CN217151918U - Oil-gas-water three-phase flow meter - Google Patents
Oil-gas-water three-phase flow meter Download PDFInfo
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- CN217151918U CN217151918U CN202220519290.0U CN202220519290U CN217151918U CN 217151918 U CN217151918 U CN 217151918U CN 202220519290 U CN202220519290 U CN 202220519290U CN 217151918 U CN217151918 U CN 217151918U
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Abstract
The utility model relates to a petrochemical equipment field especially relates to an oil gas water three-phase flowmeter, including the pipeline, the flowmeter and locate the pressure controller on the pipeline, tube coupling gas-liquid separation device, gas phase flowmeter and oil water separator are connected to gas-liquid separation device, and oil water separator connects first heating device, and gas phase flowmeter and oil phase flowmeter are connected to first heating device, oil water separator connects the second heating device, gas phase flowmeter and water phase flowmeter are connected to the second heating device, the valve pressure controller with the flowmeter is connected with the display. The utility model provides an oil gas water three-phase separation device simple structure, oil, gas, separation of water is thorough, detects the accuracy, and stability is good.
Description
Technical Field
The utility model relates to a petrochemical equipment field specifically is an oil gas water three-phase flowmeter.
Background
The multiphase flowmeter for oil, gas and water is used for measuring the three-phase flow of oil, gas and water during the transportation of crude oil in pipeline, is widely used in onshore oil field and offshore oil industry, and is essential key equipment for analyzing single-well produced liquid and controlling oil well oil production process parameters. The research work of the existing oil-gas-water multiphase flowmeter starts from about 1980, in recent years, the multiphase flowmeter is more and more concerned by various petroleum companies in the aspect of oil well yield measurement, the effective phase content measurement of the multiphase flowmeter in the prior art mainly depends on a radioactive ray technology, the use supervision of the radioactive ray is greatly improved in recent years, the use of the radioactive ray is not encouraged, the radioactive ray measurement technology cannot be continuously developed and popularized in oil fields, and if other forms are adopted to measure the phase separation rate of oil, gas and water on line, the structure is complex and the stability is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an oil-gas-water three-phase flow meter, which comprises a pipeline, a flow meter and a pressure controller arranged on the pipeline, wherein the flow meter comprises a gas phase flow meter, an oil phase flow meter and a water phase flow meter, the pipeline is connected with a gas-liquid separation device, a gas phase outlet of the gas-liquid separation device is communicated with the gas phase flow meter, a liquid phase outlet of the gas-liquid separation device is connected with the oil-water separation device, a first heating device is connected with the oil phase outlet of the oil-water separation device, the gas phase outlet of the first heating device is connected with the gas phase flow meter, the oil phase outlet of the first heating device is connected with the oil phase flow meter, a second heating device is connected with the water phase outlet of the oil-water separation device, the gas phase outlet of the second heating device is connected with the gas phase flow meter, and the water phase outlet of the second heating device is connected with the water phase flow meter, the pressure controller and the flowmeter are connected with a display.
Preferably, the gas phase outlet of the gas-liquid separation device is connected with the gas phase flowmeter through a gas phase pipeline, the liquid phase outlet of the gas-liquid separation device is connected with the oil-water separation device through a liquid phase pipeline, the oil phase outlet of the oil-water separation device is connected with the first heating device through an oil phase pipeline, the gas phase outlet of the first heating device is communicated with the gas phase pipeline through a first gas phase branch pipe and then is connected with the gas phase flowmeter through the gas phase pipeline, the oil phase outlet of the first heating device is connected with the oil phase flowmeter through an oil phase branch pipe, the water phase outlet of the oil-water separation device is connected with the second heating device through a water phase pipeline, and a gas phase outlet of the second heating device is communicated with the gas phase pipeline through a second gas phase branch pipe and then is connected with the gas phase flowmeter through the gas phase pipeline, and a water phase outlet of the second heating device is connected with the water phase flowmeter through a water phase branch pipe.
Preferably, a first valve is arranged on the pipeline, and a second valve close to the gas-liquid separation device and a third valve close to the gas-phase flowmeter are arranged between the gas-liquid separation device and the gas-phase flowmeter; a fourth valve is arranged between the gas-liquid separation device and the oil-water separation device, a sixth valve is arranged on the first gas phase branch pipe, and a seventh valve is arranged on the oil phase branch pipe; and a ninth valve is arranged on the second gas phase branched pipe, and a tenth valve is arranged on the water phase branched pipe.
Preferably, the gas-liquid separation device is a cyclone gas-liquid separator.
Preferably, the oil-water separation device is a cyclone oil-water separator.
Compared with the prior art, the utility model provides an oil gas water three-phase flowmeter's beneficial effect does:
1. after oil-water separation, the separated oil is conveyed to a first heating device, the first heating device heats the oil phase, so that the gas phase dissolved in the oil phase can be further separated, and the separated oil is measured by an oil phase flowmeter, so that the accuracy of oil phase detection is improved;
2. after oil-water separation, the separated water is conveyed to a second heating device, the second heating device heats the water phase, so that the gas phase dissolved in the water phase can be further separated, and the separated water is measured by an aqueous phase flowmeter, so that the accuracy of aqueous phase detection is improved;
3. the gas phase separated from the gas-liquid separation device, the first heating device and the second heating device uniformly enters the gas phase pipeline, and is finally metered by the gas phase metering device, so that the accuracy of gas phase detection is improved.
To sum up, the utility model provides an oil gas water three-phase flow meter simple structure, oil, gas, separation of water are thorough, and the testing result is accurate, and stability is good.
Drawings
Fig. 1 is a schematic structural diagram of an oil-gas-water three-phase flow meter.
Description of reference numerals:
1. a gas-liquid separation device 2, a pipeline 3, a flowmeter 4, an oil-water separation device 5, a first heating device 6, a second heating device 7, a pressure controller 8 and a display,
21. a gas phase pipeline 22, a liquid phase pipeline 23, an oil phase pipeline 24, a water phase pipeline,
211. a first gas phase branched pipe 212, a second gas phase branched pipe,
231. an oil phase branch pipe, a 241 water phase branch pipe,
31. a gas phase flow meter 32, an oil phase flow meter 33, a water phase flow meter,
001. first valve, 002, second valve, 003, third valve, 004, fourth valve, 005, fifth valve, 006, sixth valve, 007, seventh valve, 008, eighth valve, 009, ninth valve, 010, tenth valve.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structures, ratios, sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes should fall within the scope that the technical contents disclosed in the present invention can cover without affecting the functions and the achievable purposes of the present invention.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example 1:
referring to fig. 1, the oil-gas-water three-phase flow meter comprises a pipeline 2, a flow meter 3, a pressure controller 7 and a valve which are arranged on the pipeline 2, wherein the flow meter 3 comprises a gas phase flow meter 31, an oil phase flow meter 32 and a water phase flow meter 33,
the pipeline 2 is connected with the gas-liquid separation device 1, a gas phase outlet of the gas-liquid separation device 1 is connected with a gas phase pipeline 21, the gas phase pipeline 21 is connected with the gas phase flowmeter 31,
a liquid phase outlet of the gas-liquid separation device 1 is connected with a liquid phase pipeline 22, the liquid phase pipeline 22 is connected with the oil-water separation device 4, an oil phase outlet of the oil-water separation device 4 is connected with an oil phase pipeline 23, the oil phase pipeline 23 is connected with a first heating device 5, a gas phase outlet of the first heating device 5 is connected with a first gas phase branch pipe 211, the first gas phase branch pipe 211 is communicated with the gas phase pipeline 21, an oil phase outlet of the first heating device 5 is connected with an oil phase branch pipe 231, the oil phase branch pipe 231 is connected with the oil phase flowmeter 32, a water phase outlet of the oil-water separation device 4 is connected with a water phase pipeline 24, the water phase pipeline 24 is connected with a second heating device 6, a gas phase outlet of the second heating device 6 is connected with a second gas phase branch pipe 212, the second gas phase branch pipe 212 is communicated with the gas phase pipeline 21, and a water phase outlet of the second heating device 6 is connected with a water phase branch pipe 241, the pressure controller 7 and the flow meter 3 are connected to a display 8.
A first valve 001 is arranged on the pipeline 2, and a second valve 002 close to the gas-liquid separation device 1 and a third valve 003 close to the gas-phase flow meter 31 are arranged between the gas-liquid separation device 1 and the gas-phase flow meter 31; a fourth valve 004 is arranged between the gas-liquid separation device 1 and the oil-water separation device 4, the first gas phase branched pipe 211 is provided with a sixth valve 006, and the oil phase branched pipe 231 is provided with a seventh valve 007; the second gas phase branched pipe 212 is provided with a ninth valve 009, and the water phase branched pipe 241 is provided with a tenth valve 010 connected with the water phase flowmeter 33.
The gas-liquid separation apparatus 1 is a cyclone gas-liquid separator commonly used in the art.
The oil-water separation device 4 is a cyclone oil-water separator commonly used in the field.
The working process of the three-phase flow meter in the embodiment is as follows:
the first valve 001 is opened, the crude oil enters the gas-liquid separation device 1 through the pipeline 2, the pressure controller 7 detects the pressure generated by the crude oil flowing through the pipeline 2 and transmits the pressure data to the display 8 in real time,
the gas phase in the gas-liquid separation device 1 enters the gas phase pipeline 21 through the gas phase outlet, the second valve 002 and the third valve 003 on the gas phase pipeline 21 are opened, the gas phase flows through the gas phase flowmeter 31, the gas phase flowmeter 31 meters the amount of gas passing through, and the data are transmitted to the display 8 in real time;
the liquid phase in the gas-liquid separation device 1 enters the liquid phase pipeline 22 through the liquid phase outlet, the fourth valve 004 on the liquid phase pipeline 22 is opened, the liquid phase flows into the oil-water separation device 4 through the liquid phase pipeline 22,
the oil phase in the oil-water separation device 4 enters the oil phase pipeline 23 through the oil phase outlet, the fifth valve 005 on the oil phase pipeline 23 is opened, the oil phase enters the first heating device 5 through the oil phase pipeline 23,
the gas phase further separated in the first heating device 5 enters the first gas phase separation pipe 211 through the gas phase outlet, the sixth valve 006 on the first gas phase separation pipe 211 is opened, the gas phase enters the gas phase pipeline 21 through the first gas phase separation pipe 211 and then flows into the gas phase flowmeter 31 through the gas phase pipeline 21, the gas phase flowmeter 31 meters the amount of the gas passing through and transmits the data to the display 8 in real time,
the oil phase further separated in the first heating device 5 enters the oil phase branch pipe 231 through the oil phase outlet, the seventh valve 007 on the oil phase branch pipe 231 is opened, the oil phase flows through the oil phase flow meter 32 through the oil phase branch pipe 231, the oil phase flow meter 32 meters the passing oil phase amount, and the data are transmitted to the display 8 in real time;
the water phase separated in the oil-water separation device 4 enters the water phase pipeline 24 through the water phase outlet, the eighth valve 008 on the water phase pipeline 24 is opened, the water phase enters the second heating device 6 through the water phase pipeline 24,
the gas phase further separated in the second heating device 6 enters the second gas phase branch pipe 212 through the gas phase outlet, the ninth valve 009 on the second gas phase branch pipe 212 is opened, the gas phase enters the gas phase pipeline 21 through the second gas phase branch pipe 212 and then flows into the gas phase flowmeter 31 through the gas phase pipeline 21, the gas phase flowmeter 31 meters the amount of gas passing through and transmits the data to the display 8 in real time,
the water phase further separated in the second heating device 6 enters the water phase branch pipe 241 through the water phase outlet, the tenth valve 010 on the water phase branch pipe 241 is opened, the water phase flows through the water phase flow meter 33 through the water phase branch pipe 241, the water phase flow meter 33 meters the amount of the water phase passing through, and the data are transmitted to the display 8 in real time.
In conclusion, the oil-gas-water content of the crude oil in the embodiment can be monitored in real time by displaying 8, the oil-gas-water three-phase separation is thorough, and the detection result is accurate.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (5)
1. The utility model provides an oil gas water three-phase flowmeter, includes pipeline (2), flowmeter (3) and locate pressure controller (7) on pipeline (2), its characterized in that: the flowmeter (3) comprises a gas phase flowmeter (31), an oil phase flowmeter (32) and a water phase flowmeter (33), the pipeline (2) is connected with the gas-liquid separation device (1), a gas phase outlet of the gas-liquid separation device (1) is communicated with the gas phase flowmeter (31), a liquid phase outlet of the gas-liquid separation device (1) is connected with the oil-water separation device (4), an oil phase outlet of the oil-water separation device (4) is connected with the first heating device (5), a gas phase outlet of the first heating device (5) is connected with the gas phase flowmeter (31), an oil phase outlet of the first heating device (5) is connected with the oil phase flowmeter (32), a water phase outlet of the oil-water separation device (4) is connected with the second heating device (6), a gas phase outlet of the second heating device (6) is connected with the gas phase flowmeter (31), a water phase outlet of the second heating device (6) is connected with the water phase flowmeter (33), the pressure controller (7) and the flowmeter (3) are connected with a display (8).
2. An oil, gas and water three-phase flow meter according to claim 1, wherein: the gas phase outlet of the gas-liquid separation device (1) is connected with the gas phase flowmeter (31) through a gas phase pipeline (21), the liquid phase outlet of the gas-liquid separation device (1) is connected with the oil-water separation device (4) through a liquid phase pipeline (22), the oil phase outlet of the oil-water separation device (4) is connected with the first heating device (5) through an oil phase pipeline (23), the gas phase outlet of the first heating device (5) is communicated with the gas phase pipeline (21) through a first gas phase branch pipe (211), the oil phase outlet of the first heating device (5) is connected with the oil phase flowmeter (32) through an oil phase branch pipe (231), the water phase outlet of the oil-water separation device (4) is connected with the second heating device (6) through a water phase pipeline (24), and the gas phase outlet of the second heating device (6) is communicated with the gas phase through a second gas phase branch pipe (212) And the pipeline (21) is connected with the gas phase flowmeter (31) through the gas phase pipeline (21), and a water phase outlet of the second heating device (6) is connected with the water phase flowmeter (33) through a water phase branch pipe (241).
3. An oil, gas and water three-phase flow meter according to claim 2, wherein: a first valve (001) is arranged on the pipeline (2), and a second valve (002) close to the gas-liquid separation device (1) and a third valve (003) close to the gas-phase flowmeter (31) are arranged between the gas-liquid separation device (1) and the gas-phase flowmeter (31); a fourth valve (004) is arranged between the gas-liquid separation device (1) and the oil-water separation device (4), a sixth valve (006) is arranged on the first gas-phase branch pipe (211), and a seventh valve (007) is arranged on the oil-phase branch pipe (231); and a ninth valve (009) is arranged on the second gas-phase branched pipe (212), and a tenth valve (010) is arranged on the water-phase branched pipe (241).
4. An oil, gas and water three phase flow meter according to any one of claims 1 to 3, wherein: the gas-liquid separation device (1) is a rotational flow gas-liquid separator.
5. An oil, gas and water three phase flow meter according to any one of claims 1 to 3, wherein: the oil-water separation device (4) is a cyclone oil-water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220519290.0U CN217151918U (en) | 2022-03-10 | 2022-03-10 | Oil-gas-water three-phase flow meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220519290.0U CN217151918U (en) | 2022-03-10 | 2022-03-10 | Oil-gas-water three-phase flow meter |
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| CN217151918U true CN217151918U (en) | 2022-08-09 |
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| CN202220519290.0U Active CN217151918U (en) | 2022-03-10 | 2022-03-10 | Oil-gas-water three-phase flow meter |
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