CN214366025U - Multifunctional oil-gas separation metering device - Google Patents
Multifunctional oil-gas separation metering device Download PDFInfo
- Publication number
- CN214366025U CN214366025U CN202022935082.2U CN202022935082U CN214366025U CN 214366025 U CN214366025 U CN 214366025U CN 202022935082 U CN202022935082 U CN 202022935082U CN 214366025 U CN214366025 U CN 214366025U
- Authority
- CN
- China
- Prior art keywords
- gas
- oil
- tank body
- outlet pipe
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 99
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000005259 measurement Methods 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims abstract description 12
- 239000003921 oil Substances 0.000 claims description 48
- 239000010779 crude oil Substances 0.000 claims description 20
- 239000004533 oil dispersion Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 23
- 238000004458 analytical method Methods 0.000 abstract description 12
- 238000013178 mathematical model Methods 0.000 abstract description 4
- 238000000691 measurement method Methods 0.000 abstract description 2
- 238000012795 verification Methods 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 description 5
- 239000003129 oil well Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a multifunctional oil-gas separation metering device, which comprises an oil-gas separation tank, a mass flow meter, a water content analyzer, a gas flow meter, a magnetic turning plate liquid level meter, a temperature and pressure instrument, a control system and the like, wherein the control system comprises a control module and a data processing module; and the data processing module receives the measurement data and performs operation processing on the measurement data. The utility model discloses, control system can utilize volume method cooperation mathematical model to calculate and calculate liquid production, gas production through the change of liquid level in the jar, also can calculate and calculate liquid production, gas production through mass flowmeter and gas flowmeter simultaneously to carry out water-containing analysis through water-containing analysis appearance. The device can realize the analysis of various data of the medium, including water content analysis, temperature, pressure, gas production and liquid production measurement, and the like, can adopt different measurement methods for self-verification and comparison, has simple structure, convenient operation and small occupied area, enlarges the use range of the device and greatly improves the accuracy of measurement results.
Description
Technical Field
The utility model relates to an oil development technical field, concretely relates to multi-functional oil-gas separation metering device.
Background
The measurement of oil and gas yield is the first data of reservoir dynamic analysis, and directly influences the direction of reservoir development, so the accuracy of oil and gas yield measurement is particularly important. Due to the influence of complex factors such as different crude oil properties, large changes of water content and gas content, irregular produced liquid and the like, a technology with simple structure, good universality and credible measurement precision is difficult to find, and the problem is more prominent particularly for oil wells which enter intermittent liquid supply, have little gas and are scaled by wax.
At present, the conventional crude oil measuring methods adopted on most of domestic oil pipelines comprise the following steps: one method is that a technical worker directly takes out a part of crude oil output liquid from an oil pipeline, sends the crude oil output liquid to a detection laboratory, and utilizes a professional instrument in the laboratory to carry out detection, the method has low efficiency, the detection result is not real-time data of an oil well, the data precision is low, the accuracy of the data needs to be improved through multiple sampling, and the method is time-consuming and labor-consuming; the second method is to adopt a separator and manually measure oil through a glass tube to realize the on-line real-time detection of crude oil, but the method has large workload, is greatly influenced by human errors in the oil measuring process, and cannot detect the water content. The third method is to use a weighing type meter, but the weighing type metering separator cannot measure gas, and meanwhile, if the automatic overturning transposition part of the weighing type meter leaks gas, the oil measurement is inaccurate, and certain risk exists in a metering station. The fourth method adopts a standard flow meter to measure, but because the content of the incoming liquid fluctuates greatly, the result measured by using a single measuring method has low accuracy and larger error.
In view of this, there is an urgent need to improve the existing oil-gas metering device to reduce the structural complexity of the oil-gas metering device, improve the accuracy of the metering result, and reduce the metering cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current oil gas metering device structure is complicated, the measuring result accuracy is low.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts as follows:
a multifunctional oil-gas separation metering device comprises:
the oil-gas separation tank comprises a tank body and a separation element arranged in the tank body, the tank body is communicated with a liquid inlet pipe through a liquid inlet, and the upper part of the tank body is provided with an air outlet pipe which is communicated with a gas transmission pipeline; an oil outlet pipe is arranged at the lower part of the tank body and is communicated with an oil pipeline;
the magnetic turning plate liquid level meter is arranged on one side of the tank body and is communicated with the tank body;
the mass flowmeter is arranged on the oil outlet pipe and is used for measuring the mass flow of the crude oil in the oil outlet pipe in real time;
the water content analyzer is arranged on the oil outlet pipe and is used for measuring the water content of the crude oil in the oil outlet pipe;
the gas flowmeter is arranged on the gas outlet pipe and used for measuring the gas flow of the gas in the gas outlet pipe in real time;
the control system is arranged on one side outside the tank body through a control cabinet and comprises a control module and a data processing module, wherein the control module is used for controlling the operation of equipment and recording the time when liquid in the tank body reaches different liquid level heights; and the data processing module receives the measurement data of the magnetic turning plate liquid level meter, the mass flow meter and the gas flow meter and performs operation processing on the measurement data.
In this aspect, the separating element includes:
the spray head is arranged on the tank body and used for spraying the incoming liquid of the liquid inlet pipe to the oil dispersing cap;
the oil dispersion cap is arranged on the inner wall of the tank body and used for dispersing oil gas in the incoming liquid and enhancing the separation effect;
and the separation umbrella is arranged at the top of the tank body and communicated with the inlet of the air outlet pipe.
In the scheme, the gas outlet pipe is provided with a pressure transmitter and a temperature transmitter and is used for measuring the pressure and the temperature of the gas in the gas outlet pipe in real time.
In this scheme, be equipped with moisture analyzer on the oil pipe, be used for right the water content of crude oil in the oil pipe is measured.
In this scheme, the bottom of the jar body is equipped with drain and water drum drain.
In this scheme, the oil-gas separation jar magnetic turn-over board level gauge with the switch board all sets up on measurement sled piece base.
In this scheme, the feed liquor pipe, the outlet duct with be equipped with on the oil pipe with the control valve that control module connects, control module control the control valve switching.
In this scheme, the supporting level sensor of board level gauge is turned over to magnetism, level sensor with the switch board communication is connected.
In this scheme, be equipped with on the outlet duct and gather the gas pitcher.
In the scheme, the control cabinet is also internally provided with an alarm device which is connected with the control module and used for giving an alarm according to the pressure abnormity and the temperature abnormity measured by the pressure transmitter and the temperature transmitter.
Compared with the prior art, the utility model provides a multi-functional oil-gas separation metering device, control system are at first according to liquid level change height and time in the oil-gas separation jar, through volume method cooperation mathematical model, combine the medium density of the liquid that comes in the feed liquor pipe and liquid level difference isoparametric automatic measurement liquid production volume and gas production in the oil-gas separation jar, also can measure liquid production volume and gas production volume according to mass flowmeter, gas flowmeter's measuring result simultaneously. The liquid production amount and the gas production amount are measured in two modes, the water content is measured through a water content analyzer, and oil-gas-water three-phase measurement is achieved. The oil-gas three-phase of the incoming liquid is measured by a volumetric method and an instrument method, the method is suitable for the conditions of different incoming liquid contents, the influence of the fluctuation of the incoming liquid contents on the measurement result is avoided, the two measurement modes can be mutually verified simultaneously, and the accuracy of the measurement result is greatly improved. The utility model discloses combine water containing analysis, gassy analysis and oil content analysis to an organic whole, only can realize through a device, change former measurement mode and need the drawback that three kinds of devices were measured, simple structure, convenient operation saves area, greatly reduced oil gas measurement cost.
Drawings
FIG. 1 is a front view of the multifunctional oil-gas separation metering device of the present invention;
FIG. 2 is a side view of the multifunctional oil-gas separation metering device of the present invention;
fig. 3 is a top view of the multifunctional oil-gas separation metering device of the present invention.
Wherein, the corresponding relationship between each reference number and the part name in fig. 1 to 3 is as follows:
the device comprises a separation tank 1, a magnetic turning plate liquid level meter 2, a mass flowmeter 3, a water content analyzer 4, a gas flowmeter 5, a control cabinet 6, a tank body 10, a liquid inlet pipe 11, an air outlet pipe 12, an oil outlet pipe 13, a sewage discharge outlet 15, a water drum vent 16, a pressure transmitter 17, a temperature transmitter 18 and a metering pry block base 19.
Detailed Description
The utility model provides a multi-functional oil-gas separation metering device, control system utilize the volumetric method to calculate the liquid production volume and the gas production of coming liquid according to the time that the internal liquid of jar reachd different liquid levels and the reading change of magnetism turning plate level gauge, also can calculate liquid production volume and gas production simultaneously according to mass flow meter, gas flowmeter's measuring result. The two modes are used for measuring the liquid production amount and the gas production amount, and the water content analyzer is combined to measure the water content to realize oil-gas-water three-phase measurement, so that the structure is simple, the operation is convenient, and the accuracy of a measurement result is greatly improved. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1 and 2, the utility model provides a multifunctional oil-gas separation metering device, including oil-gas separation jar 1, magnetism board level gauge 2, mass flow meter 3, moisture analysis appearance 4, gas flowmeter 5 and switch board 6.
The oil and gas separation tank 1 comprises a tank body 10 and a separation element arranged inside the tank body 10. The tank body 10 is communicated with the liquid inlet pipe 11 through a liquid inlet, and the incoming liquid pumped out from the oil well enters the tank body 10 through the liquid inlet pipe 11.
An air outlet pipe 12 is arranged at the upper part of the tank body 10, and the air outlet pipe 12 is communicated with a gas transmission pipeline and used for outputting the gas in the tank body 10 through the gas transmission pipeline. The gas outlet pipe 12 is provided with a gas collecting tank. An oil outlet pipe 13 is arranged at the lower part of the tank body 10, and the oil outlet pipe 13 is communicated with an oil pipeline and used for discharging crude oil liquid in the tank body 10. A sewage discharge outlet 15 and a water drum vent outlet 16 are arranged on the bottom surface of the tank body 10.
The separation element in the tank body 10 comprises a spray head, an oil dispersion cap and a separation umbrella, wherein the spray head is arranged on the outlet of the liquid inlet pipe 11 on the tank body 10 and is used for spraying the liquid coming from the liquid inlet pipe 11 to separate oil from gas in the liquid. The oil dispersion cap is arranged on the inner wall of the tank body 10 and used for enabling the incoming liquid to be sprayed on the oil dispersion cap to separate oil from gas, and the separation effect is enhanced. The separating umbrella is arranged at the top in the tank body 10 and at the inlet of the gas outlet pipe 12, so that the ascending gas changes the flowing direction, small liquid drops carried in the ascending gas are adhered to the ascending gas, the secondary separation effect is achieved, and the accuracy of the gas metering result is improved.
The magnetic flap liquid level meter 2 is arranged on one side outside the tank body 10 and is communicated with the tank body 10 to form a communicating vessel. The liquid level sensor is connected with the control system and used for transmitting the liquid level change condition of the magnetic turning plate liquid level meter 2 to the control system.
The mass flowmeter 3 is arranged on the oil outlet pipe 13 and is used for measuring the mass flow of the crude oil in the oil pipe 13 in real time.
And the water content analyzer 4 is arranged on the oil outlet pipe 13 and is used for measuring the water content of the crude oil in the oil outlet pipe 13.
And the gas flowmeter 5 is arranged on the gas outlet pipe 12 and is used for measuring the gas flow of the gas in the gas pipe 12 in real time.
The gas outlet pipe 12 is provided with a pressure transmitter 17 and a temperature transmitter 18 for measuring the pressure and the temperature of the tank 10 in real time.
The control system is arranged on one side outside the tank body 10 through a control cabinet 6, and the control cabinet system comprises a control module and a data processing module. The control module is used for controlling the operation of equipment and recording the time when the liquid in the tank body reaches different liquid level heights, and the liquid level sensor is in communication connection with the control module and records the liquid level change. The control module is connected with control valves arranged on the liquid inlet pipe 11, the gas outlet pipe 12 and the oil outlet pipe 13, and is used for controlling the control valves to open and close so as to realize liquid inlet control, gas outlet control and oil outlet control of the tank body 10. And an alarm device is also arranged in the control cabinet 6, is connected with the control module and is used for giving an alarm according to the pressure abnormity and the temperature abnormity detected by the pressure transmitter and the temperature transmitter detected by the control module.
Oil-gas separation jar 1, magnetism turn over board level gauge 2 and switch board 6 and all set up on measurement sled piece base 19, conveniently remove and maintain metering device.
The working principle of the utility model is as follows:
oil-gas separation: crude oil coming liquid pumped from an oil well enters the tank body 10 through the liquid inlet pipe 11, the nozzle arranged on the outlet of the liquid inlet pipe 11 sprays the crude oil coming liquid into the tank body 10, liquid drops drop to the lower part of the tank body 10 through the oil dispersion cap after the crude oil coming liquid is sprayed out, and gas enters an output pipeline through the gas outlet pipe 12 after the entrained oil drops are removed through the separation umbrella.
Metering by a volume method: the magnetic turning plate liquid level meter 2 is communicated with the tank body 10 to form a communicating vessel, and according to the principle of the communicating vessel and the separator, the pressure of a liquid column in the tank body 10 is the same as the pressure of a water column in the magnetic turning plate liquid level meter 2. Because the density of the crude oil is different from that of the water, the rising height of the liquid column in the tank body 10 under the same pressure change is different from that of the water column in the magnetic turning plate liquid level meter 2. Therefore, by recording the time required for the liquid in the tank body 10 to rise from one height to another height through the control system according to the sensor signal of the liquid level sensor and by using the rising height of the water column in the magnetic turning plate liquid level meter 2, the data processing module can combine the parameters such as the liquid level difference recorded by the liquid level sensor and the like with the crude oil to measure the liquid volume of the liquid density meter through a mathematical model, and calculate the gas production according to the liquid level difference recorded by the liquid level sensor, the corresponding time difference and the pressure and the temperature of the gas recorded by the pressure transmitter 17 and the temperature transmitter 18.
Metering by a flowmeter: the data processing module in the control system determines that the measurement result of the volume method is within the measuring range of the mass flow meter 2 and the gas flow meter 5, and the mass flow meter 3, the water content analyzer 4 and the gas flow meter 5 can measure the mass flow rate and the water content of the crude oil in the oil outlet pipe 13 and the gas flow rate in the gas outlet pipe 12.
Compared with the prior art, the utility model provides a multi-functional oil-gas separation metering device, control system utilize the volume method cooperation mathematical model to calculate the liquid production volume and the gas production volume of coming liquid according to the time of the internal liquid arrival different liquid levels of jar and the reading change of magnetism turn-over plate level gauge, also can calculate liquid production volume and gas production volume according to mass flowmeter, gas flowmeter's measuring result simultaneously. The two modes measure the liquid production amount and the gas production amount, and the water content is measured by combining a water content analyzer, so that the oil-gas-water three-phase measurement is realized. The liquid is measured by a volume method and an instrument method, the method is suitable for the conditions of different liquid contents, the influence of fluctuation of the liquid contents on the measurement result is avoided, and meanwhile, the two measurement modes can be mutually verified, so that the accuracy of the measurement result is improved. The utility model discloses well multi-functional oil-gas separation metering device simple structure, convenient operation can realize moisture analysis, gassiness analysis and oil content analysis through a device, need not to use multinomial measuring tool, has practiced thrift metering device's area, greatly reduced oil-gas measurement cost, improved measurement efficiency.
The utility model provides a two kinds of measurement methods of multi-functional oil-gas separation metering device through volumetric method and flowmeter measure the crude oil three-phase, and two kinds of measurement modes can independently go on, are applicable to the measurement of the different liquid that comes, and the accuracy of measurement result is high, the error is little.
The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (9)
1. The utility model provides a multi-functional oil-gas separation metering device which characterized in that includes:
the oil-gas separation tank comprises a tank body and a separation element arranged in the tank body, the tank body is communicated with a liquid inlet pipe through a liquid inlet, and the upper part of the tank body is provided with an air outlet pipe which is communicated with a gas transmission pipeline; an oil outlet pipe is arranged at the lower part of the tank body and is communicated with an oil pipeline;
the magnetic turning plate liquid level meter is arranged on one side outside the tank body and is communicated with the tank body;
the mass flowmeter is arranged on the oil outlet pipe and is used for measuring the mass flow of the crude oil in the oil outlet pipe in real time;
the water content analyzer is arranged on the oil outlet pipe and is used for measuring the water content of the crude oil in the oil outlet pipe;
the gas flowmeter is arranged on the gas outlet pipe and used for measuring the gas flow of the gas in the gas outlet pipe in real time;
the control system is arranged on one side outside the tank body through a control cabinet and comprises a control module and a data processing module, wherein the control module is used for controlling the operation of equipment and recording the time when liquid in the tank body reaches different liquid level heights; and the data processing module receives the measurement data of the magnetic turning plate liquid level meter, the mass flow meter and the gas flow meter and performs operation processing on the measurement data.
2. The multi-functional oil and gas separation metering device of claim 1, wherein the separation element comprises:
the spray head is arranged on the tank body and used for spraying the incoming liquid of the liquid inlet pipe to the oil dispersing cap;
the oil dispersion cap is arranged on the inner wall of the tank body and used for dispersing oil gas in the incoming liquid and enhancing the separation effect;
and the separation umbrella is arranged at the top of the tank body and communicated with the inlet of the air outlet pipe.
3. The multifunctional oil-gas separation metering device of claim 1, wherein the gas outlet pipe is provided with a pressure transmitter and a temperature transmitter for measuring the pressure and temperature of the gas in the gas outlet pipe in real time.
4. The multifunctional oil-gas separation metering device of claim 1, wherein a drain outlet and a water drum vent outlet are arranged at the bottom of the tank body.
5. The multifunctional oil-gas separation metering device of claim 1, wherein the oil-gas separation tank, the magnetic flap level gauge and the control cabinet are all disposed on a metering skid base.
6. The multifunctional oil-gas separation metering device of claim 1, wherein the liquid inlet pipe, the gas outlet pipe and the oil outlet pipe are provided with control valves connected with the control module, and the control module controls the control valves to be opened and closed.
7. The multifunctional oil-gas separation metering device of claim 1, wherein the magnetic flap level gauge is matched with a liquid level sensor, and the liquid level sensor is in communication connection with the control cabinet.
8. The multifunctional oil-gas separation metering device of claim 1, wherein a gas collecting tank is arranged on the gas outlet pipe.
9. The multifunctional oil-gas separation and metering device of claim 3, wherein an alarm device is further arranged in the control cabinet, is connected with the control module, and is used for giving an alarm according to the pressure abnormality and the temperature abnormality measured by the pressure transmitter and the temperature transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022935082.2U CN214366025U (en) | 2020-12-07 | 2020-12-07 | Multifunctional oil-gas separation metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022935082.2U CN214366025U (en) | 2020-12-07 | 2020-12-07 | Multifunctional oil-gas separation metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214366025U true CN214366025U (en) | 2021-10-08 |
Family
ID=77983260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022935082.2U Active CN214366025U (en) | 2020-12-07 | 2020-12-07 | Multifunctional oil-gas separation metering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214366025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459764A (en) * | 2020-12-07 | 2021-03-09 | 浙江金龙自控设备有限公司 | Multifunctional oil-gas separation metering device |
-
2020
- 2020-12-07 CN CN202022935082.2U patent/CN214366025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459764A (en) * | 2020-12-07 | 2021-03-09 | 浙江金龙自控设备有限公司 | Multifunctional oil-gas separation metering device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112459764A (en) | Multifunctional oil-gas separation metering device | |
| CN206020318U (en) | A kind of gas dew point analytical equipment | |
| CN201606062U (en) | Gas-liquid two-phase separation metering device | |
| CN214366025U (en) | Multifunctional oil-gas separation metering device | |
| CN201885756U (en) | Differential pressure type crude oil yield metering device | |
| CN205047214U (en) | Oil well liquid measure automatic measurement analytical equipment | |
| CN112593925B (en) | Oil field multiphase flow online measurement equipment and measurement method | |
| CN205558891U (en) | Binary formula oil well three -phase automatic measurement ware | |
| AU2023249688A1 (en) | Desorbed gas amount testing device and measuring method | |
| CN102288244A (en) | Measuring method for crude oil flow at well mouth and device thereof | |
| CN204924365U (en) | Formula of input liquid level measurement device | |
| CN104748801A (en) | Water tank outflow volume measurement device | |
| CN104766513B (en) | A kind of pressure signal flow measurement device and flow-measuring method | |
| CN111811977B (en) | Runoff sediment content and flow measurement device and measurement method | |
| CN104234691B (en) | On-line multiphase flowmeter during a kind of high-precision real for oil field | |
| CN208333626U (en) | A kind of New fluid level gauge calibrating installation | |
| CN104764496B (en) | A kind of aperture ozzle class flow measurement device based on acting head | |
| CN206161087U (en) | Gassiness flow measurement gasometry meter | |
| CN108843315B (en) | Sensing type comprehensive automatic metering device and oil quality calculation method | |
| CN200946501Y (en) | Oil well metering device | |
| CN108507648A (en) | Continuous weighing metering device | |
| CN208223595U (en) | Gas well three phase metering separation control system | |
| CN212300472U (en) | Multi-well oil-gas-water three-phase metering device | |
| CN2676159Y (en) | Weighing type oil well meter | |
| CN216277840U (en) | Oil-gas multiphase separation continuous metering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |