CN217632401U - Accurate metering device of liquid production of core high-power water flooding experiment - Google Patents
Accurate metering device of liquid production of core high-power water flooding experiment Download PDFInfo
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- CN217632401U CN217632401U CN202221227108.0U CN202221227108U CN217632401U CN 217632401 U CN217632401 U CN 217632401U CN 202221227108 U CN202221227108 U CN 202221227108U CN 217632401 U CN217632401 U CN 217632401U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 239000007788 liquid Substances 0.000 title claims abstract description 44
- 238000002474 experimental method Methods 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 20
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 19
- 239000010779 crude oil Substances 0.000 description 8
- 238000004945 emulsification Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
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Abstract
The utility model provides a liquid production accurate metering device for a core high-power water flooding experiment, which comprises a high-precision metering burette (1), wherein the upper end of the high-precision metering burette (1) is connected with the tail end of a displacement device and is provided with an initial liquid level monitoring sensor (11), and the outlet end is connected with a straight pipe (6); a water bath tank (4) is additionally arranged around the high-precision measuring pipe (1), a temperature sensor (10) is arranged in the water bath tank (4), and the lower part of the water bath tank is connected with a heating table (5); the straight pipe (6) is connected with a water storage device (7) through a micro constant speed pump (9); the water storage device (7) is provided with a liquid level sensor (8); the initial liquid level monitoring sensor (11), the temperature sensor (10) and the liquid level sensor (8) centralize signals to the display controller (12) and finally output the signals to the processor (13). The utility model discloses compact structure, small can satisfy the high time water drive in-process of core and produce the accurate measurement of oil and the control at any time of water drive degree.
Description
Technical Field
The utility model relates to an indoor physical simulation displacement of reservoir oil experimental field among the oil industry, concretely relates to liquid accurate metering device is produced in core high power water displacement of reservoir oil experiment.
Background
The indoor physical simulation oil displacement experiment is a main means for carrying out basic research on oil reservoir properties, oil displacement mechanism, oil displacement efficiency and the like on a similar model according to the main characteristics of an oil reservoir, provides basic parameters for numerical simulation research in a later period, and plays a significant role in oil reservoir development. Oil-water metering under the existing conditions is mostly read through a measuring cylinder, and the requirement of accurately metering produced liquid under the high-power water flooding condition cannot be met; in addition, in the conventional oil-water metering, the produced oil is mostly solidified in a measuring cylinder at room temperature, and the phenomena of crude oil emulsification and wall hanging are serious, so that the oil displacement efficiency result is large in error. Therefore, the conventional liquid production metering method cannot accurately meter oil and water.
At present, although a conventional metering device such as CN204461520U, which is an oil, gas and water metering device suitable for an indoor oil displacement experiment, preliminarily solves the problem of accurately reading produced oil, the influence of crude oil emulsification and wall hanging phenomena on the produced oil metering is ignored, and the metering of produced liquid under a high-power water displacement condition cannot be met; CN110243425A oil-water separation metering device and method of oil-water two-phase displacement tail end has high measurement accuracy, solves the problem that crude oil emulsification has influence on crude oil measurement accuracy, but still has crude oil wall hanging phenomenon, and causes certain errors in measurement results.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide a liquid accurate measurement device is produced in high water displacement of reservoir oil experiment of core.
The utility model aims at realizing through the following technical scheme:
the utility model provides a precise metering device for liquid production in a core high-power water flooding experiment, which comprises a high-precision metering burette 1, wherein the upper end of the high-precision metering burette 1 is connected with the tail end of a displacement device and is provided with an initial liquid level monitoring sensor 11, and the outlet end of the high-precision metering burette is connected with a straight pipe 6; a water bath tank 4 is additionally arranged around the high-precision metering tube 1, a temperature sensor 10 is arranged in the water bath tank 4, and the lower part of the water bath tank is connected with a heating table 5; the straight pipe 6 is connected with a water storage device 7 through a micro constant speed pump 9; the water storage device 7 is provided with a liquid level sensor 8; the initial liquid level monitoring sensor 11, the temperature sensor 10 and the liquid level sensor 8 centralize signals to the display controller 12 and finally output to the processor 13.
Further, the upper part of the high-precision measuring pipe 1 is provided with an initial liquid level monitoring sensor 11, the interior of the high-precision measuring pipe is connected with the piston 2 through a hydraulic rod 3, and the lower end of the high-precision measuring pipe is connected with the straight pipe 6.
Further, a high-precision measuring tube 1 is fixed at the center position in the water bath tank 4, the lower end of the high-precision measuring tube is arranged on the heating table 5, and a temperature sensor 8 is arranged in the high-precision measuring tube.
To sum up, owing to adopted above-mentioned technical scheme, the utility model discloses compare with above-mentioned background art and can have following beneficial effect: the utility model has compact structure, small volume and strong adaptability to flow fluctuation, adopts water bath heating to the metering pipe, leads oil-water two-phase separation to be thorough, avoids crude oil emulsification and crude oil wall hanging phenomenon, and can meet the accurate metering of produced oil; and simultaneously, the utility model discloses be equipped with water receiver 7, the displacement experiment under the high time water drive condition is realized to accessible trace constant speed pump 9.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of the labeling: 1. a high-precision measuring tube 2 and a piston; 3. a hydraulic lever; 4. a water bath tank; 5. a heating stage; 6. a straight pipe; 7. a water reservoir; 8. a liquid level sensor; 9. a micro constant speed pump; 10. a temperature sensor; 11. an initial liquid level monitoring sensor; 12. a display controller; 13. a processor.
Detailed Description
The following describes the present invention in further detail with reference to the attached drawings.
Referring to fig. 1, the utility model provides a liquid production precise metering device for a core high-power water flooding experiment, which comprises a high-precision metering burette 1, wherein the upper end of the high-precision metering burette 1 is connected with the tail end of a displacement device and is provided with an initial liquid level monitoring sensor 11, and the outlet end of the high-precision metering burette is connected with a straight pipe 6; a water bath tank 4 is additionally arranged around the high-precision metering tube 1, a temperature sensor 10 is arranged in the water bath tank 4, and the lower part of the water bath tank is connected with a heating table 5; the straight pipe 6 is connected with a water storage device 7 through a micro constant speed pump 9; the water storage device 7 is provided with a liquid level sensor 8; the initial liquid level monitoring sensor 11, the temperature sensor 10 and the liquid level sensor 8 centralize signals to the display controller 12 and finally output to the processor 13.
The lower part of the water bath tank 4 is connected with a heating table 5, the water bath temperature is set through a display controller 12 at the beginning of an experiment, and the temperature of the water bath tank 4 quickly reaches the set temperature after being heated by the heating table 5; after the output liquid of the displacement device enters the high-precision metering tube 1, the displacement device is heated by the water bath tank 4, the viscosity of the crude oil is greatly reduced, the fluidity is improved, the oil-water separation is thorough, and the oil-water interface is clear; meanwhile, under the action of gravity, the piston 2 is pressed to descend to drive the hydraulic rod 3 to contract, and the hydraulic rod stops when the piston 2 descends to the bottom end of the high-precision metering tube 1; at this time, under the continuous action of the displacement device, the liquid level in the high-precision metering tube 1 begins to rise, when the liquid level exceeds the initial liquid level, the initial liquid level monitoring sensor 11 captures the signal and transmits the signal to the display controller 12, the display controller 12 receives the signal and then rapidly sends a command to start the micro constant-speed pump 9, the liquid discharge speed is adjusted according to the signal, and when the liquid level is restored to the initial liquid level, the system sends a command to stop the micro constant-speed pump 9. After the produced liquid enters the water receiver 7, the liquid level sensor 8 transmits a signal to the display controller 12 and displays the liquid amount information in real time; after displacement is complete, the processor 13 collects and further processes the resulting signals.
The above-mentioned embodiments are only used for explaining the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, the scope of the present invention should not be limited by the present embodiment, and all the equivalent changes or modifications made according to the spirit of the present invention will still fall within the scope of the present invention.
Claims (3)
1. The accurate metering device for the produced liquid in the core high-power water flooding experiment is characterized by comprising a high-precision metering burette (1), wherein the upper end of the high-precision metering burette (1) is connected with the tail end of a displacement device and is provided with an initial liquid level monitoring sensor (11), and the outlet end of the high-precision metering burette is connected with a straight pipe (6); a water bath tank (4) is additionally arranged around the high-precision measuring pipe (1), a temperature sensor (10) is arranged in the water bath tank (4), and the lower part of the water bath tank is connected with a heating table (5); the straight pipe (6) is connected with a water storage device (7) through a micro constant speed pump (9); the water storage device (7) is provided with a liquid level sensor (8); the initial liquid level monitoring sensor (11), the temperature sensor (10) and the liquid level sensor (8) centralize signals to the display controller (12) and finally output the signals to the processor (13).
2. The accurate liquid production metering device for the core high-power water flooding experiment is characterized in that an initial liquid level monitoring sensor (11) is arranged at the upper part of the high-accuracy metering tube (1), the interior of the high-accuracy metering tube is connected with a piston (2) through a hydraulic rod (3), and a lower end outlet of the high-accuracy metering tube is connected with a straight tube (6).
3. The accurate measuring device for liquid production in core high-power water flooding experiments according to claim 1, characterized in that a high-accuracy measuring tube (1) is fixed at the center inside the water bath tank (4), the lower end of the high-accuracy measuring tube is arranged on the heating table (5), and a temperature sensor (10) is arranged inside the high-accuracy measuring tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227108.0U CN217632401U (en) | 2022-05-20 | 2022-05-20 | Accurate metering device of liquid production of core high-power water flooding experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227108.0U CN217632401U (en) | 2022-05-20 | 2022-05-20 | Accurate metering device of liquid production of core high-power water flooding experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217632401U true CN217632401U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221227108.0U Expired - Fee Related CN217632401U (en) | 2022-05-20 | 2022-05-20 | Accurate metering device of liquid production of core high-power water flooding experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217632401U (en) |
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2022
- 2022-05-20 CN CN202221227108.0U patent/CN217632401U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221021 |
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| CF01 | Termination of patent right due to non-payment of annual fee |