CN112588460A - Spiral shearing viscosity reduction cyclone separation device - Google Patents
Spiral shearing viscosity reduction cyclone separation deviceDownload PDFInfo
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- CN112588460A CN112588460ACN202011350198.8ACN202011350198ACN112588460ACN 112588460 ACN112588460 ACN 112588460ACN 202011350198 ACN202011350198 ACN 202011350198ACN 112588460 ACN112588460 ACN 112588460A
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- 230000009467reductionEffects0.000titleclaimsabstractdescription88
- 238000000926separation methodMethods0.000titleclaimsabstractdescription79
- 238000010008shearingMethods0.000titleclaimsabstractdescription12
- XLYOFNOQVPJJNP-UHFFFAOYSA-NwaterSubstancesOXLYOFNOQVPJJNP-UHFFFAOYSA-N0.000claimsabstractdescription82
- 235000019198oilsNutrition0.000claimsdescription46
- 235000019476oil-water mixtureNutrition0.000claimsdescription13
- 238000000034methodMethods0.000abstractdescription5
- 230000009471actionEffects0.000abstractdescription4
- 238000013461designMethods0.000description5
- 230000000694effectsEffects0.000description5
- 238000010586diagramMethods0.000description4
- 230000007246mechanismEffects0.000description4
- 239000003208petroleumSubstances0.000description4
- 230000007613environmental effectEffects0.000description3
- 230000008569processEffects0.000description3
- 238000011161developmentMethods0.000description2
- 230000018109developmental processEffects0.000description2
- 238000004134energy conservationMethods0.000description2
- 238000009434installationMethods0.000description2
- 239000007788liquidSubstances0.000description2
- 239000003129oil wellSubstances0.000description2
- 238000012545processingMethods0.000description2
- 230000009286beneficial effectEffects0.000description1
- 238000011160researchMethods0.000description1
- 239000010865sewageSubstances0.000description1
- 239000000126substanceSubstances0.000description1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G31/00—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
- C10G31/10—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for with the aid of centrifugal force
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
Description
Technical Field
The invention relates to a device for separating oil field produced liquid or sewage, which is applied to the fields of petroleum, chemical industry and the like.
Background
Along with the continuous development of oil fields, many land oil field developments get into the middle and later stages, and oil well moisture content is higher and higher, and many oil well moisture content is greater than 95%, therefore how to handle the water of producing is the intractable problem that many oil fields have to face, along with the deepening of research, has formed a whole set of oil-water separator based on whirl equipment at present basically, and the cyclone for oil-water separation shows fine separation effect in the environment in the pit. However, the separation effect is limited due to the excessively high viscosity of the oil and water. The oil-water viscosity is too high, so that the density difference of oil and water is reduced, and a plurality of small oil drops cannot be aggregated into larger oil drops, so that the oil and water cannot be better separated, and the oil-water separation efficiency is reduced.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a spiral shear viscosity reduction cyclone separation device, which can enable oil field produced liquid to be processed through a plurality of stages of spiral flow passages, so that the tangential action on an oil-water mixture is enhanced, the viscosity of oil and water is reduced, the density difference of the oil and water is improved, and the oil-water separation efficiency is improved.
The technical scheme of the invention is as follows: the utility model provides a whole viscosity reduction spiral separation device that cuts is formed by novel flange formula viscosity reduction spiral flow channel, flow oil pipe, second grade spiral flow channel, big gasket, cyclone housing through bolt and nut combination is fixed. The assembling sequence of the device is that the novel flange type viscosity reduction spiral flow passage, the second-stage spiral flow passage, the large gasket and the shell of the cyclone separation device are combined and fixed through bolts and nuts, and then the oil flow pipe is inserted into the novel flange type viscosity reduction spiral flow passage and the second-stage spiral flow passage cavity. The novel flange type viscosity reduction spiral flow passage is matched with the secondary spiral flow passage through a flange type viscosity reduction spiral flow passage flange. The novel flange-type viscosity reduction spiral flow passage is composed of an oil-water mixed phase inlet, a primary spiral flow passage, a viscosity reduction baffle, a flange and a spiral flow passage shell, wherein the oil-water mixed phase enters the novel flange-type viscosity reduction spiral flow passage from the oil-water mixed phase inlet. When the oil-water mixed phase enters the novel flange-type viscosity reduction spiral flow passage, the oil-water mixed phase passing through the primary spiral flow passage is cut by the viscosity reduction baffle plate, and the viscosity of the oil-water mixture is reduced. The secondary spiral flow passage is connected with the large gasket and the novel flange type viscosity reduction spiral flow passage through bolts and nuts. The secondary spiral flow passage is formed by opening four secondary spiral flow passage grooves on the basis of the original spiral flow passage. The oil-water mixture sheared by the viscosity reduction baffle plate enters the secondary spiral flow channel through the four secondary spiral flow channel grooves on the device. And the oil flow pipe is inserted into the inner cavities of the secondary spiral flow passage and the novel flange type viscosity reduction spiral flow passage, and the oil phase after the secondary cyclone separation is led out. The bottom of the shell of the cyclone separation device is provided with a water phase outlet, and the water phase after the cyclone separation can flow out from the water phase outlet.
A spiral shearing viscosity-reducing cyclone separation device is characterized in that: the oil-water mixed phase is firstly separated through the primary spiral flow channel cyclone, then the viscosity reduction baffle cuts the oil-water mixed phase, the viscosity of the oil-water mixed phase is reduced, oil drops are separated from water drops, the secondary spiral flow channel is provided with four secondary spiral flow channel grooves, the oil-water mixed phase enters the secondary spiral flow channel through the four secondary spiral flow channel grooves to be subjected to secondary spiral separation, the oil-water separation is more thorough, and finally the oil phase is led out through the flow oil pipe.
The invention has the following beneficial effects: the invention can be used in the fields of petroleum industry, environmental protection industry and the like, has considerable popularization prospect, can be applied to the condition of high oil-water viscosity in the oil-water separation process, reduces the oil-water viscosity, greatly improves the subsequent oil-water separation efficiency, has simple treatment process and convenient installation, and can realize continuous separation. The invention provides a spiral shear viscosity reduction cyclone separation device which can reduce the viscosity of oil and water through the spiral separation of a primary spiral flow passage and the shearing action of a viscosity reduction baffle before oil and water separation, so that the oil and water can be efficiently separated in a secondary spiral flow passage. The device has the advantages of good viscosity reduction function, no need of an external power source, energy conservation, consumption reduction, high separation efficiency, easy processing and higher feasibility.
The following is a detailed description:
firstly, the device has innovativeness in mechanism configuration, enriches the content of the structure of the cyclone separation device, and has important theoretical significance.
Secondly, the device has innovativeness in the aspects of the structural design form of the novel spiral flow channel, including the structural design form of an oil-water mixed phase inlet, the structural design form of the viscosity reduction baffle, the structural design form of the primary spiral flow channel and the like, and the structural form of the spiral flow channel is increased.
And thirdly, the structural design form of the secondary spiral flow channel is innovative, and four grooves are formed in the secondary spiral flow channel flange, so that oil-water mixed phases can conveniently enter the secondary spiral flow channel and the shell of the cyclone separation device.
Then, the matching mode between the installation position of the oil outlet pipe and each part is innovative, and the separated oil phase is more conveniently drained on the basis of not influencing the treatment of the oil-water mixture.
Finally, the novel flange type spiral flow channel is adopted, the oil-water viscosity can be reduced through the spiral separation of the primary spiral flow channel and the shearing action of the viscosity reduction baffle before oil-water separation, the oil-water can be efficiently separated in the secondary spiral flow channel, the novel flange type spiral flow channel has a good viscosity reduction function, an external power source is not needed, the energy is saved, the consumption is reduced, the separation efficiency is high, the novel flange type spiral flow channel is easy to process, and the high feasibility is realized.
In conclusion, the spiral shear viscosity reduction cyclone separation device provided by the invention adopts a novel viscosity reduction spiral flow passage, and the mechanism is not reported to be applied to a cyclone separation mechanism. The novel viscosity reduction spiral flow channel is creatively added on the basis of the original spiral separation device, and a new idea is provided for researchers in the field. The oil-water separation device can be used in the fields of petroleum industry, environmental protection industry and the like, has considerable popularization prospect, can be applied to the condition of high oil-water viscosity in the oil-water separation process, reduces the viscosity of oil and water, improves subsequent oil-water separation efficiency to a great extent, is simple in treatment process, is convenient to install, and can realize continuous separation.
Description of the drawings:
FIG. 1 is an overall appearance diagram of a spiral shear viscosity reduction cyclone separation device.
FIG. 2 is an exploded view of a spiral shear viscosity reduction cyclone separation device.
FIG. 3 is a semi-sectional view of a spiral shear viscosity reduction cyclone separation device
FIG. 4 is an appearance diagram of a novel viscosity-reducing spiral flow passage
FIG. 5 is a semi-sectional view of the novel viscosity-reducing spiral flow passage.
FIG. 6 is a front view of the novel viscosity-reducing spiral flow passage.
Fig. 7 is an overall external view of the flow tube.
FIG. 8 is an overall view of the secondary spiral flow path
FIG. 9 is a half sectional view of a secondary helical flow path.
Fig. 10 is an overall external view of the housing of the cyclonic separating apparatus.
FIG. 11 is a half sectional view of the housing of the cyclonic separating apparatus.
In the figure, 1-a flange type viscosity reduction spiral flow passage; 2-a flow oil pipe; 3-a secondary spiral flow channel; 4-large pad; 5-a housing of the cyclonic separation apparatus; 6-oil-water mixed phase inlet; 7-water phase outlet; 8-viscosity reduction baffle; 9-a first-stage spiral flow channel; 10-a flange; 11-secondary spiral runner grooves.
The specific implementation mode is as follows:
the invention will be further explained with reference to the drawings.
As shown in fig. 1 to 11, the spiral shear viscosity reduction cyclone separation device comprises a cycloneseparation device shell 5, wherein the cycloneseparation device shell 5 is formed by combining and fixing bolts and nuts, and the spiral shear viscosity reduction cyclone separation device is characterized in that: the device also comprises a flange type viscosity reductionspiral flow passage 1, anoil flow pipe 2, a secondaryspiral flow passage 3 and alarge gasket 4; the flange type viscosity reductionspiral flow passage 1, the secondaryspiral flow passage 3, thelarge gasket 4 and the cycloneseparation device shell 5 are combined and fixed through bolts and nuts, and theoil flow pipe 2 is inserted into cavities of the flange type viscosity reductionspiral flow passage 1 and the secondaryspiral flow passage 3; the flange type viscosity reductionspiral flow passage 1 is matched with the secondaryspiral flow passage 3 through aflange 10.
The flange type viscosity reductionspiral flow passage 1 comprises an oil-water mixedphase inlet 6, a primaryspiral flow passage 9, aviscosity reduction baffle 8, aflange 10 and a spiral flow passage shell. The oil-water mixedphase inlet 6 is communicated with the inlet of the flange-type viscosity reductionspiral flow passage 1, so that an oil-water mixed phase enters the flange-type viscosity reductionspiral flow passage 1 from the oil-water mixedphase inlet 6; when the oil-water mixed phase enters the flange-type viscosity reductionspiral flow passage 1, the oil-water mixed phase passing through the primaryspiral flow passage 9 is cut by theviscosity reduction baffle 8, so that the viscosity of the oil-water mixture is reduced.
The secondaryspiral flow passage 3 is connected with thelarge gasket 4 and the flange type viscosity reductionspiral flow passage 1 through bolts and nuts; the secondaryspiral flow passage 3 comprises four secondary spiralflow passage grooves 11, so that the oil-water mixture sheared by theviscosity reduction baffle 8 is screwed in after passing through the secondary spiralflow passage grooves 11.
Theoil pipe 2 is inserted into the inner cavities of the secondaryspiral flow passage 3 and the flange type viscosity reductionspiral flow passage 1 and is used for leading out the oil phase after the secondary cyclone separation.
The bottom of theshell 5 of the cyclone separation device is provided with awater phase outlet 7 for leading out the water phase after the cyclone separation.
The following is a separate explanation of each of the drawings:
fig. 1 is the overall appearance of a spiral shearing viscosity reduction cyclone separation device, which is formed by combining and fixing a novel flange type viscosity reductionspiral flow passage 1, anoil flow pipe 2, a second-stagespiral flow passage 3, alarge gasket 4 and a cycloneseparation device shell 5 through bolts and nuts.
Fig. 2 is an exploded view of the cyclone separation device with the novel viscosity reduction spiral flow passage, and it can be known from the figure that the assembly sequence of the device is to fix the novel flange type viscosity reductionspiral flow passage 1, the second-stagespiral flow passage 3, thelarge gasket 4 and the cycloneseparation device shell 5 through the bolt and nut combination, and then insert theflow pipe 2 into the novel flange type viscosity reductionspiral flow passage 1 and the second-stagespiral flow passage 3 cavities.
Fig. 3 is a half sectional view of a cyclone separation device equipped with a novel viscosity-reducing spiral flow passage, and the internal structure of the device and the positions of various parts can be clearly seen from fig. 3.
Fig. 4 is an overall appearance diagram of the novel flange-type viscosity reductionspiral flow passage 1, and an oil-water mixed phase enters the novel flange-type viscosity reductionspiral flow passage 1 from an oil-water mixedphase inlet 6. The novel flange type viscosity reductionspiral flow passage 1 is matched with the secondaryspiral flow passage 3 through a novel flange type viscosity reduction spiral flow passage flange.
Fig. 5 is a sectional view of the novel flange-type viscosity reduction spiral flow passage, and when the oil-water mixture phase enters the novel flange-type viscosity reductionspiral flow passage 1, the oil-water mixture phase passing through the primaryspiral flow passage 9 is cut by theviscosity reduction baffle 8, so that the viscosity of the oil-water mixture is reduced.
Fig. 6 is a front view of the novel flange-type viscosity-reducingspiral flow passage 1.
Fig. 7 is an overall view of the oil pipe, and the device is inserted into the inner cavities of the secondaryspiral flow passage 3 and the novel flange type viscosity reductionspiral flow passage 1 to lead out the oil phase after the secondary cyclone separation.
Fig. 8 is an overall appearance diagram of the secondaryspiral flow passage 3, and the oil-water mixture sheared by theviscosity reduction baffle 8 enters the secondaryspiral flow passage 3 through four secondary spiralflow passage grooves 11 on the device.
Fig. 9 is a half sectional view of the secondaryspiral flow path 3, and theoil flow tube 2 is inserted into the cavity of the secondaryspiral flow path 3 to flow out the oil phase.
Fig. 10 is an overall external view of the housing of the cyclone separation apparatus, and the water phase after the cyclone separation is discharged from thewater phase outlet 7.
FIG. 11 is a half sectional view of the housing of the cyclonic separating apparatus.
The movement mechanism of the spiral shearing viscosity-reducing cyclone separation device is as follows: when the oil-water mixed phase enters the cavity of the novel flange-type viscosity reductionspiral flow channel 9 from the oil-watermixed phase inlet 6 and is subjected to the cyclone separation effect of the primaryspiral flow channel 9, the oil-water mixed phase is cut by theviscosity reduction baffle 8, an interface film which prevents water drops from colliding and coalescing is damaged, oil drops wrapped in the water drops are released, and the viscosity of the oil-water mixed phase is reduced. And then the oil-water mixed phase enters the secondaryspiral flow channel 3 through the secondary spiralflow channel groove 11, and the small oil drops are coalesced into large oil drops through the spiral separation effect again, so that the oil and the water are separated more easily. The separated oil phase will flow into theoil flow pipe 2 and then flow out, and the water phase will flow out from thewater phase outlet 7.
This device produces the rotatory flow field through the tangential feed liquor based on the hydrocyclone separation principle, cuts the oil-water mixture that comes out from one-level spiral flow channel under the effect of viscosity reduction baffle to reduce the viscosity of profit, make oil-water separation more thorough. According to the invention, the oil-containing viscosity is reduced to be too high, so that the oil-water separation efficiency is improved, and the feasibility and the applicability of an oil-water separation system are enhanced. The spiral shearing viscosity-reducing cyclone separation device provided by the invention can be used in the fields of petroleum industry, environmental protection industry and the like. The novel flange type viscosity reduction spiral flow passage is creatively added at the front end of the original spiral flow passage foundation, has innovative significance, and provides a new idea for researchers in the field. The invention has the advantages of good viscosity reduction function, no need of an external power source, energy conservation, consumption reduction, high separation efficiency, easy processing and higher feasibility.
Claims (1)
1. The utility model provides a spiral shearing viscosity reduction hydrocyclone separation device, includes hydrocyclone separation device shell (5), and hydrocyclone separation device shell (5) are fixed through bolt and nut combination and are formed its characterized in that: the device also comprises a flange type viscosity reduction spiral flow passage (1), an oil flow pipe (2), a secondary spiral flow passage (3) and a large gasket (4); the flange type viscosity reduction spiral flow passage (1), the secondary spiral flow passage (3), the large gasket (4) and the cyclone separation device shell (5) are combined and fixed through bolts and nuts, and the flow oil pipe (2) is inserted into cavities of the flange type viscosity reduction spiral flow passage (1) and the secondary spiral flow passage (3); the flange type viscosity reduction spiral flow passage (1) is matched with the secondary spiral flow passage (3) through a flange (10);
the flange type viscosity reduction spiral flow passage (1) comprises an oil-water mixed phase inlet (6), a primary spiral flow passage (9), a viscosity reduction baffle (8), a flange (10) and a spiral flow passage shell; the oil-water mixed phase inlet (6) is communicated with the inlet of the flange-type viscosity reduction spiral flow passage (1) so that an oil-water mixed phase enters the flange-type viscosity reduction spiral flow passage (1) from the oil-water mixed phase inlet (6); when the oil-water mixed phase enters the flange-type viscosity reduction spiral flow passage (1), the oil-water mixed phase passing through the primary spiral flow passage (9) is cut by the viscosity reduction baffle (8) so as to reduce the viscosity of the oil-water mixture;
the secondary spiral flow passage (3) is connected with the large gasket (4) and the flange type viscosity reduction spiral flow passage (1) through bolts and nuts; the secondary spiral flow channel (3) comprises four secondary spiral flow channel grooves (11) so that the oil-water mixture sheared by the viscosity reduction baffle (8) is screwed in after passing through the secondary spiral flow channel grooves (11);
the oil flow pipe (2) is inserted into the inner cavities of the secondary spiral flow passage (3) and the flange type viscosity reduction spiral flow passage (1) and is used for leading out the oil phase after the secondary cyclone separation;
the bottom of the shell (5) of the cyclone separation device is provided with a water phase outlet (7) for leading out the water phase after the cyclone separation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011350198.8ACN112588460B (en) | 2020-11-26 | 2020-11-26 | A helical shear viscosity reduction cyclone separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011350198.8ACN112588460B (en) | 2020-11-26 | 2020-11-26 | A helical shear viscosity reduction cyclone separation device |
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| CN112588460Atrue CN112588460A (en) | 2021-04-02 |
| CN112588460B CN112588460B (en) | 2022-05-31 |
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| CN202011350198.8AExpired - Fee RelatedCN112588460B (en) | 2020-11-26 | 2020-11-26 | A helical shear viscosity reduction cyclone separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798200A (en)* | 2022-04-11 | 2022-07-29 | 东北石油大学 | Viscosity reduction coalescence integration cyclone separation device |
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| CN114798200A (en)* | 2022-04-11 | 2022-07-29 | 东北石油大学 | Viscosity reduction coalescence integration cyclone separation device |
| CN114798200B (en)* | 2022-04-11 | 2023-04-25 | 东北石油大学 | Viscosity reduction coalescence integrated cyclone separation device |
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