CN101519950A - Integrated flow control device and isolated component - Google Patents
Integrated flow control device and isolated component Download PDFInfo
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- CN101519950A CN101519950A CN200810082505A CN200810082505A CN101519950A CN 101519950 A CN101519950 A CN 101519950A CN 200810082505 A CN200810082505 A CN 200810082505A CN 200810082505 A CN200810082505 A CN 200810082505A CN 101519950 A CN101519950 A CN 101519950A
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- seating nipple
- isolated component
- flow control
- control apparatus
- well
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Abstract
The invention relates to equipment used in well, which comprises a working barrel, a flow control device arranged on the working barrel, and an isolated component which is arranged on the working barrel and used for the isolation between zones of the well.
Description
Technical field
The present invention relates to a kind of the have incorporate flow control apparatus that is arranged on the seating nipple (mandrel) and the equipment of isolated component.
Background technology
As a part of finishing well, various parts all are set in the well to carry out different tasks.Two kinds of this parts comprise flow control apparatus and packer.Flowing between the various parts of flow control apparatus control well, for example, flowing between reservoir (reservoir) and the flow-catheter (for example, producing pipeline, injection pipe etc.) or between the other parts of well.
Flow control apparatus and packer typically are arranged on the tool string (toolstring) as separate part.For example, as shown in Figure 1, the traditional tool string that is configured in the well 100 comprises two groups of equipment 102,104.Comprise for first group 102 as the packer 106 of two independent module arrangement and independent flow control apparatus 108.Described two modules are typically utilized and are threaded or other bindiny mechanism is connected to each other by some.Comprise the packer 110 and the flow control apparatus 112 that are arranged on the independent module connected to one another for second group 104 equally.Each packer 106,110 all comprises potted component 114,116 respectively, and described potted component is inflatable for engaging the inwall of well 100, makes the zones of different of well 100 be isolated from each other.
As independent module overall complexity and the cost that flow control apparatus and packer have increased tool string is set.In addition, because flow control apparatus and packer are independent parts, so, increased the total length of tool string particularly when having a large amount of flow control apparatus and packer when being arranged on the tool string.
Summary of the invention
Generally, according to embodiment, a kind of equipment that uses in well comprises seating nipple, be arranged on the flow control apparatus on the seating nipple and be arranged on the identical seating nipple isolated component with the isolation between the zone that well is provided.
Other or alternative feature will become clear by following explanation, accompanying drawing and claim.
Description of drawings
Fig. 1 explanation is according to comprising of a kind of embodiment independent flow control apparatus and traditional tool string of packer;
Fig. 2 shows according to the tool string that has the module of incorporate flow control apparatus and packer comprising of a kind of embodiment;
Fig. 3 is the schematic diagram that comprises the module of incorporate flow control apparatus and packer;
A kind of different embodiment that Fig. 4 explanation has the module of incorporate dual-flow control device and packer;
The further embodiment that Fig. 5 explanation has the module of incorporate flow control apparatus, packer and instrument; And
The another kind of embodiment that Fig. 6 explanation has the module of incorporate flow control apparatus and packer.
The specific embodiment
In the following description, many details of elaboration are for the understanding of the present invention is provided.Yet, will be understood by those skilled in the art that enforcement of the present invention can not rely on these details, and various changes that produce by the embodiment of explanation and to revise all be possible.
In this employed term " top " and " below "; " make progress " and " downwards "; " top " and " bottom "; " up " and " down "; And other similar terms of relative position that is illustrated in the above and below of set point and element to use in this explanation be for some embodiments of the present invention more clearly are described.Yet when being applied to the equipment that uses and method in the well of deflection and level, left-to-right or right relation to a left side can suitably be represented in this term.
Fig. 2 shows the tool string 200 (parts that intelligence is finished) according to comprising of a kind of embodiment incorporate flow control apparatus and isolated component." isolated component " is meant any element of the isolation between the different piece (for example, zone) that is used to provide well.An embodiment of this isolated component is a packer.Isolated component comprises that typically inflatable () potted component for example, the inwall of well or sleeve pipe is so that provide seal isolation to engage some underground structures.
As shown in Figure 2, tool string 200 is configured in the well 100, and wherein tool string has first module 202, and described first module has incorporate flow control apparatus 206 and isolated component 208.Module 202 comprises seating nipple 210, and isolated component 208 and flow control apparatus 206 all are arranged on the described seating nipple.Isolated component 208 comprises inflatable with the inwall of joint well 100 or the potted component 212 of sleeve pipe.
" seating nipple " is meant the braced structures of one, for example, housing or other member, described braced structures can support the various parts that comprise flow control apparatus and isolated component.The seating nipple of one is different from traditional solution, in traditional solution, flow control apparatus and packer for example typically be arranged on by be threaded or some other bindiny mechanism's independent seating nipple connected to one another on.
Another module 204 comprises incorporate flow control apparatus 214 and the isolated component 216 that is arranged on the shared seating nipple 218 equally.Isolated component comprises expandable potted component 220.
In Fig. 2, each isolated component 208 and 216 potted component 212 and 220 make to isolate to be arranged between different zone 222,224 and 226 at expanding position.As shown in Figure 2, perforation 228 be formed at 224 adjacent stratum, zone in so that zone 224 and can being communicated with between the stratum on every side.Similarly, perforation 230 be arranged on 222 adjacent stratum, zone in so that zone 222 and can being communicated with between the stratum on every side.
Fig. 3 schematically shows the parts that make isolated component 208,216 and flow control apparatus 206,214 form the integrated module (202,204) of one.Isolated component 208,216 comprises actuating mechanism 300, and flow control apparatus 206,214 comprises can be along the sliding sleeve that vertically moves 302 of seating nipple 210,218.Sliding sleeve 302 has block fluid flow and crosses the primary importance that is formed at the radial port 304 in the seating nipple 210,218 and port 304 is opened fully to provide fluid the mobile second place.Sliding sleeve 302 can also move to the positions that increase in the middle of one or more, and the position that increases in the middle of described is provided for controlling the position that partially opens by the fluid flow of port 304.Sliding sleeve 302 can move by the actuating mechanism 306 of flow control apparatus 206,214.
As further specifying among Fig. 3, shared control pipeline 308 is used to control isolated component actuating mechanism 300 and flow control apparatus actuating mechanism 306.Control pipeline 308 can extend into the well from ground location, and is connected to the control pipeline part 310 that extends through seating nipple 210,218.Control pipeline part 310 in the seating nipple 210,218 functionally is connected to isolated component actuating mechanism 300 and flow control apparatus actuating mechanism 306.In an example, control pipeline 308 can be the hydraulic control pipeline with hydraulic starting actuating mechanism 300,306. Actuating mechanism 300 and 306 can be set at different hydraulic pressure and activate, or alternatively, actuating mechanism 300,306 can respond the different period of hydraulic pressure.The hydraulic pressure of circulation is meant the hydraulic pressure of a series of risings and the hydraulic pressure of reduction.A plurality of hydraulic pressure circulations are meant this rising of a plurality of series and the hydraulic pressure of reduction.First period that isolated component actuating mechanism 300 can respond hydraulic pressure activated, and activated and flow control apparatus actuating mechanism 306 can respond second period of hydraulic pressure.
In alternative embodiment, control pipeline 308 can be electrical control pipeline or fibre optics control pipeline.In these cases, actuating mechanism 300,306 is provided with suitable control circuit, with coded electrical signal or optical signal.
In addition, alternative embodiment can adopt the control pipeline more than, to handle and to activate the difference in functionality of integrated module 202.Hydraulic pressure, combination electric or fibre optics control pipeline can be used to control integrated module, and feedback is provided to ground.The common use of other integrated module (for example, 204) that in these control pipelines some are tasked in the well 100 by branch also can be mutually continuous with described integrated module, so that reduce to minimum to the quantity of ground control pipeline.
Fig. 4 shows a kind of alternative embodiment of integrated module 400, and described integrated module comprises isolated component 208,216, flow control apparatus 206,214 and instrument part 402.Instrument part 402 comprises can be one or more instruments of sensor 404 and control device 406.Sensor 404 is used to measure some down-hole states, for example, and temperature, pressure, flow, density, strain, resistivity etc.Control device 406 is used to provide the control task about some underground components, for example, starts logging probe (downhole tool).Integrated module 400 comprises shared seating nipple 408, and isolated component, flow control apparatus and instrument partly are arranged on the described seating nipple.
Fig. 5 shows another embodiment of the integrated module 500 with shared seating nipple 502.In module 500, two flow control apparatus 504 and 506 are provided with together in company with isolated component 508.Flow control apparatus 504,506 and isolated component 508 all are arranged on the shared seating nipple 502.Module 500 provides the dual-flow control function in conjunction with isolation features.
Fig. 6 has shown another embodiment in conjunction with the module of a plurality of isolation and FLOW CONTROL function.Module 600 comprises upper and lower isolated component 602 and 604, limits specific flow interval with the axis along well.Flow control apparatus 606 be placed between isolated component 602 and 604 and with isolated component 602 and 604 on identical seating nipple.
What may arouse attention especially to some structures of Fig. 6 is applied as isolated component 602 and the 604 isolated material manufacturings by self swelling.These materials (for example, BACEL rigid foam or aquogel polymer) are designed to when being exposed to various fluid environment swelling and form sealing with sleeve pipe or well bore wall.Similarly, described isolated component does not need to activate any control pipeline, and easily joins the outside of seating nipple, and adds at the several position place if desired.
According to some embodiment, by a plurality of functions being attached to the more efficient use that can realize space in the well on the single seating nipple (module).The assembling of compacter (shorter and smaller) of integrated permission parts makes it possible to achieve shallow subregion and isolates.In addition, the shared control pipeline of integrated permission is to raise the efficiency.In addition, because the misalignment issues of different parts in tool string can be eliminated or reduce to a plurality of parts integrated in a module.Other advantage comprises owing to having eliminated screw thread or other connection, having reduced the connection and splicing lower leakage possibility that quantity caused and because the configuration faster of the integrated job site that causes in advance that are used to control pipeline.
Though the embodiment about limited quantity discloses the present invention, open thus will be understood by those skilled in the art that and can making multiple improvement and change of being benefited to described embodiment.Mean appended claims and cover this improvement and the change that falls in true spirit of the present invention and the scope.
Claims (29)
1. equipment that uses in well comprises:
Seating nipple;
Flow control apparatus, described flow control apparatus are arranged on the described seating nipple; And
Isolated component, described isolated component are arranged on the described seating nipple, with the isolation between the zone that well is provided.
2. equipment according to claim 1, wherein said isolated component comprises expandable potted component.
3. equipment according to claim 1, wherein said isolated component comprises packer.
4. equipment according to claim 1 also comprises:
Second seating nipple;
Second flow control apparatus on described second seating nipple; And
Second isolated component, described second isolated component on described second seating nipple with the isolation between the zone that well is provided.
5. equipment according to claim 1 also is included in second flow control apparatus on the described seating nipple, the dual-flow control function that makes described equipment provide to be combined with isolation features.
6. equipment according to claim 1 also is included in second isolated component on the described seating nipple, makes described equipment provide to be combined with two isolation features of FLOW CONTROL function.
7. equipment according to claim 1 also comprises at least one sensor that is installed on the described seating nipple.
8. equipment according to claim 7 also comprises at least one control device that is installed on the described seating nipple, and described at least one control device is carried out the down-hole control task.
9. equipment according to claim 1 also comprises the shared control pipeline that functionally is connected on described flow control apparatus and the isolated component, so that by described described flow control apparatus of shared control pipeline operation and described isolated component.
10. equipment according to claim 9, wherein said control pipeline comprises the hydraulic control pipeline.
11. equipment according to claim 10, wherein said hydraulic control pipeline utilize the hydraulic pressure can remote control setting or do not set described isolated component, and utilize the actuating of the described flow control apparatus of hydraulicefficiency telecontrol.
12. equipment according to claim 11, wherein said isolated component and the different pressure of flow control apparatus response.
13. equipment according to claim 11, wherein said isolated component and the different pressures cycle number of flow control apparatus response.
14. equipment according to claim 9, wherein said control pipeline comprise a kind of in electric pipeline and the fibre optics pipeline.
15. equipment according to claim 9 also comprises another control pipeline at least, wherein said control pipeline comprises at least two kinds combination in hydraulic line, electric pipeline and the fibre optics pipeline.
16. assigning to other integrated module in the well, equipment according to claim 15, wherein said control pipeline uses jointly.
17. a method of using in well comprises step:
Shared seating nipple is set;
Flow control apparatus is installed on the described shared seating nipple; And
Isolated component is installed on the described shared seating nipple, and described isolated component provides the isolation in the zone of well.
18. method according to claim 17 also comprises step:
Activating described flow control apparatus flows with the fluid in the control well; And
Activate described isolated component with two districts in the barrier wells.
19. method according to claim 18, the step of described flow control apparatus of wherein said actuating and the described isolated component of actuating utilizes shared control pipeline to carry out.
20. assigning to other integrated module in the well, method according to claim 19, wherein said control pipeline use jointly.
21. method according to claim 17, the wherein said step that described isolated component is installed on the described shared seating nipple comprises step:
Packer is installed on the described shared seating nipple.
22. method according to claim 17 also comprises step:
Instrument partly is installed on the described shared seating nipple.
23. method according to claim 22, the wherein said step that installs instruments part comprises step:
Installation comprises the instrument part of at least one sensor.
24. method according to claim 22, the wherein said step that installs instruments part comprises step:
Installation comprises the instrument part of at least one sensor and control device.
25. a system that uses in well comprises:
Tool string with first seating nipple;
Be arranged on the first-class dynamic control device on described first seating nipple; And
First isolated component, described first isolated component is arranged on described first seating nipple, with the isolation between the zone that well is provided.
26. system according to claim 25, wherein said first isolated component comprises packer.
27. system according to claim 25, wherein said tool string also comprises second seating nipple, be arranged on second flow control apparatus on described second seating nipple and be arranged on described second seating nipple second isolated component with the isolation between the zone that well is provided.
28. system according to claim 25, wherein said tool string also comprises the instrument part that is arranged on described first seating nipple.
29. system according to claim 28, wherein said instrument partly comprises at least one sensor and control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810082505A CN101519950A (en) | 2008-02-27 | 2008-02-27 | Integrated flow control device and isolated component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810082505A CN101519950A (en) | 2008-02-27 | 2008-02-27 | Integrated flow control device and isolated component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101519950A true CN101519950A (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810082505A Pending CN101519950A (en) | 2008-02-27 | 2008-02-27 | Integrated flow control device and isolated component |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5955666A (en) * | 1997-03-12 | 1999-09-21 | Mullins; Augustus Albert | Satellite or other remote site system for well control and operation |
| CN1564902A (en) * | 2001-09-07 | 2005-01-12 | 国际壳牌研究有限公司 | Adjustable well screen assembly |
| GB2407595A (en) * | 2003-10-24 | 2005-05-04 | Schlumberger Holdings | Single hydraulic line for multiple downhole tool control |
| WO2007021274A1 (en) * | 2005-08-15 | 2007-02-22 | Welldynamics, Inc. | Pulse width modulated downhole flow control |
-
2008
- 2008-02-27 CN CN200810082505A patent/CN101519950A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5955666A (en) * | 1997-03-12 | 1999-09-21 | Mullins; Augustus Albert | Satellite or other remote site system for well control and operation |
| CN1564902A (en) * | 2001-09-07 | 2005-01-12 | 国际壳牌研究有限公司 | Adjustable well screen assembly |
| GB2407595A (en) * | 2003-10-24 | 2005-05-04 | Schlumberger Holdings | Single hydraulic line for multiple downhole tool control |
| WO2007021274A1 (en) * | 2005-08-15 | 2007-02-22 | Welldynamics, Inc. | Pulse width modulated downhole flow control |
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Application publication date: 20090902 |