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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- drilling fluid
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- well
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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
This utility model relates to drilling well control field, oil land, espespecially a kind of drilling condition monitoring system.
Background technology
In drilling process, owing to uncertain factor is many, easily there is flooded conditions, if initial time overflow controls
Bad, or to degree of overflow understanding deficiency, then will develop further after overflow, cause occurring that well control is met an urgent need dangerous situation
Or blowout, occur well control to meet an urgent need the production safety of dangerous situation Shi Hui serious threat company.Blowout once occurs, and the lighter can make
Down-hole situation is complicated, and oil-gas Layer causes infringement in various degree；Severe one can cause blowout out of control, not only makes oil gas provide
Source receives heavy damage, it is also possible to returns and leads to fire, causes the consequence of fatal crass, environmental pollution, not only can bring
Huge economic loss, also can cause the most severe social influence, even produce bad international influence.
In existing technology, for flooded conditions, it is generally only simple monitoring mud pit page increment and judges and be
No have flooded conditions to occur, in order to controls flooded conditions.But, if overflow controls bad, it will towards blowout
Direction is developed, and the evaluating apparatus for overflow development also lacks, and the flow process which results in whole well control is imperfect,
Add the risk that gas blowout accident occurs.
Utility model content
The deficiency existed for prior art, this utility model provides a kind of drilling condition monitoring system, for land
The risk assessment of drilling well overflow development, evaluates and starts overflow and the development trend of following overflow from early days, provide risk and comment
Valency result, prepares for follow-up well control, reduces the probability that gas blowout accident occurs.
The drilling condition monitoring system that the utility model proposes includes: drilling fluid pot liquid level increment monitoring device 1, drilling well
Liquid inlet flow rate meter 2, drilling fluids outlet flow meter 3, data acquisition unit 4, computer 5；Wherein, drilling fluid pot
Liquid level increment monitoring device 1, drilling fluid inlet flow rate meter 2, drilling fluids outlet flow meter 3 connect data acquisition unit
4, data acquisition unit 4 connects computer 5；Drilling fluid pot liquid level increment monitoring device 1, is used for monitoring drilling well overflow
Period overflows the accumulative feature of fluid, obtains drilling fluid and overflows pit shaft total flow；Drilling fluid inlet flow rate meter 2, is used for
The drilling fluid volume of pit shaft is pumped in metering certain time；Drilling fluids outlet flow meter 3, is used for measuring in certain time
Well head returns the drilling fluid volume of row；Data acquisition unit 4, is used for receiving drilling fluid and overflows pit shaft total flow, pumps into well
The drilling fluid volume of cylinder, well head return the drilling fluid volume of row, send to computer 5；Computer 5, for according to brill
Well hydrorrhea go out pit shaft total flow, pump into the drilling fluid volume of pit shaft, well head returns the drilling fluid volume of row, generates monitoring figure
Table.
Further, when drilling well generation overflow, computer 5 is additionally operable to, according to monitoring chart, carry out drilling condition
Risk analysis, generates overflow developing risk analytical data.
Further, this system also includes: data storage device 6, is connected to computer 5, is used for storing drilling fluid
Overflow pit shaft total flow, pump into the drilling fluid volume of pit shaft, well head return row drilling fluid volume, monitoring chart, overflow
Developing risk analytical data.
Further, this system also includes: printing device 7, connects computer 5.
A kind of drilling condition monitoring system that the utility model proposes, can monitor flow ginseng in overflow generating process in real time
Counting and store, improve the deficiency of overflow development aspect risk analysis in well control operating process, this system hardware cost is relatively low,
And be easy to install at situ of drilling well and realize.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes the part of the application,
It is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the drilling condition monitoring system structure schematic diagram of this utility model one embodiment.
Detailed description of the invention
Hereinafter coordinate diagram and preferred embodiment of the present utility model, this utility model is expanded on further predetermined real for reaching
The technological means taked by novel purpose.
Fig. 1 is the drilling condition monitoring system structure schematic diagram of this utility model one embodiment.As it is shown in figure 1, this is
System includes: drilling fluid pot liquid level increment monitoring device 1, drilling fluid inlet flow rate meter 2, drilling fluids outlet flow meter 3,
Data acquisition unit 4, computer 5；Wherein,
Drilling fluid pot liquid level increment monitoring device 1, drilling fluid inlet flow rate meter 2, drilling fluids outlet flow meter 3 connect
Data acquisition unit 4, data acquisition unit 4 connects computer 5；
Drilling fluid pot liquid level increment monitoring device 1, overflows the accumulative feature of fluid during monitoring drilling well overflow, obtains
Take drilling fluid and overflow pit shaft total flow；
Drilling fluid inlet flow rate meter 2, pumps into the drilling fluid volume of pit shaft in measuring certain time；
Drilling fluids outlet flow meter 3, in measuring certain time, well head returns the drilling fluid volume of row；
Data acquisition unit 4, overflows pit shaft total flow for receiving drilling fluid, pumps into the drilling fluid volume of pit shaft, well
The drilling fluid volume of the mouth row of returning, sends to computer 5；
Computer 5, for according to drilling fluid overflow pit shaft total flow, pump into the drilling fluid volume of pit shaft, well head returns row
Drilling fluid volume, generate monitoring chart.
Further, when drilling well generation overflow, computer 5 calls risk assessment software, according to monitoring chart, knot
Close situ of drilling well existing well type data (such as: prospect pit, development well, adjustment well, deep-well, shallow well, oil well, gas well)
With drilling condition (such as: creep into, make a trip, log well, cement the well) instantly, evaluate from early days starting overflow and not
Carry out the development trend of overflow.And the risk analysis of drilling condition can be carried out, generate overflow developing risk analytical data,
Prepare for follow-up well control, improve the deficiency of overflow development aspect risk analysis in well control operating process.
Further, this system also includes: data storage device 6, is connected to computer 5, is used for storing drilling fluid
Overflow pit shaft total flow, pump into the drilling fluid volume of pit shaft, well head return row drilling fluid volume, monitoring chart, overflow
Developing risk analytical data.
Further, this system also includes: printing device 7, connects computer 5, may be used for printing monitoring chart
Or other data of computer 5, facilitate subsequent calculations analyze overflow reason and retain well control data.
A kind of drilling condition monitoring system that the utility model proposes, can monitor flow ginseng in overflow generating process in real time
Counting and store, improve the deficiency of overflow development aspect risk analysis in well control operating process, this system hardware cost is relatively low,
And be easy to install at situ of drilling well and realize.
Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect
Step describes in detail, be it should be understood that and the foregoing is only specific embodiment of the utility model, is not used to
Limit protection domain of the present utility model, all within spirit of the present utility model and principle, any amendment of being made,
Equivalent, improvement etc., within should be included in protection domain of the present utility model.
Claims (4)
1. a drilling condition monitoring system, it is characterised in that this system includes: drilling fluid pot liquid level increment is monitored
Device (1), drilling fluid inlet flow rate meter (2), drilling fluids outlet flow meter (3), data acquisition unit (4),
Computer (5)；Wherein,
Drilling fluid pot liquid level increment monitoring device (1), drilling fluid inlet flow rate meter (2), drilling fluids outlet flow meter
(3) connecting data acquisition unit (4), data acquisition unit (4) connects computer (5)；
Drilling fluid pot liquid level increment monitoring device (1), overflows the accumulative feature of fluid during monitoring drilling well overflow,
Obtain drilling fluid and overflow pit shaft total flow；
Drilling fluid inlet flow rate meter (2), pumps into the drilling fluid volume of pit shaft in measuring certain time；
Drilling fluids outlet flow meter (3), in measuring certain time, well head returns the drilling fluid volume of row；
Data acquisition unit (4), for receive drilling fluid overflow pit shaft total flow, pump into pit shaft drilling fluid volume,
Well head returns the drilling fluid volume of row, sends to computer (5)；
Computer (5), for overflowing pit shaft total flow according to drilling fluid, pump into the drilling fluid volume of pit shaft, well head
The drilling fluid volume of the row of returning, generates monitoring chart.
Drilling condition the most according to claim 1 monitoring system, it is characterised in that when drilling well generation overflow,
Computer (5) is additionally operable to, according to monitoring chart, carry out the risk analysis of drilling condition, generates overflow developing risk and divides
Analysis data.
Drilling condition the most according to claim 2 monitoring system, it is characterised in that this system also includes: number
According to storage device (6), it is connected to computer (5), is used for storing drilling fluid and overflows pit shaft total flow, pump into pit shaft
Drilling fluid volume, well head return row drilling fluid volume, monitoring chart, overflow developing risk analytical data.
Drilling condition the most according to claim 3 monitoring system, it is characterised in that this system also includes: beat
Printing apparatus (7), connects 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 |
Family
ID=57048818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620394562.3U Active CN205638300U (en) | 2016-05-04 | 2016-05-04 | Well drilling working condition monitoring system |
Country Status (1)
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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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