CN201138440Y - Wireless remote monitoring system for constant-current water injection of oil well - Google Patents
Wireless remote monitoring system for constant-current water injection of oil well Download PDFInfo
- Publication number
- CN201138440Y CN201138440Y CNU200720171505XU CN200720171505U CN201138440Y CN 201138440 Y CN201138440 Y CN 201138440Y CN U200720171505X U CNU200720171505X U CN U200720171505XU CN 200720171505 U CN200720171505 U CN 200720171505U CN 201138440 Y CN201138440 Y CN 201138440Y
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- Prior art keywords
- data radio
- radio station
- oil well
- main pipe
- data
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses an oil well constant current injection wireless remote monitoring system which comprises an upper monitoring terminal, an on-site instrument terminal and an injection pipe; the injection pipe comprises an on-site pipe, a main pipe and equipments and instruments thereof; the upper monitoring terminal comprises a PLC and a data radio; the PLC and the data radio are connected by a data line; the on-site instrument terminal comprises a data radio, a flow controller, a flow meter and an electric control valve; the flow meter and the electric control valve are connected to the on-site pipe, and connected with the data radio and the flow controller by data lines; the equipments and the instruments of the main pipe comprise a water pump, a pressure controller, a frequency converter, a data radio and a pressure sensor, wherein, the water pump and the pressure sensor are arranged on the main pipe and connected with the data radio, the pressure controller and the frequency converter by data lines. The upper monitoring terminal is used to monitor the on-site instrument terminal and the main pipe, as well as the equipments and instruments, thereby controlling the injection pipe on the site to inject water into the oil well with constant flow and realizing the remote monitoring and control.
Description
Technical field
The utility model relates to a kind of oil well supervisory system, particularly oil well constant current water filling wireless remote control system.
Background technology
Progressively decaying through long-term oil recovery grown place stressor layer in the oil field, needs to use water injection technology to increase reservoir pressure and carry out oil producing operation.Control water injection pressure, flow just are the important parameters of decision oil field rational exploitation.Considering needs the process conditions complicacy that adapts in the configuration design of water injection technology and electromechanical equipment, the process conditions that satisfy comprise: the increasing of later development water injection well; Oil storage reservoir pressure and oil and gas and water distribution constantly change; The increase and decrease of switch well number; Influence of well-flushing and insufficient water or the like.The uncertainty of process conditions causes the water injection pressure fluctuation, the inhomogeneous instability of water injection rate, and water injection pressure control difficulty is big, brings difficulty to oil field production high and stable yields and management.Water injection pressure is promptly regulated pump capacity by changing pipe system performance curve by the control of pump discharge hand door at present, and pump, motor coupling are difficult to reach the optimal working point operation at pump, and pipe network efficient is low, and energy loss is up to more than 50%.
Summary of the invention
The purpose of this utility model is the shortcoming that solves above-mentioned prior art, provide a kind of can be to the wireless remote control system of oil well constant current water filling.
For achieving the above object, the utility model comprises the upper monitoring end, field instrument end and water injecting pipeline, water injecting pipeline comprises on-the-spot pipeline, main pipe rail and equipment thereof and instrument, the upper monitoring end comprises PLC and data radio station, PLC links to each other by data line with data radio station, the field instrument end comprises data radio station, flow controller, flowmeter and motorized valve, flowmeter is connected on the on-the-spot pipeline and by data line with motorized valve and links to each other with flow controller with data radio station, main pipe rail equipment and instrument comprise water pump, pressure controller, frequency converter, data radio station, pressure transducer, wherein water pump and pressure transducer are connected on the main pipe rail and by data line and data radio station, pressure controller links to each other with frequency converter.
As further improvement, field instrument end described in the utility model also comprises jaw opening sensor, and jaw opening sensor links to each other with motorized valve.
As further improving, upper monitoring end described in the utility model also comprises computing machine.
Because adopt the upper monitoring end to field instrument end and main pipe rail and equipment and instrument enforcement monitoring, the water injecting pipeline at may command scene is realized remote monitoring and control with the water filling in oil well of constant flow.
Description of drawings
Fig. 1 is the block diagram of the utility model embodiment upper monitoring end.
Fig. 2 is the block diagram of the utility model embodiment field instrument end.
Fig. 3 is the block diagram of the utility model embodiment main pipe rail and equipment and instrument.
Embodiment
Below in conjunction with accompanying drawing oil well constant current water filling wireless remote control system of the present utility model is described further.
As Fig. 1, Fig. 2 and shown in Figure 3, the utility model oil well constant current water filling wireless remote control system comprises the upper monitoring end, field instrument end and water injecting pipeline, water injecting pipeline comprises on-the-spot pipeline 14, main pipe rail 15 and equipment thereof and instrument, the upper monitoring end comprises PLC 3 and data radio station 1, PLC 3 and data radio station 1 link to each other by data line, the field instrument end comprises data radio station 5, flow controller 6, flowmeter 7 and motorized valve 8, flowmeter 7 is connected on the on-the-spot pipeline 14 and by data line with motorized valve 8 and links to each other with flow controller 6 with data radio station 5, main pipe rail equipment and instrument comprise water pump 12, pressure controller 10, frequency converter 11, data radio station 9, pressure transducer 13, wherein water pump 12 and pressure transducer 13 are connected on the main pipe rail 15 and by data line and data radio station 9, pressure controller 10 links to each other with frequency converter 11.The field instrument end also comprises jaw opening sensor 4, and jaw opening sensor 4 links to each other with motorized valve 8.The upper monitoring end also comprises computing machine 2.
Concrete workflow is as follows, PLC 3 at the upper monitoring end sets concrete control program earlier, by data radio station 1 control data is passed to the field instrument end, after the data radio station 5 of field instrument end receives data, through the flow controller 6 control linkages motorized valve 8 on the pipeline at the scene, guarantee constant current water filling in the oil well.Simultaneously the field instrument end flowmeter 7 the discharge data of on-the-spot pipeline are sent to the upper monitoring end by data radio station 5.The data radio station 1 of upper monitoring end also will send to the pressure controller 10 of main pipe rail equipment and instrument about the pressure control data, control the hydraulic pressure that water pumps 12 are regulated main pipe rail 15 by frequency converter 11, the pressure transducer 13 that is connected on simultaneously on the main pipe rail 15 is sent to the upper monitoring end with the hydraulic pressure data by data radio station 9.
Claims (3)
1. oil well constant current water filling wireless remote control system, it is characterized in that, comprise the upper monitoring end, field instrument end and water injecting pipeline, water injecting pipeline comprises on-the-spot pipeline, main pipe rail and equipment thereof and instrument, the upper monitoring end comprises PLC and data radio station, PLC links to each other by data line with data radio station, the field instrument end comprises data radio station, flow controller, flowmeter and motorized valve, flowmeter is connected on the on-the-spot pipeline and by data line with motorized valve and links to each other with flow controller with data radio station, main pipe rail equipment and instrument comprise water pump, pressure controller, frequency converter, data radio station, pressure transducer, wherein water pump and pressure transducer are connected on the main pipe rail and by data line and data radio station, pressure controller links to each other with frequency converter.
2. according to a kind of oil well constant current water filling wireless remote control system of claim 1, it is characterized in that described field instrument end also comprises jaw opening sensor, jaw opening sensor links to each other with motorized valve.
3. according to a kind of oil well constant current water filling wireless remote control system of claim 1 or 2, it is characterized in that described upper monitoring end also comprises computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720171505XU CN201138440Y (en) | 2007-12-11 | 2007-12-11 | Wireless remote monitoring system for constant-current water injection of oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720171505XU CN201138440Y (en) | 2007-12-11 | 2007-12-11 | Wireless remote monitoring system for constant-current water injection of oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201138440Y true CN201138440Y (en) | 2008-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720171505XU Expired - Fee Related CN201138440Y (en) | 2007-12-11 | 2007-12-11 | Wireless remote monitoring system for constant-current water injection of oil well |
Country Status (1)
| Country | Link |
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| CN (1) | CN201138440Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436237A (en) * | 2011-11-02 | 2012-05-02 | 北京必创科技有限公司 | Watering heat tracing control system and watering heat tracing control method |
| CN101739017B (en) * | 2009-12-28 | 2012-07-18 | 上海交通大学 | Control method of remote wireless control device of frequency converter |
| CN106444647A (en) * | 2015-08-13 | 2017-02-22 | 中国石油天然气股份有限公司 | Data Acquisition and Control System for Steam Flooding Production |
-
2007
- 2007-12-11 CN CNU200720171505XU patent/CN201138440Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101739017B (en) * | 2009-12-28 | 2012-07-18 | 上海交通大学 | Control method of remote wireless control device of frequency converter |
| CN102436237A (en) * | 2011-11-02 | 2012-05-02 | 北京必创科技有限公司 | Watering heat tracing control system and watering heat tracing control method |
| CN102436237B (en) * | 2011-11-02 | 2014-12-10 | 北京必创科技有限公司 | Watering heat tracing control method |
| CN106444647A (en) * | 2015-08-13 | 2017-02-22 | 中国石油天然气股份有限公司 | Data Acquisition and Control System for Steam Flooding Production |
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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: 20081022 Termination date: 20111211 |