CN109200679A - Multistage gas and water separator - Google Patents
Multistage gas and water separator Download PDFInfo
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- CN109200679A CN109200679A CN201710547551.3A CN201710547551A CN109200679A CN 109200679 A CN109200679 A CN 109200679A CN 201710547551 A CN201710547551 A CN 201710547551A CN 109200679 A CN109200679 A CN 109200679A
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- multistage gas
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 215
- 238000000926 separation method Methods 0.000 claims abstract description 135
- 239000000203 mixture Substances 0.000 claims abstract description 69
- 239000007788 liquid Substances 0.000 claims abstract description 55
- 230000005484 gravity Effects 0.000 claims abstract description 45
- 230000008676 import Effects 0.000 claims abstract description 25
- 230000002209 hydrophobic effect Effects 0.000 claims description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 6
- 229920005573 silicon-containing polymer Polymers 0.000 claims description 6
- 230000005514 two-phase flow Effects 0.000 description 12
- 238000013461 design Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000011044 inertial separation Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- -1 Methylsiloxane Chemical class 0.000 description 1
- 241001365789 Oenanthe crocata Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
Abstract
The invention discloses a kind of multistage gas and water separator, multistage gas and water separator includes: shell, and shell is equipped with air-water mixture import, gas outlet and the liquid outlet being connected to respectively with the inner cavity of shell；Shutter separator, Shutter separator is located in the inner cavity of shell, Shutter separator includes multiple corrugated sheets, multiple corrugated sheets are respectively along the radial arrangement of shell and along the circumferentially spaced of shell, airflow path is formed between adjacent corrugated sheet, and Gravity Separation chamber is limited between Shutter separator and shell.Multistage gas and water separator according to the present invention, during gas-water separation, air-water mixture is entered by air-water mixture import intracavitary in shell, first Gravity Separation is carried out via Gravity Separation chamber, air-water mixture after the separation of Gravity Separation chamber can further flow through Shutter separator and be separated, the gas isolated can be discharged via gas outlet, and the liquid isolated such as water etc. can be discharged via liquid outlet.
Description
Technical field
The present invention relates to field of energy and chemical technologys, more particularly to a kind of multistage gas and water separator.
Background technique
In the related technology, gas and water separator is the gas of working medium (including steam-water, Air-Water) for air-water two phase flow
Water separation, during industrial production two-phase flow or in two phase flow test, existing gas-water separation technology specifically includes that vane
Separation, large space Gravity Separation, baffle plate, corrugated plating, silk screen, the separation principle utilized include: centrifuge separation, Gravity Separation,
Inertial separation, the separation of capillary absorption effect.
By taking the test of steam generator two phase flow as an example, when water passes through steam generator heat-transfer pipe beam outer surface, water is added
Thermosetting steam water interface.Hereafter steam water interface ascends into steam generator upper shell, passes through level-one steam-water separator
Vane separator and Gravity Separation space utilize most of water in centrifuge separation principle and Gravity Separation principle removal mixture
Point.Steam continues to second-stage separator, usually corrugated sheet drier, using inertial separation principle by the moisture in steam into
One step removal, so that steam quality be made to reach design requirement.If the steam quality of steam-water separator outlet cannot reach design
It is required that may cause the results such as turbine blade corrosion and damage.
Wherein, second-stage separator uses the corrugated sheet of parallel stacking, is separated using the inertia difference of gas and liquid.
However, the corrugated sheet of the parallel stacking deficiencies such as that there are occupied spaces during gas-water separation is big, space utilization rate is low.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes that one kind is more
Grade gas and water separator, multistage the compact-sized of gas and water separator, space utilization rate are high.
It is according to an embodiment of the present invention multistage gas and water separator, comprising: shell, the shell be equipped with respectively with it is described
Air-water mixture import, gas outlet and the liquid outlet of the inner cavity connection of shell；Shutter separator, the Shutter separator are set
In the inner cavity of the shell, the Shutter separator includes multiple corrugated sheets, and multiple corrugated sheets are respectively along the shell
Airflow path, the corrugated sheet point are arranged and formed between the circumferentially spaced of the shell, adjacent corrugated sheet to the radial of body
From limiting Gravity Separation chamber between device and the shell.
It is according to an embodiment of the present invention multistage gas and water separator, by by multiple corrugated sheets respectively along the radial cloth of shell
It sets, and makes multiple corrugated sheets along the circumferentially spaced of shell, be conducive to the volume for reducing multistage gas and water separator, so that multistage
The structure of gas and water separator is more compact.During gas-water separation, allow air-water mixture by air-water mixture
Import enters the interior intracavitary of shell, first carries out Gravity Separation via Gravity Separation chamber, and the air water after the separation of Gravity Separation chamber is mixed
Conjunction object can further flow through Shutter separator and be separated, and the gas isolated can be discharged via gas outlet, isolate
Liquid such as water etc. can be discharged via liquid outlet.
In addition, multistage gas and water separator according to the above embodiment of the present invention also has following additional technical characteristic:
Multistage gas and water separator according to an embodiment of the present invention is in often the first predetermined angle between two adjacent corrugated sheets
The angle of degree, the angle β of first predetermined angular is in the range of 2 ° to 10 °.
According to some embodiments of the present invention, multistage gas and water separator further include be located at the Gravity Separation chamber with it is described
Three-level between Shutter separator separates baffling net.
Further, the outer end of the corrugated sheet separates baffling net with the three-level and is connected.
It optionally, further include the Pyatyi separation silk screen for being located at the center of the Shutter separator.
Further, the inner end of the corrugated sheet separates silk screen with the Pyatyi and is connected.
Further, the cross section of the Pyatyi separation silk screen is annular, and the gas outlet is formed in five fraction
Upper end from silk screen.
Optionally, the surface of the Pyatyi separation silk screen is coated with nanometer grade silica or dimethyl silicone polymer applies
Layer.
Specifically, the air-water mixture inlet is equipped with level-one and separates baffling net.
Further, at least one of the three-level separation baffling net and level-one separation baffling net include along first
Direction extends and multiple undulatory baffle plates for being spaced apart along the second direction orthogonal with the first direction and along described the
Two directions extend and along the first direction be spaced apart multiple water draining plates, the water draining plate at the trough of the baffle plate with
The baffle plate is connected.
It in some embodiments of the invention, further include hydrophobic drainpipe, the liquid outlet is formed in the hydrophobic draining
Guan Shang, the hydrophobic drainpipe separate baffling net, the Gravity Separation chamber, the three-level with the level-one respectively and separate baffling
Net, the Shutter separator are connected with Pyatyi separation silk screen for the water isolated to be discharged.
Specifically, the surface of the baffle plate and the surface of the water draining plate are coated with nanometer grade silica or poly- two
Methylsiloxane coating.
Optionally, the shell have circular cross section, the Pyatyi separating wire net have circular cylindrical cross-section, described three
Grade separation silk screen has circular cylindrical cross-section, and the Gravity Separation chamber has circular cylindrical cross-section, the Shutter separator tool
There is circular cylindrical cross-section.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is a cross-sectional view of multistage gas and water separator according to an embodiment of the present invention；
Fig. 2 is the top view of multistage gas and water separator according to an embodiment of the present invention；
Fig. 3 is the schematic diagram of baffling net in multistage gas and water separator according to an embodiment of the present invention.
Appended drawing reference:
Multistage gas and water separator 100,
Shell 1, the inner cavity 11 of shell 1, air-water mixture import 12, gas outlet 13, card slot 15,
Shutter separator 2, corrugated sheet 21, airflow channel 22,
Gravity Separation chamber 3, three-level separate baffling net 4, and Pyatyi separates silk screen 5, and level-one separates baffling net 6, and baffle plate 61 is dredged
Water plate 62, hydrophobic drainpipe 7, control valve 8.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The orientation or positional relationship of the instructions such as "upper", "lower", "left", "right" "top", "bottom" "inner", "outside" is side based on the figure
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the related technology, the second level steam-water separator on steam generator top is the corrugated sheet of parallel stacking, separation principle
For inertial separation, resistance is larger, volume is big, has the possibility of drop reentrainment, separative efficiency to need to be further increased.In second level
In steam-water separator, the principle of drop reentrainment is specifically included that first, the separated drops falling and splashing come out goes out to hydrophobic liquid level
Existing crown-shaped splashes, and forms secondary drop and is carried into air-flow again；Second, the liquid film of the surface of solids is swiftly flowing
Air-water mixture is torn, and is formed secondary drop and is involved in air-flow again；Third, separated water out forms liquid level, by high-speed flow
Tearing forms secondary drop.
The invention belongs to derived energy chemical industry gas-water separation technology field and nuclear power plant's thermal hydraulic test research necks
Domain.Multistage gas and water separator 100 can be applied to the air water point that air-water two phase flow is working medium (including steam-water, Air-Water)
From and gas phase content control.During industrial production two-phase flow or in two phase flow test, gas can be more efficiently realized
Water separation reduces drop reentrainment phenomenon, improves the void fraction (mass dryness fraction) of steam quality or Air-Water air-water mixture, phase
Compared with having isolation technics in the related technology, which has many advantages, such as that drag losses are smaller, gas-water separation efficiency is higher, two
Continuous, stable, the accurate control that mutually may be implemented in device outlet two phase flow void fraction in stream test, can realize in the industrial production
Lower resistance, compact and efficient gas-water separation.
Multistage gas and water separator 100 according to an embodiment of the present invention is described with reference to the accompanying drawing.
As shown in Figure 1-3, multistage gas and water separator 100 according to an embodiment of the present invention, comprising: shell 1 and corrugated sheet
Separator 2.
Specifically, shell 1 can be stainless steel outer cylinder etc..Shell 1 is equipped with and is respectively connected to the inner cavity 11 of shell 1
Air-water mixture import 12, gas outlet 13 and liquid outlet.That is, shell 1 is equipped with air-water mixture import 12, gas outlet
13 and liquid outlet, and air-water mixture import 12, gas outlet 13 and liquid outlet are connected to the inner cavity 11 of shell 1 respectively.Air water
Mixture can be entered in the inner cavity 11 of shell 1 by air-water mixture import 12, and the gas isolated can be via gas outlet 13
Discharge, the liquid isolated such as water etc. can be discharged via liquid outlet.
Air-water mixture import 12 can be formed on the side wall of shell 1.Preferably, air-water mixture import 12 can be set
The height along the vertical direction of shell 1 half between 4/5ths, be conducive to air-water mixture so more fully
It is separated by multistage gas and water separator 100, improves separative efficiency.Position of the air-water mixture import 12 on shell 1
It can be arranged according to concrete application.
In some embodiments, the cross section of shell 1 can be in circular ring shape or polygon annular etc..For ease of description,
In the following embodiments, it is illustrated so that the cross section of shell is in circular ring shape as an example, however, this can not be interpreted as to this hair
Bright limitation.
Shutter separator 2 is located in the inner cavity 11 of shell 1, and Shutter separator 2 includes multiple corrugated sheets 21, Duo Gebo
Shape plate 21 is respectively along the radial direction arrangement of shell 1, and multiple corrugated sheets 21 can be along the circumferentially spaced of shell 1, adjacent waveform
Airflow path 22 is formed between plate 21, and Gravity Separation chamber 3 is limited between Shutter separator 2 and shell 1.Air water is mixed as a result,
Closing object can be entered in the inner cavity 11 of shell 1 by air-water mixture import 12, first carry out Gravity Separation via Gravity Separation chamber 3,
A large amount of liquid in gas-liquid mixture can be isolated by Gravity Separation chamber 3, the mixing wastewater with air after the separation of Gravity Separation chamber 3
Object can further flow through Shutter separator 2 and further be separated via airflow path 22, and the gas isolated can be through
It is discharged by gas outlet 13, the liquid isolated such as water etc. can be discharged via liquid outlet.
For example, referring to Fig. 2, multiple corrugated sheets 21 can be in radiation with the center of shell 1 outward.Optionally, multiple waveforms
Plate 21 can be centrosymmetric about the axis of shell 1.Allow gas-liquid mixture opposite by the outside of Shutter separator 2
It uniformly flows into airflow path 22 and carries out gas-liquid separation, improve separative efficiency.In addition, also making the arrangement of multiple corrugated sheets 21 more
Step up to gather, be conducive to the volume for reducing multistage gas and water separator 100, reduces occupied space.
It is according to an embodiment of the present invention multistage gas and water separator 100, by by multiple corrugated sheets 21 respectively along shell 1
Radial arrangement, and make multiple corrugated sheets 21 along the circumferentially spaced of shell 1, be conducive to reduce multistage gas and water separator 100
Volume, so that the structure of multistage gas and water separator 100 is more compact.During gas-water separation, so that air-water mixture
It can be entered in the inner cavity 11 of shell 1 by air-water mixture import 12, first carry out Gravity Separation via Gravity Separation chamber 3, through weight
Air-water mixture after the separation of power disengagement chamber 3 can further flow through Shutter separator 2 and be separated, and the gas isolated can
To be discharged via gas outlet 13, the liquid isolated such as water etc. can be discharged via liquid outlet.
It in some embodiments, between every two adjacent corrugated sheets 21 is in the angle of the first predetermined angular referring to Fig. 2,
The angle β of first predetermined angular can be in the range of 2 ° to 10 °.Using numerical value calculation shows that in identical volume, band folder
The separative efficiency of the corrugated sheet 21 of angle arrangement is greater than the corrugated sheet of parallel arrangement, and runner drag overall is less than the waveform of parallel arrangement
Plate.By making the angle between two neighboring corrugated sheet 21 in the first predetermined angular, is conducive to reduce resistance, improves multistage air water
The separative efficiency of separator 100.
Angle β between per adjacent two panels corrugated sheet 21 is bigger, and resistance is big, good separating effect, but has the pressure loss.Often
The angle β for being between two adjacent corrugated sheets 21 can be 2 °, 3 °, 5 °, 6 °, 8 ° or 10 ° etc..
For example, when β=2 °, when air-water mixture enters multistage gas and water separator 100 by air-water mixture import 12
Inlet pressure the pressure loss of 1000Pa can be had at outlet (such as gas outlet 13) in the range of 6Mpa to 7Mpa
(or pressure drop)；Angle β is big, and the pressure loss is big, good separating effect.The size of angle β can be according to the liquid phase matter of air-water mixture
Measure share, mean drop diameter determines.
Multiple corrugated sheets 21 can be centrosymmetric arrangement about the axis of multistage gas and water separator 100, whole waves
Shape plate 21 forms the runner of Ring-cylindrical (multiple sector shapes), and air-water mixture is from the neighbouring Gravity Separation chamber 3 of airflow path 22
One end is to central axial flowing.So that the space utilization rate of multistage gas and water separator 100 is high, good separating effect.
Optionally, referring to Fig.1, multiple card slots 15 are formed on shell 1, multiple corrugated sheets 21 are suitable for blocking with multiple card slots 15
It connects.Installation of multiple corrugated sheets 21 on shell 1 is easily achieved by card slot 15 as a result,.In the description of the present invention, unless separately
It is described, the meaning of " plurality " is two or more.
Further, referring to Fig.1, card slot 15 is formed in the top and/or bottom of shell 1, and the number of card slot 15 is not small
In the number of (being greater than or equal to) corrugated sheet 21.So that can according to need when air-water mixture flow operating mode changes larger
Adaptability increases or decreases the quantity of corrugated sheet 21 or changes the angle β between adjacent corrugated sheet 21, to improve gas-water separation
Efficiency.
Referring to Figures 1 and 2, in further embodiments, multistage gas and water separator 100 further includes being located at Gravity Separation chamber
Three-level between 3 and Shutter separator 2 separates baffling net 4.That is, multistage gas and water separator 100 further includes three-level
Baffling net 4 is separated, three-level separation baffling net 4 can be located between Gravity Separation chamber 3 and Shutter separator 2.Wherein, three fraction
Gravity Separation chamber 3 can be limited by disintegrating between drift net 4 and shell 1.After three-level separates baffling net 4, it is provided with corrugated sheet
Separator 2, it is different using the inertia of drop and gas and separate.Allow air-water mixture by air-water mixture import 12 into
Enter in the inner cavity 11 of shell 1, air-water mixture can be successively via Gravity Separation chamber 3, three-level separation baffling net 4 and corrugated sheet point
From device 2, the gas being finally separating out can be discharged via gas outlet 13, and the liquid isolated such as water etc. can be via liquid outlet
Discharge.
Referring to Fig. 2, in some specific examples, the outer end of corrugated sheet 21 separates baffling net 4 with three-level and is connected.For example, Fig. 2
One end of the axis of the separate shell 1 of middle corrugated sheet 21 can separate baffling net 4 with three-level and be connected.So that air-water mixture can be with
Entered in the inner cavity 11 of shell 1 by air-water mixture import 12, air-water mixture can be successively via Gravity Separation chamber 3 and three-level
Baffling net 4 is separated, the air-water mixture after separating via three-level separation baffling net 4 can enter air-flow by the outer end of corrugated sheet 21
In channel 22, the gas being finally separating out can be discharged via gas outlet 13, and the liquid isolated such as water etc. can be via out
The discharge of liquid mouth.
Optionally, referring to Figures 1 and 2, multistage gas and water separator 100 further includes the center for being located at Shutter separator 2
Pyatyi separate silk screen 5.That is, multistage gas and water separator 100 further includes Pyatyi separation silk screen 5, and Pyatyi separates
Silk screen 5 can be located at the center of Shutter separator 2.The internal perisporium of Pyatyi separation silk screen 5 could be formed with central tube.By
This enters air-water mixture by air-water mixture import 12 in the inner cavity 11 of shell 1, and air-water mixture can be successively
Multiple separation is carried out via Gravity Separation chamber 3, three-level separation baffling net 4, Shutter separator 2 and Pyatyi separation silk screen 5, finally
The gas isolated can be discharged via gas outlet 13, and the liquid isolated such as water etc. can be discharged via liquid outlet.
Referring to Fig. 2, in some specific examples, the inner end of corrugated sheet 21 separates silk screen 5 with Pyatyi and is connected.For example, in Fig. 2
One end of the axis of the neighbouring shell 1 of corrugated sheet 21 can separate silk screen 5 with Pyatyi and be connected.Allow air-water mixture by gas
Aqueous mixtures import 12 enters in the inner cavity 11 of shell 1, and air-water mixture can be separated successively via Gravity Separation chamber 3 and three-level
Baffling net 4, the air-water mixture after separating via three-level separation baffling net 4 can enter airflow channel by the outer end of corrugated sheet 21
In 22, then Pyatyi separation silk screen 5 is flowed by the inner end of corrugated sheet 21 and is separated, the gas being finally separating out can be via outlet
Mouth 13 is discharged, and the liquid isolated such as water etc. can be discharged via liquid outlet.
Combined with Figure 1 and Figure 2, Pyatyi separation silk screen 5 cross section can for annular (such as circular ring shape, polygon annular
Deng), gas outlet 13 is formed in the upper end (upper end of Pyatyi separation silk screen 5 in referring to Fig.1) of Pyatyi separation silk screen 5.So that via
Gas after multistage gas and water separator 100 separates is easy to be discharged via gas outlet 13.
Optionally, the surface of Pyatyi separation silk screen 5 is coated with nanometer grade silica or dimethyl silicone polymer coating.Make
It obtains the liquid in air-water mixture to be not easy to adsorb or be sticked to the surface of Pyatyi separation silk screen 5, to be more advantageous to the multistage gas of raising
The separative efficiency of water separation device 100.
It is equipped with level-one at air-water mixture entrance 12 combined with Figure 1 and Figure 2, and separates baffling net 6.Level-one separates baffling net 6 can
To carry out initial gross separation to air-water mixture, air-water mixture is allowed to separate baffling through level-one by air-water mixture import 12
Net 6 separate after enter shell 1 inner cavity 11 in, through level-one separation baffling net 6 separate after air-water mixture can successively via
Gravity Separation chamber 3 and three-level separate baffling net 4, and the air-water mixture after separating via three-level separation baffling net 4 can be by waveform
The outer end of plate 21 enters in airflow channel 22, then flows into Pyatyi separation silk screen 5 by the inner end of corrugated sheet 21 and separated, and finally divides
The gas separated out can be discharged via gas outlet 13, and the liquid isolated such as water etc. can be discharged via liquid outlet.
In some embodiments, multistage gas and water separator 100 further includes hydrophobic drainpipe 7 combined with Figure 1 and Figure 2, out liquid
Mouth is formed on hydrophobic drainpipe 7, and hydrophobic drainpipe 7 separates baffling net 6, Gravity Separation chamber 3, three-level with level-one respectively and separates folding
Drift net 4, Shutter separator 2 are connected with Pyatyi separation silk screen 5 for the water isolated to be discharged.So that passing through multistage gas-water separation
The liquid that device 100 is isolated such as water etc. can be discharged via hydrophobic drainpipe 7.
Multistage gas and water separator 100 can also include control valve 8 such as solenoid valve, and control valve 8 can be with hydrophobic row
Water pipe 7 is connected, and control valve 8 can be used for controlling the opening and closing of hydrophobic drainpipe 7, be better achieved to multistage gas-water separation
The control of device 100.
Specifically, after the separation of Shutter separator 2, air-water mixture can separate silk screen 5 by Pyatyi, utilize hair
Thin absorption principle separates remaining droplet.Pyatyi separates 5 surface of silk screen and is coated with nanometer grade silica or poly dimethyl
Siloxanes has extremely strong hydrophobicity, can quickly form fluid column decline inflow after drop is trapped by Pyatyi separation silk screen 5 and dredge
Water drainpipe 7, so that a possibility that a possibility that reducing drop reentrainment and liquid block, reduces drag losses.?
The bottom that Pyatyi separates silk screen 5 connects hydrophobic drainpipe 7, is drained by solenoid valve；Last air-water mixture is from multistage gas
The central tube of water separation device 100 is flowed out via gas outlet 13, and gas outlet 13 can connect other and use feed channel.
Referring to Fig. 3 and three-level separates baffling net 4 combined with Figure 1 and Figure 2, and level-one separates at least one of baffling net 6 packet
It includes and extends in a first direction and along the second direction orthogonal with first direction multiple undulatory baffle plates 61 spaced apart and edge
Second direction extends and along multiple water draining plate 62 that first direction is spaced apart, and water draining plate 62 is at the trough of baffle plate 61 and baffling
Plate 61 is connected.
In other words, at least one of three-level separation baffling net 4 and level-one separation baffling net 6 may include multiple baffle plates
61 and multiple water draining plates 62, baffle plate 61 can be corrugated.Wherein, undulatory baffle plate 61 can be along first direction (example
Such as, left and right directions shown in Fig. 3) extend, and multiple undulatory baffle plates 61 are in a second direction (for example, shown in Fig. 3
Up and down direction) be spaced apart, second direction is orthogonal with first direction；Multiple water draining plates 62 extend in a second direction, and multiple
Water draining plate 62 can be spaced apart along first direction；Water draining plate 62 is connected at the trough of baffle plate 61 with baffle plate 61.Specifically,
The surface of baffle plate 61 and the surface of water draining plate 62 are coated with nanometer grade silica or dimethyl silicone polymer coating.
In some embodiments, level-one separation baffling net 6 can be in the plate body shape (example being adapted to air-water mixture import 12
Such as round plate body or polygon plate body), three-level separates baffling net 4 can in a ring, and three-level separation baffling net 4 can be with ring
It is arranged around Shutter separator 2.Level-one is set at the air-water mixture import 12 of multistage gas and water separator 100 and separates baffling
Net 6, it is the silk screen with baffling structure that level-one, which separates baffling net 6, and level-one separation baffling net 6 can be used for initial gross separation mixing wastewater with air
Big drop in object.The distance between baffle plate 61 is D, and baffling angle is α=120 °.The distance between baffle plate 61 can root
It is calculated according to the average diameter of drop.The surface of baffle plate 61 and water draining plate 62 is coated with nanometer grade silica or poly dimethyl
Siloxanes has extremely strong hydrophobicity, and the hydrophobic row of fluid column decline inflow can be quickly formed when droplet collision arrives baffle plate 61
Water pipe 7, so that a possibility that a possibility that reducing drop reentrainment and liquid block, reduces drag losses.Big drop
Water draining plate 62 is flowed to along baffle plate 61 with liquid group, fluid column is formed along water draining plate 62 and flows to hydrophobic drainpipe 7, by control valve 8
Flow out multistage gas and water separator 100.Control valve 8 can be solenoid valve etc., when liquid level reaches setting liquid level in hydrophobic drainpipe 7
When, solenoid valve opening is drained.
After by 3 Gravity Separation of Gravity Separation chamber, it is provided with cricoid three-level separation baffling net 4.Three-level separation folding
The distance between two adjacent baffle plates 61 D is adjacent no more than in (being less than or equal to) level-one separation baffling net 6 in drift net 4
The distance between two baffle plates 61 can preferably carry out gas-water separation in this way.Baffling angle [alpha]=120 ° of baffle plate 61.
The surface of baffle plate 61 and water draining plate 62 is coated with strong hydrophobic material, is sprayed using nanometer grade silica or dimethyl silicone polymer
Apply surface.Drop and the liquid group in this stage, intermediate diameter flow to water draining plate 62 along baffle plate 61, form fluid column along water draining plate 62
Hydrophobic drainpipe 7 is flowed to, control valve 8 is opened via liquid outlet and flows out multistage gas and water separator 100.Control valve 8 can be electricity
Magnet valve, when liquid level reaches setting liquid level 1 (setting on demand) in hydrophobic drainpipe 7, solenoid valve is opened drained immediately；When thin
When liquid level reaches setting liquid level 2 (such as emptying) in water drainpipe 7, solenoid valve is closed.
For example, the distance between two neighboring baffle plate 61 can be 6 millimeters etc. in level-one separation baffling net 6.Three fractions
Disintegrating the distance between two neighboring baffle plate 61 in drift net 4 can be 3 millimeters etc..
Optionally, shell 1 has circular cross section, and Pyatyi, which separates silk screen 5, has circular cylindrical cross-section, and three-level separates silk screen
4 have circular cylindrical cross-section, and Gravity Separation chamber 3 has circular cylindrical cross-section, and Shutter separator 2 has circular cylindrical cross-section.
As a result, entire multistage gas and water separator 100 is multi-layer cylindrical, air-water mixture is from shell 1 (such as cylindrical tube)
On air-water mixture import 12 via level-one separation baffling net 6 flow into cavity 11 in, be introduced into multistage gas and water separator
The Gravity Separation large space of 100 outermost layer Ring-cylindricals, the design enable air-water mixture in the space of outermost layer major diameter
Interior flowing, flow velocity reduces, and to carry out sufficient Gravity Separation, this stage, big liquid group separated from mixture with big drop.Through weight
Air-water mixture after power disengagement chamber 3 separates can separate baffling net 4 via three-level again, separate via three-level separation baffling net 4
Air-water mixture afterwards can be entered in airflow channel 22 by the outer end of corrugated sheet 21, then flow into Pyatyi by the inner end of corrugated sheet 21
Separation silk screen 5 is separated, and the gas being finally separating out can be discharged via gas outlet 13, and the liquid isolated such as water etc. can
To be discharged via liquid outlet.
Multistage gas and water separator 100 according to an embodiment of the present invention, (such as is arranged by the design of structure design and processes
Hydrophobic coating etc.) improve gas-water separation efficiency, and there is good drag characteristic, in addition also make multistage gas and water separator
100 compact-sized, diminution occupancy volume.
It is according to an embodiment of the present invention multistage gas and water separator 100, can be applied to air-water two phase flow be working medium (including steam
Vapour-water, Air-Water) gas-water separation and gas phase content control.Such as it is tested in Steam Generators in NPP two-phase flow
In, second level steam-water separator can be used as using the device, steam and water separation in two phase flow are realized, so that steam generator outlet
The mass dryness fraction control of steam water interface is improved to the ideal value of operating condition of test with lesser drag losses and higher space utilization rate
Separative efficiency, reduces the reentrainment phenomenon of drop.Gas and water separator outlet mass dryness fraction can guarantee to realize in test
Simulation to Steam Generators in NPP operating condition keeps continuous, stable, the accurate control of pilot system two phase flow void fraction
System, improves the validity and reliability of test data.
For example, it is 10% that test, which measures entrance mass dryness fraction, outlet when angle β=2 ° between two neighboring corrugated plating 21
Mass dryness fraction is 1%.
Multistage gas and water separator 100 according to an embodiment of the present invention, using a variety of separation principles (including silk screen capillary point
From, corrugated sheet inertial separation, Gravity Separation), design shape be annulus column, utilize annulus post separation device outer ring flow into and interior circulation
The Gravity Separation and the symmetrical angled arrangement of corrugated sheet that design out forms large space are to improve drop separation effect
Rate, additionally uses the strong drain design for preventing secondary drop entrainment, and the design method of the above multistage gas-water separation makes air water point
From body product it is smaller, resistance is smaller, separative efficiency is higher.Currently, the domestic multistage gas-water separation that there is no similar principles and design
Device, correlative study need further to explore and prove.
The worked of multistage gas and water separator 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1 to Fig. 3
Journey.
Air-water mixture can be entered in shell 1 after level-one separation baffling net 6 separates by air-water mixture import 12
In chamber 11, the air-water mixture after level-one separation baffling net 6 separates can be successively via Gravity Separation chamber 3 and three-level separation folding
Drift net 4, the air-water mixture after separating via three-level separation baffling net 4 can enter airflow channel 22 by the outer end of corrugated sheet 21
It is interior, then Pyatyi separation silk screen 5 is flowed by the inner end of corrugated sheet 21 and is separated, the gas being finally separating out can be via gas outlet
13 discharges, the liquid isolated such as water etc. can be discharged via liquid outlet.So far multistage according to an embodiment of the present invention is completed
The course of work of gas and water separator 100.
Other of multistage gas and water separator 100 according to an embodiment of the present invention are constituted and are operated common for this field
All be for technical staff it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means particular features, structures, materials, or characteristics described in conjunction with this embodiment or example
It is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms need not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the technology of this field
The feature of different embodiments or examples described in this specification and different embodiments or examples can be combined by personnel
And combination.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (13)
1. a kind of multistage gas and water separator characterized by comprising
Shell, the shell are equipped with the air-water mixture import being connected to respectively with the inner cavity of the shell, gas outlet and liquid out
Mouthful；
Shutter separator, the Shutter separator are located in the inner cavity of the shell, and the Shutter separator includes more
A corrugated sheet, multiple corrugated sheets are adjacent respectively along the radial arrangement of the shell and along the circumferentially spaced of the shell
Airflow path is formed between corrugated sheet, and Gravity Separation chamber is limited between the Shutter separator and the shell.
2. multistage gas and water separator according to claim 1, which is characterized in that be between per two adjacent corrugated sheets
The angle of first predetermined angular, the angle β of first predetermined angular is in the range of 2 ° to 10 °.
3. multistage gas and water separator according to claim 1, which is characterized in that further include being located at the Gravity Separation chamber
Three-level between the Shutter separator separates baffling net.
4. multistage gas and water separator according to claim 3, which is characterized in that the outer end of the corrugated sheet and described three
Fraction disintegrates drift net and is connected.
5. multistage gas and water separator according to claim 3, which is characterized in that further include being located at the Shutter separator
The Pyatyi at center separates silk screen.
6. multistage gas and water separator according to claim 5, which is characterized in that the inner end of the corrugated sheet and described five
Grade separation silk screen is connected.
7. multistage gas and water separator according to claim 6, which is characterized in that the cross section of the Pyatyi separation silk screen
For annular, the gas outlet is formed in the upper end of the Pyatyi separation silk screen.
8. multistage gas and water separator according to claim 5, which is characterized in that the surface of the Pyatyi separation silk screen applies
It is covered with nanometer grade silica or dimethyl silicone polymer coating.
9. multistage gas and water separator according to claim 5, which is characterized in that the air-water mixture inlet is equipped with
Level-one separates baffling net.
10. multistage gas and water separator according to claim 9, which is characterized in that the three-level separation baffling net and institute
Stating at least one of level-one separation baffling net includes extending in a first direction and along the second party orthogonal with the first direction
Extend to multiple undulatory baffle plates spaced apart and along the second direction and is spaced apart along the first direction multiple
Water draining plate, the water draining plate are connected at the trough of the baffle plate with the baffle plate.
11. multistage gas and water separator according to claim 9, which is characterized in that further include hydrophobic drainpipe, the liquid outlet
Be formed on the hydrophobic drainpipe, the hydrophobic drainpipe separated respectively with the level-one baffling net, the Gravity Separation chamber,
The three-level separation baffling net, the Shutter separator are connected with Pyatyi separation silk screen for the water isolated to be discharged.
12. multistage gas and water separator according to claim 10, which is characterized in that the surface of the baffle plate and described
The surface of water draining plate is coated with nanometer grade silica or dimethyl silicone polymer coating.
13. multistage gas and water separator according to claim 5, which is characterized in that the shell has circular cross section, described
Pyatyi separating wire net has circular cylindrical cross-section, and the three-level separating wire net has circular cylindrical cross-section, the Gravity Separation chamber
With circular cylindrical cross-section, the Shutter separator has circular cylindrical cross-section.
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| CN201710547551.3A CN109200679A (en) | 2017-07-06 | 2017-07-06 | Multistage gas and water separator |
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| CN201710547551.3A CN109200679A (en) | 2017-07-06 | 2017-07-06 | Multistage gas and water separator |
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| CN109200679A true CN109200679A (en) | 2019-01-15 |
Family
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| CN201710547551.3A Pending CN109200679A (en) | 2017-07-06 | 2017-07-06 | Multistage gas and water separator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111609905A (en) * | 2019-02-25 | 2020-09-01 | 国家电投集团科学技术研究院有限公司 | Gas-liquid two-phase separation metering device and method |
| CN112156597A (en) * | 2020-08-24 | 2021-01-01 | 九江七所精密机电科技有限公司 | Multistage gas-water separation purifier |
| CN116497368A (en) * | 2023-06-27 | 2023-07-28 | 上海联风气体有限公司 | Hydrogen production equipment, gas-liquid separation device thereof and separation method of electrolyte and hydrogen |
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