CN201094047Y - Oil, water and gas three-phase flow automatic measuring equipment - Google Patents
Oil, water and gas three-phase flow automatic measuring equipment Download PDFInfo
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- CN201094047Y CN201094047Y CNU2007201831120U CN200720183112U CN201094047Y CN 201094047 Y CN201094047 Y CN 201094047Y CN U2007201831120 U CNU2007201831120 U CN U2007201831120U CN 200720183112 U CN200720183112 U CN 200720183112U CN 201094047 Y CN201094047 Y CN 201094047Y
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Abstract
The utility model belongs to the oil well measurement technical field, in particular provides an automatic measurement device for three phases of oil, water, and gas, and solves the problems that the separation of gas and liquid is not thoroughgoing, and large gas quantity oil well can not be measured. The measurement device consists of a filter, a motor switch three-way valve, a gas-liquid separator, a panel-turnover liquid level gauge, a static differential pressure gauge, a dynamic differential pressure gauge, a gas flow meter, a liquid flow meter, and an electric control three-way valve which are connected together pipe lines, flanges and valves; the motor switch three-way valve, a liquid level transmitter, the static differential pressure gauge, the dynamic differential pressure gauge, the gas flow meter, the liquid flow meter, and the electric control three-way valve are connected with a flow computer through the data lines. The measurement device can separate and measure the crude oil with the gas quantity from 100 to 15000 Nm <3> per day (pressure from 0.3 to2.5MPa), and with the liquid quantity from 2 to 200 m <3> per day; the measurement device is suitable for the measurement at the oilfield single well and the measurement station.
Description
One, technical field the utility model belongs to the well measurement technical field, particularly relates to a kind of oil-gas-water three phase flow quantity self-operated measuring unit by the gaging pressure differential pressure.
Two, background technology is present, the oil well measurement method that domestic each elephant adopts mostly is still artificial separating tank mensuration, error in dipping is bigger, uses the power graph method gauging, changes complicacy greatly because of the oil well flow has intermittence, ring-type, tolerance, error is also big, effect is not fine, and for gas-liquid variation oil well greatly, a table apparatus is not suitable for measuring all oil wells, as the maturing field test satellite location tens mouthfuls of wells are arranged at most, liquid measure is at 2-200m
3/ day, tolerance is at 100-15000Nm
3/ day (pressure 0.35-1MPa), this requires a three-phase flow measuring apparatus to be suitable for accurately measuring all oil wells in the test satellite location under the situation of not changing any parts, and the three-phase flow measurement product of selling on the current market is difficult to satisfy above requirement, and some product can not well be measured the crude oil of viscosity greater than 100mPaS.
Three, the summary of the invention the purpose of this utility model provides a kind of profit gas three-phase flow amount self-operated measuring unit, it is not thorough to have solved gas-liquid separation, the problem of energy measurement atm number oil well not, this device is by filtrator, the motor operated switch T-valve, gas-liquid separator, the turnover panel liquid level gauge, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter, electric regulable three-way valve passes through pipeline, flange and valve connect to form, its middle filtrator is communicated with gas-liquid separator by the motor operated switch T-valve, gas-liquid separator is made up of 2 to 16 tubular containers, wherein each tubular container tangentially is connected with 1 isocon respectively, each tubular container is communicated with ring pipe by isocon respectively near a side at its top, ring pipe is communicated with oil inlet pipe, wherein each tubular container top center position is connected to one and is in charge of, the one end gos deep into the inner 300mm-500mm of tubular container, the other end is communicated with house steward, house steward is communicated with escape pipe, wherein each tubular container bottom is communicated with by being in charge of with drain pipe respectively, a tubular container in the gas-liquid separator is provided with static differential pressure gauge and/or turnover panel liquid level gauge, tubular container is by 3 to 10 equidistant being connected with the turnover panel liquid level gauge communicating pipe of arranging, the turnover panel liquid level gauge is provided with fluid level transmitter, the gas-liquid separator top is by pipeline and gas meter, temperature sensor, pressure transducer is connected with electric regulable three-way valve, the gas-liquid separator bottom is by pipeline and liquid flowmeter, the dynamic pressure drop meter is connected with electric regulable three-way valve, electric regulable three-way valve is by shell, spool and axle are formed, its spool is a segment shape, the motor operated switch T-valve, fluid level transmitter, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter is connected with flow computer by data line with electric regulable three-way valve, and this installs tolerance at 100-15000Nm
3/ day (pressure is at 0.3-2.5MPa), liquid measure is at 2-200m
3/ day all separable measurement of crude oil, the gas-liquid measuring accuracy can reach ± 1～2%, oily moisture measuring accuracy reaches ± 3%, the liquid capacity metering scope can reach 1: 100, the gasmetry scope can reach 1: 20, and heavy good linearity need not debugging work load, simple in structure, volume is little, and no maintenance is suitable for oil field individual well, test satellite location (Duo Koujing), the may command hyperchannel selects the well valve, and with its composition skid measurement mechanism.
Four, description of drawings Fig. 1 is the utility model structural representation;
Fig. 2 is the electric regulable three-way valve front view of Fig. 1;
Fig. 3 is the electric regulable three-way valve vertical view of Fig. 1;
Fig. 4 be Fig. 1 cut out oil gas water blending agent front view;
Fig. 5 be Fig. 1 cut out oil gas water blending agent left view;
Fig. 6 is the gas-liquid separation front view of Fig. 1;
Fig. 7 is the gas-liquid separation vertical view of Fig. 1;
Fig. 8 is turnover panel liquid level gauge and the knockout drum connected component synoptic diagram of Fig. 1.
Five, embodiment is described further the utility model below in conjunction with accompanying drawing, as shown in Figure 1, this this device comprises filtrator 1, motor operated switch T-valve 2, gas-liquid separator 7, turnover panel liquid level gauge 8, static differential pressure gauge 6, dynamic pressure drop meter 14, gas meter 10, liquid flowmeter 9, electric regulable three-way valve 13 and flow computer 15, filtrator 1 is communicated with gas-liquid separator 7 by motor operated switch T-valve 2, a tubular container in the gas-liquid separator 7 is provided with static differential pressure gauge 6 and/or turnover panel liquid level gauge 8, tubular container is by 3 to 10 equidistant being connected with turnover panel liquid level gauge 8 communicating pipe of arranging, turnover panel liquid level gauge 8 is provided with fluid level transmitter 25, gas-liquid separator 7 tops respectively with gas meter 10, temperature sensor 11, pressure transducer 12 is connected with electric regulable three-way valve 13, gas-liquid separator 7 bottoms respectively with liquid flowmeter 9, dynamic pressure drop meter 14 is connected with electric regulable three-way valve 13, motor operated switch T-valve 2, fluid level transmitter 25, static differential pressure gauge 6, dynamic pressure drop meter 14, gas meter 10, liquid flowmeter 9 is connected with flow computer 15 by data line with electric regulable three-way valve 13.
At first, crude oil enters filtrator 1, crude oil through filtrator 1 upwards enters motor operated switch T- valve 2,2 outlets of motor operated switch T-valve have two, the one, upwards enter gas-liquid separator 7 through oil inlet pipe 16, another way outlet is through the outlet of switch valve 4 to whole device, filtrator 1 is downwards by switch valve 3, gas-liquid separator 7 is made up of 2 to 16 tubular containers, wherein each tubular container tangentially is connected with 1 isocon 27 respectively, each tubular container is communicated with ring pipe 19 by isocon 27 respectively near a side at its top, ring pipe 19 is communicated with oil inlet pipe 16, wherein each tubular container top center position is connected to one and is in charge of 26, the one end gos deep into the inner 300mm-500mm of tubular container, the other end is communicated with house steward 21, house steward 21 is communicated with escape pipe 17, wherein each tubular container bottom is communicated with drain pipe 18 by being in charge of 28 respectively, top annular pipe 19 is at first all assigned to each isocon 27 to crude oil, and be tangential level or downward oblique entering, the static differential pressure gauge 6 and the turnover panel liquid level gauge 8 of density measurement are housed respectively on the gas-liquid separator 7, gas-liquid separator 7 tops are by escape pipe 17 and pipeline and gas meter 10, temperature sensor 11 is connected with electric three passes variable valve 13 with pressure transducer 12, gas-liquid separator 7 bottoms are by pipeline and liquid flowmeter 9, dynamic pressure drop meter 14 is connected with electric regulable three-way valve 13, an outlet of electric regulable three-way valve 13 is connected with switch valve 5, switch valve 5 exports the outlet that is connected to whole device by pipeline, all the sensors, the data line of electrically operated valve all is connected with flow computer 15.
Shown in Fig. 2,3, electric regulable three-way valve 13 is made up of shell 24, spool 22 and axle 23, and its spool 22 is a segment shape, and when the spool segment was in 0 °, liquid feeding end was opened, inlet end closes, and when being between 0-90 °, oil gas is with advancing and communicating with outlet; When being in 90 °, inlet end is opened, liquid feeding end closes, slewing area 0-90 °, it below the electric regulable three-way valve 13 the liquid import, the right side is outlet, and when liquid level in the gas-liquid separator 7 was higher than the level value 1000mm that sets, spool 22 segments were gradually to 0 ° of rotation, open the liquid road until closing gas circuit to 0 °, when liquid level was lower than the level value 300mm that sets, spool 22 segments were gradually to 90 ° of rotations, until to 90 °, in liquid level remains on the liquid level range of control, spool 22 segments can be between 0 ° and 90 ° a certain position, tolerance is too little or when not having tolerance, spool 22 segments also may be at 0 °.
Shown in Fig. 4,5, the outlet of motor operated switch T-valve 2 tops links to each other with gas-liquid separator 7, lower inlet links to each other with filtrator 1, motor operated switch T-valve 2 Horizontal Exits link to each other with the outlet of whole device by switch 4, when this device when carrying out normal gas-liquid flow measurement, motor operated switch T-valve 2 lower inlet communicate with the top outlet, and Horizontal Exit is closed; When this device is in the oily saturation state of measurement, when liquid levels rise to the liquid level 1000mm that flow computer 15 sets in the gas-liquid separator 7, motor operated switch T-valve 2 lower inlet and top port closing, communicate with Horizontal Exit, this moment, switch valve 4 was normally opens, crude oil no longer enters this device, but directly get back to the outlet of whole device by bypass, liquid in the gas-liquid separator 7 remains static, when the stationary state retention time, arrival set the time (3-5 minute) of requirement, flow computer 15 control motor operated switch T-valve 2, its underpart inlet is communicated with the top outlet once more and Horizontal Exit is closed, whole device enters gas-liquid flow measurement state.
As Fig. 6, gas-liquid separator shown in 77 is made up of the 2-16 tubular container, wherein each tubular container tangentially is connected with 1 isocon 27 respectively, each tubular container is communicated with ring pipe 19 by isocon 27 respectively near a side at its top, ring pipe 19 is communicated with oil inlet pipe 16, wherein each tubular container top center position is connected to one and is in charge of 26, the one end gos deep into the inner 300mm-500mm of tubular container, the other end is communicated with house steward 21, house steward's 21 1 ends are communicated with escape pipe 17, the other end is connected with exhaust-valve 20, wherein each tubular container bottom is communicated with drain pipe 18 by being in charge of 28 respectively, top annular pipe 19 is at first all assigned to each isocon 27 to crude oil, and be tangential level or the downward oblique gas-liquid separator 7 that enters, crude oil be assigned to each tubular container separate again.
Claims (9)
1. profit gas three-phase flow amount self-operated measuring unit, comprise filtrator, the motor operated switch T-valve, gas-liquid separator, the turnover panel liquid level gauge, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter, electric regulable three-way valve and flow computer, it is characterized in that filtrator passes through the motor operated switch T-valve and is communicated with gas-liquid separator, gas-liquid separator is provided with static differential pressure gauge and turnover panel liquid level gauge, the gas-liquid separator top respectively with gas meter, temperature sensor, pressure transducer is connected with electric regulable three-way valve, gas-liquid separator bottom respectively with liquid flowmeter, the dynamic pressure drop meter is connected with electric regulable three-way valve, the motor operated switch T-valve, the turnover panel liquid level gauge, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter is connected with flow computer by data line with electric regulable three-way valve.
2. profit gas three-phase flow amount self-operated measuring unit according to claim 1, this device of its feature is by filtrator, the motor operated switch T-valve, gas-liquid separator, the turnover panel liquid level gauge, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter, electric regulable three-way valve passes through pipeline, flange and valve connect to form, its middle filtrator is communicated with gas-liquid separator by the motor operated switch T-valve, gas-liquid separator is provided with static differential pressure gauge and turnover panel liquid level gauge, the gas-liquid separator top is by pipeline and gas meter, temperature sensor, pressure transducer is connected with electric regulable three-way valve, the gas-liquid separator bottom is by pipeline and liquid flowmeter, the dynamic pressure drop meter is connected with electric regulable three-way valve, the motor operated switch T-valve, the turnover panel liquid level gauge, static differential pressure gauge, the dynamic pressure drop meter, gas meter, liquid flowmeter is connected with flow computer by data line with electric regulable three-way valve.
3. profit gas three-phase flow amount self-operated measuring unit according to claim 1 and 2 is characterized in that described turnover panel liquid level gauge is provided with fluid level transmitter, and fluid level transmitter is connected with flow computer by data line.
4. profit gas three-phase flow amount self-operated measuring unit according to claim 1 and 2, it is characterized in that described gas-liquid separator is made up of 2 to 16 tubular containers, wherein each tubular container is communicated with ring pipe by isocon respectively near a side at its top, ring pipe is communicated with oil inlet pipe, wherein each tubular container top is communicated with by being in charge of with house steward respectively, house steward is communicated with escape pipe, and wherein each tubular container bottom is communicated with by being in charge of with drain pipe respectively.
5. profit gas three-phase flow amount self-operated measuring unit according to claim 4 is characterized in that each tubular container of described gas-liquid separator tangentially is connected with 1 isocon respectively.
6. profit gas three-phase flow amount self-operated measuring unit according to claim 4 is characterized in that described tubular container top center position is connected to one and is in charge of, and the one end gos deep into the inner 300mm-500mm of tubular container, and the other end is communicated with house steward.
7. profit gas three-phase flow amount self-operated measuring unit according to claim 1 and 2 is characterized in that a tubular container in the described gas-liquid separator is provided with static differential pressure gauge and/or turnover panel liquid level gauge.
8. profit gas three-phase flow amount self-operated measuring unit according to claim 7 is characterized in that a tubular container being connected with the turnover panel liquid level gauge communicating pipe by 3 to 10 equidistant arrangements in the described gas-liquid separator.
9. profit gas three-phase flow amount self-operated measuring unit according to claim 1 and 2, described electric regulable three-way valve is made up of shell, spool and axle, it is characterized in that spool is a segment shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201831120U CN201094047Y (en) | 2007-10-26 | 2007-10-26 | Oil, water and gas three-phase flow automatic measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201831120U CN201094047Y (en) | 2007-10-26 | 2007-10-26 | Oil, water and gas three-phase flow automatic measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201094047Y true CN201094047Y (en) | 2008-07-30 |
Family
ID=39902016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201831120U Expired - Lifetime CN201094047Y (en) | 2007-10-26 | 2007-10-26 | Oil, water and gas three-phase flow automatic measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201094047Y (en) |
Cited By (3)
| 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 |
| CN102562028A (en) * | 2012-02-16 | 2012-07-11 | 大庆圣坤石油技术服务有限公司 | Automatic continuous oil measuring device of U-shaped tube integrator |
| CN106996289A (en) * | 2017-04-11 | 2017-08-01 | 江苏华尔威科技集团有限公司 | A kind of natural gas individual well multiphase flow metering equipment |
-
2007
- 2007-10-26 CN CNU2007201831120U patent/CN201094047Y/en not_active Expired - Lifetime
Cited By (3)
| 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 |
| CN102562028A (en) * | 2012-02-16 | 2012-07-11 | 大庆圣坤石油技术服务有限公司 | Automatic continuous oil measuring device of U-shaped tube integrator |
| CN106996289A (en) * | 2017-04-11 | 2017-08-01 | 江苏华尔威科技集团有限公司 | A kind of natural gas individual well multiphase flow metering equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20071026 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |