CN213540372U - Continuous metering and calibrating integrated device for super heavy oil testing well - Google Patents
Continuous metering and calibrating integrated device for super heavy oil testing well Download PDFInfo
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- CN213540372U CN213540372U CN202022688901.8U CN202022688901U CN213540372U CN 213540372 U CN213540372 U CN 213540372U CN 202022688901 U CN202022688901 U CN 202022688901U CN 213540372 U CN213540372 U CN 213540372U
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Abstract
The utility model discloses an ultra-thick oil examination oil well continuous measurement and demarcation integrated device, this device collect continuous measurement, artifical demarcation in an organic whole for in the ultra-thick oil examination oil measurement of exploratory well. The device consists of a tipping bucket weighing meter, a manual calibration measuring box, various valves, a manifold, an automatic controller and the like. The utility model discloses a tipping bucket weighing meter counter measures test oil well production liquid mass flow in succession, measures volume flow and carries out the cycle to the tipping bucket weighing meter counter with demarcating measuring box artifical measuring tape and demarcation, behind the artifical measuring tape, will measure incasement liquid pump and carry out to the production main line. The device solves the problems that the liquid storage tank cannot be used for metering in the oil testing of the ultra-thick oil exploration well and the liquid storage tank is difficult to empty, and is suitable for the application of the ultra-thick oil testing metering of the exploration well.
Description
Technical Field
The invention relates to the field of metering equipment for oil fields, in particular to a structure and a method of a continuous metering device of a exploratory well in testing oil of ultra-thick oil.
Background
In the process of testing oil, the requirement on the measurement precision of the exploration well is higher than that of a production oil well, and a large-volume liquid storage tank is generally adopted for observation, liquid storage and measurement. However, in the test oil of the ultra-thick oil, the ultra-thick oil can be accumulated in the liquid storage tank, the mixed bubbles can not escape, the manual accurate measuring scale metering can not be realized, and meanwhile, the accumulated crude oil in the tank is difficult to clean. According to the integrated device for continuously metering and calibrating the ultra-thick oil testing well, the tipping bucket weighing meter is adopted to measure the mass flow of the liquid yield of the ultra-thick oil well, the manual measuring scale of the calibration measuring box is used for measuring the volume flow periodically, and the tipping bucket weighing meter is calibrated, so that the accurate metering of the ultra-thick oil well testing in the oil testing process is realized.
Disclosure of Invention
The utility model discloses to the test oil measurement difficult problem of super viscous crude exploration well, provide a super viscous crude examination oil well continuous measurement and demarcation integrated device that is suitable for super viscous crude test oil measurement, the device is automatic continuous measurement and artifical integration of maring, adopts the tipping bucket weighing meter to measure the quality liquid production volume of examination oil well in succession, with the volume liquid production volume of demarcating measuring box cycle manual measurement chi measurement examination oil well to the tipping bucket weighing meter is markd.
The utility model discloses a super viscous crude examination oil well continuous measurement and demarcation integrated device adopts following technical scheme:
the continuous metering and calibrating integrated device for super heavy oil testing well consists of skip weighing meter, calibrating measuring box, various valves and manifolds, measuring instrument, automatic controller, bottom pry and the like, wherein all electric devices and instruments are connected with the automatic controller. The continuous metering and calibration integrated device for the ultra-thick oil well test integrates tipping bucket weighing continuous metering and manual calibration, continuously measures the mass liquid yield of the oil well test by using the tipping bucket weighing meter, measures the volume liquid yield of the oil well test by using the manual measuring scale of the calibration measuring box, and periodically calibrates and corrects the tipping bucket weighing meter, so that the ultra-thick oil well test can be accurately metered in the oil testing process.
Crude oil mixed liquid produced by the oil testing well enters the tipping bucket weighing and metering device through the electric three-way reversing valve, and the tipping bucket weighing and metering device automatically and continuously meters the mass liquid production of the oil testing well. And at intervals, the electric three-way reversing valve reverses, and the incoming liquid of the oil testing well is automatically guided into the calibration measuring box.
After the liquid level in the calibration measurement box reaches the position of the liquid level switch, the liquid level switch sends a signal, and the automatic controller drives the electric three-way reversing valve to continuously guide the incoming liquid of the oil test well to the tipping bucket weighing meter.
After the liquid storage of the measuring tank is calibrated, the automatic controller starts the electric heater to heat the super-thick oil liquid in the tank; when the temperature is heated to be more than or equal to 70 ℃, the accumulated liquid is spread out, the internal gas can be removed, and at the moment, the manual measuring scale is carried out, so that the volume liquid yield of the oil well is accurately measured. After the manual measuring scale is used, the outward conveying pump is started manually, and the liquid in the calibration measuring box is conveyed to a production main line.
And a bypass pipeline and a valve are arranged at a liquid outlet of the tipping bucket weighing meter and connected with a calibration measuring box. And manually opening the bypass pipeline valve every day or in a fixed period, calibrating the tipping bucket weighing meter, and timely finding and correcting errors generated by the tipping bucket weighing meter.
Drawings
Fig. 1 is the utility model discloses a continuous measurement of super viscous crude examination oil well and demarcation integrated device's schematic structure diagram.
Wherein: the system comprises a skip bucket weighing meter 1, a 2-L type three-way ball valve, a 3-meter liquid inlet pipeline, a 4-check valve, a 5-test oil well liquid inlet pipeline, a 6-liquid inlet electric three-way reversing valve, a 7-automatic controller, an 8-calibration measuring box, a 9-liquid level switch, a 10-temperature transmitter, an 11-electric heater, a 12-heating control box, a 13-output pump, a 14-electric straight-through valve, a 15-liquid outlet, a 16-liquid outlet pipeline, a 17-check valve, an 18-check valve, a 19-manual valve, a 20-manual valve, a 21-bypass calibration pipeline, a 22-meter liquid outlet pipeline and a 23-bottom pry.
Detailed Description
1. And a liquid inlet electric three-way reversing valve 6 of the continuous metering and calibrating integrated device of the ultra-thick oil testing well is connected to an incoming liquid pipeline 5 of the testing well. The liquid outlet 15 is connected with a liquid outlet pipeline 16 and is connected with a production trunk line, the instrument and the electric device are connected with the automatic controller 7, and the automatic controller 7 and the heating control box 12 are connected with a power supply.
2. The automatic controller 7 controls the electric three-way reversing valve 6 of the liquid inlet to guide the incoming liquid of the test oil well to the tipping bucket weighing meter 1.
3. The manual valve 20 is opened and the L-shaped three-way valve 2 directs the channel to the meter inlet line 3.
4. The tipping bucket weighing meter 1 automatically and continuously meters the mass liquid production amount of the oil test well, and the automatic controller 7 collects data in real time.
5. According to the preset sampling time, the automatic controller 7 controls the electric three-way reversing valve 6 to reverse, and oil is guided to the calibration measuring box 8.
6. The calibration measuring box 8 is provided with a liquid level switch 9, and when liquid entering the calibration measuring box reaches the liquid level switch 9, the automatic controller 7 drives the electric three-way reversing valve 6 to reverse, so that the oil is guided to the tipping bucket weighing gauge 1.
7. The check valve 4 and the check valve 18 are arranged for ensuring that the skip bucket weighing and metering system and the calibration and measurement box system work independently, and the two systems cannot influence each other in the running process; the L-shaped three-way valve 2 is arranged for overhauling the tipping bucket weighing meter 1.
8. After the calibration box 8 stores liquid, the automatic controller 7 starts the heating control box 12, automatically starts the electric heater 11 to heat the liquid in the box, and measures the temperature by the temperature transmitter 10; when the liquid is heated to 70 ℃, the liquid is spread out, and gas can be removed; the electric heater 11 is automatically turned off.
9. And manually measuring the volume liquid yield by a liquid level measuring scale in the calibration measuring box 8. After the measuring scale is finished, manually pressing a button to open the electric valve 14, starting the outward conveying pump 13, and completely conveying the liquid in the calibration measuring box 8 outward; after the calibration measurement box is emptied, the external delivery pump 13 and the electric valve 14 are closed; waiting for entering the next manual measurement.
10. And manually opening the manual valve 19 and closing the manual valve 20 every day or in a fixed period, and calibrating the measuring accuracy of the tipping bucket weighing meter 1 by using the calibration measuring box 8.
11. And repeating the above processes to complete multiple times of metering and calibration.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention; any modification, supplement, equivalent replacement, etc. made within the technical essence and principle of the present invention are still within the protection scope of the present invention.
Claims (6)
1. A continuous metering and calibration integrated device for an ultra-heavy oil testing well is characterized by comprising a tipping bucket weighing meter, a calibration measuring box, a pumping system, various valves, manifolds, an automatic controller and the like; the electric three-way reversing valve is arranged at the liquid inlet pipeline, two outlets of the electric three-way reversing valve are respectively connected with the tipping bucket weighing meter and the calibration measuring box, a bypass pipeline is arranged at the outlet of the tipping bucket weighing meter and connected with the calibration measuring box, the liquid outlet of the calibration measuring box is connected with the liquid discharge pump and the pipeline, and each electric device and each instrument are connected with the automatic controller.
2. The integrated continuous metering and calibration device for the ultra-heavy oil testing well as defined in claim 1, wherein the skip bucket weighing meter is used for continuously metering the mass liquid yield of the testing well.
3. The integrated continuous metering and calibrating device for the ultra-thick oil testing well as defined in claim 1, wherein the calibrating and measuring box automatically samples at intervals, and the volume liquid yield of the testing well is measured by a manual measuring ruler.
4. The integrated continuous metering and calibrating device for the ultra-thick oil testing well as defined in claim 1, wherein the calibrating and measuring box is an open rectangular box body, which is convenient for manual observation and measuring scale, a liquid level switch, an electric heater and a temperature transmitter are arranged on the box body, and the heating and temperature control are automatically started after the liquid reaches the position of the liquid level switch.
5. The integrated continuous metering and calibration device for the ultra-thick oil testing well as defined in claim 1, wherein a liquid discharge pump, an electric straight-through valve and a pipeline are arranged at the outlet of the bottom of the calibration measuring box, and after manual measurement is completed, the liquid is discharged into a production trunk line.
6. The integrated continuous metering and calibrating device for the ultra-heavy oil testing well as defined in claim 1, wherein a bypass pipeline is arranged at the outlet of the weighing skip bucket weighing device to be connected with a calibration measuring box, and the skip bucket weighing device is manually calibrated every day or at a fixed period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022688901.8U CN213540372U (en) | 2020-11-19 | 2020-11-19 | Continuous metering and calibrating integrated device for super heavy oil testing well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022688901.8U CN213540372U (en) | 2020-11-19 | 2020-11-19 | Continuous metering and calibrating integrated device for super heavy oil testing well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213540372U true CN213540372U (en) | 2021-06-25 |
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| CN202022688901.8U Active CN213540372U (en) | 2020-11-19 | 2020-11-19 | Continuous metering and calibrating integrated device for super heavy oil testing well |
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| CN (1) | CN213540372U (en) |
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- 2020-11-19 CN CN202022688901.8U patent/CN213540372U/en active Active
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