CN208704851U - A kind of gas-liquid two-phase metrological standard unit - Google Patents
A kind of gas-liquid two-phase metrological standard unit Download PDFInfo
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- CN208704851U CN208704851U CN201821359885.4U CN201821359885U CN208704851U CN 208704851 U CN208704851 U CN 208704851U CN 201821359885 U CN201821359885 U CN 201821359885U CN 208704851 U CN208704851 U CN 208704851U
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Abstract
The utility model discloses a kind of gas-liquid two-phase metrological standard unit, the standard set-up is calibrated device and gas-fluid mixing systems is connected in series by liquid phase systems, gassy system, gas-fluid mixing systems and control system composition.Liquid phase systems include water pot, centrifugal pump, mass flowmenter；Gassy system includes air compressor, precession spiral flowmeter；Gas-fluid mixing systems include mixed-phase device；Control system includes controller and signal wire.It is recorded simultaneously by controller and flows through the water of mass flowmenter, the gas-liquid two-phase continuous data for flowing through the tolerance of precession spiral flowmeter and being calibrated on device, the error for being calibrated device can be obtained by calculate comparing.Compared with prior art, the utility model can realize the measurement error of dynamic monitoring two-phase flow measurement device, and can liquid measure error to metering device and tolerance error calibrate simultaneously, provide a kind of high-precision, high reliability, efficient two-phase flow measurement standard set-up.
Description
Technical field
The utility model relates to gas-liquid two-phase metering device calibrate field, especially relate to oil field vertical separator,
The calibration of tubular type gas-liquid biphase flowmeter and mobile two-phase flow measurement mark produce the standard set-up of vehicle.
Background technique
With the gradually exploitation in gas field, produces well number and gradually increase.Regimen condition is produced to find out gas well, conveniently takes quasi- gas field dynamic
State analysis of data and effective water pumping gas production measure is taken, the metering for accurately carrying out gas well water yield and gas production is especially heavy
It wants.Currently, Shengli Oil Field two-phase flow measurement device have vertical separator, two-chamber separater metering device, tubular type casinghead gas
Liquid two-phase meter, oil well multiphase flow are covered regardless of gas on-line metering device etc., total more than 2200.
There are two the technical indicators of two-phase flow measurement device, i.e. liquid measure error and tolerance error, and the calibrating of liquid measure error at present/
Mainly foundation is JJG(petroleum for calibration) 26-2000 " oil-well metering separator vertification regulation ", the content of the regulation is mainly to pass through
Volumetric method measures the volume of vertical separator in certain time, is a Utopian verification process, what is only reflected is device
Static measurement error, and can not determine measurement error of the vertical separator in practical work process.Current Shengli Oil Field does not have
There are the liquid measure error and tolerance error to two-phase flow measurement device while the standard set-up calibrated.
Utility model content
In view of the above drawbacks of the prior art, the purpose of this utility model is to provide one kind can be simultaneously to liquid measure error
The gas-liquid two-phase metrological standard unit calibrated with tolerance error and its calibration system established.
One of the utility model is to provide a kind of gas-liquid two-phase metrological standard unit, and technical solution is: including liquid phase system
System, gassy system, gas-fluid mixing systems and control system；Wherein:
The liquid phase systems include that water pot and its outlet end pass through the sequentially connected water pump of pipeline, fluid flowmeter；
The gassy system includes passing through the sequentially connected gas flow of pipeline including air compressor and its outlet end
Meter；
The gas-fluid mixing systems include liquid gas mixed-phase device, the input end of the liquid gas mixed-phase device by pipeline respectively with institute
State fluid flowmeter, gas flowmeter connection, the outlet end of the liquid gas mixed-phase device by reflux pipeline and the water pot into
The connection of mouth end；The reflux pipeline, which is equipped with, is calibrated the connecting pin of device for connecting；
The control system includes controller and signal wire；Arteries and veins is mounted on the fluid flowmeter, gas flowmeter
Signalling generator is rushed, the controller is connect respectively with the pulse signalling generator of fluid flowmeter, gas flowmeter by signal wire, is used for
Receive and record fluid flowmeter, gas flowmeter and the data on flows for being calibrated device.
It is further preferred that the fluid flow is calculated as mass flowmenter；The gas flow is calculated as vortex precession flow
Meter.
It is further preferred that the mass flow is calculated as 0.2 grade of mass flowmenter, the precession spiral flowmeter is
1.0 grades of precession spiral flowmeters.
It is further preferred that the water pump is centrifugal pump.
It is further preferred that the pipeline is DN50 pipeline.
It is further preferred that including check valve on the liquid phase systems and gassy system, the check valve is separately connected
Between fluid flowmeter and liquid gas mixed-phase device, between gas flowmeter and liquid gas mixed-phase device.
It is further preferred that the pipeline between the water pump and fluid flowmeter is equipped with branch's connecting bypass pipeline, institute
The outlet end for stating bypass line is connect with the input end of the water pot
The two of the utility model are to provide a kind of calibration system established based on above-mentioned gas-liquid two-phase metrological standard unit, i.e.,
Device will be calibrated to be connected on the reflux pipeline by connecting pin, described be calibrated on device is equipped with pulse signalling generator,
And the pulse signalling generator is connect by signal wire with the controller.
Compared with prior art, the utility model can realize the measurement error of dynamic monitoring two-phase flow measurement device, and can be right
The liquid measure error and tolerance error of metering device are calibrated simultaneously, provide a kind of high-precision, high reliability, efficient two-phase meter
Measure standard set-up.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of gas-liquid two-phase metrological standard unit.
In figure: 1, water pot, 2, centrifugal pump, the 3, first valve, 4, mass flowmenter, the 5, second valve, the 6, first check valve,
7, third valve, 8, air compressor, the 9, the 4th valve, 10, precession spiral flowmeter, the 11, the 5th valve, 12, second is unidirectional
Valve, 13, liquid gas mixed-phase device, 14, be calibrated device, 15, DN50 pipeline, 16, signal wire, 17, controller.
Specific embodiment
The utility model is described further below in conjunction with the drawings and specific embodiments.
Embodiment 1
Referring to Fig. 1, a kind of gas-liquid two-phase metrological standard unit specifically includes liquid phase systems, gassy system, gas-liquid mixed
System and control system, are calibrated device and gas-fluid mixing systems are connected in series.Liquid phase systems include water pot 1, centrifugal pump 2 and matter
Measure flowmeter 4；Gassy system includes air compressor 8, precession spiral flowmeter 10；Gas-fluid mixing systems include liquid gas mixed-phase device
13；Control system includes controller 17 and signal wire 16.
2 arrival end of centrifugal pump is connected with below water pot 1 by DN50 pipeline 15, and outlet end passes through the first valve 3 and quality
Flowmeter 4 is connected；4 outlet end of mass flowmenter is connected with the second valve 5 and the first check valve 6；10 entrance of vortex precession flowmeter
End is connected by the 4th valve 9 with air compressor 8, and outlet end is connected with the 5th valve 11 and second one-way valve 12.Mass flow
The unidirectional valve action of meter outlet end is to prevent aqueous reflux, and mass flowmenter can water that accurately First Astronautic Research Institute for Measurement and Test flows through.Precession whirlpool
The check valve of vortex meter outlet end can prevent from air from returning altering, and precession spiral flowmeter can gas that accurately First Astronautic Research Institute for Measurement and Test flows through
Amount.
13 arrival end of mixed-phase device is connect with the first check valve 6 and second one-way valve 12 respectively, and air and water are uniformly mixed,
Outlet termination is calibrated device 14(tubular type gas-liquid biphase flowmeter or vertical separator)；The outlet end for being calibrated device 14 passes through
Reflux pipeline with connect the top of water pot 1.
It mass flowmenter 4, precession spiral flowmeter 10 and is calibrated on device 14 and is respectively arranged with pulse signalling generator；Controller 17
By signal wire 16 respectively with mass flowmenter 4, precession spiral flowmeter 10 and be calibrated device 14 pulse send out flood device be connected,
Respective data are recorded by start and stop simultaneously.
Embodiment 2
On the basis of embodiment 1, two-way is divided at outlet of centrifugal pump end, is connected all the way by valve with mass flowmenter；Separately
All the way it is bypass, 1 top of water pot is connected by third valve 7, the aperture by controlling the valve is adjustable flows through quality
The water of flowmeter.
Embodiment 3
On the basis of embodiment 1, mass flowmenter 4 is 0.2 grade of mass flowmenter, and precession spiral flowmeter 10 is 1.0
Grade precession spiral flowmeter.
The working principle of gas-liquid two-phase metrological standard unit is as follows:
Start centrifugal pump 2 and air compressor 8, slowly opens each valve on liquid phase systems and gassy system, water route
The water for flowing through mass flowmenter 4 is adjusted by by-passing valve, that is, third valve 7, gas circuit then passes through control air compressor 8 and exports
The aperture control of valve flows through the tolerance of precession spiral flowmeter 10.Whole device is run into 30min, whole flow process is made to reach flat
Weighing apparatus state.Starting controller 17 records mass flowmenter 4, precession spiral flowmeter 10 and the number being calibrated on device 14 simultaneously
According to the error for being calibrated device 14 can be calculated by calculating to compare by data.The medium of liquid phase systems and gassy system
Replace with other possible media.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all
It is included within protection scope of the present invention.
Claims (7)
1. a kind of gas-liquid two-phase metrological standard unit, which is characterized in that including liquid phase systems, gassy system, gas-fluid mixing systems
And control system；Wherein:
The liquid phase systems include that water pot and its outlet end pass through the sequentially connected water pump of pipeline, fluid flowmeter；
The gassy system includes that air compressor and its outlet end pass through the sequentially connected gas flowmeter of pipeline；
The gas-fluid mixing systems include liquid gas mixed-phase device, the input end of the liquid gas mixed-phase device by pipeline respectively with the liquid
Flowmeter body, gas flowmeter connection, the outlet end of the liquid gas mixed-phase device pass through the input end of reflux pipeline and the water pot
Connection；The reflux pipeline, which is equipped with, is calibrated the connecting pin of device for connecting；
The control system includes controller and signal wire；Pulse hair is mounted on the fluid flowmeter, gas flowmeter
Device is interrogated, the controller is connect with the pulse signalling generator of fluid flowmeter, gas flowmeter respectively by signal wire, for receiving
And record fluid flowmeter, gas flowmeter and the data on flows for being calibrated device.
2. gas-liquid two-phase metrological standard unit according to claim 1, which is characterized in that the fluid flow is calculated as quality
Flowmeter；The gas flow is calculated as precession spiral flowmeter.
3. gas-liquid two-phase metrological standard unit according to claim 2, which is characterized in that the mass flow is calculated as 0.2
Grade mass flowmenter, the precession spiral flowmeter are 1.0 grades of precession spiral flowmeters.
4. gas-liquid two-phase metrological standard unit according to claim 1, which is characterized in that the water pump is centrifugal pump.
5. gas-liquid two-phase metrological standard unit according to claim 1, which is characterized in that the pipeline is DN50 pipeline.
6. gas-liquid two-phase metrological standard unit according to claim 1, which is characterized in that the liquid phase systems and gas phase system
Include check valve on system, the check valve is connected between fluid flowmeter and liquid gas mixed-phase device, gas flowmeter with
Between liquid gas mixed-phase device.
7. gas-liquid two-phase metrological standard unit according to claim 1, which is characterized in that the water pump and fluid flowmeter
Between pipeline be equipped with branch's connecting bypass pipeline, the outlet end of the bypass line is connect with the input end of the water pot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359885.4U CN208704851U (en) | 2018-08-23 | 2018-08-23 | A kind of gas-liquid two-phase metrological standard unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359885.4U CN208704851U (en) | 2018-08-23 | 2018-08-23 | A kind of gas-liquid two-phase metrological standard unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208704851U true CN208704851U (en) | 2019-04-05 |
Family
ID=65943934
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821359885.4U Expired - Fee Related CN208704851U (en) | 2018-08-23 | 2018-08-23 | A kind of gas-liquid two-phase metrological standard unit |
Country Status (1)
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| CN (1) | CN208704851U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323102A (en) * | 2020-04-09 | 2020-06-23 | 广州能源检测研究院 | Gas-liquid two-phase Coriolis mass flowmeter error calibration device and calibration method |
| CN111351552A (en) * | 2020-05-22 | 2020-06-30 | 东营辰瑛石油技术服务有限公司 | Calibration device for oil gas metering |
| CN112065353A (en) * | 2020-09-30 | 2020-12-11 | 中国石油天然气集团有限公司 | Calibration device and method for fracturing construction liquid additive |
-
2018
- 2018-08-23 CN CN201821359885.4U patent/CN208704851U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323102A (en) * | 2020-04-09 | 2020-06-23 | 广州能源检测研究院 | Gas-liquid two-phase Coriolis mass flowmeter error calibration device and calibration method |
| CN111351552A (en) * | 2020-05-22 | 2020-06-30 | 东营辰瑛石油技术服务有限公司 | Calibration device for oil gas metering |
| CN111351552B (en) * | 2020-05-22 | 2020-08-25 | 东营辰瑛石油技术服务有限公司 | Calibration device for oil gas metering |
| CN112065353A (en) * | 2020-09-30 | 2020-12-11 | 中国石油天然气集团有限公司 | Calibration device and method for fracturing construction liquid additive |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190405 Termination date: 20190823 |
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| CF01 | Termination of patent right due to non-payment of annual fee |