CN212508265U - Online metering device of two tipping buckets - Google Patents
Online metering device of two tipping buckets Download PDFInfo
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- CN212508265U CN212508265U CN202021388406.9U CN202021388406U CN212508265U CN 212508265 U CN212508265 U CN 212508265U CN 202021388406 U CN202021388406 U CN 202021388406U CN 212508265 U CN212508265 U CN 212508265U
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Abstract
The utility model provides a two tipping buckets on-line metering device relates to oil and equips technical field. The method is characterized in that: including cyclone separation system, crude oil gas flow rate measurement system, buffer pipe system, crude oil moisture content monitoring system, liquid measure metering system and gas-liquid hybrid system, crude oil passes through the inlet and gets into cyclone separation system, cyclone separation system separates into gaseous phase material and liquid phase material with crude oil, and gaseous phase material gets into crude oil gas flow rate measurement system and accomplishes gas measurement, and liquid phase material gets into crude oil moisture content monitoring system earlier and accomplishes moisture content monitoring afterwards and gets into liquid measure metering system and accomplish the liquid measure. During the period, if the pipeline pressure is increased, part of liquid-phase substances flow into the buffer pipeline system and then flow into the liquid metering system. The device has the characteristics of oil-gas separation metering, real-time data monitoring, easiness in operation, accuracy in metering and the like.
Description
Technical Field
The utility model relates to a technical field is equipped to the oil, especially relates to an online metering device of two tipping buckets.
Background
At present, oil well metering technologies are roughly divided into turbine metering, manual metering and tipping bucket metering, wherein the turbine metering is suitable for oil wells with high yield and few large particles and impurities. The manual measurement needs to be carried out, and the working efficiency is low. The tipping bucket has wide application range, stable structure operation and high metering precision and is favored by most oil fields. Accordingly, conventional skip metering also has disadvantages that may cause flooding of the tank when well flow is too fast. The accuracy of the traditional oil well metering equipment on the precision of gas measurement, water content monitoring and liquid measurement in an oil well needs to be further improved.
Disclosure of Invention
The utility model provides a double-tipping bucket on-line metering device, which can separate the material in the crude oil into gas phase and liquid phase through a cyclone separation device to the crude oil of an oil well, thereby avoiding the influence of the multiphase mixture of the crude oil on the metering result; the metering device combines a cyclone separation system, a crude oil gas flow metering system, a buffer pipeline system, a crude oil water content monitoring system and a liquid amount metering system together, and has the characteristics of simplicity in operation, accurate data, timeliness in acquisition, reliability in operation and the like.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a two tipping buckets on-line metering device, includes cyclone separation system, crude oil gas flow metering system, buffer pipe system, crude oil moisture content monitoring system, liquid measure metering system and gas-liquid mixing system.
The cyclone separation system is formed by combining a liquid inlet, a liquid inlet pipe, a cyclone separation cavity, a gas introducing elbow pipe and a liquid introducing elbow pipe;
the crude oil gas flow metering system is formed by combining a gas flow meter and a gas leading-out straight pipe, and is connected with a gas leading-in pipe in the cyclone separation system;
the buffer pipeline system is formed by combining a first buffer straight pipe, a second buffer straight pipe, a third buffer straight pipe, a first buffer bent pipe, a second buffer bent pipe, a first buffer transverse pipe and a second buffer transverse pipe, and is respectively connected with a liquid guide-in straight pipe in the crude oil water content monitoring system and a liquid guide-in transverse pipe in the liquid quantity metering system;
the monitoring system for the water content of the crude oil is formed by combining an inserted water content monitor and a liquid leading-in straight pipe, and is respectively connected with a liquid leading-in bent pipe in the cyclone separation system and a first buffer straight pipe in a buffer pipeline system;
the liquid quantity metering system is formed by combining a first tipping bucket metering device, a second tipping bucket metering device, a liquid leading-in transverse pipe, a four-way joint, a first tipping bucket liquid inlet pipe, a second tipping bucket liquid inlet pipe, a first tipping bucket liquid inlet bent pipe, a second tipping bucket liquid inlet bent pipe and a tipping bucket liquid inlet transverse pipe, and the metering system is respectively connected with all buffer straight pipes in a buffer pipeline system, all liquid leading-in straight pipes in a crude oil moisture content monitoring system and all three-way joints in an air-liquid mixing system;
the gas-liquid mixing system is formed by combining a gas-liquid mixing pipe, a first tee joint, a second tee joint and a liquid outlet, and is respectively connected with a gas leading-out straight pipe in the crude oil gas flow metering system and a double-tipping-bucket metering device in the liquid quantity metering system.
Preferably, the first skip bucket metering device and the second skip bucket metering device are respectively provided with a Hall sensor, a pressure sensor, a level meter and two handles.
Preferably, all be equipped with flow monitoring data module on tipping bucket metering device, the gas flowmeter, be equipped with moisture content monitoring data module on the bayonet moisture content monitor. And the flow monitoring data module and the water content monitoring data module are both connected with the data transmission module.
The utility model has the advantages that: according to the double-tipping-bucket online metering device, crude oil in an oil well flows into the cyclone separation system through the liquid inlet pipeline in the working process, and gas-phase substances and liquid-phase substances in the crude oil are separated through the cyclone separation system. Wherein the gas phase substance is introduced into the gas-liquid mixing pipe after being measured by the crude oil gas flow metering system through the pipeline. Wherein the liquid phase material flows into the crude oil water content monitoring system to measure the crude oil water content, then most of the liquid phase material flows into the liquid volume metering system to measure the oil well flow, and a small part of mixed liquid flows into the buffer pipeline system due to the fact that the pressure in the pipeline is higher, and finally flows into the liquid volume metering system. The liquid phase substances with the measured water content and liquid flow are collected into the gas-liquid mixing pipe together with the gas and then discharged through the liquid outlet. The device can accurately measure the gas flow, the liquid flow and the water content of crude oil in a single well in a sectional measurement mode. By arranging the buffer pipeline system, the phenomenon that the flow velocity of crude oil is unstable due to overlarge pressure difference with an oil well to cause the skip tank is avoided. The accuracy of oil well liquid quantity measurement is fully improved by configuring two tipping bucket metering devices. The double-tipping-bucket online metering device is suitable for working conditions of unstable crude oil flow velocity, gas containing crude oil medium, intermittent oil outlet, low-yield oil well and the like.
Drawings
The invention will be further explained with reference to the drawings of the embodiments.
FIG. 1 is a front view of a dual skip online metering device.
Fig. 2 is a left side view of the dual skip online metering device.
Fig. 3 is a top view of the dual skip online metering device.
In the figure: 1. a liquid inlet; 2. a liquid inlet pipe; 3. a cyclonic separation chamber; 4. a gas introduction elbow; 5. a gas flow meter; 6. a gas lead-out straight pipe; 7. introducing liquid into the elbow; 8. introducing liquid into the straight pipe; 9. inserting a water content monitor; 10. leading liquid into the transverse pipe; 11. a first skip liquid inlet elbow; 12. a tipping bucket enters the liquid transverse pipe; 13. a second skip feed liquid elbow; 14. four-way connection; 15. a first skip liquid inlet pipe; 16. a second skip liquid inlet pipe; 17. a first skip metering device; 18. a second skip metering device; 19. a first tee joint; 20. a second tee joint; 21. a gas-liquid mixing pipe; 22. a liquid outlet; 23. a first buffer straight pipe; 24. a first buffer bend; 25. a first horizontal buffer pipe; 26. a second horizontal buffer pipe; 27. a second buffer straight pipe; 28. a second buffer bend; 29. and a third buffer straight pipe.
Detailed Description
The utility model provides a pair of online metering device of two tipping buckets will combine below the utility model discloses the drawing in the embodiment is right the technical scheme in the embodiment of the utility model is clear, describe in detail, should point out that the embodiment that describes is only a part of the embodiment of the utility model, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings.
The embodiment of the utility model provides a two tipping buckets on-line metering device, as shown in figure 1 and figure 2, the two tipping buckets on-line metering device comprises a cyclone separation system, the cyclone separation system comprises a liquid inlet 1, a liquid inlet pipe 2, a cyclone separation cavity 3, a gas leading-in elbow pipe 4 and a liquid leading-in elbow pipe 7; crude oil flows into the liquid inlet pipe 2 through the liquid inlet 1, the liquid inlet pipe 2 guides the crude oil into the cyclone separation cavity 3, and the cyclone separation cavity 3 separates the crude oil into liquid-phase substances and gas-like substances. The separated gas phase substance rises and enters the gas introduction elbow 4, and the separated liquid phase substance enters the liquid introduction elbow 7.
As shown in fig. 2, the double-tipping-bucket online metering device comprises a crude oil gas flow metering system, wherein the crude oil gas flow metering system comprises a gas flowmeter 5 and a gas leading-out straight pipe 6; the gas phase substance separated by the cyclone separation chamber 3 flows through the gas introduction elbow 4 and then enters the gas flowmeter 5, and the gas phase substance is metered by the gas flowmeter 5.
As shown in fig. 1 and 2, the double-skip bucket online metering device comprises a crude oil water content monitoring system, wherein the crude oil water content monitoring system comprises a liquid leading-in straight pipe 8 and an insertion type water content monitor 9; the liquid phase material flows into a liquid leading-in straight pipe 8 through a liquid leading-in bent pipe 7, and an inserted water content monitor 9 is arranged on the liquid leading-in straight pipe 8. The water content of the crude oil can be monitored by the liquid phase substance through the plug-in water content monitor 9.
As shown in fig. 1 and 2, the double-skip online metering device comprises a liquid amount metering system, wherein the liquid amount metering system comprises a liquid leading-in transverse pipe 10, a first skip liquid inlet bent pipe 11, a skip liquid inlet transverse pipe 12, a second skip liquid inlet bent pipe 13, a four-way joint 14, a first skip liquid inlet pipe 15, a second skip liquid inlet pipe 16, a first skip metering device 17 and a second skip metering device 18; liquid phase substances with the measured water content sequentially flow through the liquid leading-in transverse pipe 10, the first skip liquid inlet bent pipe 11, the skip liquid inlet transverse pipe 12 and the second skip liquid inlet bent pipe 13 to flow into the cross joint 14, the liquid phase substances are divided into the first skip liquid inlet pipe 15 and the second skip liquid inlet pipe 16 through the cross joint 14, the liquid phase substances are respectively led into the first skip metering device 17 and the second skip metering device 18 through the first skip liquid inlet pipe 15 and the second skip liquid inlet pipe 16, and the liquid phase substances are metered through the first skip metering device 17 and the second skip liquid metering device 18.
As shown in fig. 1, the double-skip online metering device comprises a gas-liquid mixing system, wherein the gas-liquid mixing system comprises a first tee joint 19, a second tee joint 20, a gas-liquid mixing pipe 21 and a liquid outlet 22; the liquid phase substances which are metered are led into a gas-liquid mixing pipe 21 through a first tee joint 19 and a second tee joint 20, the gas phase substances which are metered are led into the gas-liquid mixing pipe 21 through a gas leading-out straight pipe 6, and the gas phase substances and the liquid phase substances are mixed in the gas-liquid mixing pipe 21 and then discharged out of crude oil through a liquid outlet 22.
As shown in fig. 1 and fig. 3, the double-skip online metering device comprises a buffer pipeline system, wherein the buffer pipeline system comprises a first buffer straight pipe 23, a first buffer bent pipe 24, a first buffer transverse pipe 25, a second buffer transverse pipe 26, a second buffer straight pipe 27, a second buffer bent pipe 28 and a third buffer straight pipe 29; it should be noted that, the buffer pipeline system is to effectively prevent the situation that the flow rate becomes fast due to the increase of the pressure in the pipeline, thereby causing the tank flooding, and to maintain the air pressure in the pipeline stable to a certain extent.
It is to be added that the first skip bucket metering device 17 and the second skip bucket metering device 18 are respectively provided with a hall sensor, a pressure sensor, a level gauge and two handles. All be equipped with flow monitoring data module on first tipping bucket metering device 17, second tipping bucket metering device 18, the gas flowmeter 5, be equipped with moisture content monitoring data module on the bayonet moisture content monitor 9. And the flow monitoring data module and the water content monitoring data module are both connected with the data transmission module.
The utility model provides a double-tipping bucket on-line metering device, which separates crude oil produced in an oil well into a gas phase state and a liquid phase state through a cyclone separation system, thereby ensuring the accurate metering of the liquid production amount and the gas production amount of the oil well; the double-tipping-bucket metering device and the buffer pipeline system used by the device can effectively prevent the conditions of tank flooding and inaccurate metering caused by unstable pressure in the pipeline. In addition, the metering device has the characteristic of full-time detection metering, so that first-hand information can be provided for single-well real-time monitoring, oil well fine management and oil well measure scheme analysis.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any conceivable changes or substitutions by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (3)
1. The utility model provides a two tipping buckets on-line metering device which characterized in that, includes cyclone separation system, crude oil gas flow measurement system, buffer pipe system, crude oil moisture content monitoring system, liquid measure metering system and gas-liquid mixing system:
the cyclone separation system is formed by combining a liquid inlet, a liquid inlet pipe, a cyclone separation cavity, a gas introducing elbow pipe and a liquid introducing elbow pipe;
the crude oil gas flow metering system is formed by combining a gas flow meter and a gas leading-out straight pipe, and is connected with a gas leading-in pipe in the cyclone separation system;
the buffer pipeline system is formed by combining a first buffer straight pipe, a second buffer straight pipe, a third buffer straight pipe, a first buffer bent pipe, a second buffer bent pipe, a first buffer transverse pipe and a second buffer transverse pipe, and is respectively connected with a liquid guide-in straight pipe in the crude oil water content monitoring system and a liquid guide-in transverse pipe in the liquid quantity metering system;
the monitoring system for the water content of the crude oil is formed by combining an inserted water content monitor and a liquid leading-in straight pipe, and is respectively connected with a liquid leading-in bent pipe in the cyclone separation system and a first buffer straight pipe in a buffer pipeline system;
the liquid quantity metering system is formed by combining a first tipping bucket metering device, a second tipping bucket metering device, a liquid leading-in transverse pipe, a four-way joint, a first tipping bucket liquid inlet pipe, a second tipping bucket liquid inlet pipe, a first tipping bucket liquid inlet bent pipe, a second tipping bucket liquid inlet bent pipe and a tipping bucket liquid inlet transverse pipe, and the metering system is respectively connected with all buffer straight pipes in a buffer pipeline system, all liquid leading-in straight pipes in a crude oil moisture content monitoring system and all three-way joints in an air-liquid mixing system;
the gas-liquid mixing system is formed by combining a gas-liquid mixing pipe, a first tee joint, a second tee joint and a liquid outlet, and is respectively connected with a gas leading-out straight pipe in the crude oil gas flow metering system and a double-tipping-bucket metering device in the liquid quantity metering system.
2. The dual skip bucket online metering device of claim 1 wherein the first skip bucket metering device and the second skip bucket metering device are each provided with a hall sensor, a pressure sensor, a level gauge, and two handles.
3. The online double-skip metering device according to claim 1, wherein the skip metering device and the gas flowmeter are respectively provided with a flow monitoring data module, the plug-in water content monitor is provided with a water content monitoring data module, and the flow monitoring data module and the water content monitoring data module are both connected with a data transmission module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021388406.9U CN212508265U (en) | 2020-07-15 | 2020-07-15 | Online metering device of two tipping buckets |
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| CN202021388406.9U CN212508265U (en) | 2020-07-15 | 2020-07-15 | Online metering device of two tipping buckets |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412435A (en) * | 2022-03-29 | 2022-04-29 | 四川华气清源科技股份有限公司 | Wellhead separation metering device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412435A (en) * | 2022-03-29 | 2022-04-29 | 四川华气清源科技股份有限公司 | Wellhead separation metering device |
| CN114412435B (en) * | 2022-03-29 | 2022-07-15 | 四川华气清源科技股份有限公司 | Wellhead separation metering device |
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