CN103161430A - Real-time intelligent regulation method and device for stroke frequency and balance of oil pumping unit - Google Patents
Real-time intelligent regulation method and device for stroke frequency and balance of oil pumping unit Download PDFInfo
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Abstract
The invention discloses a real-time intelligent adjustment method and device for stroke frequency and balance of an oil pumping unit, and belongs to the field of digital construction and management of oil fields. The embodiment of the invention changes the traditional parameter adjusting mode, solves the problems of parameter adjusting hysteresis, high labor intensity of staff and incapability of exerting the potential of an oil well to the maximum extent, improves the production efficiency of the oil well and improves the digital management level of the oil well. The method utilizes measured real-time data to analyze the working state of the oil pumping unit in real time and intelligently adjust parameters, realizes that the oil pumping unit works under a reasonable working system, exerts the potential energy of an oil well to the maximum extent and achieves the fine management of the oil well, optimizes the stroke frequency according to the system efficiency through the real-time collected indicator diagram and electrical parameter data, controls the rotating speed of a motor through a digital oil pumping unit integrated control device and realizes the stepless stroke frequency adjustment; the balance degree is calculated by current and power obtained in real time, and the balance of the oil pumping unit is controlled by the lead screw balance adjusting device, so that the balance of the oil pumping unit is adjusted, the oil pumping unit is enabled to operate under the optimal production parameters, and the potential energy of an oil well is exerted to the maximum extent.
Description
Technical field
The present invention relates to oil field digital Construction, management domain, particularly a kind of beam-pumping unit jig frequency, balance real-time intelligent method of adjustment and device thereof.
Background technology
Oil pumper is a kind of machinery equipment of recover petroleum, is commonly called as " machine of kowtowing ", makes oil go out well by the way of pressurizeing.Wherein, " jig frequency " refers in rod-pumped well, the sucker rod number of times that pumps per minute.
Beam-pumping unit jig frequency traditionally, the method for adjustment of balance are carried out: at first, need the employee to arrive field measurement oil well merit figure and electric current in accordance with the following steps; Then, according to test merit figure and current conditions analysis judge whether production well proration reasonable, oil pumper balance whether; By changing belt pulley, jig frequency is adjusted again, by the increase and decrease balance weight, balance of well pumping unit is adjusted.
Be subjected to the restriction of the method for adjustment of traditionally beam-pumping unit jig frequency, balance, the method exists that test is discontinuous, the analyzing and processing cycle long, staff labor intensity is large, inefficiency, can't realize the defective of stepless-adjustment ginseng, and human and material resources, financial resources expense are large, the problems such as security risk height.
Summary of the invention
The test that exists in above-mentioned prior art is discontinuous in order to overcome, the analyzing and processing cycle is long, staff labor intensity is large, inefficiency, can't realize the stepless-adjustment ginseng, and human and material resources, financial resources expense are large, the problems such as security risk height, the embodiment of the present invention provides a kind of beam-pumping unit jig frequency, balance real-time intelligent method of adjustment and device thereof.Described technical scheme is as follows:
A kind of beam-pumping unit jig frequency, balance real-time intelligent method of adjustment, described method comprises:
If step 500 is the real system efficiency eta
1Be better than given system effectiveness η
0, just virtual condition parameter at this moment is kept at benchmark database;
Particularly, described step 100 specifically comprises:
Round-the-clockly incessantly the operation conditions of oil well in the jurisdiction block is carried out Real-Time Monitoring, every ten minutes Real-time Collection merit diagram datas, and carry out the step that the production fluid amount is calculated;
And, set up the electrical quantity data collecting system, the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor (PF) are stored in step in private database with the mass data of Real-time Collection.
Particularly, in described step 600, the jig frequency of oil pumper is adjusted according to formula (4):
Formula (1) pump efficiency and jig frequency relation,
In formula (1), each symbol implication is as follows:
η
Pump efficiency---real pump effect, the i.e. ratio of the actual production fluid amount of oil well pump and theoretical production fluid amount;
Q
Real---actual production fluid amount;
D---pump size;
S---stroke;
N---jig frequency;
Formula (2) jig frequency and electric machine frequency relation,
In formula (2), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
n
0---motor mean speed, r/min;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
d
1---motor belt wheel diameter, mm;
D---reduction box big belt pulley diameter, mm;
Formula (3) motor speed,
In formula (3), each symbol implication is as follows:
The frequency of f---motor;
S---motor slip ratio;
P---motor number of pole-pairs;
Get formula (4) by formula (2), (3):
In formula (4), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
The frequency of f---motor;
S---motor slip ratio;
d
1---motor belt wheel diameter, mm;
P---motor number of pole-pairs;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
D---reduction box big belt pulley diameter, mm.
Particularly, the balance of oil pumper in described step 600 refers to that when the current balance type degree power-balance degree need to be adjusted≤50% the time beyond 80%～120%, wherein,
The embodiment of the present invention also provides a kind of device that is applied to described beam-pumping unit jig frequency, balance real-time intelligent method of adjustment, described device comprises harvester and digitlization oil pumper integrated control device and leading screw Balame regulating device when power graph method oil well metering device, electrical quantity are factually, wherein
Described power graph method oil well metering device is arranged on described oil pumper, described power graph method oil well metering device is used for the operating mode of the described oil pumper of round-the-clock monitoring, gather an indicator card in every ten minutes, and carry out computational analysis, obtain the real-time liquid measure of oil well and Diagnosis of Work Conditions result;
Described electrical quantity factually the time harvester be connected with described oil pumper, described electrical quantity factually the time harvester be used for the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor, and send acquisition parameter to described power graph method oil well metering device;
Described digitlization oil pumper integrated control device is connected with described oil pumper, described digitlization oil pumper integrated control device carries into execution a plan by the jig frequency adjustment that receives described power graph method oil well metering device and send, adjust the electric machine frequency of oil pumper, realize automatically adjusting in real time of beam-pumping unit jig frequency;
Described leading screw Balame regulating device is arranged on described oil pumper, the balanced adjustment scheme that the setting of described leading screw Balame regulating device is sent by receiving described power graph method oil well metering device, regulate described leading screw Balame regulating device, realize automatically adjusting in real time of balance of well pumping unit.
particularly, described leading screw Balame regulating device comprises control system, clamped beam, bearing, leading screw, governor motion, rotating beam, balance weight, wherein, described control system is connected with the walking beam of described oil pumper by linkage, one end of described walking beam is connecting horse head, the other end of described walking beam is being fixedly connected with described clamped beam, described clamped beam parallels with described walking beam, described bearing is installed on described clamped beam, described bearing is connected with described governor motion by axle, described leading screw passes described governor motion and is meshed with it, the end of described leading screw is connecting an end of described rotating beam by pivot pin, the middle part of described rotating beam is connected with the other end of described clamped beam by rotating shaft, the other end of described rotating beam is being fixedly connected with described balance weight.
Particularly, described governor motion comprises motor, reducer and nut, and the output shaft of described motor connects described reducer, and described reducer connects described nut by gear, and described leading screw passes nut and is connected with nut thread.
Particularly, described balance weight is columniform balance weight.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
The described method of the embodiment of the present invention, change traditional accent ginseng mode, solve to transfer the problem that ginseng hysteresis quality, staff labor intensity are high, can't bring into play to greatest extent oil well potential, described method has been measured real time data to the real-time analysis of oil pumper duty, to the parameter intelligent adjustment by utilizing, realized that oil pumper works under reasonable working system, bring into play to greatest extent oil well potential, reach the fine-grained management of oil well, be conducive to improve oil well production efficient, promote oil well digital management level.
The described device of the embodiment of the present invention by merit figure, the electrical quantity certificate of Real-time Collection, is optimized jig frequency according to system effectiveness, through digitlization oil pumper integrated control device, motor speed is controlled, and realizes stepless jig frequency adjustment; Electric current, the power calculation degree of balance by real-time acquisition, through the leading screw Balame regulating device, balance of well pumping unit is controlled, thereby realize the adjustment of balance of well pumping unit, and by continuous self study process, constantly jig frequency peace weighing apparatus parameter is adjusted, make oil pumper remain under the Optimal Production parameter and move, effectively solve the problem that ginseng hysteresis quality, staff labor intensity are high, can't bring into play to greatest extent oil well potential of transferring.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the FB(flow block) of the described beam-pumping unit jig frequency of the embodiment of the present invention, balance real-time intelligent method of adjustment;
Fig. 2 is that the ginseng schematic diagram is transferred in the electrodeless frequency conversion of the described oil pumper of the embodiment of the present invention;
Fig. 3 is the overall schematic of the described device of the embodiment of the present invention;
Fig. 4 is the structural representation of the described leading screw bascule of the embodiment of the present invention.
In figure:
100 ' leading screw Balame regulating device,
1 rotating beam, 2 rotating shafts, 3 governor motions, 4 bearings, 5 leading screws, 6 clamped beams, 7 walking beams, 8 horse heads, 9 control systems, 10 balance weights;
200 ' electrical quantity harvester factually the time;
300 ' digitlization oil pumper integrated control device;
400 ' power graph method oil well metering device, 40 load transducers, 41 displacement transducers, 42 well site RTU, 43 wireless bridges, 44 station control Industrial Personal Computer (IPC)s.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment 1
As shown in Figure 1, the embodiment of the present invention provides a kind of beam-pumping unit jig frequency, balance real-time intelligent method of adjustment, and described method comprises:
Step 100 is set up the oil well condition dynamic analysis system, and obtains in real time the real system efficiency eta
1
Step 200 is set up benchmark database, rule of thumb sets the given system effectiveness η under different parameters
0
Step 300 is adjusted for target according to system effectiveness is optimum, compares the real system efficiency eta
1Whether less than given system effectiveness η
0, if so, execution in step 400, if not, execution in step 500;
Step 400 is by comparing the real system efficiency eta
1With given system effectiveness η
0, the preferably parameter value under both the greater, and execution in step 600;
If step 500 is the real system efficiency eta
1Be better than given system effectiveness η
0, just virtual condition parameter at this moment is kept at benchmark database;
Wherein, system effectiveness is the ratio of active power and power input to machine.
The described method of the embodiment of the present invention, change traditional accent ginseng mode, solve to transfer the problem that ginseng hysteresis quality, staff labor intensity are high, can't bring into play to greatest extent oil well potential, described method has been measured real time data to the real-time analysis of oil pumper duty, to the parameter intelligent adjustment by utilizing, realized that oil pumper works under reasonable working system, bring into play to greatest extent oil well potential, reach the fine-grained management of oil well, be conducive to improve oil well production efficient, promote oil well digital management level.
Particularly, described step 100 specifically comprises:
Round-the-clockly incessantly the operation conditions of oil well in the jurisdiction block is carried out Real-Time Monitoring, every ten minutes Real-time Collection merit diagram datas, and carry out the step that the production fluid amount is calculated;
And, set up the electrical quantity data collecting system, the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor (PF) are stored in step in private database with the mass data of Real-time Collection.
Particularly, in described step 600, the jig frequency of oil pumper is adjusted according to formula (4):
Formula (1) pump efficiency and jig frequency relation,
In formula (1), each symbol implication is as follows:
η
Pump efficiency---real pump effect, the i.e. ratio of the actual production fluid amount of oil well pump and theoretical production fluid amount;
Q
Real---actual production fluid amount;
D---pump size;
S---stroke;
N---jig frequency;
Formula (2) jig frequency and electric machine frequency relation,
In formula (2), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
n
0---motor mean speed, r/min;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
d
1---motor belt wheel diameter, mm;
D---reduction box big belt pulley diameter, mm;
Formula (3) motor speed,
In formula (3), each symbol implication is as follows:
The frequency of f---motor;
S---motor slip ratio;
P---motor number of pole-pairs;
Get formula (4) by formula (2), (3):
In formula (4), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
The frequency of f---motor;
S---motor slip ratio;
d
1---motor belt wheel diameter, mm;
P---motor number of pole-pairs;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
D---reduction box big belt pulley diameter, mm.
Can be seen by formula (4), beam-pumping unit jig frequency and pumping-unit motor frequency are proportional, therefore can change electric machine frequency by frequency conversion adjusts beam-pumping unit jig frequency, thereby realizes dynamically adjusting in real time of oil pumper parameter, reaches the high efficient rational development of oil well.
As shown in Figure 2, the embodiment of the present invention is according to the relation of jig frequency in formula (4) and electric machine frequency, can stepless adjustment electric machine frequency by frequency conversion, thereby realize stepless frequency conversion accent ginseng, and then by digitlization oil pumper integrated control device, according to the self-learning optimization result, adjust in real time the oil well jig frequency, improve the ageing of oilwell parameter adjustment.
Particularly, the balance of oil pumper in described step 600 refers to that when the current balance type degree power-balance degree need to be adjusted≤50% the time beyond 80%～120%, wherein,
More specifically, join collection by electricity, can obtain simultaneously power and current data, by up-down stroke mean power and up-down stroke maximum current, can obtain in real time the balance of well pumping unit degree, can adjust balance of well pumping unit according to the degree of balance, make the oil pumper can be energy-conservation, can guarantee safe operation again.
In 80%～120% (SY/T 5044), the power-balance degree is thought balance when＞50% (Q/SY 1233), otherwise need to adjust when the current balance type degree.By the leading screw Balame regulating device, can adjust in real time according to given adjustment parameter the equilibrium state of oil pumper.
The embodiment of the present invention by merit figure, the electrical quantity certificate of Real-time Collection, is optimized jig frequency according to system effectiveness, through digitlization oil pumper integrated control device, motor speed is controlled, and realizes stepless jig frequency adjustment; By electric current, the power calculation degree of balance of real-time acquisition, control intelligent leading screw Balame regulating device through the digitlization oil pumper balance of well pumping unit is controlled, thereby realize the adjustment of balance of well pumping unit; And by continuous self study process, constantly jig frequency peace weighing apparatus parameter is adjusted, make oil pumper remain under the Optimal Production parameter and move.Therefore, the method for the present invention is conducive to improve oil well production efficient, promotes oil well digital management level.
Embodiment 2
As shown in Figure 3, the embodiment of the present invention also provides a kind of device that is applied to described beam-pumping unit jig frequency, balance real-time intelligent method of adjustment, described device comprises harvester 200 ' and digitlization oil pumper integrated control device 300 ' and leading screw Balame regulating device 100 ' when power graph method oil well metering device 400 ', electrical quantity are factually, wherein, power graph method oil well metering device 400 ', electrical quantity factually the time harvester 200 ' and digitlization oil pumper integrated control device 300 ' be prior art;
Described power graph method oil well metering device 400 ' is arranged on described oil pumper, described power graph method oil well metering device 400 ' is used for the operating mode of the described oil pumper of round-the-clock monitoring, gather an indicator card in every ten minutes, and carry out computational analysis, obtain the real-time liquid measure of oil well and Diagnosis of Work Conditions result;
Particularly, described power graph method oil well metering device 400 ' comprises load transducer 40, displacement transducer 41, well site RTU 42, wireless bridge 43, stand control Industrial Personal Computer (IPC) 44 and oil well measurement analysis software composition, load transducer 40 is arranged on the well head polished rod eye, displacement transducer 41 is arranged on walking beam 7 below oil pumpers, well site RTU 42 and wireless bridge 43 are arranged on vertical rod upper end, well site, and the control Industrial Personal Computer (IPC) 44 of standing is arranged on website;
The operating principle of described power graph method oil well metering device 400 ' is:
1. the load transducer 40 that passes through and 41 pairs of pumping rod of well pumping unit load of displacement transducer and displacement measure;
2. load and displacement signal reach well site RTU 42 by wireless mode, then by well site wireless bridge 43, and image data is carried out data receiver with the reception antenna that the form of ripple reaches station control Industrial Personal Computer (IPC) 44;
3. the wireless server of controlling Industrial Personal Computer (IPC) 44 by the station is converted to data signal with the signal that receives and reaches computer in the station, the site customers end calculates in real time the production fluid amount, analyzes operating mode and result synchronously is uploaded to oil well condition dynamic analysis system server, through Web release process real-time release;
Described electrical quantity factually the time harvester 200 ' be connected with described oil pumper, described electrical quantity factually the time harvester 200 ' be used for the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor, and send acquisition parameter to described power graph method oil well metering device 400 '; Electrical quantity factually the time harvester 200 ' be arranged on oil pumper side correct position.
Described digitlization oil pumper integrated control device 300 ' is connected with described oil pumper, described digitlization oil pumper integrated control device 300 ' carries into execution a plan by the jig frequency adjustment that the described power graph method oil well metering device 400 ' of reception sends, adjust the electric machine frequency of oil pumper, realize automatically adjusting in real time of beam-pumping unit jig frequency;
Described leading screw Balame regulating device 100 ' is arranged on described oil pumper, described leading screw Balame regulating device 100 ' arranges the balanced adjustment scheme of sending by receiving described power graph method oil well metering device 400 ', regulate described leading screw Balame regulating device 100 ', realize automatically adjusting in real time of balance of well pumping unit.
The described device of the embodiment of the present invention by merit figure, the electrical quantity certificate of Real-time Collection, is optimized jig frequency according to system effectiveness, through digitlization oil pumper integrated control device 300 ', motor speed is controlled, and realizes stepless jig frequency adjustment; Electric current, the power calculation degree of balance by real-time acquisition, through leading screw Balame regulating device 100 ', balance of well pumping unit is controlled, thereby realize the adjustment of balance of well pumping unit, and by continuous self study process, constantly jig frequency peace weighing apparatus parameter is adjusted, make oil pumper remain under the Optimal Production parameter and move, effectively solve the problem that ginseng hysteresis quality, staff labor intensity are high, can't bring into play to greatest extent oil well potential of transferring.
as shown in Figure 4, particularly, described leading screw Balame regulating device 100 ' comprises control system 9, clamped beam 6, bearing 4, leading screw 5, governor motion 3, rotating beam 1, balance weight 10, wherein, described control system 9 is connected with the walking beam 7 of described oil pumper by linkage, one end of described walking beam 7 is connecting horse head 8, the other end of described walking beam 7 is being fixedly connected with described clamped beam 6, in this example, the end of clamped beam 6 adopts butt-welded mode to be fixedly connected with the end of walking beam 7, described clamped beam 6 parallels with described walking beam 7, described bearing 4 is installed on described clamped beam 6, described bearing 4 is connected with described governor motion 3 by axle, described leading screw 5 passes described governor motion 3 and is meshed with it, the end of described leading screw 5 is connecting an end of described rotating beam 1 by pivot pin, during concrete enforcement, an end at rotating beam 1 arranges axis hole, pivot pin is set in axis hole, pivot pin passes the pin hole of leading screw 5 ends, make an end of rotating beam 1 be connected with leading screw 5 by pivot pin, the middle part of described rotating beam 1 is connected by the other end of rotating shaft 2 with described clamped beam 6, particularly, in this example, the other end at clamped beam 6 is provided with an axis hole, rotating shaft 2 is installed in axis hole, the middle part of rotating beam 1 is passed in rotating shaft 2, the other end of described rotating beam 1 is being fixedly connected with described balance weight 10.
Referring to Fig. 4, particularly, described governor motion 3 comprises motor, reducer and nut, and the output shaft of described motor connects described reducer, and described reducer connects described nut by gear, and described leading screw 5 passes nut and is connected with nut thread.
Referring to Fig. 4, particularly, described balance weight 10 is columniform balance weight.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a beam-pumping unit jig frequency, balance real-time intelligent method of adjustment, is characterized in that, described method comprises:
Step 100 is set up the oil well condition dynamic analysis system, and obtains in real time the real system efficiency eta
1
Step 200 is set up benchmark database, rule of thumb sets the given system effectiveness η under different parameters
0
Step 300, relatively real system efficiency eta
1Whether less than given system effectiveness η
0, if so, execution in step 400, if not, execution in step 500;
Step 400 is by comparing the real system efficiency eta
1With given system effectiveness η
0, the preferably parameter value under both the greater, and execution in step 600;
If step 500 is the real system efficiency eta
1Be better than given system effectiveness η
0, just virtual condition parameter at this moment is kept at benchmark database;
Step 600, carry out jig frequency, the balance optimizing of oil pumper according to the parameter after step 400 comparative optimization, after optimization, repeating step 100 carries out next one circulation, by the constantly self study of step 100-step 600, oil pumper is finally remained under efficient, a stable system effectiveness move.
2. beam-pumping unit jig frequency, balance real-time intelligent method of adjustment as claimed in claim 1, is characterized in that, described step 100 specifically comprises:
Round-the-clockly incessantly the operation conditions of oil well in the jurisdiction block is carried out Real-Time Monitoring, every ten minutes Real-time Collection merit diagram datas, and carry out the step that the production fluid amount is calculated;
And, set up the electrical quantity data collecting system, the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor (PF) are stored in step in private database with the mass data of Real-time Collection.
3. beam-pumping unit jig frequency, balance real-time intelligent method of adjustment as claimed in claim 2, is characterized in that, in described step 600, the jig frequency of oil pumper is adjusted according to formula (4):
Formula (1) pump efficiency and jig frequency relation,
In formula (1), each symbol implication is as follows:
η
Pump efficiency---real pump effect, the i.e. ratio of the actual production fluid amount of oil well pump and theoretical production fluid amount;
Q
Real---actual production fluid amount;
D---pump size;
S---stroke;
N---jig frequency;
Formula (2) jig frequency and electric machine frequency relation,
In formula (2), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
n
0---motor mean speed, r/min;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
d
1---motor belt wheel diameter, mm;
D---reduction box big belt pulley diameter, mm;
Formula (3) motor speed,
In formula (3), each symbol implication is as follows:
The frequency of f---motor;
S---motor slip ratio;
P---motor number of pole-pairs;
Get formula (4) by formula (2), (3):
In formula (4), each symbol implication is as follows:
The average jig frequency of oil well when n---oil pumper is produced, r/min;
The frequency of f---motor;
S---motor slip ratio;
d
1---motor belt wheel diameter, mm;
P---motor number of pole-pairs;
i
Subtract---the oil pumping unit reduction gearbox resultant gear ratio;
D---reduction box big belt pulley diameter, mm.
4. as beam-pumping unit jig frequency, balance real-time intelligent method of adjustment as described in claim 1-3 any one claim, it is characterized in that the balance of oil pumper in described step 600, refer to that when the current balance type degree power-balance degree need to be adjusted≤50% the time beyond 80%～120%, wherein
5. be applied to the device of the described beam-pumping unit jig frequency of claim 1-4 any one claim, balance real-time intelligent method of adjustment, it is characterized in that, described device comprises harvester and digitlization oil pumper integrated control device and leading screw Balame regulating device when power graph method oil well metering device, electrical quantity are factually, wherein
Described power graph method oil well metering device is arranged on described oil pumper, described power graph method oil well metering device is used for the operating mode of the described oil pumper of round-the-clock monitoring, gather an indicator card in every ten minutes, and carry out computational analysis, obtain the real-time liquid measure of oil well and Diagnosis of Work Conditions result;
Described electrical quantity factually the time harvester be connected with described oil pumper, described electrical quantity factually the time harvester be used for the parameters such as Real-time Collection three-phase current, voltage, active power, reactive power, power factor, and send acquisition parameter to described power graph method oil well metering device;
Described digitlization oil pumper integrated control device is connected with described oil pumper, described digitlization oil pumper integrated control device carries into execution a plan by the jig frequency adjustment that receives described power graph method oil well metering device and send, adjust the electric machine frequency of oil pumper, realize automatically adjusting in real time of beam-pumping unit jig frequency;
Described leading screw Balame regulating device is arranged on described oil pumper, the balanced adjustment scheme that the setting of described leading screw Balame regulating device is sent by receiving described power graph method oil well metering device, regulate described leading screw Balame regulating device, realize automatically adjusting in real time of balance of well pumping unit.
6. device as claimed in claim 5, it is characterized in that, described leading screw Balame regulating device comprises control system, clamped beam, bearing, leading screw, governor motion, rotating beam, balance weight, wherein, described control system is connected with the walking beam of described oil pumper by linkage, one end of described walking beam is connecting horse head, the other end of described walking beam is being fixedly connected with described clamped beam, described clamped beam parallels with described walking beam, described bearing is installed on described clamped beam, described bearing is connected with described governor motion by axle, described leading screw passes described governor motion and is meshed with it, the end of described leading screw is connecting an end of described rotating beam by pivot pin, the middle part of described rotating beam is connected with the other end of described clamped beam by rotating shaft, the other end of described rotating beam is being fixedly connected with described balance weight.
7. device as claimed in claim 6, it is characterized in that, described governor motion comprises motor, reducer and nut, and the output shaft of described motor connects described reducer, described reducer connects described nut by gear, and described leading screw passes nut and is connected with nut thread.
8. device as described in claim 6 or 7, is characterized in that, described balance weight is columniform balance weight.
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