CN206158695U - Oil pumping motor -pumped well group control system - Google Patents
Oil pumping motor -pumped well group control system Download PDFInfo
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- CN206158695U CN206158695U CN201621139623.8U CN201621139623U CN206158695U CN 206158695 U CN206158695 U CN 206158695U CN 201621139623 U CN201621139623 U CN 201621139623U CN 206158695 U CN206158695 U CN 206158695U
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- pumped well
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- well group
- pumping
- oil pumper
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Abstract
The utility model provides an oil pumping motor -pumped well group control system belongs to oil field test technical field. Including the beam -pumping unit well group, formula oil pumping motor -pumped well operating mode testing arrangement is born the weight of to a plurality of non -s, the monitor control device with a plurality of contravariant terminal control unit on the dc bus connect in parallel, a plurality of non -s are born the weight of formula oil pumping motor -pumped well operating mode testing arrangement and are installed on the beam -pumping unit walking beam of each individual well of beam -pumping unit well group, and with monitor control device wireless connection, monitor control device and a plurality of contravariant terminal control unit wireless connection, the motor wired connection of a plurality of contravariant terminal control unit and each individual well beam -pumping unit of the beam -pumping unit well group that corresponds. The beneficial effects are that: best frequency of stroke is confirmed to application indicator card method, has realized the accurate regulation and control of closed loop system to the beam -pumping unit frequency of stroke, application oil pumping motor -pumped well team control device reaches energy -conserving purpose through falling each other mode of presenting of generated energy, can prevent fluctuating widely and the excessive pressure of direct current busbar voltage to can realize the transmission of electricity of not stepping up of more remote " one drag many " oil well.
Description
Technical field
This utility model is related to a kind of rod-pumped well group control system, belongs to oilfield test technical field.
Background technology
Closed loop control is the control mode for exporting feedback to be corrected according to control object, is measuring actual value with meter
When drawing value generation deviation, corrected by quota or standard.Realize that rod-pumped well closed loop control can not only lift the pipe of oil well
Reason level, mitigates the labor intensity of engineers and technicians, while having huge potentiality the aspects such as oil, consumption reduction are increased.Rod-pumped well
One major parameter of closed loop regulation and control is jig frequency, and jig frequency judgment basis have three kinds：Electrical power method, indicator diagram method, dynamic level surface method, its
Troubleshooting Theory of the middle indicator diagram method based on down-hole pump dynagraoph, algorithm is most ripe.
ZL201220222502.5 discloses a kind of rod-pumped well group control system based on dc bus, and the system is by falling
The mode that generated energy is mutually presented has reached the purpose of energy-conservation, can prevent fluctuating widely and overvoltage for DC bus-bar voltage, and
And the relatively transmission of electricity of not boosting of " one drags many " oil well at a distance can be realized, while the system realizes the closed loop control of rod-pumped well
System, closed loop control is judged jig frequency based on electrical power method, i.e., is determined by the parameter of electric machine of real-time monitoring oil pumper and pumped
The optimum operation frequency of machine, and the adjustment to pumping-unit motor frequency of supply is realized using inversion terminal controller, so as to realize
Adjustment to beam-pumping unit jig frequency.The application premise of electrical power method necessarily be in poised state, the otherwise standard of result for rod-pumped well
Really property can not be guaranteed.So-called oil pumper is in poised state, be exactly in up-down stroke motor acting it is equal, but from oil pumping
From the point of view of the practical working situation of motor-pumped well because in up-down stroke polished rod load difference, cause the work of most of rod-pumped wells
State is unbalanced state, therefore, it is relatively low that the utility model adjusts beam-pumping unit jig frequency accuracy using electrical power method.
ZL201420286938.X discloses a kind of Non-carrying type rod-pumped well working condition measurement device, by detection means, nothing
Line discharger and solar power supply apparatus are constituted, and realize the automatic on-line monitoring of indicator card, and the monitoring device is not taken out
Oil machine well work influence, can run steadily in the long term., used as the Main Basiss for judging oil well condition, the device is for showing work(for indicator card
The application of figure information rests on on-line monitoring, does not realize the real-time control to oil pumper production, causes oil pumper duty
Degree response lag, the production requirement that Anomalous character, real-time can not be met.
Utility model content
The purpose of this utility model is that the rod-pumped well group control system in order to solve based on dc bus adopts electrical power method
Jig frequency is adjusted and there is the relatively low defect of accuracy, there is provided a kind of rod-pumped well group control system based on indicator diagram method.
The technical solution of the utility model is：
This utility model rod-pumped well group control system includes oil pumper well group, some Non-carrying type rod-pumped well working condition measurements
Device, monitor controller and some inversion terminal controllers being connected in parallel on dc bus, some Non-carrying type rod-pumped wells
Working condition measurement device is arranged on the walking beam on pumping units of each individual well of oil pumper well group, and is wirelessly connected with monitor controller,
Monitor controller is wirelessly connected with some inversion terminal controllers, some inversion terminal controllers and corresponding oil pumper well group
Each individual well oil pumper motor wired connection.
Described some Non-carrying type rod-pumped well working condition measurement devices include detection means, wireless launcher and the sun
Energy electric supply installation, detection means, wireless launcher and solar power supply apparatus are arranged on the walking beam upper surface of oil pumper.
Described monitor controller includes basic data management module, indicator card data administration module, pumping-unit motor
Operational factor administration module and oil pumper running parameter regulation and control module.
Described some inversion terminal controllers include power converter main circuit, detection and protection module and Single-chip Controlling
Module, the input of power converter main circuit is connected with dc bus, the motor connection of outfan and corresponding oil pumper.
The beneficial effects of the utility model are：Determine optimum jig frequency with indicator diagram method, realize closed loop system to oil pumping
The accurate regulation and control of machine jig frequency；Next has been used based on the rod-pumped well group control device of dc bus, is mutually presented by falling generated energy
Mode reached the purpose of energy-conservation, with preventing fluctuating widely and overvoltage for DC bus-bar voltage, and can realize compared with long distance
Do not boost from " one drags many " oil well the advantage of transmission of electricity；3rd, the Non-carrying type rod-pumped well working condition measurement plant running mistake of employing
Rod-pumped well work influence is not received in journey, it is ensured that the long time stability operation of rod-pumped well group control system.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is monitor controller schematic diagram of the present utility model.
Specific embodiment
This utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, this utility model rod-pumped well group control system includes that oil pumper well group 1, some Non-carrying types are pumped
Motor-pumped well working condition measurement device 2, monitor controller 3 and some inversion terminal controllers 4, Ruo Ganfei being connected in parallel on dc bus
Bearing-type rod-pumped well working condition measurement device 2 is arranged on the walking beam on pumping units of each individual well of oil pumper well group 1, and is controlled with monitoring
Device processed 3 wirelessly connects, and monitor controller 3 is wirelessly connected with some inversion terminal controllers 4, some inversion terminal controllers
4 with the motor wired connection of each individual well oil pumper of corresponding oil pumper well group 1.
Described some Non-carrying type rod-pumped well working condition measurement devices 2 include detection means, wireless launcher and too
Positive energy electric supply installation, detection means, wireless launcher and solar power supply apparatus are arranged on the walking beam upper surface of oil pumper, can
Automatically test surface dynamometer card and indicator card information real-time radio is transferred to into monitor controller 3.
As shown in Figure 2, described monitor controller 3 includes basic data management module 31, indicator card data supervision mould
Block 32, pumping-unit motor operational factor administration module 33 and oil pumper running parameter regulation and control module 34, for receiving and process is taken out
Each individual well hole condition parameter and oil extractor operating parameter in oil machine well group 1, and ultimately form control information and send to some inversion ends
Side controller 4.
Described basic data management module 31 is used to check and more grease hole basic data, oil well production data, oil well
Physical parameter, pumpingh well parameter, oil pumping Pump data, sucker rod data.
Described indicator card data administration module 32 is used to receive some 2, Non-carrying type rod-pumped well working condition measurement devices
The surface dynamometer card information sent, and down-hole pump dynagraoph is converted into, and then determine the pump degree of filling of rod-pumped well, filled according to pump
Full scale obtains optimum jig frequency.
Described pumping-unit motor operational factor administration module 33 is used to receive some inversion terminal controllers 4 by wireless
The pumping-unit motor operational factor of transmission means transmission, is monitored in real time to oil pumper ruuning situation.
Described oil pumper running parameter regulation and control module 34 is used for complete according to optimum jig frequency and pumping-unit motor operational factor
Into the optimal-search control algorithm of electrical machine energy-saving operation, and the control information of formation is wirelessly transmitted to corresponding some inverse
Transformer terminals controller 4.
Described some inversion terminal controllers 4 include power converter main circuit, detection and protection module and single-chip microcomputer control
Molding block, the input of power converter main circuit is connected with dc bus, the motor connection of outfan and corresponding oil pumper.If
Dry inversion terminal controller 4 is used to detect pumping-unit motor operational factor, and oil extractor operating parameter is wirelessly passed
Transport to the pumping-unit motor operational factor administration module 33 in monitor controller 3, and the control sent according to monitor controller 3
Direct current energy is converted to AC energy by information processed, and for pumping-unit motor AC energy is provided, so as to realize to oil pumper and drive
The energy-saving efficiency for automatically controlling and improving system of the working condition of galvanic electricity machine.
During work, the surface dynamometer card for measuring is passed through wireless parties by some Non-carrying type rod-pumped well working condition measurement devices 2
Formula transmits the indicator card data administration module 32 into monitor controller 3, and some inversion terminal controllers 4 are by the oil pumping for measuring
Machine motor operating parameter is by wireless transmission to pumping-unit motor operational factor administration module 33, indicator card data prison
Tube module 32 calls the relevant parameter in basic data management module 31, and surface dynamometer card is converted to into down-hole pump dynagraoph, and then
Determine the pump degree of filling of rod-pumped well, and optimum jig frequency is obtained according to pump degree of filling；Oil pumper running parameter regulates and controls module 34
The optimal-search control algorithm of electrical machine energy-saving operation is completed according to optimum jig frequency and pumping-unit motor operational factor, control information is formed, and
Control information is wirelessly transmitted to some inversion terminal controllers 4, some inversion terminal controllers 4 are according to monitoring control
Direct current energy is converted to AC energy by the control information that device processed 3 sends, and AC energy is provided for pumping-unit motor, so as to reality
Now to the energy-saving efficiency for automatically controlling and improving system of the working condition of oil pumper and motor.
Claims (4)
1. a kind of rod-pumped well group control system, including oil pumper well group (1), some Non-carrying type rod-pumped well working condition measurement devices
(2), monitor controller (3) and some inversion terminal controllers (4) for being connected in parallel on dc bus, is characterized in that：It is some non-
Bearing-type rod-pumped well working condition measurement device (2) on the walking beam on pumping units of each individual well of oil pumper well group (1), and with prison
Survey control device (3) wirelessly to connect, monitor controller (3) is wirelessly connected with some inversion terminal controllers (4), some inversions
The motor wired connection of terminal controller (4) and each individual well oil pumper of corresponding oil pumper well group (1).
2. a kind of rod-pumped well group control system according to claim 1, is characterized in that：Described some Non-carrying types oil pumping
Motor-pumped well working condition measurement device (2) includes detection means, wireless launcher and solar power supply apparatus, detection means, wireless sends out
Injection device and solar power supply apparatus are arranged on the walking beam upper surface of oil pumper.
3. a kind of rod-pumped well group control system according to claim 1, is characterized in that：Described monitor controller (3)
Including basic data management module (31), indicator card data administration module (32), pumping-unit motor operational factor administration module
(33) and oil pumper running parameter regulation and control module (34).
4. a kind of rod-pumped well group control system according to claim 1, is characterized in that：Described some inversion terminal controls
Device (4) includes power converter main circuit, detection and protection module and single chip control module, the input of power converter main circuit
It is connected with dc bus, the motor connection of outfan and corresponding oil pumper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621139623.8U CN206158695U (en) | 2016-10-19 | 2016-10-19 | Oil pumping motor -pumped well group control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621139623.8U CN206158695U (en) | 2016-10-19 | 2016-10-19 | Oil pumping motor -pumped well group control system |
Publications (1)
| Publication Number | Publication Date |
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| CN206158695U true CN206158695U (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621139623.8U Active CN206158695U (en) | 2016-10-19 | 2016-10-19 | Oil pumping motor -pumped well group control system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542156A (en) * | 2017-09-21 | 2019-03-29 | 中国石油天然气股份有限公司 | The determination method and device of the combined regulating strategy of more pumping units |
| CN109826615A (en) * | 2017-11-20 | 2019-05-31 | 中国石油化工股份有限公司 | Oil well energy saving production control system |
| CN109973057A (en) * | 2018-12-16 | 2019-07-05 | 淄博京科电气有限公司 | Switched reluctance machines direct current group control system used for oil extractor |
| CN114109313A (en) * | 2021-11-15 | 2022-03-01 | 西安交通大学 | Digital oil pumping unit intelligent control method and system based on double stepping method |
| CN114718514A (en) * | 2021-01-06 | 2022-07-08 | 中国石油化工股份有限公司 | Beam-pumping unit direct current bus group control algorithm based on power weighted prediction |
| CN114718514B (en) * | 2021-01-06 | 2024-05-17 | 中国石油化工股份有限公司 | Beam-pumping unit direct current busbar group control algorithm based on power weighted prediction |
-
2016
- 2016-10-19 CN CN201621139623.8U patent/CN206158695U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542156A (en) * | 2017-09-21 | 2019-03-29 | 中国石油天然气股份有限公司 | The determination method and device of the combined regulating strategy of more pumping units |
| CN109542156B (en) * | 2017-09-21 | 2020-09-08 | 中国石油天然气股份有限公司 | Method and device for determining joint regulation and control strategy of multiple pumping units |
| CN109826615A (en) * | 2017-11-20 | 2019-05-31 | 中国石油化工股份有限公司 | Oil well energy saving production control system |
| CN109973057A (en) * | 2018-12-16 | 2019-07-05 | 淄博京科电气有限公司 | Switched reluctance machines direct current group control system used for oil extractor |
| CN114718514A (en) * | 2021-01-06 | 2022-07-08 | 中国石油化工股份有限公司 | Beam-pumping unit direct current bus group control algorithm based on power weighted prediction |
| CN114718514B (en) * | 2021-01-06 | 2024-05-17 | 中国石油化工股份有限公司 | Beam-pumping unit direct current busbar group control algorithm based on power weighted prediction |
| CN114109313A (en) * | 2021-11-15 | 2022-03-01 | 西安交通大学 | Digital oil pumping unit intelligent control method and system based on double stepping method |
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