CN205638300U - Well drilling working condition monitoring system - Google Patents
Well drilling working condition monitoring system Download PDFInfo
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- CN205638300U CN205638300U CN201620394562.3U CN201620394562U CN205638300U CN 205638300 U CN205638300 U CN 205638300U CN 201620394562 U CN201620394562 U CN 201620394562U CN 205638300 U CN205638300 U CN 205638300U
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- 238000005553 drilling Methods 0.000 title claims abstract description 110
- 238000012544 monitoring process Methods 0.000 title claims abstract description 29
- 239000012530 fluid Substances 0.000 claims abstract description 82
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000012806 monitoring device Methods 0.000 claims abstract description 12
- 238000011161 development Methods 0.000 claims description 14
- 238000012502 risk assessment Methods 0.000 claims description 12
- 238000013500 data storage Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a well drilling working condition monitoring system, include: well drilling liquid bath liquid level increment monitoring devices, drilling fluid inlet flow rate meter, drilling fluid rate of discharge meter, data acquisition device, computer, wherein, data acquisition device, data acquisition device linked computers are connected to well drilling liquid bath liquid level increment monitoring devices, drilling fluid inlet flow rate meter, drilling fluid rate of discharge meter, well drilling liquid bath liquid level increment monitoring devices for fluidic accumulative total characteristic is spilled over during boring well kick to the monitoring, acquires the drilling fluid and spills over the pit shaft total flow, drilling fluid inlet flow rate meter for the drilling fluid volume of pit shaft was gone into to the pump in measurement no. 1 was fixed time, drilling fluid rate of discharge meter for the well head returned the drilling fluid volume of arranging in measurement no. 1 was fixed time, the data acquisition device for drilling fluid volume, well head that the receipt drilling fluid spills over pit shaft total flow, pump income pit shaft return the drilling fluid volume of arranging, send to the computer, the computer for generate the monitoring chart.
Description
Technical Field
The utility model relates to an oil land drilling well accuse field indicates a drilling operating mode monitoring system especially.
Background
In the drilling process, because uncertain factors are many, overflow conditions are easy to occur, if the overflow control at the initial moment is not good or the overflow degree is not known enough, the overflow will be further developed, so that well control emergency dangerous situations or blowout occur, and the production safety of a company can be seriously threatened when the well control emergency dangerous situations occur. Once blowout occurs, the underground situation is complicated by a light person, and the oil-gas reservoir is damaged to different degrees; the serious people can cause the well blowout to be out of control, so that oil and gas resources are seriously damaged, and fire disasters can be caused to cause the consequences of machine destruction, personal death and environmental pollution, thereby not only bringing huge economic loss, but also causing extremely severe social influence and even generating adverse international influence.
In the prior art, for the overflow condition, it is usually only to simply monitor the increment of the mud pit page to determine whether the overflow condition occurs, so as to control the overflow condition. However, if the overflow control is not good, the well blowout will be developed, and an evaluation device for the overflow development is still lacked, so that the whole well control process is incomplete, and the risk of well blowout accidents is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drilling operating mode monitoring system for the risk evaluation to land drilling overflow development, the evaluation is from the development trend of early overflow and future overflow, gives the risk evaluation result, makes preparation for follow-up well control, reduces the probability that the blowout accident takes place.
The utility model provides a well drilling operating mode monitoring system includes: the device comprises a drilling fluid pool liquid level increment monitoring device 1, a drilling fluid inlet flowmeter 2, a drilling fluid outlet flowmeter 3, a data acquisition device 4 and a computer 5; the device comprises a drilling fluid pool, a drilling fluid inlet flowmeter 2, a drilling fluid outlet flowmeter 3, a data acquisition device 4, a computer 5 and a monitoring device 1 for the increment of the liquid level of the drilling fluid pool, wherein the data acquisition device 4 is connected with the computer 5; the drilling fluid pool liquid level increment monitoring device 1 is used for monitoring the accumulated characteristics of overflowing fluid during the drilling overflow period and acquiring the total flow of the overflowing well bore of the drilling fluid; the drilling fluid inlet flowmeter 2 is used for metering the volume of the drilling fluid pumped into the shaft within a certain time; the drilling fluid outlet flowmeter 3 is used for metering the volume of drilling fluid flowing back from a wellhead within a certain time; the data acquisition device 4 is used for receiving the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead and sending the drilling fluid to the computer 5; and the computer 5 is used for generating a monitoring chart according to the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead.
Further, when the well is overflowed, the computer 5 is also used for carrying out risk analysis on the drilling working condition according to the monitoring chart to generate overflow development risk analysis data.
Further, the system further comprises: and the data storage device 6 is connected to the computer 5 and is used for storing the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft, the volume of the drilling fluid flowing back from the well head, a monitoring chart and overflow development risk analysis data.
Further, the system further comprises: and the printing device 7 is connected with the computer 5.
The utility model provides a pair of well drilling operating mode monitoring system can real-time supervision overflow emergence in-process flow parameter and storage, improves the not enough of the aspect risk analysis of overflow development in the well control operation flow, and this system hardware cost is lower, and is convenient for install and realize at the well drilling scene.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is the utility model discloses a well drilling operating mode monitoring system schematic structure.
Detailed Description
The following description of the preferred embodiments of the present invention will further illustrate the technical means taken to achieve the objects of the present invention.
Fig. 1 is the utility model discloses a well drilling operating mode monitoring system schematic structure. As shown in fig. 1, the system includes: the device comprises a drilling fluid pool liquid level increment monitoring device 1, a drilling fluid inlet flowmeter 2, a drilling fluid outlet flowmeter 3, a data acquisition device 4 and a computer 5; wherein,
the drilling fluid pool liquid level increment monitoring device 1, the drilling fluid inlet flowmeter 2 and the drilling fluid outlet flowmeter 3 are connected with a data acquisition device 4, and the data acquisition device 4 is connected with a computer 5;
the drilling fluid pool liquid level increment monitoring device 1 is used for monitoring the accumulated characteristics of overflowing fluid during the drilling overflow period and acquiring the total flow of the overflowing well bore of the drilling fluid;
the drilling fluid inlet flowmeter 2 is used for metering the volume of the drilling fluid pumped into the shaft within a certain time;
the drilling fluid outlet flowmeter 3 is used for metering the volume of drilling fluid flowing back from a wellhead within a certain time;
the data acquisition device 4 is used for receiving the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead and sending the drilling fluid to the computer 5;
and the computer 5 is used for generating a monitoring chart according to the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead.
Further, when the well is overflowed, the computer 5 calls risk evaluation software, and combines the existing well type data (such as exploratory well, development well, adjustment well, deep well, shallow well, oil well and gas well) and the current drilling working conditions (such as drilling, tripping, logging and well cementation) of the drilling site according to the monitoring chart to evaluate the development trend of the overflow from the early stage and the future overflow. And risk analysis of the drilling working condition can be carried out, overflow development risk analysis data is generated, preparation is made for subsequent well control, and the defect of risk analysis in the aspect of overflow development in the well control operation process is overcome.
Further, the system further comprises: and the data storage device 6 is connected to the computer 5 and is used for storing the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft, the volume of the drilling fluid flowing back from the well head, a monitoring chart and overflow development risk analysis data.
Further, the system further comprises: the printing equipment 7 is connected with the computer 5 and can be used for printing monitoring charts or other data of the computer 5, so that the overflow reason can be conveniently calculated and analyzed subsequently, and well control data can be conveniently stored.
The utility model provides a pair of well drilling operating mode monitoring system can real-time supervision overflow emergence in-process flow parameter and storage, improves the not enough of the aspect risk analysis of overflow development in the well control operation flow, and this system hardware cost is lower, and is convenient for install and realize at the well drilling scene.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A system for monitoring drilling conditions, the system comprising: the device comprises a drilling fluid pool liquid level increment monitoring device (1), a drilling fluid inlet flowmeter (2), a drilling fluid outlet flowmeter (3), a data acquisition device (4) and a computer (5); wherein,
the drilling fluid pool liquid level increment monitoring device (1), the drilling fluid inlet flowmeter (2) and the drilling fluid outlet flowmeter (3) are connected with the data acquisition device (4), and the data acquisition device (4) is connected with the computer (5);
the drilling fluid pool liquid level increment monitoring device (1) is used for monitoring the accumulated characteristics of overflowing fluid during the drilling overflow period and acquiring the total flow of the overflowing drilling fluid from a shaft;
a drilling fluid inlet flow meter (2) for metering the volume of drilling fluid pumped into the wellbore within a certain time;
the drilling fluid outlet flowmeter (3) is used for metering the volume of drilling fluid flowing back from a wellhead within a certain time;
the data acquisition device (4) is used for receiving the total flow of drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead and sending the drilling fluid to the computer (5);
and the computer (5) is used for generating a monitoring chart according to the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft and the volume of the drilling fluid flowing back from the wellhead.
2. The drilling operation monitoring system according to claim 1, wherein when a well is flooded, the computer (5) is further configured to perform a risk analysis of the drilling operation based on the monitoring profile to generate flooding development risk analysis data.
3. The drilling condition monitoring system of claim 2, further comprising: and the data storage device (6) is connected to the computer (5) and is used for storing the total flow of the drilling fluid overflowing the shaft, the volume of the drilling fluid pumped into the shaft, the volume of the drilling fluid flowing back from the well head, a monitoring chart and overflow development risk analysis data.
4. The drilling condition monitoring system of claim 3, further comprising: and the printing equipment (7) is connected with the computer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620394562.3U CN205638300U (en) | 2016-05-04 | 2016-05-04 | Well drilling working condition monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620394562.3U CN205638300U (en) | 2016-05-04 | 2016-05-04 | Well drilling working condition monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205638300U true CN205638300U (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620394562.3U Active CN205638300U (en) | 2016-05-04 | 2016-05-04 | Well drilling working condition monitoring system |
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| Country | Link |
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| CN (1) | CN205638300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729868A (en) * | 2018-05-25 | 2018-11-02 | 中国海洋石油集团有限公司 | A kind of deep sea drilling overflow and leakage monitoring method |
| WO2019241980A1 (en) * | 2018-06-22 | 2019-12-26 | Hydril USA Distribution LLC | Method and apparatus for early detection of kicks |
-
2016
- 2016-05-04 CN CN201620394562.3U patent/CN205638300U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729868A (en) * | 2018-05-25 | 2018-11-02 | 中国海洋石油集团有限公司 | A kind of deep sea drilling overflow and leakage monitoring method |
| WO2019241980A1 (en) * | 2018-06-22 | 2019-12-26 | Hydril USA Distribution LLC | Method and apparatus for early detection of kicks |
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