CN2543068Y - Automatic acquisition controller for full well on-line metering data - Google Patents
Automatic acquisition controller for full well on-line metering data Download PDFInfo
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- CN2543068Y CN2543068Y CN 02234928 CN02234928U CN2543068Y CN 2543068 Y CN2543068 Y CN 2543068Y CN 02234928 CN02234928 CN 02234928 CN 02234928 U CN02234928 U CN 02234928U CN 2543068 Y CN2543068 Y CN 2543068Y
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Abstract
The utility model discloses an automatic collection and control device of online measurement data for a whole-well oil well. A primary instrument of the device consists of a control sensor and a control valve; a secondary instrument of the device consists of an industrial control computer, a signal processing crate, a LAN control server, a terminal computer and a printer. The signal processing crate is connected with the industrial control computer; the industrial control computer is connected with the printer and the LAN control server; the LAN control server is connected with the terminal computer; an upper end of the pipeline which is arranged on every oil well is connected with an oil collection portal tract; an upper part of the pipeline of the oil well is connected with a control valve, a temperature sensor, an oil, gas and water proportion sensor, a flow sensor, a pressure sensor, a filter, a control valve and a check valve; a lower part of the wellhead pipeline is connected with a mixing water branch pipe which is connected with a control valve, a nozzle and a pressure sensor; another end of the mixing water branch pipe is connected with a mixing water main pipe. The device has the advantages of high automation, low cost, simple operation and convenient maintenance.
Description
Technical field
The utility model relates to a kind of petroleum industry oil well self-measuring device, particularly a kind of full well system oil well on-line metering automatic data collection control device.
Background technology
At present, oilfield metering is most still adopts old-fashioned metering separator to carry out human metering, according to condition of production every day or several days metering of oil well once (every mouthful well about about 30 minutes to 120 minutes), converts day output then.Because the oil well production process is a non-balanced state, promptly production fluid amount, water percentage, the void fraction of oil well change.Adopt the result of metering separator sampling metering very big, greatly about about 8-20%, drive a well or to produce unsettled oil well measurement error just bigger for some with the practical production status error of oil well.
At present, the workflow of most oilfield measuring control is manual control switch's gates, manual testing's separation vessel liquid level rises to time (testing with stopwatch) the hand computation day output of calibrated altitude, phone is reported data, manually fill various forms and hand in one-level relevant department, consolidated statement then, intergrowth produces commander department and relevant leader and consults and analyze the decision-making of producing commander again.The error in dipping rate of manual measurement mode own is just high, owing to post personnel's error and irresponsibility, causes the phenomenon of continuous data wrong report, false newspaper, has brought great harm for production commanding and decision-making and oil field geologic analysis.
In order to change the drawback that above metering separator human metering is brought, in the last few years, many principles and dissimilar self-measuring devices had also been used in the oil field aspect oil well measurement.Be broadly divided into two big classes.One class is still used metering separator (adding liquid level sensor), enter the station at oil well and to install electronic multiport valve between pipeline and the metering separator additional, realize that by computer control many mouthfuls of oil wells of metering plant (station) switch the sampling metering and convert day output again, and write down every continuous data of oil well automatically, it has changed the state of human metering.But the electronic multiport valve of domestic production leaks in taking place easily in the measuring apparatus of this type, external costing an arm and a leg of producing, and leakage problem in still having, thus cause metering distortion.Because above switching measure control parts are many, and mechanical fault very easily takes place, cause card, stifled oil well easily, can't guarantee the ordinary production of oil well, so serviceable life is short, on-the-spot at present few the use.
Another kind of is three (profit gas) measuring apparatus not using metering separator, installs the Oil, Water, Gas content analyzer in device additional, relevant devices such as pressure, temperature sensor, density, flow sensor, thus reach the purpose of automatic gauge.Three flowmeters of this type have changed the state of human metering equally.But be used in and still will install electronic multiport valve in the one-well metering of (standing) between oil well measurement additional and carry out switching sampling metering between oil well, exist in the multiport valve equally with the self-measuring device of a last type and to leak, the drawback that mechanical fault is many, and cost is too high, volume is big, between the station in oil field and station, there is few unit to use in the metering handing-over, but in the one-well metering of metering plant (station), do not see use.
More than two types measuring apparatus overcome the deficiency of old-fashioned metering separator human metering mode, but remain suitching type sampling metering for certain a bite well, convert day output more automatically.Because oil well production instability, non-balanced state, so the practical production status error rate height of continuous data and oil well are generally about 8-20%, just quite big for the error in dipping of some unstable producing wells.More than two types self-measuring device all can not truly reflect the production status of oil well, on-the-spot poor practicability.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and provides the upper end of each mouthful of a kind of metering plant (station) oil well pipeline all to be connected with header, gather the continuous data signal by computer control, the true production data of gathering automatically of science, the full well system oil well on-line metering automatic data collection control device of every mouthful of oil well while online (24 hours) automatic gauge of (station) between the realization petroleum metering.
The purpose of this utility model is achieved in that it comprises the oil-collecting header, the water mixing pipe, primary instrument, secondary instrument, wherein primary instrument is by the control sensor, operation valve constitutes, secondary instrument is by industrial control computer, the signal Processing cabinet, LAN controlled control server, terminating machine, printer is formed, the signal Processing cabinet is connected with industrial control computer, industrial control computer and printer, LAN controlled control server connects, LAN controlled control server is connected with terminating machine, it is characterized in that, the upper end that is installed in the pipeline of each oil well all is connected with the oil-collecting header, the top of oil well pipeline is connected with operation valve, temperature sensor, oil, gas, the water proportional sensor, flow sensor, pressure transducer, filtrator, operation valve, non-return valve; The bottom of oil well pipeline is in charge of with water mixing and is connected, and water mixing is in charge of and is serially connected with operation valve, Shui Zui, pressure transducer; The other end that water mixing is in charge of is connected with the water mixing house steward.
Be connected with pressure transducer on the described oil-collecting header, be connected with pressure transducer and flow sensor on the water mixing house steward.
Described pressure transducer, oil, gas, water proportional sensor, temperature sensor, flow sensor are connected with the signal Processing cabinet of secondary instrument respectively.
The pressure transducer of described primary instrument, temperature sensor, be fixedly connected on the pipeline, flow sensor, oil, gas, water proportional sensor, filtrator, operation valve, non-return valve adopts flange connection to be fixed on the pipeline.
Described water is chewed the water volume that can be utilized sensor and is substituted.
Compared with prior art, advantage of the present utility model is:
1, overcome existing measuring apparatus and can only switch the shortcoming of sampling metering, really realized meterings in online 24 hours of every mouthful of oil well oil well.Can provide True Data, the tremendous economic loss of having avoided factor to cause for the production decision in oil field, the daily management and the formulation geology development plan in oil field according to the distortion decision-making.
2, realized oil well open type metering method.Not having switching part (not using electronic multiport valve) in the metering process has avoided the mechanical accident metering outfit stable and reliable operation in the metering process strong basically.
3, this device has the accident alarming function, once meeting the display alarm in time of unusual computing machine.
4, this system is applicable to the various production statuses of various crude oil properties and oil well.Both be applicable to the automatic gauge of the oil well of the newly-built metering plant in oil field (station), and also be applicable to the technological transformation of existing old-fashioned metering separator, and be easy to promote the use of, market potential is big.
5, this system automation degree height, overall cost is low, and the man-machine conversation close friend is simple to operate, easy to maintenance.
The explanation of accompanying drawing drawing
Fig. 1 is the utility model syndeton synoptic diagram, also is the connection layout of primary instrument and on-the-spot pipeline measuring apparatus.
Embodiment
Below in conjunction with drawings and Examples in detail the utility model is described in detail.
The utility model is by oil-collecting header 1, water mixing pipe 2, and primary instrument, secondary instrument is formed.Primary instrument is made of control sensor, operation valve.Secondary instrument is made up of industrial control computer 5, signal Processing cabinet 4, LAN controlled control server 7, terminating machine 8,9, printer 6, signal Processing cabinet 4 is connected with industrial control computer 5, industrial control computer 5 is connected with printer 6, LAN controlled control server 7, and LAN controlled control server 7 is connected with terminating machine 8,9.The industrial computer 10 of other identical measuring apparatus is identical with present embodiment also to be connected to LAN controlled control server.The oil-collecting header 1 of pipeline road and water mixing house steward 2 are according to the field condition setting.As Fig. 1, oil-collecting header 1 is equipped with pressure transducer A, and pressure transducer A and flow sensor E are installed on the water mixing house steward 2.The upper end that is installed in each well head N1-Nn pipeline all is connected with oil-collecting header 1, and the lower end is in charge of 3 with water mixing and is connected.With oil well N1 is example, the top that is installed in the pipeline on the oil well N1 is serially connected with operation valve G according to the order of sequence, temperature sensor C, oil, gas, water proportional sensor B, flow sensor D, pressure transducer A, filtrator K, operation valve G and non-return valve I, operation valve G can adopt gate valve or ball valve, and non-return valve I chooses setting according to the oil well production situation; The bottom of N1 oil well pipeline is in charge of 3 with water mixing and is connected, and water mixing is in charge of that 3 (from top to bottom) are serially connected with operation valve G, water is chewed F, pressure transducer A; Water mixing is in charge of 3 the other end and is connected with water mixing house steward 1.The operation valve G that connects on the oil-collecting pipeline, oil, gas, water proportional sensor B, filtrator K, flow sensor D, water sensor E all adopt flange J to be connected with pipeline.Pressure transducer A, temperature sensor C are welded on the pipeline.Oil, gas, water proportional sensor B, pressure transducer A, temperature sensor C, flow sensor D, water sensor E are connected with the signal Processing cabinet of secondary instrument respectively.The control assembly of installing on the pipeline connection of oil well N2-Nn and the pipeline is identical with the N1 pipeline.When water is chewed F water consumption sensor and substituted, cancel the pressure transducer A on the water mixing pipeline simultaneously.
Principle of work of the present utility model, with the N1 well for being example: before metering, at first computing machine is demarcated and imported to the physical parameter of oil well, can measure after the demarcation.Under working state of system, operation valve is opened, and after oil well came oil, under the effect of pressure, non-return valve I opened, and the Oil, Water, Gas mixing material flows to metering system from well head, and enters and flow to the defeated header of collection after the measuring apparatus of metering plant (station) and fail outward.In this process, sensors A is to the automatic transmission pressure signal of computing machine, sensor B transmits oil automatically to computing machine, water, the gas cont signal, sensor C transmits temperature signal automatically to computing machine, sensor D is to the automatic delivery flow rate signal of computing machine, after computing machine has been accepted above each parameter signal, can carry out the oil well unit interval (condition of production according to oil well is set) output (oil according to the relevant accounting procedure of establishment, water, gas) calculating, computational data is stored in the computing machine, continuity along with oil well production, computing machine carries out each yield of unit time automatically and calculates, the output parameter that will go up a unit interval accumulation calculating simultaneously adds up respectively and is stored in the computing machine, and circulation can the on-line metering oil well output successively.
The gage probe on each road of equal number is installed according to the quantity of metering plant (station) production well, computing machine can receive the metering signal on each road simultaneously and carry out computing simultaneously, has therefore realized online (24 hours) automatic gauge of every mouthful of oil well of metering plant (station).
If field by using water mixing normal temperature oil transportation mode, the water mixing flow process has been installed, then corresponding water mixing measuring apparatus is installed by the mode of Fig. 1.After the measuring apparatus operation, opening controlling valve G at first, water mixing flows to well head from the water mixing device, sneak into and also fail back metering plant (station) in the well head pipeline liquid, in this process, water mixing total flow sensor E is to the automatic delivery flow rate signal of computing machine, sensors A is from trend computing machine transmission pressure signal, water chews that (plate washer) F configures (aperture of damming) in advance or according to change the outfit individual well water mixing flow sensor and from trend computing machine transmission watering quantity signal of user's needs, more than computing machine has received behind each parameter signal, promptly carrying out the water yield by the flow rate calculation program of establishment calculates, and in the storage computing machine, water mixing value with the per unit time is incorporated in the calculation procedure of oil mass simultaneously, from total liquid measure of unit interval, deduct unit interval water mixing value, can calculate the real production fluid amount of oil well of unit interval, gas production rate, water production rate, various measuring parameters such as oil offtake, and be stored in the computing machine so circulation metering.
The unit interval of above measuring apparatus operation can be set according to the production status of oil well, thus the practical production status of more real metering and reflection oil well.
After this measuring apparatus had been finished a working day (24 hours), computing machine can be set automatic printing reports data according to user's needs or the measuring parameter of each oil well is passed to upper control computer, concentrates the various form data of printing.Also can carry out the connection of LAN according to user's needs,, transfer the various continuous data data of oil well, zone or field-wide oil well production, realize handling official business with no paper at all by terminal with the microcomputer terminal of data transmission to the departments concerned and leader.
Use through half a year facts have proved that the utility model effect is remarkable:
A, gage work scope
Oil well volumetric water content 0-100%
Oil well gas volume fraction 0-100%
B, measuring accuracy
1, the oil well void fraction is at≤20% o'clock, its
Accumulative total liquid measure error≤± 1.5%
Average moisture content error≤± 1%
2, oil well void fraction≤30% o'clock, its
Accumulative total liquid measure error≤± 2%
Average moisture content error≤± 1.5%
3, oil well void fraction≤50% o'clock, its
Accumulative total liquid measure error≤± 3%
Average moisture content error≤± 2.5%
4, oil well void fraction＞50% o'clock, its
Accumulative total liquid measure error≤± 5%
Average moisture content error≤± 5%
Claims (5)
1, a kind of full well system oil well on-line metering automatic data collection control device, comprise the oil-collecting header, the water mixing pipe, primary instrument, secondary instrument, wherein primary instrument is by the control sensor, operation valve constitutes, secondary instrument is by industrial control computer, the signal Processing cabinet, LAN controlled control server, terminating machine, printer is formed, the signal Processing cabinet is connected with industrial control computer, industrial control computer and printer, LAN controlled control server connects, and LAN controlled control server is connected with terminating machine, it is characterized in that, the upper end that is installed in the pipeline of each oil well all is connected with the oil-collecting header, and the top of oil well pipeline is connected with operation valve, temperature sensor, oil, gas, the water proportional sensor, flow sensor, pressure transducer, filtrator, operation valve, non-return valve; The bottom of oil well pipeline is in charge of with water mixing and is connected, and water mixing is in charge of and is connected with operation valve, Shui Zui, pressure transducer; The other end that water mixing is in charge of is connected with the water mixing house steward.
2, full well system oil well on-line metering automatic data collection control device according to claim 1 is characterized in that, is connected with pressure transducer on the oil-collecting header, is connected with pressure transducer and flow sensor on the water mixing house steward.
3, full well system oil well on-line metering automatic data collection control device according to claim 1, it is characterized in that, described pressure transducer, oil, gas, water proportional sensor, temperature sensor, flow sensor are connected with the signal Processing cabinet of secondary instrument respectively.
4, full well system oil well on-line metering automatic data collection control device according to claim 1, it is characterized in that, the pressure transducer of primary instrument, temperature sensor, be fixedly connected on the pipeline, flow sensor, oil, gas, water proportional sensor, filtrator, operation valve, non-return valve adopts flange connection to be fixed on the pipeline.
5, full well system oil well on-line metering automatic data collection control device according to claim 1 is characterized in that, described water is chewed the water volume that can be utilized sensor and substituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234928 CN2543068Y (en) | 2002-05-28 | 2002-05-28 | Automatic acquisition controller for full well on-line metering data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234928 CN2543068Y (en) | 2002-05-28 | 2002-05-28 | Automatic acquisition controller for full well on-line metering data |
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| Publication Number | Publication Date |
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| CN2543068Y true CN2543068Y (en) | 2003-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 02234928 Expired - Fee Related CN2543068Y (en) | 2002-05-28 | 2002-05-28 | Automatic acquisition controller for full well on-line metering data |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761322A (en) * | 2008-12-24 | 2010-06-30 | 北京昊科航科技有限责任公司 | High-efficiency energy-saving oil exploitation method |
| CN105863601A (en) * | 2016-04-28 | 2016-08-17 | 四川科宏石油天然气工程有限公司 | Single-well parallel gathering and transportation process |
| CN105927203A (en) * | 2016-04-28 | 2016-09-07 | 四川科宏石油天然气工程有限公司 | Single cluster well testing and separation process |
| CN114755395A (en) * | 2021-01-08 | 2022-07-15 | 中国石油天然气股份有限公司 | Water mixing gathering and transportation pipeline detection device and water mixing gathering and transportation pipeline detection method |
-
2002
- 2002-05-28 CN CN 02234928 patent/CN2543068Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761322A (en) * | 2008-12-24 | 2010-06-30 | 北京昊科航科技有限责任公司 | High-efficiency energy-saving oil exploitation method |
| CN105863601A (en) * | 2016-04-28 | 2016-08-17 | 四川科宏石油天然气工程有限公司 | Single-well parallel gathering and transportation process |
| CN105927203A (en) * | 2016-04-28 | 2016-09-07 | 四川科宏石油天然气工程有限公司 | Single cluster well testing and separation process |
| CN105927203B (en) * | 2016-04-28 | 2019-02-19 | 四川科宏石油天然气工程有限公司 | A kind of cluster well individual well test separating technology |
| CN114755395A (en) * | 2021-01-08 | 2022-07-15 | 中国石油天然气股份有限公司 | Water mixing gathering and transportation pipeline detection device and water mixing gathering and transportation pipeline detection method |
| CN114755395B (en) * | 2021-01-08 | 2024-03-26 | 中国石油天然气股份有限公司 | Water mixing collecting and conveying pipeline detection device and water mixing collecting and conveying pipeline detection method |
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| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |