CN203641630U - Intelligent polymer solution flow controller of polymer injection well - Google Patents
Intelligent polymer solution flow controller of polymer injection well Download PDFInfo
- Publication number
- CN203641630U CN203641630U CN201320895195.1U CN201320895195U CN203641630U CN 203641630 U CN203641630 U CN 203641630U CN 201320895195 U CN201320895195 U CN 201320895195U CN 203641630 U CN203641630 U CN 203641630U
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- Prior art keywords
- upper flange
- valve
- flange
- valve rod
- housing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229920000642 polymer Polymers 0.000 title claims abstract description 27
- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 239000000243 solution Substances 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000012452 mother liquor Substances 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000003739 neck Anatomy 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model provides an intelligent polymer solution controller of a polymer injection well. The intelligent polymer solution flow controller comprises an electric actuator, a control valve and a flow meter. The control valve comprises a shell, a feed port is formed in one side of the shell, a lower valve seat is installed on the lower portion of the shell, a discharge port is formed in the bottom end of the lower valve seat, an upper flange is installed at the opening position of the upper end of the shell, the upper flange is fixedly connected with the shell through a bolt, and a connecting disk is installed on the upper end face of the upper flange; a lower flange is installed on the lower end face of the upper flange in the shell, and an adjusting nut of an external sleeve bearing is arranged in the upper flange; valve rods which are in seal fit and can move upwards and downwards are arranged in the upper flange and the lower flange; steel sleeves, guide sleeves and oil seals are sequentially arranged between the tops of the valve rods and the lower flange from the tail portions of the valve rods; an inner cavity of the lower valve seat and the outer sides of the head portions of the valve rods are long conical streamlines, outer contour buses of the head portions of the valve rods can coincide with a bus of the inner cavity of the lower valve seat, and when the screw falls to the bottommost portion, the head portions of the valve rods can be tightly attached to the inner cavity of the lower valve seat.
Description
Technical field
The utility model relates to a kind of polymer modulating valve, particularly a kind of injection well polymer solution Intelligent flow controller.
Background technique
In oil-field thick-oil development process, often can use polymer, because polymer solution is a kind of non Newtonian liquid, be subject to mechanical shearing viscosity loss large, polymeric media is carried and is required modulating valve completely open and close, otherwise can cause very large polymer to shear.A common polymer-injecting pump provides polymer mother liquor can only to a bite injection well, can not as water injection well, realize all mother liquor injection amounts by controlling opening of valve, if polymer-injecting pump discharge capacity is greater than the needed polymer mother liquor amount of injection well, there is the situation of the super note of mother liquor amount; If return stream, cause polymer significantly to shear, cause valve to occur interior leakage because of wearing and tearing simultaneously.
Oil well polymer injection compound, tertiary oil recovery just in large-scale promotion, is that old filed obtains one of important measures of giving stable high yields irrespective of drought or water logging in the most of old filed of China.Reduce the slitter loss of its composition in order to guarantee to note poly-quality, improve the whole economic efficiency of Polymer flooding block, polymer solution flow control valve is absolutely necessary.The flow regulator of current domestic employing is the problem of various degrees all: as the shearing to its composition, and saboteur's structure; Cause the serious wear of valve; The adjusting shakiness of valve etc.For the slitter loss that guarantees to note poly-quality, reduce its composition, improve whole economic efficiency, researching and developing a new polymers modulating valve is one of important measures that improve output.
Model utility content
In order to solve the problems of the technologies described above, the utility model provides one to be convenient to install, convenient control, the injection well polymer solution Intelligent flow controller that control accuracy is high.
Concrete technological scheme is as follows:
A kind of injection well polymer solution Intelligent flow controller, comprise electric actuator, control valve and flowmeter, described control valve comprises housing, housing one side is provided with material feeding mouth, lower valve base is installed below housing, and lower valve base bottom is discharge port, and housing upper end open place is provided with upper flange, upper flange and housing are bolted to connection, and upper flange upper-end surface is provided with land; In housing, lower flange is installed in upper flange lower end surface, in upper flange, be provided with the adjusting nut of overcoat bearing, adjusting nut inwall is provided with screw thread, and adjusting nut is provided with the connecting end of keyway through upper flange and land, and is connected with the rotary pulling device in electric actuator; In upper flange and lower flange, be provided with and be sealed and matched and valve rod moving up and down, valve rod afterbody is placed in upper flange, valve rod afterbody outer wall is provided with the outside thread corresponding with adjusting nut inner thread, internal thread is meshed with outside thread, reaches the object of lifting/reduction valve rod by rotation adjusting nut; From valve rod afterbody, steel bushing, guide sleeve and oil sealing are installed between valve rod neck and lower flange successively; Lower valve base inner chamber and valve rod head outside are oval coning tower tray line, and valve rod head external frame bus can overlap with lower valve base inner chamber bus, and in the time that screw rod is reduced to bottommost, valve rod head can fit tightly with lower valve base inner chamber.
Further, described flowmeter is arranged on below, control valve discharge port place, and adopts RS484 wire communication with electronic actuators.
Further, described housing, lower flange and valve rod use 316L stainless steel to make.
Further, in described electric actuator, be provided with AVR low-power scm.
Lower valve base inner chamber and valve rod head adopt oval coning tower tray Alignment Design, Flow-rate adjustment continous-stable, and the component that contact with injected media all adopt 316L stainless steel, have increased corrosion resistance and the wear resistance of valve.Electric actuator adopts AVR low-power scm control each several part power supply, makes control chip dormancy according to different working staties.
The beneficial effects of the utility model are: flowmeter adopts the control of RS484 wire communication mode to issue and combine with parameter with electric actuator, realize closed loop control, control accuracy is high, the special construction of valve has been realized the low shearing of polymer solution, high retention rate, meanwhile, its core algorithm is integrated in the single-chip microcomputer of electric actuator inside, single-chip microcomputer is according to the feedback signal of the instantaneous velocity receiving, the circulation area of autonomous regulating valve.The independently poly-amount of cumulative fluid note of electric actuator simultaneously, to realize more high-precision control requirement.
Accompanying drawing explanation
Fig. 1 is the utility model arrangement works schematic diagram.
Fig. 2 is the structural representation of control valve.
Wherein:
1. housing 2. lower valve base 3. material feeding mouth 4. discharge ports
5. upper flange 6. land 7. adjusting nut 8. bearings
9. lower flange 10. valve rod 11. steel bushing 12. guide sleeves
13. oil sealings
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing, it should be noted that, the present embodiment is narrative, is not determinate, can not limit protection domain of the present utility model with this.
A kind of injection well polymer solution Intelligent flow controller, comprise electric actuator, control valve and flowmeter, described control valve comprises housing 1, housing 1 one sides are provided with material feeding mouth 3, lower valve base 2 is installed below housing 1, and lower valve base 2 bottoms are discharge port 4, and housing upper end open place is provided with upper flange 5, upper flange 5 is bolted to connection with housing 1, and upper flange 5 upper-end surfaces are provided with land 6; In the interior upper flange of housing 15 lower end surfaces, lower flange 9 is installed, in upper flange 5, be provided with the adjusting nut 7 of overcoat bearing 8, adjusting nut 7 inwalls are provided with screw thread, and adjusting nut 7 is provided with the connecting end of keyway through upper flange 5 and land 6, and is connected with the rotary pulling device in electric actuator; In upper flange 5 and lower flange 9, be provided with and be sealed and matched and valve rod moving up and down 10, valve rod 10 afterbodys are placed in upper flange 5, valve rod 10 afterbody outer walls are provided with the outside thread corresponding with adjusting nut 7 inner threads, internal thread is meshed with outside thread, reaches the object of lifting/reduction valve rod by rotation adjusting nut; From valve rod 10 afterbodys, steel bushing 11, guide sleeve 12 and oil sealing 13 are installed between valve rod 10 necks and lower flange 9 successively; Lower valve base 2 inner chambers and valve rod 10 head outsides are oval coning tower tray line, and valve rod 10 head external frame buses can overlap with lower valve base 2 inner chamber buses, and in the time that screw rod is reduced to bottommost, valve rod 10 heads can fit tightly with lower valve base 2 inner chambers.
In the present embodiment, housing 1, lower flange 9 and valve rod 10 use 316L stainless steel to make, and are provided with AVR low-power scm in electric actuator.
The beneficial effects of the utility model are: flowmeter adopts the control of RS484 wire communication mode to issue and combine with parameter with electric actuator, realize closed loop control, control accuracy is high, the special construction of valve has been realized the low shearing of polymer solution, high retention rate, meanwhile, its core algorithm is integrated in the single-chip microcomputer of electric actuator inside, single-chip microcomputer is according to the feedback signal of the instantaneous velocity receiving, the circulation area of autonomous regulating valve.The independently poly-amount of cumulative fluid note of electric actuator simultaneously, to realize more high-precision control requirement.
Claims (4)
1. an injection well polymer solution Intelligent flow controller, comprise electric actuator, control valve and flowmeter, it is characterized in that: described control valve comprises housing, housing one side is provided with material feeding mouth, lower valve base is installed below housing, and lower valve base bottom is discharge port, and housing upper end open place is provided with upper flange, upper flange and housing are bolted to connection, and upper flange upper-end surface is provided with land; In housing, lower flange is installed in upper flange lower end surface, in upper flange, be provided with the adjusting nut of overcoat bearing, adjusting nut inwall is provided with screw thread, and adjusting nut is provided with the connecting end of keyway through upper flange and land, and is connected with the rotary pulling device in electric actuator; In upper flange and lower flange, be provided with and be sealed and matched and valve rod moving up and down, valve rod afterbody is placed in upper flange, valve rod afterbody outer wall is provided with the outside thread corresponding with adjusting nut inner thread, internal thread is meshed with outside thread, reaches the object of lifting/reduction valve rod by rotation adjusting nut; From valve rod afterbody, steel bushing, guide sleeve and oil sealing are installed between valve rod neck and lower flange successively; Lower valve base inner chamber and valve rod head outside are oval coning tower tray line, and valve rod head external frame bus can overlap with lower valve base inner chamber bus, and in the time that screw rod is reduced to bottommost, valve rod head can fit tightly with lower valve base inner chamber.
2. a kind of injection well polymer solution Intelligent flow controller according to claim 1, is characterized in that: described flowmeter is arranged on below, control valve discharge port place, and adopts RS484 wire communication with electronic actuators.
3. a kind of injection well polymer solution Intelligent flow controller according to claim 1, is characterized in that: described housing, lower flange and valve rod use 316L stainless steel to make.
4. a kind of injection well polymer solution Intelligent flow controller according to claim 1, is characterized in that: in described electric actuator, be provided with AVR low-power scm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320895195.1U CN203641630U (en) | 2013-12-27 | 2013-12-27 | Intelligent polymer solution flow controller of polymer injection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320895195.1U CN203641630U (en) | 2013-12-27 | 2013-12-27 | Intelligent polymer solution flow controller of polymer injection well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203641630U true CN203641630U (en) | 2014-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320895195.1U Expired - Fee Related CN203641630U (en) | 2013-12-27 | 2013-12-27 | Intelligent polymer solution flow controller of polymer injection well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203641630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780294A (en) * | 2018-08-31 | 2019-05-21 | 中国石油天然气股份有限公司 | Pipeline flow control device and method |
-
2013
- 2013-12-27 CN CN201320895195.1U patent/CN203641630U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780294A (en) * | 2018-08-31 | 2019-05-21 | 中国石油天然气股份有限公司 | Pipeline flow control device and method |
| CN109780294B (en) * | 2018-08-31 | 2020-05-08 | 中国石油天然气股份有限公司 | Pipeline flow control device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |