CN210741584U - Wet gas flow metering device - Google Patents
Wet gas flow metering device Download PDFInfo
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- CN210741584U CN210741584U CN201921959922.XU CN201921959922U CN210741584U CN 210741584 U CN210741584 U CN 210741584U CN 201921959922 U CN201921959922 U CN 201921959922U CN 210741584 U CN210741584 U CN 210741584U
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- pipeline
- pressure sensor
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- coriolis force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
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Abstract
The utility model discloses a wet gas flowmeter metering device, including Coriolis force mass flowmeter and flow calculation display module, Coriolis force mass flowmeter entry section and export section are provided with the sensor group that is used for detecting differential pressure between them before, sensor group is connected through the pipeline with flow calculation display module. By adopting the technical scheme, the wet gas flow metering device is provided with the sensor group on the Coriolis force mass flow meter, when the detected gas contains liquid components, the instantaneous data measured by the sensor can generate certain fluctuation, and the change of the differential pressure value measured by the sensor group is timely displayed by the flow calculation display module, so that the gas condition in the measured pipeline can be accurately known, the measured data can be timely corrected, and the measurement accuracy is improved.
Description
Technical Field
The invention relates to the technical field of wet gas flow meters, in particular to a wet gas flow meter metering device.
Background
In the natural gas exploitation process, a small amount of liquid substances are often accompanied, and due to the existence of the liquid substances, the traditional gas flow metering device cannot work normally or has serious deviation, so that the metering problem of the gas containing liquid becomes a problem which is urgently needed to be solved in the oil and gas industry.
In a scene containing a gas-liquid two-phase medium, a considerable proportion of the medium is the case where the liquid content is very low and the flow state is relatively stable, and generally, the medium with the liquid content below 5% in volume is classified as moisture. Compared with the multiphase flow in a wide sense, the flow shape and the flow state of the moisture are relatively simple, and the components are gas-liquid two phases.
The Coriolis mass flowmeter can measure the mass flow of a medium, and can also measure the density and the temperature of the medium, the Coriolis mass flowmeter can be used for measuring the wet gas flow by utilizing the capabilities of the Coriolis mass flowmeter and measuring other physical quantities, a gas part and a liquid part exist in the composition part of the wet gas, when the liquid part exists in a measuring pipeline, data needs to be corrected in time, and the data can influence the measuring accuracy to a certain extent if hysteresis exists.
SUMMERY OF THE UTILITY MODEL
An it is not enough to prior art existence, the utility model aims to provide a wet gas flow meter metering device, this wet gas flow meter metering device is through setting up sensor group on coriolis force mass flowmeter to through the change of the timely demonstration differential pressure numerical value of flowmeter calculation display module, the gas condition in the measured quantity pipeline is surveyed to the understanding of the accuracy of being convenient for, and then timely correction measured data, improvement measurement accuracy.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a wet gas flowmeter metering device, includes Coriolis force mass flowmeter and flow calculation display module, Coriolis force mass flowmeter entry section and export section are provided with the sensor group that is used for detecting differential pressure before both, the sensor group is connected through the pipeline with flow calculation display module.
By adopting the technical scheme, the wet gas flow metering device is provided with the sensor group on the Coriolis force mass flow meter, when the detected gas contains liquid components, the instantaneous data measured by the sensor can generate certain fluctuation, and the change of the differential pressure value measured by the sensor group is timely displayed by the flow calculation display module, so that the gas condition in the measured pipeline can be accurately known, the measured data can be timely corrected, and the measurement accuracy is improved.
Further, the sensor group includes first pressure sensor and differential pressure sensor, the pipeline includes branch pipe, first pipeline and second pipeline, first pressure sensor sets up in coriolis force mass flowmeter entry section, first pressure sensor is connected through first pipeline with flow calculation display module, a branch pipe is connected respectively and is connected with coriolis force mass flowmeter entry section and export section through it at the differential pressure sensor both ends, differential pressure sensor is connected through the second pipeline through calculating display module with the flow.
By adopting the technical scheme, the data of the inlet section is fed back to the flow calculation display module by the first pressure sensor, the differential pressure data between the inlet section and the outlet section of the Coriolis mass flowmeter is fed back to the flow calculation display module by the differential pressure sensor, the numerical value change is directly displayed on the flow calculation display module, and the purpose of timely knowing the gas condition in the measured pipeline is achieved.
Further, the sensor group comprises a first pressure sensor and a second pressure sensor, the pipeline comprises a first pipeline and a third pipeline, the first pressure sensor and the second pressure sensor are respectively arranged at an inlet section and an outlet section of the coriolis force mass flowmeter, the first pressure sensor is connected with the flow calculation display module through the first pipeline, and the second pressure sensor is connected with the flow calculation display module through the third pipeline.
Through adopting above-mentioned technical scheme, utilize first pressure sensor to flow calculation display module feedback inlet section's pressure data, utilize second pressure sensor to flow calculation display module feedback outlet section's pressure data, and then obtain the differential pressure data between Coriolis force mass flowmeter inlet section and the outlet section, the numerical value change direct display is on flow calculation display module, and then reaches the purpose of in time knowing the interior gas condition of pipeline under test.
Furthermore, the wet gas flow metering device further comprises a processing unit, the pipeline further comprises a fourth pipeline, and the processor is connected with the flow calculation display module through the fourth pipeline.
By adopting the technical scheme, the pressure sensor or the differential pressure sensor acquires pressure signals in the pipeline and transmits the pressure signals to the processing unit, the processing unit converts the pressure signals of the analog quantity into digital quantity and processes the digital quantity, the processing unit transmits the pressure data to the flow calculation display module after the processing is finished, and the flow calculation display module displays the pressure value according to the pressure data.
Furthermore, the first pressure sensor is arranged in the middle of the length direction of the inlet section, and the branch pipe connecting end connected to the inlet section and the first pressure sensor are located on the same radial plane of the inlet section.
By adopting the technical scheme, the pressure measuring point is arranged in the middle of the inlet section, so that the accuracy of data measurement is improved.
Furthermore, the first pressure sensor is arranged in the middle of the length direction of the inlet section, and the second pressure sensor is arranged in the middle of the length direction of the outlet section.
By adopting the technical scheme, the pressure measuring points are arranged at the middle positions of the inlet section and the outlet section, so that the accuracy of data measurement is improved.
Further, coriolis force mass flowmeter is including being located the housing in its own middle section, coriolis force mass flowmeter's survey buret is located inside the housing, still be provided with temperature sensor in the housing, temperature sensor adheres to on coriolis force flowmeter's the survey buret.
Through adopting above-mentioned technical scheme, temperature sensor follows the synchronous vibration of survey buret, and then the temperature of reaction medium that can be accurate.
Compared with the prior art, the utility model has the advantages that:
the wet gas flow meter metering device can feed back the gas condition in the measured pipeline in time, is convenient for flexible adjustment, and further has higher accuracy in measurement.
Drawings
Fig. 1 is a front view of a wet gas flow meter device according to the present invention (first embodiment of a sensor assembly);
fig. 2 is a top view of a wet gas flow meter device according to the present invention (first embodiment of a sensor assembly);
fig. 3 is a front view of a wet gas flow meter device according to the present invention (second embodiment of a sensor assembly);
fig. 4 is a plan view of a wet gas flow meter according to the present invention (second embodiment of a sensor assembly).
1. A coriolis force mass flowmeter; 11. an inlet section; 12. an outlet section; 2. a differential pressure sensor; 3. a first pressure sensor; 4. a processing unit; 5. a flow calculation display module; 6. a second pressure sensor; 7. a first conduit; 8. a second conduit; 9. a third pipeline; 10. a branch pipe; 13. a housing; 14. a fourth conduit.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The first embodiment is as follows:
as shown in fig. 1 and 2, a wet gas flow measuring device includes a coriolis mass flowmeter 1 and a flow calculation display module 5, the coriolis mass flowmeter 1 includes an inlet section 11 and an outlet section 12 for measuring multiphase or single-phase flow, flanges are provided at ends of the inlet section 11 and the outlet section 12 for connection, sensor groups for detecting a differential pressure therebetween are provided at the inlet section 11 and the outlet section 12 of the coriolis mass flowmeter 1, and the sensor groups are connected to the flow calculation display module 5 through a plurality of pipes.
The sensor group comprises a first pressure sensor 3 and a differential pressure sensor 2, the conduits comprise a branch 10, a first conduit 7 and a second conduit 8, in order to facilitate accurate measurement of the pressure value of the inlet section 11 of the coriolis force mass flowmeter 1, the first pressure sensor 3 is arranged at the middle position of the inlet section 11 of the coriolis force mass flowmeter 1 along the length direction, the first pressure sensor 3 is connected with the flow calculation display module 5 through the first pipeline 7, two ends of the differential pressure sensor 2 are respectively connected with a branch pipe 10 and are connected with the inlet section 11 and the outlet section 12 of the coriolis force mass flowmeter 1 through the branch pipes, in order to facilitate accurate measurement of the differential pressure value between the inlet section 11 and the outlet section 12 of the coriolis mass flowmeter 1, the measuring points connected with the branch pipes 10 are respectively located at the middle positions of the inlet section 11 and the outlet section 12 along the length direction thereof, and the differential pressure sensor 2 is connected with the flow calculation display module 5 through the second pipeline 8.
The wet gas flow metering device further comprises a processing unit 4, the pipeline further comprises a fourth pipeline 14, the processor is connected with the flow calculation display module 5 through the fourth pipeline 14, the pressure sensor or the differential pressure sensor 2 acquires a pressure signal in the pipeline and transmits the pressure signal to the processing unit 4, the processing unit 4 converts an analog pressure signal into a digital quantity and processes the digital quantity, the processing unit 4 transmits pressure data to the flow calculation display module 5 after the processing is finished, and the flow calculation display module 5 displays a pressure value according to the pressure data;
when the gas to be detected contains liquid components, the instantaneous data measured by the sensor can fluctuate to a certain extent, and the fluctuating actual situation can be timely displayed on the flow calculation display module 5, so that detection personnel can accurately know the gas situation in the pipeline to be detected, and then the measurement data can be timely corrected, and the measurement accuracy is improved.
The coriolis force mass flowmeter 1 comprises a housing 13 located in the middle section of the coriolis force mass flowmeter 1, a measuring tube of the coriolis force mass flowmeter 1 is located inside the housing 13, and a temperature sensor is further disposed in the housing 13, the temperature sensor is attached to the measuring tube of the coriolis force flowmeter (the temperature sensor and the measuring tube are not shown in the figure), and the temperature sensor synchronously vibrates along with the measuring tube, so that the temperature of the reaction medium can be accurately measured.
It should be noted that, in the above mentioned pipeline, signal lines are provided in the pipeline, and the components are connected by the signal lines, the components refer to the above mentioned sensor, the processing unit 4 and the flow calculation display module 5, and the pipeline only folds and protects the connected signal lines, and the adjacent components are observed from the outer surface and connected by the pipeline, and actually connected by the signal lines.
Example two:
the difference from the first embodiment is that the sensor group is different in structure, the sensor group includes a first pressure sensor 3 and a second pressure sensor 6, the first pressure sensor 3 and the second pressure sensor 6 are respectively disposed at an inlet section 11 and an outlet section 12 of the coriolis force mass flowmeter 1, the first pressure sensor 3 and the second pressure sensor 6 are respectively used for detecting pressures at the inlet section 11 and the outlet section 12 of the coriolis force mass flowmeter 1, the pipeline includes a first pipeline 7 and a third pipeline 9, the first pressure sensor 3 is connected with the flow calculation display module 5 through the first pipeline 7, and the second pressure sensor 6 is connected with the flow calculation display module 5 through the third pipeline 9. In order to improve the accuracy of the measurement, the first pressure sensor 3 is disposed at a middle position in the length direction of the inlet section 11, and the second pressure sensor 6 is disposed at a middle position in the length direction of the outlet section 12.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The wet gas flow metering device is characterized by comprising a Coriolis force mass flow meter (1) and a flow calculation display module (5), wherein a sensor group used for detecting differential pressure between the Coriolis force mass flow meter and the inlet section (11) and an outlet section (12) of the Coriolis force mass flow meter (1) are arranged, and the sensor group is connected with the flow calculation display module (5) through a pipeline.
2. The wet gas flow metering device according to claim 1, wherein the sensor group comprises a first pressure sensor (3) and a differential pressure sensor (2), the pipeline comprises a branch pipe (10), a first pipeline (7) and a second pipeline (8), the first pressure sensor (3) is arranged at an inlet section (11) of the Coriolis force mass flowmeter (1), the first pressure sensor (3) is connected with the flow calculation display module (5) through the first pipeline (7), two ends of the differential pressure sensor (2) are respectively connected with the branch pipe (10) and are connected with the inlet section (11) and an outlet section (12) of the Coriolis force mass flowmeter (1) through the branch pipe (10), and the differential pressure sensor (2) is connected with the flow calculation display module (5) through the second pipeline (8).
3. The wet gas flow metering device according to claim 1, wherein the sensor group comprises a first pressure sensor (3) and a second pressure sensor (6), the pipelines comprise a first pipeline (7) and a third pipeline (9), the first pressure sensor (3) and the second pressure sensor (6) are respectively arranged at an inlet section (11) and an outlet section (12) of the Coriolis mass flow meter (1), the first pressure sensor (3) is connected with the flow calculation display module (5) through the first pipeline (7), and the second pressure sensor (6) is connected with the flow calculation display module (5) through the third pipeline (9).
4. The wet gas flow meter device according to claim 1, further comprising a processing unit (4), said pipeline further comprising a fourth pipeline (14), said processing unit (4) and flow calculation display module (5) being connected through the fourth pipeline (14).
5. The wet gas flow meter measuring device according to claim 2, wherein said first pressure sensor (3) is disposed at a middle position in a length direction of the inlet section (11), and a connection end of the branch pipe (10) connected to the inlet section (11) is located in a same radial plane as the first pressure sensor (3) in the inlet section (11).
6. A wet gas flow meter device according to claim 3, wherein said first pressure sensor (3) is arranged at a middle position in the length direction of the inlet section (11) and the second pressure sensor (6) is arranged at a middle position in the length direction of the outlet section (12).
7. The wet gas flow measuring device according to claim 2 or 3, characterized in that the Coriolis force mass flow meter (1) comprises a housing (13) in its middle section, the measuring tube of the Coriolis force mass flow meter (1) being located inside the housing (13), and a temperature sensor being arranged inside the housing (13), which temperature sensor is attached to the measuring tube of the Coriolis force flow meter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780443 | 2019-08-22 | ||
| CN201910780443X | 2019-08-22 |
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| CN210741584U true CN210741584U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911107387.XA Active CN110726444B (en) | 2019-08-22 | 2019-11-13 | Wet gas flow metering method and device based on Coriolis mass flowmeter |
| CN201921959922.XU Active CN210741584U (en) | 2019-08-22 | 2019-11-13 | Wet gas flow metering device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911107387.XA Active CN110726444B (en) | 2019-08-22 | 2019-11-13 | Wet gas flow metering method and device based on Coriolis mass flowmeter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021031217A1 (en) * | 2019-08-22 | 2021-02-25 | 无锡洋湃科技有限公司 | Wet gas flow measurement method based on coriolis mass flowmeter, and apparatus therefor |
| CA3169211A1 (en) * | 2020-01-31 | 2021-08-05 | Micro Motion, Inc. | Method of correcting flow meter variable |
| CN113932868B (en) * | 2021-09-16 | 2022-09-13 | 中国矿业大学 | Variable-pipe-diameter flow meter correction device and correction method |
| CN115096383B (en) * | 2022-07-15 | 2022-11-22 | 海默新宸水下技术(上海)有限公司 | Method for measuring and calculating gas phase flow in multiphase flow based on equivalent density |
| CN118424400B (en) * | 2024-07-05 | 2024-09-17 | 成都洋湃科技有限公司 | Gas-liquid two-phase fluid flow measurement method and gas-liquid two-phase flowmeter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7614312B2 (en) * | 2006-07-21 | 2009-11-10 | Invensys Systems, Inc. | Multi-phase coriolis flowmeter |
| WO2008027908A2 (en) * | 2006-08-28 | 2008-03-06 | Invensys Systems, Inc. | Wet gas measurement |
| CN201210060Y (en) * | 2008-01-31 | 2009-03-18 | 浙江大学 | Liquid-liquid two-phase stream measurement apparatus adopting main phase determinator |
| EP2427735A2 (en) * | 2009-05-04 | 2012-03-14 | Agar Corporation Ltd | Multi-phase fluid measurement apparatus and method |
| EP2775272A1 (en) * | 2013-03-06 | 2014-09-10 | Services Pétroliers Schlumberger | Coriolis flow meter for wet gas measurement |
| CN105910663B (en) * | 2016-04-06 | 2018-11-30 | 河北大学 | A kind of device and method measuring biphase gas and liquid flow flow |
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| CN110726444B (en) | 2021-02-12 |
| CN110726444A (en) | 2020-01-24 |
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