CN109723429A - A kind of crude oil single well gas-liquid biphase flowmeter amount device - Google Patents
A kind of crude oil single well gas-liquid biphase flowmeter amount device Download PDFInfo
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- CN109723429A CN109723429A CN201910134559.6A CN201910134559A CN109723429A CN 109723429 A CN109723429 A CN 109723429A CN 201910134559 A CN201910134559 A CN 201910134559A CN 109723429 A CN109723429 A CN 109723429A
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- 239000007788 liquid Substances 0.000 title claims abstract description 92
- 239000010779 crude oil Substances 0.000 title claims abstract description 42
- 239000003921 oil Substances 0.000 claims abstract description 59
- 238000009825 accumulation Methods 0.000 claims abstract description 30
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 claims description 61
- 238000000926 separation method Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
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Abstract
A kind of crude oil single well gas-liquid biphase flowmeter amount device, including shell, gas-liquid separator is equipped in the shell, the gas-liquid separator side is connected with oil inlet, the gas-liquid separator top is connected by pipeline with gas flowmeter, the gas flowmeter is connected with flow accumulation controller, the gas flowmeter other end is connected with oil outlet, pressure measurement unit is equipped between gas-liquid separator top and oil outlet, the pressure measurement unit is connected with flow accumulation controller, the gas-liquid separator lower part is connected with fluid flowmeter, the fluid flowmeter other end is connected with oil outlet, the fluid flowmeter is connected with flow accumulation controller, temperature sensor and crude-oil water-content determiner are additionally provided between gas-liquid separator lower part and oil outlet, the two is all connected with flow accumulation controller.The present invention can accurately measure the crude oil exploited in crude oil single well, and integration and intelligence degree are high, meet the production requirement of modernization.
Description
Technical field
The invention belongs to crude oil metering device fields, and in particular to a kind of accurate, reliable crude oil single well flow measurement
Device.
Background technique
With petering out for earth resource, oil extraction has obtained higher and higher attention, the middle measurement of crude oil single well
System is one important component of system entirely exploited, and guarantees that the stabilization of measuring system with accurately, is entirely exploited to realizing
The precise management of system is significant.But traditional crude oil single well measuring device has the shortcomings that following be unable to satisfy
The measurement demand of modernization is often provided only with single fluid flowmeter in 1. conventional metered dose devices, passes through volume and density
Conversion is to obtain continuous data, and mined crude oil is the mixture of oil liquid, gas, water and other impurities, contained gas,
Water can reduce the measurement accuracy of fluid flowmeter, while the factors such as temperature, pressure also will affect density, cause metric results inaccurate
Really；2. traditional metering device is without temperature control system, crude oil can become sticky at low temperature, easily blocking measurement pipeline, while low temperature
The service life of internal instrument can be reduced, failure rate is increased；3. traditional metering device is bulky, and crude oil single well is often
In remote districts, transport installation is inconvenient；4. traditional metering device also needs manually to carry out meter reading, extremely inconvenient.
Crude-oil water-content determiner is one of the key instrument that bearing analysis is carried out for wet crude or oil product, is stone
Oily production industry and petroleum R&D institution carry out the reason containing aquametry to the Produced Liquid (i.e. wet crude) during oil extraction in oil field
Think equipment.
Flow accumulation controller can be acquired, show, control, far for various signals such as scene temperature, pressure, flows
It passes, communication, the processing such as printing, constitutes digital acquisition system and control system, there is a liquid crystal and digital-scroll technique, various outer dimensions,
Suitable for various liquid, general gas flow, superheated steam satisfies and closes the flow accumulation measurement control of steam；Medium can be carried out it is quantitative/
Batch control (tape starting, stopping, Protection Counter Functions), matches with various flow sensors or transmitter, can adapt to various
Measurement control occasion.
Summary of the invention
In order to overcome many deficiencies of conventional crude oil single well metering device or more, the present invention provides a kind of crude oil single well gas-liquid
Two phase flow measures device, this kind of crude oil single well gas-liquid biphase flowmeter amount device can realize that the gas-liquid of crude oil is measured respectively, and
Operation is compensated according to temperature, pressure, water content etc., to obtain more accurate data on flows, has intelligent temperature control system,
Ensure that will not condense blocking in crude oil measurement process under low temperature, while the apparatus structure is compact, and intelligence degree is high, meet existing
The production requirement of generationization.
The technical solution adopted by the present invention to solve the technical problems is: a kind of crude oil single well gas-liquid biphase flowmeter amount dress
It sets, including shell, the shell is equipped with oil inlet and oil outlet, and gas-liquid separator, the gas-liquid point are equipped in the shell
It is connected from device side with oil inlet, the gas-liquid separator top passes through the measurement tube at one end phase of pipeline and gas flowmeter
Even, the data output end of the gas flowmeter is connected with flow accumulation controller, and the gas flowmeter measurement conduit is another
End is connected by pipeline with oil outlet, and the pipeline between gas-liquid separator top and oil outlet is equipped with pressure measurement unit, institute
The data output end for stating pressure measurement unit is connected with flow accumulation controller, and the gas-liquid separator lower part passes through pipeline and liquid
Flowmeter body measures tube at one end and is connected, and the measurement conduit other end of the fluid flowmeter is connected by pipeline with oil outlet,
The data output end of the fluid flowmeter is connected with flow accumulation controller, the pipe between gas-liquid separator lower part and oil outlet
Road is equipped with temperature sensor, and the data output end of the temperature sensor is connected with flow accumulation controller, gas-liquid separator
Be additionally provided with crude-oil water-content determiner on pipeline between lower part and oil outlet, the data output end of the crude-oil water-content determiner with
Flow accumulation controller is connected.
Preferably, the gas-liquid separator includes tank body, the tank body side be equipped with oil inlet pipe, described oil inlet pipe one end with
Oil inlet on shell is connected, and the oil inlet pipe other end is set in the intracorporal helical pipe of tank, and the tank body top is equipped with gas
Body outlet.
It is further preferred that comb flowing plate, the spiral shell are equipped in the gas-liquid separator between helical pipe and liquid outlet
It is equipped with gas-liquid separation net between coil road and gas vent, is equipped with gas chamber above the gas-liquid separation net.
Preferably, fluid flowmeter uses differential pressure flowmeter, and the differential pressure flowmeter includes bellows-type differential pressure transporting
Device, the bellows-type differential pressure transmitter include high-tension measurement conduit and low pressure measurement conduit, the end of the high-tension measurement conduit
It is connected with the end of low pressure measurement conduit by bend pipe, the high-tension measurement conduit other end is connected with gas-liquid separator, described
The low pressure measurement conduit other end is connected with oil outlet, and the inner wall of the high-tension measurement conduit is equipped with the film of measurement bellows side
The diaphragm of piece, the measurement bellows other side is set on the inner wall of low pressure measurement conduit, and measurement electricity is equipped in the measurement bellows
Hold, the measurement capacitor is connected with processing circuit.
Preferably, the cover top portion is equipped with lifting lug, and insulating layer is equipped in the shell, is equipped with heat preservation in the insulating layer
Oil is additionally provided with heater in the insulating layer, and the heater is connected with flow accumulation controller, and partition, institute are equipped in shell
Gas-liquid separator tank body is stated to be fixed on partition.
Preferably, the pipeline between gas flowmeter and oil outlet is equipped with gas phase ball valve.
Preferably, the control panel of flow accumulation controller and display panel are set on outer shell outer wall, and flow accumulation control
Instrument processed is equipped with remote-transmission module.
Preferably, pressure measurement unit uses pressure transmitter.
Divide in gas-liquid separator when crude oil is entered by oil inlet pipe, is introduced into helical pipe, since gas-liquid specific gravity is different, institute
With under gravity, gas-liquid is initially separated, gas is mobile to top, and liquid moves downward under the effect of gravity, helix tube
Road will increase the flowing time of crude oil, keep the two separation more abundant, and liquid is downwards by comb liquid plate, since comb liquid plate blocking is made
With the gas remained in a liquid further separates, and improves separating effect again.Since the blocking of gas-liquid separation net, gas are arranged at top
Liquid in body, which is isolated net, to be stopped, and not can enter gas chamber, so that content liquid is small in gas, it is not in gas-Liquid mixing feelings
Condition.Gas chamber be used for buffer gas, make gas output stablize, gas-liquid separator by gas after being separated in mixing liquid, benefit
Gas flow is measured with gas flowmeter, fluid flow is measured using fluid flowmeter, crude oil water containing measurement
Instrument recycles flow accumulation controller to carry out aggregation of data operation grease content measurement in crude oil, show that accurate flow is surveyed
Measure data.In systems design temperature, pressure measurement unit to temperature, pressure parameter carry out data combination, to measurement result with
Flow meter data is corrected, and further ensures the measurement accuracy of flowmeter.
The bend pipe of the differential pressure flowmeter is throttling element, and the inside configuration is without any flow blocking element, so that being
Uniting, resistance is small, and fluid is not easy to block, and resists stifled ability strong, resistance to pressure is good.Two measurement conduits are connections, and inner fluid streams are connected with
Scouring effect is not easy to plug measurement conduit.Due to using the direct pressure of differential pressure transmitter, without connecting pipe, so that flowmeter
Volume reduces, compact-sized.Using differential pressure transmitter bellows directly as pressure component, so that measurement result is more acurrate.
It is equipped with gas phase ball valve on pipeline between gas flowmeter and oil outlet, can conveniently be transformed when needed,
Realize that air-liquid stores respectively.
Heat-insulation system is added in the shell, can make to remain at a suitable temperature inside device, prevent liquid flow
Flowmeter measurement line clogging and the service life for increasing component, greatly reduce maintenance frequency, guarantee the stabilization of system, joined
Remote-transmission module remote transmission all data is not necessarily to manual metering, reduces the investment of human resources, the apparatus integration degree
Height, it is compact-sized.
The beneficial effects of the present invention are: the crude oil exploited in crude oil single well can be accurately measured, integration and intelligent journey
Degree is high, meets the production requirement of modernization.
Detailed description of the invention
The invention will be further described with example with reference to the accompanying drawing.
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of gas-liquid separator.
Fig. 3 is differential pressure flowmeter operation schematic diagram.
Wherein 1. oil inlet, 2. gas-liquid separators, 3. temperature sensors, 4. crude-oil water-content determiners, 5. differential pressure type streams
Meter, 6. flow accumulation controllers, 7. pressure transmitters, 8. gas flowmeters, 9. oil outlets, 10. shells, 11. lifting lugs,
12. gas phase ball valve, 13. oil inlet pipes, 14. gas-liquid separation nets, 15. gas chambers, 16. gas vents, 17. helical pipes, 18. comb streams
Plate, 19 liquid outlets, 20. tank bodies, 21. partitions, 22. fluid inlet pipes, 23. flowexit pipes, 24. measurement bellows, 24.1 films
Piece, 25. low pressure measurement conduits, 26. bend pipes, 27. high-tension measurement conduits, 28. processing circuits, 29. measurement capacitors.
Specific embodiment
In Fig. 1, Fig. 2 and Fig. 3, a kind of crude oil single well gas-liquid biphase flowmeter amount device, wherein 1. oil inlets, 2. gas-liquids point
From device, 3. temperature sensors, 4. crude-oil water-content determiners, 5. differential pressure flowmeters, 6. flow accumulation controllers, 7. pressure
Transmitter, 8. gas flowmeters, 9. oil outlets, 10. shells, 11. lifting lugs, 12. gas phase ball valves, 13. oil inlet pipes, 14. gas-liquids
Separation net, 15. gas chambers, 16. gas vents, 17. helical pipes, 18. comb flowing plates, 19 liquid outlets, 20. tank bodies, 21. partitions,
22. fluid inlet pipe, 23. flowexit pipes, 24. measurement bellows, 24.1 diaphragms, 25. low pressure measurement conduits, 26. bend pipes,
27. high-tension measurement conduit, 28. processing circuits, 29. measurement capacitors.The shell is equipped with oil inlet and oil outlet, described outer
Gas-liquid separator is equipped in shell, the gas-liquid separator side is connected with oil inlet, and the gas-liquid separator top passes through pipeline
It is connected with the measurement tube at one end of gas flowmeter, data output end and the flow accumulation controller phase of the gas flowmeter
Even, the gas flowmeter measurement conduit other end is connected by pipeline with oil outlet, gas-liquid separator top and gas flow
Pipeline between the measurement conduit of meter is equipped with pressure measurement unit, data output end and the flow product of the pressure measurement unit
It calculates controller to be connected, the gas-liquid separator lower part measures tube at one end with fluid flowmeter by pipeline and is connected, the liquid
The measurement conduit other end of flowmeter is connected by pipeline with oil outlet, data output end and the flow product of the fluid flowmeter
It calculates controller to be connected, the pipeline between gas-liquid separator lower part and fluid flowmeter measurement conduit is equipped with temperature sensor, institute
The data output end for stating temperature sensor is connected with flow accumulation controller, and gas-liquid separator lower part is led with fluid flowmeter measurement
Crude-oil water-content determiner, the data output end of the crude-oil water-content determiner and flow accumulation control are additionally provided on pipeline between pipe
Instrument processed is connected.
In this example, the gas-liquid separator includes tank body, and the tank body side is equipped with oil inlet pipe, described oil inlet pipe one end
It is connected with the oil inlet on shell, the oil inlet pipe other end is set in the intracorporal helical pipe of tank, and the tank body top is equipped with
Gas vent.
It advanced optimizes, is equipped with comb flowing plate, the spiral in the gas-liquid separator between helical pipe and liquid outlet
It is equipped with gas-liquid separation net between pipeline and gas vent, is equipped with gas chamber above the gas-liquid separation net.
In this example, fluid flowmeter uses differential pressure flowmeter, and the differential pressure flowmeter includes that bellows-type differential pressure becomes
Device is sent, the bellows-type differential pressure transmitter includes high-tension measurement conduit and low pressure measurement conduit, the end of the high-tension measurement conduit
End is connected with the end of low pressure measurement conduit by bend pipe, and the high-tension measurement conduit other end is connected with gas-liquid separator, institute
It states the low pressure measurement conduit other end to be connected with oil outlet, the inner wall of the high-tension measurement conduit is equipped with the film of measurement bellows side
The diaphragm of piece, the measurement bellows other side is set on the inner wall of low pressure measurement conduit, and measurement electricity is equipped in the measurement bellows
Hold, the measurement capacitor is connected with processing circuit.
In this example, the cover top portion is equipped with lifting lug, and insulating layer is equipped in the shell, is equipped with and protects in the insulating layer
It is warm oily, it is additionally provided with heater in the insulating layer, the heater is connected with flow accumulation controller, partition is equipped in shell,
The gas-liquid separator tank body is fixed on partition.
In this example, the pipeline between gas flowmeter and oil outlet is equipped with gas phase ball valve.
In this example, the control panel and display panel of flow accumulation controller are set on outer shell outer wall, and flow accumulation
Controller is equipped with remote-transmission module, using TD-LED signal as transmission signal.
In this example, pressure measurement unit uses pressure transmitter.
Claims (8)
1. a kind of crude oil single well gas-liquid biphase flowmeter amount device, including shell, it is characterized in that: the shell is equipped with oil inlet
And oil outlet, the shell is interior to be equipped with gas-liquid separator, and the gas-liquid separator side is connected with oil inlet, the gas-liquid separation
Device top is connected by pipeline with the measurement tube at one end of gas flowmeter, the data output end and flow of the gas flowmeter
Integrating controller is connected, and the gas flowmeter measurement conduit other end is connected by pipeline with oil outlet, on gas-liquid separator
Pipeline between portion and oil outlet is equipped with pressure measurement unit, the data output end and flow accumulation of the pressure measurement unit
Controller is connected, and the gas-liquid separator lower part measures tube at one end with fluid flowmeter by pipeline and is connected, the liquid flow
The measurement conduit other end of meter is connected by pipeline with oil outlet, the data output end and flow accumulation of the fluid flowmeter
Controller is connected, and the pipeline between gas-liquid separator lower part and oil outlet is equipped with temperature sensor, the temperature sensor
Data output end is connected with flow accumulation controller, is additionally provided with crude oil on the pipeline between gas-liquid separator lower part and oil outlet and contains
The data output end of aquametry instrument, the crude-oil water-content determiner is connected with flow accumulation controller.
2. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: the gas-liquid point
Include tank body from device, the tank body side is equipped with oil inlet pipe, and described oil inlet pipe one end is connected with the oil inlet on shell, it is described into
The oil pipe other end is set in the intracorporal helical pipe of tank, and the tank body top is equipped with gas vent.
3. gas-liquid separator according to claim 2, it is characterized in that: being equipped with comb between the helical pipe and liquid outlet
Flowing plate is equipped with gas-liquid separation net, is equipped with gas chamber above the gas-liquid separation net between the helical pipe and gas vent.
4. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: fluid flowmeter
Using differential pressure flowmeter, the differential pressure flowmeter includes bellows-type differential pressure transmitter, the bellows-type differential pressure transmitter packet
High-tension measurement conduit and low pressure measurement conduit are included, the end of the high-tension measurement conduit and the end of low pressure measurement conduit pass through curved
Pipe is connected, and the high-tension measurement conduit other end is connected with gas-liquid separator, the low pressure measurement conduit other end and oil outlet
It is connected, the inner wall of the high-tension measurement conduit is equipped with the diaphragm of measurement bellows side, the diaphragm of the measurement bellows other side
Measurement capacitor, the measurement capacitor and processing circuit phase are equipped on the inner wall of low pressure measurement conduit, in the measurement bellows
Even.
5. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: the shell top
Portion is equipped with lifting lug, and insulating layer is equipped in the shell, and heat preservation oil is equipped in the insulating layer, is additionally provided with heating in the insulating layer
Device, the heater are connected with flow accumulation controller, and partition is equipped in shell, and the gas-liquid separator tank body is fixed on partition
On.
6. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: gas flowmeter
Pipeline between oil outlet is equipped with gas phase ball valve.
7. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: flow accumulation control
The control panel and display panel of instrument processed are set on outer shell outer wall, and flow accumulation controller is equipped with remote-transmission module.
8. a kind of crude oil single well gas-liquid biphase flowmeter amount device according to claim 1, it is characterized in that: pressure measurement portion
Part is pressure transmitter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910134559.6A CN109723429A (en) | 2019-02-23 | 2019-02-23 | A kind of crude oil single well gas-liquid biphase flowmeter amount device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910134559.6A CN109723429A (en) | 2019-02-23 | 2019-02-23 | A kind of crude oil single well gas-liquid biphase flowmeter amount device |
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| CN109723429A true CN109723429A (en) | 2019-05-07 |
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| CN201910134559.6A Pending CN109723429A (en) | 2019-02-23 | 2019-02-23 | A kind of crude oil single well gas-liquid biphase flowmeter amount device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242279A (en) * | 2019-07-05 | 2019-09-17 | 荆州市明德科技有限公司 | Single-well crude oil three-phase flow metering device and its method |
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| CN200979427Y (en) * | 2006-08-08 | 2007-11-21 | 寿焕根 | An automatic measurement device for the oil well three-phase flow |
| CN203097865U (en) * | 2012-12-28 | 2013-07-31 | 中国石油天然气股份有限公司 | Oil well digital metering pry free from influence of environmental temperature |
| KR101592146B1 (en) * | 2015-07-20 | 2016-02-04 | 김무성 | Integrated Metering Device For Pressure And Flow Rate |
| CN105865557A (en) * | 2015-11-16 | 2016-08-17 | 新疆中元天能油气科技股份有限公司 | A super-high-viscosity gas-liquid two phase separation metering device |
| CN209621304U (en) * | 2019-02-23 | 2019-11-12 | 江苏华尔威科技集团有限公司 | A kind of crude oil single well gas-liquid biphase flowmeter amount device |
-
2019
- 2019-02-23 CN CN201910134559.6A patent/CN109723429A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259657A (en) * | 1999-12-29 | 2000-07-12 | 西安交通大学 | measuring method of crude petroleum, natural gas and water multiphase flow and its measuring equipment |
| CN2537960Y (en) * | 2002-04-28 | 2003-02-26 | 西安朗森科技有限责任公司 | High precision oil gas and water three phase flow automatic meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110242279A (en) * | 2019-07-05 | 2019-09-17 | 荆州市明德科技有限公司 | Single-well crude oil three-phase flow metering device and its method |
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Application publication date: 20190507 |