CN109209340B - A kind of low temperature resistant high-precision crude oil single well metering system - Google Patents
A kind of low temperature resistant high-precision crude oil single well metering system Download PDFInfo
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- CN109209340B CN109209340B CN201811181444.4A CN201811181444A CN109209340B CN 109209340 B CN109209340 B CN 109209340B CN 201811181444 A CN201811181444 A CN 201811181444A CN 109209340 B CN109209340 B CN 109209340B
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- piston
- resistance wire
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- 239000010779 crude oil Substances 0.000 title claims abstract description 26
- 239000003921 oil Substances 0.000 claims abstract description 27
- 238000013500 data storage Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 7
- 239000012188 paraffin wax Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000001993 wax Substances 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
- E21B47/00—Survey of boreholes or wells
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A kind of low temperature resistant high-precision crude oil single well metering system, including control module and metering device ontology, the control module includes single-chip microcontroller, data acquisition chip, data storage device and controller, the data acquisition chip is connected to single-chip microcontroller, the data storage device is connected to single-chip microcontroller, and the controller is connected to single-chip microcontroller；The metering device ontology includes that the metering device ontology includes inflow pipeline, shell, several measuring tanks, flowline, outlet pipe.Metering device provided by the invention can accurately measure the volume and quality of crude oil at low temperature, and former oil dissolved gas will not be vented.
Description
Technical field
The invention belongs to oil measurement equipment technical fields, more particularly to a kind of low temperature resistant and energy accurate measurement crude monoglyceride
Well metering system.
Background technique
With the gradual exhaustion of resource, oil extraction has obtained higher and higher attention, the middle measurement system 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 opened entire realization
The precise management of extraction system is significant.Tipping bucket metering is a kind of most common mode, and tipping bucket metering is in measuring tank
Two small-sized tipping buckets are filled, well head carrys out liquid and is introduced into one of tipping bucket, and when liquid reaches setting weight in tipping bucket, tipping bucket is overturn,
Then carry out liquid into second tipping bucket, circuit sequentially, the every counter of overturning of tipping bucket remembers a number, realizes that individual well produces liquid metering.
Its advantage is that device is small, principle is simple and convenient to operate, but dump truck is used to measure, gas is directly vented and cannot measure, simultaneously
The ingredient of crude oil is sufficiently complex, and the physical characteristic of crude oil and temperature relation are close, and when temperature is lower, bucket-tipping device is in winter
It is easy to appear crude oil condensation wall built-up phenomenon, causes the inaccuracy of metering, and actual metering environment is very severe, bucket tipping gear holds
It is easily corroded damage, repairing is got up time-consuming and laborious, is easy to delay production.
Summary of the invention
In order to overcome, precision is not high under measuring system low temperature in existing crude oil single well, and stability is bad and repairing is not easy not
Foot, the present invention provide a kind of low temperature resistant high-precision crude oil single well metering system, the low temperature resistant high-precision crude oil single well of the one kind
Not only measuring accuracy is high at low temperature for metering system, and stability is good.
Technical solution used by the present invention solves the problems, such as it is: a kind of low temperature resistant high-precision crude oil single well metering system
System, including control module and metering device ontology, the control module include single-chip microcontroller, data acquisition chip, data storage device
And controller, the data acquisition chip are connected to single-chip microcontroller, the data storage device is connected to single-chip microcontroller, and the controller connects
It is connected to single-chip microcontroller；
The metering device ontology includes inflow pipeline, shell, several measuring tanks, flowline and outlet pipe, described
Shell is equipped with insulating layer, and the outer casing inner wall is equipped with resistance wire A, and the resistance wire A is connected with controller, in the shell
Temperature sensor is additionally provided on wall, the temperature sensor is connected with data acquisition chip；The measuring tank is set to described outer
Inside shell, the inflow pipeline is set to the top of the measuring tank side, and the inflow pipeline is set with the measuring tank connecting place
Have solenoid valve, the solenoid valve is connected with controller, the flowline be set to the measuring tank lower part, the flowline with
The measuring tank connecting place is equipped with solenoid valve, and the solenoid valve is connected with controller, and the outlet pipe is set to the measuring tank
One upper lateral part, the outlet pipe are set to the measuring tank junction and are equipped with solenoid valve, and the solenoid valve is connected with controller, institute
Outlet pipe is stated equipped with gas flowmeter, the gas flowmeter is connected with data acquisition chip；
The metering jar structure is all the same, and the measuring tank is cylindrical body, and the measuring tank internal upper part is equipped with electric expansion
Bar, the electric telescopic rod are connected with controller, and the electric telescopic rod lower part is equipped with circular piston, the piston diameter and meter
Measuring tank internal diameter is identical, and the piston lower portion edge is annular projection, is equipped with resistance wire B in the piston, the resistance wire B is with spiral shell
It revolves shape to be set at piston ridge, the resistance wire B is connected with controller, paraffin is additionally provided in the piston, in the measuring tank
One upper lateral part is equipped with gas outlet, and the gas outlet is connected with outlet pipe, and the gas outlet is equipped with outlet pipe junction and removes
Day with fog, a upper lateral part is equipped with oil inlet in the measuring tank, and the oil inlet is connected with inflow pipeline, and the oil inlet lower part is set
There is level sensor, the level sensor is connected with data acquisition chip, and lower part is equipped with oil outlet in the measuring tank, described
Oil outlet is connected with flowline, and the measuring tank lower part is additionally provided with ultrasonic transmitter, the ultrasonic transmitter and control
Device is connected, and the measuring tank lower part is additionally provided with quality inductor, and the quality inductor is connected with data acquisition chip.
Data acquisition chip is for temperature collection sensor, the number of gas flowmeter and quality inductor in control system
According to data storage device includes metering for storing the collected data of data acquisition chip and control program, the control program
Crude oil reaches temperature lowest critical value in the operation and shell that setting liquid level to be carried out and reaches what critical value to be carried out in tank
Operation.
When work, crude oil is injected in a measuring tank thereto, when crude oil liquid level reaches level sensor position in measuring tank
When setting, the solenoid valve of its oil inlet and gas outlet is closed, data acquisition chip obtains crude oil volume and qualitative data and gas
Volume data feed back to single-chip microcontroller, data are stored in data storage device by single-chip microcontroller, then open oil outlet solenoid valve discharge it is former
Oil opens simultaneously ultrasonic transmitter, issues ultrasonic wave, vibrates crude oil, and to be preferably discharged, electric telescopic rod control is lived
Plug pushes, and the crude oil of wall built-up is squeezed out, while crude oil is injected in another measuring tank, repeatedly.
When skin temperature is lower than preset temperature, data acquisition chip is collected by temperature sensor, feeds back to monolithic
Machine, single-chip microcontroller make resistance wire A and resistance wire B generate heat by controller, so that temperature in shell is risen to preset temperature, reduce stone
The viscosity of oil reduces crude oil wall built-up, and piston is facilitated to push the crude oil for squeezing out wall built-up.
Wax phase change in piston can play the role of storing heat, piston can be made to maintain higher temperature, decline piston
When squeeze out wall built-up crude oil be easier, the annular projection of piston base, can not only further aid squeeze out wall built-up crude oil, also
Piston wear can be reduced.
Beneficial effects of the present invention: by multiple means, guarantee the volume and matter that can accurately measure crude oil at low temperature
Amount, former oil dissolved gas will not be vented, and continuous data is accurate.
Detailed description of the invention
The present invention is further detailed below with reference to picture and example.
Fig. 1 is control module structural schematic diagram.
Fig. 2 is metering device body construction schematic diagram.
Fig. 3 is the structural schematic diagram of piston.
Fig. 4 is measuring tank arrangement schematic diagram in example 1.
Fig. 5 is measuring tank arrangement schematic diagram in example 2.
1. insulating layer in figure, 2. resistance wire A, 3. demisters, 4. gas flowmeters, 5. gas outlets, 6. flowlines, 7.
Temperature sensor, 8. solenoid valves, 9. inflow pipelines, 10 level sensors, 11. quality inductors, 12. telescopic rods, 13. pistons,
14. paraffin, 15. resistance wire B, 16. ultrasonic transmitters, 17. measuring tanks.
Specific embodiment
Example 1
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4,1. insulating layers, 2. resistance wire A, 3. demisters, 4. gas flowmeters, 5. gas outlets,
6. flowline, 7. temperature sensors, 8. solenoid valves, 9. inflow pipelines, 10 level sensors, 11. quality inductors, 12. stretch
Contracting bar, 13. pistons, 14. paraffin, 15. resistance wire B, 16. ultrasonic transmitters, 17. measuring tanks.
A kind of low temperature resistant high-precision crude oil single well metering system, including control module and metering device ontology, the control
Molding block includes single-chip microcontroller, data acquisition chip, data storage device and controller, and the data acquisition chip is connected to monolithic
Machine, the data storage device are connected to single-chip microcontroller, and the controller is connected to single-chip microcontroller；
The metering device ontology includes inflow pipeline, shell, two measuring tanks, flowline and outlet pipe, described
Shell is equipped with insulating layer, and the outer casing inner wall is equipped with resistance wire A, and the resistance wire A is connected with controller, in the shell
Temperature sensor is additionally provided on wall, the temperature sensor is connected with data acquisition chip；The measuring tank is set to described outer
Inside shell, the inflow pipeline is set to the top of the measuring tank side, and the inflow pipeline is set with the measuring tank connecting place
Have solenoid valve, the solenoid valve is connected with controller, the flowline be set to the measuring tank lower part, the flowline with
The measuring tank connecting place is equipped with solenoid valve, and the solenoid valve is connected with controller, and the outlet pipe is set to the measuring tank
One upper lateral part, the outlet pipe are set to the measuring tank junction and are equipped with solenoid valve, and the solenoid valve is connected with controller, institute
Outlet pipe is stated equipped with gas flowmeter, the gas flowmeter is connected with data acquisition chip；
The metering jar structure is all the same, and the measuring tank is cylindrical body, and the measuring tank internal upper part is equipped with electric expansion
Bar, the electric telescopic rod are connected with controller, and the electric telescopic rod lower part is equipped with circular piston, the piston diameter and meter
Measuring tank internal diameter is identical, and the piston lower portion edge is annular projection, is equipped with resistance wire B in the piston, the resistance wire B is with spiral shell
It revolves shape to be set at piston ridge, the resistance wire B is connected with controller, paraffin is additionally provided in the piston, in the measuring tank
One upper lateral part is equipped with gas outlet, and the gas outlet is connected with outlet pipe, and the gas outlet is equipped with outlet pipe junction and removes
Day with fog, a upper lateral part is equipped with oil inlet in the measuring tank, and the oil inlet is connected with inflow pipeline, and the oil inlet lower part is set
There is level sensor, the level sensor is connected with data acquisition chip, and lower part is equipped with oil outlet in the measuring tank, described
Oil outlet is connected with flowline, and the measuring tank lower part is additionally provided with ultrasonic transmitter, the ultrasonic transmitter and control
Device is connected, and the measuring tank lower part is additionally provided with quality inductor, and the quality inductor is connected with data acquisition chip.
Single-chip microcontroller model in this example are as follows: STC12C2051
Layer material is kept the temperature in this example are as follows: polyurethane foam
Example 2
In Fig. 1, Fig. 2, Fig. 3 and Fig. 5,1. insulating layers, 2. resistance wire A, 3. demisters, 4. gas flowmeters, 5. gas outlets,
6. flowline, 7. temperature sensors, 8. solenoid valves, 9. inflow pipelines, 10 level sensors, 11. quality inductors, 12. stretch
Contracting bar, 13. pistons, 14. paraffin, 15. resistance wire B, 16. ultrasonic transmitters, 17. measuring tanks.
A kind of low temperature resistant high-precision crude oil single well metering system, including control module and metering device ontology, the control
Molding block includes single-chip microcontroller, data acquisition chip, data storage device and controller, and the data acquisition chip is connected to monolithic
Machine, the data storage device are connected to single-chip microcontroller, and the controller is connected to single-chip microcontroller；
The metering device ontology includes inflow pipeline, shell, three measuring tanks, flowline and outlet pipe, described
Shell is equipped with insulating layer, and the outer casing inner wall is equipped with resistance wire A, and the resistance wire A is connected with controller, in the shell
Temperature sensor is additionally provided on wall, the temperature sensor is connected with data acquisition chip；The measuring tank is set to described outer
Inside shell, the inflow pipeline is set to the top of the measuring tank side, and the inflow pipeline is set with the measuring tank connecting place
Have solenoid valve, the solenoid valve is connected with controller, the flowline be set to the measuring tank lower part, the flowline with
The measuring tank connecting place is equipped with solenoid valve, and the solenoid valve is connected with controller, and the outlet pipe is set to the measuring tank
One upper lateral part, the outlet pipe are set to the measuring tank junction and are equipped with solenoid valve, and the solenoid valve is connected with controller, institute
Outlet pipe is stated equipped with gas flowmeter, the gas flowmeter is connected with data acquisition chip；
The metering jar structure is all the same, and the measuring tank is cylindrical body, and the measuring tank internal upper part is equipped with electric expansion
Bar, the electric telescopic rod are connected with controller, and the electric telescopic rod lower part is equipped with circular piston, the piston diameter and meter
Measuring tank internal diameter is identical, and the piston lower portion edge is annular projection, is equipped with resistance wire B in the piston, the resistance wire B is with spiral shell
It revolves shape to be set at piston ridge, the resistance wire B is connected with controller, paraffin is additionally provided in the piston, in the measuring tank
One upper lateral part is equipped with gas outlet, and the gas outlet is connected with outlet pipe, and the gas outlet is equipped with outlet pipe junction and removes
Day with fog, a upper lateral part is equipped with oil inlet in the measuring tank, and the oil inlet is connected with inflow pipeline, and the oil inlet lower part is set
There is level sensor, the level sensor is connected with data acquisition chip, and lower part is equipped with oil outlet in the measuring tank, described
Oil outlet is connected with flowline, and the measuring tank lower part is additionally provided with ultrasonic transmitter, the ultrasonic transmitter and control
Device is connected, and the measuring tank lower part is additionally provided with quality inductor, and the quality inductor is connected with data acquisition chip.
Single-chip microcontroller model in this example are as follows: SST89E516
Layer material is kept the temperature in this example are as follows: aerogel blanket
Claims (1)
1. a kind of low temperature resistant high-precision crude oil single well metering system, it is characterized in that: including control module and metering device ontology,
The control module includes single-chip microcontroller, data acquisition chip, data storage device and controller, and the data acquisition chip is connected to
Single-chip microcontroller, the data storage device are connected to single-chip microcontroller, and the controller is connected to single-chip microcontroller；
The metering device ontology includes inflow pipeline, shell, several measuring tanks, flowline and outlet pipe, the shell
It is equipped with insulating layer, the outer casing inner wall is equipped with resistance wire A, and the resistance wire A is connected with controller, on the outer casing inner wall
It is additionally provided with temperature sensor, the temperature sensor is connected with data acquisition chip；The measuring tank is set in the shell
Portion, the inflow pipeline are set to the top of the measuring tank side, and the inflow pipeline and the measuring tank connecting place are equipped with electricity
Magnet valve, the solenoid valve are connected with controller, the flowline be set to the measuring tank lower part, the flowline with it is described
Measuring tank connecting place is equipped with solenoid valve, and the solenoid valve is connected with controller, and the outlet pipe is set to the measuring tank side
Top, the outlet pipe are set to the measuring tank junction and are equipped with solenoid valve, and the solenoid valve is connected with controller, it is described out
Feed channel is equipped with gas flowmeter, and the gas flowmeter is connected with data acquisition chip；
The metering jar structure is all the same, and the measuring tank is cylindrical body, and the measuring tank internal upper part is equipped with electric telescopic rod, institute
It states electric telescopic rod to be connected with controller, the electric telescopic rod lower part is equipped with circular piston, the piston diameter and measuring tank
Internal diameter is identical, and the piston lower portion edge is annular projection, is equipped with resistance wire B in the piston, the resistance wire B is with spiral shape
At piston ridge, the resistance wire B is connected with controller, and paraffin, side in the measuring tank are additionally provided in the piston
Top is equipped with gas outlet, and the gas outlet is connected with outlet pipe, and the gas outlet and outlet pipe junction are equipped with demister,
A upper lateral part is equipped with oil inlet in the measuring tank, and the oil inlet is connected with inflow pipeline, and the oil inlet lower part is equipped with liquid
Position inductor, the level sensor are connected with data acquisition chip, and lower part is equipped with oil outlet in the measuring tank, described fuel-displaced
Mouth is connected with flowline, and the measuring tank lower part is additionally provided with ultrasonic transmitter, the ultrasonic transmitter and controller phase
Even, the measuring tank lower part is additionally provided with quality inductor, and the quality inductor is connected with data acquisition chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811181444.4A CN109209340B (en) | 2018-10-11 | 2018-10-11 | A kind of low temperature resistant high-precision crude oil single well metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811181444.4A CN109209340B (en) | 2018-10-11 | 2018-10-11 | A kind of low temperature resistant high-precision crude oil single well metering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109209340A CN109209340A (en) | 2019-01-15 |
| CN109209340B true CN109209340B (en) | 2019-07-05 |
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| CN201811181444.4A Active CN109209340B (en) | 2018-10-11 | 2018-10-11 | A kind of low temperature resistant high-precision crude oil single well metering system |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835696A (en) * | 2012-11-22 | 2014-06-04 | 上海一诺仪表有限公司 | Single-well metering device |
| US20150041124A1 (en) * | 2013-08-06 | 2015-02-12 | A&O Technologies LLC | Automatic packer |
| GB201320202D0 (en) * | 2013-11-15 | 2014-01-01 | Caltec Ltd | A flowmeter |
| CN204831410U (en) * | 2015-05-29 | 2015-12-02 | 江苏华尔威科技集团有限公司 | Self -heating electromagnetic flow transducer |
| US9784091B2 (en) * | 2016-02-19 | 2017-10-10 | Baker Hughes Incorporated | Systems and methods for measuring bending, weight on bit and torque on bit while drilling |
| CN107387061A (en) * | 2017-07-24 | 2017-11-24 | 上海权宥环保科技有限公司 | Intelligent self-checking altimetry precision one-well metering system |
| CN207554033U (en) * | 2017-11-01 | 2018-06-29 | 西安庆油石化科技装备有限公司 | A kind of online single well metering device of stripper well |
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- 2018-10-11 CN CN201811181444.4A patent/CN109209340B/en active Active
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Application publication date: 20190115 Assignee: Jiangsu Runda Automatic Control Technology Co.,Ltd. Assignor: JIANGSU HUAERWEI SCIENCE & TECHNOLOGY GROUP CO.,LTD. Contract record no.: X2023980050264 Denomination of invention: A high-precision crude oil single well metering system with low temperature resistance Granted publication date: 20190705 License type: Common License Record date: 20231207 |