CN202157797U - Exploratory well measurement control device - Google Patents

Exploratory well measurement control device Download PDF

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Publication number
CN202157797U
CN202157797U CN 201120172982 CN201120172982U CN202157797U CN 202157797 U CN202157797 U CN 202157797U CN 201120172982 CN201120172982 CN 201120172982 CN 201120172982 U CN201120172982 U CN 201120172982U CN 202157797 U CN202157797 U CN 202157797U
Authority
CN
China
Prior art keywords
gas
liquid
operated valve
motor operated
prospect pit
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
Application number
CN 201120172982
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Chinese (zh)
Inventor
杭发琴
郭海滨
邵文强
肖姝
徐文庆
马珍福
刘常福
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Petroleum and Chemical Corp
Oil Production Technology Research Institute of Sinopec Shengli Oilfield Co
Original Assignee
China Petroleum and Chemical Corp
Oil Production Technology Research Institute of Sinopec Shengli Oilfield Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Petroleum and Chemical Corp, Oil Production Technology Research Institute of Sinopec Shengli Oilfield Co filed Critical China Petroleum and Chemical Corp
Priority to CN 201120172982 priority Critical patent/CN202157797U/en
Application granted granted Critical
Publication of CN202157797U publication Critical patent/CN202157797U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an exploratory well measurement control device, which is connected with an exploratory well measurement device and applied to a gas-liquid separator for output liquid of exploratory wells. The exploratory well measurement control device comprises a main control board, a gas channel electric valve, a liquid channel electric valve and a differential pressure liquidometer, wherein the gas channel electric valve is used for controlling gas flow of a gas channel pipeline, the liquid channel electric valve is used for controlling liquid flow of a liquid channel pipeline, and the differential pressure liquidometer is used for measuring the liquid level in the gas-liquid separator. The main control board can regulate open degree of the gas channel electric valve and the liquid channel electric valve according to the liquid level in the gas-liquid separator measured by the differential pressure liquidometer to regulate outflow speed of gas and liquid and control the liquid level in the gas-liquid separator. The exploratory well measurement control device can effectively improve separation efficiency of the output liquid in the exploratory wells and greatly improving automation degree of exploratory well measurement.

Description

The prospect pit metering control
Technical field
The utility model relates to the prospect pit control device, particularly relates 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 the utility model provides high, applied widely, the stable and reliable for performance prospect pit metering control of a kind of automaticity.
The purpose of the utility model can realize 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, 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, and this liquid road motor operated valve is used to control influidic pipe line fluid flow, and 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,, control liquid level in this gas-liquid separator with the rate of outflow of adjustments of gas and liquid.
The purpose of the utility model also can realize 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 the analog data signal of this gas flowmeter, this fluid flowmeter, this gas circuit motor operated valve, this liquid road motor operated valve, this differential pressure levelmeter and this gauge measurement; And transfer to this data transaction plate, and 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 in the utility model, 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 in the utility model 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 the prospect pit metering control of the utility model.
The specific embodiment
For make the above-mentioned of the utility model and other purposes, feature and advantage can be more obviously understandable, the hereinafter spy enumerates preferred embodiment, and cooperates appended graphicly, elaborates as follows.
As shown in Figure 1, Fig. 1 is the structure chart of the prospect pit metering control of the utility model.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 demonstration through RS485/232.

Claims (4)

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, 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, and this liquid road motor operated valve is used to control influidic pipe line fluid flow, and 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,, control liquid level in this gas-liquid separator with the rate of outflow of adjustments of gas and liquid.
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 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.
4. 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 the analog data signal of this gas flowmeter, this fluid flowmeter, this gas circuit motor operated valve, this liquid road motor operated valve, this differential pressure levelmeter and this gauge measurement, and transfers 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.
CN 201120172982 2011-05-27 2011-05-27 Exploratory well measurement control device Expired - Fee Related CN202157797U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120172982 CN202157797U (en) 2011-05-27 2011-05-27 Exploratory well measurement control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120172982 CN202157797U (en) 2011-05-27 2011-05-27 Exploratory well measurement control device

Publications (1)

Publication Number Publication Date
CN202157797U true CN202157797U (en) 2012-03-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120172982 Expired - Fee Related CN202157797U (en) 2011-05-27 2011-05-27 Exploratory well measurement control device

Country Status (1)

Country Link
CN (1) CN202157797U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102305060A (en) * 2011-05-27 2012-01-04 中国石油化工股份有限公司 Exploratory well metering control device
CN104524817A (en) * 2014-12-31 2015-04-22 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 Control system of gas and liquid separation device
CN104895549A (en) * 2014-03-04 2015-09-09 中国石油化工股份有限公司 A well yield metering device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102305060A (en) * 2011-05-27 2012-01-04 中国石油化工股份有限公司 Exploratory well metering control device
CN104895549A (en) * 2014-03-04 2015-09-09 中国石油化工股份有限公司 A well yield metering device
CN104524817A (en) * 2014-12-31 2015-04-22 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 Control system of gas and liquid separation device
CN104524817B (en) * 2014-12-31 2016-06-01 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 The Controlling System of a kind of gas-liquid separation device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120307

Termination date: 20180527

CF01 Termination of patent right due to non-payment of annual fee