CN104166403A - Adjustment control device and method for balance vernier of oil pumping unit - Google Patents
Adjustment control device and method for balance vernier of oil pumping unit Download PDFInfo
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- CN104166403A CN104166403A CN201310184886.5A CN201310184886A CN104166403A CN 104166403 A CN104166403 A CN 104166403A CN 201310184886 A CN201310184886 A CN 201310184886A CN 104166403 A CN104166403 A CN 104166403A
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Abstract
An adjustment control device and method for a balance vernier of an oil pumping unit are disclosed. For overcoming defects in balance adjustment of a traditional oil pumping unit, the adjustment control device comprises a vernier execution control assembly and a ground acquisition analysis control assembly. The vernier execution control assembly uses stored solar energy as power supply, and control communication is performed between the vernier execution control assembly and the ground acquisition analysis control assembly in a wireless communication manner. The ground acquisition analysis control assembly transmits an instruction to the vernier execution control assembly and controls movement of the balance vernier by acquiring and analyzing balance parameters of the oil pumping unit, and therefore balance of the oil pumping unit can be adjusted. The corresponding control method is also disclosed. The beneficial effects of the adjustment control device and method for the balance vernier of the oil pumping unit are that no external power supply is required, problems of potential safety hazards and short service life of an electric cable are solved, a balance degree adjustment range of the oil pumping unit is enlarged, and the automation degree of the system is simultaneously improved.
Description
Technical field
The present invention relates to a kind of walking-beam pumping unit balance vernier, especially relate to the control set for adjusting and the control method thereof that a kind ofly there is data acquisition and the analysis and Control modules such as oil pumper electric parameter, load, pressure, utilize the balance of well pumping unit vernier that wireless communication technology controls.
Background technology
For the motion control of its balance vernier of autonomic balance walking-beam pumping unit, the technology adopting is at present to use external 220/380V power supply, by stirring corresponding control knob in the switch board of ground, analyze via PLC, output control signal, triggers corresponding relay or contactor action, driven equilibrium vernier dragging motor forward or reverse, thereby control advancing or retreating of balance vernier, reach the object that regulates balance of well pumping unit.Its shortcoming is:
1, divide and use 220/380V power supply at oil pumping tail beam balance vernier mobile control division, propulsion system are alternating current generator, and are wired connection, and energy consumption is larger, and easily there is power lead bending fracture, the quality problems such as probably cause electric leakage, electric shock and other safety accidents and cannot move;
2, balance vernier effective travel is shorter, so that regulates the scope of balance of well pumping unit degree less;
3, control device volume is larger, on-the-spot installation, maintenance inconvenience;
4, intelligent, integrated degree is lower, operation is comparatively complicated.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of intelligent degree is high, fitting operation facilitates and use safe balance of well pumping unit vernier control set for adjusting and control method thereof.
The technical solution adopted for the present invention to solve the technical problems is: the control set for adjusting of balance of well pumping unit vernier, comprise vernier execution control assembly and ground acquisition analysis and Control assembly, vernier is carried out and is controlled assembly taking solar energy storage as power supply, and and ground acquisition analysis and Control assembly between adopt wireless communication mode to control to contact; Ground acquisition analysis and Control assembly, by balance of well pumping unit degree parameter is gathered and analyzed, is carried out the movement of controlling assembly transmission instruction control balance vernier in order to regulate balance of well pumping unit to vernier.
Vernier is carried out control assembly and is comprised solar panel, accumulator, battery charging and discharging controller, Venier controller, electric machine controller and motor, antenna.Wherein, vernier is carried out and is controlled the energy that assembly obtains solar panel by battery charging and discharging controller accumulator is charged, and accumulator provides electric power for Venier controller and electric machine controller.
The running status of Venier controller based on analyzing oil pumper, controls electric machine controller drive motor forward or reversion, controls advancing or retreating mobile in order to regulate balance of well pumping unit of balance vernier.
Vernier is carried out control assembly and is also comprised vernier moving limit position detecting unit, in the time that balance vernier moves arrival extreme position, moves and stops.Vernier moving limit position detecting unit comprises that vernier retreats extreme position switch, the vernier extreme position switch that advances.
Ground acquisition analysis and Control assembly comprises ground acquisition analyzer-controller, and connection judges current detecting unit and the man-machine interface of quality of balance based on detecting pumping-unit motor current signal, vernier is carried out control assembly the related data of balance adjustment is sent to ground acquisition analyzer-controller, and shows and data storage in man-machine interface.
Ground acquisition analysis and Control assembly also comprises load transducer and pressure transducer, oil pumper load signal and pressure signal that ground acquisition analyzer-controller gathers by accepting load transducer and pressure transducer, the load-position diagram of drawing out oil pumper shows in man-machine interface.Pumping-unit motor current signal, the load signal of load transducer, the pressure signal of pressure transducer, motor voltage signal that ground acquisition analysis and Control assembly gathers current detecting unit, vernier is carried out and is controlled just balance slider position signal, walking beam dip angle signal, battery tension signal of assembly, motor controller controls status signal, carries out data transmission by telecommunication module and host computer.
The control method of balance of well pumping unit vernier control set for adjusting, comprises the following steps:
1) start operation oil pumper and ground acquisition analyzer-controller;
2) receive walking beam dip angle signal that Venier controller sends and calculate the quality of balance of oil pumper according to the pumping-unit motor current signal of current detecting unit collection and ground acquisition analyzer-controller, judge whether quality of balance numerical value is less than or is greater than the required value of setting;
3), while being greater than or less than the required value of setting as quality of balance numerical value, ground acquisition analyzer-controller, in the situation that not receiving any failure message, sends to Venier controller the instruction that corresponding balance vernier retreats or advances;
4) Venier controller is not in the situation that receiving any failure message and do not receive that vernier traffic direction extreme position switch is triggered information, while detecting that by its built-in obliquity sensor oil pumper runs to lower dead point position, starter motor controller, control motor action, band transient equilibrium vernier retreats or the movement of advancing;
5) in the time that needs stop, ground acquisition analyzer-controller sends halt instruction by wireless communication mode to Venier controller, and Venier controller makes motor out of service by electric machine controller, thereby stops the movement of balance vernier;
6) balance vernier retreat or the moving process that advances in when touching vernier and retreating extreme position switch or vernier and advance extreme position switch, Venier controller is controlled immediately motor and is stopped, thereby stops the movement of balance vernier.
Ground acquisition analyzer-controller sends to Venier controller that balance vernier retreats or the step of the instruction of advancing, and the step that ground acquisition analyzer-controller sends halt instruction by wireless communication mode to Venier controller is to be applicable to manual mode adjustment process.
Ground acquisition analyzer-controller sends to Venier controller that balance vernier retreats or the step of the instruction of advancing, and the ground acquisition analyzer-controller step that sends halt instruction to Venier controller by wireless communication mode is to detect according to ground collection analysis controller whether balance of well pumping unit degree meets the required value of setting and adopt the adjustment process of automated manner.
Balance vernier retreat or the process of advancing in when touching vernier and retreating extreme position switch or vernier and advance extreme position switch, motor is carried out stopping after step of Venier controller, Venier controller earthward collection analysis controller sends balance adjustment and reaches the limit of position signalling, and in man-machine interface, shows and arrive the balance adjustment limit.
The invention has the beneficial effects as follows: the power that on oil pumping tail walking beam, balance adjustment vernier moves is provided by solar energy storage completely, without external any power supply, effectively avoided because adopting the existing potential safety hazard of tie cable and cable life problem; Device project organization compactness, increases effective adjustment stroke, thereby increases balance of well pumping unit degree range of adjustment; Optimal design, the installation, maintenance of control device is convenient; Use ground acquisition analyzer-controller, convenient operation, system automation degree is high, has the collection of oil pumping machine well head pressure signal, pumping-unit workdone graphic collection, Presentation Function, can analyze and automatically regulate balance of well pumping unit degree to oil pumper running status according to load-position diagram.
Brief description of the drawings
Fig. 1 is control flow chart of the present invention.
Fig. 2 is technical scheme schematic diagram of the present invention.
Fig. 3 is control device structural representation of the present invention.
1. attaching plug, 2. current detecting unit, 3. communication antenna, 4. ground acquisition analyzer-controller, 5. man-machine interface, 6. communication antenna, 7. plug type connection terminal, 8. battery charging and discharging controller, 9. plug type connecting terminal block, 10. electric machine controller, 11. circuit boards, 12. Venier controllers, 13. verniers retreat extreme position switch, the 14. verniers extreme position switch that advances, 15. solar panels, 16. accumulators, 17. motors, 18. load transducers, 19. pressure transducers, 20. ground acquisition analysis and Control assemblies, 30. verniers are carried out and are controlled assembly.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and still, those skilled in the art should know, and the invention is not restricted to listed embodiment, as long as spirit according to the invention all should be included in protection scope of the present invention.
Referring to accompanying drawing 1-3.The control set for adjusting of balance of well pumping unit vernier of the present invention mainly comprises vernier execution control assembly 30 and ground acquisition analysis and Control assembly 20.The ground acquisition analyzer-controller 4 of ground acquisition analysis and Control assembly 20 has the attaching plug 1 and the communication antenna 3 that connect power supply, be connected with current detecting unit 2 and the man-machine interface 5 that can detect oil pumper Main motor current, be built-in with wireless communication module, conventionally current detecting unit 2 can adopt split core type current transformer, current transformer, current transducer, the current sensing means with communication function is as frequency converter or intelligent power transmitter etc.In the control set for adjusting of balance vernier, each controller device of vernier execution control assembly 30 is distributed in balance vernier; Circuit board 11 is integrated control devices such as battery charging and discharging controller 8, electric machine controller 10, Venier controller 12, communication antenna 6, on the plug type connection terminal 7 of solar panel 15 and accumulator 16 place in circuit plates 11; The power lead of vernier moving limit position detecting unit, motor 17, the control signal wire of motor 17 access on plug type terminal row 9 by special joint, form thus the control set for adjusting of balance of well pumping unit vernier.
Solar charging/discharging process:
Energy solar panel 15 being obtained by battery charging and discharging controller 8 charges to accumulator 16; Accumulator 16 provides electric power for Venier controller 12, electric machine controller 10.
Data wireless remote communicating function:
Gather the information such as walking beam dip angle signal, accumulator 16 voltage signals of pressure signal, motor voltage signal, the Venier controller 12 of load signal, the pressure transducer 19 of current signal, the load transducer 18 of the detecting unit 2 of pumping-unit motor electric current, the state of a control signal of electric machine controller 10 by ground acquisition analyzer-controller 4, carry out data transmission by telecommunication module and host computer, realize the remote monitoring of on-the-spot running status.
Balance of well pumping unit degree manual adjustments process:
First, start oil pumper operation switch board, oil pumper normally moves;
Then, the associated adjustment parameter of ground collection analysis controller 4, man-machine interface 5 is arranged, press " manual adjustments " button of man-machine interface 5 interior " balance adjustment mode " below of ground acquisition analyzer-controller 4; Treat that oil pumper at least moves all after dates of a stroke, observe the numerical value of quality of balance in man-machine interface 5, judge the current equilibrium state of oil pumper;
If oil pumper " underbalance " or " overbalance ", be that quality of balance value is less than or greater than required value, press " retreating " or " advancing " button in man-machine interface 5, ground acquisition analyzer-controller 4, in the situation that not receiving any failure message, sends to Venier controller 12 instruction that balance vernier retreats or advances by communication antenna 3 and communication antenna 6; Venier controller 12 retreats extreme position switch 13 or vernier and advances under the information state of extreme position switch 14 not receiving any failure message and do not trigger vernier, while detecting that by its built-in obliquity sensor oil pumper runs to lower dead point position, starter motor controller 10, control motor 17 and move, band transient equilibrium vernier retreats or advances.In the time that needs stop, press " stopping " button in the man-machine interface 5 of ground acquisition analyzer-controller 4, ground acquisition analyzer-controller 4 sends halt instruction by communication antenna 3 and communication antenna 6 to Venier controller 12, Venier controller 12 is controlled electric machine controller 10 and is controlled motor 17 and stop, thereby stops the action of balance vernier; If before " stopping " button of pressing in ground acquisition analyzer-controller 4 man-machine interfaces 5, when balance vernier touches vernier and retreats extreme position switch 13 or vernier and advance extreme position switch 14, Venier controller 12 is controlled immediately motor 17 and is stopped, collection analysis controller 4 sends balance adjustment and reaches the limit of position signalling earthward simultaneously, and in the man-machine interface 5 of ground acquisition analyzer-controller 4, shows the arrival balance adjustment limit.
Balance of well pumping unit degree self-regulating process:
First, start oil pumper operation switch board, oil pumper normally moves;
Then, the associated adjustment parameter of the man-machine interface 5 to ground collection analysis controller 4 arranges; Press " automatically regulating " button of man-machine interface 5 interior " balance adjustment mode " below of ground acquisition analyzer-controller 4;
The walking beam dip angle signal that in the current signal that ground acquisition analyzer-controller 4 gathers by current detecting unit 2 and Venier controller 12, built-in obliquity sensor detects is by the quality of balance of automatic decision oil pumper, in the time determining that balance of well pumping unit degree does not meet the quality of balance required value of setting in ground acquisition analyzer-controller 4 man-machine interfaces 5, ground acquisition analyzer-controller 4 sends balance vernier by communication antenna 3 and communication antenna 6 to Venier controller 12 and retreats or advancement commands, Venier controller 12 retreats extreme position switch 13 or vernier and advances under the information state of extreme position switch 14 not receiving any failure message and do not trigger vernier, while detecting that by its built-in obliquity sensor oil pumper runs to lower dead point position, starter motor controller 10, controlling motor 17 moves, band transient equilibrium vernier retreats or advances, in the time that ground collection analysis controller 4 detects that balance of well pumping unit degree meets the quality of balance required value of setting in the man-machine interface 5 of ground collection analysis controller 4, ground acquisition analyzer-controller 4 sends halt instruction by wireless communication mode to Venier controller 12, Venier controller 12 is controlled motor 17 and is stopped, and balance regulates end automatically.If ground acquisition analyzer-controller 4 does not detect balance of well pumping unit degree and meets the quality of balance required value of setting in ground collection analysis controller 4 man-machine interfaces 5, and balance vernier has touched vernier when retreating extreme position switch 13 or vernier and advancing extreme position switch, Venier controller 4 is controlled immediately motor 17 and is stopped, simultaneously by wireless communication mode earthward collection analysis controller 4 send balance adjustment and reach the limit of position signalling, and in the man-machine interface 5 of ground acquisition analyzer-controller 4, show and arrive the balance adjustment limit.
Embodiment: under balance of well pumping unit adjusting pattern automatically, when ground collection analysis controller 4 detects generation " underbalance " in oil pumper operational process, send balance vernier by wireless communication mode to Venier controller 12 and " retreat " action command, Venier controller 12 is received after instruction, whether the electric weight that first detects accumulator 16 meets request for utilization, whether vernier retreats extreme position switch 13 and triggers, whether electric machine controller 10 has the information such as fault-signal, if meet action request, when Venier controller 12 detects that by built-in obliquity sensor oil pumper runs to lower dead point position, send steering order to electric machine controller 10, electric machine controller 10 is controlled motor 17 and is started operation, band transient equilibrium vernier " retreats ", ground acquisition analyzer-controller 4 detects the quality of balance of an oil pumper in each cycle of operation of oil pumper, whether automatic decision quality of balance value reaches the quality of balance required value of setting in the man-machine interface 5 of ground acquisition analyzer-controller 4.
In the time detecting that quality of balance reaches setting value, Venier controller 12 sends halt instruction to electric machine controller 10 immediately, electric machine controller 10 is controlled motor 17 and is stopped, and while Venier controller 12 earthward collection analysis controller 4 sends the complete signal of balance adjustment, and whole balance adjustment process finishes.
It should be noted that above-described embodiment is example and unrestricted the present invention, those skilled in the art can design a lot of alternate embodiments and not depart from the claim scope of this patent.
Claims (12)
1. the control set for adjusting of a balance of well pumping unit vernier, comprise vernier execution control assembly and ground acquisition analysis and Control assembly, it is characterized in that: described vernier is carried out and controlled assembly (30) taking solar energy storage as power supply, and and described ground acquisition analysis and Control assembly (20) between adopt wireless communication mode to control contact; Described ground acquisition analysis and Control assembly (20), by balance of well pumping unit degree parameter is gathered and analyzed, is carried out the movement of controlling assembly (30) transmission instruction control balance vernier in order to regulate balance of well pumping unit to described vernier.
2. the control set for adjusting of balance of well pumping unit vernier according to claim 1, it is characterized in that: described vernier is carried out control assembly (30) and comprised solar panel (15), accumulator (16), battery charging and discharging controller (8), Venier controller (12), electric machine controller (10) and motor (17), wherein, described vernier is carried out control assembly (30) and by described battery charging and discharging controller (8), the energy of described solar panel (15) acquisition is charged to described accumulator (16), described accumulator (16) provides electric power for described Venier controller (12) and described electric machine controller (10).
3. the control set for adjusting of balance of well pumping unit vernier according to claim 2, it is characterized in that: the running status of described Venier controller (12) based on analyzing oil pumper, control described electric machine controller (10) and drive described motor (17) forward or reversion to control advancing of balance vernier or retreat mobile in order to regulate balance of well pumping unit.
4. the control set for adjusting of balance of well pumping unit vernier according to claim 3, it is characterized in that: described vernier is carried out control assembly (30) and also comprised vernier moving limit position detecting unit, move and stop when balance vernier moves when arrival retreats or advances extreme position.
5. the control set for adjusting of balance of well pumping unit vernier according to claim 4, is characterized in that: described vernier moving limit position detecting unit comprises that vernier retreats extreme position switch (13), the vernier extreme position switch (14) that advances.
6. according to the control set for adjusting of arbitrary described balance of well pumping unit vernier in claim 1 to 5, it is characterized in that: described ground acquisition analysis and Control assembly (20) comprises ground acquisition analyzer-controller (4), and connection judges current detecting unit (2) and the man-machine interface (5) of quality of balance based on detecting pumping-unit motor current signal, described vernier is carried out control assembly (30) related data of balance adjustment is sent to described ground acquisition analyzer-controller (4), and shows and data storage in described man-machine interface (5).
7. the control set for adjusting of balance of well pumping unit vernier according to claim 6, it is characterized in that: described ground acquisition analysis and Control assembly (20) also comprises load transducer (18) and pressure transducer (19), oil pumper load signal and pressure signal that described ground acquisition analyzer-controller (4) gathers by receiving described load transducer (18) and described pressure transducer (19), draw out the load-position diagram of oil pumper, in described man-machine interface (5), show.
8. the control set for adjusting of balance of well pumping unit vernier according to claim 7, it is characterized in that: the pumping-unit motor current signal that described ground acquisition analysis and Control assembly gathers described current detecting unit (2), the load signal of described load transducer (18), the pressure signal of described pressure transducer (19), motor voltage signal, described vernier is carried out and is controlled assembly (30) by balance slider position signal, walking beam dip angle signal, described accumulator (16) voltage signal, described electric machine controller (10) state of a control signal, carry out data transmission by telecommunication module and host computer.
9. a control method for the control set for adjusting of balance of well pumping unit vernier described in claim 1, is characterized in that, said method comprising the steps of:
1) start operation oil pumper and ground acquisition analyzer-controller (4);
2) the pumping-unit motor current signal gathering according to current detecting unit (2), the walking beam dip angle signal that ground acquisition analyzer-controller (4) reception Venier controller (12) sends calculate the quality of balance of oil pumper, judge whether quality of balance numerical value is less than or is greater than the required value of setting;
3), while being greater than or less than the required value of setting as quality of balance numerical value, ground acquisition analyzer-controller (4), in the situation that not receiving any failure message, sends to Venier controller (12) instruction that corresponding balance vernier retreats or advances;
4) Venier controller (12) is not in the situation that receiving any failure message and do not receive that vernier traffic direction extreme position switch is triggered information, while detecting that by its built-in obliquity sensor oil pumper runs to lower dead point position, starter motor controller (10), control motor (17) action, band transient equilibrium vernier retreats or the movement of advancing;
5) in the time that needs stop, ground acquisition analyzer-controller (4) sends halt instruction by wireless communication mode to Venier controller (12), Venier controller (12) makes motor (17) out of service by electric machine controller (10), thereby stops the movement of balance vernier;
6) balance vernier retreat or the moving process that advances in when touching vernier and retreating extreme position switch (13) or vernier and advance extreme position switch (14), Venier controller (12) is controlled immediately motor (17) and is stopped, thereby stops the movement of balance vernier.
10. the control method of balance of well pumping unit vernier control set for adjusting according to claim 9, it is characterized in that: described ground acquisition analyzer-controller (4) sends to Venier controller (12) that balance vernier retreats or the step of the instruction of advancing, and the step that described ground acquisition analyzer-controller (4) sends halt instruction by wireless communication mode to Venier controller (12) is applicable to manual mode adjustment process.
11. control methods of balance of well pumping unit vernier control set for adjusting according to claim 9, it is characterized in that: described ground acquisition analyzer-controller (4) sends to Venier controller (12) that balance vernier retreats or the step of the instruction of advancing, and described ground acquisition analyzer-controller (4) step that sends halt instruction to Venier controller (12) by wireless communication mode is to detect according to ground collection analysis controller (4) whether balance of well pumping unit degree meets the required value of setting and adopt the adjustment process of automated manner.
12. according to the control method of arbitrary described balance of well pumping unit vernier control set for adjusting in claim 9 to 11, it is characterized in that: described balance vernier retreat or the process of advancing in when touching vernier and retreating extreme position switch (13) or vernier and advance extreme position switch (14), motor (17) is carried out stopping after step of Venier controller (12), Venier controller (12) earthward collection analysis controller (4) sends balance adjustment and reaches the limit of position signalling, and in man-machine interface (5), shows and arrive the balance adjustment limit.
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| CN201310184886.5A CN104166403B (en) | 2013-05-17 | 2013-05-17 | The control set for adjusting and its control method of balance of well pumping unit vernier |
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| CN201310184886.5A CN104166403B (en) | 2013-05-17 | 2013-05-17 | The control set for adjusting and its control method of balance of well pumping unit vernier |
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Inventor after: Zou Xiangcheng Inventor after: Guo Qingrong Inventor after: Han Minqiang Inventor after: Hu Yong Inventor after: Wang Shaojun Inventor after: Lang Fan Inventor after: Ding Peng Inventor after: Li Chunmao Inventor before: Zou Xiangcheng Inventor before: Dong Heru Inventor before: Liu Jun Inventor before: Wang Zexiang Inventor before: Zhu Hongwei Inventor before: Zhang Zhenjiang Inventor before: Lang Fan Inventor before: Meng Xin Inventor before: Wang Qingshan Inventor before: Zhou Haifang Inventor before: Zhang Junmei Inventor before: Guo Qingrong Inventor before: Wang Lei Inventor before: Wang Shaojun Inventor before: Hu Yong Inventor before: Liu Jianpeng Inventor before: Han Minqiang Inventor before: Wang Zengqiang Inventor before: Wang Runling |
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Effective date of registration: 20201028 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee after: BOHAI PETROLEUM EQUIPMENT (TIANJIN) NEW CENTURY MACHINERY MANUFACTURING Co.,Ltd. Address before: 300280 Hongqi Road, Dagang oil field, Tianjin, Grand Port Patentee before: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee before: BOHAI PETROLEUM EQUIPMENT (TIANJIN) NEW CENTURY MACHINERY MANUFACTURING Co.,Ltd. |