CN105194910B - A kind of liquid degassing induction system - Google Patents
A kind of liquid degassing induction system Download PDFInfo
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- CN105194910B CN105194910B CN201510703662.XA CN201510703662A CN105194910B CN 105194910 B CN105194910 B CN 105194910B CN 201510703662 A CN201510703662 A CN 201510703662A CN 105194910 B CN105194910 B CN 105194910B
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- liquid
- pump
- cyclone separator
- induction system
- tangential inlet
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Abstract
The invention discloses a kind of liquid degassing induction system, including original fluid container, cyclone separator and the infusion pump that the liquid of original fluid container is sent into cyclone separator entrance, the infusion pump uses positive displacement pump;The present invention is applied widely using liquid feeding pump of the positive displacement pump as cyclone separator, especially can play conveying pressurized effect well to the gas-liquid mixture fluid of high gas holdup, effectively improve separating effect, simple in construction easy to use.
Description
Technical field
The present invention relates to liquid degassing technical field, more particularly to a kind of liquid degassing induction system.
Background technology
In the food industry, fruit drink can be mixed into more air during squeezing the juice and stirring.In production,
Usually need to remove these gases in liquid, to prevent fruit juice from aoxidizing, extend storage period.And in field of petroleum exploitation, with
Oil field production development gos deep into, and the rate of climb of its moisture content is accelerated year by year in natural gas production.Gas-liquid point in above-mentioned industry
From and its problem of processing it is also more and more prominent and important.
Degassing system (gas-liquid separation) industrially has a wide range of applications, and common degasser is degassing in industry
Tower, Publication No. CN204675852U Chinese patent literature discloses a kind of efficient backflow formula degassing tower, including:Tower body, enter
The mouth of a river, delivery port, water inlet are arranged on tower body upper end, and delivery port, which is arranged in tower body lower end, tower body, is provided with packing layer, packing layer
Upper install is provided with reflux on the tower body of lower end on the upside of air blower, packing layer, and reflux is connected to filler by return duct
On tower body on the downside of layer, water collector is provided with the downside of packing layer.This improves degasifying effect with the backflow operation characteristic of water.
How requirement more and more higher with industrial production to gas-liquid separation effect, further improve gas-liquid separation delivery system
The separative efficiency of system, simplied system structure is still the future thrust of gas-liquid separation conveying device.Therefore, Publication No. CN
102764703A Chinese patent literature discloses a kind of cyclone separator, and the cyclone separator mainly includes entrance, disengagement chamber
With two outlets, two outlets keep environment under low pressure (vacuum environment), wherein, the outlet away from entrance point is realized environment under low pressure
The preferred water pump of equipment or other pumping equipments, the outlet close to entrance point is realized the equipment preferred lower pressure pipe of environment under low pressure
Road, vavuum pump or water pump.The invention makes improvement to existing cyclone separator, its internal liquid is occurred cavitation, and
The concentration separation for the thing that dissolves each other is realized using a large amount of cavitation bubbles of generation.
Said apparatus is mainly the outlet of transformation swirl-flow devices to improve separating effect, but to the tightness requirement of equipment
Very high, this undoubtedly adds the manufacturing cost of equipment.
The content of the invention
It is simple in construction, applied widely the invention provides a kind of liquid degassing induction system, with good gas-liquid point
From effect.
A kind of liquid degassing induction system, including original fluid container, cyclone separator and the liquid feeding eddy flow by original fluid container
The infusion pump of separator inlet, the infusion pump uses positive displacement pump.
Gas-liquid mixture fluid in original fluid container when in use, is pressurized and transferred out by positive displacement pump by the system, gas
Liquid fluid-mixing is tangentially injected inside cyclone separator at a high speed, forms the pendular ring of rotation at a high speed, gas is with liquid in centrifugal force
In the presence of realize separation.
In the prior art, liquid is often conveyed using centrifugal pump, but when gas volume fraction is higher in stoste, used
The effect of cyclone separator separation liquid declines, and does not reach original separating effect, the particularly gas volume fraction when stoste
After 10%, decline substantially with reference to the separating effect of the cyclone separator of centrifugal pump;The present invention is from positive displacement pump as defeated
Liquid pump, for conveying stoste to cyclone separator, in the case where the gas volume fraction of stoste is larger, still with good gas
Liquid separating effect.
The operation principle of positive displacement pump is:Swept volume is caused periodically to increase and reduce by the motion of workpiece
And suction liquid, and directly increase the pressure energy of liquid by the extruding of workpiece.According to moving component motion mode
It is different to be divided into again:Reciprocating pump and the class of drum pump two.Had according to moving component structure difference:Piston pump, plunger pump, gear pump, spiral shell
Bar pump, vane pump and water ring pump.For convenience manufacture and reduce manufacturing cost, it is preferred that the positive displacement pump be screw pump or
Gear pump.
In order to improve into flow velocity, while ensureing the breadth that liquid is tangentially flowed into, it is preferred that the cyclone separator includes
Whirl cylinder, the tangential inlet being arranged on whirl cylinder and the feed tube being connected with tangential inlet, the tangential inlet include into
Phase segment and head and the tail of the liquid pipe with the tangent connection of whirl cylinder barrel connect the encirclement section that the phase segment forms tangential inlet, the bag
Enclosing section and being connected with is used for the extension baffle plate for reducing tangential inlet in whirl cylinder.By setting extension baffle plate to be cut to reduce diminution
The length of the breadth that liquid is tangentially flowed into, i.e. phase segment is not reduced to entrance.
In order that liquid can smoothly speedup, reduce noise and vibration, improve gas-liquid separation effect, it is preferred that described
Extension baffle plate is curved slab, is bent along liquid flow direction.
In order that liquid is close to whirl cylinder inwall and tangentially flowed into, it is preferred that the tangential inlet is rectangle, the phase segment
For the long side of rectangle, another long side of rectangle connects the extension baffle plate.
In order to improve the buffering effect of extension baffle plate, it is preferred that the radius of curvature of the curved slab is with whirl cylinder tangential
The ratio between radius of cross section of porch is 1~2.Radius of curvature is excessive or too small, can all decline buffering effect.
It is preferred that, the cyclone separator uses pipe cone type separator, and the tail end of the pipe cone type separator is mouth spray,
The mouth spray connects reducing pipe, and the big end of the reducing pipe is docked with mouth spray, and the area of passage held greatly is more than mouth spray
Area of passage, the small end of the reducing pipe is liquid outlet.It is smaller that said structure can be set mouth spray, so as to ensure
Liquid is sprayed with larger speed from mouth spray, is pressed further by out gas therein, improves gas-liquid separation effect.
In order to further improve separating effect, it is preferred that the gas vent of the cyclone separator is connected with vavuum pump.Very
Empty pump work makes to form low pressure in cyclone separator, so that gas is more easy to be separated.The gas vent of the cyclone separator
Pipeline between vavuum pump is provided with regulating valve with bleeding regulating amount size.The type of vavuum pump can according to stoste species,
Physical property, required separating pressure are selected.
Beneficial effects of the present invention:
The liquid degassing induction system of the present invention is pressurized by positive displacement pump to stoste, applied widely, to high gas
Gas-liquid mixture fluid containing rate can play conveying pressurized effect well, effectively improve separating effect, and overall structure is simple, make
With conveniently.
Brief description of the drawings
Fig. 1 is the Structure and Process schematic diagram of present system.
Fig. 2 is the structural representation of the cyclone separator of the present invention.
Fig. 3 is Fig. 2 schematic top plan view.
Wherein:1st, original fluid container;2nd, screw pump;3rd, cyclone separator;4th, vavuum pump;5th, liquid delivery pump;6th, air accumulator;7、
Fluid reservoir;8th, stoste outlet valve;9th, regulating valve;10th, regulating valve;101st, original fluid container is exported;201st, screw rod pump intake;202nd, screw rod
Pump discharge;301st, cyclone separator entrance;302nd, airway tube is exported;303rd, liquid outlet;401st, vacuum pump inlet;402nd, vacuum
Pump discharge;501st, liquid delivery pump entrance;502nd, liquid delivery pump is exported;601st, air accumulator entrance;701st, fluid reservoir entrance;
801st, whirl cylinder;802nd, tangential inlet;803rd, feed tube;804th, baffle plate is extended;805th, funnel portion;806th, reducing pipe;807、
Airway tube.
Embodiment
As shown in figure 1, the present embodiment gas-liquid degassing induction system, including original fluid container 1, screw pump 2, cyclone separator 3,
Vavuum pump 4, liquid delivery pump 5, air accumulator 6, fluid reservoir 7.Wherein screw pump 2 can also use other kinds of positive displacement pump.
Air accumulator 6 and fluid reservoir 7 can increase and decrease according to the demand of the material of collection.
Gas-liquid mixture fluid is filled with original fluid container 1, lower section is provided with original fluid container outlet 101, original fluid container outlet 101 and screw rod
Pump intake 201 is connected by pipeline, and exports provided with stoste to go out on the pipeline between 101 and screw rod pump intake 201 in original fluid container
Mouth valve 8, for controlling flow of fluid.
When pressure is higher at original fluid container, screw pump supercharging can be not required to, directly cyclonic separation is provided using upstream pressure
The power of device.Screw rod pump discharge 202 is connected by pipeline with cyclone separator entrance 301.Screw pump 2 is by the gas-liquid in original fluid container
Fluid-mixing pressurizes and is delivered to cyclone separator entrance 301.
Cyclone separator entrance 301 is located at the top of cyclone separator 3, and circumference of the Way in along cyclone separator 3 is tangential.
Gas-liquid mixture fluid is tangentially injected inside cyclone separator 3 at a high speed, forms the pendular ring of rotation at a high speed, gas is with liquid in centrifugation
Separation is realized in the presence of power.
Pipe cone type separator, Ke Yijin are selected in the optional pipe column type of type and pipe cone type of cyclone separator 3, the present embodiment
One step improves gas-liquid separation effect.
In order to improve into flow velocity, while ensure the breadth that tangentially flows into of liquid, cyclone separator 3 include whirl cylinder 801,
In the tangential inlet 802 being arranged on whirl cylinder 801 and the feed tube 803 being connected with tangential inlet 802, the present embodiment, cut
It is rectangle, a long side of rectangle and the tangent connection of the barrel of whirl cylinder 801 to entrance 802, another long side of rectangle is connected with position
In the extension baffle plate 804 for being used to reduce tangential inlet 802 in whirl cylinder 801;Extension baffle plate 804 is curved slab, is flowed along liquid
Direction is bent, and the ratio between radius of curvature and the radius of cross section of the whirl cylinder 801 at tangential inlet 802 of curved slab are 1.5.
The tail end of the funnel portion 805 of pipe cone type separator is mouth spray, mouth spray connection reducing pipe 806, reducing pipe 806
Big end docked with mouth spray, and the area of passage held greatly is more than the area of passage of mouth spray, and the small end of reducing pipe 806 is liquid
Outlet 303.It is smaller that said structure can be set mouth spray, so that ensure that liquid is sprayed with larger speed from mouth spray,
Gas therein is pressed further by out in whirl cylinder 801, gas-liquid separation effect is improved.
The top of cyclone separator 3 is provided with airway tube 807, and airway tube outlet 302 is connected with vacuum pump inlet 401, and is leading
Pipeline between tracheae outlet 302 and vacuum pump inlet 401 is provided with regulating valve 9, true inside cyclone separator 3 for adjusting
Reciprocal of duty cycle, vacuum pump outlet 402 is connected with air accumulator entrance 601, and gas drains into air accumulator 6 by vavuum pump 4.
Liquid outlet 303 is connected by pipeline with liquid delivery pump entrance 501, and is conveyed in liquid outlet 303 and liquid
Pipeline between pump intake 501 is provided with regulating valve 10, the fluid flow for adjusting the outlet of cyclone separator 3, liquid conveying
Pump discharge 502 is connected with fluid reservoir entrance 701 by pipeline, and liquid is delivered to fluid reservoir 7 by liquid delivery pump 5.
Vavuum pump 4 is selected according to stoste species, physical property, required separating pressure, and Pendular ring type is selected in the present embodiment
Vavuum pump.Fluid reservoir 7 and air accumulator 6 choose whether to use according to actual condition, are air or harmless when mixing gas phase in fluid
Gas and when need not store, gas can be expelled directly out in vavuum pump, then air accumulator 6 without using.
Claims (6)
1. a kind of liquid degassing induction system, including original fluid container, cyclone separator and the liquid feeding eddy flow point by original fluid container
From the infusion pump of device entrance, it is characterised in that the infusion pump uses positive displacement pump;
The cyclone separator includes whirl cylinder, the tangential inlet being arranged on whirl cylinder and the feed liquor being connected with tangential inlet
Pipe, phase segment and head and the tail of the tangential inlet including feed tube with the tangent connection of whirl cylinder barrel connects phase segment formation and cut
To the encirclement section of entrance, the encirclement section is connected with is used for the extension baffle plate for reducing tangential inlet in whirl cylinder;
The cyclone separator uses pipe cone type separator, and the tail end of the pipe cone type separator is mouth spray, the mouth spray
Reducing pipe is connected, the big end of the reducing pipe is docked with mouth spray, and the area of passage held greatly is more than the area of passage of mouth spray,
The small end of the reducing pipe is liquid outlet.
2. liquid degassing induction system as claimed in claim 1, it is characterised in that the positive displacement pump is screw pump or gear
Pump.
3. liquid degassing induction system as claimed in claim 1, it is characterised in that the extension baffle plate is curved slab, along liquid
Body flow direction is bent.
4. liquid degassing induction system as claimed in claim 3, it is characterised in that the tangential inlet is rectangle, the phase
Segment is the long side of rectangle, and another long side of rectangle connects the extension baffle plate.
5. liquid degassing induction system as claimed in claim 3, it is characterised in that the radius of curvature and eddy flow of the curved slab
The ratio between the radius of cross section of cylinder at tangential inlet is 1~2.
6. liquid degassing induction system as claimed in claim 1 or 2, it is characterised in that the gas of the cyclone separator goes out
Mouth is connected with vavuum pump.
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CN201510703662.XA CN105194910B (en) | 2015-10-26 | 2015-10-26 | A kind of liquid degassing induction system |
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CN201510703662.XA CN105194910B (en) | 2015-10-26 | 2015-10-26 | A kind of liquid degassing induction system |
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CN105194910B true CN105194910B (en) | 2017-08-15 |
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Families Citing this family (3)
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CN107265542B (en) * | 2017-08-18 | 2023-02-03 | 河北科瑞达仪器科技股份有限公司 | Waterway gas separation device and method |
CN114458623B (en) * | 2021-12-22 | 2023-10-20 | 中国海洋石油集团有限公司 | Centrifugal front-mounted degassing pump and degassing process flow experimental equipment |
CN114887356B (en) * | 2022-04-24 | 2023-10-31 | 新希望乳业股份有限公司 | Bubble removal equipment and method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US5302294A (en) * | 1991-05-02 | 1994-04-12 | Conoco Specialty Products, Inc. | Separation system employing degassing separators and hydroglyclones |
US5900159A (en) * | 1996-02-29 | 1999-05-04 | Shell Oil Company | Method for separating liquid from a slurry |
ITMI980865A1 (en) * | 1998-04-23 | 1999-10-23 | Eniricerche S P A Ora Enitecno | PROCEDURE FOR THE PREPARATION OF HYDROCARBONS FROM SYNTHESIS GAS |
CN103249462B (en) * | 2010-09-20 | 2017-03-29 | 安捷伦科技有限公司 | The system discharged for the active of gas liquid separator and operation |
CN203044188U (en) * | 2012-12-31 | 2013-07-10 | 上海远跃制药机械股份有限公司 | Volute cyclone separator |
CN205307879U (en) * | 2015-10-26 | 2016-06-15 | 杭州鼎流科技有限公司 | Liquid degasification conveying system |
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