CN102539043A - Method and system for carrying out comprehensive analysis on working conditions of oil pumping unit - Google Patents
Method and system for carrying out comprehensive analysis on working conditions of oil pumping unit Download PDFInfo
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- CN102539043A CN102539043A CN201010576913XA CN201010576913A CN102539043A CN 102539043 A CN102539043 A CN 102539043A CN 201010576913X A CN201010576913X A CN 201010576913XA CN 201010576913 A CN201010576913 A CN 201010576913A CN 102539043 A CN102539043 A CN 102539043A
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Abstract
The invention discloses a method and a system for carrying out comprehensive analysis on working conditions of an oil pumping unit. The method comprises the following steps that: a hand-held machine sends a first synchronous acquisition command to an indicator diagram acquisition unit; after receiving the first synchronous acquisition command, the indicator diagram acquisition unit sends a second synchronous acquisition command to an electrical diagram acquisition unit, so that displacement loading data and power data obtained by the indicator diagram acquisition unit and the electrical diagram acquisition unit respectively according to the first synchronous acquisition command and the second synchronous acquisition command are synchronously sent to the hand-held machine; and the hand-held machine receives the displacement loading data and the power data, then a power displacement diagram is obtained through processing the data. Through synchronously acquiring the displacement loading data and the power data, the method and system disclosed by the invention can be used for realizing the synchronous continuous monitoring of a load displacement diagram and the power displacement diagram, innovating a method for displacement measurement implemented by using accelerations, and well adapting to the severe working environments of oil fields.
Description
Technical field
The present invention relates to the oil pumper detection technique in the production on artificial lift technical field, particularly a kind of oil pumper operating mode comprehensive analysis method and system.
Background technology
Sucker rod pumping is the main mode of recovering the oil in China present production on artificial lift field.For sucker rod pumping, the monitoring of load-position diagram is an important component part of the daily production management of oil well, be analyze, the diagnosis well on the beam gordian technique of operate as normal whether.Simultaneously, the parameter diagnosis of the major impetus parts motor of oil pumper also is the requisite ingredient of daily production management.Along with going deep into of oil field fine-grained management, oil field basic data acquisition accuracy rate, complete rate and hole condition analysis, statistical management ability to be had higher requirement, these factors have caused improving constantly of requirements such as function to surveying instrument, performance.
Being used for the problem that daily oil pumper operating mode detects and the instrument use of analysis-by-synthesis exists at present has:
1, the draw-wire displacement sensor failure rate is high, is subject to the environmental aspect influence during measurement.Method location with acceleration moves, and has generally only used simple quadratic integral, does not further carry out digital processing, because the adding up property of displacement measurement has influenced the precision of measuring greatly, and situation that can not fine reaction load-position diagram;
2, there is not the electric power measurement instrument, in time evaluating pumping oil motor-pumped well system effectiveness;
3, can't realize synchronous continuous monitoring to load-position diagram, electric work figure;
4, manual work is big from the error that pincers type reometer reads upper and lower stroke maximum current, and can only use electric current as the balance basis for estimation, and is not accurate enough.
Summary of the invention
The object of the present invention is to provide a kind of oil pumper operating mode comprehensive analysis method, be used to solve the synchronous acquisition of displacement load data and power data so that load-position diagram and electric work figure reach the problem of synchronous continuous monitoring.
Another object of the present invention is to provide a kind of oil pumper operating mode overall analysis system, be used to solve the synchronous acquisition of displacement load data and power data so that load-position diagram and electric work figure reach the problem of synchronous continuous monitoring.
According to a first aspect of the invention, a kind of oil pumper operating mode comprehensive analysis method is provided, has may further comprise the steps:
A, hand-held set send the order of first synchronous acquisition to the load-position diagram collecting unit;
B, load-position diagram collecting unit receive first synchronous acquisition order back and send the order of second synchronous acquisition to electric work figure collecting unit, so that displacement load data that load-position diagram collecting unit and electric work figure collecting unit are obtained according to the order of first and second synchronous acquisition respectively and power data synchronized transmission are to hand-held set;
C, hand-held set receive displacement load data and power data, obtain comprising the comparative analysis figure of load displacement figure and power displacement diagram after treatment.
Preferably, step B may further comprise the steps:
Electric work figure collecting unit receives the order of second synchronous acquisition and after the load-position diagram collecting unit is replied the response message about the order of second synchronous acquisition, begins to gather current of electric and electric moter voltage; Processing obtains power data, again power data is sent to the load-position diagram collecting unit;
The load-position diagram collecting unit begins to gather polished rod acceleration and load speed after receiving the response message about second synchronous acquisition order, and processing obtains the displacement load data, again with power data and displacement load data synchronized transmission to hand-held set.
According to a second aspect of the invention, a kind of oil pumper operating mode comprehensive analysis method is provided, has may further comprise the steps:
A, hand-held set send the order of first synchronous acquisition to electric work figure collecting unit;
B, electric work figure collecting unit receive first synchronous acquisition order back and send the order of second synchronous acquisition to the load-position diagram collecting unit, so that power data that electric work figure collecting unit and load-position diagram collecting unit are obtained according to the order of first and second synchronous acquisition and displacement load data synchronized transmission are to hand-held set;
C, hand-held set received power data and displacement load data obtain comprising the comparative analysis figure of power displacement diagram and load displacement figure after treatment.
Preferably, step B may further comprise the steps:
The load-position diagram collecting unit receives the order of second synchronous acquisition and after electric work figure collecting unit is replied the response message about the order of second synchronous acquisition, begins to gather polished rod acceleration and load speed; Processing obtains the displacement load data, again the displacement load data is sent to electric work figure collecting unit;
Electric work figure collecting unit begins to gather current of electric and electric moter voltage after receiving the response message about second synchronous acquisition order, and handles and obtain power data, again with displacement load data and power data synchronized transmission to hand-held set.
For first and second aspects of the present invention, preferred, electric work figure collecting unit collection current of electric and electric moter voltage processing obtain power data and may further comprise the steps:
Current sensor and voltage sensor in the electric work figure collecting unit are gathered motor current signal and motor voltage signal respectively;
Current sensor and voltage sensor are nursed one's health the unit by current signal conditioning unit and voltage signal respectively more respectively with the motor current signal that collects and motor voltage signal respectively and are sent to electric work appearance multi-channel A/D acquisition module and carry out analog to digital conversion after overcurrent signal conditioning unit and voltage signal conditioning unit conditioning, obtain the digital signal of current of electric and electric moter voltage;
Electric work appearance multi-channel A/D acquisition module is sent to the digital signal of current of electric and electric moter voltage in the electric work appearance master controller, obtains power data and buffer memory through handling.
For first and second aspects of the present invention, preferred, load-position diagram collecting unit collection polished rod acceleration and load velocity process obtain the displacement load data and may further comprise the steps:
Load transducer in the load-position diagram collecting unit and acceleration transducer are gathered load signal and acceleration signal respectively;
Load transducer and acceleration transducer are sent to the load signal that collects and acceleration signal after load signal conditioning unit and the acceleration signal conditioning unit conditioning more respectively respectively and nurse one's health the unit by load signal conditioning unit and acceleration signal and be sent to indicator multi-channel A/D acquisition module and carry out analog to digital conversion, obtain the digital signal of load and acceleration; And
Indicator multi-channel A/D acquisition module is sent to the digital signal of load and acceleration in the indicator master controller, obtains displacement load data and buffer memory through handling.
According to a third aspect of the invention we, a kind of oil pumper operating mode overall analysis system is provided, has comprised:
Hand-held set is used for sending the order of first synchronous acquisition to the load-position diagram collecting unit;
The load-position diagram collecting unit is used for after receiving the order of first synchronous acquisition, sending the order of second synchronous acquisition and obtaining the displacement load data according to the order of first synchronous acquisition to electric work figure collecting unit, and the displacement load data is sent to hand-held set;
Electric work figure collecting unit is used for obtaining power data according to the order of second synchronous acquisition, and power data is sent to hand-held set; And
Wherein, hand-held set also is used to receive displacement load data and power data, obtains comprising the comparative analysis figure of load displacement figure and power displacement diagram after treatment.
According to a forth aspect of the invention, a kind of oil pumper operating mode overall analysis system is provided, has comprised:
Hand-held set is used for sending the order of first synchronous acquisition to electric work figure collecting unit;
Electric work figure collecting unit is used for after receiving the order of first synchronous acquisition, sending the order of second synchronous acquisition and obtaining power data according to the order of first synchronous acquisition to the load-position diagram collecting unit, and power data is sent to hand-held set; And
The load-position diagram collecting unit is used for obtaining the displacement load data and being sent to electric work figure collecting unit according to the order of second synchronous acquisition, and the displacement load data is sent to hand-held set;
Wherein, hand-held set also is used for received power data and displacement load data, obtains comprising the comparative analysis figure of power displacement diagram and load displacement figure after treatment.
For third and fourth aspect of the present invention, preferred, electric work figure collecting unit comprises:
Current sensor is used to gather motor current signal and is sent to current signal conditioning unit;
Voltage sensor is used to gather motor voltage signal and is sent to voltage signal conditioning unit;
Current signal conditioning unit is used for motor current signal is nursed one's health, and the motor current signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Voltage signal conditioning unit is used for motor voltage signal is nursed one's health, and the motor voltage signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Electric work appearance multi-channel A/D acquisition module; Be used for carrying out analog to digital conversion through the motor current signal of conditioning with through the motor voltage signal of nursing one's health; Obtain the digital signal of current of electric and electric moter voltage, and the digital signal of current of electric and electric moter voltage is sent to electric work appearance master controller;
Electric work appearance master controller is used for the digital signal of current of electric and electric moter voltage handled obtaining power data and buffer memory.
For third and fourth aspect of the present invention, preferred, the load-position diagram collecting unit comprises:
Acceleration transducer is used to gather acceleration signal and is sent to acceleration conditioning unit;
Load transducer is used to gather load signal and is sent to load conditioning unit;
Acceleration conditioning unit is used for acceleration signal is nursed one's health, and the acceleration signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Load conditioning unit is used for load signal is nursed one's health, and the load signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Indicator multi-channel A/D acquisition module is used for obtain the digital signal of acceleration and load, and the digital signal of degree of will speed up and load being sent to the indicator master controller to carrying out analog to digital conversion through the load signal of conditioning with through the acceleration signal of nursing one's health; And
The indicator master controller is used for the digital signal of acceleration and load handled obtaining displacement load data and buffer memory.
Compared with prior art; Beneficial effect of the present invention is: the present invention has realized the synchronous continuous monitoring of load displacement figure and power displacement diagram through obtaining displacement load data and power data synchronously; Reform the method that the acceleration location moves, adapted to the oil field bad working environment well.
Description of drawings
Fig. 1 is the schematic flow sheet of the oil pumper operating mode comprehensive analysis method that provides of first embodiment of the invention;
Fig. 2 is the structural representation of oil pumper operating mode overall analysis system provided by the invention;
Fig. 3 is the data acquisition flow figure of the hand-held set that provides of first embodiment of the invention;
Fig. 4 is the data acquisition flow figure of the load-position diagram collecting unit that provides of first embodiment of the invention;
Fig. 5 is the data acquisition flow figure of the electric work figure collecting unit that provides of first embodiment of the invention;
Fig. 6 is the hand-held set photo sectional drawing that first embodiment of the invention provides;
Fig. 7 is the continuous synchronization collecting flowchart figure that first embodiment of the invention provides;
Fig. 8 is the schematic flow sheet of the oil pumper operating mode comprehensive analysis method that provides of second embodiment of the invention;
Fig. 9 is the data acquisition flow figure of the hand-held set that provides of second embodiment of the invention;
Figure 10 is the data acquisition flow figure of the electric work figure collecting unit that provides of second embodiment of the invention;
Figure 11 is the data acquisition flow figure of the load-position diagram collecting unit that provides of second embodiment of the invention;
Figure 12 is the continuous synchronization collecting flowchart figure that second embodiment of the invention provides.
Embodiment
, should be appreciated that following illustrated preferred embodiment only is used for explanation and explains the present invention, and be not used in qualification the present invention a preferred embodiment of the present invention will be described in detail below in conjunction with accompanying drawing.
Fig. 1 has shown the flow process signal of oil pumper operating mode comprehensive analysis method provided by the invention, and is as shown in Figure 1:
Step S101, hand-held set sends the order of first synchronous acquisition to the load-position diagram collecting unit.
Before this; Hand-held set sends wake command to the load-position diagram collecting unit, if reply the response of successful information of waking up, then hand-held set sends the order of first synchronous acquisition to the load-position diagram collecting unit to the load-position diagram collecting unit again according to wake command; Promptly indicate the load-position diagram collecting unit to begin image data; Wake the response message of failure up if reply, then hand-held set sends the order of second synchronous acquisition to electric work figure collecting unit, promptly indicates electric work figure collecting unit to begin image data.
Step S102; The load-position diagram collecting unit receives first synchronous acquisition order back and sends the order of second synchronous acquisition to electric work figure collecting unit, so that displacement load data that load-position diagram collecting unit and electric work figure collecting unit are obtained according to the order of first and second synchronous acquisition respectively and power data synchronized transmission are to hand-held set.
Wherein, After the load-position diagram collecting unit receives the order of first synchronous acquisition; To send the answer message about first synch command to hand-held set, if do not send, then hand-held set sends the order of second synchronous acquisition to electric work figure collecting unit when timing is overtime; In this case, hand-held set will only obtain the data that electric work figure collecting unit is gathered.
After the load-position diagram collecting unit receives the order of first synchronous acquisition; Send the order of second synchronous acquisition to electric work figure collecting unit; If the load-position diagram collecting unit receives the answer message about the order of second synchronous acquisition that electric work figure collecting unit sends; Then the load-position diagram collecting unit begins to gather polished rod acceleration and load speed, handles obtaining displacement load data, i.e. load-position diagram again.Electric work figure collecting unit receives the order of second synchronous acquisition and after the load-position diagram collecting unit sends the answer message about the order of second synchronous acquisition, begins to gather current of electric and electric moter voltage; Handle again and obtain power data, then power data is sent to the load-position diagram collecting unit.
The load-position diagram collecting unit obtains first buffer memory behind displacement load data and the power data, and when treating that hand-held set sends reading order, the load-position diagram collecting unit is sent to hand-held set simultaneously with displacement load data and power data.
Receive second synchronous acquisition that hand-held set sends when ordering if receive first synchronous acquisition order that hand-held set sends and electric work figure collecting unit at the load-position diagram collecting unit; Also all will send the corresponding message of replying to hand-held set; Hand-held set timing when receiving that replying message promptly begins image data begins; If the timing duration reaches 150 seconds and number of strokes reaches 4 times and can artificial finish to gather, if reaching 480 seconds, the timing duration then finishes gatherer process automatically, when finishing gatherer process; If electric work figure collecting unit receives second synchronous acquisition order that hand-held set sends; Then hand-held set sends reading order to electric work figure collecting unit, if electric work figure collecting unit receives second synchronous acquisition order that load-position diagram sends, then hand-held set sends reading order to the load-position diagram collecting unit.
Step S103, hand-held set receives displacement load data and power data, obtains comprising the comparative analysis figure of load displacement figure and power displacement diagram after treatment.
After hand-held set receives displacement load data and power data, through handling displacement data and power data are shown on the power displacement diagram, and finally obtain comprising the comparative analysis figure of load displacement figure and power displacement diagram.
Fig. 2 has shown the structural representation of oil pumper operating mode overall analysis system provided by the invention, and is as shown in Figure 2, and this system comprises load-position diagram collecting unit, electric work figure collecting unit and hand-held set.
The load-position diagram collecting unit comprises load transducer, acceleration transducer, load conditioning unit, acceleration conditioning unit, indicator multi-channel A/D acquisition module and indicator master controller; Wherein, acceleration transducer is gathered acceleration signal and is sent to acceleration conditioning unit; Load transducer is gathered load signal and is sent to load conditioning unit; Acceleration conditioning unit is nursed one's health acceleration signal, and the acceleration signal that will pass through conditioning is sent to indicator multi-channel A/D acquisition module; Load conditioning unit is nursed one's health load signal, and the load signal that will pass through conditioning is sent to indicator multi-channel A/D acquisition module; Indicator multi-channel A/D acquisition module obtains the digital signal of acceleration and load to carrying out analog to digital conversion through the acceleration signal of conditioning with through the load signal of nursing one's health, and the digital signal of degree of will speed up and load is sent to the indicator master controller; The indicator master controller is handled the digital signal of acceleration and load and is obtained displacement load data and buffer memory.
Electric work figure collecting unit comprises current sensor, voltage sensor, current signal conditioning unit, voltage signal conditioning unit, electric work appearance multi-channel A/D acquisition module and electric work appearance master controller.Wherein, current sensor is gathered motor current signal and is sent to current signal conditioning unit; Voltage sensor is gathered motor voltage signal and is sent to voltage signal conditioning unit; Current signal conditioning unit is nursed one's health motor current signal, and the motor current signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module; Voltage signal conditioning unit is nursed one's health motor voltage signal, and the motor voltage signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module; Electric work appearance multi-channel A/D acquisition module is to carrying out analog to digital conversion through the motor current signal of conditioning with through the motor voltage signal of nursing one's health; Obtain the digital signal of current of electric and electric moter voltage, and the digital signal of current of electric and electric moter voltage is sent to electric work appearance master controller; Electric work appearance master controller is handled the digital signal of current of electric and electric moter voltage and is obtained power data and buffer memory.
Hand-held set comprises hand-held set master controller and liquid crystal display component, and wherein, the hand-held set master controller carries out the comparative analysis figure that processing such as data integration obtain comprising load displacement figure and power displacement diagram to displacement load data and the power data that receives; Liquid crystal display component shows the comparative analysis figure that the processing of hand-held set master controller obtains.
In addition, load-position diagram collecting unit, electric work figure collecting unit and hand-held set include wireless communication module, are used for the wireless telecommunications between the three.
Fig. 3 has shown the data acquisition flow of the hand-held set that first embodiment of the invention provides, and is as shown in Figure 3:
Step S301, hand-held set are triggered and carry out synchronous acquisition.
Step S302, hand-held set sends wake command to the load-position diagram collecting unit, if wake success up, execution in step S303 then is if wake failure, then execution in step S305 up.
Step S303, hand-held set sends the order of first synchronous acquisition to the load-position diagram collecting unit.
Step S304, hand-held set wait for the answer message of load-position diagram collecting unit about the order of first synchronous acquisition, if wait timeout, execution in step S305 then is if receive answer message, then execution in step S307.
Step S305, hand-held set sends the order of second synchronous acquisition to electric work figure collecting unit.
Step S306, hand-held set wait for the answer message of electric work figure collecting unit about the order of second synchronous acquisition, if wait timeout, then gatherer process finishes, if receive answer message, then execution in step S307.
Step S307, hand-held set is waited for 7 minutes.
Step S308; If being the load-position diagram collecting unit, second synchronous acquisition that electric work figure collecting unit receives order sends; Then hand-held set sends the reading of data order to the load-position diagram collecting unit; Read the displacement load data of load-position diagram collecting unit transmission and the power data that electric work figure collecting unit sends, or the displacement load data of load-position diagram collecting unit transmission.Send if second synchronous acquisition that electric work figure receives order is a hand-held set, then hand-held set sends the reading of data order to electric work figure collecting unit, reads the power data that electric work figure collecting unit sends.
Step S309, hand-held set carry out the comparative analysis figure that processing such as data integration obtain comprising load displacement figure and power displacement diagram.
Fig. 4 has shown the data acquisition flow of the load-position diagram collecting unit that first embodiment of the invention provides, and is as shown in Figure 4:
Step S401, the load-position diagram collecting unit is waken up by the wake command that hand-held set sends.
Step S402, load-position diagram collecting unit reply to hand-held set and wake message of successful up.
Step S403, load-position diagram collecting unit judge whether first synchronous acquisition order that hand-held set sends is synch command, if synch command execution in step S404 then.
Step S404, the load-position diagram collecting unit sends the order of second synchronous acquisition to electric work figure collecting unit.
Step S405, load-position diagram collecting unit wait for that electric work figure collecting unit replys the answer message about the order of second synchronous acquisition, if wait timeout, execution in step S407 then is if receive answer message, then execution in step S406.
Step S406, load-position diagram collecting unit receive the answer message about the order of second synchronous acquisition that electric work figure collecting unit sends.
Step S407, load-position diagram collecting unit begin to gather polished rod acceleration and load speed, obtain the displacement load data.
Step S408 replys the message of gathering completion to hand-held set.
Fig. 5 has shown the data acquisition flow of the electric work figure collecting unit that first embodiment of the invention provides, and is as shown in Figure 5:
Step S501, electric work figure collecting unit receive second synchronous acquisition order of hand-held set or the transmission of load-position diagram collecting unit.
Step S502, electric work figure collecting unit begins to gather current of electric and electric moter voltage, obtains power data.
Step S503 replys the message of gathering completion to hand-held set or load-position diagram collecting unit.
Fig. 6 has shown the hand-held set photo sectional drawing that first embodiment of the invention provides; As shown in Figure 6, picture is divided into two parts, and left-hand component is power diagram; Horizontal ordinate is displacement; Ordinate is a power, and straight line is the image data of upstroke with top on the figure, and straight line is the image data of down stroke with the lower part.Right-hand component is a load diagram, and horizontal ordinate is displacement, and ordinate is a load, and the figure cathetus is the image data of upstroke with top, and straight line is the image data of down stroke with the lower part.
Fig. 7 has shown the continuous synchronization collecting flowchart that first embodiment of the invention provides, and is as shown in Figure 7:
Step S701, hand-held set are triggered and carry out the continuous synchronization collection.
Step S702, hand-held set sends wake command to the load-position diagram collecting unit, if wake success up, execution in step S703 then is if wake failure, then execution in step S705 up.
Step S703, hand-held set sends the first continuous synchronization acquisition to the load-position diagram collecting unit.
Step S704, hand-held set wait for the answer message of load-position diagram collecting unit about the first continuous synchronization acquisition, if wait timeout, execution in step S705 then is if receive answer message, then execution in step S707.
Step S705, hand-held set sends the second continuous synchronization acquisition to electric work figure collecting unit.
Step S706, hand-held set wait for the answer message of electric work figure collecting unit about the second continuous synchronization acquisition, if wait timeout, then gatherer process finishes, if receive answer message, then execution in step S707.
Step S707; If being the load-position diagram collecting unit, the second continuous synchronization acquisition that electric work figure collecting unit receives sends; Then hand-held set sends acquisition interval to the load-position diagram collecting unit; The load-position diagram collecting unit sends to electric work figure after receiving these acquisition interval data again, sends if the second continuous synchronization acquisition that electric work figure receives is a hand-held set, and then hand-held set sends acquisition interval to electric work figure collecting unit.
Step S708, hand-held set gets into the backstage waiting status.
Wherein, the continuous synchronization collection can obtain many groups and carry displacement load data and power data, when hand-held set is triggered reading of data, reads many groups simultaneously and carries displacement load data and power data, produces a plurality of comparative analysis figure through analyzing.
Fig. 8 has shown the flow process signal of the oil pumper operating mode comprehensive analysis method that second embodiment of the invention provides, and is as shown in Figure 8:
Step S801, hand-held set sends the order of first synchronous acquisition to electric work figure collecting unit.
Before this; Hand-held set sends wake command to electric work figure collecting unit, if reply the response of successful information of waking up, then hand-held set sends the order of first synchronous acquisition to electric work figure collecting unit to electric work figure collecting unit again according to wake command; Promptly indicate electric work figure collecting unit to begin image data; Wake the response message of failure up if reply, then hand-held set sends the order of second synchronous acquisition to the load-position diagram collecting unit, promptly indicates the load-position diagram collecting unit to begin image data.
Step S802; Electric work figure collecting unit receives first synchronous acquisition order back and sends the order of second synchronous acquisition to the load-position diagram collecting unit, so that power data that electric work figure collecting unit and load-position diagram collecting unit are obtained according to the order of first and second synchronous acquisition respectively and displacement load data synchronized transmission are to hand-held set.
Wherein, After electric work figure collecting unit receives the order of first synchronous acquisition; To send the answer message about first synch command to hand-held set, if do not send, then hand-held set sends the order of second synchronous acquisition to the load-position diagram collecting unit when timing is overtime; In this case, hand-held set will only obtain the data that the load-position diagram collecting unit is gathered.
After electric work figure collecting unit receives the order of first synchronous acquisition; Send the order of second synchronous acquisition to the load-position diagram collecting unit; If electric work figure collecting unit receives the answer message about the order of second synchronous acquisition that the load-position diagram collecting unit sends; Then electric work figure collecting unit begins to gather current of electric and electric moter voltage, handles obtaining power data again.The load-position diagram collecting unit receives the order of second synchronous acquisition and after electric work figure collecting unit sends the answer message about the order of second synchronous acquisition, begins to gather polished rod acceleration and load speed; Handle again and obtain the displacement load data, then the displacement load data is sent to electric work figure collecting unit.
Electric work figure collecting unit obtains first buffer memory behind power data and the displacement load data, and when treating that hand-held set sends reading order, electric work figure collecting unit is sent to hand-held set simultaneously with power data and displacement load data.
Receive first synchronous acquisition order that hand-held set sends and load-position diagram collecting unit at electric work figure collecting unit and receive second synchronous acquisition that hand-held set sends when ordering; Also all will send the corresponding message of replying to hand-held set; Hand-held set timing when receiving that replying message promptly begins image data begins; If the timing duration reaches 150 seconds and number of strokes reaches 4 times and can artificial finish to gather, if reaching 480 seconds, the timing duration then finishes gatherer process automatically, when finishing gatherer process; If the load-position diagram collecting unit receives second synchronous acquisition order that hand-held set sends; Then hand-held set sends reading order to the load-position diagram collecting unit, if the load-position diagram collecting unit receives second synchronous acquisition order that electric work figure sends, then hand-held set sends reading order to electric work figure collecting unit.
Step S803, hand-held set received power data and displacement load data obtain comprising the comparative analysis figure of power displacement diagram and load displacement figure after treatment.
After hand-held set receives power data and displacement load data, power data and displacement load data are shown on same figure, obtain comprising the comparative analysis figure of power displacement diagram and load displacement figure through handling.
Fig. 9 has shown the data acquisition flow of the hand-held set that second embodiment of the invention provides, and is as shown in Figure 9:
Step S901, hand-held set are triggered and carry out synchronous acquisition.
Step S902, hand-held set sends wake command to electric work figure collecting unit, if wake success up, execution in step S903 then is if wake failure, then execution in step S905 up.
Step S903, hand-held set sends the order of first synchronous acquisition to electric work figure collecting unit.
Step S904, hand-held set wait for the answer message of electric work figure collecting unit about the order of first synchronous acquisition, if wait timeout, execution in step S905 then is if receive answer message, then execution in step S907.
Step S905, hand-held set sends the order of second synchronous acquisition to the load-position diagram collecting unit.
Step S906, hand-held set wait for the answer message of load-position diagram collecting unit about the order of second synchronous acquisition, if wait timeout, then gatherer process finishes, if receive answer message, then execution in step S907.
Step S907, hand-held set is waited for 7 minutes.
Step S908; If being electric work figure collecting unit, second synchronous acquisition that the load-position diagram collecting unit receives order sends; Then hand-held set sends the reading of data order to electric work figure collecting unit; Read the power data of electric work figure collecting unit transmission and the displacement load data that the load-position diagram collecting unit sends, or the power data of electric work figure collecting unit transmission.Send if second synchronous acquisition that load-position diagram receives order is a hand-held set, then hand-held set sends the reading of data order to the load-position diagram collecting unit, reads the displacement load data that the load-position diagram collecting unit sends.
Step S909, hand-held set carry out the comparative analysis figure that processing such as data integration obtain comprising power displacement diagram and load displacement figure.
Figure 10 has shown the data acquisition flow of the electric work figure collecting unit that second embodiment of the invention provides, and is shown in figure 10:
Step S1001, electric work figure collecting unit is waken up by the wake command that hand-held set sends.
Step S1002, electric work figure collecting unit reply to hand-held set and wake message of successful up.
Step S1003, electric work figure collecting unit judge whether first synchronous acquisition order that hand-held set sends is synch command, if synch command execution in step S1004 then.
Step S1004, electric work figure collecting unit sends the order of second synchronous acquisition to the load-position diagram collecting unit.
Step S1005, electric work figure collecting unit wait for that the load-position diagram collecting unit replys the answer message about the order of second synchronous acquisition, if wait timeout, execution in step S1007 then is if receive answer message, then execution in step S1006.
Step S1006, electric work figure collecting unit receive the answer message about the order of second synchronous acquisition that the load-position diagram collecting unit sends.
Step S1007, electric work figure collecting unit begins to gather current of electric and electric moter voltage, obtains power data.
Step S1008 replys the message of gathering completion to hand-held set.
Figure 11 has shown the data acquisition flow of the load-position diagram collecting unit that second embodiment of the invention provides, and is shown in figure 11:
Step S1101, load-position diagram collecting unit receive second synchronous acquisition order of hand-held set or the transmission of electric work figure collecting unit.
Step S1102, load-position diagram collecting unit begin to gather polished rod acceleration and load speed, obtain the displacement load data.
Step S1103 replys the message of gathering completion to hand-held set or electric work figure collecting unit.
Figure 12 has shown the continuous synchronization collecting flowchart that second embodiment of the invention provides, and is shown in figure 12:
Step S1201, hand-held set are triggered and carry out the continuous synchronization collection.
Step S1202, hand-held set sends wake command to electric work figure collecting unit, if wake success up, execution in step S1203 then is if wake failure, then execution in step S1205 up.
Step S1203, hand-held set sends the first continuous synchronization acquisition to electric work figure collecting unit.
Step S1204, hand-held set wait for the answer message of electric work figure collecting unit about the first continuous synchronization acquisition, if wait timeout, execution in step S1205 then is if receive answer message, then execution in step S1207.
Step S1205, hand-held set sends the second continuous synchronization acquisition to the load-position diagram collecting unit.
Step S1206, hand-held set wait for the answer message of load-position diagram collecting unit about the second continuous synchronization acquisition, if wait timeout, then gatherer process finishes, if receive answer message, then execution in step S1207.
Step S1207; If being electric work figure collecting unit, the second continuous synchronization acquisition that the load-position diagram collecting unit receives sends; Then hand-held set sends acquisition interval to electric work figure collecting unit; Electric work figure collecting unit sends to load-position diagram after receiving these acquisition interval data again, sends if the second continuous synchronization acquisition that load-position diagram receives is a hand-held set, and then hand-held set sends acquisition interval to the load-position diagram collecting unit.
In sum, the present invention has following technique effect: the present invention has reformed the method that the acceleration location moves, and has adapted to the oil field bad working environment well, and is easy to use, and measuring accuracy is high.Displacement load data and power data synchronous acquisition have realized comprising the measurement of the comparative analysis figure of load displacement figure and power displacement diagram, and when gathering power data, adopt instrument to judge upper and lower dead point automatically, and it is more accurate to measure, and uses more convenient.Obtain displacement load data and power data synchronously and realized the synchronous continuous monitoring of load-position diagram and electric work figure, be convenient to the Continuous Tracking that oil well condition is changed.
Although preceding text specify the present invention, the invention is not restricted to this, those skilled in the art can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all are to be understood that to falling into protection scope of the present invention.
Claims (10)
1. an oil pumper operating mode comprehensive analysis method is characterized in that, may further comprise the steps:
A, hand-held set send the order of first synchronous acquisition to the load-position diagram collecting unit;
B, load-position diagram collecting unit receive said first synchronous acquisition order back and send the order of second synchronous acquisition to electric work figure collecting unit, so that displacement load data that load-position diagram collecting unit and electric work figure collecting unit are obtained according to the order of first and second synchronous acquisition respectively and power data synchronized transmission are to hand-held set; And
C, hand-held set receive said displacement load data and said power data, obtain comprising the comparative analysis figure of load displacement figure and power displacement diagram after treatment.
2. an oil pumper operating mode comprehensive analysis method is characterized in that, may further comprise the steps:
A, hand-held set send the order of first synchronous acquisition to electric work figure collecting unit;
B, electric work figure collecting unit receive said first synchronous acquisition order back and send the order of second synchronous acquisition to the load-position diagram collecting unit, so that power data that electric work figure collecting unit and load-position diagram collecting unit are obtained according to the order of first and second synchronous acquisition and displacement load data synchronized transmission are to hand-held set; And
C, hand-held set receive said power data and said displacement load data, obtain comprising the comparative analysis figure of power displacement diagram and load displacement figure after treatment.
3. method according to claim 1 is characterized in that, said step B may further comprise the steps:
Electric work figure collecting unit receives said second synchronous acquisition order and after the load-position diagram collecting unit is replied the response message about said second synchronous acquisition order, begins to gather current of electric and electric moter voltage; Processing obtains power data, more said power data is sent to the load-position diagram collecting unit;
The load-position diagram collecting unit begins to gather polished rod acceleration and load speed after receiving said response message about the order of second synchronous acquisition; And handle and to obtain the displacement load data, again with said power data and said displacement load data synchronized transmission to hand-held set.
4. method according to claim 2 is characterized in that, said step B may further comprise the steps:
The load-position diagram collecting unit receives said second synchronous acquisition order and after electric work figure collecting unit is replied the response message about said second synchronous acquisition order, begins to gather polished rod acceleration and load speed; Processing obtains the displacement load data, more said displacement load data is sent to electric work figure collecting unit;
Electric work figure collecting unit begins to gather current of electric and electric moter voltage after receiving said response message about second synchronous acquisition order, and handles and obtain power data, again with said displacement load data and said power data synchronized transmission to hand-held set.
5. according to claim 3 or 4 described methods, it is characterized in that said electric work figure collecting unit collection current of electric and electric moter voltage processing obtain power data and may further comprise the steps:
Current sensor and voltage sensor in the electric work figure collecting unit are gathered motor current signal and motor voltage signal respectively;
Said current sensor and voltage sensor are nursed one's health the unit by current signal conditioning unit and voltage signal respectively more respectively with the motor current signal that collects and motor voltage signal respectively and are sent to electric work appearance multi-channel A/D acquisition module and carry out analog to digital conversion after overcurrent signal conditioning unit and voltage signal conditioning unit conditioning, obtain the digital signal of current of electric and electric moter voltage; And
Said electric work appearance multi-channel A/D acquisition module is sent to the digital signal of current of electric and electric moter voltage in the electric work appearance master controller, obtains power data and buffer memory through handling.
6. according to claim 3 or 4 described methods, it is characterized in that said load-position diagram collecting unit collection polished rod acceleration and load velocity process obtain the displacement load data and may further comprise the steps:
Load transducer in the load-position diagram collecting unit and acceleration transducer are gathered load signal and acceleration signal respectively;
Said load transducer and acceleration transducer are sent to the load signal that collects and acceleration signal after load signal conditioning unit and the acceleration signal conditioning unit conditioning more respectively respectively and nurse one's health the unit by load signal conditioning unit and acceleration signal and be sent to indicator multi-channel A/D acquisition module and carry out analog to digital conversion, obtain the digital signal of load and acceleration; And
Said indicator multi-channel A/D acquisition module is sent to the digital signal of load and acceleration in the indicator master controller, obtains displacement load data and buffer memory through handling.
7. an oil pumper operating mode overall analysis system is characterized in that, comprising:
Hand-held set is used for sending the order of first synchronous acquisition to the load-position diagram collecting unit;
The load-position diagram collecting unit; Be used for after receiving said first synchronous acquisition order, sending the order of second synchronous acquisition and obtaining the displacement load data, and said displacement load data is sent to hand-held set according to said first synchronous acquisition order to electric work figure collecting unit; And
Electric work figure collecting unit is used for obtaining power data according to said second synchronous acquisition order, and said power data is sent to hand-held set;
Wherein, hand-held set also is used to receive said displacement load data and said power data, obtains the comparative analysis figure of load displacement figure and power displacement diagram after treatment.
8. an oil pumper operating mode overall analysis system is characterized in that, comprising:
Hand-held set is used for sending the order of first synchronous acquisition to electric work figure collecting unit;
Electric work figure collecting unit is used for after receiving said first synchronous acquisition order, sending the order of second synchronous acquisition and obtaining power data according to said first synchronous acquisition order to the load-position diagram collecting unit, and said power data is sent to hand-held set; And
The load-position diagram collecting unit is used for obtaining the displacement load data and being sent to electric work figure collecting unit according to said second synchronous acquisition order, and said displacement load data is sent to hand-held set;
Wherein, hand-held set also is used to receive said power data and said displacement load data, obtains comprising the comparative analysis figure of power displacement diagram and load displacement figure after treatment.
9. according to claim 7 or 8 described systems, it is characterized in that said electric work figure collecting unit comprises:
Current sensor is used to gather motor current signal and is sent to current signal conditioning unit;
Voltage sensor is used to gather motor voltage signal and is sent to voltage signal conditioning unit;
Current signal conditioning unit is used for said motor current signal is nursed one's health, and the motor current signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Voltage signal conditioning unit is used for said motor voltage signal is nursed one's health, and the motor voltage signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Electric work appearance multi-channel A/D acquisition module; Be used for carrying out analog to digital conversion through the motor current signal of conditioning with through the motor voltage signal of nursing one's health; Obtain the digital signal of current of electric and electric moter voltage, and the digital signal of said current of electric and electric moter voltage is sent to electric work appearance master controller; And
Electric work appearance master controller is used for the digital signal of said current of electric and electric moter voltage handled obtaining power data and buffer memory.
10. according to claim 7 or 8 described systems, it is characterized in that said load-position diagram collecting unit comprises:
Acceleration transducer is used to gather acceleration signal and is sent to acceleration conditioning unit;
Load transducer is used to gather load signal and is sent to load conditioning unit;
Acceleration conditioning unit is used for said acceleration signal is nursed one's health, and the acceleration signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Load conditioning unit is used for said load signal is nursed one's health, and the load signal that will pass through conditioning is sent to electric work appearance multi-channel A/D acquisition module;
Indicator multi-channel A/D acquisition module; Be used for carrying out analog to digital conversion through the load signal of conditioning with through the acceleration signal of nursing one's health; Obtain the digital signal of acceleration and load, and the digital signal of said acceleration and load is sent to the indicator master controller; And
The indicator master controller is used for the digital signal of said acceleration and load handled obtaining displacement load data and buffer memory.
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| CN111379555B (en) * | 2018-12-29 | 2023-05-26 | 中国石油天然气股份有限公司 | Fault diagnosis method and device for oil pumping well |
| CN110206514A (en) * | 2019-06-27 | 2019-09-06 | 北京讯腾智慧科技股份有限公司 | Beam-pumping unit jig frequency regulating system and method |
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Application publication date: 20120704 |