CN206129249U - Automatic water injection device of multistation - Google Patents
Automatic water injection device of multistation Download PDFInfo
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- CN206129249U CN206129249U CN201621040520.6U CN201621040520U CN206129249U CN 206129249 U CN206129249 U CN 206129249U CN 201621040520 U CN201621040520 U CN 201621040520U CN 206129249 U CN206129249 U CN 206129249U
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- water injection
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Abstract
The utility model provides an automatic water injection device of multistation belongs to oil field oil recovery factory well head water injection technology field. The device is including total inlet tube, well water injection pipe, electric actuator, valve position selection mechanisms, water injection restriction valve, well flowmeter, thermometer, pressure gauge, local control ware, remote control ware etc. Every water injection well water injection rate parameter of remote control ware is received to the local control ware, and local control ware touchstone S -parameter output turns into the water injection restriction valve's of every water injection well valve position setting value. Unmanned on duty's between the water injection automatic water injection operation can be realized simultaneously to the disposable investment and the working costs of the device's use lowering system, reduces intensity of labour by a wide margin.
Description
Technical field
The utility model is related to oil extraction in oil field factory well head water injection technology field, particularly relates to a kind of multistation automatic water filling dress
Put.
Background technology
After putting into production, with the growth of recovery time, oilbearing stratum energy itself is constantly disappeared oil recovery factory's well head
Consumption, causes formation pressure constantly to decline, and underground crude oil deaerates in a large number, causes viscosity to increase, and oil well output greatly reduces,
Even meeting stop-spraying stops production, and causes a large amount of dead oils that underground remains to be exploited.Cause to make up the liquid such as extraction crude oil
Underground it is in debt, keep or improve formation pressure, realize oil field stable high yield, and obtain certain recovery ratio, need according to work
Skill needs to carry out water injection work to oil-producing region.The water source of water filling is generally from the multi-purpose station or terminal of oil-producing region, and water source Jing adds
The well control room in region is delivered to after pressure, heat treatment, the control room is typically placed side by side with the metering room for region oil well
So as to management service.The water injection work of water injection well is more importantly to every in addition to needing to ensure certain pressure and temperature
A bite water injection well also needs to the water injection rate according to state of the art guarantee daily and monthly.At present each oil field is general in water filling control room
There are a manually and automatically two methods all over what is adopted, manual mode is the flow value that obtains of the flow measurement installed according to every mouthful of well by people
Work periodically adjusts manually-operated gate；Automated manner be then on each well passage with the supporting installation electric control valve of flowmeter, should
Electric control valve can according on the spot or remote setting flow target value realize valve position adjust, to meet the water filling of every mouthful of well saliva well
Process requirements.The personnel labor intensity that wherein manual mode needs is larger, and not in place is likely to cause water filling due to patrolling and examining
Amount cannot ensure；Although and automated manner can realize automatic water filling, needing all to be equipped with electric control valve to every mouth well
And its correspondence control loop, greatly, equipment later stage operation and maintenance cost is also high for one-time investment.The water injection work of oil recovery is although technique
Maturation, equipment is uncomplicated, but because water injection well quantity is a lot, every mouth water injection well is required for independent Dynamic Water Injection amount to adjust
Require, it is larger to the labour intensity of on-site personnel, and also the sense of responsibility to Operation and Maintenance person has very strong demand.Realize water filling
Between automatic water filling be solve this problem some approach, be also to realize unattended necessary function between water filling.Conventional
Automatic water filling is provided with independent governor motion and closed loop controller to every mouth well, and cost of investment and maintenance occupy height not
Under.Therefore, being badly in need of one kind can realize unattended automatic water filling operation between water filling, and substantially reduce the disposable throwing of system
The water filling device and method of money and operating cost.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of multistation automatic water filling device.The weight of water filling well operations
Point is to ensure daily water-injection rate or the moon total water injection rate, not high to instantaneous delivery and dynamic characteristic requirement, based on this work characteristics,
The distinguishing feature of the utility model device and its control method is that package unit is only replaced using an electric operator to simulate
For artificial Flow-rate adjustment working condition.Device is being met on the premise of many water injection wells complete unattended automatic water filling, greatly
Number of devices and control loop number are reduced greatly, and the cost efficiency target to realizing oil extraction in oil field factory is greatly facilitated effect.
The device includes water inlet manifold, well water injection pipe, electric operator, the selection mechanism of valve position, water filling flow-limiting valve, water
Well stream gauge, thermometer, pressure gauge, Local Controller and remote controllers；Water inlet manifold is branched off into more than one well note
Water pipe, installs well flow meter and water filling flow-limiting valve on well water injection pipe, well water injection pipe injects water into water injection well, water inlet manifold
Upper installation thermometer and pressure gauge, valve position selection mechanism controls water filling flow-limiting valve, electric operator by electric operator
End be connected with water filling flow-limiting valve handle by the retractable pawl disk controlled with bearing pin electromagnetic switch, electric operator connection
Encoder, remote controllers are controlled by Local Controller to automatic water filling device.
Wherein, water inlet manifold is the main pipe rail for each well-water supplies, and function is by from oil-producing region multi-purpose station or transfer
Water source is introduced after the pressurized, hyperthermic treatment stood, and is carried out water operation by device and is delivered to each water injection well.
The selection mechanism of valve position is connected with electric operator, by the way that electric operator is rotated, and coordinates each water filling to limit
The proximity switch of stream valve realizes the position positioning with the multiple water filling flow-limiting valves being circular layout.
Electric operator rotates and is positioned to the water filling flow-limiting valve for adjusting by the selection mechanism of valve position.Electric operator
For adjusting the valve position of all of water filling flow-limiting valve on the device, and every time operation is only completed the behaviour to a water filling flow-limiting valve
Make.The end of electric operator is provided with the retractable pawl disk with the control of bearing pin electromagnetic switch to be used for and water filling flow-limiting valve
Handle connects.
Well water injection pipe can be multiple, and one end is connected on water inlet manifold, and the pipeline of the other end is corresponded to respectively accordingly respectively
Individual water injection well, function is the water injection rate for providing process requirements for each water injection well.Water filling current limliting is installed on each well water injection pipe
Valve and well flow meter, water filling flow-limiting valve is common manual modulation valve, and rear realization rotation can be combined with electric operator end
Modulation section, well flow meter is used to detect the water injection rate of each well water injection pipe.
Thermometer, pressure gauge are arranged on water inlet manifold, for monitoring water inlet manifold into the temperature and pressure at device water source
Force parameter, completes necessary parameter measurement and statistics.
Local Controller is made up of computer processor, signal I/O interfaces, communication component, is responsible for all on harvester
The electric signal related to water filling, while closed-loop control is carried out to water filling instantaneous flow and cumulative amount by the calculating of controller, and
Output completes the monitoring to whole device running status to electric operator, the control signal of valve position selection mechanism.
Remote controllers are made up of computer processor, communication component, man-machine interface part etc., are to complete unmanned
The necessary part of automatic water filling a, remote controllers can carry out data friendship by wireless telecommunications and multiple stage Local Controller
Change, realize realizing the water injection rate setting and change of all water injection wells to being connected in Central Control Room or control machine room, and can be defeated
Go out related data.
Using the control method of the device, mainly comprise the steps：
(1) Local Controller according to presetting or real-time reception from remote controllers each water injection well water injection rate
Parameter, compared with the water injection rate detected with well flow meter on corresponding each well water injection pipe, is realized by Local Controller
Water yield closed-loop control, Local Controller parameter output is converted into the valve position setting value of the water filling flow-limiting valve of each water injection well, to needing
The water injection well to be adjusted, selects structure that electric operator is rotated into water filling limit corresponding to target water injection well by valve position
Stream valve, during the selection mechanism of valve position is rotated electric operator, retractable pawl disk withdraws；
(2) after the completion of positioning, retractable pawl disk stretches out and completes to be connected with water filling flow-limiting valve handle, then by electronic execution
Mechanism drives water filling flow-limiting valve to reach and specifies valve position, and the angle of each water filling current limliting valve regulation is by the coding after electric operator
Device completes to record and realize water filling flow-limiting valve valve seat opening correspondence；
(3) retractable pawl disk withdraws after the completion of adjusting, and by rotational positioning the regulation of next water filling flow-limiting valve is carried out.
The multistation automatic water filling device core is to come water inlet manifold conveying according to the water injection rate demand of each well
Water source by be set for distribution.Because water injection rate and underground are relatively a behaviour not high to requirement of real-time to the demand of water filling
Make, the utility model employs the design of simulation manual inspection adjustment.
Valve position selection mechanism is coordinated to complete to each well water filling on automatic water filling device using an electric operator
The Flow-rate adjustment of pipe water filling flow-limiting valve.After system brings into operation, using electric operator to each water filling flow-limiting valve valve position
The corresponding encoder values of minimax aperture are measured and demarcated, and calibration process terminates, and manually no longer operate water filling flow-limiting valve,
Ensure that water filling flow-limiting valve valve position does not change before next adjust automatically.
Above-mentioned technical proposal of the present utility model has the beneficial effect that：
1st, do not need oil producing operation personnel that manual flow adjustment is all carried out to every mouthful of well saliva well, can be by setting on the spot
Or the mode of remote setting is automatically performed the water injection rate control of every mouthful of well saliva well, substantially reduces person works' intensity, improves water filling
Control accuracy and reliability.
2nd, multistation automatic water filling device can greatly improve the equipment centralized management degree between water filling, while being reduced to every
Individual water injection well is equipped with the investment cost and maintenance cost of separately adjustable valve and control loop.
3rd, wireless telecommunications and remote controllers are coordinated, it is possible to achieve the concentration remote management to the well of extensive area,
Complete the control of automatic water filling amount and water injection rate form collect and data statistics, realize few people or it is unmanned in the case of, can
Analysis being hidden for DP technology and ground, more accurate data support is provided.
Description of the drawings
Fig. 1 is multistation automatic water filling device structural representation of the present utility model；
Fig. 2 is that multistation automatic water filling device well water injection pipe annular array system of the present utility model arranges schematic diagram
One；
Fig. 3 is that multistation automatic water filling device well water injection pipe annular array system of the present utility model arranges schematic diagram
Two；
Fig. 4 is the utility model multistation automatic water filling device control flow chart；
Fig. 5 is the utility model control function schematic diagram on the spot；
Fig. 6 is the utility model remote controllers functional schematic.
Wherein：1- water inlet manifolds；2- well water injection pipes；3- electric operators；The position selection mechanism of 4- valves；5- water filling current limlitings
Valve；6- well flow meters；7- thermometers；8- pressure gauges；9- water injection wells；10- band bearing pin electromagnetic switch；11- encoders；12- can
Telescopic claw disk.
Specific embodiment
To make the technical problems to be solved in the utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And specific embodiment is described in detail.
The utility model provides a kind of multistation automatic water filling device.
As shown in Fig. 1 and Fig. 2, Fig. 3, water inlet manifold 1 is branched off into more than one well water injection pipe 2, well in the device
Well flow meter 6 and water filling flow-limiting valve 5 are installed, well water injection pipe 2 injects water into water injection well 9, on water inlet manifold 1 on water injection pipe 2
Thermometer 7 and pressure gauge 8 are installed, valve position selection mechanism 4 controls water filling flow-limiting valve 5, electronic execution machine by electric operator 3
The end of structure 3 is connected by the retractable pawl disk 12 controlled with bearing pin electromagnetic switch 10 with the handle of water filling flow-limiting valve 5, electronic execution
Mechanism 3 connects encoder 11, and remote controllers are controlled by Local Controller to automatic water filling device.
Wherein, water inlet manifold 1 is the main pipe rail supplied water for each water injection well 9, function be by from oil-producing region multi-purpose station or
Water source is introduced after the pressurized of terminal, hyperthermic treatment, is carried out water operation by device and is delivered to each water injection well 9.
Valve position selection mechanism 4 is connected with electric operator 3, by the way that electric operator 3 is rotated, and coordinates each water filling
The proximity switch of flow-limiting valve 5 realizes the position positioning with the multiple water filling flow-limiting valves 5 being circular layout.
Electric operator 3 rotates and is positioned to the water filling flow-limiting valve 5 for adjusting by valve position selection mechanism 4.Electronic execution
Mechanism 4 is used to adjust the valve position of all of water filling flow-limiting valve 5 on the device, and every time operation is only completed to a water filling flow-limiting valve
5 operation.The end of electric operator 3 be provided with bearing pin electromagnetic switch 10 control retractable pawl disk 12 be used for
The handle of water filling flow-limiting valve 5 connects.
Well water injection pipe 2 can be multiple, and one end is connected on water inlet manifold 1, and the pipeline of the other end is corresponded to respectively accordingly
Each water injection well 9, function is the water injection rate for providing process requirements for each water injection well 9.Water filling is installed on each well water injection pipe 2
Flow-limiting valve 5 and well flow meter 6, water filling flow-limiting valve 5 is common manual modulation valve, can be combined with the end of electric operator 3
Realize that rotation is adjusted afterwards, well flow meter 6 is used to detect the water injection rate of each well water injection pipe 2.
Thermometer 7, pressure gauge 8 are arranged on water inlet manifold 1, for monitoring water inlet manifold 1 into the temperature at device water source
And pressure parameter, complete necessary parameter measurement and statistics.
Local Controller is made up of computer processor, signal I/O interfaces, communication component, as shown in figure 5, controlling on the spot
Device is responsible for all electric signals related to water filling on harvester, while by the way that the calculating of controller is to water filling instantaneous flow and tires out
Metering carries out closed-loop control, and exports to electric operator 3, the control signal of valve position selection mechanism 4, and completes to whole dress
Put the monitoring of running status.
As shown in fig. 6, remote controllers are made up of computer processor, communication component, man-machine interface part etc., it has been
Into the necessary part of unmanned automatic water filling, a remote controllers can be entered by wireless telecommunications with multiple stage Local Controller
Row data exchange, realizes the water injection rate setting of all water injection wells 9 to being connected being realized in Central Control Room or control machine room and being become
More, and exportable related data.
As shown in figure 4, as follows using the control method step of the device：
(1) Local Controller according to presetting or real-time reception from remote controllers each water injection rate of water injection well 9
Parameter, compared with the water injection rate detected with well flow meter 6 on corresponding each well water injection pipe 2, by Local Controller reality
Existing water yield closed-loop control, Local Controller parameter output is converted into the valve position setting value of the water filling flow-limiting valve 5 of each water injection well 9,
The water injection well 9 being adjusted to needs, selects structure 4 electric operator 3 to be rotated to the correspondence of target water injection well 9 by valve position
Water filling flow-limiting valve 5, during valve position selection mechanism 4 is rotated electric operator 3, retractable pawl disk 12 withdraws；
(2) after the completion of positioning, retractable pawl disk 12 stretches out and completes to be connected with the handle of water filling flow-limiting valve 5, is then held by electronic
Row mechanism 3 drives water filling flow-limiting valve 5 to reach and specifies valve position, after the angle that each water filling flow-limiting valve 5 is adjusted is by electric operator 3
Encoder 11 complete to record and realize the valve seat opening of water filling flow-limiting valve 5 correspondence；
(3) retractable pawl disk 12 withdraws after the completion of adjusting, and by rotational positioning the regulation of next water filling flow-limiting valve 5 is carried out.
In operation, valve position selection mechanism 4 is coordinated to complete to automatic water filling device using an electric operator 3
The Flow-rate adjustment of upper each well water injection pipe water filling flow-limiting valve 5.
After system brings into operation, using minimax aperture pair of the electric operator 3 to each valve position of water filling flow-limiting valve 5
The encoder values answered are measured and demarcated, and calibration process terminates, and manually no longer operate water filling flow-limiting valve 5, it is ensured that water filling current limliting
The valve position of valve 5 does not change before next adjust automatically.
The above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of without departing from principle described in the utility model, some improvements and modifications can also be made, these improvement
Protection domain of the present utility model is also should be regarded as with retouching.
Claims (5)
1. a kind of multistation automatic water filling device, it is characterised in that：Including water inlet manifold (1), well water injection pipe (2), electronic hold
Row mechanism (3), valve position selection mechanism (4), water filling flow-limiting valve (5), well flow meter (6), thermometer (7), pressure gauge (8), just
Ground controller and remote controllers；Water inlet manifold (1) is branched off into more than one well water injection pipe (2), on well water injection pipe (2)
Well flow meter (6) and water filling flow-limiting valve (5) are installed, well water injection pipe (2) injects water into water injection well (9), on water inlet manifold (1)
Thermometer (7) and pressure gauge (8) are installed, valve position selection mechanism (4) controls water filling flow-limiting valve (5) by electric operator (3),
The end of electric operator (3) is by the retractable pawl disk (12) with bearing pin electromagnetic switch (10) control and water filling flow-limiting valve
(5) handle connection, electric operator (3) connection encoder (11), remote controllers are by Local Controller to automatic water filling
Device is controlled.
2. multistation automatic water filling device according to claim 1, it is characterised in that：The electric operator (3) is led to
Cross valve position selection mechanism (4) and rotate and be positioned to the water filling flow-limiting valve (5) for adjusting.
3. multistation automatic water filling device according to claim 1, it is characterised in that：The water filling flow-limiting valve (5) is hand
Dynamic regulating valve.
4. multistation automatic water filling device according to claim 1, it is characterised in that：The Local Controller is by computer
Processor, signal I/O interfaces, communication component composition, are responsible for all electric letters related to water filling on collection automatic water filling device
Number, closed-loop control is carried out to water filling instantaneous flow and cumulative amount by calculating, and export to electric operator (3) and the selection of valve position
The control signal of mechanism (4).
5. multistation automatic water filling device according to claim 1, it is characterised in that：The remote controllers include calculating
Machine processor, communication component, man-machine interface part a, remote controllers are carried out by wireless telecommunications with multiple stage Local Controller
Data exchange, the water injection rate for realizing all water injection wells (9) in Central Control Room or control machine room to being connected sets and change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040520.6U CN206129249U (en) | 2016-09-06 | 2016-09-06 | Automatic water injection device of multistation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040520.6U CN206129249U (en) | 2016-09-06 | 2016-09-06 | Automatic water injection device of multistation |
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| Publication Number | Publication Date |
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| CN206129249U true CN206129249U (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621040520.6U Active CN206129249U (en) | 2016-09-06 | 2016-09-06 | Automatic water injection device of multistation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106223913A (en) * | 2016-09-06 | 2016-12-14 | 北京科技大学 | A kind of multistation automatic water filling device and control method thereof |
-
2016
- 2016-09-06 CN CN201621040520.6U patent/CN206129249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106223913A (en) * | 2016-09-06 | 2016-12-14 | 北京科技大学 | A kind of multistation automatic water filling device and control method thereof |
| CN106223913B (en) * | 2016-09-06 | 2018-07-06 | 北京科技大学 | A kind of multistation automatic water filling device and its control method |
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