experimental Background, as shown in Fig. 3~Fig. 6, cyclone type oil-gas separator of the invention, including cylindrical rotation
Wind outer cylinder 1, cylindrical whirlwind inner cylinder 2, gas mixture entrance 3 and bottom outage 4, cylindrical whirlwind inner cylinder 2 and cylinder
Whirlwind outer cylinder 1 is coaxially disposed, and cylindrical whirlwind inner cylinder 2 is used as gas vent；Cylindrical whirlwind inner cylinder 2 and cylindrical whirlwind outer cylinder
Annular housing is formed between 1 top；Bottom outage 4 is connected to the bottom of cylindrical whirlwind outer cylinder 1；Gas mixture entrance
3 connect with the upper end of cylindrical whirlwind outer cylinder 1 and are connected to the top of the annular housing, and gas mixture entrance 3 is used for edge
The tangential of cylindrical whirlwind outer cylinder 1 is blown into gas mixture into the annular housing；On the inner wall of cylindrical whirlwind outer cylinder 1
It is formed with close and distant oil stripping reason, close and distant oil stripping reason includes the first close and distant oil stripping reason and the second close and distant oil stripping reason, the first close and distant oil stripping reason
It is arranged along gas mixture eddy flow direction, the first close and distant oil stripping reason, which starts from gas mixture entrance 3 and rotates, to be come downwards to away from cylinder
At 1 bottom preset distance of shape whirlwind outer cylinder；Second close and distant oil stripping reason is arranged vertically downward, and the second close and distant oil stripping reason starts from cylinder
At the top of whirlwind outer cylinder 1 and terminate at the first close and distant oil stripping reason；First close and distant oil stripping reason and the second close and distant oil stripping reason include several
The oleophylic texture 5-1 and oleophobic texture 5-2 of alternate setting.
As shown in fig. 6, as the preferred embodiment of the invention, the first close and distant oil stripping reason starts from oil referring to Fig. 3~Fig. 5
The lower edge of gas mixture entrance 3, the oleophylic texture 5-1 and oleophobic texture 5-2 of the second close and distant oil stripping reason terminate at the first parent
Oleophylic texture 5-1 in oleophobic texture, i.e., the second close and distant oil stripping reason are in the oleophylic texture 5-1 and oleophobic texture 5-2 of vertical striped
End connect with the oleophylic texture 5-1 in the first close and distant oil stripping reason so that the oleophylic texture 5-1 of the second close and distant oil stripping reason converges
The oil liquid of collection imports the oleophylic texture 5-1 in the first close and distant oil stripping reason, and further imports the bottom of cylindrical whirlwind outer cylinder 1,
It is finally discharged by bottom outage 4, this design can speed up flowing down and being discharged for oil liquid.
As the preferred embodiment of the invention, the lower edge of the second close and distant oil stripping reason is in 10 °~20 ° angles tilted down
Degree.
As the preferred embodiment of the invention, since oleophylic texture is to assemble drop and the downwards main region of water conservancy diversion,
Oleophobic texture primarily serves the effect for dividing liquid film in blocks, and in view of oleophobic texture has a degree of drop rebound, because
, along the direction of cylindrical 1 cross section of whirlwind outer cylinder, the width of oleophylic texture 5-1 is greater than the width of oleophobic texture 5-2 for this.
As the preferred embodiment of the invention, the width of oleophobic texture 5-2 is oleophylic texture in the second close and distant oil stripping reason
The 1/3~1/2 of 5-1 width.At gas mixture entrance 3, the width of oleophobic texture 5-2 is oleophylic in the first close and distant oil stripping reason
The 1/3~1/2 of texture 5-1 width；Oleophylic texture 5-1 and oleophobic texture 5-2 in first close and distant oil stripping reason are from top to bottom gradually
It broadens.
As the preferred embodiment of the invention, cylinder bottommost is oil storage region, therefore the first close and distant oil stripping reason rotates
It does not continue to prolong when coming downwards to away from 1/10~1/8 that cylindrical 1 distance from bottom of whirlwind outer cylinder is cylindrical 1 height of whirlwind outer cylinder
It stretches.
As the preferred embodiment of the invention, oleophylic texture 5-1 is by spraying or chemical etching in cylindrical whirlwind
The oleophylic texture formed on 1 inner wall of outer cylinder, on oleophylic texture 5-1, droplets contact angle is smaller, and cyclone type oil-gas separator exists
Less than 90 °, oil droplet can be sprawled rapidly the contact angle of the oil droplet and oleophylic texture 5-1 that generate during Oil-gas Separation after hitting wall surface
It comes, is adhered to wall surface；Oleophobic texture 5-2 is to be formed on cylindrical 1 inner wall of whirlwind outer cylinder by spraying or chemical etching
Oleophobic texture, on oleophobic texture 5-2, droplets contact angle is larger, and cyclone type oil-gas separator produces during Oil-gas Separation
The contact angle of raw oil droplet and oleophobic texture 5-2 is 120 °~170 °, after oil droplet hits oleophobic texture 5-2, it is virtually impossible to attached
, and can be arranged rapidly, the both sides of oleophobic texture 5-2 are flowed to, the oleophylic texture 5-1 beside oleophobic texture 5-2 is imported, even
There is part rebound.
The process for carrying out Oil-gas Separation by aforementioned present invention cyclone type oil-gas separator is as follows:
Gas mixture enters cylindrical whirlwind inner cylinder 2 along the tangential of cylindrical whirlwind outer cylinder 1 by gas mixture entrance 3
The annular housing formed between lower end and cylindrical whirlwind outer cylinder 1, gas mixture do rotation fortune in cylindrical whirlwind outer cylinder 1
It is dynamic；
During gas mixture makes rotating motion, the oil droplet movement in gas mixture is in the outer of rotational flow field radial direction
Side, gas motion is in the inside of rotational flow field radial direction in gas mixture；
When oil droplet strikes oleophylic texture 5-1, oil droplet is adhered to wall surface immediately；
When oil droplet hits oleophobic texture 5-2, oil droplet is oriented to rapidly the oleophylic texture 5-1 of the one side oleophobic texture 5-2, oil
After drop converges in oleophylic texture 5-1, the oil liquid of formation is flowed down along oleophylic texture 5-1；Wherein, in the second close and distant oil stripping reason
The oil liquid of oleophylic texture 5-1 convergence flows down vertically along the oleophylic texture 5-1 in the second close and distant oil stripping reason and finally imports first
The oil liquid of oleophylic texture 5-1 in close and distant oil stripping reason, the oleophylic texture 5-1 convergence in the first close and distant oil stripping reason are close and distant along first
Oleophylic texture 5-1 in oil stripping reason rotates downlink, until reach the bottom of cylindrical whirlwind outer cylinder 1, and from 4 row of bottom outage
Out；
Gas after Oil-gas Separation is along the cylindrical discharge upwards of whirlwind inner cylinder 2.
To sum up, it is oily in flakes to be able to solve wall surface in existing cyclone type oil-gas separator to cyclone type oil-gas separator of the invention
Film is scratched the secondary small oil droplet that splashes by eddy flow field, is involved in the technical issues of gas phase flow field influences separative efficiency again.The present invention
Oleophylic is generated by the method for chemical etching or direct spraying in the outer tube inner wall face of traditional cyclone type oil-gas separator or is dredged
The texture of oil, and different imbibition characteristics are interregional every forming striated texture, using different imbibition characteristic striated textures to wall
Face oil film is rectified.Whirlwind outer tube inner wall face is divided into cylinder top annular area and cylinder middle and lower part eddy flow region, is pushed up
The lines of portion's annular region is striated texture vertically downward, and the striped in eddy flow region is since the separator inlet along mixing
Object eddy flow direction comes downwards to the striated texture of cylinder body bottom along wall surface rotation.The present invention is special by the infiltration of separator wall surface difference
Property texture oil droplet is hit after moving direction have an impact, to realize rectification to wall surface liquid film, and accelerate drain speed
Rate effectively reduces oil droplet and hits a possibility that liquid film splashes, to improve rotation so that more wall areas are difficult to deposit oil film
The efficiency of wind separator.
Claims (10)
1. a kind of cyclone type oil-gas separator, which is characterized in that including cylindrical whirlwind outer cylinder (1), be set to cylindrical whirlwind
Cylindrical whirlwind inner cylinder (2) at outer cylinder (1) center is set to gas mixture tangential at the top of cylindrical whirlwind outer cylinder (1)
Entrance (3) and the bottom outage (4) for being set to cylindrical whirlwind outer cylinder (1) bottom；
Close and distant oil stripping reason is formed on the inner wall of cylindrical whirlwind outer cylinder (1), close and distant oil stripping reason includes the first close and distant oil stripping reason
With the second close and distant oil stripping reason, the first close and distant oil stripping reason is arranged along gas mixture eddy flow direction, and the first close and distant oil stripping reason starts from oil
Gas mixture entrance (3) and rotate come downwards to away from cylindrical whirlwind outer cylinder (1) bottom preset distance；
Second close and distant oil stripping reason is arranged vertically downward, and the second close and distant oil stripping reason is started from the top of cylindrical whirlwind outer cylinder (1) and terminated
In the first close and distant oil stripping reason；
First close and distant oil stripping reason and the second close and distant oil stripping reason include the oleophylic texture (5-1) and oleophobic texture of several alternate settings
(5-2)。
2. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that the oleophylic of the second close and distant oil stripping reason
Texture (5-1) and oleophobic texture (5-2) terminate at the oleophylic texture (5-1) in the first close and distant oil stripping reason.
3. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that the first close and distant oil stripping reason starts from oil
The lower edge of gas mixture entrance (3).
4. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that oleophylic texture (5-1) and oleophobic
Texture (5-2) is along the direction of cylindrical whirlwind outer cylinder (1) cross section, and the width of oleophylic texture (5-1) is greater than oleophobic texture (5-
2) width.
5. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that in the second close and distant oil stripping reason, dredge
The width that oil stripping manages (5-2) is the 1/3~1/2 of oleophylic texture (5-1) width.
6. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that in gas mixture entrance (3)
Locate, the width of the oleophobic texture (5-2) in the first close and distant oil stripping reason is the 1/3~1/2 of oleophylic texture (5-1) width；First parent
Oleophylic texture (5-1) and oleophobic texture (5-2) in oleophobic texture gradually broaden from top to bottom.
7. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that the first close and distant oil stripping reason lower end is extremely
Distance away from cylindrical whirlwind outer cylinder (1) bottom is the 1/10~1/8 of cylindrical whirlwind outer cylinder (1) height.
8. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that oleophylic texture (5-1) is to pass through
The texture that spraying or chemical etching are formed；Oleophobic texture (5-2) is the texture formed by spraying or chemical etching.
9. a kind of cyclone type oil-gas separator according to claim 1, which is characterized in that cyclone type oil-gas separator is in oil
Contact angle of the contact angle of the oil droplet and oleophylic texture (5-1) that are generated in gas separation process less than 90 °, with oleophobic texture (5-2)
It is 120 °~170 °.
10. a kind of oil and gas separation method, which is characterized in that pass through cyclone type oil gas described in any one of claim 1-9 point
It is carried out from device, process is as follows:
Gas mixture enters cylindrical whirlwind inner cylinder along the tangential of cylindrical whirlwind outer cylinder (1) by gas mixture entrance (3)
(2) annular housing formed between lower end and cylindrical whirlwind outer cylinder (1), and make rotating motion；
During gas mixture makes rotating motion, the oil droplet movement in gas mixture is in the outside of rotational flow field radial direction, oil
Gas motion is in the inside of rotational flow field radial direction in gas mixture；
When oil droplet strikes oleophylic texture (5-1), oil droplet is adhered to wall surface immediately；
When oil droplet hits oleophobic texture (5-2), oil droplet is oriented to rapidly the oleophylic texture (5-1) of the one side oleophobic texture (5-2),
In oleophylic texture (5-1) after convergence, the oil liquid of formation flows down oil droplet along oleophylic texture (5-1)；Wherein, the second close and distant oil stripping
The oil liquid of oleophylic texture (5-1) convergence in reason flows down and most vertically along the oleophylic texture (5-1) in the second close and distant oil stripping reason
The oleophylic texture (5-1) in the first close and distant oil stripping reason, the oil of oleophylic texture (5-1) convergence in the first close and distant oil stripping reason are imported eventually
Liquid rotates downlink along the oleophylic texture (5-1) in the first close and distant oil stripping reason, until reaching the bottom of cylindrical whirlwind outer cylinder (1)
Portion, and be discharged from bottom outage (4)；
Gas after Oil-gas Separation is discharged upwards along cylindrical whirlwind inner cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811555078.4A CN109798238A (en) | 2018-12-18 | 2018-12-18 | A kind of cyclone type oil-gas separator and separation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811555078.4A CN109798238A (en) | 2018-12-18 | 2018-12-18 | A kind of cyclone type oil-gas separator and separation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109798238A true CN109798238A (en) | 2019-05-24 |
Family
ID=66557155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811555078.4A Pending CN109798238A (en) | 2018-12-18 | 2018-12-18 | A kind of cyclone type oil-gas separator and separation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109798238A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743252A (en) * | 2019-10-15 | 2020-02-04 | 哈尔滨工程大学 | Spiral gas-liquid separator |
| CN115030883A (en) * | 2022-06-16 | 2022-09-09 | 西安交通大学 | Cyclone separator suitable for ionic liquid hydrogen compressor and working method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101264403A (en) * | 2008-05-16 | 2008-09-17 | 王君 | Cooking fume purifier |
| CN101898175A (en) * | 2010-01-29 | 2010-12-01 | 北京石油化工学院 | Cyclone separator with grooved wall surface |
| US20180117510A1 (en) * | 2016-11-01 | 2018-05-03 | Ingersoll-Rand Company | Cyclonic oil separator for compressor oil reservoir |
| CN108252915A (en) * | 2018-01-17 | 2018-07-06 | 西安交通大学 | A kind of centrifugal oil-air separator |
| CN209324613U (en) * | 2018-12-18 | 2019-08-30 | 西安交通大学 | A kind of cyclone type oil-gas separator |
-
2018
- 2018-12-18 CN CN201811555078.4A patent/CN109798238A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101264403A (en) * | 2008-05-16 | 2008-09-17 | 王君 | Cooking fume purifier |
| CN101898175A (en) * | 2010-01-29 | 2010-12-01 | 北京石油化工学院 | Cyclone separator with grooved wall surface |
| US20180117510A1 (en) * | 2016-11-01 | 2018-05-03 | Ingersoll-Rand Company | Cyclonic oil separator for compressor oil reservoir |
| CN108252915A (en) * | 2018-01-17 | 2018-07-06 | 西安交通大学 | A kind of centrifugal oil-air separator |
| CN209324613U (en) * | 2018-12-18 | 2019-08-30 | 西安交通大学 | A kind of cyclone type oil-gas separator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743252A (en) * | 2019-10-15 | 2020-02-04 | 哈尔滨工程大学 | Spiral gas-liquid separator |
| CN115030883A (en) * | 2022-06-16 | 2022-09-09 | 西安交通大学 | Cyclone separator suitable for ionic liquid hydrogen compressor and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209324613U (en) | A kind of cyclone type oil-gas separator | |
| CN103604258A (en) | Liquid-discharged gas-liquid separator | |
| CN109798238A (en) | A kind of cyclone type oil-gas separator and separation method | |
| KR20120103695A (en) | Vacuum cleaner | |
| CN105413317B (en) | Liquid mist demister applied to rectifying column | |
| CN202108622U (en) | Combined drainage pre-filtering air inlet pipe for heavy-duty automobile | |
| CN110917676A (en) | A whirl grit chamber for town sewage | |
| CN105484973B (en) | A kind of cyclone type oil-gas separator | |
| CN208846796U (en) | Gas-liquid separator | |
| CN210186616U (en) | Gas-liquid separator | |
| CN105879501B (en) | Steam-water separator | |
| CN108870813B (en) | Gas-liquid separator | |
| CN106377950A (en) | Gas-liquid separator | |
| CN207694427U (en) | A kind of gas-liquid separator | |
| CN209324616U (en) | A kind of cyclone type oil-gas separator | |
| CN104128267A (en) | High efficiency cyclone separator having lower exhaust structure | |
| CN109028769A (en) | A kind of slices of caprone continuous drier | |
| CN205435292U (en) | High -efficient wet dust collector of compound emulsification formula | |
| CN209451483U (en) | A kind of moisture trap | |
| CN204911842U (en) | Cyclone separator | |
| CN206604274U (en) | A kind of moisture trap | |
| CN206587509U (en) | A kind of gas-liquid two-stage cyclone separator | |
| CN210302985U (en) | Water-gas separator for compressed air treatment | |
| CN204121887U (en) | High-efficiency foam remover | |
| CN103133065A (en) | Turbine outer edge internal surface dewetting partition plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |