WO2013055362A1 - Crépine à filtre extensible - Google Patents

Crépine à filtre extensible Download PDF

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Publication number
WO2013055362A1
WO2013055362A1 PCT/US2011/056371 US2011056371W WO2013055362A1 WO 2013055362 A1 WO2013055362 A1 WO 2013055362A1 US 2011056371 W US2011056371 W US 2011056371W WO 2013055362 A1 WO2013055362 A1 WO 2013055362A1
Authority
WO
WIPO (PCT)
Prior art keywords
base pipe
screen assembly
flow
well screen
fluid
Prior art date
Application number
PCT/US2011/056371
Other languages
English (en)
Inventor
Luke William Holderman
Jean-Marc Lopez
Andrew David Penno
John Fitzpatrick
Original Assignee
Halliburton Energy Services, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Halliburton Energy Services, Inc. filed Critical Halliburton Energy Services, Inc.
Priority to CN201180074141.2A priority Critical patent/CN103874826A/zh
Priority to EP11873932.5A priority patent/EP2766564A4/fr
Priority to AU2011378772A priority patent/AU2011378772B2/en
Priority to MYPI2014000794A priority patent/MY168198A/en
Priority to CA2849242A priority patent/CA2849242A1/fr
Priority to SG11201400755YA priority patent/SG11201400755YA/en
Priority to BR112014008916A priority patent/BR112014008916A2/pt
Priority to PCT/US2011/056371 priority patent/WO2013055362A1/fr
Priority to US13/632,206 priority patent/US20130092394A1/en
Publication of WO2013055362A1 publication Critical patent/WO2013055362A1/fr
Priority to US15/391,452 priority patent/US20170114621A1/en

Links

Classifications

    • 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
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
    • E21B43/103—Setting of casings, screens, liners or the like in wells of expandable casings, screens, liners, or the like
    • E21B43/108—Expandable screens or perforated liners
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
    • 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
    • E21B43/02—Subsoil filtering
    • E21B43/08—Screens or liners
    • 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
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • 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
    • 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
    • E21B2200/08—Down-hole devices using materials which decompose under well-bore conditions

Definitions

  • sand control screens are used to filter against passage of particulate from the wellbore into the production string.
  • the wellbore around the screens is often packed with gravel to assist in stabilizing the formation and to pre-filter against particulate before the particulate reaches the screens.
  • a uniform gravel packing can, however, be difficult to achieve due to formation of sand bridges and other complications experienced when pumping the gravel slurry into the region around the screens.
  • expandable screens that expand into contact with the wellbore are used in place of gravel packing.
  • the expandable screens are less problematic to install and can provide similar filtering and formation support as an arrangement of
  • This disclosure describes a well screen with a swell material that expands to extend filters into contact with the wellbore.
  • the well screen can include features such as communication lines and a flow control device to enable control of fluid flow between the wellbore and the interior of the screen assembly.
  • Certain aspects encompass a well screen assembly for installation in a
  • the well screen assembly includes a base pipe having a sidewall opening to an interior of the base pipe.
  • a filter assembly is carried on the base pipe and has an internal passage in fluid communication with the opening.
  • the filter assembly is adapted to filter against passage of particulate from the wellbore into the opening.
  • a swell material is carried in the base pipe between the filter assembly and the base pipe. The swell material is adapted to expand under specified conditions and displace the filter assembly radially toward a wall of the wellbore.
  • a flow control device is provided in fluid communication between the internal passage of the filter assembly and the opening in the base pipe and is adapted to restrict communication of fluid with the opening in the base pipe.
  • the well screen assembly includes a base pipe having a sidewall opening to an interior of the base pipe.
  • a filter assembly is carried on the base pipe and has an internal passage in fluid communication with the opening.
  • the filter assembly is adapted to filter against passage of particulate from the wellbore into the opening.
  • a swell material is carried in the base pipe between the filter assembly and the base pipe. The swell material is adapted to expand under specified conditions and displace the filter assembly radially toward a wall of the wellbore.
  • a communication line is carried by the base pipe.
  • Certain aspects encompass a method.
  • a plurality of filters on a base pipe are extended from a retracted state to a radially extended state in contact a wall of a wellbore.
  • particulate of a specified size and larger is filtered from passage between the wellbore and an interior of the filters while flow of fluid is allowed. Communication of the flow between the interior of the filters and the interior bore of the base pipe is also restricted.
  • FIG. 1 is a side view of an example well system incorporating a plurality of well screen assemblies.
  • FIG. 2A is a perspective exterior view of the well screen assembly.
  • FIGS. 2B and 2C are axial cross sectional views of the well screen assembly of
  • FIG. 2A is a diagrammatic representation of FIG. 2A.
  • FIG. 3 A is a detail side cross-section view of an end of an example well screen assembly having a flow control device in the form of a dissolvable material.
  • FIG. 3B is a detail side cross-section view of an end of an example well screen assembly having a flow control device in the form of a choke insert.
  • FIG. 3C is a detail side cross-section view of an end of an example well screen assembly having a flow control device in the form of a valve.
  • FIG. 4A is a detail side cross-sectional view of an example check valve.
  • FIG. 4B is a detail side cross-sectional view of an example autonomous valve.
  • FIG. 4C is a cylindrical projection of an example autonomous valve.
  • FIG. 5 is an axial cross-section of an example well screen assembly having a communication line running axially through the well screen assembly.
  • FIG. 1 an example well system 10 is shown to illustrate an example application of well screen assemblies 24 and 26.
  • the well system 10 includes a subterranean wellbore 12 extending from the terranean surface through one or more subterranean zones of interest 20.
  • the subterranean zones 20 can correspond to all or a portion of a subterranean formation (e.g., hydrocarbon bearing formation) and/or multiple formations.
  • the well bore 12 shown in FIG. 1 is a "horizontal" well bore, and has a substantially vertical section 14 and a substantially horizontal section 18.
  • the concepts herein, however, are applicable to many other configurations of well bores, such as vertical wells, slanted wells, other deviated wells, multi-laterals, and/or other
  • the wellbore 12 can be cased or partially cased.
  • the vertical section 14 includes a casing 16 cemented at an upper portion thereof, and the horizontal section 18 is open hole through the subterranean zone 20.
  • the tubing string 22 can communicate fluids between the subterranean zone 20 and the surface.
  • the screen assemblies 24, 26 are distributed along the tubing string 22 proximate the subterranean zone 20.
  • the screen assemblies 24, 26 are sand control screen assemblies that can filter out particulate materials from well fluids, direct the well fluids to an inner diameter of the tubing string 22, and stabilize the formation 20.
  • the screen assemblies 24, 26 are of a type that radially expand into contact with an interior wall of wellbore 12 and are shown in an operating or a radially expanded configuration.
  • An example screen assembly that can be used as screen assemblies 24, 26 is disclosed in U.S. Patent Publication No. US 2011/0036565, entitled “Control Screen Assembly,” filed Aug. 12 2009, the entirety of which is incorporated herein by reference. Three screen assemblies, one screen assembly 24 and two screen assemblies 26, are shown. In other instances, fewer or more screen assemblies 24, 26 can be used. Also, in other instances, the screen assemblies may be all of one type (e.g., all screen assemblies 24 or all screen assemblies 26) or a mixture.
  • FIG. 2A is a side exterior view of a well screen assembly 24.
  • the well screen assembly 24 includes a base pipe 32, end rings 30, 33, an intermediate ring 31, a plurality of filter assemblies 38 arranged around the base pipe 32 and spanning between the end rings 30, 33 and intermediate ring 31, and in certain instances, a control device 34.
  • Well screen assembly 26 is similar in construction to well screen assembly 24, but lacks an intermediate ring 31. Thus, the filter assemblies 38 span only between end rings 30, 33.
  • the base pipe 32 is an elongate tubular structure for fluid communication therethrough, and is configured to couple in-line (e.g., threadingly by box and pin and/or otherwise) with the remainder of the tubing string.
  • the end rings 30, 33 and the intermediate ring 31 (“the rings 30, 31, 33") are around the exterior of the base pipe 32.
  • the control device 34 is embedded between the filter assemblies 38 and the base pipe 32, for example in an end ring 30, 33, and controls communication of fluid between the wellbore 12 and the interior of the base pipe 32 via the filter assemblies 38.
  • the filter assemblies 38 filter against passage of particulate during communication of fluid between an exterior of the well screen assembly 24 and the interior of the base pipe 32.
  • FIG. 2B is an axial cross-section through an end ring 30, and FIG. 2C an axial cross-section intermediate the end ring 30 and intermediate ring 31.
  • Swell materials 35 (FIG. 2C) are disposed circumferentially around the base pipe 32 and axially between the rings 30, 31, 33. As described in more detail below, the swell materials 35 expand in contact with an activating fluid.
  • the filter assemblies 38 are positioned on an exterior of the swell material 35. In certain instances, the filter assemblies 38 can be retained in grooves in the rings 30, 31, 33 in a running configuration and can be allowed to detach from the grooves in an operating configuration.
  • the swell material can be configured to expand and displace the filter assemblies 38 radially when contacted with the actuating fluid, for example, to achieve an operating configuration.
  • the filter assemblies 38 may be filtration tubes that extend axially along the base pipe 32 and have a substantially rectangular shape.
  • the filter assemblies 38 each include a housing 41 for filter material 40.
  • the housing 41 can include apertures 39 (FIG. 2 A) concentrated near the ends or distributed along its entire length that allow well fluids to enter the filter assemblies 38 and filter out particulate larger than a specified size.
  • the filter material 40 can include filtration openings through which further filter out particulate larger than a (typically, but not necessarily smaller) specified size. In one example, the filter material 40 is a fine mesh.
  • the tubes 37 extend through the openings 42 in the base pipe 32. In other configurations, such as that of FIGS. 3B, the tubes 37 extend into internal chambers of the control devices 34 without extending through the base pipe 32.
  • the tubes 37 communicate fluids from the filter assemblies 38 into the base pipe 32, as well as guide the filter assemblies 38 when moving between the radially expanded and retracted positions.
  • a control device 34 can include one or more chokes, valves and/or other devices for affecting flow rate, pressure or other aspects of the communication of fluids.
  • a ring 30, 31, 33 can have one control device 34 or more than one control device 34, and the control devices 34 can be of the same type or different types.
  • Different rings 30, 31, 33 in the same screen assembly 24, 26 can also have the same or different types of control devices, and some can have no control devices 34.
  • control devices 34 of differing resistance to flow can be positioned in the string to stimulate inflow at the toe and balance fluid inflow along the length of the well.
  • different zones of the formation accessed by the well can produce at different rates.
  • the control devices 34 can be placed in the production string to reduce production from high producing zones, and thus stimulate production from low or non-producing zones. Still other circumstances to balance or otherwise control fluid inflow exist.
  • the swell material 35 can expand upon contact with an activating fluid and displace the filter assemblies 38 to contact an internal diameter of a wellbore.
  • the activating fluid can include well fluids, such as hydrocarbon liquid, water, and gas, and/or other fluids.
  • Various techniques can be used to contact the swell material 35 with an activating fluid.
  • One technique includes configuring the swell material 35 to expand upon contact with activating fluids already present within the well bore when the screen assembly 24, 26 is installed or with activating fluids produced by the formation after installation.
  • the swell material 35 may include a mechanism for delaying swell to prevent swelling during installation. Examples of a mechanism for delaying swell include an absorption delaying layer, coating, membrane, or composition.
  • swell material 35 is capable of expansion upon its location in an environment having a temperature or a pressure that is above a specified threshold in addition to or alternative to an activating fluid.
  • Expansion of the swell material 35 can displace the filter assemblies 38 to contact or approximate the formation 20 at the wellbore 12.
  • the thickness of the swell material 35 can be selected based on the diameter of the screen assembly 24, 26 and the diameter of the well bore 12 to maximize contact area of the filter assemblies 38 with the wellbore 12 upon expansion.
  • part of the swell material 35 expands between the filter assemblies 38 and contacts the formation 20 at the wellbore 12 between the filter mediums 38 to conform to non-uniform wellbore diameters.
  • the swelled screen assembly 24, 26 can reduce or eliminate annular flow of well fluids, provide multiple flow paths for filtered well fluids, and provide stabilization to the wellbore 12.
  • the swelled screen assembly 24 can support the formation 20 to prevent formation collapse.
  • FIG. 3A is a detail side cross-section view of an end of an example well screen assembly 300 that could be used as the well screen assembly 24, 26.
  • the example well screen assembly 300 of FIG. 3 A includes a flow control device in the form of a dissolvable material 302 embedded in the filter assemblies 38 and seals against flow between the interior of the base pipe 32 and the surrounding wellbore via the filter assemblies 38.
  • the dissolvable material can be selected to dissolve in response to certain fluids (e.g., the actuating fluid and/or another fluid) and/or when exposed to certain conditions, such as a specified temperature and/or pressure (e.g., high temperatures associated with steam injection).
  • the dissolvable material 302 can be a plasticized acid coating such as polylactic acid (PLA), polylactic-co-glycolic acid (PLGA), or similar.
  • PLA polylactic acid
  • PLGA polylactic-co-glycolic acid
  • the dissolvable materials can be coated, injected, and/or pressed into the filter assemblies before assembly or installation in the well, forming a filled non-porous surface.
  • the dissolvable materials can be embedded into the apertures of the filter assembly housing, the axial interior passage and/or the openings in the filter material.
  • the dissolving fluid or fluid that creates the dissolving conditions can be filled into the base tube 32 and/or into the wellbore around the screen to dissolve the dissolvable material 302 and open the screen assembly 300 to flow.
  • the dissolvable materials provide a multitude of functions.
  • the dissolvable material 302 can eliminate the need to treat the mud prior to running screen by completely protecting the filter assemblies from contamination and clogging.
  • the dissolvable material 302 is or contains an acid, it can also eliminate the need to pump an acid treatment to degrade the filtercake, because the acid of the dissolvable material can degrade the filtercake.
  • the coating 302 can eliminate the need to run a wash pipe by creating a low pressure barrier/conduit through the screen, and enabling the screen to be used as a wash pipe prior to dissolving the dissolvable material.
  • FIG. 3B is a detail side cross-sectional view of an end of an example well screen assembly 400 that could be used as the well screen assembly 24, 26.
  • the example well screen assembly 400 of FIG. 3B includes a flow control device in the form of a choke insert 56.
  • the illustration details a connector ring 52 and a housing 58, both of which are part of a ring, such as the rings 30, 31, 33 shown in FIG. 2A.
  • One end of connector ring 52 is sealingly coupled to the housing 58 that is circumferentially welded to the base pipe 32.
  • the other end of the connector ring 52 is coupled to the arrangement of filter assemblies 38.
  • the housing 58 internally receives the choke insert 56.
  • the filter assembly 38 resides around a swell material 35. Fluids can enter the filter assembly 38 and pass through the tube 37; however, tube 37 does not pass through the base pipe 32. Rather fluids travel into the housing 58 and through the choke tube 56 before passing into the base pipe 32 via one or more openings 59.
  • the choke tube 56 has a specified diameter that restricts flow and creates a pressure drop.
  • a single choke tube 56 can be provided in the housing 58, or multiple choke tubes 56 can be provided and arranged to provide the pressure drop.
  • the choke tube 56 can be an insert to the housing 58 and retained in the housing 58 by a retainer nut 55 or can be integrally formed in the structure. Configuring the choke tube 56 as an insert facilitates interchanging the choke tube 56 with others of different restrictions.
  • FIG. 3C is a detail side cross-sectional view of an end of another example well screen assembly 500 that could be used as well screen assembly 24, 26.
  • the example well screen assembly 500 of FIG. 3C includes a flow control device in the form of a valve 60.
  • the arrangement of the filter assemblies and tubes, connector ring and housing are similar to that described above, and the valve 60 is positioned between the filter assemblies and the one or more apertures 59.
  • the valve 60 is adapted to selectively change between allowing and sealing against flow between the interior of the base pipe 32 and the wellbore 12 via the filter assemblies 38.
  • the valve 60 can be a check valve, an autonomous valve, a valve controlled to open, close and/or change its restriction to flow in response to a signal (e.g., electrical, hydraulic, optic and/or other signal), or a combination of such valves and others.
  • a check valve can allow for unidirectional flow or a flow with less resistance in one direction and higher resistance in the other.
  • the screen assembly 500 can be provided with a check valve oriented to allow flow from the interior of the base pipe 32 to the well bore 12 via the filter assemblies 38 and to seal against flow from the wellbore 12 via the filter assemblies 38 and to an interior of the base pipe 32 or vice versa.
  • An autonomous valve can respond to fluids of certain properties (viscosity, speed, etc.) to provide less or more restriction.
  • the screen assembly 500 can be provided with an autonomous valve that can change between allowing and restricting against flow between the interior of the base pipe 32 and the wellbore 12 via the filter assemblies 38 in response to a fluid flow characteristic, such as, at least one of fluid flow rate, viscosity or density.
  • FIG. 4A shows an example check valve 62 that could be used as valve 60.
  • the example check valve 62 is oriented to allow flow from the filter assemblies into the base pipe 32, but seal against flow from the base pipe 32 toward the filter assemblies.
  • the check valve 62 has a flexible, annular sleeve 61 around the base pipe 32 in the interior of the housing 58.
  • the flexible sleeve 61 is a polymer, such as butyl rubber, VITON fluoro elastomer (a registered trademark of DuPont Performance Polymers, LLC), and/or other polymers.
  • the end of the sleeve 61 towards the filter assemblies 38 is sealingly affixed to the housing 58 by a sleeve carrier 63, and the end of the sleeve 61 opposite the filter assemblies 38 is free, although it is also a tight fit around the base pipe 32.
  • the plurality of circumferentially spaced apertures 59 are provided in the base pipe 32 adjacent the sleeve 61.
  • valve 62 could alternately be configured to restrict or seal against flow from the screen assemblies toward the base pipe 32.
  • the check valve 62 can alternatively be configured as a bidirectional flow control device having a lower resistance to flow from the exterior to the interior of the base pipe 32 than from the interior to the exterior of the base pipe 32.
  • additional apertures 59 not between the sleeve 61 and the filter assemblies, and thus not restricted to one-way flow, can be included in the base pipe 32.
  • check valve 62 has been shown, there are many other configurations of check valves that could be used as valve 60, including ball-type check valves, spring type check valves, and/or other types of check valves.
  • FIGS. 4B and 4C show an example autonomous valve 65 that could be used as valve 60.
  • the autonomous valve 65 autonomously (i.e., without human or other interaction) changes between allowing and restricting against flow between the interior of the base pipe 32 and the wellbore 12 via the filter assemblies 38 in response to a fluid flow characteristic, such as, at least one of fluid flow rate, viscosity or density.
  • a fluid flow characteristic such as, at least one of fluid flow rate, viscosity or density.
  • the autonomous valve 65 can become more restrictive of fluid flow as the flow rate increases and less restrictive as the flow rate decreases or vice versa.
  • the autonomous valve 65 can become more restrictive of fluid flow as the viscosity fluid increases and less restrictive of viscosity of the fluid decreases or vice versa.
  • the autonomous valve 65 can become more restrictive of fluid flow as the fluid density increases and less restrictive as the fluid density decreases or vice versa.
  • the autonomous valve 65 can automatically be more restrictive to water than oil or vice versa, more restrictive to gas than oil or vice versa, and/or more restrictive to production flow (i.e., flow from the wellbore 12 into the interior 325 of the base pipe 32) than to injection flow (i.e., flow from the interior 325 of the base pipe 32 into the wellbore 12) or vice versa.
  • FIG. 4C shows a cylindrical projection of one example autonomous valve 70 that can be used as the valve 65 in FIG. 4B.
  • example autonomous valve 70 includes no moving parts.
  • the cylindrical projection shows a fluid separator 46 with multiple passages 74, 76, 77 each having a different resistance to flow in relation to a characteristic of the fluid flow.
  • Passages 76, 77 include fluid diodes 49 that provide resistance to flow based on the density, viscosity and velocity of the fluid they receive.
  • the multiple passages feed into a fluid amplifier 80 and the flows from the passages act on each other to direct the total flow based on the respective momentum of flow from the passages 74, 76, 77.
  • the amplifier 80 increases the total fluid flow's tendency to flow towards one direction, and thus directs the flow to preferentially enter one or another of multiple passages 84, 86. Flow from the passages 84, 86 combines in a fluid switch 795 together with flow from another passage 797.
  • Flows from the passages 84, 86, 797 again act on each other to direct the total flow based on the respective momentum of flow from the passages 84, 86, 797.
  • the total flow preferentially enters one of two inlets 54, 56 to a fluid diode 52.
  • the inlets 54, 56 of the fluid diode 52 are arranged so that the fluid diode 52 provides more resistance to fluid flowing from inlet 54 to the outlet 58 than to fluid flowing from the other inlet 56 toward the outlet 58.
  • the result is that the resistance to flow through the autonomous valve 70 as a whole depends on the characteristics of the fluid flow, such as its density, viscosity and/or flow rate.
  • FIG. 5 shows an axial cross-section of an example well screen assembly 24, 26 having a pair of communication lines 92 running axially through the well screen assembly 24, 26.
  • the communication lines 92 can run between the ends of the well screen assembly 24, 26 or terminate intermediate the ends, for example, at a sensor, controller or other device.
  • the communications lines 92 are embedded or installed inside a channel 90 through the swell material 35 and the rings 30, 31, 33. Although only two are shown, the channel 90 can hold from one to any number of communication lines 92.
  • the ends of the communication lines 92, after exiting the rings 30, 31 can be affixed to the exterior of the base pipe 32.
  • the communication lines 92 can include hydraulic, electric and/or optical communication lines.
  • Sensors, controllers and/or other components that communicate on the communication lines 92 can also be embedded or installed in the channel 90.
  • the communication lines 92 can be isolated from contact with the fluid in bore of the base pipe 32, as well as from fluids in the well bore.
  • the communication lines 92 can be encapsulated in polymer or other form of encapsulation.
  • the communication lines 92 of one well screen assembly 24, 26 can be connected to an adjacent well screen assembly 24, 26, which is coupled to yet another adjacent well screen assembly 24, 26, and so on, to enable communications over longer distances, for example, between two or more well tools or other equipment in the well bore and/or between the surface and well tools in the well bore.
  • the communication lines 92 can be used to signal one or more valves 60 (FIG. 3C) in the control devices to open, close and/or change restriction.

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  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

Cette invention concerne un ensemble crépine pour un puits de forage, comprenant un tuyau de base et un ensemble filtre supporté sur le tuyau de base. Ledit ensemble filtre présente un passage interne en communication fluidique avec une ouverture ménagée à travers le tuyau de base. Un matériau gonflant est disposé dans le tuyau de base, entre l'ensemble filtre et le tuyau de base. Ledit matériau gonflant est conçu pour se dilater sous des conditions déterminées et pour déplacer l'ensemble filtre radialement vers une paroi du puits de forage. Un dispositif de régulation du flux est disposé en communication fluidique entre le passage interne de l'ensemble filtre et l'ouverture du tuyau de base. Ledit dispositif de régulation de flux est conçu pour limiter la communication fluidique avec l'ouverture dans le tuyau de base. L'ensemble crépine peut comprendre une ligne de communication hydraulique, électrique ou optique s'étendant axialement à travers une longueur de l'ensemble crépine.
PCT/US2011/056371 2011-10-14 2011-10-14 Crépine à filtre extensible WO2013055362A1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CN201180074141.2A CN103874826A (zh) 2011-10-14 2011-10-14 具有延伸过滤器的井筛
EP11873932.5A EP2766564A4 (fr) 2011-10-14 2011-10-14 Crépine à filtre extensible
AU2011378772A AU2011378772B2 (en) 2011-10-14 2011-10-14 Well screen with extending filter
MYPI2014000794A MY168198A (en) 2011-10-14 2011-10-14 Well screen with extending filter
CA2849242A CA2849242A1 (fr) 2011-10-14 2011-10-14 Crepine a filtre extensible
SG11201400755YA SG11201400755YA (en) 2011-10-14 2011-10-14 Well screen with extending filter
BR112014008916A BR112014008916A2 (pt) 2011-10-14 2011-10-14 conjunto de peneira de poço para instalação em um furo de poço subterrâneo, e, método
PCT/US2011/056371 WO2013055362A1 (fr) 2011-10-14 2011-10-14 Crépine à filtre extensible
US13/632,206 US20130092394A1 (en) 2011-10-14 2012-10-01 Well Screen with Extending Filter
US15/391,452 US20170114621A1 (en) 2011-10-14 2017-01-11 Well screen with extending filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2011/056371 WO2013055362A1 (fr) 2011-10-14 2011-10-14 Crépine à filtre extensible

Publications (1)

Publication Number Publication Date
WO2013055362A1 true WO2013055362A1 (fr) 2013-04-18

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PCT/US2011/056371 WO2013055362A1 (fr) 2011-10-14 2011-10-14 Crépine à filtre extensible

Country Status (9)

Country Link
US (2) US20130092394A1 (fr)
EP (1) EP2766564A4 (fr)
CN (1) CN103874826A (fr)
AU (1) AU2011378772B2 (fr)
BR (1) BR112014008916A2 (fr)
CA (1) CA2849242A1 (fr)
MY (1) MY168198A (fr)
SG (1) SG11201400755YA (fr)
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US20170114621A1 (en) 2017-04-27
CN103874826A (zh) 2014-06-18
AU2011378772A1 (en) 2014-04-24
SG11201400755YA (en) 2014-04-28
EP2766564A1 (fr) 2014-08-20
CA2849242A1 (fr) 2013-04-18
EP2766564A4 (fr) 2015-11-25
MY168198A (en) 2018-10-15
BR112014008916A2 (pt) 2017-05-09
AU2011378772B2 (en) 2016-05-05
US20130092394A1 (en) 2013-04-18

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