Systems and methods for injecting fluids into a subterranean formation

Abstract

There is provided apparatuses, systems, and methods for effecting injection of injection fluids into a subterranean formation, including: a bundled plurality of fluid-conducting conduits.

1 . A system for effecting injection of injection fluids into a subterranean formation, including an apparatus disposed within a wellbore, the apparatus including bundled conduits comprising:
 a plurality of fluid-conducting conduits;   an outer container surrounding the conduits; and   a matrix material bonded to the outer container and the conduits, such that, while the apparatus is being deployed downhole into the wellbore, the matrix material maintains, or substantially maintains, the conduits in position with respect to one another and the outer container.   
     
     
         2 . The system as claimed in  claim 1 ;
 wherein the conduits are fabricated of a thermocomposite;   and wherein the outer container is fabricated of a first thermoplastic;   and wherein the matrix material is fabricated of a second thermoplastic.   
     
     
         3 . The system as claimed in  claim 1 ;
 wherein the conduits define an inter-pipe space;   and the bundled conduits further comprises a tendon fabricated of a second thermoplastic composite, the tendon located within the inter-pipe space and bonded to the matrix material.   
     
     
         4 . The system as claimed in  claim 1  further comprising a tow line within the matrix material. 
     
     
         5 . The system as claimed in  claim 4  wherein the tow line comprises at least one of a wire, a cable, and a fiber optic material. 
     
     
         6 . The system as claimed in  claim 1  wherein each of the conduits further comprises spaced apart points of pipe weakness adapted to rupture at a preselected pipe pressure. 
     
     
         7 . The system as claimed in  claim 6 , wherein the outer includes a point jacket weakness corresponding to each point of conduit weakness. 
     
     
         8 . The system as claimed in  claim 1  wherein the matrix material comprises a closed cell foamed thermoplastic. 
     
     
         9 . The system as claimed in  claim 1 , wherein each one of the conduits, independently, has a burst pressure higher than 200 psi. 
     
     
         10 . The system as claimed in  claim 1 , wherein each one of the fluid-conducting conduits includes tubing. 
     
     
         11 . The system as claimed in  claim 1 ;
 wherein each one of the fluid-conducting conduits, independently, including a respective conduit fluid passage and a respective at least one first fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the first fluid conducting port is respective, externally of the respective fluid-conducting conduit, such that a plurality of first fluid conducting ports is provided;   and wherein, respective to each one of the fluid-conducting conduits, the outer container includes at least one second fluid conducting port for conducting fluid, received from at least one first fluid conducting port of the fluid-conducting conduit to which the second fluid conducting port, of the outer container, is respective, to a subterranean zone of the subterranean formation; such that a plurality of second fluid conducting ports is provided,   and wherein the outer container is disposed in sealing engagement, or substantially sealing engagement, with the plurality of fluid-conducting conduits such that sealing, or substantial sealing, of fluid communication, within the outer container, between (i) the at least one first fluid conducting port of one of the fluid-conducting conduits and, at least, (ii) the at least one first fluid conducting port of another one of the fluid-conducting conduits, is effected.   
     
     
         12 . The system as claimed in  claim 1 , further comprising:
 respective to each one of the fluid-conducting conduits, at least one fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the apparatus port is respective, to a subterranean zone of the subterranean formation, such that a plurality of fluid conducting ports is provided;   wherein, the at least one fluid conducting port, respective to a one of the fluid-conducting conduits, is spaced apart from the at least one fluid conducting port respective to another one of the fluid-conducting conduits.   
     
     
         13 . The system as claimed in  claim 12 , wherein the spacing apart is by a minimum distance of at least 15 metres. 
     
     
         14 . The system as claimed in  claim 1 , further comprising:
 respective to each one of the fluid-conducting conduits, at least one fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the apparatus port is respective, to a subterranean zone of the subterranean formation, such that a plurality of fluid conducting ports is provided; and   respective to at least one of the fluid-conducting conduits, a pair of sealing members extending from the fluid-conducting conduit, wherein the at least one fluid conducting, of the fluid-conducting conduit to which the pair of sealing members is respective, is disposed between the pair of sealing members;   and wherein the pair of sealing members is configured such that, when the apparatus is deployed within the wellbore, the sealing members are disposed, or deployable into a disposition, to prevent, or substantially prevent, fluid communication, through a wellbore annulus, between: (i) the at least one fluid conducting port, disposed between the pair of sealing members, and (ii) a fluid conducting port of another one of the fluid-conducting conduits.   
     
     
         15 . The system as claimed in  claim 14 , wherein the pair of sealing members is configured such that, when the apparatus is deployed within the wellbore, the sealing members are disposed in, or deployable into a disposition of, sealing, or substantially sealing, engagement with a surface that, in co-operation with at least the apparatus, defines a wellbore annulus. 
     
     
         16 . The system as claimed in  claim 15 , wherein the surface is a portion of the subterranean formation. 
     
     
         17 . The system as claimed in  claim 15 , wherein the surface is that of a portion of a casing that is lining the wellbore, or a portion of a liner that is hanging from the casing. 
     
     
         18 . The system as claimed in  claim 14 , wherein each one of the sealing member includes a packer. 
     
     
         19 . The system as claimed in  claim 14 , wherein, the pair of sealing members is configured such that, when the apparatus is deployed within the wellbore, and injection fluid is being injected from the at least one apparatus port into a subterranean zone, the pair of sealing members effects isolation, or substantial isolation, of the injected injection fluid from the remainder of the subterranean formation. 
     
     
         20 . The system as claimed in  claim 1 , further comprising:
 respective to each one of the fluid-conducting conduits, at least one fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the apparatus port is respective, to a subterranean zone of the subterranean formation, such that a plurality of fluid conducting ports is provided; and   respective to at least one of the fluid-conducting conduits, a pair of sealing members extending from the fluid-conducting conduit, wherein the at least one fluid conducting port, of the fluid-conducting conduit to which the pair of sealing members is respective, is disposed between the pair of sealing members;   wherein, the pair of sealing members is configured such that, when the apparatus is deployed within the wellbore, and the pair of sealing members are disposed in sealing engagement with the formation, and injection fluid is being injected, from at least one apparatus port of the fluid-conducting conduit to which the pair of sealing members is respective, into a subterranean zone, the pair of sealing members effect isolation, or substantial isolation, of the injected injection fluid from the remainder of the subterranean formation.   
     
     
         21 . The system as claimed in  claim 20 ;
 wherein each one of the sealing members includes a packer.   
     
     
         22 . The system as claimed in  claim 1 , further comprising:
 respective to each one of the fluid-conducting conduits, at least one fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the apparatus port is respective, to a subterranean zone of the subterranean formation, such that a plurality of fluid conducting ports is provided; and   respective to at least one of the fluid-conducting conduits, a pair of sealing members extending from the fluid-conducting conduit, wherein the at least one fluid conducting port, of the fluid-conducting conduit to which the pair of sealing members is respective, is disposed between the pair of sealing members;   wherein the pair of sealing members are disposed in, or deployable into a disposition of, sealing engagement or substantially sealing engagement with a surface that, in co-operation with at least the apparatus, defines a wellbore annulus.   
     
     
         23 . The system as claimed in  claim 22 , wherein the surface is a portion of the subterranean formation. 
     
     
         24 . The system as claimed in  claim 22 , wherein the surface is that of a portion of a casing that is lining the wellbore, or a portion of a liner that is hanging from the casing. 
     
     
         25 . The system as claimed in  claim 22 , wherein each one of the sealing members includes a packer. 
     
     
         26 . The system as claimed in  claim 1 , further comprising:
 respective to each one of the fluid-conducting conduits, at least one fluid conducting port for conducting fluid, when fluid is flowing through the conduit fluid passage to which the apparatus port is respective, to a subterranean zone of the subterranean formation, such that a plurality of fluid conducting ports is provided;   wherein each one of the fluid-conducting conduits, independently, includes a valve member configured for at least interfering with fluid communication, through the fluid passage, between a fluid source upstream of the valve and the at least one fluid conducting port.   
     
     
         27 . The system as claimed in  claim 26 , wherein the valve member is configured for disposition between an open condition and a closed condition, wherein, in the open condition, fluid communication, through the fluid passage, is effected between a fluid source upstream of the valve member and the at least one fluid conducting port, and wherein, in the closed condition, sealing, or substantial sealing of fluid communication, through the fluid passage, between a fluid source upstream of the valve member and the at least one fluid conducting port, is effected. 
     
     
         28 . The system as claimed in  claim 26 , wherein the valve member, of each one of the fluid-conducting conduits, is configured for disposition above the wellhead when the apparatus is disposed within the wellbore. 
     
     
         29 . The system as claimed in  claim 26 , wherein the valve member, of each one of the fluid-conducting conduits, is configured for disposition above the surface when the apparatus is disposed within the wellbore.