CN103520957A - Parallel ultrasonic pot type emulsion breaking method and device - Google Patents
Parallel ultrasonic pot type emulsion breaking method and device Download PDFInfo
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- CN103520957A CN103520957A CN201210231375.XA CN201210231375A CN103520957A CN 103520957 A CN103520957 A CN 103520957A CN 201210231375 A CN201210231375 A CN 201210231375A CN 103520957 A CN103520957 A CN 103520957A
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Abstract
The invention provides a parallel ultrasonic pot type emulsion breaking method and device. According to the parallel ultrasonic pot type emulsion breaking method and device, a middle pipeline of an oil-water emulsified object storage tank or a pipeline through which an oil-water emulsified object enters the tank is provided with ultrasonic emulsion breaking tanks of at least two single-set ultrasonic energy conversion devices in parallel; ultrasonic distributors are arranged inside the ultrasonic emulsion breaking tanks; the aim of dehydrating the oil-water emulsified object is realized by the ultrasonic emulsion breaking effect of the parallel ultrasonic emulsion breaking tanks. According to the device and the method, the installation is convenient and the inner structure is simple; the device and the method are applicable to pot type emulsion breaking and dehydration occasions of oil fields or oil refineries and are particularly suitable for emulsion breaking occasions in which the acting time of ultrasonic waves needs to be prolonged under a uniform ultrasonic intensity effect when the oil-water emulsified object with a serious emulsifying degree is subjected to emulsion breaking.
Description
Technical field
Method and the device of ultrasonic wave pot type breakdown of emulsion, belong to petrochemical technology apparatus field.
Background technology
In recent years, along with petroleum resources reduce the continuous increase to oil product demand with people gradually, impel oilfield enterprise to take multiple well stimulation, employed the crude oil reserve that is difficult in the past exploitation, extensive use tertiary oil recovery technology, as the extensive application of the technology such as polymer flooding, polynary combination flooding, surface-active are driven, alkali drives, carbon dioxide flooding, heavy crude heat extraction, cause the emulsification aggravation of the crude oil of heaviness in poor quality, emulsification Stability Analysis of Structures, adopts traditional heat chemistry means to be difficult to reach fast the object of effective water-oil separating.
Water in crude oil, surfactant, three are adopted auxiliary agent and natural polar substances, under mechanism, the stable emulsion structure that has formed the various ways such as Water-In-Oil (w/o), oil-in-water (o/w), multinest formula (w/o/w and o/w/o), the key of carrying out water-oil separating is how to make oil-water emulsion structural change and breakdown of emulsion.For many years, the research of crude oil demulsification technology is only limited in the research of chemical demulsifier mostly, different types of crude oil is had to larger limitation, and the application of demulsifier has many production and environmental issue: cause production cost to rise, cause oil content and the COD value of draining to rise, directly affect the qualified discharge that normally carries out and process rear sewage of follow-up water treatment.At present, in oil field or oil plant, usually adopt moisture emulsified crude oil to heat in pending tank or the mode breakdown of emulsion of the demulsifier of annotating, carry out deposition dehydrating.Ultrasonic wave is development in recent years physics breakdown of emulsion means rapidly, has the features such as investment is little, operating cost is low, dependable performance, life-span length, energy-saving and environmental protection.For industry applicable reliable and stable supersonic generator and transducer, maximum power output can only reach 5KW left and right, and in practical application, the rated power of energy long-period stable operation only has 3KW left and right.The little production requirement that can not meet high throughput of ultrasonic dehydration power, radiating surface is little to adopt relatively high power ultrasonic wave, the local excessive emulsification that is easy to cause of the sound intensity.The breakdown of emulsion of the oil-water emulsion high for emulsification degree, breakdown of emulsion difficulty is large, ultrasonic dehydration need to extend hyperacoustic action time under the effect of the even sound intensity, just can reach long-time effectively demulsification.
The applicant's Granted publication number is the utility model patent of CN201558576U " a kind of ultrasonic wave makes the device of oil-water emulsion breakdown of emulsion ", and apply for that on the same day application for a patent for invention number is CN200910180669.2 " a kind of ultrasonic wave makes the method and apparatus of oil-water emulsion breakdown of emulsion ", the device and method of having invented a kind of ultrasonic wave pot type breakdown of emulsion, is characterized in that: in raw material storage tank or deposition dehydrating tank, in oil-water emulsion gravitational settling direction, one or more supersonic generators are set.Its device is directly reequiped raw material storage tank or deposition dehydrating tank, because the upper cover of raw material storage tank or deposition dehydrating tank is raised type structure, its defect is that ultrasonic transducer stretches into and in breakdown of emulsion tank, needs the ultrasonic transformer length grown, directly affected electroacoustic efficiency, the ultrasonic wave that ultrasonic wave distributor produces can not effectively act on oil-water emulsion; When being used, this device needs raw material storage tank or deposition dehydrating tank to be reequiped, to pack a plurality of supersonic generators into temporarily.Ultrasonic wave distributor directly acts on oil-water emulsion and produces dead angle or short circuit phenomenon, and device structure is complicated, and checking maintenance is inconvenient, and manufacturing cost is high, and reusing is poor.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, a kind of method and device of ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection that can improve phase separation is provided.
The technical solution adopted for the present invention to solve the technical problems is: the method for the ultrasonic wave pot type breakdown of emulsion of this kind of parallel connection, it is characterized in that: in oil-water emulsion storage tank intermediate conduit or oil-water emulsion enter on the pipeline before storage tank, be installed in parallel at least two ultrasonic dehydration tanks, ultrasonic dehydration tank connects with deposition dehydrating tank by feeding pipe, described ultrasonic dehydration tank central vertical is provided with one group of ultrasonic wave transducer distribution apparatus downwards, ultrasonic wave transducer distribution apparatus is connected with supersonic generator by power cable, oil-water emulsion is after ul-trasonic irradiation breakdown of emulsion, at deposition dehydrating tank deposition dehydrating, realize breakdown of emulsion and the dehydration of oil-water emulsion.
Concrete, in oil-water emulsion storage tank intermediate conduit or oil-water emulsion enter on the pipeline before storage tank, be installed in parallel 2 ~ 4 ultrasonic dehydration tanks, oil-water emulsion is pumped in ultrasonic dehydration tank in parallel by crude oil pump, under same ul-trasonic irradiation intensity and frequency, carries out breakdown of emulsion.
Concrete, in described ultrasonic dehydration tank, ul-trasonic irradiation frequency is 40 ~ 200kHz, ultrasonic intensity is 0.05 ~ 0.4w/cm
2, the operating temperature in described device is 20 ~ 100 ℃.
Concrete, described ultrasonic dehydration tank is vertical pressure tank, oil-water emulsion is entered by tank bottom, by top, is flowed out.
A kind of device of ultrasonic wave pot type breakdown of emulsion of parallel connection, it is characterized in that: by least two ultrasonic dehydration tanks and deposition dehydrating tank, composed in parallel, described ultrasonic dehydration tank top is provided with breakdown of emulsion top ends of cans, breakdown of emulsion top ends of cans center is fixed with single group ultrasonic wave transducer distribution apparatus downwards, and ultrasonic wave transducer distribution apparatus is connected with supersonic generator by power cable.
Preferably, described breakdown of emulsion top ends of cans is concave end socket, and described ultrasonic wave transducer distribution apparatus is fixed on downwards in breakdown of emulsion top ends of cans in the heart; On ultrasonic dehydration tank tank mouth, be provided with rainproof cover plate.
Optionally, described breakdown of emulsion top ends of cans is flat end socket, and described ultrasonic wave transducer distribution apparatus is fixed on downwards in breakdown of emulsion top ends of cans in the heart.
Described ultrasonic wave transducer distribution apparatus comprises ultrasonic transducer and ultrasonic wave distributor, and ultrasonic wave distributor is fixed and clamped in the lower end of ultrasonic transducer by flange, adopts nonmetallic materials isolation between ultrasonic transducer and ultrasonic wave distributor.
Preferably, described ultrasonic wave distributor outer surface is curved surface.
Described oil-water emulsion is wet crude or high moisture sump oil.
The described ultrasonic dehydration tank being installed in parallel all be take pipeline for the bottom feed mouth of each ultrasonic dehydration tank and is connected as same combined feed mouth, and each discharging opening is all connected to same total discharging opening with pipeline, and total discharging opening is connected with deposition dehydrating tank.
Described ultrasonic wave distributor bottom adopts the thick sheet metal of 3 ~ 10mm to strike out spheric, and ultrasonic wave distributor top adopts the thick plane steel plate of 13 ~ 25mm; Upper and lower part welding forms sealed hollow structure, is full of uniform liquid therebetween.Realizing the ultrasonic energy discharging propagates with the more uniform sound intensity.
Described single group ultrasonic wave distributor is arranged on ultrasonic dehydration upper end, and ul-trasonic irradiation direction is downward.
Described supersonic generator is installed in explosion proof control case.
The inventive method equipment therefor is convenient to install, internal structure is simple, be applicable to the occasion of the breakdown of emulsion that oil-water emulsion emulsification degree is serious, breakdown of emulsion is more difficult, oil-water emulsion is with the charging aperture of the speed access to plant by single ultrasonic dehydration tank, then by ultrasonic dehydration tank in parallel, shunt breakdown of emulsion, in the situation that the required importing power of oil-water emulsion is constant, extend the ul-trasonic irradiation time, realize energy conservation and make the effective breaking emulsion and dewatering of oil-water emulsion.
The inventive method equipment therefor is also applicable to the fast processing of the moisture sump oil in enormous quantities of wet crude or the accumulation same period.Now can strengthen the importing power of oil-water emulsion, then by ultrasonic dehydration tank in parallel, shunt breakdown of emulsion, under the prerequisite of identical demulsification, can realize times over front processing speed.
The cross-sectional area design of described ultrasonic dehydration tank meets the ultrasonic wave sound intensity 0.01～0.5 w/cm
2parameter request.
Described ultrasonic wave transducer distribution apparatus is only arranged on breakdown of emulsion top ends of cans, and the ultrasonic wave that ultrasonic wave distributor gives off is downward, consistent with the action direction of gravity.Supersonic generator is converted to hyperacoustic mechanical energy by electric energy by transducer, and the liquid transfer by homogeneous in distributor, to distributor, finally discharges to the ultrasonic energy of emulsified crude oil comparatively even by distributor.
Ultrasonic dehydration tank in parallel is connected with deposition dehydrating tank, emulsified crude oil or sump oil by ultrasonic dehydration tank can accelerate breakdown of emulsion, then, deposition dehydrating in deposition dehydrating tank, improve dewatering efficiency or dehydration rate, the object of at least 2 ultrasonic dehydration tanks of being connected in parallel is for meeting the production requirement of different disposal amount, realizes the application of the ultrasonic wave pot type breaking device of different occasions.
Described ultrasonic wave pot type breaking device, can be between two ultrasonic wave pot type breakdowns of emulsion pending tank of access in parallel and deposition dehydrating tank, in the process that imports deposition dehydrating tank by pending tank at oil-water emulsion, by ultrasonic wave pot type breakdown of emulsion, finally in deposition dehydrating tank, dewater, reach profit breakdown of emulsion and separated object.The mode of this tank switching, is relatively suitable for the desalination of unmanageable oil-water emulsion breakdown of emulsion and the dehydrations such as ageing oil that long-term storage can not breakdown of emulsion, sump oil.
Described ultrasonic wave pot type breaking device can be in three ultrasonic wave pot type breakdowns of emulsion pending tank of access in parallel and deposition dehydrating tank.Along with the degree of stability increasing of oil-water emulsion emulsification, breakdown of emulsion difficulty increases, and a plurality of ultrasonic wave pot type breakdowns of emulsion can be set in parallel, is used for meeting breakdown of emulsion in various degree and the requirement of dewatering.According to the emulsification degree of crude oil and the requirement of breaking emulsion and dewatering, the number of ultrasonic wave pot type breakdown of emulsion in parallel is set.
Compared with prior art, the method of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection of the present invention and the beneficial effect that device has are: a kind of ultrasonic dehydration tank that can produce the even sound intensity is provided, under the effect of certain ultrasonic wave sound intensity, can extend hyperacoustic action time.Ultrasonic dehydration tank internal structure is reasonable in design, is convenient to manufacture, and is convenient to install, and is convenient to checking maintenance.Ultrasonic dehydration jar structure is independent, can by pipeline, be connected to the various occasions of profit breakdown of emulsion or profit sedimentation, and access way is simple, applying flexible.The ultrasonic wave pot type breakdown of emulsion demulsification of parallel connection of the present invention is more remarkable, moisture lower after crude oil is de-, can effectively remove the water in crude oil, more favourable to the processing of rear portion crude oil, has reduced the salt content in crude oil, has alleviated the equipment corrosion of rear portion crude oil processing.The present invention for emulsification degree more serious, require the oil-water emulsion treatment effect of long hyperacoustic action time under same sound intensity effect obvious.
Accompanying drawing explanation
Fig. 1 is two ultrasonic wave pot type breaking device schematic diagrames in parallel of device of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection of the present invention.
Fig. 2 is three ultrasonic wave pot type breaking device schematic diagrames in parallel of device of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection of the present invention.
Wherein, 1, ultrasonic dehydration tank, 2, pending tank, 3, deposition dehydrating tank, 4, ultrasonic wave transducer distribution apparatus, 5, supersonic generator, 6 ultrasonic transducers, 7 ultrasonic wave distributors, 8 breakdown of emulsion top ends of cans.
Fig. 1 ~ 2nd, the method for the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection of the present invention and the most preferred embodiment of device, below in conjunction with accompanying drawing 1 ~ 2, the present invention will be further described.
The specific embodiment
Below by specific embodiment, method and the device of a kind of ultrasonic wave pot type of the present invention breakdown of emulsion are described further, wherein embodiment 1 is most preferred embodiment.
Embodiment 1
As shown in Figure 1, two ultrasonic dehydration tanks 1 of apparatus of the present invention are connected in parallel by pipeline, and two ultrasonic dehydration tank 1 bottom feed mouths connect with pipeline, form same charging aperture, and this charging aperture connects pending tank 2 with pipeline; The top discharge mouth of two ultrasonic dehydration tanks 1 is connected to form same discharging opening with pipeline, and this discharging opening connects deposition dehydrating tank 3 with pipeline.
Described ultrasonic dehydration tank tank mouth inside is provided with breakdown of emulsion top ends of cans 8, and breakdown of emulsion top ends of cans 8 is concave end socket, and described ultrasonic wave transducer distribution apparatus 4 is fixed on downwards in breakdown of emulsion top ends of cans 8 in the heart; On ultrasonic dehydration tank tank mouth, be provided with rainproof cover plate.
Described ultrasonic wave transducer distribution apparatus 4 comprises ultrasonic transducer 6 and ultrasonic wave distributor 7, ultrasonic wave distributor 7 is fixed and clamped in the lower end of ultrasonic transducer 6 by flange, adopts nonmetallic materials isolation between ultrasonic transducer 6 and ultrasonic wave distributor 7.
Described ultrasonic wave distributor 7 bottoms adopt the thick sheet metal of 3 ~ 10mm to strike out spheric, and ultrasonic wave distributor 7 tops adopt the thick plane steel plate of 13 ~ 25mm; Upper and lower part welding forms sealed hollow structure, is full of uniform liquid therebetween.The supersonic generator 5 being arranged in explosion proof control case is all connected with ultrasonic transducer by cable.
In said apparatus, in pending tank 2, have moisture 13% sump oil, at 80 ℃, by crude oil pump, deliver into ultrasonic dehydration tank in parallel, moisture sump oil is 3m by the speed of combined feed mouth
3/ min.Through two ultrasonic dehydration tanks in parallel, carry out after pot type demulsification, adopt ultrasonic frequency 120KHz, each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.3w/cm
2.Again this high is entered in deposition dehydrating tank, to carry out deposition dehydrating 48h containing water emulsification sump (waste oil) pump.In tank, sump oil is moisture is down to 0.6%.
Device described in employing embodiment 1.
By moisture 9% sump oil in pending tank 2, at 50 ℃, by crude oil pump, to carry, moisture sump oil is 4m by the speed of combined feed mouth
3/ min.Through two ultrasonic dehydration tanks in parallel, carry out after pot type demulsification, adopt ultrasonic frequency 70KHz, each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.4w/cm
2.Again this high is entered in deposition dehydrating tank, to carry out deposition dehydrating 48h containing water emulsification sump (waste oil) pump.In tank, sump oil is moisture is down to 0.4%.
Embodiment 3
Device described in employing embodiment 1.
By moisture 11% sump oil in pending tank, at 100 ℃, by crude oil pump, to carry, moisture sump oil is 2m by the speed of combined feed mouth
3/ min.Through two ultrasonic dehydration tanks in parallel, carry out after pot type demulsification, adopt ultrasonic frequency 200KHz, each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.2w/cm
2.Again this high is entered in deposition dehydrating tank, to carry out deposition dehydrating 48h containing water emulsification sump (waste oil) pump.In tank, sump oil is moisture is down to 0.45%.
Embodiment 4
Device described in employing embodiment 1, different is that charging aperture directly accesses untreated oil line.
Wherein crude oil water containing 1.2%, at 65 ℃ of temperature, adopts ultrasonic frequency 180KHz, and each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.15w/cm
2.Wet crude is 2m by the speed of combined feed mouth
3/ min.After two ultrasonic wave pot type breakdowns of emulsion in parallel, crude oil sedimentation 48h moisture 0.23%.
Embodiment 5
As shown in Figure 2, three ultrasonic dehydration tanks 1 of apparatus of the present invention are connected in parallel by pipeline, two ultrasonic dehydration tank 1 bottom feed mouths connect with pipeline, form same charging aperture, and this charging aperture can connect wet crude pipeline also can connect pending tank 2; The top discharge mouth of two ultrasonic dehydration tanks 1 is connected to form same discharging opening with pipeline, and this discharging opening connects deposition dehydrating tank 3 with pipeline.Other device is with device described in embodiment 1.
Before crude oil enters tank, on crude oil pipeline, above-mentioned three the ultrasonic dehydration tanks of series connection access are installed in parallel breaking device, and wherein crude oil water containing 1.9%, and temperature 50 C adopts ultrasonic frequency 80KHz, and each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.3w/cm
2.Wet crude is 4m by the speed of combined feed mouth
3/ min.After three ultrasonic wave pot type breakdowns of emulsion in parallel, crude oil sedimentation 48h moisture 0.28%.
By moisture 7% sump oil in pending tank, at 20 ℃, by crude oil pump, to carry, moisture sump oil is 4m by the speed of combined feed mouth
3/ min.Through four ultrasonic dehydration tanks in parallel, carry out after pot type demulsification, adopt ultrasonic frequency 40KHz, each ultrasonic dehydration tank arranges the ultrasonic wave sound intensity and is 0.05w/cm
2.Again this high is entered in deposition dehydrating tank, to carry out deposition dehydrating 48h containing water emulsification sump (waste oil) pump.In tank, sump oil is moisture is down to 0.8%.
Comparative example 1
Crude oil to moisture 1.9% adopts chemical demulsification sedimentation.Add the chemical demulsifier of 50ppm.Be incubated sedimentation 48h under 60 ℃ of conditions.Crude oil water containing 0.56% after chemical demulsification dehydration.
Comparative example 2
Moisture 1.2% crude oil carries out natural subsidence.Be incubated natural subsidence under 65 ℃ of conditions and carry out 48h.After natural subsidence, crude oil water containing 0.95%.
Comparative example 3
Crude oil to moisture 1.2% adopts chemical demulsification sedimentation.Add the chemical demulsifier of 40ppm.Be incubated sedimentation 48h under 65 ℃ of conditions.Crude oil water containing 0.55% after chemical demulsification dehydration.
Comparative example 4
Moisture 1.2% crude oil adopts the ultrasonic dehydration of the multiple group type transducer-distributor of two groups, traditional single tank, controls temperature 50 C, and process of the test adopts ultrasonic frequency 80KHz, and ultrasonic wave sound intensity 0.3w/cm is set
2.Sedimentation 48h crude oil water containing 0.70%.
The above, be only preferred embodiment of the present invention, is not the present invention to be done to the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (9)
1. the method for a ultrasonic wave pot type breakdown of emulsion in parallel, it is characterized in that: in oil-water emulsion storage tank intermediate conduit or oil-water emulsion enter on the pipeline before storage tank, be installed in parallel at least two ultrasonic dehydration tanks (1), ultrasonic dehydration tank (1) connects with deposition dehydrating tank (3) by feeding pipe, described ultrasonic dehydration tank central vertical is provided with one group of ultrasonic wave transducer distribution apparatus (4) downwards, ultrasonic wave transducer distribution apparatus (4) is connected with supersonic generator by power cable, oil-water emulsion is after ul-trasonic irradiation breakdown of emulsion, at deposition dehydrating tank (3) deposition dehydrating, realize breakdown of emulsion and the dehydration of oil-water emulsion.
2. the method for the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection according to claim 1, it is characterized in that: in oil-water emulsion storage tank intermediate conduit or oil-water emulsion enter on the pipeline before storage tank, be installed in parallel 2 ~ 4 ultrasonic dehydration tanks (1), oil-water emulsion is pumped in ultrasonic dehydration tank (1) in parallel by crude oil pump, under same ul-trasonic irradiation intensity and frequency, carries out breakdown of emulsion.
3. the method for the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection according to claim 1, is characterized in that: the interior ul-trasonic irradiation frequency of described ultrasonic dehydration tank (1) is 40 ~ 200kHz, and ultrasonic intensity is 0.05 ~ 0.4w/cm
2, the operating temperature in described device is 20 ~ 100 ℃.
4. according to the method for the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection described in claim 1 ~ 3 any one, it is characterized in that: described ultrasonic dehydration tank is vertical pressure tank, and oil-water emulsion is entered by tank bottom, by top, is flowed out.
5. the ultrasonic wave pot type breaking device in parallel for the breaking method described in claim 1 ~ 4 any one, it is characterized in that: by least two ultrasonic dehydration tanks and deposition dehydrating tank (3), composed in parallel, described ultrasonic dehydration tank top is provided with breakdown of emulsion top ends of cans (8), breakdown of emulsion top ends of cans (8) center is fixed with single group ultrasonic wave transducer distribution apparatus (4) downwards, and ultrasonic wave transducer distribution apparatus (4) is connected with supersonic generator by power cable.
6. the ultrasonic wave pot type breaking device of a kind of parallel connection according to claim 5, is characterized in that: described breakdown of emulsion top ends of cans (8) is concave end socket, and described ultrasonic wave transducer distribution apparatus (4) is fixed on downwards in breakdown of emulsion top ends of cans (8) in the heart; On ultrasonic dehydration tank tank mouth, be provided with rainproof cover plate.
7. the device of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection according to claim 5, is characterized in that: described breakdown of emulsion top ends of cans (8) is flat end socket, and described ultrasonic wave transducer distribution apparatus (4) is fixed on downwards in breakdown of emulsion top ends of cans (8) in the heart.
8. the device of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection according to claim 5, it is characterized in that: described ultrasonic wave transducer distribution apparatus (4) comprises ultrasonic transducer (6) and ultrasonic wave distributor (7), ultrasonic wave distributor (7) is fixed and clamped in the lower end of ultrasonic transducer (6) by flange, adopts nonmetallic materials isolation between ultrasonic transducer (6) and ultrasonic wave distributor (7).
9. the device of the ultrasonic wave pot type breakdown of emulsion of a kind of parallel connection according to claim 8, is characterized in that: described ultrasonic wave distributor (7) outer surface is curved surface.
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| CN201210231375.XA CN103520957B (en) | 2012-07-05 | 2012-07-05 | A kind of method of ultrasonic wave pot type breakdown of emulsion of parallel connection and device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4243528A (en) * | 1979-06-25 | 1981-01-06 | Kobe, Inc. | Treater for mechanically breaking oil and water emulsions of a production fluid from a petroleum well |
| GB2326356A (en) * | 1998-03-21 | 1998-12-23 | Sobegina Trading Limited | Preparing emulsions by reflecting a liquid mixture |
| CN1772845A (en) * | 2005-10-24 | 2006-05-17 | 扬子石油化工股份有限公司 | Raw oil dewatering and desalting process |
| CN102051201A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Method and device for performing emulsion breaking on oil-water emulsion by ultrasonic wave |
-
2012
- 2012-07-05 CN CN201210231375.XA patent/CN103520957B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4243528A (en) * | 1979-06-25 | 1981-01-06 | Kobe, Inc. | Treater for mechanically breaking oil and water emulsions of a production fluid from a petroleum well |
| GB2326356A (en) * | 1998-03-21 | 1998-12-23 | Sobegina Trading Limited | Preparing emulsions by reflecting a liquid mixture |
| CN1772845A (en) * | 2005-10-24 | 2006-05-17 | 扬子石油化工股份有限公司 | Raw oil dewatering and desalting process |
| CN102051201A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Method and device for performing emulsion breaking on oil-water emulsion by ultrasonic wave |
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