CN107844101A - A kind of rod pumped well production diagnosis optimization system and method - Google Patents
A kind of rod pumped well production diagnosis optimization system and method Download PDFInfo
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- CN107844101A CN107844101A CN201610835515.2A CN201610835515A CN107844101A CN 107844101 A CN107844101 A CN 107844101A CN 201610835515 A CN201610835515 A CN 201610835515A CN 107844101 A CN107844101 A CN 107844101A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 84
- 238000005457 optimization Methods 0.000 title claims abstract description 54
- 238000003745 diagnosis Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004458 analytical method Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000002405 diagnostic procedure Methods 0.000 abstract description 3
- 239000003208 petroleum Substances 0.000 abstract description 2
- 230000005856 abnormality Effects 0.000 description 5
- 238000012800 visualization Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by quality surveillance of production
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32015—Optimize, process management, optimize production line
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a kind of rod pumped well to produce diagnosis optimization system and method, belongs to field of petroleum exploitation, and solve traditional rod pumped well production diagnostic method causes the relatively low technical problem of production efficiency of oilfields due to the monitoring capacity difference for rod pumped well.The system includes：Harvester, it is used for the creation data for gathering rod pumped well；Diagnostic device, it is used to diagnose the production status of rod pumped well according to the creation data collected；Optimize device, it is used to instruct according to the optimal control that diagnostic result is generated for optimizing the production status of rod pumped well；Control device, it is used to optimize control to the production status of rod pumped well according to optimal control instruction；Communicator, it is used to the creation data that the harvester collects being sent to the diagnostic device, and the optimal control instruction of the optimization device generation is sent into the control device.
Description
Technical field
The present invention relates to technical field of petroleum extraction, specifically, is related to a kind of rod pumped well production diagnosis optimization system
And method.
Background technology
At present, China's oil well is more than 95% using sucker rod pump proportion of production, improves the production management technology water of rod pumped well
Flat is the core of oil well production.The operation conditions of rod pumped well will directly influence the yield in oil field, if to operating event
Barrier situation finds and handles to be likely to result in huge loss not in time, therefore, it is necessary to rod pumped well in actual production
Production status carries out real-time tracking, understanding and analysis.
At present, it is increasingly perfect to the technology in terms of rod pumped well fault diagnosis and real-time early warning, its by oil pumper and
The various parameters of well head are monitored in real time, by the various parameters monitored with the empirical value of this kind of parameter and based on this kind of parameter
Calculated value be compared, diagnosed according to comparative result to whether oil pumper breaks down, so as to breaking down
Shi Jinhang alarms.Although the diagnostic method of this production status instead of traditional dependence manual patrol and carries out to a certain extent
The mode of production status diagnosis, improves certain production efficiency.But this kind of methodological function is single and has hysteresis quality, for
The monitoring capacity of rod pumped well is poor, can only produce response after failure generation, and can only be again by manually checking after failure generation
Fault state, operation is then adjusted correspondingly to rod pumped well, causes production efficiency still relatively low, it is impossible to adapt to current oil
The needs of field production development.
Therefore, need a kind of production efficiency that can effectively improve rod pumped well badly, production can be optimized, realize energy-saving
Rod pumped well production diagnosis optimization system and method.
The content of the invention
It is an object of the invention to provide a kind of rod pumped well to produce diagnosis optimization system and method, to solve traditional to have
Bar pump sump produces diagnostic method due to causing the relatively low technical problem of production efficiency of oilfields for the monitoring capacity difference of rod pumped well.
The present invention provides a kind of rod pumped well production diagnosis optimization system, and the system includes：
Harvester, it is used for the creation data for gathering rod pumped well；
Diagnostic device, it is used to diagnose the production status of rod pumped well according to the creation data collected；
Optimize device, it is used to generate the optimization for optimizing the production status of rod pumped well according to diagnostic result
Control instruction；
Control device, it is used to optimize control to the production status of rod pumped well according to optimal control instruction；
Communicator, it is used to the creation data that the harvester collects being sent to the diagnostic device, by institute
The optimal control instruction for stating optimization device generation is sent to the control device.
The creation data of the rod pumped well of the harvester collection includes：Indicator card, stroke, spurt, current of electric, electricity
Electromechanical pressure, well head oil pressure, surface casing pressure, fluid temperature uphole and angular displacement.
The harvester includes：Indicator, pressure transmitter, temperature transmitter and power measuring.
The communicator passes through radio station, GPRS communications, CDMA communications, wireless bridge or wired fiber optic communications network
Carry out the transmission of the creation data and optimal control instruction.
The control device is instructed being taken out rod pumped well rod pumped well according to the optimal control, self-adapting operation is joined
Number, the frequency control of motor, excessively stream and power-off optimize control, and carry out automatic alarm.
Rod pumped well production diagnosis optimization system provided by the invention, in addition to：
Display device, it is used for the diagnosis knot drawn to the creation data of harvester collection and the diagnostic device
Fruit is shown.
The present invention also provides a kind of rod pumped well production diagnosis optimization method, and this method includes：
Gather the creation data of rod pumped well；
The production status of rod pumped well is diagnosed according to the creation data collected；
Instructed according to the optimal control that diagnostic result is generated for being optimized to the production status of rod pumped well；
Control is optimized to the production status of rod pumped well according to optimal control instruction.
The creation data of the rod pumped well of the collection includes：Indicator card, stroke, spurt, current of electric, electric moter voltage,
Well head oil pressure, surface casing pressure, fluid temperature uphole and angular displacement.
Include the step of the production status to rod pumped well optimizes control：
Instructed according to the optimal control being taken out rod pumped well rod pumped well, the change of self-adapting operation parameter, motor
Frequency modulation speed, excessively stream and power-off optimize control, and carry out automatic alarm.
Further, it is determined that the method for the self-adapting operation parameter is as follows：
Motor speed optimization, optimization method in cycle are carried out according to Pumping Unit parameter and motor characteristic parameter and are based on work(
Rate curve expansion, suspension point rate curve optimization and Fourier expansion approach, by motion analysis, loading analysis, torsional analysis and
The coupling analysis of power analysis, optimization form adaptive driving parameter optimization result.
Further, according to diagnostic result generation optimal control instruction, the determination of its self-adapting operation parameter in step 103
Speed change frequency adjustment range is 5~60Hz of average frequency in parameter.
Rod pumped well production diagnosis optimization system and method provided in an embodiment of the present invention, by many-sided to rod pumped well
Creation data carry out collection in real time and analyzing and diagnosing and targetedly optimize control, realize for rod pumped well failure
Timely respond to and handle, and control is optimized to it according to the production status of rod pumped well in real time, realize the remote of rod pumped well
Process control, for production, commander provides decision support, realizes remote production operation visualization, and production operation automation, improves
The production efficiency of rod pumped well, lie well time and well rate of lying are reduced, production is optimized, realizes energy-saving.
Other features and advantages of the present invention will be illustrated in the following description, also, partial becomes from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by specification, rights
Specifically noted structure is realized and obtained in claim and accompanying drawing.
Brief description of the drawings
In order to it is clearer explanation the embodiment of the present invention in technical scheme, in being described below to embodiment required for
Accompanying drawing does simple introduction：
Fig. 1 is the schematic diagram of rod pumped well production diagnosis optimization system provided in an embodiment of the present invention；
Fig. 2 is rod pumped well production diagnosis optimization systematic difference schematic diagram provided in an embodiment of the present invention；
Fig. 3 is the flow chart of rod pumped well production diagnosis optimization method provided in an embodiment of the present invention.
Fig. 4 be it is provided in an embodiment of the present invention generation optimal control instruction in rod pumped well self-adapting operation parameter really
Determine method.
Embodiment
Embodiments of the present invention are described in detail below with reference to drawings and Examples, and how the present invention is applied whereby
Technological means solves technical problem, and the implementation process for reaching technique effect can fully understand and implement according to this.Need to illustrate
As long as not forming conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other,
The technical scheme formed is within protection scope of the present invention.
The embodiment of the present invention provides a kind of rod pumped well production diagnosis optimization system, as shown in figure 1, the system includes：Adopt
Acquisition means 2, diagnostic device 3, optimization device 4, control device 5 and communicator 6.Wherein, harvester 2 is used to gather sucker rod pump
The creation data of well 1.Diagnostic device 3 is used for the production status according to the creation data that harvester 2 collects to rod pumped well 1
Diagnosed.The diagnostic result that optimization device 4 is used to be obtained according to diagnostic device 3 is generated for the production status to rod pumped well
The optimal control instruction optimized.Control device 5 is used to carry out the production status of rod pumped well 1 according to optimal control instruction
Optimal control.Communicator 6 is used to the creation data that harvester 2 collects being sent to diagnostic device 3, will optimize device 4
The optimal control instruction of generation is sent to control device 5.
In embodiments of the present invention, harvester 2 is by indicator, pressure transmitter, temperature transmitter and power measuring
Composition.Indicator is used to gather the indicator card of rod pumped well, stroke and spurt data, and power measuring is used to gather oil pumper
Current of electric and electric moter voltage data, pressure transmitter are used for the well head oil pressure and surface casing pressure data for gathering rod pumped well, temperature
Degree transmitter is used for the fluid temperature uphole data for gathering rod pumped well.
The creation data that communicator 6 is collected by wired or wireless way from harvester 2, then will production
Data are sent to diagnostic device 3 and optimization device 4.Communicator 6 can be communicated, wirelessly by radio station, GPRS communications, CDMA
The mode such as bridge or wired fiber optic communications network carries out the transmission of creation data.
The creation data that the real-time reception communicator 6 of diagnostic device 3 is sent, the then indicator card to rod pumped well, punching
Journey, spurt, current of electric, electric moter voltage, well head oil pressure, surface casing pressure and fluid temperature uphole data carry out data summarization and
Comprehensive analysis, so as to how judge rod pumped well production status, whether is failure, and the position broken down and failure classes
Type.
Further, rod pumped well production diagnosis optimization system provided in an embodiment of the present invention also includes：Display device, show
Showing device is used to carry out real-time display to the diagnostic result of creation data and diagnostic device, i.e., by the life of diagnostic device real-time reception
Production data are shown, and show the diagnostic result that diagnostic device obtains according to creation data simultaneously, for example, in diagnostic result just
Chang Shi, the state for showing the operation of rod pumped well are normal, when diagnostic result is failure, show the operation of rod pumped well
State is failure and the position for showing failure and fault type.
Pass through the real-time diagnosis and display of diagnostic device and display device to rod pumped well creation data, it is possible to achieve for
The visualization of the production status of rod pumped well and in real time monitoring.
Optimize the diagnostic result of the real-time reception diagnostic device of device 4 generation, shape is produced to rod pumped well based on diagnostic result
Condition is optimized, and corresponding generation optimal control instruction, and then the abnormality occurred to rod pumped well is timely responded
Processing.
Communicator 6 receives the optimal control instruction that optimization device 4 generates, and optimal control instruction then is passed through into radio
The modes such as platform, GPRS communications, CDMA communications, wireless bridge or wired fiber optic communications network are sent to control device 5.
Control device 5 is instructed being taken out rod pumped well rod pumped well according to optimal control, self-adapting operation parameter, motor
Frequency control, excessively stream and power-off optimize control, and carry out automatic alarm.For example, there is serious event in rod pumped well
During barrier, diagnostic device show that the dependent diagnostic result of catastrophe failure, optimization dress occur for rod pumped well according to the analysis of its creation data
Put according to the result generation to rod pumped well carry out power-off shutdown and alarm optimal control instruction and it is real-time by communicator
Control device is transferred to, control device instructs according to optimal control and power-off shutdown control and automatic alarm are carried out to rod pumped well.
And for example, when there is slight abnormality in rod pumped well, diagnostic device draws the phase of the slight abnormality according to the analysis of its creation data
Diagnostic result is closed, the optimal control that optimization device optimizes processing according to diagnostic result generation for the slight abnormality instructs,
Control device instructed according to optimal control rod pumped well is carried out it is corresponding between take out parameter adjustment, or change frequency modulation is carried out to motor
Speed, or other self-adapting operation parameters of adjustment rod pumped well, so as to solve the problems, such as the slight abnormality, make rod pumped well extensive
Normal oil recovery state is arrived again.
In a kind of embodiment of the present invention, as shown in Fig. 2 the function of communication unit is by remote-terminal unit 7
(Remote Terminal Unit, RTU) and data transmission network 8 realize, RTU by input/output module, data communication section point,
Power unit and accessory form with cabinet.RTU real-time receptions and the creation data of storage collection, are passed data by data
Defeated network 8 is sent to the remote monitoring center 9 at rear.
The function of diagnostic device and optimization device passes through the data server of remote monitoring center 9, computer, sucker rod pump system
System diagnosis and optimization software are realized.Remote control center 9 is recorded to the data message of collection, integrated treatment and application divide
Analysis, and real-time display, there is provided production Command Decision Support, realize remote production operation visualization, and production operation automation.Far
Range monitoring center 9 is by data transmission network 8 and RTU by optimal control instruction feedback to control device 4, the work(of control device 4
It can be realized by intelligent integral switch board.
The embodiment of the present invention also provides a kind of rod pumped well production diagnosis optimization method, as shown in figure 3, this method includes：
Step 101 is to step 104.
In a step 101, the creation data of rod pumped well is gathered；
In a step 102, the production status of rod pumped well is diagnosed according to the creation data collected；
In step 103, the optimization control for being optimized to the production status of rod pumped well is generated according to diagnostic result
System instruction；
At step 104, instructed according to optimal control and control is optimized to the production status of rod pumped well.
Further, the creation data of the rod pumped well gathered in step 101 includes：Indicator card, stroke, spurt, motor
Electric current, electric moter voltage, well head oil pressure, surface casing pressure, fluid temperature uphole, angular displacement.
Further, include the step of the production status to rod pumped well optimizes control：According to optimal control
Instruction rod pumped well rod pumped well taking out, the frequency control of self-adapting operation parameter, motor, excessively stream and power-off optimize
Control, and carry out automatic alarm.
Further, according to diagnostic result generation optimal control instruction, the determination of its self-adapting operation parameter in step 103
Optimize as shown in figure 4, carrying out motor speed in the cycle according to Pumping Unit parameter and motor characteristic parameter, optimization method is based on
Power curve expansion, the optimization of suspension point rate curve and Fourier expansion are approached, and pass through motion analysis, loading analysis, torsional analysis
Adaptive driving parameter optimization result is formed with analysis of poly-factoes coupling, optimizations such as power analysis.
Further, according to diagnostic result generation optimal control instruction, the determination of its self-adapting operation parameter in step 103
Speed change frequency adjustment range is 5~60Hz of average frequency in parameter.
Rod pumped well production diagnosis optimization system and method provided in an embodiment of the present invention, by many-sided to rod pumped well
Creation data carry out collection in real time and analyzing and diagnosing and targetedly optimize control, realize for rod pumped well failure
Timely respond to and handle, and control is optimized to it according to the production status of rod pumped well in real time, realize the remote of rod pumped well
Process control, for production, commander provides decision support, realizes remote production operation visualization, and production operation automation, improves
The production efficiency of rod pumped well, lie well time and well rate of lying are reduced, production is optimized, realizes energy-saving.
While it is disclosed that embodiment as above, but described content only to facilitate understand the present invention and adopt
Embodiment, it is not limited to the present invention.Any those skilled in the art to which this invention pertains, this is not being departed from
On the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But the scope of patent protection of the present invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (11)
- A kind of 1. rod pumped well production diagnosis optimization system, it is characterised in that including：Harvester, it is used for the creation data for gathering rod pumped well；Diagnostic device, it is used to diagnose the production status of rod pumped well according to the creation data collected；Optimize device, it is used to generate the optimal control for optimizing the production status of rod pumped well according to diagnostic result Instruction；Control device, it is used to optimize control to the production status of rod pumped well according to optimal control instruction；Communicator, it is used to the creation data that the harvester gathers being sent to the diagnostic device, by the optimization The optimal control instruction of device generation is sent to the control device.
- 2. rod pumped well production diagnosis optimization system according to claim 1, it is characterised in that the harvester collection The creation data of rod pumped well include：Indicator card, stroke, spurt, current of electric, electric moter voltage, well head oil pressure, well head set Pressure, fluid temperature uphole and angular displacement.
- 3. rod pumped well production diagnosis optimization system according to claim 1, it is characterised in that the harvester bag Include：Indicator, pressure transmitter, temperature transmitter and power measuring.
- 4. rod pumped well production diagnosis optimization system according to claim 1, it is characterised in that the communicator passes through Radio station, GPRS communications, CDMA communications, creation data described in wireless bridge or wired fiber optic communications network transmission and described excellent Change control instruction.
- 5. rod pumped well according to claim 1 production diagnosis optimization system, it is characterised in that the control device according to Optimal control instruction rod pumped well rod pumped well taking out, the frequency control of self-adapting operation parameter, motor, excessively stream and Power-off optimizes control, and carries out automatic alarm.
- 6. rod pumped well production diagnosis optimization system according to claim 1, it is characterised in that also include：Display device, it is used to enter the diagnostic result that the creation data of harvester collection and the diagnostic device are drawn Row display.
- A kind of 7. rod pumped well production diagnosis optimization method, it is characterised in that including：Gather the creation data of rod pumped well；The production status of rod pumped well is diagnosed according to the creation data collected；Instructed according to the optimal control that diagnostic result is generated for being optimized to the production status of rod pumped well；Control is optimized to the production status of rod pumped well according to optimal control instruction.
- 8. rod pumped well production diagnosis optimization method according to claim 7, it is characterised in that the sucker rod pump of the collection The creation data of well includes：Indicator card, stroke, spurt, current of electric, electric moter voltage, well head oil pressure, surface casing pressure, well head stream Temperature and angular displacement.
- 9. rod pumped well production diagnosis optimization method according to claim 7, it is characterised in that described to rod pumped well Production status the step of optimizing control include：Instructed according to the optimal control being taken out rod pumped well rod pumped well, the change frequency modulation of self-adapting operation parameter, motor Speed, excessively stream and power-off optimize control, and carry out automatic alarm.
- 10. rod pumped well production diagnosis optimization method according to claim 9, it is characterised in that determine described adaptive The method of operational factor is as follows：Motor speed optimization in cycle is carried out according to Pumping Unit parameter and motor characteristic parameter, it is bent that optimization method is based on power Line expansion, the optimization of suspension point rate curve and Fourier expansion are approached, and pass through motion analysis, loading analysis, torsional analysis and power The coupling analysis of analysis, optimization form adaptive driving parameter optimization result.
- 11. rod pumped well production diagnosis optimization method according to claim 9, it is characterised in that the self-adapting operation Speed change frequency adjustment range is average frequency 5 to 60Hz in state modulator parameter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835515.2A CN107844101B (en) | 2016-09-20 | 2016-09-20 | Production diagnosis optimization system and method for sucker-rod pump well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835515.2A CN107844101B (en) | 2016-09-20 | 2016-09-20 | Production diagnosis optimization system and method for sucker-rod pump well |
Publications (2)
| Publication Number | Publication Date |
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| CN107844101A true CN107844101A (en) | 2018-03-27 |
| CN107844101B CN107844101B (en) | 2020-05-22 |
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| CN201610835515.2A Active CN107844101B (en) | 2016-09-20 | 2016-09-20 | Production diagnosis optimization system and method for sucker-rod pump well |
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| CN101397898A (en) * | 2008-09-16 | 2009-04-01 | 中国石油化工股份有限公司江苏油田分公司 | Eccentric wear prevention method for pumping well with pole |
| CN101624908A (en) * | 2009-08-11 | 2010-01-13 | 李桂江 | Method for detecting working condition of pumping well |
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| EP2880405A1 (en) * | 2012-07-31 | 2015-06-10 | Landmark Graphics Corporation | Electric submersible pump operations |
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2016
- 2016-09-20 CN CN201610835515.2A patent/CN107844101B/en active Active
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| CN101397898A (en) * | 2008-09-16 | 2009-04-01 | 中国石油化工股份有限公司江苏油田分公司 | Eccentric wear prevention method for pumping well with pole |
| CN101624908A (en) * | 2009-08-11 | 2010-01-13 | 李桂江 | Method for detecting working condition of pumping well |
| EP2880405A1 (en) * | 2012-07-31 | 2015-06-10 | Landmark Graphics Corporation | Electric submersible pump operations |
| CN103089246A (en) * | 2013-01-25 | 2013-05-08 | 东北大学 | Dynamic liquid level measuring method of sucker-rod pumping well |
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| CN107844101B (en) | 2020-05-22 |
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