CN104314550A - Double-measuring-pocket type water-oil two-phase measuring device - Google Patents
Double-measuring-pocket type water-oil two-phase measuring device Download PDFInfo
- Publication number
- CN104314550A CN104314550A CN201410420138.7A CN201410420138A CN104314550A CN 104314550 A CN104314550 A CN 104314550A CN 201410420138 A CN201410420138 A CN 201410420138A CN 104314550 A CN104314550 A CN 104314550A
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- Prior art keywords
- measuring
- measuring chute
- drain pipe
- liquid
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Abstract
The invention relates to a double-measuring-pocket type water-oil two-phase measuring device. An existing measuring device has the defects of complex structure, high manufacturing cost, difficult maintenance, narrow measuring range and low measuring precision. The double-measuring-pocket type water-oil two-phase measuring device comprises a server, a tank body, liquid inlet pipes, liquid outlet pipes and a three-way valve, wherein a vertical middle separation board is arranged in the tank body; the tank body is divided into a left measuring pocket and a right measuring pocket of which the upper ends are communicated by the vertical middle separation board; a left measuring pocket liquid inlet pipe and a right measuring pocket liquid inlet pipe are respectively arranged above the left measuring pocket and the right measuring pocket; a left measuring pocket liquid outlet pipe and a right measuring pocket liquid outlet pipe are respectively arranged at the bottom ends of the left measuring pocket and the right measuring pocket; a measuring pocket liquid level measuring device is arranged in each measuring pocket; a temperature sensor and a pressure sensor are arranged on the side wall of one measuring pocket; an assisting discharge pump is arranged on each liquid outlet pipe; one-way flowing valves are respectively arranged on the liquid inlet pipes and the liquid outlet pipes. According to the double-measuring-pocket type water-oil two-phase measuring device disclosed by the invention, the continuous, high-efficiency and practical two-phase measuring, namely the measuring of the oil yield and the water yield, of fluid produced by an oil well is realized.
Description
Technical field
the present invention relates to metering device, especially a kind of two measuring chute formula water-oil phase metering device.
Background technology
At present, the metering of oil well output that oil field mainly adopts is divided into the metering to gas phase portion, the metering to liquid phase part.Gas phase portion metering is measured mainly through orifice-plate flow meter and gas flowmeter; The metering of liquid phase part mainly adopts the methods such as the measurement of gauge glass amount, electrode measurement, tipping bucket and flowmeter survey.Above-mentioned measuring method also exists many defects, such as: movable part is many, and complex structure; Cost is high, difficult in maintenance; The problems such as measurement category is narrow, measuring accuracy is low, automaticity is low.
Summary of the invention
The object of this invention is to provide that a kind of structure is simple, measuring accuracy is high and two measuring chute formula stripper well water-oil phase metering devices that automaticity is high.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of two measuring chute formula water-oil phase metering device, comprise server, tank body, feed tube, drain pipe and three way cock, vertical median septum is provided with in tank body, the left measuring chute being divided into upper end to be communicated with and right measuring chute, the top of each measuring chute is arranged through the left measuring chute feed tube and right measuring chute feed tube that three way cock is communicated with feed tube respectively; Its bottom is arranged through the left measuring chute drain pipe and right measuring chute drain pipe that three way cock is communicated with drain pipe respectively;
In each measuring chute, be respectively arranged with measuring chute liquid level emasuring device, the sidewall of a measuring chute is provided with temperature pick up and pressure sensor wherein; Described drain pipe arranges the row's of helping pump, feed tube and drain pipe are respectively equipped with ball-and-seat.
Described three way cock, temperature pick up, pressure sensor, liquid level emasuring device, the row's of helping pump are connected with server respectively.
Bottom described left measuring chute and right measuring chute, the electric heater of heating to liquid is set respectively; Liquid level below left measuring chute and right measuring chute is respectively arranged with liquid water dividing plate, between liquid water dividing plate and median septum, leaves liquid aquaporin.
Be provided with associated gas connected entrance between described median septum top and tank body, left measuring chute is communicated with by it with right measuring chute.
Described liquid level emasuring device is preferably magnetostriction liquid level measuring instrument; Described three way cock is electric T-shaped valve, Pneumatic three-way valve or three-way solenoid valve.
Compared with prior art, the present invention has following beneficial effect:
Metering device of the present invention, computer controlled drain pipe processed and feed tube electric T-shaped valve, measuring chute automatic alternate cycles in the left and right sides carries out metering and emptying, achieves continuous, efficient, practical oil well liquid-producing two-phase flow measurement, i.e. the metering of oil production and aquifer yield.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Wherein: 1-tank body, the left measuring chute of 2-, the right measuring chute of 3-, 4-feed tube, the left measuring chute feed tube of 5-, the right measuring chute feed tube of 6-, 7-three way cock, 8-drain pipe, the left measuring chute drain pipe of 9-, the right measuring chute drain pipe of 10-, 11-electric heater, 12-helps row's pump, 13-liquid level emasuring device, 14-pressure sensor, 15-temperature pick up, 16-associated gas connected entrance, 17-liquid aquaporin, 18-median septum, 19-sewage draining exit, 20-liquid water dividing plate, 21-safety valve, 22-ball-and-seat.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail.
See Fig. 1, a kind of two measuring chute formula water-oil phase metering device, comprise server, tank body 1, feed tube 4, drain pipe 8, three way cock 7, vertical median septum 19 is provided with in tank body 1, the left measuring chute 2 being divided into upper end to be communicated with and right measuring chute 3, the left measuring chute feed tube 5 that the top of each measuring chute is communicated with feed tube respectively by three way cock 7 and right measuring chute feed tube 6;
Be respectively arranged with liquid water dividing plate 20 below it, between liquid water dividing plate 20 and median septum 18, leave liquid aquaporin 17;
Its bottom arranges left measuring chute drain pipe 9, right measuring chute drain pipe 10 and sewage draining exit 19 respectively, and left measuring chute drain pipe 9, right measuring chute drain pipe 10 are communicated with drain pipe 8 by three way cock 7; In each measuring chute, be respectively arranged with liquid level emasuring device 13, at sidewall set temperature sensor 15 and the pressure sensor 14 of side measuring chute, drain pipe 8 arrange the row's of helping pump 12, get involved work when intestine evacuation velocity is inadequate.
Three way cock 7, temperature pick up 15, pressure sensor 14, liquid level emasuring device 13 are connected with server respectively with the row of helping pump 12; Be provided with associated gas connected entrance 16 between median septum 18 top and tank body 1, left measuring chute 2 is communicated with by it with right measuring chute 3; Feed tube 4 and drain pipe 8 are respectively equipped with ball-and-seat 22;
Arrange the electric heater 11 of heating to liquid respectively bottom left measuring chute 2 and right measuring chute 3, tank body 1 top is provided with safety valve 21, and bottom is provided with sewage draining exit 19.
Three way cock 7 is electric T-shaped valve, Pneumatic three-way valve or three-way solenoid valve, and the present invention selects electric T-shaped valve.
Operating principle of the present invention is: feed tube electric T-shaped valve 7 when starting to measure, drain pipe electric T-shaped valve 11 under control of the computer, the left measuring chute feed tube 5 of conducting, close left measuring chute drain pipe 9, left measuring chute 2 starts feed liquor and metering, be positioned at the liquid level emasuring device 13 of left measuring chute survey liquid level climbing and calculate instantaneous delivery and average discharge, according to pressure sensor 14 survey data, temperature pick up 15 survey data, the profit densometer in conjunction with setting calculates moisture content;
Right measuring chute feed tube 6 is closed simultaneously, the conducting of right measuring chute drain pipe 10, separation associated gas and expansion energy thereof are by associated gas connected entrance 16, liquid in right measuring chute 3 is discharged, if the driving force that associated gas produces is not enough, then the row's of helping pump 12 is got involved to drive and is undertaken emptying by the liquid in right measuring chute 3, by right measuring chute drain pipe 10, drain pipe 8, enters the defeated header of collection.When the described level gauging being positioned at left measuring chute fills 13, when detecting that left measuring chute 2 liquid level rises to preset upper limit.
Three way cock 7 is under the control of computer 26, close left measuring chute feed tube 5, the right measuring chute feed tube 6 of conducting, closes right measuring chute drain pipe 10, the left measuring chute drain pipe 9 of conducting, right measuring chute 3 starts metering, left measuring chute 2 carries out emptying simultaneously, liquid level emasuring device 13, pressure sensor 14 in whole measuring process, temperature pick up 15, electric T-shaped valve 7, under the control of the computer, left measuring chute 2 and right measuring chute 3 automatically alternate cycles carry out metering and emptying.
Feed tube 4 and drain pipe 8 have installed one way valve respectively, ensure that in metering process, metering device is relatively independent closed system, achieves continuous, efficient, practical oil well liquid-producing two-phase flow measurement, i.e. the metering of oil production and aquifer yield.
Because magnetostriction liquid level measuring instrument resolution ratio and precision are all higher, the liquid level emasuring device described in the present invention adopts magnetostriction liquid level measuring instrument, and the precision of metric results can be made higher.
All the time temperature constant state is in order to make the temperature in described metering device, reduce the error of metering, arranging electric heater 11 bottom the measuring chute of left and right can control in certain scope the temperature of product fluid, be not only raising measuring accuracy to create conditions, and, can also effectively prevent to produce wax deposition phenomenon in pipeline.
Above embodiment is only preferred embodiment of the present invention, and all embodiments of non-invention is exhaustive, so any apparent improvement made on basis of the present invention by those skilled in the art, replacement or modification all belong to protection scope of the present invention.
Claims (5)
1. a two measuring chute formula water-oil phase metering device, it is characterized in that: comprise server, tank body (1), feed tube (4), drain pipe (8) and three way cock (7), vertical median septum (19) is provided with in tank body, the left measuring chute (2) being divided into upper end to be communicated with and right measuring chute (3), the top of each measuring chute is arranged through the left measuring chute feed tube (5) and right measuring chute feed tube (6) that three way cock (7) is communicated with feed tube (4) respectively; Its bottom is arranged through the left measuring chute drain pipe (9) and right measuring chute drain pipe (10) that three way cock (7) is communicated with drain pipe (8) respectively;
In each measuring chute, be respectively arranged with measuring chute liquid level emasuring device (13), the sidewall of a measuring chute is provided with temperature pick up (15) and pressure sensor (16) wherein; The upper setting of described drain pipe (8) helps row's pump (12), and feed tube (4) and drain pipe (8) are respectively equipped with ball-and-seat (22).
2. two measuring chute formula water-oil phase metering device according to claim 1, is characterized in that: described three way cock (7), temperature pick up (15), pressure sensor (14), liquid level emasuring device (13), the row's of helping pump (12) are connected with server respectively.
3. two measuring chute formula water-oil phase metering device according to claim 2, is characterized in that: described left measuring chute (2) and right measuring chute (3) bottom arrange the electric heater (11) of heating to liquid respectively; The liquid level of left measuring chute (2) and right measuring chute (3) below is respectively arranged with liquid water dividing plate (20), between liquid water dividing plate (20) and median septum (18), leaves liquid aquaporin (17).
4. two measuring chute formula water-oil phase metering device according to claim 3, it is characterized in that: be provided with associated gas connected entrance (16) between described median septum (18) top and tank body (1), left measuring chute (2) is communicated with by it with right measuring chute (3).
5. according to claim 4 pair of measuring chute formula water-oil phase metering device, is characterized in that: described liquid level emasuring device (13) is preferably magnetostriction liquid level measuring instrument; Described three way cock (7) is electric T-shaped valve, Pneumatic three-way valve or three-way solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410420138.7A CN104314550A (en) | 2014-08-25 | 2014-08-25 | Double-measuring-pocket type water-oil two-phase measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410420138.7A CN104314550A (en) | 2014-08-25 | 2014-08-25 | Double-measuring-pocket type water-oil two-phase measuring device |
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| CN104314550A true CN104314550A (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410420138.7A Pending CN104314550A (en) | 2014-08-25 | 2014-08-25 | Double-measuring-pocket type water-oil two-phase measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571985A (en) * | 2016-03-03 | 2016-05-11 | 李广青 | Method and device for detecting moisture content of crude oil by volumetric method |
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| US5654502A (en) * | 1995-12-28 | 1997-08-05 | Micro Motion, Inc. | Automatic well test system and method of operating the same |
| CN2394226Y (en) * | 1999-11-22 | 2000-08-30 | 张学斌 | Automatic oil metering and gas testing device for single well |
| CN2651718Y (en) * | 2003-10-30 | 2004-10-27 | 浙江大学 | Automatic metering installation of oil well and oil gas water three-phase flow |
| CN200950077Y (en) * | 2006-09-21 | 2007-09-19 | 赵建光 | Double-chamber oil separator |
| CN101078346A (en) * | 2007-06-29 | 2007-11-28 | 东营市博斯曼石油科技开发有限公司 | Double-volume gas-free metering separator |
| CN201372790Y (en) * | 2009-03-04 | 2009-12-30 | 中国石油天然气股份有限公司 | Oil well three-phase metering device |
| CN201653489U (en) * | 2010-03-31 | 2010-11-24 | 李广青 | Intelligent metering monitoring system of oil field oil storage tank |
| CN202126288U (en) * | 2011-06-01 | 2012-01-25 | 北京石大东方能源技术有限公司 | Continuous measuring device of oil well-produced liquid |
| CN103206201A (en) * | 2012-01-13 | 2013-07-17 | 中国石油化工股份有限公司 | Automatic control measurement device of oil well |
| CN204175280U (en) * | 2014-08-25 | 2015-02-25 | 李广青 | A kind of two measuring chute formula water-oil phase metering device |
-
2014
- 2014-08-25 CN CN201410420138.7A patent/CN104314550A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5654502A (en) * | 1995-12-28 | 1997-08-05 | Micro Motion, Inc. | Automatic well test system and method of operating the same |
| CN2394226Y (en) * | 1999-11-22 | 2000-08-30 | 张学斌 | Automatic oil metering and gas testing device for single well |
| CN2651718Y (en) * | 2003-10-30 | 2004-10-27 | 浙江大学 | Automatic metering installation of oil well and oil gas water three-phase flow |
| CN200950077Y (en) * | 2006-09-21 | 2007-09-19 | 赵建光 | Double-chamber oil separator |
| CN101078346A (en) * | 2007-06-29 | 2007-11-28 | 东营市博斯曼石油科技开发有限公司 | Double-volume gas-free metering separator |
| CN201372790Y (en) * | 2009-03-04 | 2009-12-30 | 中国石油天然气股份有限公司 | Oil well three-phase metering device |
| CN201653489U (en) * | 2010-03-31 | 2010-11-24 | 李广青 | Intelligent metering monitoring system of oil field oil storage tank |
| CN202126288U (en) * | 2011-06-01 | 2012-01-25 | 北京石大东方能源技术有限公司 | Continuous measuring device of oil well-produced liquid |
| CN103206201A (en) * | 2012-01-13 | 2013-07-17 | 中国石油化工股份有限公司 | Automatic control measurement device of oil well |
| CN204175280U (en) * | 2014-08-25 | 2015-02-25 | 李广青 | A kind of two measuring chute formula water-oil phase metering device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571985A (en) * | 2016-03-03 | 2016-05-11 | 李广青 | Method and device for detecting moisture content of crude oil by volumetric method |
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Application publication date: 20150128 |
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