CN102305060A - Exploratory well metering control device - Google Patents
Exploratory well metering control device Download PDFInfo
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- CN102305060A CN102305060A CN201110139247A CN201110139247A CN102305060A CN 102305060 A CN102305060 A CN 102305060A CN 201110139247 A CN201110139247 A CN 201110139247A CN 201110139247 A CN201110139247 A CN 201110139247A CN 102305060 A CN102305060 A CN 102305060A
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- prospect pit
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- 239000007788 liquid Substances 0.000 claims abstract description 96
- 238000012546 transfer Methods 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 7
- 238000013519 translation Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 241001269238 Data Species 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000010205 computational analysis Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides an exploratory well metering control device which is connected with an exploratory well metering device for metering a gas-liquid separator for exploratory well produced liquid. The exploratory well metering control device comprises a main control board, a gas circuit electric valve, a liquid circuit electric valve and a differential pressure liquidometer, wherein the gas circuit electric valve is used for controlling a gas flow of a gas circuit pipeline; the liquid circuit electric valve is used for controlling a liquid flow of a liquid circuit pipeline; the differential pressure liquidometer is used for measuring a liquid level in the gas and liquid separator; and the main control board adjusts the openness of the gas circuit electric valve and the liquid circuit electric valve according to the liquid level, which is measured by the differential pressure liquidometer, in the gas-liquid separator, so as to adjust the flow-out speed of gas and liquid and control the liquid level in the gas and liquid separator. By the exploratory well metering control device, the gas-liquid separation efficiency for the exploratory well produced liquid can be improved effectively and the automatic degree of exploratory well metering is improved greatly.
Description
Technical field
The present invention relates to the prospect pit control device, particularly relate to a kind of prospect pit metering control.
Background technology
Metering prospect pit output liquid is the emphasis of exploration formation testing work, and prospect pit hole condition and underground crude oil property are complicated, heavy oil wells, contains sand drain, is interrupted fluid well and high-gas-contained well etc., causes prospect pit output liquid metering difficulty, can't accurately grasp the oil reservoir situation.Therefore, how to control prospect pit output liquid and carry out efficient Oil-gas Separation metering, parameters such as realization prospect pit output liquid oil, gas, water are accurately measured, and are the keys of prospect pit output metering, have important directive significance to formulating production decision.Traditional prospect pit output liquid separates the big tank storage liquid gravitational settling of employing, moisture way is measured in artificial chemical examination, and equipment volume is huge, and control method is unreliable, and manual sampling contingency factor is big, influences prospect pit output and calculates.We have invented a kind of new prospect pit metering control for this reason, have solved above technical problem.
Summary of the invention
The purpose of this invention is to provide high, applied widely, the stable and reliable for performance prospect pit metering control of a kind of automaticity.
The object of the invention can be realized through following technical measures:
This prospect pit metering control is connected in the prospect pit metering device of the metering that is used for prospect pit output liquid gas-liquid separator; This prospect pit metering control comprises master board; The gas circuit motor operated valve; Liquid road motor operated valve and differential pressure levelmeter; This gas circuit motor operated valve is used to control gas circuit line gas flow; This liquid road motor operated valve is used to control influidic pipe line fluid flow; This differential pressure levelmeter is used to measure the liquid level in this gas-liquid separator; Liquid level in this gas-liquid separator that this master board records according to this differential pressure levelmeter; Regulate the aperture of gas circuit motor operated valve and liquid road motor operated valve; With the rate of outflow of adjustments of gas and liquid, control liquid level in this gas-liquid separator.
The object of the invention also can be realized through following technical measures:
This prospect pit metering control also comprises gas flowmeter, fluid flowmeter and pressure meter; This gas flowmeter is used to measure the gas that gas-liquid separator separates goes out; This fluid flowmeter is used to measure the liquid that gas-liquid separator separates goes out, and this pressure meter is used for measurement of gas liquid/gas separator internal pressure.
This prospect pit metering control also comprises host computer; This host computer adopts human-computer interaction interface; Controlling parameter is set, and shows the continuous datas such as tolerance, liquid measure and this gas-liquid separator internal pressure that this gas flowmeter, this fluid flowmeter and this pressure meter record.
This host computer transfers to this master board through RS485/232 serial data translation interface with this controlling parameter, and this master board transfers to this host computer with this continuous data through this RS485/232 serial data translation interface and shows.
This prospect pit metering control also comprises data transaction plate and Signals Transfer Board; This data transaction plate converts this controlling parameter to analog signal; Be sent to this gas circuit motor operated valve and this liquid road motor operated valve through this Signals Transfer Board again; Realize the aperture control of this gas circuit motor operated valve and this liquid road motor operated valve; This Signals Transfer Board is gathered this gas flowmeter; This fluid flowmeter; This gas circuit motor operated valve; This liquid road motor operated valve; The analog data signal of this differential pressure levelmeter and this gauge measurement; And transfer to this data transaction plate; This data transaction plate becomes data signal with this analog signal conversion and is sent to this master board, and this master board transfers to this host computer with this data signal as this continuous data and shows.
Prospect pit metering control among the present invention, adopt with ELAN520 embedded processing module be the MSM586SEV of core as cpu motherboard, control, calculate and analyze; Liquid level in the control gas-liquid separator separates gas liquid high-efficiency in real time; Gather in real time each metering instrument data, carry out computational analysis, record oil mass, tolerance, formation testing data such as moisture.Prospect pit metering control among the present invention adopts the embedded Control mainboard, fast operation, and integrated level is high, and control performance is stable.This prospect pit metering control can adopt corresponding control mode to carry out measure control according to specific well conditions, makes that Oil-gas Separation metering efficient is high, installs applied widely.This prospect pit metering control adopts host computer and master board to adopt the RS485/232 transmission means, long distance for data, and good stability, transmission quality is high.Adopt this prospect pit metering control can effectively improve prospect pit output liquid gas-liquid separation efficient, intelligent control and measurement have in real time improved the accuracy of exploration formation testing data.The application of this prospect pit metering control can improve the automaticity of prospect pit metering, the shortcoming or the deficiency that effectively overcome or avoid existing in the above-mentioned prior art greatly.
Description of drawings
Fig. 1 is the structural representation of prospect pit metering control of the present invention.
The specific embodiment
For make above-mentioned and other purposes of the present invention, feature and advantage can be more obviously understandable, hereinafter the spy enumerates preferred embodiment, and cooperates appended graphicly, elaborates as follows.
As shown in Figure 1, Fig. 1 is the structure chart of prospect pit metering control of the present invention.This prospect pit metering control is connected in the prospect pit metering device (not shown) of the metering that is used for prospect pit output liquid gas-liquid separator, and this prospect pit metering control is made up of host computer 1, RS485/232 transfer of data 2, master board 3, data transaction plate 4, Signals Transfer Board 5, gas flowmeter 6, fluid flowmeter 7, gas circuit motor operated valve 8, liquid road motor operated valve 9, differential pressure levelmeter 10 and pressure meter 11.Said gas flowmeter 6, fluid flowmeter 7, gas circuit motor operated valve 8, liquid road motor operated valve 9, differential pressure levelmeter 10 and pressure meter 11 are all parallel to be connected with Signals Transfer Board 5; Interconnect between master board 3, data transaction plate 4 and the Signals Transfer Board 5, host computer 1 is connected with master board 3 through RS485/232 transfer of data 2.
Wherein, host computer 1 adopts human-computer interaction interface, controlling parameter is set, shows continuous data.
Master board 3 is according to the signal of differential pressure levelmeter 10; Gas circuit motor operated valve 8, liquid road motor operated valve 9 are controlled; When liquid level when setting threshold values; Regulate the aperture of gas circuit motor operated valve 8 and liquid road motor operated valve 9 respectively; The rate of outflow of adjustments of gas and liquid; Liquid level in the control gas-liquid separator guarantees the sedimentation time of produced liquid in oil well in gas-liquid separator, makes produced liquid in oil well oil gas high efficiency separation.
Master board 3 its serial communication interfaces adopt RS485 serial communication protocol standard, and data are connected to host computer 1 through RS485/232 serial data translation interface again through the output of RS485 serial line interface.Adopt RS485 serial line interface transmission speed fast, long transmission distance, reliability is high, can satisfy the field data transmission requirement.
Gas flowmeter 6 is used to measure the gas that gas-liquid separator separates goes out; Fluid flowmeter 7 is used to measure the liquid that gas-liquid separator separates goes out; Gas circuit motor operated valve 8 is used to control gas circuit line gas flow; Liquid road motor operated valve 9 is used to control influidic pipe line fluid flow; Differential pressure levelmeter 10 is used for the liquid level in the measurement of gas liquid/gas separator; Pressure meter 11 is used for measurement of gas liquid/gas separator internal pressure.
During operation, host computer 1 is set liquid level controlling parameter such as threshold values and corresponding electronic valve opening through RS485/232 transfer of data 2 and is transferred to master board 3; Data transaction plate 4 converts motor operated valve aperture control signal to analog signal, delivers to gas circuit motor operated valve 8 and liquid road motor operated valve 9 through Signals Transfer Board 5 again, realizes the aperture control of gas circuit motor operated valve 8 and liquid road motor operated valve 9; Signals Transfer Board 5 is gathered the analog data signal that gas flowmeter 6, fluid flowmeter 7, gas circuit motor operated valve 8, liquid road motor operated valve 9, differential pressure levelmeter 10 and pressure meter 11 etc. are measured, and transfers to data transaction plate 4; Data transaction plate 4 becomes analog signal conversion data signal and is sent to master board 3; Master board 3 is carried out the control of gas-liquid separator liquid level according to the survey data of controlling parameter that is provided with and collection, and survey data results such as the liquid measure that records, tolerance are transferred to host computer 1 through RS485/232 shows.
Claims (5)
1. prospect pit metering control; It is characterized in that this prospect pit metering control is connected in the prospect pit metering device of the metering that is used for prospect pit output liquid gas-liquid separator; This prospect pit metering control comprises master board; The gas circuit motor operated valve; Liquid road motor operated valve and differential pressure levelmeter; This gas circuit motor operated valve is used to control gas circuit line gas flow; This liquid road motor operated valve is used to control influidic pipe line fluid flow; This differential pressure levelmeter is used to measure the liquid level in this gas-liquid separator; Liquid level in this gas-liquid separator that this master board records according to this differential pressure levelmeter; Regulate the aperture of gas circuit motor operated valve and liquid road motor operated valve; With the rate of outflow of adjustments of gas and liquid, control liquid level in this gas-liquid separator.
2. prospect pit metering control according to claim 1; It is characterized in that this prospect pit metering control also comprises gas flowmeter, fluid flowmeter and pressure meter; This gas flowmeter is used to measure the gas that gas-liquid separator separates goes out; This fluid flowmeter is used to measure the liquid that gas-liquid separator separates goes out, and this pressure meter is used for measurement of gas liquid/gas separator internal pressure.
3. prospect pit metering control according to claim 2; It is characterized in that this prospect pit metering control also comprises host computer; This host computer adopts human-computer interaction interface; Controlling parameter is set, and shows the continuous datas such as tolerance, liquid measure and this gas-liquid separator internal pressure that this gas flowmeter, this fluid flowmeter and this pressure meter record.
4. prospect pit metering control according to claim 3; It is characterized in that this host computer transfers to this master board through RS485/232 serial data translation interface with this controlling parameter, this master board transfers to this host computer with this continuous data through this RS485/232 serial data translation interface and shows.
5. prospect pit metering control according to claim 4; It is characterized in that this prospect pit metering control also comprises data transaction plate and Signals Transfer Board; This data transaction plate converts this controlling parameter to analog signal; Be sent to this gas circuit motor operated valve and this liquid road motor operated valve through this Signals Transfer Board again; Realize the aperture control of this gas circuit motor operated valve and this liquid road motor operated valve; This Signals Transfer Board is gathered this gas flowmeter; This fluid flowmeter; This gas circuit motor operated valve; This liquid road motor operated valve; The analog data signal of this differential pressure levelmeter and this gauge measurement; And transfer to this data transaction plate; This data transaction plate becomes data signal with this analog signal conversion and is sent to this master board, and this master board transfers to this host computer with this data signal as this continuous data and shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110139247A CN102305060A (en) | 2011-05-27 | 2011-05-27 | Exploratory well metering control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110139247A CN102305060A (en) | 2011-05-27 | 2011-05-27 | Exploratory well metering control device |
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| CN102305060A true CN102305060A (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110139247A Pending CN102305060A (en) | 2011-05-27 | 2011-05-27 | Exploratory well metering control device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989374A (en) * | 2015-06-26 | 2015-10-21 | 中国石油化工股份有限公司胜利油田分公司 | Device and method for metering rod pumped well liquid quantity on line on basis of differential pressure method |
| CN108798647A (en) * | 2017-05-02 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of multi-function hole top of oil well gas-liquid metering device |
| CN110206530A (en) * | 2019-04-26 | 2019-09-06 | 中国石油集团西部钻探工程有限公司 | Data processing metering method and system in oil test operation |
| CN110552681A (en) * | 2019-08-31 | 2019-12-10 | 中国石油集团川庆钻探工程有限公司 | separator liquid level adjusting system for oil testing |
Citations (4)
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|---|---|---|---|---|
| CN2704027Y (en) * | 2004-05-24 | 2005-06-08 | 胜利油田胜利工程设计咨询有限责任公司 | Gas-liquid automatic switch-over controlled oil-well productivity metering apparatus |
| CN101260802A (en) * | 2008-04-22 | 2008-09-10 | 天津大学 | Oil, gas, water three-phase oil well continuous metering device and its measuring method |
| CN101353960A (en) * | 2008-09-13 | 2009-01-28 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Exploration well oil test continuous metering apparatus |
| CN202157797U (en) * | 2011-05-27 | 2012-03-07 | 中国石油化工股份有限公司 | Exploratory well measurement control device |
-
2011
- 2011-05-27 CN CN201110139247A patent/CN102305060A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2704027Y (en) * | 2004-05-24 | 2005-06-08 | 胜利油田胜利工程设计咨询有限责任公司 | Gas-liquid automatic switch-over controlled oil-well productivity metering apparatus |
| CN101260802A (en) * | 2008-04-22 | 2008-09-10 | 天津大学 | Oil, gas, water three-phase oil well continuous metering device and its measuring method |
| CN101353960A (en) * | 2008-09-13 | 2009-01-28 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Exploration well oil test continuous metering apparatus |
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Non-Patent Citations (2)
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989374A (en) * | 2015-06-26 | 2015-10-21 | 中国石油化工股份有限公司胜利油田分公司 | Device and method for metering rod pumped well liquid quantity on line on basis of differential pressure method |
| CN108798647A (en) * | 2017-05-02 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of multi-function hole top of oil well gas-liquid metering device |
| CN110206530A (en) * | 2019-04-26 | 2019-09-06 | 中国石油集团西部钻探工程有限公司 | Data processing metering method and system in oil test operation |
| CN110206530B (en) * | 2019-04-26 | 2022-11-29 | 中国石油集团西部钻探工程有限公司 | Data processing and metering method and system in oil testing operation |
| CN110552681A (en) * | 2019-08-31 | 2019-12-10 | 中国石油集团川庆钻探工程有限公司 | separator liquid level adjusting system for oil testing |
| CN110552681B (en) * | 2019-08-31 | 2022-10-14 | 中国石油集团川庆钻探工程有限公司 | Separator liquid level adjusting system for oil testing |
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Application publication date: 20120104 |