CN107011938B - A kind of voltolisation knot dehydration dynamic experimental device - Google Patents
A kind of voltolisation knot dehydration dynamic experimental device Download PDFInfo
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- CN107011938B CN107011938B CN201710413962.3A CN201710413962A CN107011938B CN 107011938 B CN107011938 B CN 107011938B CN 201710413962 A CN201710413962 A CN 201710413962A CN 107011938 B CN107011938 B CN 107011938B
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- 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
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/02—Dewatering or demulsification of hydrocarbon oils with electrical or magnetic means
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- 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
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/08—Controlling or regulating
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- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
A kind of voltolisation knot dehydration dynamic experimental device, belongs to dehydration dynamic experiment apparatus field.It is characterized in that：The outlet end of water-oil emulsion device for formulating is by being separately connected dynamic electric coalescer（8）Entrance and observation port, observation port side are equipped with image acquisition and processing device（4）；Dynamic electric coalescer（8）Side is equipped with multiple thief hatch（7）, multiple thief hatch（7）It is separately connected observation port.The present invention experimental can need the arbitrary end position in dynamic electric coalescer to sample, optimize the diversification of sampling as far as possible, the outlet of water-oil emulsion device for formulating is divided into two-way, it is separately connected dynamic electric coalescer entrance and observation port by two transfer pipelines, the image for the sample that oil product directly exports after being prepared by grease can be acquired respectively by image acquisition and processing device, and the Image Acquisition of the oil product mixed liquor after the effect of electric field and snakelike circulation, can more the data of experiment be convenient for compare, improve the accuracy of experimental study.
Description
Technical field
A kind of voltolisation knot dehydration dynamic experimental device, belongs to dehydration dynamic experiment apparatus field.
Background technology
Oil as a kind of non-renewable strategic resources of preciousness, with the development of society, the consumption of oil with
Demand is growing day by day.China major part oil field enters the middle and later periods of recovering the oil, and the difficulty that oil is exploited from stratum greatly increases.It is logical
The method for often taking the tertiary oil recoveries such as chemical flooding, combination flooding, the water content in crude oil exploited up are very high（In the oil field produced oil in part
Water content is up to 90% or more）And exist usually in the form of highly stable water-oil emulsion.Crude oil water containing not only increases storage
Energy consumption during fortune, and the burn into of equipment can be caused to rush tower, reduce the negative issues such as heat transfer efficiency, therefore, crude oil is into factory
Before, it is necessary to carry out stringent desalting and dewatering processing.
The advantages that dehydration of voltolisation knot is efficient, quick, treating capacity is big with it, is widely applied.Water droplet is in extra electric field
The lower polarization of effect, mutual Collision coagulation, the demulsification of water droplet coalescence obtain sedimentation separation to gather into big water droplet.Currently, with oil
The continuous exploitation in field, the difficulty of oil field mining liquid quality decline, dehydration are increasing.Offshore oilfield is continually developed, and sea is flat
Platform load-bearing and area limitation propose demand to the continuous type voltolisation knot dehydration device of high-efficiency compact.Investigation finds that researcher is to quiet
The dehydration research of state voltolisation knot is more, and to the relatively fewer of dynamic electric coalescence research；Existing voltolisation knot dehydration dynamic experiment dress
The dynamic sampling such as it is generally large to set size, and is difficult to realize；Existing apparatus also changes electric field action while changing flow velocity
Time is unable to the influence of single factor analysis fluidised form and electric field action time to voltolisation knot dehydration efficiency.Therefore, it is necessary to design one
A experimental provision solves the problem above-mentioned.
Invention content
The technical problem to be solved by the present invention is to：Overcome the deficiencies of the prior art and provide the compact-sized, Neng Goushi of one kind
The dynamic sampling such as now, the voltolisation knot for improving experiment accuracy are dehydrated dynamic experimental device.
The technical solution adopted by the present invention to solve the technical problems is：The voltolisation knot is dehydrated dynamic experimental device, special
Sign is：Including water-oil emulsion device for formulating, high voltage high frequency bursts generating means, dynamic electric coalescer and image acquisition and processing
The outlet end of device, water-oil emulsion device for formulating is separately connected dynamic electric coalescer entrance and observation by two transfer pipelines
Port, observation port side are equipped with image acquisition and processing device；Dynamic electric coalescer side is equipped with multiple thief hatch, multiple samplings
Mouth passes through piping connection observation port respectively；The dynamic electric coalescer is rectangular housing, and a plurality of parallel set is equipped in shell
The baffle set, a plurality of equal one end of baffle are fixedly connected with housing sidewall, and there are passage gaps between the other end and housing sidewall, a plurality of
Baffle is staggered, and forms continuous snakelike circulation cavity inside housings, and the head and the tail both ends of snakelike circulation cavity are respectively equipped with
Oil inlet and oil outlet；Shell is equipped with electrode plate with baffle both sides inner wall disposed in parallel.
The inside of dynamic electric coalescer is divided into the snake being connected to end by the present invention by a plurality of baffle disposed in parallel
Type channel reduces the appearance and size of device on the basis of ensureing liquid communication stroke length；Meanwhile it being coalesced in dynamic electric
Device side is equipped with multiple thief hatch, and multiple thief hatch pass through piping connection observation port respectively, you can experimental needs
The random arbitrary end position in dynamic electric coalescer samples, to the greatest extent in the end of any straight trip section of snakelike circulation cavity
The diversification of possible optimization sampling, improves the accuracy of experiment.Furthermore the outlet of water-oil emulsion device for formulating is divided into two
Road is separately connected dynamic electric coalescer entrance and observation port, that is, when being tested, can pass through by two transfer pipelines
Image acquisition and processing device acquires the image for the sample that oil product directly exports after being prepared by grease respectively, and by electricity
The effect of field and the Image Acquisition of the oil product mixed liquor after snakelike circulation, can more be convenient for the data of experiment compare, improve experiment
The accuracy of research.
The end that the baffle is fixedly connected with housing sidewall is equipped with arc training wall.Arc training wall can prevent fluid
By forming vortex because percussion flow and part occurs when shell end inner wall in flow process, ensure that fluid is steady, uniform
Circulation, ensure the accuracy of experimental data.
The a plurality of baffle equidistantly arranges, and sample inlet position and the baffle of thief hatch are arranged in parallel, and multiple adopts
Sample mouth is staggered in the end of the snakelike circulation cavity straight trip section.Thief hatch entry position is parallel with direction of flow, is more easy to
In dynamic samplings such as realizations, experiment accuracy is improved.
The water-oil emulsion device for formulating includes settling tank, water tank, stirred tank and diaphragm pump, settling tank and water storage
For tank respectively by piping connection stirred tank, stirred tank connects dynamic electric coalescer entrance by diaphragm pump.
Further include circulation and stress device, circulation and stress device includes recycling fluid reservoir and circulating pump, recycles fluid reservoir entrance
End connects oil by the outlet of piping connection dynamic electric coalescer and observation port outlet, recycling fluid reservoir outlet end by circulating pump
Aqueous emulsion device for formulating.
The observation port is observation slide.
Further include PLC control cabinet, the PLC control cabinet is mounted on by connection on two transfer pipelines
Solenoid valve, and the solenoid valve on multiple thief hatch.It improves switch board and optimal control is realized to experiment overall flow, also
The recycling that experiment fluid can be achieved, keeps experiment simple to operation and saves experimental cost.
The high voltage high frequency bursts generating means includes high voltage high frequency bursts power supply, and high voltage high frequency bursts power supply passes through electricity
Magnetic coil connects the electrode plate installed in dynamic electric coalescer.
The image acquisition and processing device includes microscope and image collection processing system.
Compared with prior art, advantageous effect possessed by the present invention is：The present invention leads to the inside of dynamic electric coalescer
It crosses a plurality of baffle disposed in parallel and is divided into the snake type channel being connected to end, on the basis for ensureing liquid communication stroke length
On, reduce the appearance and size of device；Meanwhile being equipped with multiple thief hatch, and multiple thief hatch point in dynamic electric coalescer side
Do not pass through piping connection observation port, you can it is experimental to need the random arbitrary end position in dynamic electric coalescer,
It is sampled in the end of any straight trip section of snakelike circulation cavity, optimizes the diversification of sampling as far as possible, improve the standard of experiment
True property.Furthermore the outlet of water-oil emulsion device for formulating is divided into two-way, dynamic electric coalescence is separately connected by two transfer pipelines
Device entrance and observation port, that is, when being tested, oil product can be acquired respectively by image acquisition and processing device by grease
The image of sample directly exported after preparing, and oil product mixed liquor after the effect of electric field and snakelike circulation image
Acquisition can more be convenient for the data of experiment to compare, improve the accuracy of experimental study.
Description of the drawings
Fig. 1 is that voltolisation knot is dehydrated dynamic experimental device structural schematic diagram.
Fig. 2 is dynamic electric coalescer internal structure schematic diagram.
Fig. 3 is the A-A schematic cross-sectional views of Fig. 2.
Fig. 4 is the B-B schematic cross-sectional views of Fig. 2.
Wherein, 1, PLC control cabinet 2, high voltage high frequency bursts power supply 3, observation slide 4, image acquisition and processing device
401, microscope 402, image collection processing system 5, solenoid valve 6, oil outlet 7, thief hatch 8, dynamic electric coalescer
801, housing sidewall 9, recycling fluid reservoir 10, settling tank 11, water tank 12, stirred tank 13, oil inlet 14, diaphragm pump
15, electrode plate 16, bearing 17, baffle 18, arc training wall 19, circulating pump 20, oil well pump.
Specific implementation mode
Fig. 1 ~ 4 are highly preferred embodiment of the present invention, and 1 ~ 4 the present invention will be further described below in conjunction with the accompanying drawings.
With reference to attached drawing 1：A kind of voltolisation knot dehydration dynamic experimental device, including water-oil emulsion device for formulating, high voltagehigh frequency
Pulse generating unit, dynamic electric coalescer 8 and image acquisition and processing device, the outlet end of water-oil emulsion device for formulating pass through two
Transfer pipeline is separately connected 8 entrance of dynamic electric coalescer and observation port, and observation port side is filled equipped with image acquisition and processing
4 are set, observation port is observation slide 3；8 side of dynamic electric coalescer is equipped with multiple thief hatch 7, and multiple thief hatch 7 pass through respectively
Piping connection observation port.
Dynamic electric coalescer 8 is rectangular housing, is equipped with a plurality of baffle 17 disposed in parallel in shell, a plurality of baffle 17 is uniform
End is fixedly connected with housing sidewall 801, and there are passage gaps, a plurality of baffle 17 to be staggered between the other end and housing sidewall 801,
Form continuous snakelike circulation cavity inside housings, the head and the tail both ends of snakelike circulation cavity are respectively equipped with oil inlet 13 and fuel-displaced
Mouth 6；Shell is equipped with electrode plate 15 with 17 both sides inner wall disposed in parallel of baffle.
The end that baffle 17 is fixedly connected with housing sidewall 801 is equipped with arc training wall 18.A plurality of baffle 17 equidistantly arranges,
The sample inlet position of thief hatch 7 is arranged in parallel with baffle 17, and multiple thief hatch 7 are staggered and keep straight in snakelike circulation cavity
The end of section.Solenoid valve is respectively configured on the pipeline by piping connection observation port in thief hatch 7.
Water-oil emulsion device for formulating includes settling tank 10, water tank 11, stirred tank 12 and diaphragm pump 14,10 He of settling tank
For water tank 11 respectively by piping connection stirred tank 12, stirred tank 12 connects 8 entrance of dynamic electric coalescer by diaphragm pump 14.
The voltolisation knot dehydration dynamic experimental device of the present invention further includes circulation and stress device, and circulation and stress device includes recycling
Fluid reservoir 9 and circulating pump 19, recycling 9 arrival end of fluid reservoir are gone out by the outlet of piping connection dynamic electric coalescer 8 and observation port
Mouthful, recycling 9 outlet end of fluid reservoir connects water-oil emulsion device for formulating by circulating pump 19.Specifically, recycling fluid reservoir 9 exports
End connects 10 lower part of settling tank by circulating pump 19, and oil outlet is arranged in 10 top of settling tank, which passes through pipeline and oil pumping
20 connection stirred tank 12 of pump.
The voltolisation knot dehydration dynamic experimental device of the present invention further includes PLC control cabinet 1, and PLC control cabinet 1 passes through connection
Solenoid valve on two above-mentioned transfer pipelines, and the solenoid valve on multiple thief hatch 7.High voltage high frequency bursts
Generating means includes high voltage high frequency bursts power supply 2, and high voltage high frequency bursts power supply 5 connects dynamic electric coalescer 8 by electromagnetic coil
The electrode plate 15 of interior installation.Image acquisition and processing device 4 includes microscope 401 and image collection processing system 402.
The course of work and operation principle：At work, water tank 11 and settling tank 10 provide prepare grease respectively the present invention
Water needed for emulsion and oil, prepare required water-oil emulsion in stirred tank 12, and diaphragm pump 14 is newborn by prepared grease
Shape liquid is pumped to by oil inlet 13 in dynamic electric coalescer 8, emulsion can also be pumped to observation slide 3 by bypass
Place, emulsion Uniform Flow in the serpentine channel in dynamic electric coalescer 8 finally enter recycling fluid reservoir 9 through oil outlet 6,
Water-oil emulsion after preliminary sedimentation, is pumped to settling tank 10 in recycling fluid reservoir 9, the upper layer oil after settling tank 10 completely sedimentation
It is pumped to stirred tank 12, realizes the recycling of oil；Dynamic electric coalescer about 8 parallel device, two electrode plates 15, electrode
Plate 15 is connect with high voltage high frequency bursts power supply 2, and the energy supply of high voltage high frequency bursts power supply 2 forms electric field between electrode plate 15；Dynamic electric
There are multiple thief hatch 7, thief hatch 7 to be connect with solenoid valve on coalescer 8, PLC control cabinet 1 is by controlling phase corresponding with thief hatch 7
The sample at different location is taken in solenoid valve even, control, and institute's oil recovery sample is reached by pipeline observes slide 3, at Image Acquisition
Reason system 4 obtains the pictorial information at observation slide 3 by microlens, and is transported to computer.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But it is every without departing from technical solution of the present invention content, according to the technical essence of the invention to above example institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection domain of technical solution of the present invention.
Claims (9)
1. a kind of voltolisation knot is dehydrated dynamic experimental device, it is characterised in that：Including water-oil emulsion device for formulating, high voltagehigh frequency arteries and veins
Rush generating means, dynamic electric coalescer（8）Pass through two with the outlet end of image acquisition and processing device, water-oil emulsion device for formulating
Transfer pipeline is separately connected dynamic electric coalescer（8）Entrance and observation port, observation port side are equipped with image acquisition and processing
Device（4）；Dynamic electric coalescer（8）Side is equipped with multiple thief hatch（7）, multiple thief hatch（7）It is seen respectively by piping connection
Examine port；The dynamic electric coalescer（8）For rectangular housing, shell is interior to be equipped with a plurality of baffle disposed in parallel（17）, a plurality of
Baffle（17）Equal one end is fixedly connected with housing sidewall（801）, the other end and housing sidewall（801）Between there are passage gaps, it is more
Baffle（17）It is staggered, forms continuous snakelike circulation cavity, the head and the tail both ends point of snakelike circulation cavity inside housings
It She You not oil inlet（13）And oil outlet（6）；Shell and baffle（17）Both sides inner wall disposed in parallel is equipped with electrode plate（15）.
2. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The baffle（17）
It is fixedly connected with housing sidewall（801）End be equipped with arc training wall（18）.
3. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The a plurality of baffle
（17）Equidistantly arrangement, thief hatch（7）Sample inlet position and baffle（17）It is arranged in parallel, and multiple thief hatch（7）Staggeredly
The end for section of keeping straight in the snakelike circulation cavity is set.
4. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The grease emulsus
Liquid device for formulating includes settling tank（10）, water tank（11）, stirred tank（12）And diaphragm pump（14）, settling tank（10）And water tank
（11）Pass through piping connection stirred tank respectively（12）, stirred tank（12）Pass through diaphragm pump（14）Connect dynamic electric coalescer（8）Enter
Mouthful.
5. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：It further include circulation and stress
Device, circulation and stress device include recycling fluid reservoir（9）And circulating pump（19）, recycle fluid reservoir（9）Arrival end is connected by pipeline
Connect dynamic electric coalescer（8）Outlet and observation port outlet, recycle fluid reservoir（9）Outlet end passes through circulating pump（19）Connect grease
Emulsion device for formulating.
6. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The observation port
To observe slide（3）.
7. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：Further include PLC controls
Cabinet（1）, the PLC control cabinet（1）It is mounted on the solenoid valve on two transfer pipelines, and installation by connection
In multiple thief hatch（7）On solenoid valve.
8. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The high voltagehigh frequency
Pulse generating unit includes high voltage high frequency bursts power supply（2）, high voltage high frequency bursts power supply（2）Dynamic electric is connected by electromagnetic coil
Coalescer（8）The electrode plate of interior installation（15）.
9. a kind of voltolisation knot according to claim 1 is dehydrated dynamic experimental device, it is characterised in that：The Image Acquisition
Processing unit（4）Including microscope（401）And image collection processing system（402）.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710413962.3A CN107011938B (en) | 2017-06-05 | 2017-06-05 | A kind of voltolisation knot dehydration dynamic experimental device |
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| CN201710413962.3A CN107011938B (en) | 2017-06-05 | 2017-06-05 | A kind of voltolisation knot dehydration dynamic experimental device |
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| CN107011938A CN107011938A (en) | 2017-08-04 |
| CN107011938B true CN107011938B (en) | 2018-11-02 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108267389B (en) * | 2018-01-24 | 2020-10-02 | 中国石油大学(华东) | Continuous flow electrostatic coalescence effect online evaluation system and method |
| CN110064231A (en) * | 2019-03-06 | 2019-07-30 | 江苏大学 | A kind of V-type voltolisation knot dehydration dynamic experimental device |
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| CN102746876A (en) * | 2011-04-21 | 2012-10-24 | 中国石油化工股份有限公司 | Electrostatic coalescence crude oil dehydrator |
| CN104807981A (en) * | 2015-04-15 | 2015-07-29 | 北京石油化工学院 | Device and method for evaluating dynamic demulsification and dehydration characteristics of crude oil emulsion |
| CN204556624U (en) * | 2015-04-15 | 2015-08-12 | 北京石油化工学院 | The dynamic breaking emulsion and dewatering apparatus for evaluating characteristics of crude oil emulsion |
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2017
- 2017-06-05 CN CN201710413962.3A patent/CN107011938B/en active Active
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| CN102746876A (en) * | 2011-04-21 | 2012-10-24 | 中国石油化工股份有限公司 | Electrostatic coalescence crude oil dehydrator |
| CN104807981A (en) * | 2015-04-15 | 2015-07-29 | 北京石油化工学院 | Device and method for evaluating dynamic demulsification and dehydration characteristics of crude oil emulsion |
| CN204556624U (en) * | 2015-04-15 | 2015-08-12 | 北京石油化工学院 | The dynamic breaking emulsion and dewatering apparatus for evaluating characteristics of crude oil emulsion |
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