EP2900903B1 - Système intelligent et intégré de complétion de puits présentant plusieurs zones - Google Patents

Système intelligent et intégré de complétion de puits présentant plusieurs zones Download PDF

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Publication number
EP2900903B1
EP2900903B1 EP12885563.2A EP12885563A EP2900903B1 EP 2900903 B1 EP2900903 B1 EP 2900903B1 EP 12885563 A EP12885563 A EP 12885563A EP 2900903 B1 EP2900903 B1 EP 2900903B1
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EP
European Patent Office
Prior art keywords
control devices
completion string
flow control
fluid
lines
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EP12885563.2A
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German (de)
English (en)
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EP2900903A1 (fr
EP2900903A4 (fr
Inventor
Timothy R. Tips
William M. Richard
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Halliburton Energy Services Inc
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Halliburton Energy Services Inc
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Priority to EP19187957.6A priority Critical patent/EP3578752B1/fr
Publication of EP2900903A1 publication Critical patent/EP2900903A1/fr
Publication of EP2900903A4 publication Critical patent/EP2900903A4/fr
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/14—Obtaining from a multiple-zone well
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/06—Measuring temperature or pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/10—Locating fluid leaks, intrusions or movements
    • E21B47/113—Locating fluid leaks, intrusions or movements using electrical indications; using light radiations
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/02—Down-hole chokes or valves for variably regulating fluid flow

Definitions

  • This disclosure relates generally to equipment utilized and operations performed in conjunction with subterranean wells and, in one example described below, more particularly provides a multiple zone integrated intelligent well completion.
  • US 2011/011577 relates to a sand control screen assembly that is operably positionable within a wellbore.
  • the sand control screen assembly includes a base pipe having at least one opening and an internal flow path.
  • a swellable material layer is disposed exteriorly of the base pipe.
  • a fluid collection subassembly and a sensor are disposed exteriorly of the swellable material layer.
  • the fluid collection subassembly is in fluid communication with the internal flow path.
  • a filter medium is disposed in a fluid path between the exterior of the sand control screen assembly and the internal flow path. In response to contact with an activating fluid, radial expansion of the swellable material layer causes at least a portion of the fluid collection subassembly and the sensor to be displaced toward a surface of the wellbore.
  • variable flow restricting device is configured to receive fluid which flows through a well screen.
  • an optical waveguide is positioned external to a completion string, and one or more pressure sensors sense pressure 10 internal and/or external to the completion string.
  • a system for use with a subterranean well having multiple earth formation zones includes: a production string comprising first lines carried thereon; and a completion string coupled to the production string, wherein the completion string comprises second lines carried thereon, wherein the first lines on the production string are coupled to the second lines on the completion string via a wet connection; wherein the first and second lines comprise an optical waveguide which senses at least one property of the fluid as it flows between the completion string and at least one of the zones, wherein the completion string further comprises: multiple well screens which filter fluid flowing between the completion string in the well and respective ones of the multiple zones; multiple flow control devices which variably restrict flow of the fluid through respective ones of the multiple well screens; multiple hydraulic control devices which control application of hydraulic actuation pressure to respective ones of the multiple flow control devices to control operation of the multiple flow control devices to variably restrict flow of the fluid through the multiple well screens, wherein the multiple hydraulic control devices are connected in the completion string, and wherein the multiple hydraulic control devices control operation of the multiple flow control
  • the completion string can include at least one well screen, at least one flow control device which selectively prevents and permits substantially unrestricted flow through the well screen, and at least on other flow control device which is remotely operable, and which variably restricts flow through the well screen.
  • the method comprises: closing all of multiple flow control devices connected in the completion string, the completion string including multiple well screens which filter fluid flowing between the completion string and respective ones of multiple earth formation zones, at least one optical waveguide which senses at least one property of the fluid as it flows between the completion string and at least one of the zones, the multiple flow control devices which variably restrict flow of the fluid through respective ones of the multiple well screens, multiple pressure sensors which sense pressure of the fluid which flows through respective ones of the multiple well screens, and at least one hydraulic control device connected in the completion string; coupling a production string to the completion string, wherein first lines are carried on the production string and second lines are carried on the completion string, wherein the first and second lines comprise an electrical line and the optical waveguide, and wherein a wet connection is made between the first lines on the production string and the second lines on the completion string; controlling operation of the multiple flow control devices via the at least one hydraulic control device in response to one or more signals transmitted to the at least one hydraulic
  • FIG. 1 Representatively illustrated in FIG. 1 is a well completion system 10 and associated method which can embody principles of this disclosure.
  • system 10 and method are merely one example of an application of the principles of this disclosure in practice, and a wide variety of other examples are possible. Therefore, the scope of this disclosure is not limited at all to the details of the system 10 and method described herein and/or depicted in the drawings.
  • a completion string 12 has been installed in a wellbore 14 lined with casing 16 and cement 18.
  • the wellbore 14 could be at least partially uncased or open hole.
  • the completion string 12 includes multiple sets 20 of completion equipment. In some examples, all of the sets 20 of completion equipment can be conveyed into the well at the same time, and gravel 22 can be placed about well screens 24 included in the completion equipment, all in a single trip into the wellbore 14.
  • Packers 26 are used to isolate multiple earth formation zones 28 from each other in the wellbore 14.
  • the packers 26 seal off an annulus 30 formed radially between the completion string 12 and the wellbore 14.
  • each set 20 of completion equipment is a flow control device 32 and a hydraulic control device 34 which controls hydraulic actuation of the flow control device.
  • a suitable flow control device which can variably restrict flow into or out of the completion string 12, is the infinitely variable interval control valve IV-ICV(TM) marketed by Halliburton Energy Services, Inc.
  • a suitable hydraulic control device for controlling hydraulic actuation of the IV-ICV(TM) is the surface controlled reservoir analysis and management system, or SCRAMS(TM), which is also marketed by Halliburton Energy Services.
  • a pressure sensor 36 is included for sensing pressure internal and/or external to the completion string 12.
  • the pressure sensor 36 could be provided as part of the hydraulic control device 34 (such as, part of the SCRAMS(TM) device), or a separate pressure sensor may be used. If a separate pressure sensor 36 is used, a suitable sensor is the ROC(TM) pressure sensor marketed by Halliburton Energy Services, Inc.
  • a gravel packing work string and service tool (not shown) used to convey the completion string 12 into the well is retrieved, and a production string 38 is lowered into the wellbore 14 and stabbed into the completion string 12.
  • the production string 38 in this example includes seals 40 for sealingly engaging a seal bore 42 in an uppermost one of the packers 26, an expansion joint 44 for convenient spacing out to a tubing hanger in a wellhead (not shown), and a packer 46.
  • the expansion joint 44 may be similar to a Long Space Out Travel Joint, or LSOTJ(TM), marketed by Halliburton Energy Services, Inc., except that provision is made for extending the lines 48 across the expansion joint.
  • LSOTJ(TM) Long Space Out Travel Joint
  • the seals 40 are stabbed into the seal bore 42, and then the expansion joint 44 is actuated to allow it to compress, so that proper spacing out is achieved for landing a wellhead above.
  • the packer 46 is then set, for example, by applying pressure to one of the hydraulic lines 48.
  • lines 48 carried on the production string and lines 50 carried on the completion string.
  • the lines 48, 50 each include one or more electrical, hydraulic and optical lines (e.g., at least one optical waveguide, such as, an optical fiber, optical ribbon, etc.).
  • An example of such a wet connection is depicted in FIG. 7 , and is described more fully below.
  • the lines 48, 50 are depicted as being external to the production string 38 and completion string 12, respectively, but in other examples all or part of the lines could be positioned internal to the production and/or completion string, or in a wall of the production and/or completion string.
  • the scope of this disclosure is not limited to any particular locations of the lines 48, 50.
  • the optical waveguide(s) is/are external to the completion string 12 (for example, between the well screens 24 and the wellbore 14), so that properties of fluid 52 which flows between the zones 28 and the interior of the completion string 12 can be readily detected by the optical waveguide(s).
  • the optical waveguide could be positioned in a wall of the casing 16, external to the casing, in the cement 18, etc.
  • the optical waveguide is capable of sensing temperature and/or pressure of the fluid 52.
  • the optical waveguide may be part of a distributed temperature sensing (DTS) system which detects Rayleigh backscattering in the optical waveguide as an indication of temperature along the waveguide.
  • DTS distributed temperature sensing
  • the optical waveguide could be equipped with fiber Bragg gratings and/or Brillouin backscattering in the optical waveguide could be detected as an indication of strain (resulting from pressure) along the optical waveguide.
  • the scope of this disclosure is not limited to any particular technique for sensing any particular property of the fluid 52.
  • the fluid 52 is depicted in FIG. 1 as flowing from the zones 28 into the completion string 12, as in a production operation.
  • the principles of this disclosure are also applicable to situations (such as, acidizing, fracturing, other stimulation operations, conformance or other injection operations, etc.), in which the fluid 52 is injected from the completion string 12 into one or more of the zones 28.
  • all of the flow control devices 32 can be closed, to thereby prevent flow of the fluid 52 through all of the screens 24, and then one of the flow control devices can be opened to allow the fluid to flow through a corresponding one of the screens.
  • the properties of the fluid 52 which flows between the respective zone 28 and through the respective well screen 24 can be individually detected by the optical waveguide.
  • the pressure sensors 36 can meanwhile detect internal and/or external pressures longitudinally distributed along the completion string 12, and this will provide an operator with significant information on how and where the fluid 52 flows between the zones 28 and the interior of the completion string.
  • This process can be repeated for each of the zones 28 and/or each of the sets 20 of completion equipment, so that the fluid 52 characteristics and flow paths can be accurately modeled along the completion string 12. Water or gas encroachment, water or steam flood fronts, etc., in individual zones 28 can also be detected using this process.
  • FIGS. 2A-C an example of one longitudinal section of the completion string 12 is representatively illustrated.
  • the illustrated section depicts how flow through the well screens 24 can be controlled effectively using the flow control devices 32.
  • the section shown in FIGS. 2A-C may be used in the system 10 and completion string 12 of FIG. 1 , or it may be used in other systems and/or completion strings.
  • FIGS. 2A-C three of the flow control devices 32 are used to variably restrict flow through six of the well screens 24. This demonstrates that any number of flow control devices 32 and any number of well screens 24 may be used to control flow of the fluid 52 between a corresponding one of the zones 28 and the completion string 12. The scope of this disclosure is not limited to any particular number or combination of the various components of the completion string 12.
  • Another flow control device 54 may be used to selectively permit and prevent substantially unrestricted flow through the well screens 24.
  • a mechanically actuated sliding sleeve-type valve, etc. may be used to selectively permit and prevent substantially unrestricted flow through the well screens 24.
  • the flow control device 54 can be closed to thereby prevent flow through the screens 24, so that sufficient pressure can be applied external to the screens to force fluid outward into the corresponding zone 28.
  • An upper one of the hydraulic control devices 34 is used to control operation of an upper one of the flow control devices 32 ( FIG. 2A ), and to control an intermediate one of the flow control devices ( FIG. 2B ).
  • a lower one of the hydraulic control devices 34 is used to control actuation of a lower one of the flow control devices 32 ( FIG. 2C ).
  • an inner tubular 60 is secured to an outer tubular 94 (for example, by means of threads, etc.), so that the inner tubular 60 can be used to support a weight of a remainder of the completion string 12 below.
  • FIG. 3 an example of how the flow control device 32 can be used to control flow of the fluid 52 through the well screen 24 is representatively illustrated.
  • the fluid 52 enters the well screen 24 and flows into an annular area 56 formed radially between a perforated base pipe 58 of the well screen and an inner tubular 60.
  • the fluid 52 flows through the annular area 56 to the flow control device 32, which is contained within an outer tubular shroud 62.
  • the flow control device 32 variably restricts the flow of the fluid 52 from the annular area 56 to a flow passage 64 extending longitudinally through the completion string 12.
  • Such variable restriction may be used to balance production from the multiple zones 28, to prevent water or gas coning, etc.
  • the variable restriction may be used to control a shape or extent of a water or steam flood front in the various zones, etc.
  • FIG. 4 a manner in which the lines 50 may be routed through the completion string 12 is representatively illustrated.
  • the shroud 62 is removed, so that the lines 50 extending from one of the flow control devices 32 (such as, the intermediate flow control device depicted in FIG. 2B ) to a well screen 24 below the flow control device may be seen.
  • the lines 50 extend from a connector 66 on the flow control device 32 to an end connection 68 of the well screen 24, wherein the lines are routed to another connector 70 for extending the lines further down the completion string 12.
  • the end connection 68 may be provided with flow passages (not shown) to allow the fluid 52 to flow longitudinally through the end connection from the well screen 24 to the flow control device 32 via the annular area 56. Casting the end connection 68 can allow for forming complex flow passage and conduit shapes in the end connection, but other means of fabricating the end connection may be used, if desired.
  • the set 20 of completion equipment includes only one each of the well screen 24, flow control device 32, hydraulic control device 34 and flow control device 54.
  • the set 20 of completion equipment includes only one each of the well screen 24, flow control device 32, hydraulic control device 34 and flow control device 54.
  • any number or combination of components may be used, in keeping with the scope of this disclosure.
  • FIG. 5 example One difference in the FIG. 5 example is that the flow control device 54 and at least a portion of the flow control device 32 are positioned within the well screen 24. This can provide a more longitudinally compact configuration, and eliminate use of the shroud 62. Thus, it will be appreciated that the scope of this disclosure is not limited to any particular configuration or arrangement of the components of the completion string 12.
  • the hydraulic control device 34 can include the pressure sensor 36, which can be ported to the interior flow passage 64 and/or to the annulus 30 external to the completion string 12. Multiple pressure sensors 36 may be provided in the hydraulic control device 34 to separately sense pressures internal to, or external to, the completion string 12.
  • the hydraulic control device 34 includes electronics 72 (such as, one or more processors, memory, batteries, etc.) responsive to signals transmitted from a remote location (for example, a control station at the earth's surface, a sea floor installation, a floating rig, etc.) via the lines 50 to direct hydraulic pressure (via a hydraulic manifold, not shown) to an actuator 74 of the flow control device 32.
  • electronics 72 such as, one or more processors, memory, batteries, etc.
  • the FIG. 6 flow control device 32 includes a sleeve 76 which is displaced by the actuator 74 relative to an opening 78 in an outer housing 80, in order to variably restrict flow through the opening.
  • the flow control device 32 also includes a position indicator 82, so that the electronics 72 can verify whether the sleeve 76 is properly positioned to obtain a desired flow restriction.
  • the pressure sensor(s) 36 may be used to verify that a desired pressure differential is achieved across the flow control device 32.
  • a manner in which a wet connection 84 can be made between the lines 48 on the production string 38 and the lines 50 on the completion string 12 is representatively illustrated.
  • the wet connection 84 is made above the uppermost packer 26, but in other examples the wet connection could be made within the packer, below the packer, or in another location.
  • a wet connector 86 on the production string 38 is axially engaged with a wet connector 88 on the completion string 12 when the seals 40 are stabbed into the seal bore 42.
  • the wet connection 84 preferably includes connectors 86, 88 for each of electrical, hydraulic and optical connections between the lines 48, 50.
  • the lines 48 may be extended through the expansion joint 44 in the system 10 is representatively illustrated.
  • the lines 48 preferably including electrical, hydraulic and optical lines
  • the lines 48 are coiled between an inner mandrel 90 and an outer housing 92 of the expansion joint 44.
  • expansion joint 44 is not necessary in the system 10.
  • a spacing between the uppermost packer 26 and a tubing hanger seat in the wellhead (not shown) could be accurately measured, and the production string 38 could be configured correspondingly, in which case the packer 46 may not be used on the production string.
  • flow control device 32 in the above examples is described as being a remotely hydraulically actuated variable choke, any type of flow control device which provides a variable resistance to flow may be used, in keeping with the scope of this disclosure.
  • a remotely actuated inflow control device may be used.
  • An inflow control device may be actuated using the hydraulic control device 34 described above, or relatively straightforward hydraulic control lines may be used to actuate an inflow control device.
  • an autonomous inflow control device one which varies a resistance to flow without commands or actuation signals transmitted from a remote location
  • an autonomous inflow control device such as those described in US Publication Nos. 2011/0042091 , 2011/0297385 , 2012/0048563 and others, may be used.
  • an inflow control device (autonomous or remotely actuated) may be preferable for injection operations, for example, if precise regulation of flow resistance is not required.
  • the scope of this disclosure is not limited to use of any particular type of flow control device, or use of a particular type of flow control device in a particular type of operation.
  • a remotely operable sliding sleeve valve which opens on command from the surface could be utilized.
  • An opening signal could be conveyed by electric control line, or the signal could be sent from the surface down the tubing, e.g., via HALSONICS(TM) pressure pulse telemetry, an ATS(TM) acoustic telemetry system, DYNALINK(TM) mud pulse telemetry system, an electromagnetic telemetry system, etc.
  • the sliding sleeve valve could have a battery, a sensor, a computer (or at least a processor and memory), and an actuation system to open on command.
  • separate pressure and/or temperature sensors may be conveyed into the completion string 12 during the method described above, in which characteristics and flow paths of the fluid 52 flowing between the completion string and the individual zones 28 are determined.
  • a wireline or coiled tubing conveyed perforated dip tube could be conveyed into the completion string during or prior to performance of the method.
  • a selectively variable flow control device 32 integrated with an optical sensor (e.g., an optical waveguide as part of the lines 50) external to the completion string 12, and pressure sensors 36 ported to an interior and/or exterior of the completion string.
  • an optical sensor e.g., an optical waveguide as part of the lines 50
  • the system 10 can include: multiple well screens 24 which filter fluid 52 flowing between a completion string 12 in the well and respective ones of the multiple zones 28; at least one optical waveguide 50 which senses at least one property of the fluid 52 as it flows between the completion string 12 and at least one of the zones 28; multiple flow control devices 32 which variably restrict flow of the fluid 52 through respective ones of the multiple well screens 24; and multiple pressure sensors 36 which sense pressure of the fluid 52 which flows through respective ones of the multiple well screens 24.
  • the multiple well screens 24, the optical waveguide 50, the multiple flow control devices 32, and the multiple pressure sensors 36 can be installed in the well in a single trip into the well.
  • the system 10 can also include multiple hydraulic control devices 34 which control application of hydraulic actuation pressure to respective ones of the multiple flow control devices 32.
  • a single one of the hydraulic control devices 34 may control application of hydraulic actuation pressure to multiple ones of the flow control devices 32.
  • the pressure sensors 36 may sense pressure of the fluid 52 external and/or internal to the completion string 12.
  • the flow control devices 32 may comprise remotely hydraulically actuated variable chokes.
  • the flow control devices 32 may comprise autonomous variable flow restrictors.
  • the flow control devices 32 receive the fluid 52 from the respective ones of the multiple well screens 24.
  • the system 10 may include a combined hydraulic, electrical and optical wet connection 84.
  • the system 10 may include an expansion joint 44 with hydraulic, electrical and optical lines 48 traversing the expansion joint 44.
  • the optical waveguide 50 can be positioned external to the well screens 24.
  • the optical waveguide 50 can be positioned between the well screens 24 and the zones 28.
  • the completion string 12 can include at least one well screen 24; at least one first flow control device 54; and at least one second flow control device 32, the second flow control device 32 being remotely operable.
  • the first flow control device 54 selectively prevents and permits substantially unrestricted flow through the well screen 24.
  • the second flow control device 32 variably restricts flow through the well screen 24.
  • the completion string 12 can include a hydraulic control device 34 which controls application of hydraulic actuation pressure to the second flow control device 32.
  • the second flow control device 32 may comprise multiple second flow control devices 32, and the hydraulic control device 34 may control application of hydraulic actuation pressure to the multiple second flow control devices 32.
  • the completion string 12 can include at least one optical waveguide 50 which is operative to sense at least one property of a fluid 52 which flows through the well screen 24.
  • the method can comprise: closing all of multiple flow control devices 32 connected in the completion string 12, the completion string 12 including multiple well screens 24 which filter fluid 52 flowing between the completion string 12 and respective ones of multiple earth formation zones 28, at least one optical waveguide 50 which senses at least one property of the fluid 52 as it flows between the completion string 12 and at least one of the zones 28, the multiple flow control devices 32 which variably restrict flow of the fluid 52 through respective ones of the multiple well screens 24, and multiple pressure sensors 36 which sense pressure of the fluid 52 which flows through respective ones of the multiple well screens 24; at least partially opening a first selected one of the flow control devices 32; and measuring a first change in the property sensed by the optical waveguide 50 and a first change in the pressure of the fluid 52 as a result of the opening of the first selected one of the flow control devices 32.
  • the method can also include: closing all of the multiple flow control devices 32 after the step of at least partially opening the first selected one of the flow control devices 32; at least partially opening a second selected one of the flow control devices 32; and measuring a second change in the property sensed by the optical waveguide 50 and a second change in the pressure of the fluid 52 as a result of the opening of the second selected one of the flow control devices 32.
  • the method can include installing the multiple well screens 24, the optical waveguide 50, the multiple flow control devices 32, and the multiple pressure sensors 36 in the well in a single trip into the well.
  • the method can include closing all of the flow control devices 32, thereby preventing inadvertent flow of the fluid 52 into the completion string 12. This step can be useful in a well control situation.
  • the method can include closing all of the flow control devices 32, thereby preventing inadvertent flow of the fluid 52 out of the completion string 12. This step can be useful in preventing loss of the fluid 52 to the surrounding zones 28.

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Claims (15)

  1. Système à utiliser avec un puits souterrain comportant de nombreuses zones de formation terrestre, le système comprenant :
    une colonne de production (38) comprenant des premières lignes (48) disposées sur celle-ci ; et
    une colonne de complétion (12) couplée à la colonne de production, dans lequel la colonne de complétion comprend des secondes lignes (50) disposées sur celle-ci, dans lequel les premières lignes de la colonne de production sont couplées aux secondes lignes de la colonne de complétion via un raccordement sous pression (84) ; dans lequel les premières et secondes lignes comprennent un guide d'onde optique qui détecte au moins une propriété du fluide tandis qu'il s'écoule entre la colonne de complétion et au moins une des zones ;
    dans lequel la colonne de complétion comprend en outre :
    de nombreuses crépines (24) qui filtrent le fluide (52) s'écoulant entre la colonne de complétion dans le puits et des zones respectives parmi les nombreuses zones ;
    de nombreux dispositifs de commande d'écoulement (32) qui restreignent de manière variable l'écoulement du fluide à travers des crépines respectives parmi les nombreuses crépines ;
    de nombreux dispositifs de commande hydrauliques (34) qui commandent l'application de la pression d'actionnement hydraulique à des dispositifs de commande d'écoulement respectifs parmi les nombreux dispositifs de commande d'écoulement pour commander le fonctionnement des nombreux dispositifs de commande d'écoulement afin de restreindre de manière variable l'écoulement du fluide à travers les nombreuses crépines, dans lequel les nombreux dispositifs de commande hydrauliques sont reliés dans la colonne de complétion, et dans lequel les nombreux dispositifs de commande hydrauliques commandent le fonctionnement des nombreux dispositifs de commande d'écoulement en utilisant un ou plusieurs signaux transmis aux nombreux dispositifs de commande hydrauliques via les premières et secondes lignes ; et
    de nombreux capteurs de pression (36) qui détectent la pression du fluide qui s'écoule à travers des crépines respectives parmi les nombreuses crépines.
  2. Système selon la revendication 1, dans lequel les nombreuses crépines, le guide d'onde optique, les nombreux dispositifs de commande d'écoulement et les nombreux capteurs de pression sont installés en une seule opération dans le puits.
  3. Système selon la revendication 1, dans lequel un seul des nombreux dispositifs de commande hydrauliques commande l'application de la pression d'actionnement hydraulique à de nombreux dispositifs de commande d'écoulement.
  4. Système selon la revendication 1, dans lequel :
    a) les capteurs de pression détectent la pression du fluide à l'extérieur de la colonne de complétion ; OU
    b) les capteurs de pression détectent la pression du fluide à l'intérieur de la colonne de complétion.
  5. Système selon la revendication 1, dans lequel :
    a) les dispositifs de commande d'écoulement comprennent des duses réglables actionnées de manière hydraulique à distance ; OU
    b) les dispositifs de commande d'écoulement comprennent des restricteurs d'écoulement variable autonomes.
  6. Système selon la revendication 1, comprenant en outre :
    a) un raccordement sous pression hydraulique, électrique et optique combiné ; OU
    b) un joint de dilatation avec des lignes hydrauliques, électriques et optiques traversant le joint de dilatation.
  7. Système selon la revendication 1, dans lequel le guide d'onde optique est positionné :
    a) à l'extérieur des crépines ; OU
    b) entre les crépines et les zones.
  8. Procédé d'exploitation d'une colonne de complétion (12) dans un puits souterrain, le procédé comprenant :
    la fermeture de tous les nombreux dispositifs de commande d'écoulement (32) reliés dans la colonne de complétion (12), la colonne de complétion comprenant de nombreuses crépines (24) qui filtrent le fluide (52) s'écoulant entre la colonne de complétion et des zones de formation respectives parmi les nombreuses zones de formation terrestre, au moins un guide d'onde optique qui détecte au moins une propriété du fluide tandis qu'il s'écoule entre la colonne de complétion et au moins une des zones, les nombreux dispositifs de commande d'écoulement qui restreignent de manière variable l'écoulement du fluide à travers des crépines respectives parmi les nombreuses crépines, de nombreux capteurs de pression (36) qui détectent la pression du fluide qui s'écoule à travers des crépines respectives parmi les nombreuses crépines, et au moins un dispositif de commande hydraulique (34) relié dans la colonne de complétion ;
    le couplage d'une colonne de production à la colonne de complétion, dans lequel les premières lignes sont disposées sur la colonne de production et les secondes lignes sont disposées sur la colonne de complétion, dans lequel les premières et secondes lignes comprennent une ligne électrique et le guide d'onde optique, et dans lequel un raccordement sous pression est réalisé entre les premières lignes sur la colonne de production et les secondes lignes sur la colonne de complétion ;
    le commande du fonctionnement des nombreux dispositifs de commande d'écoulement via l'au moins un dispositif de commande hydraulique en réponse à un ou plusieurs signaux transmis à l'au moins un dispositif de commande hydraulique via la ligne électrique ;
    l'ouverture au moins partielle d'un premier dispositif de commande d'écoulement sélectionné parmi les dispositifs de commande d'écoulement ; et
    la mesure d'un premier changement de propriété détecté par le guide d'onde optique et d'un premier changement de la pression du fluide résultant de l'ouverture du premier dispositif de commande d'écoulement sélectionné parmi les dispositifs de commande d'écoulement.
  9. Procédé selon la revendication 8, comprenant en outre :
    a) la fermeture de tous les nombreux dispositifs de commande d'écoulement après l'étape d'ouverture au moins partielle du premier dispositif de commande d'écoulement sélectionné parmi les dispositifs de commande d'écoulement ;
    l'ouverture au moins partielle d'un second dispositif de commande d'écoulement sélectionné parmi les dispositifs de commande d'écoulement ; et
    la mesure d'un second changement de propriété détecté par le guide d'onde optique et d'un second changement de la pression du fluide résultant de l'ouverture du second dispositif de commande d'écoulement sélectionné parmi les dispositifs de commande d'écoulement.
  10. Procédé selon la revendication 8, dans lequel la colonne de complétion comprend en outre de nombreux dispositifs de commande hydrauliques qui commandent l'application de pression d'actionnement hydraulique à des dispositifs de commande d'écoulement respectifs parmi les nombreux dispositifs de commande d'écoulement, dans lequel un seul des au moins un dispositif de commande hydraulique commande l'application de pression d'actionnement hydraulique à de nombreux dispositifs de commande d'écoulement parmi les dispositifs de commande d'écoulement.
  11. Procédé selon la revendication 8, dans lequel des capteurs de pression détectent la pression :
    a) du fluide à l'extérieur de la colonne de complétion ; OU
    b) du fluide à l'intérieur de la colonne de complétion.
  12. Procédé selon la revendication 8, dans lequel les dispositifs de commande d'écoulement reçoivent le fluide en provenance des crépines respectives parmi les nombreuses crépines.
  13. Procédé selon la revendication 8, dans lequel la colonne de complétion comprend en outre :
    a) un raccordement sous pression hydraulique, électrique et optique combiné ; OU
    b) un joint de dilatation avec des lignes hydrauliques, électriques et optiques traversant le joint de dilatation.
  14. Procédé selon la revendication 8, dans lequel le guide d'onde optique est positionné :
    a) à l'extérieur des crépines ; OU
    b) entre les crépines et les zones.
  15. Procédé selon la revendication 8, comprenant en outre :
    a) la fermeture de tous les dispositifs de commande d'écoulement, empêchant ainsi un écoulement accidentel du fluide dans la colonne de complétion ; OU
    b) la fermeture de tous les dispositifs de commande d'écoulement, empêchant ainsi un écoulement accidentel du fluide en dehors de la colonne de complétion.
EP12885563.2A 2012-09-26 2012-09-26 Système intelligent et intégré de complétion de puits présentant plusieurs zones Active EP2900903B1 (fr)

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GB2628857A (en) * 2023-04-06 2024-10-09 Metrol Tech Limited Flow management assemblies, method and well

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949788A (en) * 1989-11-08 1990-08-21 Halliburton Company Well completions using casing valves
EP1357403A3 (fr) * 1997-05-02 2004-01-02 Sensor Highway Limited Méthode pour la production d'énergie électrique dans un puits de forage
US6478091B1 (en) * 2000-05-04 2002-11-12 Halliburton Energy Services, Inc. Expandable liner and associated methods of regulating fluid flow in a well
WO2002035059A1 (fr) * 2000-10-23 2002-05-02 Halliburton Energy Services, Inc. Capteurs de proprietes de fluide et procedes associes d'etalonnage de capteurs dans un puits souterrain
US7222676B2 (en) * 2000-12-07 2007-05-29 Schlumberger Technology Corporation Well communication system
EP1616075A1 (fr) * 2003-03-28 2006-01-18 Shell Internationale Research Maatschappij B.V. Crepine et vanne a ecoulement de surface regulee
US7428924B2 (en) * 2004-12-23 2008-09-30 Schlumberger Technology Corporation System and method for completing a subterranean well
US7857061B2 (en) * 2008-05-20 2010-12-28 Halliburton Energy Services, Inc. Flow control in a well bore
US7814973B2 (en) * 2008-08-29 2010-10-19 Halliburton Energy Services, Inc. Sand control screen assembly and method for use of same
US8196653B2 (en) * 2009-04-07 2012-06-12 Halliburton Energy Services, Inc. Well screens constructed utilizing pre-formed annular elements
US8235128B2 (en) 2009-08-18 2012-08-07 Halliburton Energy Services, Inc. Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well
US8276669B2 (en) 2010-06-02 2012-10-02 Halliburton Energy Services, Inc. Variable flow resistance system with circulation inducing structure therein to variably resist flow in a subterranean well
US8925631B2 (en) * 2010-03-04 2015-01-06 Schlumberger Technology Corporation Large bore completions systems and method
US8356668B2 (en) 2010-08-27 2013-01-22 Halliburton Energy Services, Inc. Variable flow restrictor for use in a subterranean well
US8776897B2 (en) * 2011-01-03 2014-07-15 Schlumberger Technology Corporation Method and apparatus for multi-drop tool control

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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EP2900903A1 (fr) 2015-08-05
MX355034B (es) 2018-04-02
EP2900903A4 (fr) 2016-11-16
EP3578752A1 (fr) 2019-12-11
AU2012391052B2 (en) 2016-06-23
BR112015006645A2 (pt) 2017-07-04
AU2016228178A1 (en) 2016-09-29
BR122020004840B1 (pt) 2021-05-04
WO2014051557A1 (fr) 2014-04-03
MX2015003815A (es) 2015-07-14
AU2016228178B2 (en) 2017-12-14
AU2012391052A1 (en) 2015-04-02
SG11201502303UA (en) 2015-04-29
BR112015006645B1 (pt) 2020-12-01
EP3578752B1 (fr) 2020-12-23

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