CN107174840A - A kind of electric field separating device and its separation method with stirring electrode - Google Patents
A kind of electric field separating device and its separation method with stirring electrode Download PDFInfo
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- CN107174840A CN107174840A CN201710390122.XA CN201710390122A CN107174840A CN 107174840 A CN107174840 A CN 107174840A CN 201710390122 A CN201710390122 A CN 201710390122A CN 107174840 A CN107174840 A CN 107174840A
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- electric field
- electrode
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- stirring
- oil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/06—Separation of liquids from each other by electricity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
- B01D17/048—Breaking emulsions by changing the state of aggregation
Abstract
The invention discloses a kind of electric field separating device and its separation method with stirring electrode, its device includes electric field separates tank, rotates power supply device, turnover pipeline and electrode district, the rotation power supply device includes reducing motor, stirring universal driving shaft and insulation axle envelope, the turnover pipeline includes feed system, oil draining system and drainage system, the electrode district is located in the middle part of electric field separates tank, including fixed electrode and rotation axial electrode；The separation method of use is as follows：(1) oil-water emulsion is evenly distributed in electric field separates tank by feed system, and electrode forms emulsion water-oil separating under electric field action in electric field region, electric field region after opening；(2) rotating power supply device drives rotation axial electrode to be rotated in tank internal electric field area, promotes the separation of oil-water emulsion.The processing equipment that the present invention is provided, combines the double action of electric field demulsification and machinery demulsification, and be demulsified incomparable advantage with conventional high-tension electric field.
Description
Technical field
The present invention relates to a kind of electric field separating device and its separation method with stirring electrode, it is adaptable to which oil-water emulsion is broken
Newborn separation field.
Background technology
In modern industry production process, the break milk separation application for being related to oil-water emulsion is extremely wide.Oil-water emulsion
Liquid is general to be formed by immiscible oil, water two-phase under different emulsifications, and due to the difference of emulsion stability, it is demulsified
The complexity of separation is also different, is the break milk separation method for being more effectively directed to emulsion using high voltage electric field.It is existing
The high voltage electric field form applied in emulsion break milk separation technique has a variety of shapes such as alternating current and direct current, high frequency electric source and the pulse power
Formula, but the no linking application well of effect being demulsified for mechanical energy.The transition zone formed after being separated due to emulsion ---
Oil-water interfaces layer has the feature of oil-in-water emulsion, causes high voltage electric field can not be formed in boundary layer, that is to say, that general electricity
Field is to oil-water interfaces layer without demulsification.And effective mechanical energy effect, such as stirring, vibrational energy accelerate the broken of interface emulsification film
It is broken, promote two-phase laminated flow, so as to rapidly eliminate the influence of interface emulsification layer and emulsion layer to electric field, make electric field demulsification steady
It is fixed to play, greatly improve efficiency, the effect of emulsion break milk separation.
Existing high voltage electric field demulsification technology is typically present in fixed electrode structure area using static electric field, i.e. electric field region
In domain.Because water-oil separating is acted on according to profit density contrast and natural subsidence, oil-water emulsion boundary layer region is necessarily caused.And it is oily
Water emulsification boundary layer is Water-In-Oil and oil-in-water emulsion transition region, with the property led, it is difficult to set up stable and effective electric field
Effect.The separative efficiency of oil-water emulsion layer constrains the operational efficiency and running quality of whole equipment system, effectively suppresses breast
Change the growth of layer, be the key point for improving high voltage electric field demulsification technology.
Existing high voltage electric field break milk separation technology is using static stationary electric field structure, profit circle generated in equipment tank body
Effective electric field is not present in surface layer region, causes the demulsification of oil-water interfaces emulsion layer difficult, constrains the demulsification efficiency of electric field,
The stable operation of whole equipment system is further influenceed, shortcoming is clearly：
(1) electric field is difficult to set up in oil-water interfaces region, due to can not effectively be demulsified, and interface emulsification situation can add quickly
Weight, causes the electric field of whole equipment system to collapse failure；
(2) traditional static high voltage electric field break milk separation technology is to the bad adaptability of complicated oil-water emulsion separation, efficiency
Low, effect is poor, and operational control is difficult；
(3) due to the negative effect of emulsion layer electric conductivity, the electric energy that electric field is consumed is caused to be multiplied, high energy consumption.
The content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of electric field separating device with stirring electrode and its separation
Method, combines the double action of high voltage electric field break milk separation and machinery demulsification, solves conventional high-tension electric field break milk separation skill
Art is to oil-water emulsion separating technology bad adaptability, low efficiency, poor processing effect, the defect of high energy consumption.
The present invention solve its technical problem use technical scheme be：
A kind of electric field separating device with stirring electrode, including electric field separates tank, rotation power supply device, turnover pipeline and electricity
Polar region, the rotation power supply device includes reducing motor, stirring universal driving shaft and insulation axle envelope, and the turnover pipeline includes charging and is
System, oil draining system and drainage system, the electrode district are located in the middle part of electric field separates tank, including fixed electrode and rotation axial electrode,
Fixed electrode and rotation axial electrode are interspersed in tank, and fixed electrode side is fixed support provided with metal and is connected with tank body
And be grounded, opposite side is connected provided with insulating supporting with tank body, and electrode leading-in rod, electrode leading-in rod and electricity are provided with the outside of tank body
Field ionization source passes through subjacent cable line connection；Rotate axial electrode with the rotation shaft coupling device being arranged at the top of tank body to be connected, turn
Pass through upper cable line connection between shaft connector and electric field power supply.
As a kind of optimal technical scheme of the application, the reducing motor is located at the top of electric field separates tank, by stirring
Mix universal driving shaft with tank body crown center position to be connected, stirring universal driving shaft is with rotating axial electrode in electric field separates tank top centre position
Connection, is provided with insulation axle envelope below the connecting portion.
As a kind of optimal technical scheme of the application, insulation web plate is additionally provided with the rotation axial electrode.
As a kind of optimal technical scheme of the application, electric field separates tank external wall beneath side is provided with feeding line, tank
Same level sets charging distributor pipe to be connected with feeding line pipeline；Electric field separates pot bottom is set outside delivery port, delivery port
Side sets discharge opeing regulating valve, discharge opeing regulating valve and boundary position detector connection, and boundary position detector is located at below electric field separates tank
Plane is in the lower section of feeding line on outer wall side, boundary position detector；Electric field separates tank internal upper part sets discharging collecting pipe,
It is connected with the blow-off valve set outside tank, blow-off valve is connected with discharging pipeline.
Further, emulsified liquid collection pipe is set below the charging distributor pipe, with the regulating valve phase set on the outside of tank body
Even, regulating valve is followed by emulsion discharge pipe line.
As a kind of optimal technical scheme of the application, the electric field separates tank is additionally provided with pressure gauge, thermometer and ground connection
Device.
A kind of separation method of the electric field separating device with stirring electrode, comprises the following steps：
(1) oil-water emulsion is evenly distributed in electric field separates tank by feed system, and electrode forms electric field region after opening,
Emulsion water-oil separating under electric field action in electric field region；
(2) rotating power supply device drives rotation axial electrode to be rotated in tank internal electric field area, promotes the separation of oil-water emulsion.
Under the double action that electric field is demulsified and machinery is demulsified, hydrone is removed from emulsion, is deposited to knockout drum bottom, from bottom row
Water system is discharged, and oil droplet is mixed in upper strata oil reservoir, from the discharge of top oil draining system.
As a kind of optimal technical scheme of the application, the electric field power supply is with rotating any of axial electrode or fixed electrode
One is connected, and during fixed electrode no power field ionization source, fixes support using metal and be connected to form electric field with tank body.
The present invention is combined using dynamic agitation electrode and static fixed electrode, and wherein dynamic agitation electrode both can conduct
Electrode, while having mechanical energy transformation, the stability of boundary layer is emulsified by stirring action rapid damage, so as to eliminate breast
Change the influence of layer, greatly improve the efficiency and effect of high voltage electric field break milk separation.
The electric field separating device and its separation method with stirring electrode that the present invention is provided, compared with prior art, this hair
Bright remarkable advantage has：
(1) present invention incorporates the double effects of electric field demulsification and machinery demulsification, traditional electric field separates work is substantially increased
Efficiency, the effect of skill, improve the adaptability of device systems；
(2) present invention uses rotating electrode, has homogenized the electric-field intensity of electric field region, reduce electric field region shelf depreciation and
The generation that electric field collapses, improves process equipment operation stability；
(3) present invention electric field can be avoided short-circuit and high power consuming operation situation generation, greatly save operation energy consumption.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Wherein：1- electric field separates tanks；2- reducing motors；3- electric field power supplys；4- rotates axial electrode；5- fixed electrodes；6- enters
Expects pipe line；7- feeds distributor pipe；8- discharging pipelines；9- discharging collecting pipes；10- stirs universal driving shaft；11- insulation axle envelopes；12- electrodes
Leading-in rod；13. insulating supporting；14- metals fix support；15- discharge opeing regulating valves；16- circle detectors；17- rotating shafts connection dress
Put；18- emulsion discharge pipe lines；19- pressure gauges；20- thermometers；21- upper cable lines；22- insulation web plates；23- subjacent cables
Line.
Embodiment
For the technical characteristic to the present invention, purpose and effect are more clearly understood from, with reference to Figure of description
And specific embodiment, the present invention is furture elucidated.
Embodiment 1：
With reference to Fig. 1, a kind of electric field separating device with stirring electrode, including electric field separates tank 1, rotate power supply device, enter
Go out pipeline and electrode district, electrode district is located at the middle part of electric field separates tank 1, including fixed electrode 5 and rotation axial electrode 4, fixed electrode 5
With rotate axial electrode 4 be relatively interspersed in electric field separates tank 1, the side of fixed electrode 5 provided with metal fix support 14 with
Tank body is connected and is grounded, and opposite side is connected provided with insulating supporting 13 with tank body, and electrode leading-in rod is provided with the outside of tank body
12, electrode leading-in rod 12 passes through the connection of subjacent cable line 23 with electric field power supply 3；Rotate axial electrode 4 and be arranged on electric field point
Rotation shaft coupling device 17 from the top of tank 1 is connected, and passes through the line of upper cable line 21 between rotation shaft coupling device 17 and electric field power supply 3
Road is connected.
Above-mentioned electrode district is in this way, make the band of fixed electrode 5 electrically have two kinds：One kind is no power field ionization source 3, is used
Metal fixes support and 14 is connected and is grounded with tank body, and now rotation axial electrode 4 is connected and powered with electric field power supply 3；It is another
The mode of kind is that fixed electrode 5 is connected with electric field power supply 3, is connected using insulating supporting 13 and tank body, now disconnects rotating shaft and connects
Connection device 17 makes rotation axial electrode 4 not charged.
In the present embodiment, rotating power supply device includes reducing motor 2, stirring universal driving shaft 10 and insulation axle envelope 11, slows down
Motor 2 is located at the top of electric field separates tank 1, is connected by stirring universal driving shaft 10 with tank body crown center position, in the interposition
Confined space is installed, stirring universal driving shaft 10 is connected with rotating axial electrode 4 in the crown center position of electric field separates tank 1, described
Insulation axle envelope 11 is installed, insulation axle envelope 11 is located in the confined space below connecting portion.
In the present embodiment, the contact and demulsification for increase mechanical agitation to tank internal emulsification liquid, are rotated on axial electrode 4
It is additionally provided with insulation web plate 22.
The external wall beneath side of electric field separates tank 1 is provided with feeding line 6, by adjusting same level in valve regulating flow, tank
Face sets charging distributor pipe 7 to be connected with feeding line 6, and the bottom of electric field separates tank 1, which is set, sets discharge opeing on the outside of delivery port, delivery port
Regulating valve 15, discharge opeing regulating valve 15 and the boundary position connection of detector 16, it is outer that boundary position detector 16 is located at the lower section of electric field separates tank 1
Plane top in the lower section of feeding line 6, electric field separates tank 1 sets discharging to collect on wall side, boundary position detector 16
Pipe 9, is connected with the discharging regulating valve outside tank, and regulating valve is followed by the pipeline 8 that discharges, for discharging oil phase.
In the present embodiment, the lower section of charging distributor pipe 7 sets emulsified liquid collection pipe, and emulsified liquid collection pipe passes through tank body,
Regulating valve is set on the outside of tank body, is connected with emulsion discharge pipe line 18, obstinate emulsion discharges tank body through the pipeline, separately deals with；
Pressure gauge 19 and thermometer 20 are additionally provided with the outside of the upper wall of electric field separates tank 1, downside outer wall is provided with earthing or grounding means.
Embodiment 2：
The separation method of separator based on embodiment 1, comprises the following steps：
(1) oil-water emulsion is entered in electric field separates tank 1 by feeding line 6, and is reached by feeding distributor pipe 7 in tank
To reasonable layout.Electric field region is formed as needed, and fixed electrode 5 is directly fixed support 14 using metal and is connected with tank body by one kind
Fix and be grounded, now rotate axial electrode 4 and be connected with electric field power supply 3 and powered, one kind is fixed electrode 5 and the phase of electric field power supply 3
Even, axial electrode 4 is now rotated not charged.Emulsion water-oil separating under electric field action in electric field region.
(2) start reducing motor 2, drive and rotate axial electrode 4 in the rotation of tank internal electric field area, promote point of oil-water emulsion
From.Under the double action that electric field is demulsified and machinery is demulsified, hydrone is removed from emulsion, is deposited to knockout drum bottom, from
Bottom discharge system is discharged, and oil droplet is mixed in upper strata oil reservoir, from the discharge of top oil draining system.
The protection content of the present invention is not limited to above example.Under the spirit and scope without departing substantially from inventive concept, this
Art personnel it is conceivable that change and advantage be all included in the present invention, and using appended claim as protection
Scope.
Claims (8)
1. a kind of electric field separating device with stirring electrode, it is characterised in that including electric field separates tank, rotation power supply device, enter
Go out pipeline and electrode district, the rotation power supply device includes reducing motor, stirring universal driving shaft and insulation axle envelope, the turnover pipeline
Including feed system, oil draining system and drainage system, the electrode district is located in the middle part of electric field separates tank, including fixed electrode and turns
Moving axis electrode, fixed electrode and rotation axial electrode are relatively interspersed in tank, and branch is fixed in fixed electrode side provided with metal
Support is connected and is grounded with tank body, and opposite side is connected provided with insulating supporting with tank body, is introduced on the outside of tank body provided with electrode
Rod, electrode leading-in rod passes through subjacent cable line connection with electric field power supply；Rotate axial electrode and be arranged on turning at the top of tank body
Shaft connector is connected, and passes through upper cable line connection between rotation shaft coupling device and electric field power supply.
2. the electric field separating device according to claim 1 with stirring electrode, it is characterised in that the reducing motor is located at
The top of electric field separates tank, is connected by stirring universal driving shaft with tank body crown center position, and stirring universal driving shaft is with rotating axial electrode
In the connection of electric field separates tank top centre position, insulation axle envelope is installed below the connecting portion.
3. the electric field separating device according to claim 1 with stirring electrode, it is characterised in that on the rotation axial electrode
It is additionally provided with insulation web plate.
4. the electric field separating device according to claim 1 with stirring electrode, it is characterised in that outer below electric field separates tank
Wall side is provided with same level in feeding line, tank and sets charging distributor pipe to be connected with feeding line pipeline；Electric field separates tank
Bottom sets and discharge opeing regulating valve is set on the outside of delivery port, delivery port, discharge opeing regulating valve and boundary position detector connection, the inspection of boundary position
Survey instrument and be located on electric field separates tank external wall beneath side, the boundary position detector plane in the lower section of feeding line；Electric field separates
Tank internal upper part sets discharging collecting pipe, is connected with the blow-off valve set outside tank, and blow-off valve is connected with discharging pipeline.
5. the electric field separating device according to claim 4 with stirring electrode, it is characterised in that under the charging distributor pipe
Side sets emulsified liquid collection pipe, is connected with the regulating valve set on the outside of tank body, regulating valve is followed by emulsion discharge pipe line.
6. the electric field separating device according to claim 1 with stirring electrode, it is characterised in that the electric field separates tank is also
Provided with pressure gauge, thermometer and earthing or grounding means.
7. the separation method based on the electric field separating device with stirring electrode described in claim 1, it is characterised in that including such as
Lower step：
(1) oil-water emulsion is evenly distributed in electric field separates tank by feed system, and electrode forms electric field region, electric field after opening
Emulsion water-oil separating under electric field action in area；
(2) rotation power supply device, which drives, rotates axial electrode in the rotation of tank internal electric field area, is demulsified in electric field dual with machinery demulsification
Under effect, hydrone is removed from emulsion, is deposited to knockout drum bottom, and from the discharge of bottom discharge system, oil droplet is in upper strata oil
Layer mixing, from the discharge of top oil draining system.
8. the separation method of the electric field separating device according to claim 7 with stirring electrode, it is characterised in that：The electricity
Field ionization source is connected with any one of rotation axial electrode or fixed electrode, and during fixed electrode no power field ionization source, using metal
Fixed support is connected to form electric field with tank body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710390122.XA CN107174840B (en) | 2017-05-27 | 2017-05-27 | A kind of electric field separating device and its separation method with stirring electrode |
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| CN201710390122.XA CN107174840B (en) | 2017-05-27 | 2017-05-27 | A kind of electric field separating device and its separation method with stirring electrode |
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| CN107174840A true CN107174840A (en) | 2017-09-19 |
| CN107174840B CN107174840B (en) | 2019-04-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801644A (en) * | 2019-11-27 | 2020-02-18 | 扬州市管件厂有限公司 | Self-driven membrane rupture system |
| CN111544926A (en) * | 2020-05-14 | 2020-08-18 | 重庆工商大学 | High-voltage pulse electric field demulsification ejector device with self-rotating stirring impeller |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2249741A (en) * | 1990-10-06 | 1992-05-20 | Univ Bradford | Electrostatic and centrifugal separation of liquid dispersions. |
| US6207032B1 (en) * | 1998-10-01 | 2001-03-27 | Kvaerner Process Systems, Inc. | Electrostatic/mechanical emulsion treating method and apparatus |
| CN201684439U (en) * | 2010-06-03 | 2010-12-29 | 胜利油田胜利勘察设计研究院有限公司 | Demulsification separating device in centrifugal pulse electric field |
| CN204569793U (en) * | 2015-04-01 | 2015-08-19 | 上海友豪化工有限公司 | The preparation system of novel Atmospheric vacuum crude oil demulsifier |
| CN206814703U (en) * | 2017-05-27 | 2017-12-29 | 江苏金门能源装备有限公司 | A kind of electric field separating device with stirring electrode |
-
2017
- 2017-05-27 CN CN201710390122.XA patent/CN107174840B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2249741A (en) * | 1990-10-06 | 1992-05-20 | Univ Bradford | Electrostatic and centrifugal separation of liquid dispersions. |
| US6207032B1 (en) * | 1998-10-01 | 2001-03-27 | Kvaerner Process Systems, Inc. | Electrostatic/mechanical emulsion treating method and apparatus |
| CN201684439U (en) * | 2010-06-03 | 2010-12-29 | 胜利油田胜利勘察设计研究院有限公司 | Demulsification separating device in centrifugal pulse electric field |
| CN204569793U (en) * | 2015-04-01 | 2015-08-19 | 上海友豪化工有限公司 | The preparation system of novel Atmospheric vacuum crude oil demulsifier |
| CN206814703U (en) * | 2017-05-27 | 2017-12-29 | 江苏金门能源装备有限公司 | A kind of electric field separating device with stirring electrode |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801644A (en) * | 2019-11-27 | 2020-02-18 | 扬州市管件厂有限公司 | Self-driven membrane rupture system |
| CN111544926A (en) * | 2020-05-14 | 2020-08-18 | 重庆工商大学 | High-voltage pulse electric field demulsification ejector device with self-rotating stirring impeller |
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| CN107174840B (en) | 2019-04-05 |
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Effective date of registration: 20220609 Address after: 212400 No. 18, airport new area, Jurong City, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU JINMEN ENERGY & EQUIPMENT Co.,Ltd. Patentee after: Nanjing willand Energy Technology Co.,Ltd. Address before: No.18, Konggang new area, Guozhuang Town, Jurong City, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU JINMEN ENERGY & EQUIPMENT Co.,Ltd. |
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Effective date of registration: 20230620 Address after: 212400 No. 18, airport new area, Jurong City, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU JINMEN ENERGY & EQUIPMENT Co.,Ltd. Address before: 212400 No. 18, airport new area, Jurong City, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU JINMEN ENERGY & EQUIPMENT Co.,Ltd. Patentee before: Nanjing willand Energy Technology Co.,Ltd. |