CN201096566Y - Beam type oil pumping machine indicating diagram on-line measurement device - Google Patents
Beam type oil pumping machine indicating diagram on-line measurement device Download PDFInfo
- Publication number
- CN201096566Y CN201096566Y CNU2007200153267U CN200720015326U CN201096566Y CN 201096566 Y CN201096566 Y CN 201096566Y CN U2007200153267 U CNU2007200153267 U CN U2007200153267U CN 200720015326 U CN200720015326 U CN 200720015326U CN 201096566 Y CN201096566 Y CN 201096566Y
- Authority
- CN
- China
- Prior art keywords
- unit
- suspension point
- measurement device
- walking
- line measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides an online measuring device for the beam pumping unit indicator diagram which is characterized in that the online measuring device comprises a transducer, an angle sensing unit and a computation unit; the torque M and the rotary speed Omega of the motor of the pumping unit are transmitted to the computation unit by the transducer; the angle Alpha of the beam (the angle is zero when the beam is in the bottom dead point) is transmitted to the computation unit; The suspension point force F and the displacement S are worked out according to the formulas F=M-(shaft head) X Omega X Eta /V = [kM +M-(max) X sin(Omega X t)] X Omega X Eta / (L X d(Alpha)/dt) and S=L X Alpha; The suspension point force F and the displacement S are transmitted to the peripheral equipment by the computation unit; the indicator diagram of the suspension point of the pumping unit is plotted by the peripheral device according to the corresponding relation of the suspension point force F and the displacement S. The online measuring device for the beam pumping unit indicator diagram has the advantages that the installation of the measuring system is simple and the realization of the online measuring and recording is convenient; the stroke frequency and the upper and lower stroke speed of the pumping unit can be controlled by the indicator diagram so that the fullness of the plunger pump is improved.
Description
Technical field
The utility model relates to the load-position diagram measuring technique.
Background technology
Load-position diagram is a chart of the reflection pumping unit running status that often will use of petroleum production engineering.The existing special instrument of measuring load-position diagram generally is to describe load-position diagram by power and displacement that the load displacement sensor is directly measured the oil pumper suspension point.Its shortcoming is: inconvenience is installed, can't realizes long-term online in real time measurement.
Summary of the invention
The purpose of this utility model is to provide a kind of walking-beam pumping unit load-position diagram on-line measurement device.
The utility model provides a kind of walking-beam pumping unit load-position diagram on-line measurement device, it is characterized in that: form by frequency converter, angle sensor unit and computing unit, frequency converter is given computing unit with the torque M and the rotational speed omega of pumping-unit motor, and computing unit is given with the angle [alpha] (being 0 when walking beam is in bottom dead centre) of walking beam in the angle sensor unit.Unit of account is according to formula F=M
Spindle noseω η/V=[kM+M
MaxSin (ω t)] ω η/(L d α/dt) calculate suspension point power F and displacement S with S=L α, in the formula: F is a suspension point power, M
Spindle noseBe gear case spindle nose output torque, k is the multiple that the gear case driving shaft is converted in motor shaft head output torque; M
Max=GR, G are the weight of damper weight, and R is the radius of turn of damper weight; When damper weight vertically upward the time t be 0, η is the mechanical efficiency of oil pumper gear case spindle nose to suspension point, V is the speed of suspension point, L is the walking beam forearm, S is the displacement of suspension point with respect to bottom dead centre.Computing unit is given external unit with suspension point power F and displacement S, and external unit is drawn out the load-position diagram of oil pumper suspension point according to the corresponding relation of suspension point power F and displacement S.
The walking-beam pumping unit load-position diagram on-line measurement device that the utility model provides, computing unit can be any device (as: frequency converter, PLC, computing machine etc.) or chips (as CPU, ASIC, single-chip microcomputer, DSP etc.) that the programming computing power is arranged.
Computing unit can design control panel separately and realize, also can be integrated in the central processing unit of frequency converter.
The walking-beam pumping unit load-position diagram on-line measurement device that the utility model provides, its angle sensor unit can be made of angular transducer 1, swing arm 2 and interface unit 3, one end of swing arm 2 links to each other with the input shaft 11 of angular transducer 1, and the other end is equipped with interface unit 3 and links to each other with walking beam 4.Interface unit 3 can be clamp or ring flange and standard web member, magnetic chuck, permanent magnet, bonding agent or scolder.
The walking-beam pumping unit load-position diagram on-line measurement device that the utility model provides, its advantage is: install simple, be convenient to realize on-line measurement and record, can utilize load-position diagram that the jig frequency and the up-down stroke speed of oil pumper are controlled, to improve the degree of filling of ram pump.
Description of drawings
Fig. 1 is the structural representation of walking-beam pumping unit load-position diagram on-line measurement device;
Fig. 2 is the structural representation of the angle sensor unit of walking-beam pumping unit.
Embodiment
Embodiment 1
The structure of walking-beam pumping unit load-position diagram on-line measurement device as illustrated in fig. 1 and 2, form by frequency converter, angle sensor unit and computing unit, the angle sensor unit is made of angular transducer 1, swing arm 2 and interface unit 3, one end of swing arm 2 links to each other with the input shaft 11 of angular transducer 1, the other end is equipped with interface unit 3 and links to each other with walking beam 4, and interface unit 3 is ring flange and standard web member; Computing unit adopts dsp chip, as the DSPIC30F4011 of MICRO CHIP, builds a digital circuit, and the pulse signal of angle sensor unit is delivered to the encoder interfaces of 30F4011, and the serial communication interface of DSP is used for the unofficial biography of load-position diagram data.The torque of frequency converter, rate signal insert or pass through by the serial communication interface of frequency converter the serial communication interface exchange of DSP by the analog quantity input of DSP.
Frequency converter is given computing unit with the torque M and the rotational speed omega of pumping-unit motor, and computing unit is given with the angle [alpha] (being 0 when walking beam is in bottom dead centre) of walking beam in the angle sensor unit.Unit of account is according to formula F=M
Spindle noseω η/V=[kM+M
MaxSin (ω t)] ω η/(L d α/dt) calculate suspension point power F and displacement S with S=L α.In the formula: F is a suspension point power, M
Max=GR, G are the weight of damper weight, and R is the radius of turn of damper weight, and the M spindle nose is gear case spindle nose output torque, and k is the multiple that the gear case driving shaft is converted in motor shaft head output torque; When damper weight vertically upward the time t be 0, η is the mechanical efficiency of oil pumper gear case spindle nose to suspension point, V is the speed of suspension point, L is the walking beam forearm, S is the displacement of suspension point with respect to bottom dead centre, computing unit is given external unit with suspension point power F and displacement S, and external unit is drawn out the load-position diagram of oil pumper suspension point according to the corresponding relation of suspension point power F and displacement S.
The structure of walking-beam pumping unit load-position diagram on-line measurement device is as shown in Figure 1 with referring to Fig. 2, form by frequency converter, angle sensor unit and computing unit, the angle sensor unit is made of angular transducer 1, swing arm 2 and interface unit 3, one end of swing arm 2 links to each other with the input shaft 11 of angular transducer 1, the other end is equipped with interface unit 3 and links to each other with walking beam 4, and interface unit 3 is bonding agents; Computing unit adopts PLC, as the CPU S7-224XP of Siemens, read torque, the rate signal of frequency converter, the counter port of the received impulse signal CPU of angle sensor unit by analog quantity input, the same upper machine communication of the serial communication interface of CPU passes to host computer with load-position diagram.Computing unit is calculated suspension point power F and displacement S according to example 1 formula.Computing unit is delivered to suspension point power F and displacement S in the host computer, and host computer is drawn out the load-position diagram of oil pumper suspension point according to the corresponding relation of suspension point power F and displacement S.
The structure of walking-beam pumping unit load-position diagram on-line measurement device is as shown in Figure 1 with referring to Fig. 2, form by frequency converter, angle sensor unit and computing unit, the angle sensor unit is by angular transducer 1---and rotary encoder, swing arm 2 and interface unit 3 constitute, one end of swing arm 2 links to each other with the input shaft 11 of angular transducer 1, the other end is equipped with interface unit 3 and links to each other with walking beam 4, and interface unit 3 is clamp and standard web member; Computing unit utilizes dsp chip in the frequency converter, increases a software module on frequency converter DSP procedure basis.
Utilize the dsp chip that is added with software module in the frequency converter, the interface of rotary encoder and the interface (analog quantity output, serial communication interface) of frequency converter, by frequency converter the torque M and the rotational speed omega of pumping-unit motor are defeated by computing unit, calculate suspension point power F and displacement S according to example 1 formula.Computing unit suspension point power F and displacement S export to external unit, and external unit is drawn out the load-position diagram of oil pumper suspension point according to the corresponding relation of suspension point power F and displacement S.
Claims (4)
1, a kind of walking-beam pumping unit load-position diagram on-line measurement device, it is characterized in that: form by frequency converter, angle sensor unit and computing unit, frequency converter is given computing unit with the torque and the rotating speed of pumping-unit motor, computing unit is given with the angle of walking beam in the angle sensor unit, and computing unit sends suspension point power and external unit is given in the suspension point displacement.
2, according to the described walking-beam pumping unit load-position diagram of claim 1 on-line measurement device, it is characterized in that: described computing unit is integrated in the central processing unit of frequency converter.
3, according to the described walking-beam pumping unit load-position diagram of claim 1 on-line measurement device, it is characterized in that: described angle sensor unit is made of angular transducer (1), swing arm (2) and interface unit (3), one end of swing arm (2) links to each other with the input shaft (11) of angular transducer (1), and the other end is equipped with interface unit (3) and links to each other with walking beam (4).
4, according to the described walking-beam pumping unit load-position diagram of claim 3 on-line measurement device, it is characterized in that: described interface unit (3) is clamp or ring flange and standard web member, magnetic chuck or permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200153267U CN201096566Y (en) | 2007-10-17 | 2007-10-17 | Beam type oil pumping machine indicating diagram on-line measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200153267U CN201096566Y (en) | 2007-10-17 | 2007-10-17 | Beam type oil pumping machine indicating diagram on-line measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201096566Y true CN201096566Y (en) | 2008-08-06 |
Family
ID=39923619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200153267U Expired - Fee Related CN201096566Y (en) | 2007-10-17 | 2007-10-17 | Beam type oil pumping machine indicating diagram on-line measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201096566Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331320A (en) * | 2011-06-20 | 2012-01-25 | 沈阳理工大学 | Beam pumping unit indicator diagram soft measurement method based on neural network |
| CN102435366A (en) * | 2011-11-02 | 2012-05-02 | 南京研控科技有限公司 | Acceleration-based indicator diagram data acquisition device of oil pumping unit |
| CN102937507A (en) * | 2012-11-20 | 2013-02-20 | 上海神开石油化工装备股份有限公司 | High-precision wireless indicator for pumping unit and method for measuring indicator diagram of pumping unit |
| CN103422851A (en) * | 2012-05-21 | 2013-12-04 | 王双全 | Method for determining intermittent pumping system through oil-well pump dynamic fullness well testing |
| CN105422081A (en) * | 2014-09-23 | 2016-03-23 | 中国石油天然气股份有限公司 | Method and device for calculating motion angle of suspension point of oil pumping unit based on angle relationship |
| CN106546159A (en) * | 2016-10-20 | 2017-03-29 | 中国石油化工股份有限公司 | A kind of measuring method of beam pumping unit suspension point displacement |
-
2007
- 2007-10-17 CN CNU2007200153267U patent/CN201096566Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331320A (en) * | 2011-06-20 | 2012-01-25 | 沈阳理工大学 | Beam pumping unit indicator diagram soft measurement method based on neural network |
| CN102331320B (en) * | 2011-06-20 | 2013-04-10 | 沈阳理工大学 | Beam pumping unit indicator diagram soft measurement method based on neural network |
| CN102435366A (en) * | 2011-11-02 | 2012-05-02 | 南京研控科技有限公司 | Acceleration-based indicator diagram data acquisition device of oil pumping unit |
| CN102435366B (en) * | 2011-11-02 | 2014-08-27 | 南京研控科技有限公司 | Acceleration-based indicator diagram data acquisition device of oil pumping unit |
| CN103422851A (en) * | 2012-05-21 | 2013-12-04 | 王双全 | Method for determining intermittent pumping system through oil-well pump dynamic fullness well testing |
| CN103422851B (en) * | 2012-05-21 | 2016-08-03 | 王双全 | Oil well pump dynamic degree of filling well testing determines interval pumping system method |
| CN102937507A (en) * | 2012-11-20 | 2013-02-20 | 上海神开石油化工装备股份有限公司 | High-precision wireless indicator for pumping unit and method for measuring indicator diagram of pumping unit |
| CN105422081A (en) * | 2014-09-23 | 2016-03-23 | 中国石油天然气股份有限公司 | Method and device for calculating motion angle of suspension point of oil pumping unit based on angle relationship |
| CN105422081B (en) * | 2014-09-23 | 2018-10-16 | 中国石油天然气股份有限公司 | The method and apparatus for calculating pumping unit hanging point movement angle based on angular relationship |
| CN106546159A (en) * | 2016-10-20 | 2017-03-29 | 中国石油化工股份有限公司 | A kind of measuring method of beam pumping unit suspension point displacement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201096566Y (en) | Beam type oil pumping machine indicating diagram on-line measurement device | |
| CN102735445B (en) | Device for measuring gearbox transmission precision based on double servo motors | |
| CN101571723A (en) | High-precision drive and control integration motor | |
| CN102111106B (en) | Motor comprehensive control apparatus based on ARM (Advanced RISC Machines) and DSP (digital signal processor) | |
| CN101343009A (en) | Slide wireless monitoring system of friction drive hoist and method thereof | |
| CN105353169A (en) | Novel current-meter verification pulley | |
| CN202994144U (en) | Digital inclinator based on accelerometer | |
| CN202433134U (en) | Ship shaft power measuring device | |
| CN205138905U (en) | Measurement device for shaft coupling developments torsional rigidity, twist reverse damping | |
| CN101144828A (en) | Non-contact speed gage calibrating apparatus | |
| CN101891123B (en) | Embedded tower crane safety monitoring device | |
| CN201499120U (en) | Motor rotation speed wireless checking control device | |
| CN203703064U (en) | Actuator provided with angular displacement measuring and control device | |
| CN203130529U (en) | Vertical long shaft sea water pump | |
| CN203324008U (en) | Test stand for engineering machinery walking winding speed reducer | |
| CN202002763U (en) | Device for continuously testing start-stop torque of valve pneumatic device | |
| CN216593897U (en) | Hydraulic rock drill gyration moment of torsion testing arrangement | |
| CN201181299Y (en) | Magnetoelectricity type externally hung torque-measuring apparatus | |
| CN107272658A (en) | A kind of efficiency monitoring device, bull-dozer power assembly and bull-dozer | |
| CN201729611U (en) | Embedded safety monitoring device of tower crane | |
| CN204807577U (en) | Novel current meter examination car | |
| CN201094096Y (en) | Hydraulic turbine swing embedded type surveillance protecting equipment | |
| CN202305551U (en) | Engine speed signal instrument for complete vehicle test | |
| CN203024949U (en) | Speed reducer vibration test device | |
| CN100567928C (en) | Dynamic derivative measuring systems under the rotational flow field |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang gaide Technology Co. Ltd. Assignor: Liu Guoyong Contract record no.: 2010210000062 Denomination of utility model: Beam type oil pumping machine indicating diagram on-line measurement device Granted publication date: 20080806 License type: Exclusive License Record date: 20100510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080806 Termination date: 20141017 |
|
| EXPY | Termination of patent right or utility model |