CN102225381A - Co-rotating outflow internal-hole type high performance swirling separator - Google Patents
Co-rotating outflow internal-hole type high performance swirling separator Download PDFInfo
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- CN102225381A CN102225381A CN 201110089218 CN201110089218A CN102225381A CN 102225381 A CN102225381 A CN 102225381A CN 201110089218 CN201110089218 CN 201110089218 CN 201110089218 A CN201110089218 A CN 201110089218A CN 102225381 A CN102225381 A CN 102225381A
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Abstract
The invention discloses a co-rotating outflow internal-hole type high performance swirling separator. In the prior art, an effect of removal of fine oil drop of hydroclone is poor. According to the swirling separator, a problem of the prior art is solved. The swirling separator is characterized in that: a circular table-shaped multi-stage internal swirling body is fixed between an upper sealing surface and a lower sealing surface, wherein a inner cylinder in the swirling chamber portion, a inner cylinder in the large conoid portion, a inner cylinder in the small conoid portion, and a inner cylinder in the tail tube portion are sequentially connected from the top to the bottom to form the circular table-shaped multi-stage internal swirling body; the inner cylinder in the small conoid portion has a hollow structure, and is provided with oil collecting holes; a funnel-shaped oil collecting cone is arranged in the inner cylinder in the tail tube portion, an upper open of the oil collecting cone is communicated with the inner chamber of the inner cylinder in the small conoid portion, and a lower open of the collecting cone passes through the center of the lower sealing surface, and forms a fixed connection with a oil output tube, wherein the oil output tube is introduced vertically; a water output tube is connected to the bottom of a outer swirling body, wherein the water output tube is introduced along tangent line direction to the circle of the outer swirling body and is communicated with a swirling inner chamber, swirling water output direction of the water output tube is the same as the swirling direction in the swirling inner chamber. The swirling separator has characteristics of removal of the tiny oil drop in the water, high separation efficiency and simple structure.
Description
Technical field
The present invention relates to a kind of liquid liquid two phase-separating device that can be applicable in petrochemical industry and the environmental protection field, relate to a kind of hydrocyclone specifically.
Background technology
At present, the fast separating process that is used for two-phase (is that example describes with the profit two-phase) mainly contains rotational flow separation, air supporting choosing, filtration and methods such as film separates.Rotational flow separation has advantages such as equipment volume is little, but limited in one's ability for the removal of tiny oil droplet; Air supporting selects the scope that then adapts to the oil concentration variation less; Filtration can realize the separation of profit two-phase preferably, but needs frequent backwash to guarantee the long-term stability operation of equipment for high oil-polluted water; The membrane separation plant cost is higher, requires again comparatively strict to ambient condition.The separation principle of hydrocyclone is to utilize the density contrast between medium and carry out centrifugation, and density contrast is big more, and the particle diameter of decentralized photo is big more, and separating effect is relatively just good more.Produce as the solid-liquid separation equipment the earliest, at present also obtained certain application in China as a kind of separation equipment, Northeast Petroleum University (former Daqing Petroleum Institute) has successively applied for multinomial correlation technique patent, as ZL98 2 11681.0, ZL01 2 79933.5, ZL01 2 77425.1, ZL2006 2 0021175.1, ZL2009 2 0099307.6 etc.Though the hydrocyclone after having had some to improve in the prior art is found after application after a while, the practical problem that also exists tiny oil droplet poor removal effect in the oil-field brine processing technology field is difficult to solve.Especially in oil field development enters after the high moisture productive life, along with the poly-scale of driving constantly enlarges, the polymer-bearing waste-water produced quantity increases year by year.Because polymer-bearing waste-water viscosity is big, the settling section oil removal efficiency is low in the surface technology of oil field, has increased the load of fillter section, causes filtrate seriously polluted, the filtering water variation.And increasing water drive sewage plant has also been seen polymer, causes the water quality treatment variation, is difficult to satisfy waterflooding requirement.Can predict the water quality situation will be severe more along with the ternary composite driving oil tech applies while.Therefore, how further to optimize the structure of hydrocyclone to realize that improving water quality has become the hot issue that the oilfield surface engineering system is competitively studied.
Summary of the invention
In order to solve problems of the prior art pointed in the background technology, the present invention proposes a kind of cellular type high-efficiency cyclone separator in the stream that goes out in the same way, outstanding advantages such as this kind go out in the same way that cellular type high-efficiency cyclone separator has the separative efficiency height in the stream, equipment volume is little, separating rate is fast, simple and compact for structure, manufacturing and running cost are low, both can be applicable to field produces, can be applicable to other fields such as municipal and environment-friendly again, have considerable popularizing application prospect.
Technical scheme of the present invention is: this kind goes out cellular type high-efficiency cyclone separator in the stream in the same way, comprise No. 1 inlet tube of eddy flow that is positioned on the same horizontal plane, No. 2 inlet tubes of eddy flow, outer rotary fluid cylindraceous, and lay respectively at described outer rotary fluid two ends on, following sealing surface, wherein, on described, between the following sealing surface, be fixed with one by eddy flow chamber section inner core, the large cone section inner core, small cone section inner core and tailpipe section inner core connect the round table-like multistage interior rotary fluid that the back constitutes from top to bottom successively, and the cavity that forms between the outer wall of the inwall of described outer rotary fluid and described multistage interior rotary fluid is called the eddy flow inner chamber; Wherein, described small cone section inner core is a hollow structure, has the oil collecting hole that the inner chamber of some and described small cone section inner core communicates on it; A funnelform receipts oil awl is arranged in the described tailpipe section inner core, and the described inner chamber of receiving the suitable for reading and described small cone section inner core of oil awl is connected, and the described end opening of receiving the oil awl passes the described center of sealing surface down, fixedlys connected with the flowline of a vertical access; Be positioned at the bottom of described outer rotary fluid, be connected with the outlet pipe of the tangent to periphery direction level access of a rotary fluid outside described, described outlet pipe and described eddy flow intracavity inter-connection, the eddy flow water outlet direction of described outlet pipe is identical with eddy flow direction in the described eddy flow inner chamber.
The present invention has following beneficial effect: the given technical scheme of the present invention is compared with traditional hydrocyclone, with the profit two-phase is that example describes, adopt and go out cellular type design in the stream in the same way, make outlet pipe and flowline all be positioned at a side of cyclone separator, have only swirling motion to exist like this to a direction of outlet at bottom in cyclone inside, make turbulent flow reduce, the flow field is stable, and separative efficiency improves; Changed traditional design idea simultaneously, very flexible for this structural design in some application scenario at aspects such as process Installation.In addition, in indoor design an inward turning fluidic structures, the different segmentation of formation between rotary fluid and the outer rotary fluid in making, be eddy flow chamber section, large cone section, small cone section and tailpipe section, the area of section of each segmentation changes different, to realize that eddy flow chamber section is to the cushioning effect of blending agent, the acceleration of large cone section, the centrifugation of small cone section and the current stabilization effect of tailpipe section etc.During concrete the application, lightweight, is assembled near interior rotary fluid as oil droplet as decentralized photo, and is downwards that Way out is migrated along interior rotary fluid; Heavy is as continuous phase, and as water, the rotary fluid inwall is assembled outside.Because outlet pipe is designed to side tangentially to be exported, and has both shortened the length of cyclone, has increased the length of the effective segregation section of cyclone again, and de-oiling efficient is further improved, improve treatment effect to oil phase; Cellular type structural design in oil-collecting is adopted, band endoporus part-structure can adopt poromerics to make, and makes directly rotary fluid inside through endoporus enters in of the oil separated in cyclone inside, bores and is discharged by flowline through receiving oil then.Proposed by the invention a kind ofly go out in the stream cellular type high-efficiency cyclone separator in the same way and have advantages such as separative efficiency height and equipment volume are little, will effectively solve the technical barrier that faces in the production reality.
Description of drawings:
Fig. 1 is the structural representation that this kind goes out cellular type high-efficiency cyclone separator in the stream in the same way.
Fig. 2 shows that this kind goes out the structural representation of cellular type high-efficiency cyclone separator inner eddy flow field in the stream in the same way.
Fig. 3 is the cross-sectional view that this kind goes out cellular type high-efficiency cyclone separator in the stream in the same way.
Fig. 4 is the A-A profile among Fig. 3.
No. 1 inlet tube of 1-eddy flow among the figure, 2-eddy flow chamber section inner core, the outer rotary fluid of 3-, 4-oil collecting hole, 5-are received the oil awl, the 6-flowline, 7-outlet pipe, 8-tailpipe section inner core, 9-small cone section inner core, 10-large cone section inner core, No. 2 inlet tubes of 11-eddy flow, the last sealing surface of 12-, sealing surface under the 13-.
The specific embodiment:
The invention will be further described below in conjunction with accompanying drawing:
This kind goes out cellular type high-efficiency cyclone separator in the stream in the same way, its structure such as Fig. 1 are in conjunction with Fig. 3, shown in Figure 4, comprise No. 1 inlet tube 1 of eddy flow, No. 2 inlet tubes 11 of eddy flow, the outer rotary fluid 3 cylindraceous that are positioned on the same horizontal plane, and lay respectively at conventional structures such as the last sealing surface 12 at described outer rotary fluid 3 two ends and following sealing surface 13, its unique distinction is:
Between described upper and lower sealing surface, be fixed with rotary fluid in constitute after being connect successively by eddy flow chamber section inner core 2, large cone section inner core 10, small cone section inner core 9 and tailpipe section inner core 8 round table-like multistage from top to bottom, the cavity that forms between the outer wall of the inwall of described outer rotary fluid 3 and described multistage interior rotary fluid is called the eddy flow inner chamber; Wherein, described small cone section inner core 9 is a hollow structure, has the oil collecting hole 4 that the inner chamber of some and described small cone section inner core communicates on it; A funnelform receipts oil awl 5 is arranged in the described tailpipe section inner core 8, and the described inner chamber of receiving the suitable for reading and described small cone section inner core of oil awl is connected, and the described end opening of receiving the oil awl passes the described center of sealing surface 13 down, fixedlys connected with the flowline 6 of a vertical access; Be positioned at the bottom of described outer rotary fluid 3, be connected with the outlet pipe 7 of the tangent to periphery direction level access of a rotary fluid 3 outside described, described outlet pipe 7 and described eddy flow intracavity inter-connection, the eddy flow water outlet direction of described outlet pipe 7 is identical with eddy flow direction in the described eddy flow inner chamber.
When stating scheme on the implementation, if formed angle between the gabarit bus of described eddy flow chamber section inner core 2 and the described cyclone separator central axis is defined as α
1, formed angle is defined as α between the gabarit bus of described large cone section inner core 10 and the described cyclone separator central axis
2, formed angle is defined as α between the gabarit bus of described small cone section inner core 9 and the described cyclone separator central axis
3, formed angle is defined as α between the gabarit bus of described tailpipe section inner core 8 and the described cyclone separator central axis
4Then, angle α
1～angle α
4Resulting cyclone separator separative efficiency is higher after satisfying following 4 conditions simultaneously.Described 4 conditions are:
α
1 Angular range 0 the degree～5 the degree between, described interval is the closed interval;
α
2 Angular range 5 the degree～45 the degree between, described interval is the open interval;
α
3Angular range 0.5 the degree～5 the degree between, described interval is the closed interval;
α
4 Angular range 0 the degree～3 the degree between, described interval is the closed interval.
In above-mentioned qualification, because α
2Angle determined acceleration degree after blending agent enters large cone section, if angle is too little, the DeGrain of Jia Suing then; If but angle is too big, it is excessive then can to cause liquid to flow to the resistance of Way out migration, and produce the backflow obviously make progress, make the flow field become disorderly, cause separative efficiency to descend, therefore design its angle excursion between 5 degree～45 degree, described interval is the open interval, does not promptly select 5 degree and 45 degree.
Behind the hydrocyclone that application is made of such scheme, during work, oil enters into the eddy flow chamber with the mixed liquor of water by inlet tube, under the effect of pressure, produces rotation at a high speed at device interior, forms the eddy current of rotation at a high speed.Adopt in this scheme to go out cellular type design in the stream in the same way, make outlet pipe and flowline all be positioned at a side of cyclone separator, so as shown in Figure 2, have only swirling motion to exist in cyclone inside to a direction of outlet at bottom, make turbulent flow reduce, the flow field is stable, and separative efficiency improves.Along with the eddy flow of liquid, lightweight is a decentralized photo mutually, as oil droplet, near the small cone section inner core, assemble, cellular type structural design in oil-collecting is adopted makes the oil of separating in cyclone inside directly enter in the small cone section inner core through endoporus, is discharged by flowline through receiving the oil awl then; And heavy is continuous phase mutually, and as water, the rotary fluid inwall is assembled outside.Because outlet pipe is designed to side tangentially to be exported, and has both shortened the length of cyclone, has increased the length of the effective segregation section of cyclone again, and de-oiling efficient is further improved, improve treatment effect to oil phase.
The structure that this programme provided is compared with other water treatment technologies and equipment, and it is little to have equipment volume, and technology is simple, the advantage that the little grade of floor space is outstanding; Both can be applicable to field produces, can be applicable to other fields such as municipal and environment-friendly again, had good popularizing application prospect.
Claims (2)
1. one kind goes out cellular type high-efficiency cyclone separator in the stream in the same way, comprise No. 2 inlet tubes of No. 1 inlet tube of eddy flow (1), eddy flow (11), the outer rotary fluid cylindraceous (3) that are positioned on the same horizontal plane, and the upper and lower sealing surface (12 that lays respectively at described outer rotary fluid (3) two ends, 13), it is characterized in that:
At described upper and lower sealing surface (12,13) between, be fixed with one by eddy flow chamber section inner core (2), large cone section inner core (10), small cone section inner core (9) and tailpipe section inner core (8) connect successively from top to bottom that the back constitutes round table-like multistage in rotary fluid, the cavity that forms between the outer wall of the inwall of described outer rotary fluid (3) and described multistage interior rotary fluid is called the eddy flow inner chamber;
Wherein, described small cone section inner core (9) is a hollow structure, has the oil collecting hole (4) that the inner chamber of some and described small cone section inner core communicates on it;
Funnelform receipts oil awls (5) are arranged in the described tailpipe section inner core (8), the described inner chamber of receiving the suitable for reading and described small cone section inner core of oil awl is connected, the described end opening of receiving the oil awl passes the described center of sealing surface (13) down, fixedlys connected with the flowline (6) of a vertical access;
Be positioned at the bottom of described outer rotary fluid (3), be connected with the outlet pipe (7) of the tangent to periphery direction level access of a rotary fluid outside described (3), described outlet pipe (7) and described eddy flow intracavity inter-connection, the eddy flow water outlet direction of described outlet pipe (7) is identical with eddy flow direction in the described eddy flow inner chamber.
2. a kind of cellular type high-efficiency cyclone separator in the stream that goes out in the same way according to claim 1 is characterized in that:
Formed angle between the gabarit bus of described eddy flow chamber section inner core (2) and the described cyclone separator central axis is defined as α
1, formed angle is defined as α between the gabarit bus of described large cone section inner core (10) and the described cyclone separator central axis
2, formed angle is defined as α between the gabarit bus of described small cone section inner core (9) and the described cyclone separator central axis
3, formed angle is defined as α between the gabarit bus of described tailpipe section inner core (8) and the described cyclone separator central axis
4
Wherein, angle α
1～angle α
4Need satisfy following 4 conditions simultaneously, promptly
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011100892185A CN102225381B (en) | 2011-04-11 | 2011-04-11 | Co-rotating outflow internal-hole type high performance swirling separator |
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|---|---|---|---|
| CN2011100892185A CN102225381B (en) | 2011-04-11 | 2011-04-11 | Co-rotating outflow internal-hole type high performance swirling separator |
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| CN102225381A true CN102225381A (en) | 2011-10-26 |
| CN102225381B CN102225381B (en) | 2012-05-23 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
| CN102716819A (en) * | 2012-06-14 | 2012-10-10 | 东北石油大学 | Variable-section multiple-blade deflector type inner cone separator |
| CN102728487A (en) * | 2012-06-14 | 2012-10-17 | 东北石油大学 | Axial-flow type isodirectional outflow cyclone separator |
| CN103623622A (en) * | 2013-10-24 | 2014-03-12 | 哈尔滨宏万智科技开发有限公司 | Sewage separating device for pipeline |
| CN104549789A (en) * | 2014-11-21 | 2015-04-29 | 东北石油大学 | Gas-liquid-solid three-phase separator capable of achieving outflowing in same direction |
| CN106693447A (en) * | 2015-11-18 | 2017-05-24 | 中国科学院力学研究所 | Equidirectional cyclone separator of two kinds of media with different densities |
| CN110496420A (en) * | 2019-08-16 | 2019-11-26 | 新榕能源(福建)有限公司 | A kind of continous way oily water separating equipment |
| CN110924921A (en) * | 2019-12-16 | 2020-03-27 | 东北石油大学 | Viscosity reduction coalescence device based on mechanical shearing and whirl principle |
| CN111298509A (en) * | 2020-02-14 | 2020-06-19 | 东北石油大学 | Multistage cylinder oil-water separator |
| CN111318381A (en) * | 2020-02-14 | 2020-06-23 | 东北石油大学 | Automatic telescopic multistage oily cyclone separation device that gathers of back taper |
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| CN201389497Y (en) * | 2009-03-06 | 2010-01-27 | 大庆石油学院 | Internal cone type liquid-liquid separation hydraulic swirler |
| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
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2011
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Patent Citations (5)
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| US3504804A (en) * | 1967-09-26 | 1970-04-07 | Ajem Lab Inc | Centrifugal separator |
| CN1026298C (en) * | 1987-09-05 | 1994-10-26 | 塞克贝卡有限公司 | Separator |
| CN101254489A (en) * | 2008-02-29 | 2008-09-03 | 华东理工大学 | Water cyclone with improved base pipe and overflows structure |
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| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983779A (en) * | 2010-11-24 | 2011-03-09 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
| CN101983779B (en) * | 2010-11-24 | 2012-06-27 | 东北石油大学 | Equidirectional drainage reverse taper type high-efficiency rotational flow separator |
| CN102716819A (en) * | 2012-06-14 | 2012-10-10 | 东北石油大学 | Variable-section multiple-blade deflector type inner cone separator |
| CN102728487A (en) * | 2012-06-14 | 2012-10-17 | 东北石油大学 | Axial-flow type isodirectional outflow cyclone separator |
| CN102716819B (en) * | 2012-06-14 | 2013-12-11 | 东北石油大学 | Variable-section multiple-blade deflector type inner cone separator |
| CN103623622A (en) * | 2013-10-24 | 2014-03-12 | 哈尔滨宏万智科技开发有限公司 | Sewage separating device for pipeline |
| CN104549789A (en) * | 2014-11-21 | 2015-04-29 | 东北石油大学 | Gas-liquid-solid three-phase separator capable of achieving outflowing in same direction |
| CN106693447A (en) * | 2015-11-18 | 2017-05-24 | 中国科学院力学研究所 | Equidirectional cyclone separator of two kinds of media with different densities |
| CN110496420A (en) * | 2019-08-16 | 2019-11-26 | 新榕能源(福建)有限公司 | A kind of continous way oily water separating equipment |
| CN110496420B (en) * | 2019-08-16 | 2024-05-28 | 新榕能源(福建)有限公司 | Continuous oil-water separation equipment |
| CN110924921A (en) * | 2019-12-16 | 2020-03-27 | 东北石油大学 | Viscosity reduction coalescence device based on mechanical shearing and whirl principle |
| CN110924921B (en) * | 2019-12-16 | 2020-09-15 | 东北石油大学 | Viscosity reduction coalescence device based on mechanical shearing and whirl principle |
| CN111298509A (en) * | 2020-02-14 | 2020-06-19 | 东北石油大学 | Multistage cylinder oil-water separator |
| CN111318381A (en) * | 2020-02-14 | 2020-06-23 | 东北石油大学 | Automatic telescopic multistage oily cyclone separation device that gathers of back taper |
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