CN108843315A - A kind of calculation method of sensor-type comprehensive automation metering device and oil quality - Google Patents
A kind of calculation method of sensor-type comprehensive automation metering device and oil quality Download PDFInfo
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- CN108843315A CN108843315A CN201810686987.5A CN201810686987A CN108843315A CN 108843315 A CN108843315 A CN 108843315A CN 201810686987 A CN201810686987 A CN 201810686987A CN 108843315 A CN108843315 A CN 108843315A
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- fluid reservoir
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- 238000004364 calculation method Methods 0.000 title claims abstract description 13
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 24
- 235000019198 oils Nutrition 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000005303 weighing Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 44
- 239000012530 fluid Substances 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 239000010865 sewage Substances 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005259 measurement Methods 0.000 abstract description 8
- 239000010779 crude oil Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 239000003129 oil well Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Control Of Non-Electrical Variables (AREA)
Abstract
The invention discloses a kind of sensor-type comprehensive automation metering devices, it is independent to cooperate and switch Self controlling valve according to process, there is specific gas balance pipeline, avoid influence of the gas in crude oil to measurement result, sequentially reading pressure sensor readings obtain aqueous according to theoretical calculation, calculate oil production and water yield under weighing sensor cooperation；A kind of sensor-type comprehensive automation metering device of the present invention also has the advantages that structure is simple, manufacturing cost is low；The calculation method of water content, has the characteristics that easy to operate, accurate rate is high in a kind of oil-water mixture of the present invention.
Description
Technical field
The invention belongs to pressure sensings, weighing-appliance technical field, and in particular to a kind of sensor-type comprehensive automation metering dress
It sets, the invention further relates to a kind of calculation methods of oil quality in oil-water mixture.
Background technique
One-well metering is one important process of In Oil Field Exploration And Development and production management, is the Production development for grasping oil well, system
Determine regulating measures technical support, be to reduce production cost, improve production efficiency, is that digital oil field, intelligent oil field, wisdom oil field are built
If basis.Due to the particularity of crude oil production condition and Produced Liquid, cause accurately survey by traditional measurement instrument
Stand oil well production, such as flowmeter, tipping bucket, electrode utensil or means.It is in particular in that the low upper liquid of oil well liquid-producing is irregular, crude oil
It freezes, three kinds of medium mixed phase fluidised forms complexity of wax deposition and oil gas water, greasy filth, gravel etc. consolidate particles effect, gives oil well measurement band
It is next difficult, it cannot accurately measure Produced Liquid and instantaneous moisture content.Due to above, major part oil recovery unit is by artificial at present
Sample examination, fishing ruler metering, measurement error is big, and labor intensity of workers is big, inefficiency, and development cost is high.In view of the above circumstances,
In conjunction with oil field actual conditions, a kind of pressure sensing type Weight metering device is had developed using synthesis.
Summary of the invention
The purpose of the present invention is to provide a kind of sensor-type comprehensive automation metering devices, can be aqueous in crude oil mixed liquor
The measurement of rate offers precise data.
Another object of the present invention is to provide a kind of calculation methods of oil quality in oil-water mixture.
The technical scheme is that a kind of sensor-type comprehensive automation metering device, including tank body, in tank body from top to bottom
It is disposed with first partition, second partition, tank body is divided under upper by first partition, second partition adjusts flow container, meter
Measuring tank, fluid reservoir adjust and are connected to vapor liquid equilibrium pipe between flow container and fluid reservoir, adjust flow container and are communicated with exhaust pipe, gas-liquid entrance
Pipe, first partition pass through the first connecting tube that connection adjusts flow container and measuring tank, and the first automatic control is provided in the first connecting tube
Valve processed, second partition pass through the second connecting tube of connection measuring tank and fluid reservoir, and the second automatic control is provided in the second connecting tube
Valve processed measures and is disposed with the first liquid level sensor, first pressure sensor, second pressure sensing on pot sidewall from top to bottom
Device is provided with weighing sensor on the second partition in measuring tank, and the second liquid level biography is provided on the side wall in fluid reservoir
Sensor, the first liquid level sensor, the second liquid level sensor, first pressure sensor, second pressure sensor, first automatically control
Valve, the second autocontrol valve, weighing sensor are all connected with same controller.
The features of the present invention also characterized in that：
Fluid reservoir bottom end is connected with sewage pipe, is provided with blowdown valve on sewage pipe.
Fluid reservoir bottom end is connected with motor, positive displacement pump, drain pipe in turn, and tapping valve is provided on drain pipe, and positive displacement pump connects
Connect controller.
Tank wall is also connected with display, and display connects controller.
Another technical solution of the invention is, the calculation method of water content, uses a kind of sensing in a kind of oil-water mixture
Formula comprehensive automation metering device, is specifically implemented according to the following steps：
Step 1, pre-recorded first pressure sensor, second pressure sensor vertical distance d；
Step 2, by controller be arranged the first autocontrol valve it is in the open state, the second autocontrol valve be in close
State is passed through oil-water mixture into adjusting flow container by gas-liquid inlet tube, and oil-water mixture enters meter by the first connecting tube
In measuring tank, when reaching first pressure sensor, display shows first pressure sensor registration F simultaneously1, second pressure sensor
Registration F2；
Step 3, the first pressure sensor registration F recorded according to step 21, second pressure sensor registration F2Water is carried out to contain
The calculating of amount：
The density of oil-water mixture is：
In formula：G is acceleration of gravity 9.8g/s2；
Known ρWater=1000Kg/m3, ρOil=815Kg/m3, then moisture content is calculated by following formula：
Volumetric water content P1For：
Quality moisture content P2For：
Step 4 obtains the total weight M of oil water mixture by weighing sensor (10)It is mixed, then wherein the quality of oil liquid is：
MOil=MIt is mixed·P2(4)；
Further include step 5, close the first autocontrol valve, the second autocontrol valve of opening, by measuring tank by controller
Interior oil-water mixture is discharged into fluid reservoir, then opens positive displacement pump by controller again and oil-water mixture is discharged, circulation executes
The quality superposition of oil liquid can be obtained total oil quality by step 2-4.
The invention has the advantages that
A kind of sensor-type comprehensive automation metering device of the present invention, it is independent to cooperate and switch Self controlling valve according to process, there is spy
Fixed gas balance pipeline, avoids influence of the gas in crude oil to measurement result, and sequence reads pressure sensor readings and presses
According to reason opinion is calculated aqueous, calculates oil production and water yield under weighing sensor cooperation；A kind of sensor-type synthesis of the present invention
Self-measuring device also has the advantages that structure is simple, manufacturing cost is low；
The calculation method of water content, has the characteristics that easy to operate, accurate rate is high in a kind of oil-water mixture of the present invention.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of sensor-type comprehensive automation metering device of the present invention.
In figure, 1. adjusting flow containers, 2. measuring tanks, 3. fluid reservoirs, 4. first autocontrol valves, 5. second autocontrol valves,
6. blowdown valve, 7. tapping valves, 8. first pressure sensors, 9. second pressure sensors, 10. weighing sensors, 11. second liquid levels
Sensor, 12. exhaust pipes, 13. vapor liquid equilibrium pipes, 14. first liquid level sensors, 15. drain pipes, 16. motors, 17. positive displacement pumps,
18. the first connecting tube, 19. second connecting tubes, 20. controllers, 21. sewage pipes, 22. first partitions, 23. second partitions, 24. gas
Liquid inlet tube, 25. displays.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of sensor-type comprehensive automation metering device of the present invention, including tank body are disposed with the in tank body from top to bottom
One partition 22, second partition 23, tank body is divided under upper by first partition 22, second partition 23 adjusts flow container 1, measuring tank
2, fluid reservoir 3 adjust and are connected to vapor liquid equilibrium pipe 13 between flow container 1 and fluid reservoir 3, adjust flow container 1 and are communicated with exhaust pipe 12, gas-liquid
Inlet tube 24, first partition 22 pass through the first connecting tube 18 that connection adjusts flow container 1 and measuring tank 2, set in the first connecting tube 18
It is equipped with the first autocontrol valve 4, second partition 23 passes through the second connecting tube 19 of connection measuring tank 2 and fluid reservoir 3, the second connection
The second autocontrol valve 5 is provided on pipe 19, be disposed with from top to bottom on 2 side wall of measuring tank the first liquid level sensor 14,
First pressure sensor 8, second pressure sensor 9 are provided with weighing sensor on the second partition 23 in measuring tank 2
10, be provided with the second liquid level sensor 11 on the side wall in fluid reservoir 3, the first liquid level sensor 14, the second liquid level sensor 11,
First pressure sensor 8, second pressure sensor 9, the first autocontrol valve 4, the second autocontrol valve 5, weighing sensor 10
It is all connected with same controller 20.
3 bottom end of fluid reservoir is connected with sewage pipe 21, and blowdown valve 6 is provided on sewage pipe 21.
3 bottom end of fluid reservoir is connected with motor 16, positive displacement pump 17, drain pipe 15 in turn, is provided with tapping valve on drain pipe 15
7, positive displacement pump 17 connects controller 20.
Tank wall is also connected with display 25, and display 25 connects controller 20.
The calculation method of water content in a kind of oil-water mixture, using a kind of sensor-type comprehensive automation metering device, specifically
It follows the steps below to implement：
Step 1, pre-recorded first pressure sensor 8, second pressure sensor 9 vertical distance d；
Step 2, by controller 20 be arranged the first autocontrol valve 4 it is in the open state, the second autocontrol valve 5 is in
Closed state is passed through oil-water mixture into adjusting flow container 1 by gas-liquid inlet tube 24, and oil-water mixture passes through the first connecting tube
18 enter in measuring tank 2, and when reaching first pressure sensor 8, display 25 shows 8 registration F of first pressure sensor simultaneously1、
9 registration F of second pressure sensor2；
Step 3, the 8 registration F of first pressure sensor recorded according to step 21, 9 registration F of second pressure sensor2Carry out water
The calculating of content：
The density of oil-water mixture is：
In formula 1：G is acceleration of gravity 9.8g/s2；
Known ρWater=1000Kg/m3, ρOil=815Kg/m3, then moisture content is calculated by following formula：
Volumetric water content P1For：
Quality moisture content P2For：
A kind of each component effect of sensor-type comprehensive automation metering device of the present invention is as follows：
Adjusting flow container 1, measuring tank 2, fluid reservoir 3 is three self-contained units, can independent operating；By rationally switching automatic control
Valve processed can give full play to oneself function.
Adjusting flow container 1 is to adjust caching to enter oil-water mixture, carries out analysis metering to mixed liquor convenient for measuring tank 2, stores up
Flow container 3 is conducive to liquid storage, gives full play to the function of positive displacement pump 17, improves drain efficiency.
Vapor liquid equilibrium pipe 13 can make to enter adjust flow container 1, the oil gas in measuring tank 2 and fluid reservoir 3 is separated, make point
Gas from after is discharged by exhaust outlet 12, influence of the pressure for avoiding gas from generating to grease content measurement.
First liquid level sensor 14, first pressure sensor 8, second pressure sensor 9 being capable of greases in meter measuring tank 2
Level value, pressure value are transmitted to controller 20 by the pressure value and level value of mixed liquor, can be real by the way that moisture content is calculated
Now verifying is repaired mutually.
10 value of weighing sensor is set to fixed value in advance, and controller 20 can receive the finger of the sending of weighing sensor 10
Enable, so control the first autocontrol valve 4, second autocontrol valve 5 opens/closes.
Liquid level data in measuring tank 2 and fluid reservoir 3 can be transferred to controller 20, controller 20 by the second liquid level sensor 11
Capable of emitting liquid level sensor instruction, and then control the start and stop of positive displacement pump 17 and opening/closing for tapping valve 7.
The storage values of fluid reservoir 3 are set as the multiple of measuring tank 2, send a signal to controller 20, control controllable row
The start and stop of liquid pump 17 and tapping valve 7 improve the drain efficiency of pump.
Controller 20 connects display 25, and display 25 being capable of real-time display first pressure sensor 8, second pressure sensing
The value of the pressure value of device 9 and the first liquid level sensor 14, the second liquid level sensor 11, weighing sensor 10.
By the above-mentioned means, a kind of sensor-type comprehensive automation metering device of the present invention independently cooperates and switches certainly according to process
Valve is controlled, there is specific gas balance pipeline, avoids influence of the gas in crude oil to measurement result, sequence reads pressure and passes
Sensor reading obtained according to theoretical calculation it is aqueous, weighing sensor cooperation under calculate oil production and water yield；It is of the invention a kind of
Sensor-type comprehensive automation metering device also has the advantages that structure is simple, manufacturing cost is low；In a kind of oil-water mixture of the present invention
The calculation method of water content has the characteristics that easy to operate, accurate rate is high.
Claims (6)
1. a kind of sensor-type comprehensive automation metering device, which is characterized in that including tank body, be disposed with from top to bottom in tank body
Tank body is divided into adjusting liquid under upper by first partition (22), second partition (23), first partition (22), second partition (23)
Tank (1), measuring tank (2), fluid reservoir (3) are adjusted and are connected to vapor liquid equilibrium pipe (13) between flow container (1) and fluid reservoir (3), adjust liquid
Tank (1) is communicated with exhaust pipe (12), gas-liquid inlet tube (24), and first partition (22) passes through connection and adjusts flow container (1) and measuring tank
(2) the first connecting tube (18) is provided with the first autocontrol valve (4) in the first connecting tube (18), and second partition (23) passes through
It is connected to the second connecting tube (19) of measuring tank (2) and fluid reservoir (3), the second connecting tube is provided with the second autocontrol valve on (19)
(5), the first liquid level sensor (14), first pressure sensor (8), are disposed on measuring tank (2) side wall from top to bottom
Two pressure sensors (9) are provided with weighing sensor (10), fluid reservoir (3) on the second partition (23) in measuring tank (2)
Be provided on interior side wall the second liquid level sensor (11), first liquid level sensor (14), the second liquid level sensor (11),
First pressure sensor (8), second pressure sensor (9), the first autocontrol valve (4), the second autocontrol valve (5), weighing
Sensor (10) is all connected with same controller (20).
2. a kind of sensor-type comprehensive automation metering device as described in claim 1, which is characterized in that fluid reservoir (3) bottom end
It is connected with sewage pipe (21), is provided with blowdown valve (6) on the sewage pipe (21).
3. a kind of sensor-type comprehensive automation metering device as described in claim 1, which is characterized in that fluid reservoir (3) bottom end
It is connected with motor (16), positive displacement pump (17), drain pipe (15) in turn, is provided with tapping valve (7) on the drain pipe (15), it is described
Positive displacement pump (17) connects controller (20).
4. a kind of sensor-type comprehensive automation metering device as claimed in claim 3, which is characterized in that the tank wall is also connected with
Have display (25), the display (25) connects controller (20).
5. the calculation method of oil quality in a kind of oil-water mixture, which is characterized in that use a kind of biography as claimed in claim 4
Sense formula comprehensive automation metering device, is specifically implemented according to the following steps：
Step 1, pre-recorded first pressure sensor (8), second pressure sensor (9) vertical distance d；
Step 2, by controller (20) setting the first autocontrol valve (4) it is in the open state, at the second autocontrol valve (5)
In closed state, oil-water mixture is passed through into adjusting flow container (1) by gas-liquid inlet tube (24), oil-water mixture passes through first
Connecting tube (18) enters in measuring tank (2), and when reaching first pressure sensor (8), display (25) shows first pressure simultaneously
Sensor (8) registration F1, second pressure sensor (9) registration F2；
Step 3, first pressure sensor (8) the registration F recorded according to step 21, second pressure sensor (9) registration F2Carry out water
The calculating of content：
The density of oil-water mixture is：
In formula (1)：G is acceleration of gravity 9.8g/s2；
Known ρWater=1000Kg/m3, ρOil=815Kg/m3, then moisture content is calculated by following formula：
Volumetric water content P1For：
Quality moisture content P2For：
Step 4 obtains the total weight M of oil water mixture by weighing sensor (10)It is mixed, then wherein the quality of oil liquid is：
MOil=MIt is mixed·P2 (4)。
6. according to the calculation method of oil quality in a kind of oil-water mixture of claim 5, which is characterized in that further include step 5,
The first autocontrol valve (4) are closed by controller (20), are opened the second autocontrol valve (5), by the grease in measuring tank (2)
Mixed liquor is discharged into fluid reservoir (3), then opens positive displacement pump (17) by controller (20) again and oil-water mixture is discharged, circulation is held
The quality superposition of oil liquid can be obtained total oil quality by row step 2-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810686987.5A CN108843315B (en) | 2018-06-28 | 2018-06-28 | Sensing type comprehensive automatic metering device and oil quality calculation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810686987.5A CN108843315B (en) | 2018-06-28 | 2018-06-28 | Sensing type comprehensive automatic metering device and oil quality calculation method |
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| Publication Number | Publication Date |
|---|---|
| CN108843315A true CN108843315A (en) | 2018-11-20 |
| CN108843315B CN108843315B (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810686987.5A Expired - Fee Related CN108843315B (en) | 2018-06-28 | 2018-06-28 | Sensing type comprehensive automatic metering device and oil quality calculation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185430A (en) * | 2019-07-10 | 2019-08-30 | 长江大学 | A kind of cavity-separating oil-water-gas hybrid separation metering device |
| CN112343892A (en) * | 2020-11-04 | 2021-02-09 | 海默新宸水下技术(上海)有限公司 | Hydraulic oil metering device of deepwater blowout preventer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789969A (en) * | 2005-12-02 | 2006-06-21 | 仇小琦 | Apparatus for measuring water content of crude oil and pure crude oil content in oil tank |
| US20120020458A1 (en) * | 2008-05-06 | 2012-01-26 | Pingan Luo | Method and system for determining the constituent content of a multiphase fluid |
| CN202531155U (en) * | 2012-05-14 | 2012-11-14 | 中国石油天然气股份有限公司 | Oil well output metering device |
| CN106988723A (en) * | 2017-04-11 | 2017-07-28 | 中国石油天然气股份有限公司 | Weighing three-phase metering device and measuring method thereof |
| CN107083950A (en) * | 2017-04-24 | 2017-08-22 | 延长油田股份有限公司 | Calibration system and its scaling method based on Weighing type single well metering device |
-
2018
- 2018-06-28 CN CN201810686987.5A patent/CN108843315B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789969A (en) * | 2005-12-02 | 2006-06-21 | 仇小琦 | Apparatus for measuring water content of crude oil and pure crude oil content in oil tank |
| US20120020458A1 (en) * | 2008-05-06 | 2012-01-26 | Pingan Luo | Method and system for determining the constituent content of a multiphase fluid |
| CN202531155U (en) * | 2012-05-14 | 2012-11-14 | 中国石油天然气股份有限公司 | Oil well output metering device |
| CN106988723A (en) * | 2017-04-11 | 2017-07-28 | 中国石油天然气股份有限公司 | Weighing three-phase metering device and measuring method thereof |
| CN107083950A (en) * | 2017-04-24 | 2017-08-22 | 延长油田股份有限公司 | Calibration system and its scaling method based on Weighing type single well metering device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185430A (en) * | 2019-07-10 | 2019-08-30 | 长江大学 | A kind of cavity-separating oil-water-gas hybrid separation metering device |
| CN112343892A (en) * | 2020-11-04 | 2021-02-09 | 海默新宸水下技术(上海)有限公司 | Hydraulic oil metering device of deepwater blowout preventer |
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| Publication number | Publication date |
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| CN108843315B (en) | 2022-05-10 |
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