CN110725669A - Intelligent balance adjusting method for beam-pumping unit and related device - Google Patents
Intelligent balance adjusting method for beam-pumping unit and related device Download PDFInfo
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- 238000005086 pumping Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 23
- 241001023788 Cyttus traversi Species 0.000 claims abstract description 14
- 230000009467 reduction Effects 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 14
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- 238000004519 manufacturing process Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
- E21B43/127—Adaptations of walking-beam pump systems
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
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Abstract
The invention provides an intelligent balance adjusting method for a beam-pumping unit, which comprises the following steps: acquiring a three-phase voltage value and a three-phase current value of a power line; converting the three-phase voltage value and the three-phase current value into a voltage digital quantity and a current digital quantity respectively, and calculating to obtain a power digital quantity; obtaining the maximum peak value WS of the power digital quantity in a preset time interval1And minimum peak WS2And dividing it to obtain balance coefficient K0(ii) a Will balance coefficient K0Comparison with the preset range: if the digital quantity falls within the preset range, storing the digital quantity; if the value is larger than the first threshold value, a forward rotation signal is sent to the motor so as to control the swinging device to move towards the direction far away from the horse head; if the value is smaller than the first threshold value, a forward rotation signal is sent to the motor to control the swinging device to move towards the direction close to the horse head, and finally the distance adjustment of the swinging device is realized. The invention also provides an intelligent balance adjusting device for the beam-pumping unit and a computer readable storage medium, which have the beneficial effectsAnd (5) fruit.
Description
Technical Field
The invention relates to the technical field of oil field production equipment, in particular to an intelligent balance adjusting system for a beam-pumping unit. The invention also relates to an intelligent balance adjusting device for the beam pumping unit and a computer readable storage medium.
Background
The pumping unit is an oil extraction device widely used in oil fields, and the working principle is as follows: the horse head arranged on the oil beam is driven by the motor and the reducer to reciprocate up and down, so that the oil pumping action is realized. However, when the pumping unit is operated for a long time, wax and mineral substances are easily adhered to the wall of the underground oil pipe, so that the pumping unit is overloaded, and the pumping unit is difficult to maintain good balance. In the process of oil well washing, the working fluid level in the well changes, so that the load of the pumping unit changes, and if the balance of the pumping unit cannot be adjusted in time, the pumping effect is influenced.
At present, most of pumping units on the market can not realize automatic balance to variable loads, so that the pumping units are difficult to maintain better balance degree, the operation of the pumping units is unbalanced, the working efficiency of a motor is directly influenced, the power loss of the motor is increased, and the service life of the motor is reduced.
Disclosure of Invention
The invention aims to provide an intelligent balance adjusting method for a beam pumping unit, which is used for controlling the steering of a motor so as to adjust the moving direction of a swinging device at the tail of a beam. Another core of the present invention is to provide an intelligent balance adjusting device for a beam-pumping unit and a computer readable storage medium thereof, which have the above-mentioned advantages.
The invention provides an intelligent balance adjusting system for a beam-pumping unit, which comprises the following steps:
s1, acquiring a three-phase voltage value and a three-phase current value of the power line;
s2, converting the three-phase voltage value and the three-phase current value which are obtained in advance into a voltage digital quantity and a current digital quantity respectively, and calculating to obtain a power digital quantity;
s3, obtaining the maximum peak value WS of the power digital quantity in the preset time interval1And minimum peak WS2For the minimum peak WS2And said maximum peak WS1Performing division operation to obtain balance coefficient K0；
S4, judging the balance coefficient K0Whether the position is within a preset range: if it isStoring said power digital quantity, and said voltage digital quantity and said current digital quantity;
if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the balance coefficient K0If the value is larger than the first threshold value, sending a forward rotation signal to the motor so that the motor controls the swing device installed at the tail of the walking beam to move towards the direction far away from the horse head, and returning to the step S2; if the balance coefficient K0And if the value is smaller than the second threshold value, sending a reverse signal to the motor so that the motor controls the swing device to move towards the direction close to the horse head, and returning to the step S2.
Preferably, in the step S2 ", the converting the three-phase voltage values and the three-phase current values obtained in advance into voltage digital values and current digital values, and calculating to obtain power digital values specifically include:
reducing the three-phase voltage value and the three-phase current value to obtain the three-phase voltage value and the three-phase current value after reduction;
converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity respectively, and calculating to obtain a power analog quantity;
and outputting the voltage analog quantity, the current analog quantity and the power analog quantity to an A/D conversion module, and respectively converting the voltage analog quantity, the current analog quantity and the power analog quantity into the voltage digital quantity, the current digital quantity and the power digital quantity.
Preferably, the step of "reducing the three-phase voltage value and the three-phase current value to obtain the three-phase voltage value and the three-phase current value after reduction" and the step of "converting the three-phase voltage value and the three-phase current value after reduction into the voltage analog quantity and the current analog quantity, respectively" further includes:
and collecting and storing the three-phase voltage value and the three-phase current value after voltage reduction.
An intelligent balance adjustment device for a beam-pumping unit, comprising:
the power line current and voltage determining module is used for acquiring a three-phase voltage value and a three-phase current value of the power line;
the analog quantity determining module is used for respectively converting the three-phase voltage value and the three-phase current value into a voltage analog quantity and a current analog quantity and calculating to obtain a power analog quantity;
the A/D conversion module is used for converting the voltage analog quantity, the current analog quantity and the power analog quantity into a voltage digital quantity, a current digital quantity and a power digital quantity;
a balance coefficient determining module for obtaining the maximum peak value WS of the power digital quantity when a preset time interval is reached1And minimum peak WS2By applying said minimum peak value WS2And said maximum peak WS1Dividing to determine balance coefficient K0；
A preset range judgment module for judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the voltage digital quantity, the current digital quantity and the power digital quantity; if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the balance coefficient K0And if the balance coefficient is smaller than the second threshold value, sending a forward rotation signal to the motor, and if the balance coefficient is smaller than the second threshold value, sending a reverse rotation signal to the motor, wherein the first threshold value is larger than the second threshold value.
Preferably, the analog quantity determination module includes:
the voltage reduction module is used for obtaining the three-phase voltage value and the three-phase current value, reducing the obtained three-phase voltage value and the three-phase current value and obtaining the three-phase voltage value and the three-phase current value after voltage reduction;
the analog quantity conversion module is used for respectively converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity;
and the analog quantity output module is used for outputting the voltage analog quantity and the current analog quantity to the A/D conversion module.
Preferably, the method further comprises the following steps:
and the data uploading module is used for transmitting the voltage digital quantity, the current digital quantity and the power digital quantity to peripheral equipment.
A computer readable storage medium having a computer program stored thereon, the computer program when executed by a processor implementing the steps of any of the above-mentioned methods for intelligently adjusting balance for a beam-pumping unit.
Compared with the background technology, the invention provides an intelligent balance adjusting method for a beam pumping unit, which comprises the following steps: s1, acquiring a three-phase voltage value and a three-phase current value of the power line; s2, converting the three-phase voltage value and the three-phase current value into a voltage digital quantity, a current digital quantity and a power digital quantity according to the three-phase voltage value and the three-phase current value which are obtained in advance; s3, obtaining the maximum peak value WS of the power digital quantity in the preset time interval1And minimum peak WS2For minimum peak WS2And maximum peak WS1Performing division operation to obtain balance coefficient K0(ii) a S4, judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the voltage digital quantity, the current digital quantity and the power digital quantity; if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the coefficient of balance K0If the value is larger than the first threshold value, a forward rotation signal is sent to the motor to enable the swinging device installed at the tail of the walking beam to move towards the direction far away from the horse head, and the step S2 is returned; if the coefficient of balance K0And if the value is less than the second threshold value, sending a reverse signal to the motor to control the swing device to move towards the direction close to the horse head by the motor, and returning to the step S2.
The balancing method comprises acquiring three-phase voltage value and three-phase current value of power line at preset time interval, converting them into voltage digital value and current digital value, calculating power digital value, and acquiring maximum peak value WS in period1And minimum peak WS2By applying to the minimum peak WS2And maximum peak WS1Performing division operation to obtain balance coefficient K0By passingJudging the balance coefficient K0And a steering signal is sent to the motor according to the relation between the first threshold and the second threshold, so that the motor controls the swinging device arranged at the tail end of the walking beam to move towards the direction close to or far away from the horse head, and the balance of the pumping unit system is finally realized. In addition, the obtained voltage digital quantity, current digital quantity and power digital quantity are used for storing so as to be used for reference and comparison of subsequent measured values.
The invention also provides an intelligent balance adjusting device for the beam-pumping unit and a computer readable storage medium, which have the beneficial effects and are not described again.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic flow chart of an intelligent balance adjustment method for a beam-pumping unit according to the present invention.
Detailed Description
The core of the invention is to provide an intelligent balance adjusting system for a beam pumping unit, which is used for controlling the motor speed of a swinging device at the tail end of a beam, thereby controlling the moving direction and the moving position of the swinging device and realizing the rotating force balance of the beam system. Another core of the present invention is to provide an intelligent adjusting device and a computer readable storage medium for a beam-pumping unit, which have the above-mentioned advantages.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 1 is a schematic flow chart of an intelligent balance adjustment method for a beam-pumping unit according to the present invention.
In this embodiment, the intelligent balance adjustment method for the beam-pumping unit comprises the following steps:
s1, acquiring a three-phase voltage value and a three-phase current value on a power line;
s2, converting the three-phase voltage value and the three-phase current value obtained in advance into a voltage digital quantity and a current digital quantity respectively, and calculating to obtain a power digital quantity;
s3, obtaining the maximum peak value WS of the power digital quantity in the preset time interval1And minimum peak WS2For minimum peak WS2And maximum peak WS1Performing division operation to obtain balance coefficient K0That is to say,
s4, judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the power digital quantity, the voltage digital quantity and the current digital quantity;
if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the coefficient of balance K0If the value is larger than the first threshold value, a forward rotation signal is sent to the motor, so that the swinging device installed at the tail part of the walking beam moves towards the direction far away from the horse head, and the step S2 is returned; if the coefficient of balance K0And if the first threshold value is less than the second threshold value, sending a reverse signal to the motor to enable the motor to control the swing device to move towards the direction close to the horse head, and returning to the step S2, wherein the first threshold value is greater than the second threshold value.
The method for adjusting the balance comprises the steps of acquiring a three-phase voltage value and a three-phase current value of a power line at a preset time interval, converting the three-phase voltage value and the three-phase current value into a voltage digital quantity and a current digital quantity, and calculating to obtain a maximum peak value WS1And minimum peak WS2By applying to the minimum peak WS2And maximum peak WS1Performing division operation to obtain balance coefficient K0By judging the balance coefficient K0Judging the steering direction of the motor according to the relation between the first threshold and the second threshold, so that the motor controls the swinging device arranged at the tail end of the walking beam to be close to or far away from the horse headThe donkey head moves in the direction, and finally the balance of the pumping unit system is realized. The obtained voltage and current digital quantities and power digital quantities are used for storage for comparison and reference of subsequent measured values.
Further, step S2 "converts the three-phase voltage values and the three-phase current values obtained in advance into voltage digital values, current digital values and power digital values" and specifically executes the following steps:
acquiring a three-phase voltage value and a three-phase current value;
the three-phase voltage value and the three-phase current value are subjected to voltage reduction to obtain a three-phase voltage value and a three-phase current value after voltage reduction;
converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity respectively, and calculating to obtain a power digital quantity;
and the voltage analog quantity, the current analog quantity and the power analog quantity are output to an A/D conversion module, and are converted into a voltage digital quantity, a current digital quantity and a power digital quantity through the A/D conversion module respectively.
Through the steps, the conversion among the three-phase voltage value, the three-phase current value, the three-phase power value, the voltage digital quantity, the current digital quantity and the power digital quantity can be realized.
Further, collecting the three-phase voltage value and the three-phase current value after voltage reduction between the step of reducing the three-phase voltage value and the three-phase current value to obtain the three-phase voltage value and the three-phase current value after voltage reduction and the step of converting the three-phase voltage value and the three-phase current value into the voltage analog quantity and the current analog quantity respectively, and storing the three-phase voltage value and the three-phase current value after voltage reduction.
According to the method, after the three-phase voltage value and the three-phase current value of the power line are obtained, the three-phase voltage value and the three-phase current value are sequentially subjected to voltage reduction, the voltage value and the current value after voltage reduction are respectively converted into the voltage analog quantity and the current analog quantity, the voltage analog quantity and the current analog quantity are respectively converted into the voltage digital quantity and the current digital quantity, and the voltage digital quantity and the current digital quantity are obtained through calculationThe power digital quantity is calculated in a preset period to obtain the minimum value and the maximum value of the power digital quantity, and the minimum value and the maximum value of the power digital quantity are subjected to division operation to obtain a balance coefficient K0(ii) a Finally, the balance coefficient K is determined0Comparing with the first threshold, the second threshold and the preset range, and when the balance coefficient K is within the preset range0When the voltage and the current fall within a preset range formed by a first threshold value and a second threshold value, the motor does not work, and the voltage digital quantity, the current digital quantity and the power digital quantity are stored; when the balance coefficient K0When the current value is greater than the first threshold value, a working signal of positive rotation is sent to the motor so as to enable the motor to rotate positively, meanwhile, the swing device at the tail of the walking beam is driven to move towards the direction far away from the horse head, the voltage digital quantity and the current digital quantity are returned to the step S2, and the circulation is continuously executed; when the balance coefficient K0And when the current value is less than the second threshold value, sending a reverse working signal to the motor to reverse the motor, driving the swinging device at the tail part of the walking beam to move towards the direction close to the horse head, returning the voltage digital quantity and the current digital quantity to the step S2, and continuing to execute the circulation. According to the steps, the motor can be controlled to rotate, the moving direction of the swing device can be further controlled, the moving distance of the swing device can be controlled through the rotation speed and the power of the motor, and finally the moment balance of the system is achieved.
Besides the intelligent balance adjusting method, the invention also provides an intelligent balance adjusting device for the beam-pumping unit.
This an intelligent regulation balancing unit for beam-pumping unit includes:
the power line current and voltage determining module is used for acquiring a three-phase voltage value and a three-phase current value of the power line;
the analog quantity determining module is used for converting the three-phase voltage value and the three-phase current value into a voltage analog quantity, a current analog quantity and a power analog quantity respectively and calculating to obtain a power value;
the A/D conversion module is used for converting the voltage analog quantity, the current analog quantity and the power analog quantity into a voltage digital quantity, a current digital quantity and a power digital quantity;
a balance coefficient determining module for obtaining the maximum peak value WS of the power digital quantity when a preset time interval is reached1And minimum peak WS2By applying to the minimum peak WS2And maximum peak WS1Dividing to determine balance coefficient K0；
A preset range judgment module for judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the voltage digital quantity, the current digital quantity and the power digital quantity; if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the coefficient of balance K0And if the balance coefficient is smaller than a second threshold value, the motor rotates reversely, wherein the first threshold value is larger than the second threshold value.
Further, the analog quantity determination module comprises:
the voltage reduction module is used for obtaining a three-phase voltage value and a three-phase current value, reducing the obtained three-phase voltage value and the obtained three-phase current value and obtaining a three-phase current value of the three-phase voltage value after voltage reduction;
the analog quantity conversion module is used for converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity respectively;
and the analog quantity output module is used for outputting the voltage analog quantity and the current analog quantity to the A/D conversion module.
Further, the method also comprises the following steps:
and the data uploading module is used for transmitting the voltage digital quantity, the current digital quantity and the power digital quantity to the peripheral equipment.
For example, the data uploading module may be an interface for connecting the endless computer, the numerical control center, the monitoring center, and the peripheral device, respectively, to realize data transmission to the peripheral device.
The present invention also provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program can execute the steps and realize the method.
The intelligent adjusting balancing device for the beam-pumping unit and the computer readable storage medium can realize the motor steering and further realize the adjustment of the movement displacement of the swinging device, thereby realizing the moment balance of a pumping unit system.
The intelligent balance adjusting method for the beam pumping unit and the related device provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. An intelligent balance adjusting method for a beam-pumping unit is characterized by comprising the following steps:
s1, acquiring a three-phase voltage value and a three-phase current value of the power line;
s2, converting the three-phase voltage value and the three-phase current value which are obtained in advance into a voltage digital quantity and a current digital quantity respectively, and calculating to obtain a power digital quantity;
s3, obtaining the maximum peak value WS of the power digital quantity in the preset time interval1And minimum peak WS2For the minimum peak WS2And said maximum peak WS1Performing division operation to obtain balance coefficient K0；
S4, judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the power digital quantity, the voltage digital quantity and the current digital quantity;
if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the balance coefficient K0If the value is larger than the first threshold value, sending a forward rotation signal to the motor so that the motor controls the swing device installed at the tail of the walking beam to move towards the direction far away from the horse head, and returning to the step S2; if the balance isNumber K0And if the value is smaller than the second threshold value, sending a reverse signal to the motor so that the motor controls the swing device to move towards the direction close to the horse head, and returning to the step S2.
2. The intelligent balance adjusting method for the beam-pumping unit as claimed in claim 1, wherein the step S2 "converts the three-phase voltage value and the three-phase current value obtained in advance into a voltage digital value and a current digital value, and calculates a power digital value" specifically as follows:
reducing the three-phase voltage value and the three-phase current value to obtain the three-phase voltage value and the three-phase current value after reduction;
converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity respectively, and calculating to obtain a power analog quantity;
and outputting the voltage analog quantity, the current analog quantity and the power analog quantity to an A/D conversion module, and respectively converting the voltage analog quantity, the current analog quantity and the power analog quantity into the voltage digital quantity, the current digital quantity and the power digital quantity.
3. The intelligent balance adjusting method for the beam-pumping unit as claimed in claim 2, wherein the step of "stepping down the three-phase voltage value and the three-phase current value to obtain the stepped-down three-phase voltage value and three-phase current value" and the step of "converting the stepped-down three-phase voltage value and three-phase current value into the voltage analog quantity and the current analog quantity respectively" further comprises:
and collecting and storing the three-phase voltage value and the three-phase current value after voltage reduction.
4. An intelligent balance adjustment device for a beam-pumping unit, comprising:
the power line current and voltage determining module is used for acquiring a three-phase voltage value and a three-phase current value of the power line;
the analog quantity determining module is used for respectively converting the three-phase voltage value and the three-phase current value into a voltage analog quantity and a current analog quantity and calculating to obtain a power analog quantity;
the A/D conversion module is used for converting the voltage analog quantity, the current analog quantity and the power analog quantity into a voltage digital quantity, a current digital quantity and a power digital quantity;
a balance coefficient determining module for obtaining the maximum peak value WS of the power digital quantity when a preset time interval is reached1And minimum peak WS2By applying said minimum peak value WS2And said maximum peak WS1Dividing to determine balance coefficient K0；
A preset range judgment module for judging the balance coefficient K0Whether the position is within a preset range: if yes, storing the voltage digital quantity, the current digital quantity and the power digital quantity; if not, judging the balance coefficient K0Relationship to the first threshold and the second threshold: if the balance coefficient K0And if the balance coefficient is smaller than the second threshold value, sending a forward rotation signal to the motor, and if the balance coefficient is smaller than the second threshold value, sending a reverse rotation signal to the motor, wherein the first threshold value is larger than the second threshold value.
5. The intelligent adjusting balance device for beam-pumping unit of claim 4, wherein the analog quantity determining module comprises:
the voltage reduction module is used for obtaining the three-phase voltage value and the three-phase current value, reducing the obtained three-phase voltage value and the three-phase current value and obtaining the three-phase voltage value and the three-phase current value after voltage reduction;
the analog quantity conversion module is used for respectively converting the three-phase voltage value and the three-phase current value after voltage reduction into a voltage analog quantity and a current analog quantity;
and the analog quantity output module is used for outputting the voltage analog quantity and the current analog quantity to the A/D conversion module.
6. The intelligent adjustment balancing device for beam-pumping units of claim 5, further comprising:
and the data uploading module is used for transmitting the voltage digital quantity, the current digital quantity and the power digital quantity to peripheral equipment.
7. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, realizes the steps of the method for intelligently adjusting the balance of a beam-pumping unit according to any one of claims 1 to 6.
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| CN201811214904.9A CN110725669A (en) | 2018-10-18 | 2018-10-18 | Intelligent balance adjusting method for beam-pumping unit and related device |
| CN202210643979.9A CN115045638A (en) | 2018-10-18 | 2018-10-18 | Intelligent balance adjusting method and related device for beam-pumping unit |
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| CN201811214904.9A CN110725669A (en) | 2018-10-18 | 2018-10-18 | Intelligent balance adjusting method for beam-pumping unit and related device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN202832419U (en) * | 2012-10-19 | 2013-03-27 | 中国石油集团渤海石油装备制造有限公司 | Automatically adjusting balance pumping unit |
| CN105672950B (en) * | 2016-03-28 | 2017-12-19 | 唐河科林沃特环保科技有限公司 | Intelligent energy-saving pumping unit and its autocontrol method |
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- 2018-10-18 CN CN202210643979.9A patent/CN115045638A/en active Pending
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