CN202632514U - Oil well working motor control system based on remote terminal unit (RTU) device - Google Patents
Oil well working motor control system based on remote terminal unit (RTU) device Download PDFInfo
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- CN202632514U CN202632514U CN 201220337118 CN201220337118U CN202632514U CN 202632514 U CN202632514 U CN 202632514U CN 201220337118 CN201220337118 CN 201220337118 CN 201220337118 U CN201220337118 U CN 201220337118U CN 202632514 U CN202632514 U CN 202632514U
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- oil well
- motor control
- rtu
- sensor
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Abstract
The utility model discloses an oil well working motor control system based on a remote terminal unit (RTU) device. The oil well working motor control system mainly comprises an oil well working motor, a motor control protection circuit which is connected with the oil well working motor, and the RTU device which is connected with the motor control protection circuit, wherein the RTU device is also connected with a sensor and electrically connected with a mains supply. The oil well working motor control system has the advantages that 1, a national industrial personal computer product is employed, and the system is high in cost performance; 2, a flexible communication mode is employed, modern requirements are met, and stable and reliable technical guarantee is provided for communication; and 3, an industrial personal computer and an RTU play a great role together, the whole system can be automatically controlled, and a high-cost programmable logic controller (PLC) is eliminated.
Description
Technical field
The utility model relates to oil-well motor control, specifically is meant the oil well work drive motor control system based on the RTU device.
Background technology
EIP RTU is a wireless remote control and measurement.
Oilfield all is distributed in each field of recovering the oil mostly; The monitoring of oil well working condition and control; It is an important and difficult content of recovering the oil always; General oil well is the regular tours of inspection of oil well floor manager or maintenance mans mostly, and along with improving constantly of oil field modern management level, early stage floor manager's mode is replaced by the oil well unmanned gradually.Adopting EIP platform and present existing industrial control technology, integrate out the wireless remote examining system that is fit to domestic oil well actual conditions, is the most practical at present a kind of control technology.
In traditional data is gathered, the collection of the regular various data of completion of floor manager is arranged, its data acquisition is many and loaded down with trivial details.Have following data need gather as.
1, Oil Well Working monitoring: a, the monitoring of oil pumper supply voltage; B, oil pumper source current monitoring c, the monitoring of motor ON/OFF; D, leakage of oil, the stolen monitoring.
2, the oil well real time fail is reported to the police: a, electric voltage over press, undervoltage warning; B, overcurrent are reported to the police; C, oil pumper stop reporting to the police; D, leakage of oil, stolen is reported to the police.
3, Monitoring Data statistics and printing power consumption, the real-time computer of failure condition shows and statistical report form is printed.
4, expanded function: wellhead temperature monitoring, the monitoring of well head oil pressure, surface casing pressure monitoring.
Carry out image data if continue to use manual type, the precision of the data of then gathering is bad, and work efficiency is bad in addition.
For this reason, we need use for reference existing electronic technology, build a kind of various parameters that can monitor the ground wire oil well, and utilize wireless network to carry out the supervisory system of communication.
The utility model content
It is a kind of simple in structure that the purpose of the utility model is to provide, and cost is low, the EIP platform that adopts EVOC with utilize existing industrial control technology, based on the RTU device, and can realize the oil well work drive motor control system of domestic oilfield wireless remote control and measurement.
The implementation of the utility model is following: based on the oil well work drive motor control system of RTU device; Mainly constitute by oil well work drive motor and the Electric Machine Control holding circuit that is connected with the oil well work drive motor and the RTU device that is connected with the Electric Machine Control holding circuit; Said RTU device also is connected with sensor, and said RTU device also is electrically connected with the city.
Said RTU device comprise CPU and the wireless digital broadcasting station that is connected with CPU, D transducer, A transducer, electric power management circuit; Said electric power management circuit is electrically connected with the city; Said A transducer be connected with the Electric Machine Control holding circuit; Said D transducer be connected with sensor.
Said sensor comprises that voltage sensor Huo and current sensor Huo and temperature sensor Huo and switch break-close sensor; Said voltage sensor, current sensor, temperature sensor, switch break-close sensor all with D transducer be connected.
Said electric power management circuit also is connected with accumulator.
Said wireless digital broadcasting station also is connected with antenna.
The sensor of supervision Oil Well Working mainly contains temperature sensor; Voltage sensor; Current sensor, and monitored switch break-closes sensor, they are transformed into corresponding voltage or current value with the duty of oil well and deliver to the wireless RTU device of long-distance intelligent.Native system leaves expansion interface, can increase according to oil well actual field control situation.
The RTU device is by having the A/D transducer, the high performance single-chip microcomputer of D/A transducer, electric power management circuit, accumulator, and wireless digital broadcasting station composition.The A/D transducer becomes the simulating signal of the expression oil well state that sensor is sent here into digital signal, carries out signal Processing and modulation by wireless digital broadcasting station again, is mapped to the space with the form width of cloth of radiofrequency signal.Electric power management circuit is to be used for monitoring AC power usefulness, in case the AC power outage transfers the battery power supply automatically to.When Alternating Current Power Supply just often, recover again by ac power supply and to charge in batteries, it is normal to remain RTU device power supply.
After monitoring center's transceiver is received the signal by oil well remote-control romote-sensing main frame from air interface,, revert to the number number of delivering a letter and send the center industrial control computer to handle calculating, monitor oil well condition in real time through to radiofrequency signal amplification, demodulation.When unusual, the center industrial control computer sends control command to oil well remote-control romote-sensing main frame immediately, and is waited to repair by the shutdown of RTU device control motor.Can realize the automatic operating of total system like this, unattended duty carries out the monitoring of total system.
Native system can be accomplished following function.
1, Oil Well Working monitoring: a, the monitoring of oil pumper supply voltage; B, oil pumper source current monitoring c, the monitoring of motor ON/OFF; D, leakage of oil, the stolen monitoring.
2, the oil well real time fail is reported to the police: a, electric voltage over press, undervoltage warning; B, overcurrent are reported to the police; C, oil pumper stop reporting to the police; D, leakage of oil, stolen is reported to the police.
3, Monitoring Data statistics and printing power consumption, the real-time computer of failure condition shows and statistical report form is printed.
4, expanded function: wellhead temperature monitoring, the monitoring of well head oil pressure, surface casing pressure monitoring.
The advantage of native system is.1, adopts domestic industrial computer product, have high cost performance.
2, communication modes flexibly satisfies modern demand, and reliable and stable technical guarantee is arranged in communication.3, industrial computer is brought into play powerful effect with RTU, realizes the robotization control of total system, need not to spend expensive PLC controller.
Description of drawings
Fig. 1 is the utility model one-piece construction synoptic diagram.
Embodiment
Embodiment one
As shown in Figure 1.
Oil well work drive motor control system based on the RTU device; Mainly constitute by oil well work drive motor and the Electric Machine Control holding circuit that is connected with the oil well work drive motor and the RTU device that is connected with the Electric Machine Control holding circuit; Said RTU device also is connected with sensor, and said RTU device also is electrically connected with the city.
Said RTU device comprise CPU and the wireless digital broadcasting station that is connected with CPU, D transducer, A transducer, electric power management circuit; Said electric power management circuit is electrically connected with the city; Said A transducer be connected with the Electric Machine Control holding circuit; Said D transducer be connected with sensor.
Said sensor comprises that voltage sensor Huo and current sensor Huo and temperature sensor Huo and switch break-close sensor; Said voltage sensor, current sensor, temperature sensor, switch break-close sensor all with D transducer be connected.
Said electric power management circuit also is connected with accumulator.
Said wireless digital broadcasting station also is connected with antenna.
The sensor of supervision Oil Well Working mainly contains temperature sensor; Voltage sensor; Current sensor, and monitored switch break-closes sensor, they are transformed into corresponding voltage or current value with the duty of oil well and deliver to the wireless RTU device of long-distance intelligent.Native system leaves expansion interface, can increase according to oil well actual field control situation.
The RTU device is by having the A/D transducer, the high performance single-chip microcomputer of D/A transducer, electric power management circuit, accumulator, and wireless digital broadcasting station composition.The A/D transducer becomes the simulating signal of the expression oil well state that sensor is sent here into digital signal, carries out signal Processing and modulation by wireless digital broadcasting station again, is mapped to the space with the form width of cloth of radiofrequency signal.Electric power management circuit is to be used for monitoring AC power usefulness, in case the AC power outage transfers the battery power supply automatically to.When Alternating Current Power Supply just often, recover again by ac power supply and to charge in batteries, it is normal to remain RTU device power supply.
After monitoring center's transceiver is received the signal by oil well remote-control romote-sensing main frame from air interface,, revert to the number number of delivering a letter and send the center industrial control computer to handle calculating, monitor oil well condition in real time through to radiofrequency signal amplification, demodulation.When unusual, the center industrial control computer sends control command to oil well remote-control romote-sensing main frame immediately, and is waited to repair by the shutdown of RTU device control motor.Can realize the automatic operating of total system like this, unattended duty carries out the monitoring of total system.
As above, then can well realize the utility model.
Claims (5)
1. based on the oil well work drive motor control system of RTU device; It is characterized in that: mainly constitute by oil well work drive motor and the Electric Machine Control holding circuit that is connected with the oil well work drive motor and the RTU device that is connected with the Electric Machine Control holding circuit; Said RTU device also is connected with sensor, and said RTU device also is electrically connected with the city.
2. the oil well work drive motor control system based on the RTU device according to claim 1 is characterized in that: said RTU device comprise CPU and the wireless digital broadcasting station that is connected with CPU, D transducer, A transducer, electric power management circuit; Said electric power management circuit is electrically connected with the city; Said A transducer be connected with the Electric Machine Control holding circuit; Said D transducer be connected with sensor.
3. the oil well work drive motor control system based on the RTU device according to claim 2 is characterized in that: said sensor comprises that voltage sensor Huo and current sensor Huo and temperature sensor Huo and switch break-close sensor; Said voltage sensor, current sensor, temperature sensor, switch break-close sensor all with D transducer be connected.
4. the oil well work drive motor control system based on the RTU device according to claim 2, it is characterized in that: said electric power management circuit also is connected with accumulator.
5. the oil well work drive motor control system based on the RTU device according to claim 2, it is characterized in that: said wireless digital broadcasting station also is connected with antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220337118 CN202632514U (en) | 2012-07-12 | 2012-07-12 | Oil well working motor control system based on remote terminal unit (RTU) device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220337118 CN202632514U (en) | 2012-07-12 | 2012-07-12 | Oil well working motor control system based on remote terminal unit (RTU) device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202632514U true CN202632514U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220337118 Expired - Fee Related CN202632514U (en) | 2012-07-12 | 2012-07-12 | Oil well working motor control system based on remote terminal unit (RTU) device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202632514U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103544822A (en) * | 2012-07-12 | 2014-01-29 | 成都科盛石油科技有限公司 | Control system of oil-well work drive motor based on RTU (Remote Terminal Unit) |
| CN108319215A (en) * | 2018-02-08 | 2018-07-24 | 湖北汽车工业学院 | The vacuum equipment control device and system of multivariable |
-
2012
- 2012-07-12 CN CN 201220337118 patent/CN202632514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103544822A (en) * | 2012-07-12 | 2014-01-29 | 成都科盛石油科技有限公司 | Control system of oil-well work drive motor based on RTU (Remote Terminal Unit) |
| CN108319215A (en) * | 2018-02-08 | 2018-07-24 | 湖北汽车工业学院 | The vacuum equipment control device and system of multivariable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130712 |